diff options
Diffstat (limited to 'target/linux/realtek/files-5.10')
| -rw-r--r-- | target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl839x.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl839x.c b/target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl839x.c index cca8824ce5..3c85e736c9 100644 --- a/target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl839x.c +++ b/target/linux/realtek/files-5.10/drivers/net/dsa/rtl83xx/rtl839x.c @@ -608,6 +608,10 @@ int rtl839x_read_phy(u32 port, u32 page, u32 reg, u32 *val) if (port > 63 || page > 4095 || reg > 31) return -ENOTSUPP; + // Take bug on RTL839x Rev <= C into account + if (port >= RTL839X_CPU_PORT) + return -EIO; + mutex_lock(&smi_lock); sw_w32_mask(0xffff0000, port << 16, RTL839X_PHYREG_DATA_CTRL); @@ -637,6 +641,10 @@ int rtl839x_write_phy(u32 port, u32 page, u32 reg, u32 val) if (port > 63 || page > 4095 || reg > 31) return -ENOTSUPP; + // Take bug on RTL839x Rev <= C into account + if (port >= RTL839X_CPU_PORT) + return -EIO; + mutex_lock(&smi_lock); // Set PHY to access @@ -670,6 +678,10 @@ int rtl839x_read_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 *val) int err = 0; u32 v; + // Take bug on RTL839x Rev <= C into account + if (port >= RTL839X_CPU_PORT) + return -EIO; + mutex_lock(&smi_lock); // Set PHY to access @@ -701,6 +713,10 @@ int rtl839x_write_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 val) int err = 0; u32 v; + // Take bug on RTL839x Rev <= C into account + if (port >= RTL839X_CPU_PORT) + return -EIO; + mutex_lock(&smi_lock); // Set PHY to access @@ -726,12 +742,15 @@ int rtl839x_write_mmd_phy(u32 port, u32 devnum, u32 regnum, u32 val) void rtl8390_get_version(struct rtl838x_switch_priv *priv) { - u32 info; + u32 info, model; sw_w32_mask(0xf << 28, 0xa << 28, RTL839X_CHIP_INFO); info = sw_r32(RTL839X_CHIP_INFO); - pr_debug("Chip-Info: %x\n", info); - priv->version = RTL8390_VERSION_A; + + model = sw_r32(RTL839X_MODEL_NAME_INFO); + priv->version = RTL8390_VERSION_A + ((model & 0x3f) >> 1); + + pr_info("RTL839X Chip-Info: %x, version %c\n", info, priv->version); } void rtl839x_vlan_profile_dump(int profile) |