Re: [U-Boot] [PATCH] net: phy: supplement support for Micrel's KSZ9031

[Joe Hershberger]

On Tue, Apr 30, 2013 at 9:57 AM, SARTRE Leo lsar...@adeneo-embedded.com wrote:
 Add function ksz9031_phy_extended_write and ksz9031_phy_extended_read

 Signed-off-by: Leo Sartre lsar...@adeneo-embedded.com

Applied, Thanks.
-Joe
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[U-Boot] [PATCH] net: phy: supplement support for Micrel's KSZ9031

[SARTRE Leo]

Add function ksz9031_phy_extended_write and ksz9031_phy_extended_read

Signed-off-by: Leo Sartre lsar...@adeneo-embedded.com
---
 drivers/net/phy/micrel.c |   35 ++-
 include/micrel.h |9 +
 2 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index a35e915..d3b573d 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -63,6 +63,7 @@ static struct phy_driver KS8721_driver = {
 #define MIIM_KSZ90xx_PHYCTL_10   (1  4)
 #define MIIM_KSZ90xx_PHYCTL_DUPLEX   (1  3)
 
+
 static int ksz90xx_startup(struct phy_device *phydev)
 {
unsigned phy_ctl;
@@ -143,9 +144,43 @@ static struct phy_driver ksz9021_driver = {
 };
 #endif
 
-/*
+/**
  * KSZ9031
  */
+/* PHY Registers */
+#define MII_KSZ9031_MMD_ACCES_CTRL 0x0d
+#define MII_KSZ9031_MMD_REG_DATA   0x0e
+
+/* Accessors to extended registers*/
+int ksz9031_phy_extended_write(struct phy_device *phydev,
+  int devaddr, int regnum, u16 mode, u16 val)
+{
+   /*select register addr for mmd*/
+   phy_write(phydev, MDIO_DEVAD_NONE,
+ MII_KSZ9031_MMD_ACCES_CTRL, devaddr);
+   /*select register for mmd*/
+   phy_write(phydev, MDIO_DEVAD_NONE,
+ MII_KSZ9031_MMD_REG_DATA, regnum);
+   /*setup mode*/
+   phy_write(phydev, MDIO_DEVAD_NONE,
+ MII_KSZ9031_MMD_ACCES_CTRL, (mode | devaddr));
+   /*write the value*/
+   return  phy_write(phydev, MDIO_DEVAD_NONE,
+   MII_KSZ9031_MMD_REG_DATA, val);
+}
+
+int ksz9031_phy_extended_read(struct phy_device *phydev, int devaddr,
+ int regnum, u16 mode)
+{
+   phy_write(phydev, MDIO_DEVAD_NONE,
+ MII_KSZ9031_MMD_ACCES_CTRL, devaddr);
+   phy_write(phydev, MDIO_DEVAD_NONE,
+ MII_KSZ9031_MMD_REG_DATA, regnum);
+   phy_write(phydev, MDIO_DEVAD_NONE,
+ MII_KSZ9031_MMD_ACCES_CTRL, (devaddr | mode));
+   return phy_read(phydev, MDIO_DEVAD_NONE, MII_KSZ9031_MMD_REG_DATA);
+}
+
 static struct phy_driver ksz9031_driver = {
.name = Micrel ksz9031,
.uid  = 0x221620,
diff --git a/include/micrel.h b/include/micrel.h
index 25e8a46..aa54f87 100644
--- a/include/micrel.h
+++ b/include/micrel.h
@@ -8,10 +8,21 @@
 #define MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW 0x105
 #define MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW 0x106
 #define MII_KSZ9021_EXT_ANALOG_TEST0x107
+/* Register operations */
+#define MII_KSZ9031_MOD_REG 0x
+/* Data operations */
+#define MII_KSZ9031_MOD_DATA_NO_POST_INC0x4000
+#define MII_KSZ9031_MOD_DATA_POST_INC_RW0x8000
+#define MII_KSZ9031_MOD_DATA_POST_INC_W 0xC000
 
 struct phy_device;
 int ksz9021_phy_extended_write(struct phy_device *phydev, int regnum, u16 val);
 int ksz9021_phy_extended_read(struct phy_device *phydev, int regnum);
 
+int ksz9031_phy_extended_write(struct phy_device *phydev,
+  int devaddr, int regnum, u16 mode,
+  u16 val);
+int ksz9031_phy_extended_read(struct phy_device *phydev, int devaddr,
+ int regnum, u16 mode);
+
 #endif
-- 
1.7.10.4
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