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/* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Copyright (C) 2009-2015 John Crispin <blogic@openwrt.org>
* Copyright (C) 2009-2015 Felix Fietkau <nbd@nbd.name>
* Copyright (C) 2013-2015 Michael Lee <igvtee@gmail.com>
*/
#ifndef _RALINK_GSW_MT7620_H__
#define _RALINK_GSW_MT7620_H__
#define GSW_REG_PHY_TIMEOUT (5 * HZ)
#define MT7620A_GSW_REG_PIAC 0x7004
#define GSW_NUM_VLANS 16
#define GSW_NUM_VIDS 4096
#define GSW_NUM_PORTS 7
#define GSW_PORT6 6
#define GSW_MDIO_ACCESS BIT(31)
#define GSW_MDIO_READ BIT(19)
#define GSW_MDIO_WRITE BIT(18)
#define GSW_MDIO_START BIT(16)
#define GSW_MDIO_ADDR_SHIFT 20
#define GSW_MDIO_REG_SHIFT 25
#define GSW_REG_MIB_CNT_EN 0x4000
#define GSW_REG_PORT_PMCR(x) (0x3000 + (x * 0x100))
#define GSW_REG_PORT_STATUS(x) (0x3008 + (x * 0x100))
#define GSW_REG_SMACCR0 0x3fE4
#define GSW_REG_SMACCR1 0x3fE8
#define GSW_REG_CKGCR 0x3ff0
#define GSW_REG_IMR 0x7008
#define GSW_REG_ISR 0x700c
#define GSW_REG_GPC1 0x7014
#define GSW_REG_GPC2 0x701c
#define GSW_REG_GPCx_TXDELAY BIT(3)
#define GSW_REG_GPCx_RXDELAY BIT(2)
#define GSW_REG_MAC_P0_MCR 0x100
#define GSW_REG_MAC_P1_MCR 0x200
// Global MAC control register
#define GSW_REG_GMACCR 0x30E0
#define SYSC_REG_CHIP_REV_ID 0x0c
#define SYSC_REG_CFG1 0x14
#define PCIE_RC_MODE BIT(8)
#define SYSC_PAD_RGMII2_MDIO 0x58
#define SYSC_GPIO_MODE 0x60
#define PORT_IRQ_ST_CHG 0x7f
#define ESW_PHY_POLLING 0x7000
#define PMCR_IPG BIT(18)
#define PMCR_MAC_MODE BIT(16)
#define PMCR_FORCE BIT(15)
#define PMCR_TX_EN BIT(14)
#define PMCR_RX_EN BIT(13)
#define PMCR_BACKOFF BIT(9)
#define PMCR_BACKPRES BIT(8)
#define PMCR_RX_FC BIT(5)
#define PMCR_TX_FC BIT(4)
#define PMCR_SPEED(_x) (_x << 2)
#define PMCR_DUPLEX BIT(1)
#define PMCR_LINK BIT(0)
#define PHY_AN_EN BIT(31)
#define PHY_PRE_EN BIT(30)
#define PMY_MDC_CONF(_x) ((_x & 0x3f) << 24)
enum {
/* Global attributes. */
GSW_ATTR_ENABLE_VLAN,
/* Port attributes. */
GSW_ATTR_PORT_UNTAG,
};
struct mt7620_gsw {
struct device *dev;
void __iomem *base;
int irq;
bool ephy_disable;
bool port4_ephy;
unsigned long int autopoll;
u16 ephy_base;
};
void mtk_switch_w32(struct mt7620_gsw *gsw, u32 val, unsigned reg);
u32 mtk_switch_r32(struct mt7620_gsw *gsw, unsigned reg);
int mtk_gsw_init(struct fe_priv *priv);
int mt7620_mdio_write(struct mii_bus *bus, int phy_addr, int phy_reg, u16 val);
int mt7620_mdio_read(struct mii_bus *bus, int phy_addr, int phy_reg);
void mt7620_mdio_link_adjust(struct fe_priv *priv, int port);
int mt7620_has_carrier(struct fe_priv *priv);
void mt7620_print_link_state(struct fe_priv *priv, int port, int link,
int speed, int duplex);
void mt7530_mdio_w32(struct mt7620_gsw *gsw, u32 reg, u32 val);
u32 mt7530_mdio_r32(struct mt7620_gsw *gsw, u32 reg);
u32 _mt7620_mii_write(struct mt7620_gsw *gsw, u32 phy_addr,
u32 phy_register, u32 write_data);
u32 _mt7620_mii_read(struct mt7620_gsw *gsw, int phy_addr, int phy_reg);
void mt7620_handle_carrier(struct fe_priv *priv);
#endif
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