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-rw-r--r--target/linux/ramips/files/drivers/net/ramips_esw.c52
1 files changed, 49 insertions, 3 deletions
diff --git a/target/linux/ramips/files/drivers/net/ramips_esw.c b/target/linux/ramips/files/drivers/net/ramips_esw.c
index 7aa5fd1517..18e5fa57d2 100644
--- a/target/linux/ramips/files/drivers/net/ramips_esw.c
+++ b/target/linux/ramips/files/drivers/net/ramips_esw.c
@@ -37,6 +37,20 @@
#define RT305X_ESW_VMSC_MSC_M 0xff
#define RT305X_ESW_VMSC_MSC_S 8
+#define RT305X_ESW_SOCPC_DISUN2CPU_S 0
+#define RT305X_ESW_SOCPC_DISMC2CPU_S 8
+#define RT305X_ESW_SOCPC_DISBC2CPU_S 16
+#define RT305X_ESW_SOCPC_CRC_PADDING BIT(25)
+
+#define RT305X_ESW_POC1_EN_BP_S 0
+#define RT305X_ESW_POC1_EN_FC_S 8
+#define RT305X_ESW_POC1_DIS_RMC2CPU_S 16
+#define RT305X_ESW_POC1_DIS_PORT_S 23
+
+#define RT305X_ESW_POC3_UNTAG_EN_S 0
+#define RT305X_ESW_POC3_ENAGING_S 8
+#define RT305X_ESW_POC3_DIS_UC_PAUSE_S 16
+
#define RT305X_ESW_PORT0 0
#define RT305X_ESW_PORT1 1
#define RT305X_ESW_PORT2 2
@@ -45,6 +59,19 @@
#define RT305X_ESW_PORT5 5
#define RT305X_ESW_PORT6 6
+#define RT305X_ESW_PORTS_INTERNAL \
+ (BIT(RT305X_ESW_PORT0) | BIT(RT305X_ESW_PORT1) | \
+ BIT(RT305X_ESW_PORT2) | BIT(RT305X_ESW_PORT3) | \
+ BIT(RT305X_ESW_PORT4))
+
+#define RT305X_ESW_PORTS_NOCPU \
+ (RT305X_ESW_PORTS_INTERNAL | BIT(RT305X_ESW_PORT5))
+
+#define RT305X_ESW_PORTS_CPU BIT(RT305X_ESW_PORT6)
+
+#define RT305X_ESW_PORTS_ALL \
+ (RT305X_ESW_PORTS_NOCPU | RT305X_ESW_PORTS_CPU)
+
struct rt305x_esw {
void __iomem *base;
struct rt305x_esw_platform_data *pdata;
@@ -170,11 +197,30 @@ rt305x_esw_hw_init(struct rt305x_esw *esw)
rt305x_esw_wr(esw, 0xC8A07850, RT305X_ESW_REG_FCT0);
rt305x_esw_wr(esw, 0x00000000, RT305X_ESW_REG_SGC2);
rt305x_esw_wr(esw, 0x00405555, RT305X_ESW_REG_PFC1);
- rt305x_esw_wr(esw, 0x00007f7f, RT305X_ESW_REG_POC1);
- rt305x_esw_wr(esw, 0x00007f3f, RT305X_ESW_REG_POC3);
+
+ /* Enable Back Pressure, and Flow Control */
+ rt305x_esw_wr(esw,
+ ((RT305X_ESW_PORTS_ALL << RT305X_ESW_POC1_EN_BP_S) |
+ (RT305X_ESW_PORTS_ALL << RT305X_ESW_POC1_EN_FC_S)),
+ RT305X_ESW_REG_POC1);
+
+ /* Enable Aging, and VLAN TAG removal */
+ rt305x_esw_wr(esw,
+ ((RT305X_ESW_PORTS_ALL << RT305X_ESW_POC3_ENAGING_S) |
+ (RT305X_ESW_PORTS_NOCPU << RT305X_ESW_POC3_UNTAG_EN_S)),
+ RT305X_ESW_REG_POC3);
+
rt305x_esw_wr(esw, 0x00d6500c, RT305X_ESW_REG_FCT2);
rt305x_esw_wr(esw, 0x0008a301, RT305X_ESW_REG_SGC);
- rt305x_esw_wr(esw, 0x02404040, RT305X_ESW_REG_SOCPC);
+
+ /* Setup SoC Port control register */
+ rt305x_esw_wr(esw,
+ (RT305X_ESW_SOCPC_CRC_PADDING |
+ (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISUN2CPU_S) |
+ (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISMC2CPU_S) |
+ (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISBC2CPU_S)),
+ RT305X_ESW_REG_SOCPC);
+
rt305x_esw_set_pvid(esw, RT305X_ESW_PORT4, 2);
rt305x_esw_set_pvid(esw, RT305X_ESW_PORT5, 1);
rt305x_esw_wr(esw, 0x3f502b28, RT305X_ESW_REG_FPA2);