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authorMark-MC Lee (李明昌) <Mark-MC.Lee@mediatek.com>2020-02-10 09:33:15 +0100
committerKoen Vandeputte <koen.vandeputte@ncentric.com>2020-02-28 17:50:46 +0100
commit25d9df670b850a4e3702e084ff249baa1670ae3f (patch)
tree3c477bcf6d64f9dec90609872113ee6e3f73b02f /target/linux/mediatek/files-5.4
parent50c6938b95a0c915c5c8ffe1fe67a94b9402e98e (diff)
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mediatek: add v5.4 support
Signed-off-by: Mark-MC Lee (李明昌) <Mark-MC.Lee@mediatek.com>
Diffstat (limited to 'target/linux/mediatek/files-5.4')
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/Kconfig3
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/Makefile11
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7530.c631
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7530.h13
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7531.c918
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7531.h13
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x.h213
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_common.c90
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_mdio.c598
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_nl.c382
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_nl.h43
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_regs.h294
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_swconfig.c510
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_swconfig.h29
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_vlan.c183
-rw-r--r--target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_vlan.h40
16 files changed, 3971 insertions, 0 deletions
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/Kconfig b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/Kconfig
new file mode 100644
index 0000000000..d9e0230cf0
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/Kconfig
@@ -0,0 +1,3 @@
+
+config MT753X_GSW
+ tristate "Driver for the MediaTek MT753x switch"
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/Makefile b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/Makefile
new file mode 100644
index 0000000000..7aae451cd1
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/Makefile
@@ -0,0 +1,11 @@
+#
+# Makefile for MediaTek MT753x gigabit switch
+#
+
+obj-$(CONFIG_MT753X_GSW) += mt753x.o
+
+mt753x-$(CONFIG_SWCONFIG) += mt753x_swconfig.o
+
+mt753x-y += mt753x_mdio.o mt7530.o mt7531.o \
+ mt753x_common.o mt753x_vlan.o \
+ mt753x_nl.o
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7530.c b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7530.c
new file mode 100644
index 0000000000..014b83be9e
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7530.c
@@ -0,0 +1,631 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+#include <linux/kernel.h>
+#include <linux/delay.h>
+
+#include "mt753x.h"
+#include "mt753x_regs.h"
+
+/* MT7530 registers */
+
+/* Unique fields of PMCR for MT7530 */
+#define FORCE_MODE BIT(15)
+
+/* Unique fields of GMACCR for MT7530 */
+#define VLAN_SUPT_NO_S 14
+#define VLAN_SUPT_NO_M 0x1c000
+#define LATE_COL_DROP BIT(13)
+
+/* Unique fields of (M)HWSTRAP for MT7530 */
+#define BOND_OPTION BIT(24)
+#define P5_PHY0_SEL BIT(20)
+#define CHG_TRAP BIT(16)
+#define LOOPDET_DIS BIT(14)
+#define P5_INTF_SEL_GMAC5 BIT(13)
+#define SMI_ADDR_S 11
+#define SMI_ADDR_M 0x1800
+#define XTAL_FSEL_S 9
+#define XTAL_FSEL_M 0x600
+#define P6_INTF_DIS BIT(8)
+#define P5_INTF_MODE_RGMII BIT(7)
+#define P5_INTF_DIS_S BIT(6)
+#define C_MDIO_BPS_S BIT(5)
+#define EEPROM_EN_S BIT(4)
+
+/* PHY EEE Register bitmap of define */
+#define PHY_DEV07 0x07
+#define PHY_DEV07_REG_03C 0x3c
+
+/* PHY Extend Register 0x14 bitmap of define */
+#define PHY_EXT_REG_14 0x14
+
+/* Fields of PHY_EXT_REG_14 */
+#define PHY_EN_DOWN_SHFIT BIT(4)
+
+/* PHY Token Ring Register 0x10 bitmap of define */
+#define PHY_TR_REG_10 0x10
+
+/* PHY Token Ring Register 0x12 bitmap of define */
+#define PHY_TR_REG_12 0x12
+
+/* PHY LPI PCS/DSP Control Register bitmap of define */
+#define PHY_LPI_REG_11 0x11
+
+/* PHY DEV 0x1e Register bitmap of define */
+#define PHY_DEV1E 0x1e
+#define PHY_DEV1E_REG_123 0x123
+#define PHY_DEV1E_REG_A6 0xa6
+
+/* Values of XTAL_FSEL */
+#define XTAL_20MHZ 1
+#define XTAL_40MHZ 2
+#define XTAL_25MHZ 3
+
+#define P6ECR 0x7830
+#define P6_INTF_MODE_TRGMII BIT(0)
+
+#define TRGMII_TXCTRL 0x7a40
+#define TRAIN_TXEN BIT(31)
+#define TXC_INV BIT(30)
+#define TX_DOEO BIT(29)
+#define TX_RST BIT(28)
+
+#define TRGMII_TD0_CTRL 0x7a50
+#define TRGMII_TD1_CTRL 0x7a58
+#define TRGMII_TD2_CTRL 0x7a60
+#define TRGMII_TD3_CTRL 0x7a68
+#define TRGMII_TXCTL_CTRL 0x7a70
+#define TRGMII_TCK_CTRL 0x7a78
+#define TRGMII_TD_CTRL(n) (0x7a50 + (n) * 8)
+#define NUM_TRGMII_CTRL 6
+#define TX_DMPEDRV BIT(31)
+#define TX_DM_SR BIT(15)
+#define TX_DMERODT BIT(14)
+#define TX_DMOECTL BIT(13)
+#define TX_TAP_S 8
+#define TX_TAP_M 0xf00
+#define TX_TRAIN_WD_S 0
+#define TX_TRAIN_WD_M 0xff
+
+#define TRGMII_TD0_ODT 0x7a54
+#define TRGMII_TD1_ODT 0x7a5c
+#define TRGMII_TD2_ODT 0x7a64
+#define TRGMII_TD3_ODT 0x7a6c
+#define TRGMII_TXCTL_ODT 0x7574
+#define TRGMII_TCK_ODT 0x757c
+#define TRGMII_TD_ODT(n) (0x7a54 + (n) * 8)
+#define NUM_TRGMII_ODT 6
+#define TX_DM_DRVN_PRE_S 30
+#define TX_DM_DRVN_PRE_M 0xc0000000
+#define TX_DM_DRVP_PRE_S 28
+#define TX_DM_DRVP_PRE_M 0x30000000
+#define TX_DM_TDSEL_S 24
+#define TX_DM_TDSEL_M 0xf000000
+#define TX_ODTEN BIT(23)
+#define TX_DME_PRE BIT(20)
+#define TX_DM_DRVNT0 BIT(19)
+#define TX_DM_DRVPT0 BIT(18)
+#define TX_DM_DRVNTE BIT(17)
+#define TX_DM_DRVPTE BIT(16)
+#define TX_DM_ODTN_S 12
+#define TX_DM_ODTN_M 0x7000
+#define TX_DM_ODTP_S 8
+#define TX_DM_ODTP_M 0x700
+#define TX_DM_DRVN_S 4
+#define TX_DM_DRVN_M 0xf0
+#define TX_DM_DRVP_S 0
+#define TX_DM_DRVP_M 0x0f
+
+#define P5RGMIIRXCR 0x7b00
+#define CSR_RGMII_RCTL_CFG_S 24
+#define CSR_RGMII_RCTL_CFG_M 0x7000000
+#define CSR_RGMII_RXD_CFG_S 16
+#define CSR_RGMII_RXD_CFG_M 0x70000
+#define CSR_RGMII_EDGE_ALIGN BIT(8)
+#define CSR_RGMII_RXC_90DEG_CFG_S 4
+#define CSR_RGMII_RXC_90DEG_CFG_M 0xf0
+#define CSR_RGMII_RXC_0DEG_CFG_S 0
+#define CSR_RGMII_RXC_0DEG_CFG_M 0x0f
+
+#define P5RGMIITXCR 0x7b04
+#define CSR_RGMII_TXEN_CFG_S 16
+#define CSR_RGMII_TXEN_CFG_M 0x70000
+#define CSR_RGMII_TXD_CFG_S 8
+#define CSR_RGMII_TXD_CFG_M 0x700
+#define CSR_RGMII_TXC_CFG_S 0
+#define CSR_RGMII_TXC_CFG_M 0x1f
+
+#define CHIP_REV 0x7ffc
+#define CHIP_NAME_S 16
+#define CHIP_NAME_M 0xffff0000
+#define CHIP_REV_S 0
+#define CHIP_REV_M 0x0f
+
+/* MMD registers */
+#define CORE_PLL_GROUP2 0x401
+#define RG_SYSPLL_EN_NORMAL BIT(15)
+#define RG_SYSPLL_VODEN BIT(14)
+#define RG_SYSPLL_POSDIV_S 5
+#define RG_SYSPLL_POSDIV_M 0x60
+
+#define CORE_PLL_GROUP4 0x403
+#define RG_SYSPLL_DDSFBK_EN BIT(12)
+#define RG_SYSPLL_BIAS_EN BIT(11)
+#define RG_SYSPLL_BIAS_LPF_EN BIT(10)
+
+#define CORE_PLL_GROUP5 0x404
+#define RG_LCDDS_PCW_NCPO1_S 0
+#define RG_LCDDS_PCW_NCPO1_M 0xffff
+
+#define CORE_PLL_GROUP6 0x405
+#define RG_LCDDS_PCW_NCPO0_S 0
+#define RG_LCDDS_PCW_NCPO0_M 0xffff
+
+#define CORE_PLL_GROUP7 0x406
+#define RG_LCDDS_PWDB BIT(15)
+#define RG_LCDDS_ISO_EN BIT(13)
+#define RG_LCCDS_C_S 4
+#define RG_LCCDS_C_M 0x70
+#define RG_LCDDS_PCW_NCPO_CHG BIT(3)
+
+#define CORE_PLL_GROUP10 0x409
+#define RG_LCDDS_SSC_DELTA_S 0
+#define RG_LCDDS_SSC_DELTA_M 0xfff
+
+#define CORE_PLL_GROUP11 0x40a
+#define RG_LCDDS_SSC_DELTA1_S 0
+#define RG_LCDDS_SSC_DELTA1_M 0xfff
+
+#define CORE_GSWPLL_GCR_1 0x040d
+#define GSWPLL_PREDIV_S 14
+#define GSWPLL_PREDIV_M 0xc000
+#define GSWPLL_POSTDIV_200M_S 12
+#define GSWPLL_POSTDIV_200M_M 0x3000
+#define GSWPLL_EN_PRE BIT(11)
+#define GSWPLL_FBKSEL BIT(10)
+#define GSWPLL_BP BIT(9)
+#define GSWPLL_BR BIT(8)
+#define GSWPLL_FBKDIV_200M_S 0
+#define GSWPLL_FBKDIV_200M_M 0xff
+
+#define CORE_GSWPLL_GCR_2 0x040e
+#define GSWPLL_POSTDIV_500M_S 8
+#define GSWPLL_POSTDIV_500M_M 0x300
+#define GSWPLL_FBKDIV_500M_S 0
+#define GSWPLL_FBKDIV_500M_M 0xff
+
+#define TRGMII_GSW_CLK_CG 0x0410
+#define TRGMIICK_EN BIT(1)
+#define GSWCK_EN BIT(0)
+
+static int mt7530_mii_read(struct gsw_mt753x *gsw, int phy, int reg)
+{
+ if (phy < MT753X_NUM_PHYS)
+ phy = (gsw->phy_base + phy) & MT753X_SMI_ADDR_MASK;
+
+ return mdiobus_read(gsw->host_bus, phy, reg);
+}
+
+static void mt7530_mii_write(struct gsw_mt753x *gsw, int phy, int reg, u16 val)
+{
+ if (phy < MT753X_NUM_PHYS)
+ phy = (gsw->phy_base + phy) & MT753X_SMI_ADDR_MASK;
+
+ mdiobus_write(gsw->host_bus, phy, reg, val);
+}
+
+static int mt7530_mmd_read(struct gsw_mt753x *gsw, int addr, int devad, u16 reg)
+{
+ u16 val;
+
+ if (addr < MT753X_NUM_PHYS)
+ addr = (gsw->phy_base + addr) & MT753X_SMI_ADDR_MASK;
+
+ mutex_lock(&gsw->host_bus->mdio_lock);
+
+ gsw->host_bus->write(gsw->host_bus, addr, MII_MMD_ACC_CTL_REG,
+ (MMD_ADDR << MMD_CMD_S) |
+ ((devad << MMD_DEVAD_S) & MMD_DEVAD_M));
+
+ gsw->host_bus->write(gsw->host_bus, addr, MII_MMD_ADDR_DATA_REG, reg);
+
+ gsw->host_bus->write(gsw->host_bus, addr, MII_MMD_ACC_CTL_REG,
+ (MMD_DATA << MMD_CMD_S) |
+ ((devad << MMD_DEVAD_S) & MMD_DEVAD_M));
+
+ val = gsw->host_bus->read(gsw->host_bus, addr, MII_MMD_ADDR_DATA_REG);
+
+ mutex_unlock(&gsw->host_bus->mdio_lock);
+
+ return val;
+}
+
+static void mt7530_mmd_write(struct gsw_mt753x *gsw, int addr, int devad,
+ u16 reg, u16 val)
+{
+ if (addr < MT753X_NUM_PHYS)
+ addr = (gsw->phy_base + addr) & MT753X_SMI_ADDR_MASK;
+
+ mutex_lock(&gsw->host_bus->mdio_lock);
+
+ gsw->host_bus->write(gsw->host_bus, addr, MII_MMD_ACC_CTL_REG,
+ (MMD_ADDR << MMD_CMD_S) |
+ ((devad << MMD_DEVAD_S) & MMD_DEVAD_M));
+
+ gsw->host_bus->write(gsw->host_bus, addr, MII_MMD_ADDR_DATA_REG, reg);
+
+ gsw->host_bus->write(gsw->host_bus, addr, MII_MMD_ACC_CTL_REG,
+ (MMD_DATA << MMD_CMD_S) |
+ ((devad << MMD_DEVAD_S) & MMD_DEVAD_M));
+
+ gsw->host_bus->write(gsw->host_bus, addr, MII_MMD_ADDR_DATA_REG, val);
+
+ mutex_unlock(&gsw->host_bus->mdio_lock);
+}
+
+static void mt7530_core_reg_write(struct gsw_mt753x *gsw, u32 reg, u32 val)
+{
+ gsw->mmd_write(gsw, 0, 0x1f, reg, val);
+}
+
+static void mt7530_trgmii_setting(struct gsw_mt753x *gsw)
+{
+ u16 i;
+
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP5, 0x0780);
+ mdelay(1);
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP6, 0);
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP10, 0x87);
+ mdelay(1);
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP11, 0x87);
+
+ /* PLL BIAS enable */
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP4,
+ RG_SYSPLL_DDSFBK_EN | RG_SYSPLL_BIAS_EN);
+ mdelay(1);
+
+ /* PLL LPF enable */
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP4,
+ RG_SYSPLL_DDSFBK_EN |
+ RG_SYSPLL_BIAS_EN | RG_SYSPLL_BIAS_LPF_EN);
+
+ /* sys PLL enable */
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP2,
+ RG_SYSPLL_EN_NORMAL | RG_SYSPLL_VODEN |
+ (1 << RG_SYSPLL_POSDIV_S));
+
+ /* LCDDDS PWDS */
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP7,
+ (3 << RG_LCCDS_C_S) |
+ RG_LCDDS_PWDB | RG_LCDDS_ISO_EN);
+ mdelay(1);
+
+ /* Enable MT7530 TRGMII clock */
+ mt7530_core_reg_write(gsw, TRGMII_GSW_CLK_CG, GSWCK_EN | TRGMIICK_EN);
+
+ /* lower Tx Driving */
+ for (i = 0 ; i < NUM_TRGMII_ODT; i++)
+ mt753x_reg_write(gsw, TRGMII_TD_ODT(i),
+ (4 << TX_DM_DRVP_S) | (4 << TX_DM_DRVN_S));
+}
+
+static void mt7530_rgmii_setting(struct gsw_mt753x *gsw)
+{
+ u32 val;
+
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP5, 0x0c80);
+ mdelay(1);
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP6, 0);
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP10, 0x87);
+ mdelay(1);
+ mt7530_core_reg_write(gsw, CORE_PLL_GROUP11, 0x87);
+
+ val = mt753x_reg_read(gsw, TRGMII_TXCTRL);
+ val &= ~TXC_INV;
+ mt753x_reg_write(gsw, TRGMII_TXCTRL, val);
+
+ mt753x_reg_write(gsw, TRGMII_TCK_CTRL,
+ (8 << TX_TAP_S) | (0x55 << TX_TRAIN_WD_S));
+}
+
+static int mt7530_mac_port_setup(struct gsw_mt753x *gsw)
+{
+ u32 hwstrap, p6ecr = 0, p5mcr, p6mcr, phyad;
+
+ hwstrap = mt753x_reg_read(gsw, MHWSTRAP);
+ hwstrap &= ~(P6_INTF_DIS | P5_INTF_MODE_RGMII | P5_INTF_DIS_S);
+ hwstrap |= P5_INTF_SEL_GMAC5;
+ if (!gsw->port5_cfg.enabled) {
+ p5mcr = FORCE_MODE;
+ hwstrap |= P5_INTF_DIS_S;
+ } else {
+ p5mcr = (IPG_96BIT_WITH_SHORT_IPG << IPG_CFG_S) |
+ MAC_MODE | MAC_TX_EN | MAC_RX_EN |
+ BKOFF_EN | BACKPR_EN;
+
+ if (gsw->port5_cfg.force_link) {
+ p5mcr |= FORCE_MODE | FORCE_LINK | FORCE_RX_FC |
+ FORCE_TX_FC;
+ p5mcr |= gsw->port5_cfg.speed << FORCE_SPD_S;
+
+ if (gsw->port5_cfg.duplex)
+ p5mcr |= FORCE_DPX;
+ }
+
+ switch (gsw->port5_cfg.phy_mode) {
+ case PHY_INTERFACE_MODE_MII:
+ case PHY_INTERFACE_MODE_GMII:
+ break;
+ case PHY_INTERFACE_MODE_RGMII:
+ hwstrap |= P5_INTF_MODE_RGMII;
+ break;
+ default:
+ dev_info(gsw->dev, "%s is not supported by port5\n",
+ phy_modes(gsw->port5_cfg.phy_mode));
+ p5mcr = FORCE_MODE;
+ hwstrap |= P5_INTF_DIS_S;
+ }
+
+ /* Port5 to PHY direct mode */
+ if (of_property_read_u32(gsw->port5_cfg.np, "phy-address",
+ &phyad))
+ goto parse_p6;
+
+ if (phyad != 0 && phyad != 4) {
+ dev_info(gsw->dev,
+ "Only PHY 0/4 can be connected to Port 5\n");
+ goto parse_p6;
+ }
+
+ hwstrap &= ~P5_INTF_SEL_GMAC5;
+ if (phyad == 0)
+ hwstrap |= P5_PHY0_SEL;
+ else
+ hwstrap &= ~P5_PHY0_SEL;
+ }
+
+parse_p6:
+ if (!gsw->port6_cfg.enabled) {
+ p6mcr = FORCE_MODE;
+ hwstrap |= P6_INTF_DIS;
+ } else {
+ p6mcr = (IPG_96BIT_WITH_SHORT_IPG << IPG_CFG_S) |
+ MAC_MODE | MAC_TX_EN | MAC_RX_EN |
+ BKOFF_EN | BACKPR_EN;
+
+ if (gsw->port6_cfg.force_link) {
+ p6mcr |= FORCE_MODE | FORCE_LINK | FORCE_RX_FC |
+ FORCE_TX_FC;
+ p6mcr |= gsw->port6_cfg.speed << FORCE_SPD_S;
+
+ if (gsw->port6_cfg.duplex)
+ p6mcr |= FORCE_DPX;
+ }
+
+ switch (gsw->port6_cfg.phy_mode) {
+ case PHY_INTERFACE_MODE_RGMII:
+ p6ecr = BIT(1);
+ break;
+ case PHY_INTERFACE_MODE_TRGMII:
+ /* set MT7530 central align */
+ p6ecr = BIT(0);
+ break;
+ default:
+ dev_info(gsw->dev, "%s is not supported by port6\n",
+ phy_modes(gsw->port6_cfg.phy_mode));
+ p6mcr = FORCE_MODE;
+ hwstrap |= P6_INTF_DIS;
+ }
+ }
+
+ mt753x_reg_write(gsw, MHWSTRAP, hwstrap);
+ mt753x_reg_write(gsw, P6ECR, p6ecr);
+
+ mt753x_reg_write(gsw, PMCR(5), p5mcr);
+ mt753x_reg_write(gsw, PMCR(6), p6mcr);
+
+ return 0;
+}
+
+static void mt7530_core_pll_setup(struct gsw_mt753x *gsw)
+{
+ u32 hwstrap;
+
+ hwstrap = mt753x_reg_read(gsw, HWSTRAP);
+
+ switch ((hwstrap & XTAL_FSEL_M) >> XTAL_FSEL_S) {
+ case XTAL_40MHZ:
+ /* Disable MT7530 core clock */
+ mt7530_core_reg_write(gsw, TRGMII_GSW_CLK_CG, 0);
+
+ /* disable MT7530 PLL */
+ mt7530_core_reg_write(gsw, CORE_GSWPLL_GCR_1,
+ (2 << GSWPLL_POSTDIV_200M_S) |
+ (32 << GSWPLL_FBKDIV_200M_S));
+
+ /* For MT7530 core clock = 500Mhz */
+ mt7530_core_reg_write(gsw, CORE_GSWPLL_GCR_2,
+ (1 << GSWPLL_POSTDIV_500M_S) |
+ (25 << GSWPLL_FBKDIV_500M_S));
+
+ /* Enable MT7530 PLL */
+ mt7530_core_reg_write(gsw, CORE_GSWPLL_GCR_1,
+ (2 << GSWPLL_POSTDIV_200M_S) |
+ (32 << GSWPLL_FBKDIV_200M_S) |
+ GSWPLL_EN_PRE);
+
+ usleep_range(20, 40);
+
+ /* Enable MT7530 core clock */
+ mt7530_core_reg_write(gsw, TRGMII_GSW_CLK_CG, GSWCK_EN);
+ break;
+ default:
+ /* TODO: PLL settings for 20/25MHz */
+ break;
+ }
+
+ hwstrap = mt753x_reg_read(gsw, HWSTRAP);
+ hwstrap |= CHG_TRAP;
+ if (gsw->direct_phy_access)
+ hwstrap &= ~C_MDIO_BPS_S;
+ else
+ hwstrap |= C_MDIO_BPS_S;
+
+ mt753x_reg_write(gsw, MHWSTRAP, hwstrap);
+
+ if (gsw->port6_cfg.enabled &&
+ gsw->port6_cfg.phy_mode == PHY_INTERFACE_MODE_TRGMII) {
+ mt7530_trgmii_setting(gsw);
+ } else {
+ /* RGMII */
+ mt7530_rgmii_setting(gsw);
+ }
+
+ /* delay setting for 10/1000M */
+ mt753x_reg_write(gsw, P5RGMIIRXCR,
+ CSR_RGMII_EDGE_ALIGN |
+ (2 << CSR_RGMII_RXC_0DEG_CFG_S));
+ mt753x_reg_write(gsw, P5RGMIITXCR, 0x14 << CSR_RGMII_TXC_CFG_S);
+}
+
+static int mt7530_sw_detect(struct gsw_mt753x *gsw, struct chip_rev *crev)
+{
+ u32 rev;
+
+ rev = mt753x_reg_read(gsw, CHIP_REV);
+
+ if (((rev & CHIP_NAME_M) >> CHIP_NAME_S) == MT7530) {
+ if (crev) {
+ crev->rev = rev & CHIP_REV_M;
+ crev->name = "MT7530";
+ }
+
+ return 0;
+ }
+
+ return -ENODEV;
+}
+
+static void mt7530_phy_setting(struct gsw_mt753x *gsw)
+{
+ int i;
+ u32 val;
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ /* Disable EEE */
+ gsw->mmd_write(gsw, i, PHY_DEV07, PHY_DEV07_REG_03C, 0);
+
+ /* Enable HW auto downshift */
+ gsw->mii_write(gsw, i, 0x1f, 0x1);
+ val = gsw->mii_read(gsw, i, PHY_EXT_REG_14);
+ val |= PHY_EN_DOWN_SHFIT;
+ gsw->mii_write(gsw, i, PHY_EXT_REG_14, val);
+
+ /* Increase SlvDPSready time */
+ gsw->mii_write(gsw, i, 0x1f, 0x52b5);
+ gsw->mii_write(gsw, i, PHY_TR_REG_10, 0xafae);
+ gsw->mii_write(gsw, i, PHY_TR_REG_12, 0x2f);
+ gsw->mii_write(gsw, i, PHY_TR_REG_10, 0x8fae);
+
+ /* Increase post_update_timer */
+ gsw->mii_write(gsw, i, 0x1f, 0x3);
+ gsw->mii_write(gsw, i, PHY_LPI_REG_11, 0x4b);
+ gsw->mii_write(gsw, i, 0x1f, 0);
+
+ /* Adjust 100_mse_threshold */
+ gsw->mmd_write(gsw, i, PHY_DEV1E, PHY_DEV1E_REG_123, 0xffff);
+
+ /* Disable mcc */
+ gsw->mmd_write(gsw, i, PHY_DEV1E, PHY_DEV1E_REG_A6, 0x300);
+ }
+}
+
+static inline bool get_phy_access_mode(const struct device_node *np)
+{
+ return of_property_read_bool(np, "mt7530,direct-phy-access");
+}
+
+static int mt7530_sw_init(struct gsw_mt753x *gsw)
+{
+ int i;
+ u32 val;
+
+ gsw->direct_phy_access = get_phy_access_mode(gsw->dev->of_node);
+
+ /* Force MT7530 to use (in)direct PHY access */
+ val = mt753x_reg_read(gsw, HWSTRAP);
+ val |= CHG_TRAP;
+ if (gsw->direct_phy_access)
+ val &= ~C_MDIO_BPS_S;
+ else
+ val |= C_MDIO_BPS_S;
+ mt753x_reg_write(gsw, MHWSTRAP, val);
+
+ /* Read PHY address base from HWSTRAP */
+ gsw->phy_base = (((val & SMI_ADDR_M) >> SMI_ADDR_S) << 3) + 8;
+ gsw->phy_base &= MT753X_SMI_ADDR_MASK;
+
+ if (gsw->direct_phy_access) {
+ gsw->mii_read = mt7530_mii_read;
+ gsw->mii_write = mt7530_mii_write;
+ gsw->mmd_read = mt7530_mmd_read;
+ gsw->mmd_write = mt7530_mmd_write;
+ } else {
+ gsw->mii_read = mt753x_mii_read;
+ gsw->mii_write = mt753x_mii_write;
+ gsw->mmd_read = mt753x_mmd_ind_read;
+ gsw->mmd_write = mt753x_mmd_ind_write;
+ }
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ val = gsw->mii_read(gsw, i, MII_BMCR);
+ val |= BMCR_PDOWN;
+ gsw->mii_write(gsw, i, MII_BMCR, val);
+ }
+
+ /* Force MAC link down before reset */
+ mt753x_reg_write(gsw, PMCR(5), FORCE_MODE);
+ mt753x_reg_write(gsw, PMCR(6), FORCE_MODE);
+
+ /* Switch soft reset */
+ /* BUG: sw reset causes gsw int flooding */
+ mt753x_reg_write(gsw, SYS_CTRL, SW_PHY_RST | SW_SYS_RST | SW_REG_RST);
+ usleep_range(10, 20);
+
+ /* global mac control settings configuration */
+ mt753x_reg_write(gsw, GMACCR,
+ LATE_COL_DROP | (15 << MTCC_LMT_S) |
+ (2 << MAX_RX_JUMBO_S) | RX_PKT_LEN_MAX_JUMBO);
+
+ mt7530_core_pll_setup(gsw);
+ mt7530_mac_port_setup(gsw);
+
+ return 0;
+}
+
+static int mt7530_sw_post_init(struct gsw_mt753x *gsw)
+{
+ int i;
+ u32 val;
+
+ mt7530_phy_setting(gsw);
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ val = gsw->mii_read(gsw, i, MII_BMCR);
+ val &= ~BMCR_PDOWN;
+ gsw->mii_write(gsw, i, MII_BMCR, val);
+ }
+
+ return 0;
+}
+
+struct mt753x_sw_id mt7530_id = {
+ .model = MT7530,
+ .detect = mt7530_sw_detect,
+ .init = mt7530_sw_init,
+ .post_init = mt7530_sw_post_init
+};
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7530.h b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7530.h
new file mode 100644
index 0000000000..ef2d68417a
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7530.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ */
+
+#ifndef _MT7530_H_
+#define _MT7530_H_
+
+#include "mt753x.h"
+
+extern struct mt753x_sw_id mt7530_id;
+
+#endif /* _MT7530_H_ */
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7531.c b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7531.c
new file mode 100644
index 0000000000..5b9f359168
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7531.c
@@ -0,0 +1,918 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Zhanguo Ju <zhanguo.ju@mediatek.com>
+ */
+
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/hrtimer.h>
+
+#include "mt753x.h"
+#include "mt753x_regs.h"
+
+/* MT7531 registers */
+#define SGMII_REG_BASE 0x5000
+#define SGMII_REG_PORT_BASE 0x1000
+#define SGMII_REG(p, r) (SGMII_REG_BASE + \
+ (p) * SGMII_REG_PORT_BASE + (r))
+#define PCS_CONTROL_1(p) SGMII_REG(p, 0x00)
+#define SGMII_MODE(p) SGMII_REG(p, 0x20)
+#define QPHY_PWR_STATE_CTRL(p) SGMII_REG(p, 0xe8)
+#define PHYA_CTRL_SIGNAL3(p) SGMII_REG(p, 0x128)
+
+/* Fields of PCS_CONTROL_1 */
+#define SGMII_LINK_STATUS BIT(18)
+#define SGMII_AN_ENABLE BIT(12)
+#define SGMII_AN_RESTART BIT(9)
+
+/* Fields of SGMII_MODE */
+#define SGMII_REMOTE_FAULT_DIS BIT(8)
+#define SGMII_IF_MODE_FORCE_DUPLEX BIT(4)
+#define SGMII_IF_MODE_FORCE_SPEED_S 0x2
+#define SGMII_IF_MODE_FORCE_SPEED_M 0x0c
+#define SGMII_IF_MODE_ADVERT_AN BIT(1)
+
+/* Values of SGMII_IF_MODE_FORCE_SPEED */
+#define SGMII_IF_MODE_FORCE_SPEED_10 0
+#define SGMII_IF_MODE_FORCE_SPEED_100 1
+#define SGMII_IF_MODE_FORCE_SPEED_1000 2
+
+/* Fields of QPHY_PWR_STATE_CTRL */
+#define PHYA_PWD BIT(4)
+
+/* Fields of PHYA_CTRL_SIGNAL3 */
+#define RG_TPHY_SPEED_S 2
+#define RG_TPHY_SPEED_M 0x0c
+
+/* Values of RG_TPHY_SPEED */
+#define RG_TPHY_SPEED_1000 0
+#define RG_TPHY_SPEED_2500 1
+
+/* Unique fields of (M)HWSTRAP for MT7531 */
+#define XTAL_FSEL_S 7
+#define XTAL_FSEL_M BIT(7)
+#define PHY_EN BIT(6)
+#define CHG_STRAP BIT(8)
+
+/* Efuse Register Define */
+#define GBE_EFUSE 0x7bc8
+#define GBE_SEL_EFUSE_EN BIT(0)
+
+/* PHY ENABLE Register bitmap define */
+#define PHY_DEV1F 0x1f
+#define PHY_DEV1F_REG_44 0x44
+#define PHY_DEV1F_REG_104 0x104
+#define PHY_DEV1F_REG_10A 0x10a
+#define PHY_DEV1F_REG_10B 0x10b
+#define PHY_DEV1F_REG_10C 0x10c
+#define PHY_DEV1F_REG_10D 0x10d
+#define PHY_DEV1F_REG_268 0x268
+#define PHY_DEV1F_REG_269 0x269
+#define PHY_DEV1F_REG_403 0x403
+
+/* Fields of PHY_DEV1F_REG_403 */
+#define GBE_EFUSE_SETTING BIT(3)
+#define PHY_EN_BYPASS_MODE BIT(4)
+#define POWER_ON_OFF BIT(5)
+#define PHY_PLL_M GENMASK(9, 8)
+#define PHY_PLL_SEL(x) (((x) << 8) & GENMASK(9, 8))
+
+/* PHY EEE Register bitmap of define */
+#define PHY_DEV07 0x07
+#define PHY_DEV07_REG_03C 0x3c
+
+/* PHY Extend Register 0x14 bitmap of define */
+#define PHY_EXT_REG_14 0x14
+
+/* Fields of PHY_EXT_REG_14 */
+#define PHY_EN_DOWN_SHFIT BIT(4)
+
+/* PHY Extend Register 0x17 bitmap of define */
+#define PHY_EXT_REG_17 0x17
+
+/* Fields of PHY_EXT_REG_17 */
+#define PHY_LINKDOWN_POWER_SAVING_EN BIT(4)
+
+/* PHY Token Ring Register 0x10 bitmap of define */
+#define PHY_TR_REG_10 0x10
+
+/* PHY Token Ring Register 0x12 bitmap of define */
+#define PHY_TR_REG_12 0x12
+
+/* PHY DEV 0x1e Register bitmap of define */
+#define PHY_DEV1E 0x1e
+#define PHY_DEV1E_REG_13 0x13
+#define PHY_DEV1E_REG_14 0x14
+#define PHY_DEV1E_REG_41 0x41
+#define PHY_DEV1E_REG_A6 0xa6
+#define PHY_DEV1E_REG_0C6 0x0c6
+#define PHY_DEV1E_REG_0FE 0x0fe
+#define PHY_DEV1E_REG_123 0x123
+#define PHY_DEV1E_REG_189 0x189
+
+/* Fields of PHY_DEV1E_REG_0C6 */
+#define PHY_POWER_SAVING_S 8
+#define PHY_POWER_SAVING_M 0x300
+#define PHY_POWER_SAVING_TX 0x0
+
+/* Fields of PHY_DEV1E_REG_189 */
+#define DESCRAMBLER_CLEAR_EN 0x1
+
+/* Values of XTAL_FSEL_S */
+#define XTAL_40MHZ 0
+#define XTAL_25MHZ 1
+
+#define PLLGP_EN 0x7820
+#define EN_COREPLL BIT(2)
+#define SW_CLKSW BIT(1)
+#define SW_PLLGP BIT(0)
+
+#define PLLGP_CR0 0x78a8
+#define RG_COREPLL_EN BIT(22)
+#define RG_COREPLL_POSDIV_S 23
+#define RG_COREPLL_POSDIV_M 0x3800000
+#define RG_COREPLL_SDM_PCW_S 1
+#define RG_COREPLL_SDM_PCW_M 0x3ffffe
+#define RG_COREPLL_SDM_PCW_CHG BIT(0)
+
+/* TOP Signals Status Register */
+#define TOP_SIG_SR 0x780c
+#define PAD_DUAL_SGMII_EN BIT(1)
+
+/* RGMII and SGMII PLL clock */
+#define ANA_PLLGP_CR2 0x78b0
+#define ANA_PLLGP_CR5 0x78bc
+
+/* GPIO mode define */
+#define GPIO_MODE_REGS(x) (0x7c0c + (((x) / 8) * 4))
+#define GPIO_MODE_S 4
+
+/* GPIO GROUP IOLB SMT0 Control */
+#define SMT0_IOLB 0x7f04
+#define SMT_IOLB_5_SMI_MDC_EN BIT(5)
+
+/* Unique fields of PMCR for MT7531 */
+#define FORCE_MODE_EEE1G BIT(25)
+#define FORCE_MODE_EEE100 BIT(26)
+#define FORCE_MODE_TX_FC BIT(27)
+#define FORCE_MODE_RX_FC BIT(28)
+#define FORCE_MODE_DPX BIT(29)
+#define FORCE_MODE_SPD BIT(30)
+#define FORCE_MODE_LNK BIT(31)
+#define FORCE_MODE BIT(15)
+
+#define CHIP_REV 0x781C
+#define CHIP_NAME_S 16
+#define CHIP_NAME_M 0xffff0000
+#define CHIP_REV_S 0
+#define CHIP_REV_M 0x0f
+#define CHIP_REV_E1 0x0
+
+#define CLKGEN_CTRL 0x7500
+#define CLK_SKEW_OUT_S 8
+#define CLK_SKEW_OUT_M 0x300
+#define CLK_SKEW_IN_S 6
+#define CLK_SKEW_IN_M 0xc0
+#define RXCLK_NO_DELAY BIT(5)
+#define TXCLK_NO_REVERSE BIT(4)
+#define GP_MODE_S 1
+#define GP_MODE_M 0x06
+#define GP_CLK_EN BIT(0)
+
+/* Values of GP_MODE */
+#define GP_MODE_RGMII 0
+#define GP_MODE_MII 1
+#define GP_MODE_REV_MII 2
+
+/* Values of CLK_SKEW_IN */
+#define CLK_SKEW_IN_NO_CHANGE 0
+#define CLK_SKEW_IN_DELAY_100PPS 1
+#define CLK_SKEW_IN_DELAY_200PPS 2
+#define CLK_SKEW_IN_REVERSE 3
+
+/* Values of CLK_SKEW_OUT */
+#define CLK_SKEW_OUT_NO_CHANGE 0
+#define CLK_SKEW_OUT_DELAY_100PPS 1
+#define CLK_SKEW_OUT_DELAY_200PPS 2
+#define CLK_SKEW_OUT_REVERSE 3
+
+/* Proprietory Control Register of Internal Phy device 0x1e */
+#define RXADC_CONTROL_3 0xc2
+#define RXADC_LDO_CONTROL_2 0xd3
+
+/* Proprietory Control Register of Internal Phy device 0x1f */
+#define TXVLD_DA_271 0x271
+#define TXVLD_DA_272 0x272
+#define TXVLD_DA_273 0x273
+
+/* DSP Channel and NOD_ADDR*/
+#define DSP_CH 0x2
+#define DSP_NOD_ADDR 0xD
+
+/* gpio pinmux pins and functions define */
+static int gpio_int_pins[] = {0};
+static int gpio_int_funcs[] = {1};
+static int gpio_mdc_pins[] = {11, 20};
+static int gpio_mdc_funcs[] = {2, 2};
+static int gpio_mdio_pins[] = {12, 21};
+static int gpio_mdio_funcs[] = {2, 2};
+
+static int mt7531_set_port_sgmii_force_mode(struct gsw_mt753x *gsw, u32 port,
+ struct mt753x_port_cfg *port_cfg)
+{
+ u32 speed, port_base, val;
+ ktime_t timeout;
+ u32 timeout_us;
+
+ if (port < 5 || port >= MT753X_NUM_PORTS) {
+ dev_info(gsw->dev, "port %d is not a SGMII port\n", port);
+ return -EINVAL;
+ }
+
+ port_base = port - 5;
+
+ switch (port_cfg->speed) {
+ case MAC_SPD_1000:
+ speed = RG_TPHY_SPEED_1000;
+ break;
+ case MAC_SPD_2500:
+ speed = RG_TPHY_SPEED_2500;
+ break;
+ default:
+ dev_info(gsw->dev, "invalid SGMII speed idx %d for port %d\n",
+ port_cfg->speed, port);
+
+ speed = RG_TPHY_SPEED_1000;
+ }
+
+ /* Step 1: Speed select register setting */
+ val = mt753x_reg_read(gsw, PHYA_CTRL_SIGNAL3(port_base));
+ val &= ~RG_TPHY_SPEED_M;
+ val |= speed << RG_TPHY_SPEED_S;
+ mt753x_reg_write(gsw, PHYA_CTRL_SIGNAL3(port_base), val);
+
+ /* Step 2 : Disable AN */
+ val = mt753x_reg_read(gsw, PCS_CONTROL_1(port_base));
+ val &= ~SGMII_AN_ENABLE;
+ mt753x_reg_write(gsw, PCS_CONTROL_1(port_base), val);
+
+ /* Step 3: SGMII force mode setting */
+ val = mt753x_reg_read(gsw, SGMII_MODE(port_base));
+ val &= ~SGMII_IF_MODE_ADVERT_AN;
+ val &= ~SGMII_IF_MODE_FORCE_SPEED_M;
+ val |= SGMII_IF_MODE_FORCE_SPEED_1000 << SGMII_IF_MODE_FORCE_SPEED_S;
+ val |= SGMII_IF_MODE_FORCE_DUPLEX;
+ /* For sgmii force mode, 0 is full duplex and 1 is half duplex */
+ if (port_cfg->duplex)
+ val &= ~SGMII_IF_MODE_FORCE_DUPLEX;
+
+ mt753x_reg_write(gsw, SGMII_MODE(port_base), val);
+
+ /* Step 4: XXX: Disable Link partner's AN and set force mode */
+
+ /* Step 5: XXX: Special setting for PHYA ==> reserved for flexible */
+
+ /* Step 6 : Release PHYA power down state */
+ val = mt753x_reg_read(gsw, QPHY_PWR_STATE_CTRL(port_base));
+ val &= ~PHYA_PWD;
+ mt753x_reg_write(gsw, QPHY_PWR_STATE_CTRL(port_base), val);
+
+ /* Step 7 : Polling SGMII_LINK_STATUS */
+ timeout_us = 2000000;
+ timeout = ktime_add_us(ktime_get(), timeout_us);
+ while (1) {
+ val = mt753x_reg_read(gsw, PCS_CONTROL_1(port_base));
+ val &= SGMII_LINK_STATUS;
+
+ if (val)
+ break;
+
+ if (ktime_compare(ktime_get(), timeout) > 0)
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
+static int mt7531_set_port_sgmii_an_mode(struct gsw_mt753x *gsw, u32 port,
+ struct mt753x_port_cfg *port_cfg)
+{
+ u32 speed, port_base, val;
+ ktime_t timeout;
+ u32 timeout_us;
+
+ if (port < 5 || port >= MT753X_NUM_PORTS) {
+ dev_info(gsw->dev, "port %d is not a SGMII port\n", port);
+ return -EINVAL;
+ }
+
+ port_base = port - 5;
+
+ switch (port_cfg->speed) {
+ case MAC_SPD_1000:
+ speed = RG_TPHY_SPEED_1000;
+ break;
+ case MAC_SPD_2500:
+ speed = RG_TPHY_SPEED_2500;
+ break;
+ default:
+ dev_info(gsw->dev, "invalid SGMII speed idx %d for port %d\n",
+ port_cfg->speed, port);
+
+ speed = RG_TPHY_SPEED_1000;
+ }
+
+ /* Step 1: Speed select register setting */
+ val = mt753x_reg_read(gsw, PHYA_CTRL_SIGNAL3(port_base));
+ val &= ~RG_TPHY_SPEED_M;
+ val |= speed << RG_TPHY_SPEED_S;
+ mt753x_reg_write(gsw, PHYA_CTRL_SIGNAL3(port_base), val);
+
+ /* Step 2: Remote fault disable */
+ val = mt753x_reg_read(gsw, SGMII_MODE(port));
+ val |= SGMII_REMOTE_FAULT_DIS;
+ mt753x_reg_write(gsw, SGMII_MODE(port), val);
+
+ /* Step 3: Setting Link partner's AN enable = 1 */
+
+ /* Step 4: Setting Link partner's device ability for speed/duplex */
+
+ /* Step 5: AN re-start */
+ val = mt753x_reg_read(gsw, PCS_CONTROL_1(port));
+ val |= SGMII_AN_RESTART;
+ mt753x_reg_write(gsw, PCS_CONTROL_1(port), val);
+
+ /* Step 6: Special setting for PHYA ==> reserved for flexible */
+
+ /* Step 7 : Polling SGMII_LINK_STATUS */
+ timeout_us = 2000000;
+ timeout = ktime_add_us(ktime_get(), timeout_us);
+ while (1) {
+ val = mt753x_reg_read(gsw, PCS_CONTROL_1(port_base));
+ val &= SGMII_LINK_STATUS;
+
+ if (val)
+ break;
+
+ if (ktime_compare(ktime_get(), timeout) > 0)
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
+static int mt7531_set_port_rgmii(struct gsw_mt753x *gsw, u32 port)
+{
+ u32 val;
+
+ if (port != 5) {
+ dev_info(gsw->dev, "RGMII mode is not available for port %d\n",
+ port);
+ return -EINVAL;
+ }
+
+ val = mt753x_reg_read(gsw, CLKGEN_CTRL);
+ val |= GP_CLK_EN;
+ val &= ~GP_MODE_M;
+ val |= GP_MODE_RGMII << GP_MODE_S;
+ val |= TXCLK_NO_REVERSE;
+ val |= RXCLK_NO_DELAY;
+ val &= ~CLK_SKEW_IN_M;
+ val |= CLK_SKEW_IN_NO_CHANGE << CLK_SKEW_IN_S;
+ val &= ~CLK_SKEW_OUT_M;
+ val |= CLK_SKEW_OUT_NO_CHANGE << CLK_SKEW_OUT_S;
+ mt753x_reg_write(gsw, CLKGEN_CTRL, val);
+
+ return 0;
+}
+
+static int mt7531_mac_port_setup(struct gsw_mt753x *gsw, u32 port,
+ struct mt753x_port_cfg *port_cfg)
+{
+ u32 pmcr;
+ u32 speed;
+
+ if (port < 5 || port >= MT753X_NUM_PORTS) {
+ dev_info(gsw->dev, "port %d is not a MAC port\n", port);
+ return -EINVAL;
+ }
+
+ if (port_cfg->enabled) {
+ pmcr = (IPG_96BIT_WITH_SHORT_IPG << IPG_CFG_S) |
+ MAC_MODE | MAC_TX_EN | MAC_RX_EN |
+ BKOFF_EN | BACKPR_EN;
+
+ if (port_cfg->force_link) {
+ /* PMCR's speed field 0x11 is reserved,
+ * sw should set 0x10
+ */
+ speed = port_cfg->speed;
+ if (port_cfg->speed == MAC_SPD_2500)
+ speed = MAC_SPD_1000;
+
+ pmcr |= FORCE_MODE_LNK | FORCE_LINK |
+ FORCE_MODE_SPD | FORCE_MODE_DPX |
+ FORCE_MODE_RX_FC | FORCE_MODE_TX_FC |
+ FORCE_RX_FC | FORCE_TX_FC |
+ (speed << FORCE_SPD_S);
+
+ if (port_cfg->duplex)
+ pmcr |= FORCE_DPX;
+ }
+ } else {
+ pmcr = FORCE_MODE_LNK;
+ }
+
+ switch (port_cfg->phy_mode) {
+ case PHY_INTERFACE_MODE_RGMII:
+ mt7531_set_port_rgmii(gsw, port);
+ break;
+ case PHY_INTERFACE_MODE_SGMII:
+ if (port_cfg->force_link)
+ mt7531_set_port_sgmii_force_mode(gsw, port, port_cfg);
+ else
+ mt7531_set_port_sgmii_an_mode(gsw, port, port_cfg);
+ break;
+ default:
+ if (port_cfg->enabled)
+ dev_info(gsw->dev, "%s is not supported by port %d\n",
+ phy_modes(port_cfg->phy_mode), port);
+
+ pmcr = FORCE_MODE_LNK;
+ }
+
+ mt753x_reg_write(gsw, PMCR(port), pmcr);
+
+ return 0;
+}
+
+static void mt7531_core_pll_setup(struct gsw_mt753x *gsw)
+{
+ u32 hwstrap;
+ u32 val;
+
+ val = mt753x_reg_read(gsw, TOP_SIG_SR);
+ if (val & PAD_DUAL_SGMII_EN)
+ return;
+
+ hwstrap = mt753x_reg_read(gsw, HWSTRAP);
+
+ switch ((hwstrap & XTAL_FSEL_M) >> XTAL_FSEL_S) {
+ case XTAL_25MHZ:
+ /* Step 1 : Disable MT7531 COREPLL */
+ val = mt753x_reg_read(gsw, PLLGP_EN);
+ val &= ~EN_COREPLL;
+ mt753x_reg_write(gsw, PLLGP_EN, val);
+
+ /* Step 2: switch to XTAL output */
+ val = mt753x_reg_read(gsw, PLLGP_EN);
+ val |= SW_CLKSW;
+ mt753x_reg_write(gsw, PLLGP_EN, val);
+
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val &= ~RG_COREPLL_EN;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+
+ /* Step 3: disable PLLGP and enable program PLLGP */
+ val = mt753x_reg_read(gsw, PLLGP_EN);
+ val |= SW_PLLGP;
+ mt753x_reg_write(gsw, PLLGP_EN, val);
+
+ /* Step 4: program COREPLL output frequency to 500MHz */
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val &= ~RG_COREPLL_POSDIV_M;
+ val |= 2 << RG_COREPLL_POSDIV_S;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+ usleep_range(25, 35);
+
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val &= ~RG_COREPLL_SDM_PCW_M;
+ val |= 0x140000 << RG_COREPLL_SDM_PCW_S;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+
+ /* Set feedback divide ratio update signal to high */
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val |= RG_COREPLL_SDM_PCW_CHG;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+ /* Wait for at least 16 XTAL clocks */
+ usleep_range(10, 20);
+
+ /* Step 5: set feedback divide ratio update signal to low */
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val &= ~RG_COREPLL_SDM_PCW_CHG;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+
+ /* Enable 325M clock for SGMII */
+ mt753x_reg_write(gsw, ANA_PLLGP_CR5, 0xad0000);
+
+ /* Enable 250SSC clock for RGMII */
+ mt753x_reg_write(gsw, ANA_PLLGP_CR2, 0x4f40000);
+
+ /* Step 6: Enable MT7531 PLL */
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val |= RG_COREPLL_EN;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+
+ val = mt753x_reg_read(gsw, PLLGP_EN);
+ val |= EN_COREPLL;
+ mt753x_reg_write(gsw, PLLGP_EN, val);
+ usleep_range(25, 35);
+
+ break;
+ case XTAL_40MHZ:
+ /* Step 1 : Disable MT7531 COREPLL */
+ val = mt753x_reg_read(gsw, PLLGP_EN);
+ val &= ~EN_COREPLL;
+ mt753x_reg_write(gsw, PLLGP_EN, val);
+
+ /* Step 2: switch to XTAL output */
+ val = mt753x_reg_read(gsw, PLLGP_EN);
+ val |= SW_CLKSW;
+ mt753x_reg_write(gsw, PLLGP_EN, val);
+
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val &= ~RG_COREPLL_EN;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+
+ /* Step 3: disable PLLGP and enable program PLLGP */
+ val = mt753x_reg_read(gsw, PLLGP_EN);
+ val |= SW_PLLGP;
+ mt753x_reg_write(gsw, PLLGP_EN, val);
+
+ /* Step 4: program COREPLL output frequency to 500MHz */
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val &= ~RG_COREPLL_POSDIV_M;
+ val |= 2 << RG_COREPLL_POSDIV_S;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+ usleep_range(25, 35);
+
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val &= ~RG_COREPLL_SDM_PCW_M;
+ val |= 0x190000 << RG_COREPLL_SDM_PCW_S;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+
+ /* Set feedback divide ratio update signal to high */
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val |= RG_COREPLL_SDM_PCW_CHG;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+ /* Wait for at least 16 XTAL clocks */
+ usleep_range(10, 20);
+
+ /* Step 5: set feedback divide ratio update signal to low */
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val &= ~RG_COREPLL_SDM_PCW_CHG;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+
+ /* Enable 325M clock for SGMII */
+ mt753x_reg_write(gsw, ANA_PLLGP_CR5, 0xad0000);
+
+ /* Enable 250SSC clock for RGMII */
+ mt753x_reg_write(gsw, ANA_PLLGP_CR2, 0x4f40000);
+
+ /* Step 6: Enable MT7531 PLL */
+ val = mt753x_reg_read(gsw, PLLGP_CR0);
+ val |= RG_COREPLL_EN;
+ mt753x_reg_write(gsw, PLLGP_CR0, val);
+
+ val = mt753x_reg_read(gsw, PLLGP_EN);
+ val |= EN_COREPLL;
+ mt753x_reg_write(gsw, PLLGP_EN, val);
+ usleep_range(25, 35);
+ break;
+ }
+}
+
+static int mt7531_internal_phy_calibration(struct gsw_mt753x *gsw)
+{
+ return 0;
+}
+
+static int mt7531_sw_detect(struct gsw_mt753x *gsw, struct chip_rev *crev)
+{
+ u32 rev, topsig;
+
+ rev = mt753x_reg_read(gsw, CHIP_REV);
+
+ if (((rev & CHIP_NAME_M) >> CHIP_NAME_S) == MT7531) {
+ if (crev) {
+ topsig = mt753x_reg_read(gsw, TOP_SIG_SR);
+
+ crev->rev = rev & CHIP_REV_M;
+ crev->name = topsig & PAD_DUAL_SGMII_EN ?
+ "MT7531AE" : "MT7531BE";
+ }
+
+ return 0;
+ }
+
+ return -ENODEV;
+}
+
+static void pinmux_set_mux_7531(struct gsw_mt753x *gsw, u32 pin, u32 mode)
+{
+ u32 val;
+
+ val = mt753x_reg_read(gsw, GPIO_MODE_REGS(pin));
+ val &= ~(0xf << (pin & 7) * GPIO_MODE_S);
+ val |= mode << (pin & 7) * GPIO_MODE_S;
+ mt753x_reg_write(gsw, GPIO_MODE_REGS(pin), val);
+}
+
+static int mt7531_set_gpio_pinmux(struct gsw_mt753x *gsw)
+{
+ u32 group = 0;
+ struct device_node *np = gsw->dev->of_node;
+
+ /* Set GPIO 0 interrupt mode */
+ pinmux_set_mux_7531(gsw, gpio_int_pins[0], gpio_int_funcs[0]);
+
+ of_property_read_u32(np, "mediatek,mdio_master_pinmux", &group);
+
+ /* group = 0: do nothing, 1: 1st group (AE), 2: 2nd group (BE) */
+ if (group > 0 && group <= 2) {
+ group--;
+ pinmux_set_mux_7531(gsw, gpio_mdc_pins[group],
+ gpio_mdc_funcs[group]);
+ pinmux_set_mux_7531(gsw, gpio_mdio_pins[group],
+ gpio_mdio_funcs[group]);
+ }
+
+ return 0;
+}
+
+static void mt7531_phy_pll_setup(struct gsw_mt753x *gsw)
+{
+ u32 hwstrap;
+ u32 val;
+
+ hwstrap = mt753x_reg_read(gsw, HWSTRAP);
+
+ switch ((hwstrap & XTAL_FSEL_M) >> XTAL_FSEL_S) {
+ case XTAL_25MHZ:
+ /* disable pll auto calibration */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_104, 0x608);
+
+ /* change pll sel */
+ val = gsw->mmd_read(gsw, 0, PHY_DEV1F,
+ PHY_DEV1F_REG_403);
+ val &= ~(PHY_PLL_M);
+ val |= PHY_PLL_SEL(3);
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_403, val);
+
+ /* set divider ratio */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F,
+ PHY_DEV1F_REG_10A, 0x1009);
+
+ /* set divider ratio */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_10B, 0x7c6);
+
+ /* capacitance and resistance adjustment */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F,
+ PHY_DEV1F_REG_10C, 0xa8be);
+
+ break;
+ case XTAL_40MHZ:
+ /* disable pll auto calibration */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_104, 0x608);
+
+ /* change pll sel */
+ val = gsw->mmd_read(gsw, 0, PHY_DEV1F,
+ PHY_DEV1F_REG_403);
+ val &= ~(PHY_PLL_M);
+ val |= PHY_PLL_SEL(3);
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_403, val);
+
+ /* set divider ratio */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F,
+ PHY_DEV1F_REG_10A, 0x1018);
+
+ /* set divider ratio */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_10B, 0xc676);
+
+ /* capacitance and resistance adjustment */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F,
+ PHY_DEV1F_REG_10C, 0xd8be);
+ break;
+ }
+
+ /* power down pll. additional delay is not required via mdio access */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_10D, 0x10);
+
+ /* power up pll */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_10D, 0x14);
+}
+
+static void mt7531_phy_setting(struct gsw_mt753x *gsw)
+{
+ int i;
+ u32 val;
+
+ /* Adjust DAC TX Delay */
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_44, 0xc0);
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ /* Disable EEE */
+ gsw->mmd_write(gsw, i, PHY_DEV07, PHY_DEV07_REG_03C, 0);
+
+ /* Enable HW auto downshift */
+ gsw->mii_write(gsw, i, 0x1f, 0x1);
+ val = gsw->mii_read(gsw, i, PHY_EXT_REG_14);
+ val |= PHY_EN_DOWN_SHFIT;
+ gsw->mii_write(gsw, i, PHY_EXT_REG_14, val);
+
+ /* Increase SlvDPSready time */
+ gsw->mii_write(gsw, i, 0x1f, 0x52b5);
+ gsw->mii_write(gsw, i, PHY_TR_REG_10, 0xafae);
+ gsw->mii_write(gsw, i, PHY_TR_REG_12, 0x2f);
+ gsw->mii_write(gsw, i, PHY_TR_REG_10, 0x8fae);
+ gsw->mii_write(gsw, i, 0x1f, 0);
+
+ /* Adjust 100_mse_threshold */
+ gsw->mmd_write(gsw, i, PHY_DEV1E, PHY_DEV1E_REG_123, 0xffff);
+
+ /* Disable mcc */
+ gsw->mmd_write(gsw, i, PHY_DEV1E, PHY_DEV1E_REG_A6, 0x300);
+
+ /* PHY link down power saving enable */
+ val = gsw->mii_read(gsw, i, PHY_EXT_REG_17);
+ val |= PHY_LINKDOWN_POWER_SAVING_EN;
+ gsw->mii_write(gsw, i, PHY_EXT_REG_17, val);
+
+ val = gsw->mmd_read(gsw, i, PHY_DEV1E, PHY_DEV1E_REG_0C6);
+ val &= ~PHY_POWER_SAVING_M;
+ val |= PHY_POWER_SAVING_TX << PHY_POWER_SAVING_S;
+ gsw->mmd_write(gsw, i, PHY_DEV1E, PHY_DEV1E_REG_0C6, val);
+
+ /* Set TX Pair delay selection */
+ gsw->mmd_write(gsw, i, PHY_DEV1E, PHY_DEV1E_REG_13, 0x404);
+ gsw->mmd_write(gsw, i, PHY_DEV1E, PHY_DEV1E_REG_14, 0x404);
+ }
+}
+
+static void mt7531_adjust_line_driving(struct gsw_mt753x *gsw, u32 port)
+{
+ /* For ADC timing margin window for LDO calibration */
+ gsw->mmd_write(gsw, port, PHY_DEV1E, RXADC_LDO_CONTROL_2, 0x2222);
+
+ /* Adjust AD sample timing */
+ gsw->mmd_write(gsw, port, PHY_DEV1E, RXADC_CONTROL_3, 0x4444);
+
+ /* Adjust Line driver current for different mode */
+ gsw->mmd_write(gsw, port, PHY_DEV1F, TXVLD_DA_271, 0x2ca5);
+
+ /* Adjust Line driver current for different mode */
+ gsw->mmd_write(gsw, port, PHY_DEV1F, TXVLD_DA_272, 0xc6b);
+
+ /* Adjust Line driver amplitude for 10BT */
+ gsw->mmd_write(gsw, port, PHY_DEV1F, TXVLD_DA_273, 0x3000);
+
+ /* Adjust RX Echo path filter */
+ gsw->mmd_write(gsw, port, PHY_DEV1E, PHY_DEV1E_REG_0FE, 0x2);
+
+ /* Adjust RX HVGA bias current */
+ gsw->mmd_write(gsw, port, PHY_DEV1E, PHY_DEV1E_REG_41, 0x3333);
+
+ /* Adjust TX class AB driver 1 */
+ gsw->mmd_write(gsw, port, PHY_DEV1F, PHY_DEV1F_REG_268, 0x388);
+
+ /* Adjust TX class AB driver 2 */
+ gsw->mmd_write(gsw, port, PHY_DEV1F, PHY_DEV1F_REG_269, 0x4448);
+}
+
+static void mt7531_eee_setting(struct gsw_mt753x *gsw, u32 port)
+{
+ u32 tr_reg_control;
+ u32 val;
+
+ /* Disable generate signal to clear the scramble_lock when lpi mode */
+ val = gsw->mmd_read(gsw, port, PHY_DEV1E, PHY_DEV1E_REG_189);
+ val &= ~DESCRAMBLER_CLEAR_EN;
+ gsw->mmd_write(gsw, port, PHY_DEV1E, PHY_DEV1E_REG_189, val);
+
+ /* roll back CR*/
+ gsw->mii_write(gsw, port, 0x1f, 0x52b5);
+ gsw->mmd_write(gsw, port, 0x1e, 0x2d1, 0);
+ tr_reg_control = (1 << 15) | (0 << 13) | (DSP_CH << 11) |
+ (DSP_NOD_ADDR << 7) | (0x8 << 1);
+ gsw->mii_write(gsw, port, 17, 0x1b);
+ gsw->mii_write(gsw, port, 18, 0);
+ gsw->mii_write(gsw, port, 16, tr_reg_control);
+ tr_reg_control = (1 << 15) | (0 << 13) | (DSP_CH << 11) |
+ (DSP_NOD_ADDR << 7) | (0xf << 1);
+ gsw->mii_write(gsw, port, 17, 0);
+ gsw->mii_write(gsw, port, 18, 0);
+ gsw->mii_write(gsw, port, 16, tr_reg_control);
+
+ tr_reg_control = (1 << 15) | (0 << 13) | (DSP_CH << 11) |
+ (DSP_NOD_ADDR << 7) | (0x10 << 1);
+ gsw->mii_write(gsw, port, 17, 0x500);
+ gsw->mii_write(gsw, port, 18, 0);
+ gsw->mii_write(gsw, port, 16, tr_reg_control);
+ gsw->mii_write(gsw, port, 0x1f, 0);
+}
+
+static int mt7531_sw_init(struct gsw_mt753x *gsw)
+{
+ int i;
+ u32 val;
+
+ gsw->phy_base = (gsw->smi_addr + 1) & MT753X_SMI_ADDR_MASK;
+
+ gsw->mii_read = mt753x_mii_read;
+ gsw->mii_write = mt753x_mii_write;
+ gsw->mmd_read = mt753x_mmd_read;
+ gsw->mmd_write = mt753x_mmd_write;
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ val = gsw->mii_read(gsw, i, MII_BMCR);
+ val |= BMCR_ISOLATE;
+ gsw->mii_write(gsw, i, MII_BMCR, val);
+ }
+
+ /* Force MAC link down before reset */
+ mt753x_reg_write(gsw, PMCR(5), FORCE_MODE_LNK);
+ mt753x_reg_write(gsw, PMCR(6), FORCE_MODE_LNK);
+
+ /* Switch soft reset */
+ mt753x_reg_write(gsw, SYS_CTRL, SW_SYS_RST | SW_REG_RST);
+ usleep_range(10, 20);
+
+ /* Enable MDC input Schmitt Trigger */
+ val = mt753x_reg_read(gsw, SMT0_IOLB);
+ mt753x_reg_write(gsw, SMT0_IOLB, val | SMT_IOLB_5_SMI_MDC_EN);
+
+ /* Set 7531 gpio pinmux */
+ mt7531_set_gpio_pinmux(gsw);
+
+ /* Global mac control settings */
+ mt753x_reg_write(gsw, GMACCR,
+ (15 << MTCC_LMT_S) | (11 << MAX_RX_JUMBO_S) |
+ RX_PKT_LEN_MAX_JUMBO);
+
+ mt7531_core_pll_setup(gsw);
+ mt7531_mac_port_setup(gsw, 5, &gsw->port5_cfg);
+ mt7531_mac_port_setup(gsw, 6, &gsw->port6_cfg);
+
+ return 0;
+}
+
+static int mt7531_sw_post_init(struct gsw_mt753x *gsw)
+{
+ int i;
+ u32 val;
+
+ mt7531_phy_pll_setup(gsw);
+
+ /* Internal PHYs are disabled by default. SW should enable them.
+ * Note that this may already be enabled in bootloader stage.
+ */
+ val = gsw->mmd_read(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_403);
+ val |= PHY_EN_BYPASS_MODE;
+ val &= ~POWER_ON_OFF;
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_403, val);
+
+ mt7531_phy_setting(gsw);
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ val = gsw->mii_read(gsw, i, MII_BMCR);
+ val &= ~BMCR_ISOLATE;
+ gsw->mii_write(gsw, i, MII_BMCR, val);
+ }
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++)
+ mt7531_adjust_line_driving(gsw, i);
+
+ for (i = 0; i < MT753X_NUM_PHYS; i++)
+ mt7531_eee_setting(gsw, i);
+
+ val = mt753x_reg_read(gsw, CHIP_REV);
+ val &= CHIP_REV_M;
+ if (val == CHIP_REV_E1) {
+ mt7531_internal_phy_calibration(gsw);
+ } else {
+ val = mt753x_reg_read(gsw, GBE_EFUSE);
+ if (val & GBE_SEL_EFUSE_EN) {
+ val = gsw->mmd_read(gsw, 0, PHY_DEV1F,
+ PHY_DEV1F_REG_403);
+ val &= ~GBE_EFUSE_SETTING;
+ gsw->mmd_write(gsw, 0, PHY_DEV1F, PHY_DEV1F_REG_403,
+ val);
+ } else {
+ mt7531_internal_phy_calibration(gsw);
+ }
+ }
+
+ return 0;
+}
+
+struct mt753x_sw_id mt7531_id = {
+ .model = MT7531,
+ .detect = mt7531_sw_detect,
+ .init = mt7531_sw_init,
+ .post_init = mt7531_sw_post_init
+};
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Zhanguo Ju <zhanguo.ju@mediatek.com>");
+MODULE_DESCRIPTION("Driver for MediaTek MT753x Gigabit Switch");
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7531.h b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7531.h
new file mode 100644
index 0000000000..e4ef81e94a
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt7531.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ */
+
+#ifndef _MT7531_H_
+#define _MT7531_H_
+
+#include "mt753x.h"
+
+extern struct mt753x_sw_id mt7531_id;
+
+#endif /* _MT7531_H_ */
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x.h b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x.h
new file mode 100644
index 0000000000..317b31ddcc
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x.h
@@ -0,0 +1,213 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+#ifndef _MT753X_H_
+#define _MT753X_H_
+
+#include <linux/list.h>
+#include <linux/mutex.h>
+#include <linux/netdevice.h>
+#include <linux/of_mdio.h>
+#include <linux/workqueue.h>
+#include <linux/gpio/consumer.h>
+
+#ifdef CONFIG_SWCONFIG
+#include <linux/switch.h>
+#endif
+
+#include "mt753x_vlan.h"
+
+#define MT753X_DFL_CPU_PORT 6
+#define MT753X_NUM_PHYS 5
+
+#define MT753X_DFL_SMI_ADDR 0x1f
+#define MT753X_SMI_ADDR_MASK 0x1f
+
+struct gsw_mt753x;
+
+enum mt753x_model {
+ MT7530 = 0x7530,
+ MT7531 = 0x7531
+};
+
+struct mt753x_port_cfg {
+ struct device_node *np;
+ int phy_mode;
+ u32 enabled: 1;
+ u32 force_link: 1;
+ u32 speed: 2;
+ u32 duplex: 1;
+};
+
+struct mt753x_phy {
+ struct gsw_mt753x *gsw;
+ struct net_device netdev;
+ struct phy_device *phydev;
+};
+
+struct gsw_mt753x {
+ u32 id;
+
+ struct device *dev;
+ struct mii_bus *host_bus;
+ struct mii_bus *gphy_bus;
+ struct mutex mii_lock; /* MII access lock */
+ u32 smi_addr;
+ u32 phy_base;
+ int direct_phy_access;
+
+ enum mt753x_model model;
+ const char *name;
+
+ struct mt753x_port_cfg port5_cfg;
+ struct mt753x_port_cfg port6_cfg;
+
+ int phy_status_poll;
+ struct mt753x_phy phys[MT753X_NUM_PHYS];
+
+ int phy_link_sts;
+
+ int irq;
+ int reset_pin;
+ struct work_struct irq_worker;
+
+#ifdef CONFIG_SWCONFIG
+ struct switch_dev swdev;
+ u32 cpu_port;
+#endif
+
+ int global_vlan_enable;
+ struct mt753x_vlan_entry vlan_entries[MT753X_NUM_VLANS];
+ struct mt753x_port_entry port_entries[MT753X_NUM_PORTS];
+
+ int (*mii_read)(struct gsw_mt753x *gsw, int phy, int reg);
+ void (*mii_write)(struct gsw_mt753x *gsw, int phy, int reg, u16 val);
+
+ int (*mmd_read)(struct gsw_mt753x *gsw, int addr, int devad, u16 reg);
+ void (*mmd_write)(struct gsw_mt753x *gsw, int addr, int devad, u16 reg,
+ u16 val);
+
+ struct list_head list;
+};
+
+struct chip_rev {
+ const char *name;
+ u32 rev;
+};
+
+struct mt753x_sw_id {
+ enum mt753x_model model;
+ int (*detect)(struct gsw_mt753x *gsw, struct chip_rev *crev);
+ int (*init)(struct gsw_mt753x *gsw);
+ int (*post_init)(struct gsw_mt753x *gsw);
+};
+
+extern struct list_head mt753x_devs;
+
+struct gsw_mt753x *mt753x_get_gsw(u32 id);
+struct gsw_mt753x *mt753x_get_first_gsw(void);
+void mt753x_put_gsw(void);
+void mt753x_lock_gsw(void);
+
+u32 mt753x_reg_read(struct gsw_mt753x *gsw, u32 reg);
+void mt753x_reg_write(struct gsw_mt753x *gsw, u32 reg, u32 val);
+
+int mt753x_mii_read(struct gsw_mt753x *gsw, int phy, int reg);
+void mt753x_mii_write(struct gsw_mt753x *gsw, int phy, int reg, u16 val);
+
+int mt753x_mmd_read(struct gsw_mt753x *gsw, int addr, int devad, u16 reg);
+void mt753x_mmd_write(struct gsw_mt753x *gsw, int addr, int devad, u16 reg,
+ u16 val);
+
+int mt753x_mmd_ind_read(struct gsw_mt753x *gsw, int addr, int devad, u16 reg);
+void mt753x_mmd_ind_write(struct gsw_mt753x *gsw, int addr, int devad, u16 reg,
+ u16 val);
+
+void mt753x_irq_worker(struct work_struct *work);
+void mt753x_irq_enable(struct gsw_mt753x *gsw);
+
+/* MDIO Indirect Access Registers */
+#define MII_MMD_ACC_CTL_REG 0x0d
+#define MMD_CMD_S 14
+#define MMD_CMD_M 0xc000
+#define MMD_DEVAD_S 0
+#define MMD_DEVAD_M 0x1f
+
+/* MMD_CMD: MMD commands */
+#define MMD_ADDR 0
+#define MMD_DATA 1
+
+#define MII_MMD_ADDR_DATA_REG 0x0e
+
+/* Procedure of MT753x Internal Register Access
+ *
+ * 1. Internal Register Address
+ *
+ * The MT753x has a 16-bit register address and each register is 32-bit.
+ * This means the lowest two bits are not used as the register address is
+ * 4-byte aligned.
+ *
+ * Rest of the valid bits are divided into two parts:
+ * Bit 15..6 is the Page address
+ * Bit 5..2 is the low address
+ *
+ * -------------------------------------------------------------------
+ * | 15 14 13 12 11 10 9 8 7 6 | 5 4 3 2 | 1 0 |
+ * |----------------------------------------|---------------|--------|
+ * | Page Address | Address | Unused |
+ * -------------------------------------------------------------------
+ *
+ * 2. MDIO access timing
+ *
+ * The MT753x uses the following MDIO timing for a single register read
+ *
+ * Phase 1: Write Page Address
+ * -------------------------------------------------------------------
+ * | ST | OP | PHY_ADDR | TYPE | RSVD | TA | RSVD | PAGE_ADDR |
+ * -------------------------------------------------------------------
+ * | 01 | 01 | 11111 | 1 | 1111 | xx | 00000 | REG_ADDR[15..6] |
+ * -------------------------------------------------------------------
+ *
+ * Phase 2: Write low Address & Read low word
+ * -------------------------------------------------------------------
+ * | ST | OP | PHY_ADDR | TYPE | LOW_ADDR | TA | DATA |
+ * -------------------------------------------------------------------
+ * | 01 | 10 | 11111 | 0 | REG_ADDR[5..2] | xx | DATA[15..0] |
+ * -------------------------------------------------------------------
+ *
+ * Phase 3: Read high word
+ * -------------------------------------------------------------------
+ * | ST | OP | PHY_ADDR | TYPE | RSVD | TA | DATA |
+ * -------------------------------------------------------------------
+ * | 01 | 10 | 11111 | 1 | 0000 | xx | DATA[31..16] |
+ * -------------------------------------------------------------------
+ *
+ * The MT753x uses the following MDIO timing for a single register write
+ *
+ * Phase 1: Write Page Address (The same as read)
+ *
+ * Phase 2: Write low Address and low word
+ * -------------------------------------------------------------------
+ * | ST | OP | PHY_ADDR | TYPE | LOW_ADDR | TA | DATA |
+ * -------------------------------------------------------------------
+ * | 01 | 01 | 11111 | 0 | REG_ADDR[5..2] | xx | DATA[15..0] |
+ * -------------------------------------------------------------------
+ *
+ * Phase 3: write high word
+ * -------------------------------------------------------------------
+ * | ST | OP | PHY_ADDR | TYPE | RSVD | TA | DATA |
+ * -------------------------------------------------------------------
+ * | 01 | 01 | 11111 | 1 | 0000 | xx | DATA[31..16] |
+ * -------------------------------------------------------------------
+ *
+ */
+
+/* Internal Register Address fields */
+#define MT753X_REG_PAGE_ADDR_S 6
+#define MT753X_REG_PAGE_ADDR_M 0xffc0
+#define MT753X_REG_ADDR_S 2
+#define MT753X_REG_ADDR_M 0x3c
+#endif /* _MT753X_H_ */
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_common.c b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_common.c
new file mode 100644
index 0000000000..18f925956d
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_common.c
@@ -0,0 +1,90 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+#include <linux/kernel.h>
+#include <linux/delay.h>
+
+#include "mt753x.h"
+#include "mt753x_regs.h"
+
+void mt753x_irq_enable(struct gsw_mt753x *gsw)
+{
+ u32 val;
+ int i;
+
+ /* Record initial PHY link status */
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ val = gsw->mii_read(gsw, i, MII_BMSR);
+ if (val & BMSR_LSTATUS)
+ gsw->phy_link_sts |= BIT(i);
+ }
+
+ val = BIT(MT753X_NUM_PHYS) - 1;
+
+ mt753x_reg_write(gsw, SYS_INT_EN, val);
+}
+
+static void display_port_link_status(struct gsw_mt753x *gsw, u32 port)
+{
+ u32 pmsr, speed_bits;
+ const char *speed;
+
+ pmsr = mt753x_reg_read(gsw, PMSR(port));
+
+ speed_bits = (pmsr & MAC_SPD_STS_M) >> MAC_SPD_STS_S;
+
+ switch (speed_bits) {
+ case MAC_SPD_10:
+ speed = "10Mbps";
+ break;
+ case MAC_SPD_100:
+ speed = "100Mbps";
+ break;
+ case MAC_SPD_1000:
+ speed = "1Gbps";
+ break;
+ case MAC_SPD_2500:
+ speed = "2.5Gbps";
+ break;
+ }
+
+ if (pmsr & MAC_LNK_STS) {
+ dev_info(gsw->dev, "Port %d Link is Up - %s/%s\n",
+ port, speed, (pmsr & MAC_DPX_STS) ? "Full" : "Half");
+ } else {
+ dev_info(gsw->dev, "Port %d Link is Down\n", port);
+ }
+}
+
+void mt753x_irq_worker(struct work_struct *work)
+{
+ struct gsw_mt753x *gsw;
+ u32 sts, physts, laststs;
+ int i;
+
+ gsw = container_of(work, struct gsw_mt753x, irq_worker);
+
+ sts = mt753x_reg_read(gsw, SYS_INT_STS);
+
+ /* Check for changed PHY link status */
+ for (i = 0; i < MT753X_NUM_PHYS; i++) {
+ if (!(sts & PHY_LC_INT(i)))
+ continue;
+
+ laststs = gsw->phy_link_sts & BIT(i);
+ physts = !!(gsw->mii_read(gsw, i, MII_BMSR) & BMSR_LSTATUS);
+ physts <<= i;
+
+ if (physts ^ laststs) {
+ gsw->phy_link_sts ^= BIT(i);
+ display_port_link_status(gsw, i);
+ }
+ }
+
+ mt753x_reg_write(gsw, SYS_INT_STS, sts);
+
+ enable_irq(gsw->irq);
+}
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_mdio.c b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_mdio.c
new file mode 100644
index 0000000000..8a9a45c0be
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_mdio.c
@@ -0,0 +1,598 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/reset.h>
+#include <linux/hrtimer.h>
+#include <linux/mii.h>
+#include <linux/of_mdio.h>
+#include <linux/of_platform.h>
+#include <linux/of_gpio.h>
+#include <linux/of_net.h>
+#include <linux/of_irq.h>
+#include <linux/phy.h>
+
+#include "mt753x.h"
+#include "mt753x_swconfig.h"
+#include "mt753x_regs.h"
+#include "mt753x_nl.h"
+#include "mt7530.h"
+#include "mt7531.h"
+
+static u32 mt753x_id;
+struct list_head mt753x_devs;
+static DEFINE_MUTEX(mt753x_devs_lock);
+
+static struct mt753x_sw_id *mt753x_sw_ids[] = {
+ &mt7530_id,
+ &mt7531_id,
+};
+
+u32 mt753x_reg_read(struct gsw_mt753x *gsw, u32 reg)
+{
+ u32 high, low;
+
+ mutex_lock(&gsw->host_bus->mdio_lock);
+
+ gsw->host_bus->write(gsw->host_bus, gsw->smi_addr, 0x1f,
+ (reg & MT753X_REG_PAGE_ADDR_M) >> MT753X_REG_PAGE_ADDR_S);
+
+ low = gsw->host_bus->read(gsw->host_bus, gsw->smi_addr,
+ (reg & MT753X_REG_ADDR_M) >> MT753X_REG_ADDR_S);
+
+ high = gsw->host_bus->read(gsw->host_bus, gsw->smi_addr, 0x10);
+
+ mutex_unlock(&gsw->host_bus->mdio_lock);
+
+ return (high << 16) | (low & 0xffff);
+}
+
+void mt753x_reg_write(struct gsw_mt753x *gsw, u32 reg, u32 val)
+{
+ mutex_lock(&gsw->host_bus->mdio_lock);
+
+ gsw->host_bus->write(gsw->host_bus, gsw->smi_addr, 0x1f,
+ (reg & MT753X_REG_PAGE_ADDR_M) >> MT753X_REG_PAGE_ADDR_S);
+
+ gsw->host_bus->write(gsw->host_bus, gsw->smi_addr,
+ (reg & MT753X_REG_ADDR_M) >> MT753X_REG_ADDR_S, val & 0xffff);
+
+ gsw->host_bus->write(gsw->host_bus, gsw->smi_addr, 0x10, val >> 16);
+
+ mutex_unlock(&gsw->host_bus->mdio_lock);
+}
+
+/* Indirect MDIO clause 22/45 access */
+static int mt753x_mii_rw(struct gsw_mt753x *gsw, int phy, int reg, u16 data,
+ u32 cmd, u32 st)
+{
+ ktime_t timeout;
+ u32 val, timeout_us;
+ int ret = 0;
+
+ timeout_us = 100000;
+ timeout = ktime_add_us(ktime_get(), timeout_us);
+ while (1) {
+ val = mt753x_reg_read(gsw, PHY_IAC);
+
+ if ((val & PHY_ACS_ST) == 0)
+ break;
+
+ if (ktime_compare(ktime_get(), timeout) > 0)
+ return -ETIMEDOUT;
+ }
+
+ val = (st << MDIO_ST_S) |
+ ((cmd << MDIO_CMD_S) & MDIO_CMD_M) |
+ ((phy << MDIO_PHY_ADDR_S) & MDIO_PHY_ADDR_M) |
+ ((reg << MDIO_REG_ADDR_S) & MDIO_REG_ADDR_M);
+
+ if (cmd == MDIO_CMD_WRITE || cmd == MDIO_CMD_ADDR)
+ val |= data & MDIO_RW_DATA_M;
+
+ mt753x_reg_write(gsw, PHY_IAC, val | PHY_ACS_ST);
+
+ timeout_us = 100000;
+ timeout = ktime_add_us(ktime_get(), timeout_us);
+ while (1) {
+ val = mt753x_reg_read(gsw, PHY_IAC);
+
+ if ((val & PHY_ACS_ST) == 0)
+ break;
+
+ if (ktime_compare(ktime_get(), timeout) > 0)
+ return -ETIMEDOUT;
+ }
+
+ if (cmd == MDIO_CMD_READ || cmd == MDIO_CMD_READ_C45) {
+ val = mt753x_reg_read(gsw, PHY_IAC);
+ ret = val & MDIO_RW_DATA_M;
+ }
+
+ return ret;
+}
+
+int mt753x_mii_read(struct gsw_mt753x *gsw, int phy, int reg)
+{
+ int val;
+
+ if (phy < MT753X_NUM_PHYS)
+ phy = (gsw->phy_base + phy) & MT753X_SMI_ADDR_MASK;
+
+ mutex_lock(&gsw->mii_lock);
+ val = mt753x_mii_rw(gsw, phy, reg, 0, MDIO_CMD_READ, MDIO_ST_C22);
+ mutex_unlock(&gsw->mii_lock);
+
+ return val;
+}
+
+void mt753x_mii_write(struct gsw_mt753x *gsw, int phy, int reg, u16 val)
+{
+ if (phy < MT753X_NUM_PHYS)
+ phy = (gsw->phy_base + phy) & MT753X_SMI_ADDR_MASK;
+
+ mutex_lock(&gsw->mii_lock);
+ mt753x_mii_rw(gsw, phy, reg, val, MDIO_CMD_WRITE, MDIO_ST_C22);
+ mutex_unlock(&gsw->mii_lock);
+}
+
+int mt753x_mmd_read(struct gsw_mt753x *gsw, int addr, int devad, u16 reg)
+{
+ int val;
+
+ if (addr < MT753X_NUM_PHYS)
+ addr = (gsw->phy_base + addr) & MT753X_SMI_ADDR_MASK;
+
+ mutex_lock(&gsw->mii_lock);
+ mt753x_mii_rw(gsw, addr, devad, reg, MDIO_CMD_ADDR, MDIO_ST_C45);
+ val = mt753x_mii_rw(gsw, addr, devad, 0, MDIO_CMD_READ_C45,
+ MDIO_ST_C45);
+ mutex_unlock(&gsw->mii_lock);
+
+ return val;
+}
+
+void mt753x_mmd_write(struct gsw_mt753x *gsw, int addr, int devad, u16 reg,
+ u16 val)
+{
+ if (addr < MT753X_NUM_PHYS)
+ addr = (gsw->phy_base + addr) & MT753X_SMI_ADDR_MASK;
+
+ mutex_lock(&gsw->mii_lock);
+ mt753x_mii_rw(gsw, addr, devad, reg, MDIO_CMD_ADDR, MDIO_ST_C45);
+ mt753x_mii_rw(gsw, addr, devad, val, MDIO_CMD_WRITE, MDIO_ST_C45);
+ mutex_unlock(&gsw->mii_lock);
+}
+
+int mt753x_mmd_ind_read(struct gsw_mt753x *gsw, int addr, int devad, u16 reg)
+{
+ u16 val;
+
+ if (addr < MT753X_NUM_PHYS)
+ addr = (gsw->phy_base + addr) & MT753X_SMI_ADDR_MASK;
+
+ mutex_lock(&gsw->mii_lock);
+
+ mt753x_mii_rw(gsw, addr, MII_MMD_ACC_CTL_REG,
+ (MMD_ADDR << MMD_CMD_S) |
+ ((devad << MMD_DEVAD_S) & MMD_DEVAD_M),
+ MDIO_CMD_WRITE, MDIO_ST_C22);
+
+ mt753x_mii_rw(gsw, addr, MII_MMD_ADDR_DATA_REG, reg,
+ MDIO_CMD_WRITE, MDIO_ST_C22);
+
+ mt753x_mii_rw(gsw, addr, MII_MMD_ACC_CTL_REG,
+ (MMD_DATA << MMD_CMD_S) |
+ ((devad << MMD_DEVAD_S) & MMD_DEVAD_M),
+ MDIO_CMD_WRITE, MDIO_ST_C22);
+
+ val = mt753x_mii_rw(gsw, addr, MII_MMD_ADDR_DATA_REG, 0,
+ MDIO_CMD_READ, MDIO_ST_C22);
+
+ mutex_unlock(&gsw->mii_lock);
+
+ return val;
+}
+
+void mt753x_mmd_ind_write(struct gsw_mt753x *gsw, int addr, int devad, u16 reg,
+ u16 val)
+{
+ if (addr < MT753X_NUM_PHYS)
+ addr = (gsw->phy_base + addr) & MT753X_SMI_ADDR_MASK;
+
+ mutex_lock(&gsw->mii_lock);
+
+ mt753x_mii_rw(gsw, addr, MII_MMD_ACC_CTL_REG,
+ (MMD_ADDR << MMD_CMD_S) |
+ ((devad << MMD_DEVAD_S) & MMD_DEVAD_M),
+ MDIO_CMD_WRITE, MDIO_ST_C22);
+
+ mt753x_mii_rw(gsw, addr, MII_MMD_ADDR_DATA_REG, reg,
+ MDIO_CMD_WRITE, MDIO_ST_C22);
+
+ mt753x_mii_rw(gsw, addr, MII_MMD_ACC_CTL_REG,
+ (MMD_DATA << MMD_CMD_S) |
+ ((devad << MMD_DEVAD_S) & MMD_DEVAD_M),
+ MDIO_CMD_WRITE, MDIO_ST_C22);
+
+ mt753x_mii_rw(gsw, addr, MII_MMD_ADDR_DATA_REG, val,
+ MDIO_CMD_WRITE, MDIO_ST_C22);
+
+ mutex_unlock(&gsw->mii_lock);
+}
+
+static inline int mt753x_get_duplex(const struct device_node *np)
+{
+ return of_property_read_bool(np, "full-duplex");
+}
+
+static void mt753x_load_port_cfg(struct gsw_mt753x *gsw)
+{
+ struct device_node *port_np;
+ struct device_node *fixed_link_node;
+ struct mt753x_port_cfg *port_cfg;
+ u32 port;
+
+ for_each_child_of_node(gsw->dev->of_node, port_np) {
+ if (!of_device_is_compatible(port_np, "mediatek,mt753x-port"))
+ continue;
+
+ if (!of_device_is_available(port_np))
+ continue;
+
+ if (of_property_read_u32(port_np, "reg", &port))
+ continue;
+
+ switch (port) {
+ case 5:
+ port_cfg = &gsw->port5_cfg;
+ break;
+ case 6:
+ port_cfg = &gsw->port6_cfg;
+ break;
+ default:
+ continue;
+ }
+
+ if (port_cfg->enabled) {
+ dev_info(gsw->dev, "duplicated node for port%d\n",
+ port_cfg->phy_mode);
+ continue;
+ }
+
+ port_cfg->np = port_np;
+
+ port_cfg->phy_mode = of_get_phy_mode(port_np);
+ if (port_cfg->phy_mode < 0) {
+ dev_info(gsw->dev, "incorrect phy-mode %d\n", port);
+ continue;
+ }
+
+ fixed_link_node = of_get_child_by_name(port_np, "fixed-link");
+ if (fixed_link_node) {
+ u32 speed;
+
+ port_cfg->force_link = 1;
+ port_cfg->duplex = mt753x_get_duplex(fixed_link_node);
+
+ if (of_property_read_u32(fixed_link_node, "speed",
+ &speed)) {
+ speed = 0;
+ continue;
+ }
+
+ of_node_put(fixed_link_node);
+
+ switch (speed) {
+ case 10:
+ port_cfg->speed = MAC_SPD_10;
+ break;
+ case 100:
+ port_cfg->speed = MAC_SPD_100;
+ break;
+ case 1000:
+ port_cfg->speed = MAC_SPD_1000;
+ break;
+ case 2500:
+ port_cfg->speed = MAC_SPD_2500;
+ break;
+ default:
+ dev_info(gsw->dev, "incorrect speed %d\n",
+ speed);
+ continue;
+ }
+ }
+
+ port_cfg->enabled = 1;
+ }
+}
+
+static void mt753x_add_gsw(struct gsw_mt753x *gsw)
+{
+ mutex_lock(&mt753x_devs_lock);
+ gsw->id = mt753x_id++;
+ INIT_LIST_HEAD(&gsw->list);
+ list_add_tail(&gsw->list, &mt753x_devs);
+ mutex_unlock(&mt753x_devs_lock);
+}
+
+static void mt753x_remove_gsw(struct gsw_mt753x *gsw)
+{
+ mutex_lock(&mt753x_devs_lock);
+ list_del(&gsw->list);
+ mutex_unlock(&mt753x_devs_lock);
+}
+
+
+struct gsw_mt753x *mt753x_get_gsw(u32 id)
+{
+ struct gsw_mt753x *dev;
+
+ mutex_lock(&mt753x_devs_lock);
+
+ list_for_each_entry(dev, &mt753x_devs, list) {
+ if (dev->id == id)
+ return dev;
+ }
+
+ mutex_unlock(&mt753x_devs_lock);
+
+ return NULL;
+}
+
+struct gsw_mt753x *mt753x_get_first_gsw(void)
+{
+ struct gsw_mt753x *dev;
+
+ mutex_lock(&mt753x_devs_lock);
+
+ list_for_each_entry(dev, &mt753x_devs, list)
+ return dev;
+
+ mutex_unlock(&mt753x_devs_lock);
+
+ return NULL;
+}
+
+void mt753x_put_gsw(void)
+{
+ mutex_unlock(&mt753x_devs_lock);
+}
+
+void mt753x_lock_gsw(void)
+{
+ mutex_lock(&mt753x_devs_lock);
+}
+
+static int mt753x_hw_reset(struct gsw_mt753x *gsw)
+{
+ struct device_node *np = gsw->dev->of_node;
+ struct reset_control *rstc;
+ int mcm;
+ int ret = -EINVAL;
+
+ mcm = of_property_read_bool(np, "mediatek,mcm");
+ if (mcm) {
+ rstc = devm_reset_control_get(gsw->dev, "mcm");
+ ret = IS_ERR(rstc);
+ if (IS_ERR(rstc)) {
+ dev_err(gsw->dev, "Missing reset ctrl of switch\n");
+ return ret;
+ }
+
+ reset_control_assert(rstc);
+ msleep(30);
+ reset_control_deassert(rstc);
+
+ gsw->reset_pin = -1;
+ return 0;
+ }
+
+ gsw->reset_pin = of_get_named_gpio(np, "reset-gpios", 0);
+ if (gsw->reset_pin < 0) {
+ dev_err(gsw->dev, "Missing reset pin of switch\n");
+ return ret;
+ }
+
+ ret = devm_gpio_request(gsw->dev, gsw->reset_pin, "mt753x-reset");
+ if (ret) {
+ dev_info(gsw->dev, "Failed to request gpio %d\n",
+ gsw->reset_pin);
+ return ret;
+ }
+
+ gpio_direction_output(gsw->reset_pin, 0);
+ msleep(30);
+ gpio_set_value(gsw->reset_pin, 1);
+ msleep(500);
+
+ return 0;
+}
+
+static irqreturn_t mt753x_irq_handler(int irq, void *dev)
+{
+ struct gsw_mt753x *gsw = dev;
+
+ disable_irq_nosync(gsw->irq);
+
+ schedule_work(&gsw->irq_worker);
+
+ return IRQ_HANDLED;
+}
+
+static int mt753x_probe(struct platform_device *pdev)
+{
+ struct gsw_mt753x *gsw;
+ struct mt753x_sw_id *sw;
+ struct device_node *np = pdev->dev.of_node;
+ struct device_node *mdio;
+ struct mii_bus *mdio_bus;
+ int ret = -EINVAL;
+ struct chip_rev rev;
+ struct mt753x_mapping *map;
+ int i;
+
+ mdio = of_parse_phandle(np, "mediatek,mdio", 0);
+ if (!mdio)
+ return -EINVAL;
+
+ mdio_bus = of_mdio_find_bus(mdio);
+ if (!mdio_bus)
+ return -EPROBE_DEFER;
+
+ gsw = devm_kzalloc(&pdev->dev, sizeof(struct gsw_mt753x), GFP_KERNEL);
+ if (!gsw)
+ return -ENOMEM;
+
+ gsw->host_bus = mdio_bus;
+ gsw->dev = &pdev->dev;
+ mutex_init(&gsw->mii_lock);
+
+ /* Switch hard reset */
+ if (mt753x_hw_reset(gsw))
+ goto fail;
+
+ /* Fetch the SMI address dirst */
+ if (of_property_read_u32(np, "mediatek,smi-addr", &gsw->smi_addr))
+ gsw->smi_addr = MT753X_DFL_SMI_ADDR;
+
+ /* Get LAN/WAN port mapping */
+ map = mt753x_find_mapping(np);
+ if (map) {
+ mt753x_apply_mapping(gsw, map);
+ gsw->global_vlan_enable = 1;
+ dev_info(gsw->dev, "LAN/WAN VLAN setting=%s\n", map->name);
+ }
+
+ /* Load MAC port configurations */
+ mt753x_load_port_cfg(gsw);
+
+ /* Check for valid switch and then initialize */
+ for (i = 0; i < ARRAY_SIZE(mt753x_sw_ids); i++) {
+ if (!mt753x_sw_ids[i]->detect(gsw, &rev)) {
+ sw = mt753x_sw_ids[i];
+
+ gsw->name = rev.name;
+ gsw->model = sw->model;
+
+ dev_info(gsw->dev, "Switch is MediaTek %s rev %d",
+ gsw->name, rev.rev);
+
+ /* Initialize the switch */
+ ret = sw->init(gsw);
+ if (ret)
+ goto fail;
+
+ break;
+ }
+ }
+
+ if (i >= ARRAY_SIZE(mt753x_sw_ids)) {
+ dev_err(gsw->dev, "No mt753x switch found\n");
+ goto fail;
+ }
+
+ gsw->irq = platform_get_irq(pdev, 0);
+ if (gsw->irq >= 0) {
+ ret = devm_request_irq(gsw->dev, gsw->irq, mt753x_irq_handler,
+ 0, dev_name(gsw->dev), gsw);
+ if (ret) {
+ dev_err(gsw->dev, "Failed to request irq %d\n",
+ gsw->irq);
+ goto fail;
+ }
+
+ INIT_WORK(&gsw->irq_worker, mt753x_irq_worker);
+ }
+
+ platform_set_drvdata(pdev, gsw);
+
+ gsw->phy_status_poll = of_property_read_bool(gsw->dev->of_node,
+ "mediatek,phy-poll");
+
+ mt753x_add_gsw(gsw);
+
+ mt753x_swconfig_init(gsw);
+
+ if (sw->post_init)
+ sw->post_init(gsw);
+
+ if (gsw->irq >= 0)
+ mt753x_irq_enable(gsw);
+
+ return 0;
+
+fail:
+ devm_kfree(&pdev->dev, gsw);
+
+ return ret;
+}
+
+static int mt753x_remove(struct platform_device *pdev)
+{
+ struct gsw_mt753x *gsw = platform_get_drvdata(pdev);
+
+ if (gsw->irq >= 0)
+ cancel_work_sync(&gsw->irq_worker);
+
+ if (gsw->reset_pin >= 0)
+ devm_gpio_free(&pdev->dev, gsw->reset_pin);
+
+#ifdef CONFIG_SWCONFIG
+ mt753x_swconfig_destroy(gsw);
+#endif
+
+ mt753x_remove_gsw(gsw);
+
+ platform_set_drvdata(pdev, NULL);
+
+ return 0;
+}
+
+static const struct of_device_id mt753x_ids[] = {
+ { .compatible = "mediatek,mt753x" },
+ { },
+};
+
+MODULE_DEVICE_TABLE(of, mt753x_ids);
+
+static struct platform_driver mt753x_driver = {
+ .probe = mt753x_probe,
+ .remove = mt753x_remove,
+ .driver = {
+ .name = "mt753x",
+ .of_match_table = mt753x_ids,
+ },
+};
+
+static int __init mt753x_init(void)
+{
+ int ret;
+
+ INIT_LIST_HEAD(&mt753x_devs);
+ ret = platform_driver_register(&mt753x_driver);
+
+ mt753x_nl_init();
+
+ return ret;
+}
+module_init(mt753x_init);
+
+static void __exit mt753x_exit(void)
+{
+ mt753x_nl_exit();
+
+ platform_driver_unregister(&mt753x_driver);
+}
+module_exit(mt753x_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Weijie Gao <weijie.gao@mediatek.com>");
+MODULE_DESCRIPTION("Driver for MediaTek MT753x Gigabit Switch");
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_nl.c b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_nl.c
new file mode 100644
index 0000000000..40faa0190d
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_nl.c
@@ -0,0 +1,382 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Sirui Zhao <Sirui.Zhao@mediatek.com>
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <net/genetlink.h>
+
+#include "mt753x.h"
+#include "mt753x_nl.h"
+
+struct mt753x_nl_cmd_item {
+ enum mt753x_cmd cmd;
+ bool require_dev;
+ int (*process)(struct genl_info *info, struct gsw_mt753x *gsw);
+ u32 nr_required_attrs;
+ const enum mt753x_attr *required_attrs;
+};
+
+static int mt753x_nl_response(struct sk_buff *skb, struct genl_info *info);
+
+/*
+static const struct nla_policy mt753x_nl_cmd_policy[] = {
+ [MT753X_ATTR_TYPE_MESG] = { .type = NLA_STRING },
+ [MT753X_ATTR_TYPE_PHY] = { .type = NLA_S32 },
+ [MT753X_ATTR_TYPE_REG] = { .type = NLA_S32 },
+ [MT753X_ATTR_TYPE_VAL] = { .type = NLA_S32 },
+ [MT753X_ATTR_TYPE_DEV_NAME] = { .type = NLA_S32 },
+ [MT753X_ATTR_TYPE_DEV_ID] = { .type = NLA_S32 },
+ [MT753X_ATTR_TYPE_DEVAD] = { .type = NLA_S32 },
+};
+*/
+
+static const struct genl_ops mt753x_nl_ops[] = {
+ {
+ .cmd = MT753X_CMD_REQUEST,
+ .doit = mt753x_nl_response,
+// .policy = mt753x_nl_cmd_policy,
+ .flags = GENL_ADMIN_PERM,
+ }, {
+ .cmd = MT753X_CMD_READ,
+ .doit = mt753x_nl_response,
+// .policy = mt753x_nl_cmd_policy,
+ .flags = GENL_ADMIN_PERM,
+ }, {
+ .cmd = MT753X_CMD_WRITE,
+ .doit = mt753x_nl_response,
+// .policy = mt753x_nl_cmd_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+};
+
+static struct genl_family mt753x_nl_family = {
+ .name = MT753X_GENL_NAME,
+ .version = MT753X_GENL_VERSION,
+ .maxattr = MT753X_NR_ATTR_TYPE,
+ .ops = mt753x_nl_ops,
+ .n_ops = ARRAY_SIZE(mt753x_nl_ops),
+};
+
+static int mt753x_nl_list_devs(char *buff, int size)
+{
+ struct gsw_mt753x *gsw;
+ int len, total = 0;
+ char buf[80];
+
+ memset(buff, 0, size);
+
+ mt753x_lock_gsw();
+
+ list_for_each_entry(gsw, &mt753x_devs, list) {
+ len = snprintf(buf, sizeof(buf),
+ "id: %d, model: %s, node: %s\n",
+ gsw->id, gsw->name, gsw->dev->of_node->name);
+ strncat(buff, buf, size - total);
+ total += len;
+ }
+
+ mt753x_put_gsw();
+
+ return total;
+}
+
+static int mt753x_nl_prepare_reply(struct genl_info *info, u8 cmd,
+ struct sk_buff **skbp)
+{
+ struct sk_buff *msg;
+ void *reply;
+
+ if (!info)
+ return -EINVAL;
+
+ msg = genlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ if (!msg)
+ return -ENOMEM;
+
+ /* Construct send-back message header */
+ reply = genlmsg_put(msg, info->snd_portid, info->snd_seq,
+ &mt753x_nl_family, 0, cmd);
+ if (!reply) {
+ nlmsg_free(msg);
+ return -EINVAL;
+ }
+
+ *skbp = msg;
+ return 0;
+}
+
+static int mt753x_nl_send_reply(struct sk_buff *skb, struct genl_info *info)
+{
+ struct genlmsghdr *genlhdr = nlmsg_data(nlmsg_hdr(skb));
+ void *reply = genlmsg_data(genlhdr);
+
+ /* Finalize a generic netlink message (update message header) */
+ genlmsg_end(skb, reply);
+
+ /* reply to a request */
+ return genlmsg_reply(skb, info);
+}
+
+static s32 mt753x_nl_get_s32(struct genl_info *info, enum mt753x_attr attr,
+ s32 defval)
+{
+ struct nlattr *na;
+
+ na = info->attrs[attr];
+ if (na)
+ return nla_get_s32(na);
+
+ return defval;
+}
+
+static int mt753x_nl_get_u32(struct genl_info *info, enum mt753x_attr attr,
+ u32 *val)
+{
+ struct nlattr *na;
+
+ na = info->attrs[attr];
+ if (na) {
+ *val = nla_get_u32(na);
+ return 0;
+ }
+
+ return -1;
+}
+
+static struct gsw_mt753x *mt753x_nl_parse_find_gsw(struct genl_info *info)
+{
+ struct gsw_mt753x *gsw;
+ struct nlattr *na;
+ int gsw_id;
+
+ na = info->attrs[MT753X_ATTR_TYPE_DEV_ID];
+ if (na) {
+ gsw_id = nla_get_s32(na);
+ if (gsw_id >= 0)
+ gsw = mt753x_get_gsw(gsw_id);
+ else
+ gsw = mt753x_get_first_gsw();
+ } else {
+ gsw = mt753x_get_first_gsw();
+ }
+
+ return gsw;
+}
+
+static int mt753x_nl_get_swdevs(struct genl_info *info, struct gsw_mt753x *gsw)
+{
+ struct sk_buff *rep_skb = NULL;
+ char dev_info[512];
+ int ret;
+
+ ret = mt753x_nl_list_devs(dev_info, sizeof(dev_info));
+ if (!ret) {
+ pr_info("No switch registered\n");
+ return -EINVAL;
+ }
+
+ ret = mt753x_nl_prepare_reply(info, MT753X_CMD_REPLY, &rep_skb);
+ if (ret < 0)
+ goto err;
+
+ ret = nla_put_string(rep_skb, MT753X_ATTR_TYPE_MESG, dev_info);
+ if (ret < 0)
+ goto err;
+
+ return mt753x_nl_send_reply(rep_skb, info);
+
+err:
+ if (rep_skb)
+ nlmsg_free(rep_skb);
+
+ return ret;
+}
+
+static int mt753x_nl_reply_read(struct genl_info *info, struct gsw_mt753x *gsw)
+{
+ struct sk_buff *rep_skb = NULL;
+ s32 phy, devad, reg;
+ int value;
+ int ret = 0;
+
+ phy = mt753x_nl_get_s32(info, MT753X_ATTR_TYPE_PHY, -1);
+ devad = mt753x_nl_get_s32(info, MT753X_ATTR_TYPE_DEVAD, -1);
+ reg = mt753x_nl_get_s32(info, MT753X_ATTR_TYPE_REG, -1);
+
+ if (reg < 0)
+ goto err;
+
+ ret = mt753x_nl_prepare_reply(info, MT753X_CMD_READ, &rep_skb);
+ if (ret < 0)
+ goto err;
+
+ if (phy >= 0) {
+ if (devad < 0)
+ value = gsw->mii_read(gsw, phy, reg);
+ else
+ value = gsw->mmd_read(gsw, phy, devad, reg);
+ } else {
+ value = mt753x_reg_read(gsw, reg);
+ }
+
+ ret = nla_put_s32(rep_skb, MT753X_ATTR_TYPE_REG, reg);
+ if (ret < 0)
+ goto err;
+
+ ret = nla_put_s32(rep_skb, MT753X_ATTR_TYPE_VAL, value);
+ if (ret < 0)
+ goto err;
+
+ return mt753x_nl_send_reply(rep_skb, info);
+
+err:
+ if (rep_skb)
+ nlmsg_free(rep_skb);
+
+ return ret;
+}
+
+static int mt753x_nl_reply_write(struct genl_info *info, struct gsw_mt753x *gsw)
+{
+ struct sk_buff *rep_skb = NULL;
+ s32 phy, devad, reg;
+ u32 value;
+ int ret = 0;
+
+ phy = mt753x_nl_get_s32(info, MT753X_ATTR_TYPE_PHY, -1);
+ devad = mt753x_nl_get_s32(info, MT753X_ATTR_TYPE_DEVAD, -1);
+ reg = mt753x_nl_get_s32(info, MT753X_ATTR_TYPE_REG, -1);
+
+ if (mt753x_nl_get_u32(info, MT753X_ATTR_TYPE_VAL, &value))
+ goto err;
+
+ if (reg < 0)
+ goto err;
+
+ ret = mt753x_nl_prepare_reply(info, MT753X_CMD_WRITE, &rep_skb);
+ if (ret < 0)
+ goto err;
+
+ if (phy >= 0) {
+ if (devad < 0)
+ gsw->mii_write(gsw, phy, reg, value);
+ else
+ gsw->mmd_write(gsw, phy, devad, reg, value);
+ } else {
+ mt753x_reg_write(gsw, reg, value);
+ }
+
+ ret = nla_put_s32(rep_skb, MT753X_ATTR_TYPE_REG, reg);
+ if (ret < 0)
+ goto err;
+
+ ret = nla_put_s32(rep_skb, MT753X_ATTR_TYPE_VAL, value);
+ if (ret < 0)
+ goto err;
+
+ return mt753x_nl_send_reply(rep_skb, info);
+
+err:
+ if (rep_skb)
+ nlmsg_free(rep_skb);
+
+ return ret;
+}
+
+static const enum mt753x_attr mt753x_nl_cmd_read_attrs[] = {
+ MT753X_ATTR_TYPE_REG
+};
+
+static const enum mt753x_attr mt753x_nl_cmd_write_attrs[] = {
+ MT753X_ATTR_TYPE_REG,
+ MT753X_ATTR_TYPE_VAL
+};
+
+static const struct mt753x_nl_cmd_item mt753x_nl_cmds[] = {
+ {
+ .cmd = MT753X_CMD_REQUEST,
+ .require_dev = false,
+ .process = mt753x_nl_get_swdevs
+ }, {
+ .cmd = MT753X_CMD_READ,
+ .require_dev = true,
+ .process = mt753x_nl_reply_read,
+ .required_attrs = mt753x_nl_cmd_read_attrs,
+ .nr_required_attrs = ARRAY_SIZE(mt753x_nl_cmd_read_attrs),
+ }, {
+ .cmd = MT753X_CMD_WRITE,
+ .require_dev = true,
+ .process = mt753x_nl_reply_write,
+ .required_attrs = mt753x_nl_cmd_write_attrs,
+ .nr_required_attrs = ARRAY_SIZE(mt753x_nl_cmd_write_attrs),
+ }
+};
+
+static int mt753x_nl_response(struct sk_buff *skb, struct genl_info *info)
+{
+ struct genlmsghdr *hdr = nlmsg_data(info->nlhdr);
+ const struct mt753x_nl_cmd_item *cmditem = NULL;
+ struct gsw_mt753x *gsw = NULL;
+ u32 sat_req_attrs = 0;
+ int i, ret;
+
+ for (i = 0; i < ARRAY_SIZE(mt753x_nl_cmds); i++) {
+ if (hdr->cmd == mt753x_nl_cmds[i].cmd) {
+ cmditem = &mt753x_nl_cmds[i];
+ break;
+ }
+ }
+
+ if (!cmditem) {
+ pr_info("mt753x-nl: unknown cmd %u\n", hdr->cmd);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < cmditem->nr_required_attrs; i++) {
+ if (info->attrs[cmditem->required_attrs[i]])
+ sat_req_attrs++;
+ }
+
+ if (sat_req_attrs != cmditem->nr_required_attrs) {
+ pr_info("mt753x-nl: missing required attr(s) for cmd %u\n",
+ hdr->cmd);
+ return -EINVAL;
+ }
+
+ if (cmditem->require_dev) {
+ gsw = mt753x_nl_parse_find_gsw(info);
+ if (!gsw) {
+ pr_info("mt753x-nl: failed to find switch dev\n");
+ return -EINVAL;
+ }
+ }
+
+ ret = cmditem->process(info, gsw);
+
+ mt753x_put_gsw();
+
+ return ret;
+}
+
+int __init mt753x_nl_init(void)
+{
+ int ret;
+
+ ret = genl_register_family(&mt753x_nl_family);
+ if (ret) {
+ pr_info("mt753x-nl: genl_register_family_with_ops failed\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+void __exit mt753x_nl_exit(void)
+{
+ genl_unregister_family(&mt753x_nl_family);
+}
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_nl.h b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_nl.h
new file mode 100644
index 0000000000..3c06273802
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_nl.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Sirui Zhao <Sirui.Zhao@mediatek.com>
+ */
+
+#ifndef _MT753X_NL_H_
+#define _MT753X_NL_H_
+
+#define MT753X_GENL_NAME "mt753x"
+#define MT753X_GENL_VERSION 0x1
+
+enum mt753x_cmd {
+ MT753X_CMD_UNSPEC = 0,
+ MT753X_CMD_REQUEST,
+ MT753X_CMD_REPLY,
+ MT753X_CMD_READ,
+ MT753X_CMD_WRITE,
+
+ __MT753X_CMD_MAX,
+};
+
+enum mt753x_attr {
+ MT753X_ATTR_TYPE_UNSPEC = 0,
+ MT753X_ATTR_TYPE_MESG,
+ MT753X_ATTR_TYPE_PHY,
+ MT753X_ATTR_TYPE_DEVAD,
+ MT753X_ATTR_TYPE_REG,
+ MT753X_ATTR_TYPE_VAL,
+ MT753X_ATTR_TYPE_DEV_NAME,
+ MT753X_ATTR_TYPE_DEV_ID,
+
+ __MT753X_ATTR_TYPE_MAX,
+};
+
+#define MT753X_NR_ATTR_TYPE (__MT753X_ATTR_TYPE_MAX - 1)
+
+#ifdef __KERNEL__
+int __init mt753x_nl_init(void);
+void __exit mt753x_nl_exit(void);
+#endif /* __KERNEL__ */
+
+#endif /* _MT753X_NL_H_ */
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_regs.h b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_regs.h
new file mode 100644
index 0000000000..0c91b8e0ec
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_regs.h
@@ -0,0 +1,294 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+#ifndef _MT753X_REGS_H_
+#define _MT753X_REGS_H_
+
+#include <linux/bitops.h>
+
+/* Values of Egress TAG Control */
+#define ETAG_CTRL_UNTAG 0
+#define ETAG_CTRL_TAG 2
+#define ETAG_CTRL_SWAP 1
+#define ETAG_CTRL_STACK 3
+
+#define VTCR 0x90
+#define VAWD1 0x94
+#define VAWD2 0x98
+
+/* Fields of VTCR */
+#define VTCR_BUSY BIT(31)
+#define IDX_INVLD BIT(16)
+#define VTCR_FUNC_S 12
+#define VTCR_FUNC_M 0xf000
+#define VTCR_VID_S 0
+#define VTCR_VID_M 0xfff
+
+/* Values of VTCR_FUNC */
+#define VTCR_READ_VLAN_ENTRY 0
+#define VTCR_WRITE_VLAN_ENTRY 1
+#define VTCR_INVD_VLAN_ENTRY 2
+#define VTCR_ENABLE_VLAN_ENTRY 3
+#define VTCR_READ_ACL_ENTRY 4
+#define VTCR_WRITE_ACL_ENTRY 5
+#define VTCR_READ_TRTCM_TABLE 6
+#define VTCR_WRITE_TRTCM_TABLE 7
+#define VTCR_READ_ACL_MASK_ENTRY 8
+#define VTCR_WRITE_ACL_MASK_ENTRY 9
+#define VTCR_READ_ACL_RULE_ENTRY 10
+#define VTCR_WRITE_ACL_RULE_ENTRY 11
+#define VTCR_READ_ACL_RATE_ENTRY 12
+#define VTCR_WRITE_ACL_RATE_ENTRY 13
+
+/* VLAN entry fields */
+/* VAWD1 */
+#define PORT_STAG BIT(31)
+#define IVL_MAC BIT(30)
+#define EG_CON BIT(29)
+#define VTAG_EN BIT(28)
+#define COPY_PRI BIT(27)
+#define USER_PRI_S 24
+#define USER_PRI_M 0x7000000
+#define PORT_MEM_S 16
+#define PORT_MEM_M 0xff0000
+#define S_TAG1_S 4
+#define S_TAG1_M 0xfff0
+#define FID_S 1
+#define FID_M 0x0e
+#define VENTRY_VALID BIT(0)
+
+/* VAWD2 */
+#define S_TAG2_S 16
+#define S_TAG2_M 0xffff0000
+#define PORT_ETAG_S(p) ((p) * 2)
+#define PORT_ETAG_M 0x03
+
+#define PORT_CTRL_BASE 0x2000
+#define PORT_CTRL_PORT_OFFSET 0x100
+#define PORT_CTRL_REG(p, r) (PORT_CTRL_BASE + \
+ (p) * PORT_CTRL_PORT_OFFSET + (r))
+#define CKGCR(p) PORT_CTRL_REG(p, 0x00)
+#define PCR(p) PORT_CTRL_REG(p, 0x04)
+#define PIC(p) PORT_CTRL_REG(p, 0x08)
+#define PSC(p) PORT_CTRL_REG(p, 0x0c)
+#define PVC(p) PORT_CTRL_REG(p, 0x10)
+#define PPBV1(p) PORT_CTRL_REG(p, 0x14)
+#define PPBV2(p) PORT_CTRL_REG(p, 0x18)
+#define BSR(p) PORT_CTRL_REG(p, 0x1c)
+#define STAG01 PORT_CTRL_REG(p, 0x20)
+#define STAG23 PORT_CTRL_REG(p, 0x24)
+#define STAG45 PORT_CTRL_REG(p, 0x28)
+#define STAG67 PORT_CTRL_REG(p, 0x2c)
+
+#define PPBV(p, g) (PPBV1(p) + ((g) / 2) * 4)
+
+/* Fields of PCR */
+#define MLDV2_EN BIT(30)
+#define EG_TAG_S 28
+#define EG_TAG_M 0x30000000
+#define PORT_PRI_S 24
+#define PORT_PRI_M 0x7000000
+#define PORT_MATRIX_S 16
+#define PORT_MATRIX_M 0xff0000
+#define UP2DSCP_EN BIT(12)
+#define UP2TAG_EN BIT(11)
+#define ACL_EN BIT(10)
+#define PORT_TX_MIR BIT(9)
+#define PORT_RX_MIR BIT(8)
+#define ACL_MIR BIT(7)
+#define MIS_PORT_FW_S 4
+#define MIS_PORT_FW_M 0x70
+#define VLAN_MIS BIT(2)
+#define PORT_VLAN_S 0
+#define PORT_VLAN_M 0x03
+
+/* Values of PORT_VLAN */
+#define PORT_MATRIX_MODE 0
+#define FALLBACK_MODE 1
+#define CHECK_MODE 2
+#define SECURITY_MODE 3
+
+/* Fields of PVC */
+#define STAG_VPID_S 16
+#define STAG_VPID_M 0xffff0000
+#define DIS_PVID BIT(15)
+#define FORCE_PVID BIT(14)
+#define PT_VPM BIT(12)
+#define PT_OPTION BIT(11)
+#define PVC_EG_TAG_S 8
+#define PVC_EG_TAG_M 0x700
+#define VLAN_ATTR_S 6
+#define VLAN_ATTR_M 0xc0
+#define PVC_PORT_STAG BIT(5)
+#define BC_LKYV_EN BIT(4)
+#define MC_LKYV_EN BIT(3)
+#define UC_LKYV_EN BIT(2)
+#define ACC_FRM_S 0
+#define ACC_FRM_M 0x03
+
+/* Values of VLAN_ATTR */
+#define VA_USER_PORT 0
+#define VA_STACK_PORT 1
+#define VA_TRANSLATION_PORT 2
+#define VA_TRANSPARENT_PORT 3
+
+/* Fields of PPBV */
+#define GRP_PORT_PRI_S(g) (((g) % 2) * 16 + 13)
+#define GRP_PORT_PRI_M 0x07
+#define GRP_PORT_VID_S(g) (((g) % 2) * 16)
+#define GRP_PORT_VID_M 0xfff
+
+#define PORT_MAC_CTRL_BASE 0x3000
+#define PORT_MAC_CTRL_PORT_OFFSET 0x100
+#define PORT_MAC_CTRL_REG(p, r) (PORT_MAC_CTRL_BASE + \
+ (p) * PORT_MAC_CTRL_PORT_OFFSET + (r))
+#define PMCR(p) PORT_MAC_CTRL_REG(p, 0x00)
+#define PMEEECR(p) PORT_MAC_CTRL_REG(p, 0x04)
+#define PMSR(p) PORT_MAC_CTRL_REG(p, 0x08)
+#define PINT_EN(p) PORT_MAC_CTRL_REG(p, 0x10)
+#define PINT_STS(p) PORT_MAC_CTRL_REG(p, 0x14)
+
+#define GMACCR (PORT_MAC_CTRL_BASE + 0xe0)
+#define TXCRC_EN BIT(19)
+#define RXCRC_EN BIT(18)
+#define PRMBL_LMT_EN BIT(17)
+#define MTCC_LMT_S 9
+#define MTCC_LMT_M 0x1e00
+#define MAX_RX_JUMBO_S 2
+#define MAX_RX_JUMBO_M 0x3c
+#define MAX_RX_PKT_LEN_S 0
+#define MAX_RX_PKT_LEN_M 0x3
+
+/* Values of MAX_RX_PKT_LEN */
+#define RX_PKT_LEN_1518 0
+#define RX_PKT_LEN_1536 1
+#define RX_PKT_LEN_1522 2
+#define RX_PKT_LEN_MAX_JUMBO 3
+
+/* Fields of PMCR */
+#define IPG_CFG_S 18
+#define IPG_CFG_M 0xc0000
+#define EXT_PHY BIT(17)
+#define MAC_MODE BIT(16)
+#define MAC_TX_EN BIT(14)
+#define MAC_RX_EN BIT(13)
+#define MAC_PRE BIT(11)
+#define BKOFF_EN BIT(9)
+#define BACKPR_EN BIT(8)
+#define FORCE_EEE1G BIT(7)
+#define FORCE_EEE1000 BIT(6)
+#define FORCE_RX_FC BIT(5)
+#define FORCE_TX_FC BIT(4)
+#define FORCE_SPD_S 2
+#define FORCE_SPD_M 0x0c
+#define FORCE_DPX BIT(1)
+#define FORCE_LINK BIT(0)
+
+/* Fields of PMSR */
+#define EEE1G_STS BIT(7)
+#define EEE100_STS BIT(6)
+#define RX_FC_STS BIT(5)
+#define TX_FC_STS BIT(4)
+#define MAC_SPD_STS_S 2
+#define MAC_SPD_STS_M 0x0c
+#define MAC_DPX_STS BIT(1)
+#define MAC_LNK_STS BIT(0)
+
+/* Values of MAC_SPD_STS */
+#define MAC_SPD_10 0
+#define MAC_SPD_100 1
+#define MAC_SPD_1000 2
+#define MAC_SPD_2500 3
+
+/* Values of IPG_CFG */
+#define IPG_96BIT 0
+#define IPG_96BIT_WITH_SHORT_IPG 1
+#define IPG_64BIT 2
+
+#define MIB_COUNTER_BASE 0x4000
+#define MIB_COUNTER_PORT_OFFSET 0x100
+#define MIB_COUNTER_REG(p, r) (MIB_COUNTER_BASE + \
+ (p) * MIB_COUNTER_PORT_OFFSET + (r))
+#define STATS_TDPC 0x00
+#define STATS_TCRC 0x04
+#define STATS_TUPC 0x08
+#define STATS_TMPC 0x0C
+#define STATS_TBPC 0x10
+#define STATS_TCEC 0x14
+#define STATS_TSCEC 0x18
+#define STATS_TMCEC 0x1C
+#define STATS_TDEC 0x20
+#define STATS_TLCEC 0x24
+#define STATS_TXCEC 0x28
+#define STATS_TPPC 0x2C
+#define STATS_TL64PC 0x30
+#define STATS_TL65PC 0x34
+#define STATS_TL128PC 0x38
+#define STATS_TL256PC 0x3C
+#define STATS_TL512PC 0x40
+#define STATS_TL1024PC 0x44
+#define STATS_TOC 0x48
+#define STATS_RDPC 0x60
+#define STATS_RFPC 0x64
+#define STATS_RUPC 0x68
+#define STATS_RMPC 0x6C
+#define STATS_RBPC 0x70
+#define STATS_RAEPC 0x74
+#define STATS_RCEPC 0x78
+#define STATS_RUSPC 0x7C
+#define STATS_RFEPC 0x80
+#define STATS_ROSPC 0x84
+#define STATS_RJEPC 0x88
+#define STATS_RPPC 0x8C
+#define STATS_RL64PC 0x90
+#define STATS_RL65PC 0x94
+#define STATS_RL128PC 0x98
+#define STATS_RL256PC 0x9C
+#define STATS_RL512PC 0xA0
+#define STATS_RL1024PC 0xA4
+#define STATS_ROC 0xA8
+#define STATS_RDPC_CTRL 0xB0
+#define STATS_RDPC_ING 0xB4
+#define STATS_RDPC_ARL 0xB8
+
+#define SYS_CTRL 0x7000
+#define SW_PHY_RST BIT(2)
+#define SW_SYS_RST BIT(1)
+#define SW_REG_RST BIT(0)
+
+#define SYS_INT_EN 0x7008
+#define SYS_INT_STS 0x700c
+#define MAC_PC_INT BIT(16)
+#define PHY_INT(p) BIT((p) + 8)
+#define PHY_LC_INT(p) BIT(p)
+
+#define PHY_IAC 0x701c
+#define PHY_ACS_ST BIT(31)
+#define MDIO_REG_ADDR_S 25
+#define MDIO_REG_ADDR_M 0x3e000000
+#define MDIO_PHY_ADDR_S 20
+#define MDIO_PHY_ADDR_M 0x1f00000
+#define MDIO_CMD_S 18
+#define MDIO_CMD_M 0xc0000
+#define MDIO_ST_S 16
+#define MDIO_ST_M 0x30000
+#define MDIO_RW_DATA_S 0
+#define MDIO_RW_DATA_M 0xffff
+
+/* MDIO_CMD: MDIO commands */
+#define MDIO_CMD_ADDR 0
+#define MDIO_CMD_WRITE 1
+#define MDIO_CMD_READ 2
+#define MDIO_CMD_READ_C45 3
+
+/* MDIO_ST: MDIO start field */
+#define MDIO_ST_C45 0
+#define MDIO_ST_C22 1
+
+#define HWSTRAP 0x7800
+#define MHWSTRAP 0x7804
+
+#endif /* _MT753X_REGS_H_ */
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_swconfig.c b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_swconfig.c
new file mode 100644
index 0000000000..b601b90fb1
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_swconfig.c
@@ -0,0 +1,510 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+#include <linux/if.h>
+#include <linux/list.h>
+#include <linux/if_ether.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+#include <linux/netlink.h>
+#include <linux/bitops.h>
+#include <net/genetlink.h>
+#include <linux/delay.h>
+#include <linux/phy.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/lockdep.h>
+#include <linux/workqueue.h>
+#include <linux/of_device.h>
+
+#include "mt753x.h"
+#include "mt753x_swconfig.h"
+#include "mt753x_regs.h"
+
+#define MT753X_PORT_MIB_TXB_ID 18 /* TxByte */
+#define MT753X_PORT_MIB_RXB_ID 37 /* RxByte */
+
+#define MIB_DESC(_s, _o, _n) \
+ { \
+ .size = (_s), \
+ .offset = (_o), \
+ .name = (_n), \
+ }
+
+struct mt753x_mib_desc {
+ unsigned int size;
+ unsigned int offset;
+ const char *name;
+};
+
+static const struct mt753x_mib_desc mt753x_mibs[] = {
+ MIB_DESC(1, STATS_TDPC, "TxDrop"),
+ MIB_DESC(1, STATS_TCRC, "TxCRC"),
+ MIB_DESC(1, STATS_TUPC, "TxUni"),
+ MIB_DESC(1, STATS_TMPC, "TxMulti"),
+ MIB_DESC(1, STATS_TBPC, "TxBroad"),
+ MIB_DESC(1, STATS_TCEC, "TxCollision"),
+ MIB_DESC(1, STATS_TSCEC, "TxSingleCol"),
+ MIB_DESC(1, STATS_TMCEC, "TxMultiCol"),
+ MIB_DESC(1, STATS_TDEC, "TxDefer"),
+ MIB_DESC(1, STATS_TLCEC, "TxLateCol"),
+ MIB_DESC(1, STATS_TXCEC, "TxExcCol"),
+ MIB_DESC(1, STATS_TPPC, "TxPause"),
+ MIB_DESC(1, STATS_TL64PC, "Tx64Byte"),
+ MIB_DESC(1, STATS_TL65PC, "Tx65Byte"),
+ MIB_DESC(1, STATS_TL128PC, "Tx128Byte"),
+ MIB_DESC(1, STATS_TL256PC, "Tx256Byte"),
+ MIB_DESC(1, STATS_TL512PC, "Tx512Byte"),
+ MIB_DESC(1, STATS_TL1024PC, "Tx1024Byte"),
+ MIB_DESC(2, STATS_TOC, "TxByte"),
+ MIB_DESC(1, STATS_RDPC, "RxDrop"),
+ MIB_DESC(1, STATS_RFPC, "RxFiltered"),
+ MIB_DESC(1, STATS_RUPC, "RxUni"),
+ MIB_DESC(1, STATS_RMPC, "RxMulti"),
+ MIB_DESC(1, STATS_RBPC, "RxBroad"),
+ MIB_DESC(1, STATS_RAEPC, "RxAlignErr"),
+ MIB_DESC(1, STATS_RCEPC, "RxCRC"),
+ MIB_DESC(1, STATS_RUSPC, "RxUnderSize"),
+ MIB_DESC(1, STATS_RFEPC, "RxFragment"),
+ MIB_DESC(1, STATS_ROSPC, "RxOverSize"),
+ MIB_DESC(1, STATS_RJEPC, "RxJabber"),
+ MIB_DESC(1, STATS_RPPC, "RxPause"),
+ MIB_DESC(1, STATS_RL64PC, "Rx64Byte"),
+ MIB_DESC(1, STATS_RL65PC, "Rx65Byte"),
+ MIB_DESC(1, STATS_RL128PC, "Rx128Byte"),
+ MIB_DESC(1, STATS_RL256PC, "Rx256Byte"),
+ MIB_DESC(1, STATS_RL512PC, "Rx512Byte"),
+ MIB_DESC(1, STATS_RL1024PC, "Rx1024Byte"),
+ MIB_DESC(2, STATS_ROC, "RxByte"),
+ MIB_DESC(1, STATS_RDPC_CTRL, "RxCtrlDrop"),
+ MIB_DESC(1, STATS_RDPC_ING, "RxIngDrop"),
+ MIB_DESC(1, STATS_RDPC_ARL, "RxARLDrop")
+};
+
+enum {
+ /* Global attributes. */
+ MT753X_ATTR_ENABLE_VLAN,
+};
+
+static int mt753x_get_vlan_enable(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+
+ val->value.i = gsw->global_vlan_enable;
+
+ return 0;
+}
+
+static int mt753x_set_vlan_enable(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+
+ gsw->global_vlan_enable = val->value.i != 0;
+
+ return 0;
+}
+
+static int mt753x_get_port_pvid(struct switch_dev *dev, int port, int *val)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+
+ if (port >= MT753X_NUM_PORTS)
+ return -EINVAL;
+
+ *val = mt753x_reg_read(gsw, PPBV1(port));
+ *val &= GRP_PORT_VID_M;
+
+ return 0;
+}
+
+static int mt753x_set_port_pvid(struct switch_dev *dev, int port, int pvid)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+
+ if (port >= MT753X_NUM_PORTS)
+ return -EINVAL;
+
+ if (pvid < MT753X_MIN_VID || pvid > MT753X_MAX_VID)
+ return -EINVAL;
+
+ gsw->port_entries[port].pvid = pvid;
+
+ return 0;
+}
+
+static int mt753x_get_vlan_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+ u32 member;
+ u32 etags;
+ int i;
+
+ val->len = 0;
+
+ if (val->port_vlan < 0 || val->port_vlan >= MT753X_NUM_VLANS)
+ return -EINVAL;
+
+ mt753x_vlan_ctrl(gsw, VTCR_READ_VLAN_ENTRY, val->port_vlan);
+
+ member = mt753x_reg_read(gsw, VAWD1);
+ member &= PORT_MEM_M;
+ member >>= PORT_MEM_S;
+
+ etags = mt753x_reg_read(gsw, VAWD2);
+
+ for (i = 0; i < MT753X_NUM_PORTS; i++) {
+ struct switch_port *p;
+ int etag;
+
+ if (!(member & BIT(i)))
+ continue;
+
+ p = &val->value.ports[val->len++];
+ p->id = i;
+
+ etag = (etags >> PORT_ETAG_S(i)) & PORT_ETAG_M;
+
+ if (etag == ETAG_CTRL_TAG)
+ p->flags |= BIT(SWITCH_PORT_FLAG_TAGGED);
+ else if (etag != ETAG_CTRL_UNTAG)
+ dev_info(gsw->dev,
+ "vlan egress tag control neither untag nor tag.\n");
+ }
+
+ return 0;
+}
+
+static int mt753x_set_vlan_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+ u8 member = 0;
+ u8 etags = 0;
+ int i;
+
+ if (val->port_vlan < 0 || val->port_vlan >= MT753X_NUM_VLANS ||
+ val->len > MT753X_NUM_PORTS)
+ return -EINVAL;
+
+ for (i = 0; i < val->len; i++) {
+ struct switch_port *p = &val->value.ports[i];
+
+ if (p->id >= MT753X_NUM_PORTS)
+ return -EINVAL;
+
+ member |= BIT(p->id);
+
+ if (p->flags & BIT(SWITCH_PORT_FLAG_TAGGED))
+ etags |= BIT(p->id);
+ }
+
+ gsw->vlan_entries[val->port_vlan].member = member;
+ gsw->vlan_entries[val->port_vlan].etags = etags;
+
+ return 0;
+}
+
+static int mt753x_set_vid(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+ int vlan;
+ u16 vid;
+
+ vlan = val->port_vlan;
+ vid = (u16)val->value.i;
+
+ if (vlan < 0 || vlan >= MT753X_NUM_VLANS)
+ return -EINVAL;
+
+ if (vid < MT753X_MIN_VID || vid > MT753X_MAX_VID)
+ return -EINVAL;
+
+ gsw->vlan_entries[vlan].vid = vid;
+ return 0;
+}
+
+static int mt753x_get_vid(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ val->value.i = val->port_vlan;
+ return 0;
+}
+
+static int mt753x_get_port_link(struct switch_dev *dev, int port,
+ struct switch_port_link *link)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+ u32 speed, pmsr;
+
+ if (port < 0 || port >= MT753X_NUM_PORTS)
+ return -EINVAL;
+
+ pmsr = mt753x_reg_read(gsw, PMSR(port));
+
+ link->link = pmsr & MAC_LNK_STS;
+ link->duplex = pmsr & MAC_DPX_STS;
+ speed = (pmsr & MAC_SPD_STS_M) >> MAC_SPD_STS_S;
+
+ switch (speed) {
+ case MAC_SPD_10:
+ link->speed = SWITCH_PORT_SPEED_10;
+ break;
+ case MAC_SPD_100:
+ link->speed = SWITCH_PORT_SPEED_100;
+ break;
+ case MAC_SPD_1000:
+ link->speed = SWITCH_PORT_SPEED_1000;
+ break;
+ case MAC_SPD_2500:
+ /* TODO: swconfig has no support for 2500 now */
+ link->speed = SWITCH_PORT_SPEED_UNKNOWN;
+ break;
+ }
+
+ return 0;
+}
+
+static int mt753x_set_port_link(struct switch_dev *dev, int port,
+ struct switch_port_link *link)
+{
+#ifndef MODULE
+ if (port >= MT753X_NUM_PHYS)
+ return -EINVAL;
+
+ return switch_generic_set_link(dev, port, link);
+#else
+ return -ENOTSUPP;
+#endif
+}
+
+static u64 get_mib_counter(struct gsw_mt753x *gsw, int i, int port)
+{
+ unsigned int offset;
+ u64 lo, hi, hi2;
+
+ offset = mt753x_mibs[i].offset;
+
+ if (mt753x_mibs[i].size == 1)
+ return mt753x_reg_read(gsw, MIB_COUNTER_REG(port, offset));
+
+ do {
+ hi = mt753x_reg_read(gsw, MIB_COUNTER_REG(port, offset + 4));
+ lo = mt753x_reg_read(gsw, MIB_COUNTER_REG(port, offset));
+ hi2 = mt753x_reg_read(gsw, MIB_COUNTER_REG(port, offset + 4));
+ } while (hi2 != hi);
+
+ return (hi << 32) | lo;
+}
+
+static int mt753x_get_port_mib(struct switch_dev *dev,
+ const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ static char buf[4096];
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+ int i, len = 0;
+
+ if (val->port_vlan >= MT753X_NUM_PORTS)
+ return -EINVAL;
+
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "Port %d MIB counters\n", val->port_vlan);
+
+ for (i = 0; i < ARRAY_SIZE(mt753x_mibs); ++i) {
+ u64 counter;
+
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%-11s: ", mt753x_mibs[i].name);
+ counter = get_mib_counter(gsw, i, val->port_vlan);
+ len += snprintf(buf + len, sizeof(buf) - len, "%llu\n",
+ counter);
+ }
+
+ val->value.s = buf;
+ val->len = len;
+ return 0;
+}
+
+static int mt753x_get_port_stats(struct switch_dev *dev, int port,
+ struct switch_port_stats *stats)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+
+ if (port < 0 || port >= MT753X_NUM_PORTS)
+ return -EINVAL;
+
+ stats->tx_bytes = get_mib_counter(gsw, MT753X_PORT_MIB_TXB_ID, port);
+ stats->rx_bytes = get_mib_counter(gsw, MT753X_PORT_MIB_RXB_ID, port);
+
+ return 0;
+}
+
+static void mt753x_port_isolation(struct gsw_mt753x *gsw)
+{
+ int i;
+
+ for (i = 0; i < MT753X_NUM_PORTS; i++)
+ mt753x_reg_write(gsw, PCR(i),
+ BIT(gsw->cpu_port) << PORT_MATRIX_S);
+
+ mt753x_reg_write(gsw, PCR(gsw->cpu_port), PORT_MATRIX_M);
+
+ for (i = 0; i < MT753X_NUM_PORTS; i++)
+ mt753x_reg_write(gsw, PVC(i),
+ (0x8100 << STAG_VPID_S) |
+ (VA_TRANSPARENT_PORT << VLAN_ATTR_S));
+}
+
+static int mt753x_apply_config(struct switch_dev *dev)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+
+ if (!gsw->global_vlan_enable) {
+ mt753x_port_isolation(gsw);
+ return 0;
+ }
+
+ mt753x_apply_vlan_config(gsw);
+
+ return 0;
+}
+
+static int mt753x_reset_switch(struct switch_dev *dev)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+ int i;
+
+ memset(gsw->port_entries, 0, sizeof(gsw->port_entries));
+ memset(gsw->vlan_entries, 0, sizeof(gsw->vlan_entries));
+
+ /* set default vid of each vlan to the same number of vlan, so the vid
+ * won't need be set explicitly.
+ */
+ for (i = 0; i < MT753X_NUM_VLANS; i++)
+ gsw->vlan_entries[i].vid = i;
+
+ return 0;
+}
+
+static int mt753x_phy_read16(struct switch_dev *dev, int addr, u8 reg,
+ u16 *value)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+
+ *value = gsw->mii_read(gsw, addr, reg);
+
+ return 0;
+}
+
+static int mt753x_phy_write16(struct switch_dev *dev, int addr, u8 reg,
+ u16 value)
+{
+ struct gsw_mt753x *gsw = container_of(dev, struct gsw_mt753x, swdev);
+
+ gsw->mii_write(gsw, addr, reg, value);
+
+ return 0;
+}
+
+static const struct switch_attr mt753x_global[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan",
+ .description = "VLAN mode (1:enabled)",
+ .max = 1,
+ .id = MT753X_ATTR_ENABLE_VLAN,
+ .get = mt753x_get_vlan_enable,
+ .set = mt753x_set_vlan_enable,
+ }
+};
+
+static const struct switch_attr mt753x_port[] = {
+ {
+ .type = SWITCH_TYPE_STRING,
+ .name = "mib",
+ .description = "Get MIB counters for port",
+ .get = mt753x_get_port_mib,
+ .set = NULL,
+ },
+};
+
+static const struct switch_attr mt753x_vlan[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "vid",
+ .description = "VLAN ID (0-4094)",
+ .set = mt753x_set_vid,
+ .get = mt753x_get_vid,
+ .max = 4094,
+ },
+};
+
+static const struct switch_dev_ops mt753x_swdev_ops = {
+ .attr_global = {
+ .attr = mt753x_global,
+ .n_attr = ARRAY_SIZE(mt753x_global),
+ },
+ .attr_port = {
+ .attr = mt753x_port,
+ .n_attr = ARRAY_SIZE(mt753x_port),
+ },
+ .attr_vlan = {
+ .attr = mt753x_vlan,
+ .n_attr = ARRAY_SIZE(mt753x_vlan),
+ },
+ .get_vlan_ports = mt753x_get_vlan_ports,
+ .set_vlan_ports = mt753x_set_vlan_ports,
+ .get_port_pvid = mt753x_get_port_pvid,
+ .set_port_pvid = mt753x_set_port_pvid,
+ .get_port_link = mt753x_get_port_link,
+ .set_port_link = mt753x_set_port_link,
+ .get_port_stats = mt753x_get_port_stats,
+ .apply_config = mt753x_apply_config,
+ .reset_switch = mt753x_reset_switch,
+ .phy_read16 = mt753x_phy_read16,
+ .phy_write16 = mt753x_phy_write16,
+};
+
+int mt753x_swconfig_init(struct gsw_mt753x *gsw)
+{
+ struct device_node *np = gsw->dev->of_node;
+ struct switch_dev *swdev;
+ int ret;
+
+ if (of_property_read_u32(np, "mediatek,cpuport", &gsw->cpu_port))
+ gsw->cpu_port = MT753X_DFL_CPU_PORT;
+
+ swdev = &gsw->swdev;
+
+ swdev->name = gsw->name;
+ swdev->alias = gsw->name;
+ swdev->cpu_port = gsw->cpu_port;
+ swdev->ports = MT753X_NUM_PORTS;
+ swdev->vlans = MT753X_NUM_VLANS;
+ swdev->ops = &mt753x_swdev_ops;
+
+ ret = register_switch(swdev, NULL);
+ if (ret) {
+ dev_notice(gsw->dev, "Failed to register switch %s\n",
+ swdev->name);
+ return ret;
+ }
+
+ mt753x_apply_config(swdev);
+
+ return 0;
+}
+
+void mt753x_swconfig_destroy(struct gsw_mt753x *gsw)
+{
+ unregister_switch(&gsw->swdev);
+}
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_swconfig.h b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_swconfig.h
new file mode 100644
index 0000000000..b877d8957e
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_swconfig.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+
+#ifndef _MT753X_SWCONFIG_H_
+#define _MT753X_SWCONFIG_H_
+
+#ifdef CONFIG_SWCONFIG
+#include <linux/switch.h>
+#include "mt753x.h"
+
+int mt753x_swconfig_init(struct gsw_mt753x *gsw);
+void mt753x_swconfig_destroy(struct gsw_mt753x *gsw);
+#else
+static inline int mt753x_swconfig_init(struct gsw_mt753x *gsw)
+{
+ mt753x_apply_vlan_config(gsw);
+
+ return 0;
+}
+
+static inline void mt753x_swconfig_destroy(struct gsw_mt753x *gsw)
+{
+}
+#endif
+
+#endif /* _MT753X_SWCONFIG_H_ */
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_vlan.c b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_vlan.c
new file mode 100644
index 0000000000..f3c8c38f3e
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_vlan.c
@@ -0,0 +1,183 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ */
+
+#include "mt753x.h"
+#include "mt753x_regs.h"
+
+struct mt753x_mapping mt753x_def_mapping[] = {
+ {
+ .name = "llllw",
+ .pvids = { 1, 1, 1, 1, 2, 2, 1 },
+ .members = { 0, 0x4f, 0x30 },
+ .etags = { 0, 0, 0 },
+ .vids = { 0, 1, 2 },
+ }, {
+ .name = "wllll",
+ .pvids = { 2, 1, 1, 1, 1, 2, 1 },
+ .members = { 0, 0x5e, 0x21 },
+ .etags = { 0, 0, 0 },
+ .vids = { 0, 1, 2 },
+ }, {
+ .name = "lwlll",
+ .pvids = { 1, 2, 1, 1, 1, 2, 1 },
+ .members = { 0, 0x5d, 0x22 },
+ .etags = { 0, 0, 0 },
+ .vids = { 0, 1, 2 },
+ },
+};
+
+void mt753x_vlan_ctrl(struct gsw_mt753x *gsw, u32 cmd, u32 val)
+{
+ int i;
+
+ mt753x_reg_write(gsw, VTCR,
+ VTCR_BUSY | ((cmd << VTCR_FUNC_S) & VTCR_FUNC_M) |
+ (val & VTCR_VID_M));
+
+ for (i = 0; i < 300; i++) {
+ u32 val = mt753x_reg_read(gsw, VTCR);
+
+ if ((val & VTCR_BUSY) == 0)
+ break;
+
+ usleep_range(1000, 1100);
+ }
+
+ if (i == 300)
+ dev_info(gsw->dev, "vtcr timeout\n");
+}
+
+static void mt753x_write_vlan_entry(struct gsw_mt753x *gsw, int vlan, u16 vid,
+ u8 ports, u8 etags)
+{
+ int port;
+ u32 val;
+
+ /* vlan port membership */
+ if (ports)
+ mt753x_reg_write(gsw, VAWD1,
+ IVL_MAC | VTAG_EN | VENTRY_VALID |
+ ((ports << PORT_MEM_S) & PORT_MEM_M));
+ else
+ mt753x_reg_write(gsw, VAWD1, 0);
+
+ /* egress mode */
+ val = 0;
+ for (port = 0; port < MT753X_NUM_PORTS; port++) {
+ if (etags & BIT(port))
+ val |= ETAG_CTRL_TAG << PORT_ETAG_S(port);
+ else
+ val |= ETAG_CTRL_UNTAG << PORT_ETAG_S(port);
+ }
+ mt753x_reg_write(gsw, VAWD2, val);
+
+ /* write to vlan table */
+ mt753x_vlan_ctrl(gsw, VTCR_WRITE_VLAN_ENTRY, vid);
+}
+
+void mt753x_apply_vlan_config(struct gsw_mt753x *gsw)
+{
+ int i, j;
+ u8 tag_ports;
+ u8 untag_ports;
+
+ /* set all ports as security mode */
+ for (i = 0; i < MT753X_NUM_PORTS; i++)
+ mt753x_reg_write(gsw, PCR(i),
+ PORT_MATRIX_M | SECURITY_MODE);
+
+ /* check if a port is used in tag/untag vlan egress mode */
+ tag_ports = 0;
+ untag_ports = 0;
+
+ for (i = 0; i < MT753X_NUM_VLANS; i++) {
+ u8 member = gsw->vlan_entries[i].member;
+ u8 etags = gsw->vlan_entries[i].etags;
+
+ if (!member)
+ continue;
+
+ for (j = 0; j < MT753X_NUM_PORTS; j++) {
+ if (!(member & BIT(j)))
+ continue;
+
+ if (etags & BIT(j))
+ tag_ports |= 1u << j;
+ else
+ untag_ports |= 1u << j;
+ }
+ }
+
+ /* set all untag-only ports as transparent and the rest as user port */
+ for (i = 0; i < MT753X_NUM_PORTS; i++) {
+ u32 pvc_mode = 0x8100 << STAG_VPID_S;
+
+ if (untag_ports & BIT(i) && !(tag_ports & BIT(i)))
+ pvc_mode = (0x8100 << STAG_VPID_S) |
+ (VA_TRANSPARENT_PORT << VLAN_ATTR_S);
+
+ mt753x_reg_write(gsw, PVC(i), pvc_mode);
+ }
+
+ /* first clear the switch vlan table */
+ for (i = 0; i < MT753X_NUM_VLANS; i++)
+ mt753x_write_vlan_entry(gsw, i, i, 0, 0);
+
+ /* now program only vlans with members to avoid
+ * clobbering remapped entries in later iterations
+ */
+ for (i = 0; i < MT753X_NUM_VLANS; i++) {
+ u16 vid = gsw->vlan_entries[i].vid;
+ u8 member = gsw->vlan_entries[i].member;
+ u8 etags = gsw->vlan_entries[i].etags;
+
+ if (member)
+ mt753x_write_vlan_entry(gsw, i, vid, member, etags);
+ }
+
+ /* Port Default PVID */
+ for (i = 0; i < MT753X_NUM_PORTS; i++) {
+ int vlan = gsw->port_entries[i].pvid;
+ u16 pvid = 0;
+ u32 val;
+
+ if (vlan < MT753X_NUM_VLANS && gsw->vlan_entries[vlan].member)
+ pvid = gsw->vlan_entries[vlan].vid;
+
+ val = mt753x_reg_read(gsw, PPBV1(i));
+ val &= ~GRP_PORT_VID_M;
+ val |= pvid;
+ mt753x_reg_write(gsw, PPBV1(i), val);
+ }
+}
+
+struct mt753x_mapping *mt753x_find_mapping(struct device_node *np)
+{
+ const char *map;
+ int i;
+
+ if (of_property_read_string(np, "mediatek,portmap", &map))
+ return NULL;
+
+ for (i = 0; i < ARRAY_SIZE(mt753x_def_mapping); i++)
+ if (!strcmp(map, mt753x_def_mapping[i].name))
+ return &mt753x_def_mapping[i];
+
+ return NULL;
+}
+
+void mt753x_apply_mapping(struct gsw_mt753x *gsw, struct mt753x_mapping *map)
+{
+ int i = 0;
+
+ for (i = 0; i < MT753X_NUM_PORTS; i++)
+ gsw->port_entries[i].pvid = map->pvids[i];
+
+ for (i = 0; i < MT753X_NUM_VLANS; i++) {
+ gsw->vlan_entries[i].member = map->members[i];
+ gsw->vlan_entries[i].etags = map->etags[i];
+ gsw->vlan_entries[i].vid = map->vids[i];
+ }
+}
diff --git a/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_vlan.h b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_vlan.h
new file mode 100644
index 0000000000..66c9cf984e
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x/mt753x_vlan.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2018 MediaTek Inc.
+ */
+
+#ifndef _MT753X_VLAN_H_
+#define _MT753X_VLAN_H_
+
+#define MT753X_NUM_PORTS 7
+#define MT753X_NUM_VLANS 4095
+#define MT753X_MAX_VID 4095
+#define MT753X_MIN_VID 0
+
+struct gsw_mt753x;
+
+struct mt753x_port_entry {
+ u16 pvid;
+};
+
+struct mt753x_vlan_entry {
+ u16 vid;
+ u8 member;
+ u8 etags;
+};
+
+struct mt753x_mapping {
+ char *name;
+ u16 pvids[MT753X_NUM_PORTS];
+ u8 members[MT753X_NUM_VLANS];
+ u8 etags[MT753X_NUM_VLANS];
+ u16 vids[MT753X_NUM_VLANS];
+};
+
+extern struct mt753x_mapping mt753x_defaults[];
+
+void mt753x_vlan_ctrl(struct gsw_mt753x *gsw, u32 cmd, u32 val);
+void mt753x_apply_vlan_config(struct gsw_mt753x *gsw);
+struct mt753x_mapping *mt753x_find_mapping(struct device_node *np);
+void mt753x_apply_mapping(struct gsw_mt753x *gsw, struct mt753x_mapping *map);
+#endif /* _MT753X_VLAN_H_ */