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path: root/target/linux/lantiq/patches-3.10/0200-NET-fix-etop-registers.patch
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Diffstat (limited to 'target/linux/lantiq/patches-3.10/0200-NET-fix-etop-registers.patch')
-rw-r--r--target/linux/lantiq/patches-3.10/0200-NET-fix-etop-registers.patch121
1 files changed, 121 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-3.10/0200-NET-fix-etop-registers.patch b/target/linux/lantiq/patches-3.10/0200-NET-fix-etop-registers.patch
new file mode 100644
index 0000000..8502cf3
--- /dev/null
+++ b/target/linux/lantiq/patches-3.10/0200-NET-fix-etop-registers.patch
@@ -0,0 +1,121 @@
+--- a/drivers/net/ethernet/lantiq_etop.c
++++ b/drivers/net/ethernet/lantiq_etop.c
+@@ -47,7 +47,7 @@
+ #include <xway_dma.h>
+ #include <lantiq_platform.h>
+
+-#define LTQ_ETOP_MDIO 0x11804
++#define LTQ_ETOP_MDIO_ACC 0x11804
+ #define MDIO_REQUEST 0x80000000
+ #define MDIO_READ 0x40000000
+ #define MDIO_ADDR_MASK 0x1f
+@@ -56,27 +56,38 @@
+ #define MDIO_REG_OFFSET 0x10
+ #define MDIO_VAL_MASK 0xffff
+
+-#define PPE32_CGEN 0x800
+-#define LQ_PPE32_ENET_MAC_CFG 0x1840
++#define LTQ_ETOP_MDIO_CFG 0x11800
++#define MDIO_CFG_MASK 0x6
++
++#define LTQ_ETOP_CFG 0x11808
++#define LTQ_ETOP_IGPLEN 0x11820
++#define LTQ_ETOP_MAC_CFG 0x11840
+
+ #define LTQ_ETOP_ENETS0 0x11850
+ #define LTQ_ETOP_MAC_DA0 0x1186C
+ #define LTQ_ETOP_MAC_DA1 0x11870
+-#define LTQ_ETOP_CFG 0x16020
+-#define LTQ_ETOP_IGPLEN 0x16080
++
++#define MAC_CFG_MASK 0xfff
++#define MAC_CFG_CGEN (1 << 11)
++#define MAC_CFG_DUPLEX (1 << 2)
++#define MAC_CFG_SPEED (1 << 1)
++#define MAC_CFG_LINK (1 << 0)
+
+ #define MAX_DMA_CHAN 0x8
+ #define MAX_DMA_CRC_LEN 0x4
+ #define MAX_DMA_DATA_LEN 0x600
+
+ #define ETOP_FTCU BIT(28)
+-#define ETOP_MII_MASK 0xf
+-#define ETOP_MII_NORMAL 0xd
+-#define ETOP_MII_REVERSE 0xe
+ #define ETOP_PLEN_UNDER 0x40
+-#define ETOP_CGEN 0x800
+ #define ETOP_CFG_MII0 0x01
+
++#define ETOP_CFG_MASK 0xfff
++#define ETOP_CFG_FEN0 (1 << 8)
++#define ETOP_CFG_SEN0 (1 << 6)
++#define ETOP_CFG_OFF1 (1 << 3)
++#define ETOP_CFG_REMII0 (1 << 1)
++#define ETOP_CFG_OFF0 (1 << 0)
++
+ #define LTQ_GBIT_MDIO_CTL 0xCC
+ #define LTQ_GBIT_MDIO_DATA 0xd0
+ #define LTQ_GBIT_GCTL0 0x68
+@@ -355,16 +366,19 @@ ltq_etop_hw_init(struct net_device *dev)
+ /* force the etops link to the gbit to MII */
+ mii_mode = PHY_INTERFACE_MODE_MII;
+ }
++ ltq_etop_w32_mask(MDIO_CFG_MASK, 0, LTQ_ETOP_MDIO_CFG);
++ ltq_etop_w32_mask(MAC_CFG_MASK, MAC_CFG_CGEN | MAC_CFG_DUPLEX |
++ MAC_CFG_SPEED | MAC_CFG_LINK, LTQ_ETOP_MAC_CFG);
+
+ switch (mii_mode) {
+ case PHY_INTERFACE_MODE_RMII:
+- ltq_etop_w32_mask(ETOP_MII_MASK,
+- ETOP_MII_REVERSE, LTQ_ETOP_CFG);
++ ltq_etop_w32_mask(ETOP_CFG_MASK, ETOP_CFG_REMII0 | ETOP_CFG_OFF1 |
++ ETOP_CFG_SEN0 | ETOP_CFG_FEN0, LTQ_ETOP_CFG);
+ break;
+
+ case PHY_INTERFACE_MODE_MII:
+- ltq_etop_w32_mask(ETOP_MII_MASK,
+- ETOP_MII_NORMAL, LTQ_ETOP_CFG);
++ ltq_etop_w32_mask(ETOP_CFG_MASK, ETOP_CFG_OFF1 |
++ ETOP_CFG_SEN0 | ETOP_CFG_FEN0, LTQ_ETOP_CFG);
+ break;
+
+ default:
+@@ -385,9 +399,6 @@ ltq_etop_hw_init(struct net_device *dev)
+ return -ENOTSUPP;
+ }
+
+- /* enable crc generation */
+- ltq_etop_w32(PPE32_CGEN, LQ_PPE32_ENET_MAC_CFG);
+-
+ return 0;
+ }
+
+@@ -521,9 +532,9 @@ ltq_etop_mdio_wr(struct mii_bus *bus, in
+ ((phy_reg & MDIO_REG_MASK) << MDIO_REG_OFFSET) |
+ phy_data;
+
+- while (ltq_etop_r32(LTQ_ETOP_MDIO) & MDIO_REQUEST)
++ while (ltq_etop_r32(LTQ_ETOP_MDIO_ACC) & MDIO_REQUEST)
+ ;
+- ltq_etop_w32(val, LTQ_ETOP_MDIO);
++ ltq_etop_w32(val, LTQ_ETOP_MDIO_ACC);
+ return 0;
+ }
+
+@@ -534,12 +545,12 @@ ltq_etop_mdio_rd(struct mii_bus *bus, in
+ ((phy_addr & MDIO_ADDR_MASK) << MDIO_ADDR_OFFSET) |
+ ((phy_reg & MDIO_REG_MASK) << MDIO_REG_OFFSET);
+
+- while (ltq_etop_r32(LTQ_ETOP_MDIO) & MDIO_REQUEST)
++ while (ltq_etop_r32(LTQ_ETOP_MDIO_ACC) & MDIO_REQUEST)
+ ;
+- ltq_etop_w32(val, LTQ_ETOP_MDIO);
+- while (ltq_etop_r32(LTQ_ETOP_MDIO) & MDIO_REQUEST)
++ ltq_etop_w32(val, LTQ_ETOP_MDIO_ACC);
++ while (ltq_etop_r32(LTQ_ETOP_MDIO_ACC) & MDIO_REQUEST)
+ ;
+- val = ltq_etop_r32(LTQ_ETOP_MDIO) & MDIO_VAL_MASK;
++ val = ltq_etop_r32(LTQ_ETOP_MDIO_ACC) & MDIO_VAL_MASK;
+ return val;
+ }
+