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| author | Gabor Juhos <juhosg@openwrt.org> | 2011-11-13 11:26:59 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2011-11-13 11:26:59 +0000 |
| commit | 538a9493b96682d55cb024eeec237b6cd25be3af (patch) | |
| tree | 8335126d23a5488e95ff6a675410aa0c5b38a06d /target/linux/ar71xx/files | |
| parent | 93cd46be133c90531a201eab9dca9c093a47feff (diff) | |
| download | upstream-538a9493b96682d55cb024eeec237b6cd25be3af.tar.gz upstream-538a9493b96682d55cb024eeec237b6cd25be3af.tar.bz2 upstream-538a9493b96682d55cb024eeec237b6cd25be3af.zip | |
ar71xx: set MII interface speed from the set_speed callbacks
SVN-Revision: 29013
Diffstat (limited to 'target/linux/ar71xx/files')
3 files changed, 39 insertions, 6 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c b/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c index b131818454..be1e603d80 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/devices.c @@ -206,6 +206,36 @@ static void __init ar71xx_mii_ctrl_set_if(unsigned int reg, iounmap(base); } +static void ar71xx_mii_ctrl_set_speed(unsigned int reg, unsigned int speed) +{ + void __iomem *base; + unsigned int mii_speed; + u32 t; + + switch (speed) { + case SPEED_10: + mii_speed = MII_CTRL_SPEED_10; + break; + case SPEED_100: + mii_speed = MII_CTRL_SPEED_100; + break; + case SPEED_1000: + mii_speed = MII_CTRL_SPEED_1000; + break; + default: + BUG(); + } + + base = ioremap(AR71XX_MII_BASE, AR71XX_MII_SIZE); + + t = __raw_readl(base + reg); + t &= ~(MII_CTRL_SPEED_MASK << MII_CTRL_SPEED_SHIFT); + t |= mii_speed << MII_CTRL_SPEED_SHIFT; + __raw_writel(t, base + reg); + + iounmap(base); +} + void __init ar71xx_add_device_mdio(unsigned int id, u32 phy_mask) { struct platform_device *mdio_dev; @@ -321,6 +351,7 @@ static void ar71xx_set_speed_ge0(int speed) ar71xx_set_pll(AR71XX_PLL_REG_SEC_CONFIG, AR71XX_PLL_REG_ETH0_INT_CLOCK, val, AR71XX_ETH0_PLL_SHIFT); + ar71xx_mii_ctrl_set_speed(MII_REG_MII0_CTRL, speed); } static void ar71xx_set_speed_ge1(int speed) @@ -329,6 +360,7 @@ static void ar71xx_set_speed_ge1(int speed) ar71xx_set_pll(AR71XX_PLL_REG_SEC_CONFIG, AR71XX_PLL_REG_ETH1_INT_CLOCK, val, AR71XX_ETH1_PLL_SHIFT); + ar71xx_mii_ctrl_set_speed(MII_REG_MII1_CTRL, speed); } static void ar724x_set_speed_ge0(int speed) @@ -357,6 +389,7 @@ static void ar91xx_set_speed_ge0(int speed) ar71xx_set_pll(AR91XX_PLL_REG_ETH_CONFIG, AR91XX_PLL_REG_ETH0_INT_CLOCK, val, AR91XX_ETH0_PLL_SHIFT); + ar71xx_mii_ctrl_set_speed(MII_REG_MII0_CTRL, speed); } static void ar91xx_set_speed_ge1(int speed) @@ -365,6 +398,7 @@ static void ar91xx_set_speed_ge1(int speed) ar71xx_set_pll(AR91XX_PLL_REG_ETH_CONFIG, AR91XX_PLL_REG_ETH1_INT_CLOCK, val, AR91XX_ETH1_PLL_SHIFT); + ar71xx_mii_ctrl_set_speed(MII_REG_MII1_CTRL, speed); } static void ar933x_set_speed_ge0(int speed) diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h index c447e3e8f2..db5bac7a01 100644 --- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h +++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h @@ -817,6 +817,11 @@ void ar71xx_flash_release(void); #define MII_REG_MII1_CTRL 0x04 #define MII_CTRL_IF_MASK 3 +#define MII_CTRL_SPEED_SHIFT 4 +#define MII_CTRL_SPEED_MASK 3 +#define MII_CTRL_SPEED_10 0 +#define MII_CTRL_SPEED_100 1 +#define MII_CTRL_SPEED_1000 2 #define MII0_CTRL_IF_GMII 0 #define MII0_CTRL_IF_MII 1 diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c index 9684b623b3..5740549c2b 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c @@ -533,7 +533,6 @@ void ag71xx_link_adjust(struct ag71xx *ag) u32 cfg2; u32 ifctl; u32 fifo5; - u32 mii_speed; if (!ag->link) { ag71xx_hw_stop(ag); @@ -558,17 +557,14 @@ void ag71xx_link_adjust(struct ag71xx *ag) switch (ag->speed) { case SPEED_1000: - mii_speed = MII_CTRL_SPEED_1000; cfg2 |= MAC_CFG2_IF_1000; fifo5 |= FIFO_CFG5_BM; break; case SPEED_100: - mii_speed = MII_CTRL_SPEED_100; cfg2 |= MAC_CFG2_IF_10_100; ifctl |= MAC_IFCTL_SPEED; break; case SPEED_10: - mii_speed = MII_CTRL_SPEED_10; cfg2 |= MAC_CFG2_IF_10_100; break; default: @@ -586,8 +582,6 @@ void ag71xx_link_adjust(struct ag71xx *ag) if (pdata->set_speed) pdata->set_speed(ag->speed); - ag71xx_mii_ctrl_set_speed(ag, mii_speed); - ag71xx_wr(ag, AG71XX_REG_MAC_CFG2, cfg2); ag71xx_wr(ag, AG71XX_REG_FIFO_CFG5, fifo5); ag71xx_wr(ag, AG71XX_REG_MAC_IFCTL, ifctl); |