diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0331-drivers-net-phy-aquantia-enable-AQR112-and-AQR412.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0331-drivers-net-phy-aquantia-enable-AQR112-and-AQR412.patch | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0331-drivers-net-phy-aquantia-enable-AQR112-and-AQR412.patch b/target/linux/layerscape/patches-5.4/701-net-0331-drivers-net-phy-aquantia-enable-AQR112-and-AQR412.patch new file mode 100644 index 0000000000..9140382e5c --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0331-drivers-net-phy-aquantia-enable-AQR112-and-AQR412.patch @@ -0,0 +1,140 @@ +From 5f62951fba63a9f9cfff564209426bdea5fcc371 Mon Sep 17 00:00:00 2001 +From: Alex Marginean <alexandru.marginean@nxp.com> +Date: Tue, 27 Aug 2019 15:16:56 +0300 +Subject: [PATCH] drivers: net: phy: aquantia: enable AQR112 and AQR412 + +Adds support for AQR112 and AQR412 which is mostly based on existing code +with the addition of code configuring the protocol on system side. +This allows changing the system side protocol without having to deploy a +different firmware on the PHY. + +Signed-off-by: Alex Marginean <alexandru.marginean@nxp.com> +--- + drivers/net/phy/aquantia_main.c | 88 +++++++++++++++++++++++++++++++++++++++++ + 1 file changed, 88 insertions(+) + +--- a/drivers/net/phy/aquantia_main.c ++++ b/drivers/net/phy/aquantia_main.c +@@ -22,6 +22,8 @@ + #define PHY_ID_AQR107 0x03a1b4e0 + #define PHY_ID_AQCS109 0x03a1b5c2 + #define PHY_ID_AQR405 0x03a1b4b0 ++#define PHY_ID_AQR112 0x03a1b662 ++#define PHY_ID_AQR412 0x03a1b712 + + #define MDIO_PHYXS_VEND_IF_STATUS 0xe812 + #define MDIO_PHYXS_VEND_IF_STATUS_TYPE_MASK GENMASK(7, 3) +@@ -121,6 +123,29 @@ + #define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL2 BIT(1) + #define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL3 BIT(0) + ++/* registers in MDIO_MMD_VEND1 region */ ++#define AQUANTIA_VND1_GLOBAL_SC 0x000 ++#define AQUANTIA_VND1_GLOBAL_SC_LP BIT(0xb) ++ ++/* global start rate, the protocol associated with this speed is used by default ++ * on SI. ++ */ ++#define AQUANTIA_VND1_GSTART_RATE 0x31a ++#define AQUANTIA_VND1_GSTART_RATE_OFF 0 ++#define AQUANTIA_VND1_GSTART_RATE_100M 1 ++#define AQUANTIA_VND1_GSTART_RATE_1G 2 ++#define AQUANTIA_VND1_GSTART_RATE_10G 3 ++#define AQUANTIA_VND1_GSTART_RATE_2_5G 4 ++#define AQUANTIA_VND1_GSTART_RATE_5G 5 ++ ++/* SYSCFG registers for 100M, 1G, 2.5G, 5G, 10G */ ++#define AQUANTIA_VND1_GSYSCFG_BASE 0x31b ++#define AQUANTIA_VND1_GSYSCFG_100M 0 ++#define AQUANTIA_VND1_GSYSCFG_1G 1 ++#define AQUANTIA_VND1_GSYSCFG_2_5G 2 ++#define AQUANTIA_VND1_GSYSCFG_5G 3 ++#define AQUANTIA_VND1_GSYSCFG_10G 4 ++ + struct aqr107_hw_stat { + const char *name; + int reg; +@@ -241,6 +266,51 @@ static int aqr_config_aneg(struct phy_de + return genphy_c45_check_and_restart_aneg(phydev, changed); + } + ++static struct { ++ u16 syscfg; ++ int cnt; ++ u16 start_rate; ++} aquantia_syscfg[PHY_INTERFACE_MODE_MAX] = { ++ [PHY_INTERFACE_MODE_SGMII] = {0x04b, AQUANTIA_VND1_GSYSCFG_1G, ++ AQUANTIA_VND1_GSTART_RATE_1G}, ++ [PHY_INTERFACE_MODE_2500BASEX] = {0x144, AQUANTIA_VND1_GSYSCFG_2_5G, ++ AQUANTIA_VND1_GSTART_RATE_2_5G}, ++ [PHY_INTERFACE_MODE_XGMII] = {0x100, AQUANTIA_VND1_GSYSCFG_10G, ++ AQUANTIA_VND1_GSTART_RATE_10G}, ++ [PHY_INTERFACE_MODE_USXGMII] = {0x080, AQUANTIA_VND1_GSYSCFG_10G, ++ AQUANTIA_VND1_GSTART_RATE_10G}, ++}; ++ ++/* Sets up protocol on system side before calling aqr_config_aneg */ ++static int aqr_config_aneg_set_prot(struct phy_device *phydev) ++{ ++ int if_type = phydev->interface; ++ int i; ++ ++ if (!aquantia_syscfg[if_type].cnt) ++ return 0; ++ ++ /* set PHY in low power mode so we can configure protocols */ ++ phy_write_mmd(phydev, MDIO_MMD_VEND1, AQUANTIA_VND1_GLOBAL_SC, ++ AQUANTIA_VND1_GLOBAL_SC_LP); ++ mdelay(10); ++ ++ /* set the default rate to enable the SI link */ ++ phy_write_mmd(phydev, MDIO_MMD_VEND1, AQUANTIA_VND1_GSTART_RATE, ++ aquantia_syscfg[if_type].start_rate); ++ ++ for (i = 0; i <= aquantia_syscfg[if_type].cnt; i++) ++ phy_write_mmd(phydev, MDIO_MMD_VEND1, ++ AQUANTIA_VND1_GSYSCFG_BASE + i, ++ aquantia_syscfg[if_type].syscfg); ++ ++ /* wake PHY back up */ ++ phy_write_mmd(phydev, MDIO_MMD_VEND1, AQUANTIA_VND1_GLOBAL_SC, 0); ++ mdelay(10); ++ ++ return aqr_config_aneg(phydev); ++} ++ + static int aqr_config_intr(struct phy_device *phydev) + { + bool en = phydev->interrupts == PHY_INTERRUPT_ENABLED; +@@ -682,6 +752,22 @@ static struct phy_driver aqr_driver[] = + .ack_interrupt = aqr_ack_interrupt, + .read_status = aqr_read_status, + }, ++{ ++ PHY_ID_MATCH_MODEL(PHY_ID_AQR112), ++ .name = "Aquantia AQR112", ++ .config_aneg = aqr_config_aneg_set_prot, ++ .config_intr = aqr_config_intr, ++ .ack_interrupt = aqr_ack_interrupt, ++ .read_status = aqr_read_status, ++}, ++{ ++ PHY_ID_MATCH_MODEL(PHY_ID_AQR412), ++ .name = "Aquantia AQR412", ++ .config_aneg = aqr_config_aneg_set_prot, ++ .config_intr = aqr_config_intr, ++ .ack_interrupt = aqr_ack_interrupt, ++ .read_status = aqr_read_status, ++}, + }; + + module_phy_driver(aqr_driver); +@@ -694,6 +780,8 @@ static struct mdio_device_id __maybe_unu + { PHY_ID_MATCH_MODEL(PHY_ID_AQR107) }, + { PHY_ID_MATCH_MODEL(PHY_ID_AQCS109) }, + { PHY_ID_MATCH_MODEL(PHY_ID_AQR405) }, ++ { PHY_ID_MATCH_MODEL(PHY_ID_AQR112) }, ++ { PHY_ID_MATCH_MODEL(PHY_ID_AQR412) }, + { } + }; + |