diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.6/422-bcm63xx_enet-enable-rgmii-clock-on-external-ports.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-3.6/422-bcm63xx_enet-enable-rgmii-clock-on-external-ports.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.6/422-bcm63xx_enet-enable-rgmii-clock-on-external-ports.patch b/target/linux/brcm63xx/patches-3.6/422-bcm63xx_enet-enable-rgmii-clock-on-external-ports.patch new file mode 100644 index 0000000000..217ddae932 --- /dev/null +++ b/target/linux/brcm63xx/patches-3.6/422-bcm63xx_enet-enable-rgmii-clock-on-external-ports.patch @@ -0,0 +1,53 @@ +From d8237d704fc25eb2fc25ef4403608b78c6a6d4be Mon Sep 17 00:00:00 2001 +From: Jonas Gorski <jonas.gorski@gmail.com> +Date: Sun, 15 Jul 2012 20:08:57 +0200 +Subject: [PATCH 54/81] bcm63xx_enet: enable rgmii clock on external ports + +--- + arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h | 13 +++++++++++++ + drivers/net/ethernet/broadcom/bcm63xx_enet.c | 12 ++++++++++++ + 2 files changed, 25 insertions(+), 0 deletions(-) + +--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h ++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h +@@ -832,6 +832,19 @@ + #define ENETSW_PORTOV_FDX_MASK (1 << 1) + #define ENETSW_PORTOV_LINKUP_MASK (1 << 0) + ++/* Port RGMII control register */ ++#define ENETSW_RGMII_CTRL_REG(x) (0x60 + (x)) ++#define ENETSW_RGMII_CTRL_GMII_CLK_EN (1 << 7) ++#define ENETSW_RGMII_CTRL_MII_OVERRIDE_EN (1 << 6) ++#define ENETSW_RGMII_CTRL_MII_MODE_MASK (3 << 4) ++#define ENETSW_RGMII_CTRL_RGMII_MODE (0 << 4) ++#define ENETSW_RGMII_CTRL_MII_MODE (1 << 4) ++#define ENETSW_RGMII_CTRL_RVMII_MODE (2 << 4) ++#define ENETSW_RGMII_CTRL_TIMING_SEL_EN (1 << 0) ++ ++/* Port RGMII timing register */ ++#define ENETSW_RGMII_TIMING_REG(x) (0x68 + (x)) ++ + /* MDIO control register */ + #define ENETSW_MDIOC_REG (0xb0) + #define ENETSW_MDIOC_EXT_MASK (1 << 16) +--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c ++++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c +@@ -2222,6 +2222,18 @@ static int bcm_enetsw_open(struct net_de + priv->sw_port_link[i] = 0; + } + ++ /* enable external ports */ ++ for (i = ENETSW_RGMII_PORT0; i < priv->num_ports; i++) { ++ u8 rgmii_ctrl; ++ ++ if (!priv->used_ports[i].used) ++ continue; ++ ++ rgmii_ctrl = enetsw_readb(priv, ENETSW_RGMII_CTRL_REG(i)); ++ rgmii_ctrl |= ENETSW_RGMII_CTRL_GMII_CLK_EN; ++ enetsw_writeb(priv, rgmii_ctrl, ENETSW_RGMII_CTRL_REG(i)); ++ } ++ + /* reset mib */ + val = enetsw_readb(priv, ENETSW_GMCR_REG); + val |= ENETSW_GMCR_RST_MIB_MASK; |