kernel: backport BCM54210E PHY support

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
This commit is contained in:
Rafał Miłecki 2017-01-28 16:50:06 +01:00
parent 271db9f18e
commit c437df09c9
1 changed files with 73 additions and 3 deletions

View File

@ -82,7 +82,43 @@ Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
{ PHY_ID_BCM7346, 0xfffffff0, },
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -395,12 +395,10 @@ static int bcm54612e_config_aneg(struct
@@ -30,6 +30,22 @@ MODULE_DESCRIPTION("Broadcom PHY driver"
MODULE_AUTHOR("Maciej W. Rozycki");
MODULE_LICENSE("GPL");
+static int bcm54210e_config_init(struct phy_device *phydev)
+{
+ int val;
+
+ val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC);
+ val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN;
+ val |= MII_BCM54XX_AUXCTL_MISC_WREN;
+ bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, val);
+
+ val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL);
+ val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN;
+ bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val);
+
+ return 0;
+}
+
static int bcm54810_config(struct phy_device *phydev)
{
int rc, val;
@@ -230,7 +246,11 @@ static int bcm54xx_config_init(struct ph
(phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE))
bcm54xx_adjust_rxrefclk(phydev);
- if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810) {
+ if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54210E) {
+ err = bcm54210e_config_init(phydev);
+ if (err)
+ return err;
+ } else if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810) {
err = bcm54810_config(phydev);
if (err)
return err;
@@ -395,12 +415,10 @@ static int bcm54612e_config_aneg(struct
(phydev->interface != PHY_INTERFACE_MODE_RGMII_RXID)) {
u16 reg;
@ -98,9 +134,43 @@ Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
/* Clear shadow selector field */
reg &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MASK;
bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC,
@@ -548,6 +566,17 @@ static struct phy_driver broadcom_driver
.config_intr = bcm_phy_config_intr,
.driver = { .owner = THIS_MODULE },
}, {
+ .phy_id = PHY_ID_BCM54210E,
+ .phy_id_mask = 0xfffffff0,
+ .name = "Broadcom BCM54210E",
+ .features = PHY_GBIT_FEATURES,
+ .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+ .config_init = bcm54xx_config_init,
+ .config_aneg = genphy_config_aneg,
+ .read_status = genphy_read_status,
+ .ack_interrupt = bcm_phy_ack_intr,
+ .config_intr = bcm_phy_config_intr,
+}, {
.phy_id = PHY_ID_BCM5461,
.phy_id_mask = 0xfffffff0,
.name = "Broadcom BCM5461",
@@ -708,6 +737,7 @@ module_phy_driver(broadcom_drivers);
static struct mdio_device_id __maybe_unused broadcom_tbl[] = {
{ PHY_ID_BCM5411, 0xfffffff0 },
{ PHY_ID_BCM5421, 0xfffffff0 },
+ { PHY_ID_BCM54210E, 0xfffffff0 },
{ PHY_ID_BCM5461, 0xfffffff0 },
{ PHY_ID_BCM54612E, 0xfffffff0 },
{ PHY_ID_BCM54616S, 0xfffffff0 },
--- a/include/linux/brcmphy.h
+++ b/include/linux/brcmphy.h
@@ -24,6 +24,7 @@
@@ -17,6 +17,7 @@
#define PHY_ID_BCM5482 0x0143bcb0
#define PHY_ID_BCM5411 0x00206070
#define PHY_ID_BCM5421 0x002060e0
+#define PHY_ID_BCM54210E 0x600d84a0
#define PHY_ID_BCM5464 0x002060b0
#define PHY_ID_BCM5461 0x002060c0
#define PHY_ID_BCM54612E 0x03625e60
@@ -24,6 +25,7 @@
#define PHY_ID_BCM57780 0x03625d90
#define PHY_ID_BCM7250 0xae025280
@ -108,7 +178,7 @@ Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
#define PHY_ID_BCM7364 0xae025260
#define PHY_ID_BCM7366 0x600d8490
#define PHY_ID_BCM7346 0x600d8650
@@ -103,18 +104,17 @@
@@ -103,18 +105,17 @@
/*
* AUXILIARY CONTROL SHADOW ACCESS REGISTERS. (PHY REG 0x18)
*/