mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-27 01:11:14 +00:00
15167671b0
As patches for the AR8031/AR8033 copper page selection were merged upstream, we can backport these patches. This also fixes a PHY capabilities detection issue on the Ubiquiti ER-X-SFP. Signed-off-by: David Bauer <mail@david-bauer.net>
141 lines
3.7 KiB
Diff
141 lines
3.7 KiB
Diff
From e54e051c0adbe86116ab81c09a208f3a62c84f92 Mon Sep 17 00:00:00 2001
|
|
From: Fugang Duan <fugang.duan@nxp.com>
|
|
Date: Wed, 5 Jun 2019 18:38:51 +0800
|
|
Subject: [PATCH] net: phy: at803x: add vddio-1v8 and eee disable support
|
|
|
|
Add new property "at803x,vddio-1p8v" and "at803x,eee-disabled"
|
|
support.
|
|
|
|
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
|
|
[ Aisheng: fix small merge conflict ]
|
|
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
|
|
[rebase]
|
|
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
|
|
---
|
|
drivers/net/phy/at803x.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++++
|
|
1 file changed, 64 insertions(+)
|
|
|
|
--- a/drivers/net/phy/at803x.c
|
|
+++ b/drivers/net/phy/at803x.c
|
|
@@ -44,8 +44,13 @@
|
|
#define AT803X_LOC_MAC_ADDR_0_15_OFFSET 0x804C
|
|
#define AT803X_LOC_MAC_ADDR_16_31_OFFSET 0x804B
|
|
#define AT803X_LOC_MAC_ADDR_32_47_OFFSET 0x804A
|
|
+#define AT803X_SMARTEEE_CTL3_OFFSET 0x805D
|
|
+#define AT803X_MMD_ACCESS_CONTROL 0x0D
|
|
+#define AT803X_MMD_ACCESS_CONTROL_DATA 0x0E
|
|
+#define AT803X_FUNC_DATA 0x4003
|
|
#define AT803X_REG_CHIP_CONFIG 0x1f
|
|
#define AT803X_BT_BX_REG_SEL 0x8000
|
|
+#define AT803X_SMARTEEE_DISABLED_VAL 0x1000
|
|
|
|
#define AT803X_DEBUG_ADDR 0x1D
|
|
#define AT803X_DEBUG_DATA 0x1E
|
|
@@ -64,6 +69,9 @@
|
|
|
|
#define AT803X_LPI_EN BIT(8)
|
|
|
|
+#define AT803X_DEBUG_REG_31 0x1f
|
|
+#define AT803X_VDDIO_1P8V_EN 0x8
|
|
+
|
|
#define ATH8030_PHY_ID 0x004dd076
|
|
#define ATH8031_PHY_ID 0x004dd074
|
|
#define ATH8032_PHY_ID 0x004dd023
|
|
@@ -74,12 +82,16 @@
|
|
#define AT803X_PAGE_FIBER 0
|
|
#define AT803X_PAGE_COPPER 1
|
|
|
|
+#define AT803X_EEE_FEATURE_DISABLE (1 << 1)
|
|
+#define AT803X_VDDIO_1P8V (1 << 2)
|
|
+
|
|
MODULE_DESCRIPTION("Atheros 803x PHY driver");
|
|
MODULE_AUTHOR("Matus Ujhelyi");
|
|
MODULE_LICENSE("GPL");
|
|
|
|
struct at803x_priv {
|
|
bool phy_reset:1;
|
|
+ u32 quirks;
|
|
};
|
|
|
|
struct at803x_context {
|
|
@@ -172,6 +184,39 @@ static int at803x_disable_tx_delay(struc
|
|
AT803X_DEBUG_TX_CLK_DLY_EN, 0);
|
|
}
|
|
|
|
+static inline int at803x_set_vddio_1p8v(struct phy_device *phydev)
|
|
+{
|
|
+ return at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_31, 0,
|
|
+ AT803X_VDDIO_1P8V_EN);
|
|
+}
|
|
+
|
|
+static int at803x_disable_eee(struct phy_device *phydev)
|
|
+{
|
|
+ int ret;
|
|
+
|
|
+ ret = phy_write(phydev, AT803X_MMD_ACCESS_CONTROL,
|
|
+ AT803X_DEVICE_ADDR);
|
|
+ if (ret < 0)
|
|
+ return ret;
|
|
+
|
|
+ ret = phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA,
|
|
+ AT803X_SMARTEEE_CTL3_OFFSET);
|
|
+ if (ret < 0)
|
|
+ return ret;
|
|
+
|
|
+ ret = phy_write(phydev, AT803X_MMD_ACCESS_CONTROL,
|
|
+ AT803X_FUNC_DATA);
|
|
+ if (ret < 0)
|
|
+ return ret;
|
|
+
|
|
+ ret = phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA,
|
|
+ AT803X_SMARTEEE_DISABLED_VAL);
|
|
+ if (ret < 0)
|
|
+ return ret;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
/* save relevant PHY registers to private copy */
|
|
static void at803x_context_save(struct phy_device *phydev,
|
|
struct at803x_context *context)
|
|
@@ -286,6 +331,12 @@ static int at803x_probe(struct phy_devic
|
|
if (!priv)
|
|
return -ENOMEM;
|
|
|
|
+ if (of_property_read_bool(dev->of_node, "at803x,eee-disabled"))
|
|
+ priv->quirks |= AT803X_EEE_FEATURE_DISABLE;
|
|
+
|
|
+ if (of_property_read_bool(dev->of_node, "at803x,vddio-1p8v"))
|
|
+ priv->quirks |= AT803X_VDDIO_1P8V;
|
|
+
|
|
phydev->priv = priv;
|
|
|
|
/* Some bootloaders leave the fiber page selected.
|
|
@@ -316,6 +367,7 @@ static void at803x_enable_smart_eee(stru
|
|
|
|
static int at803x_config_init(struct phy_device *phydev)
|
|
{
|
|
+ struct at803x_priv *priv = phydev->priv;
|
|
int ret;
|
|
|
|
|
|
@@ -344,6 +396,18 @@ static int at803x_config_init(struct phy
|
|
else
|
|
ret = at803x_disable_tx_delay(phydev);
|
|
|
|
+ if (priv->quirks & AT803X_VDDIO_1P8V) {
|
|
+ ret = at803x_set_vddio_1p8v(phydev);
|
|
+ if (ret < 0)
|
|
+ return ret;
|
|
+ }
|
|
+
|
|
+ if (priv->quirks & AT803X_EEE_FEATURE_DISABLE) {
|
|
+ ret = at803x_disable_eee(phydev);
|
|
+ if (ret < 0)
|
|
+ return ret;
|
|
+ }
|
|
+
|
|
return ret;
|
|
}
|
|
|