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ar71xx: fix MDIO access on ar7242 (based on a patch by Jess Zhu)

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SVN-Revision: 26777
This commit is contained in:
Felix Fietkau 2011-04-28 19:30:49 +00:00
parent 2336d4b438
commit 36aecb08b8
2 changed files with 63 additions and 25 deletions
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86
target/linux/ar71xx/files/arch/mips/ar71xx/devices.c
View File

@ -105,29 +105,6 @@ struct platform_device ar71xx_mdio_device = {
}, },
}; };
void __init ar71xx_add_device_mdio(u32 phy_mask)
{
switch (ar71xx_soc) {
case AR71XX_SOC_AR7240:
ar71xx_mdio_data.is_ar7240 = 1;
break;
case AR71XX_SOC_AR7241:
ar71xx_mdio_data.is_ar7240 = 1;
ar71xx_mdio_resources[0].start = AR71XX_GE1_BASE;
ar71xx_mdio_resources[0].end = AR71XX_GE1_BASE + 0x200 - 1;
break;
case AR71XX_SOC_AR7242:
ar71xx_mdio_data.is_ar7240 = 1;
break;
default:
break;
}
ar71xx_mdio_data.phy_mask = phy_mask;
platform_device_register(&ar71xx_mdio_device);
}
static void ar71xx_set_pll(u32 cfg_reg, u32 pll_reg, u32 pll_val, u32 shift) static void ar71xx_set_pll(u32 cfg_reg, u32 pll_reg, u32 pll_val, u32 shift)
{ {
void __iomem *base; void __iomem *base;
@ -157,6 +134,31 @@ static void ar71xx_set_pll(u32 cfg_reg, u32 pll_reg, u32 pll_val, u32 shift)
iounmap(base); iounmap(base);
} }
void __init ar71xx_add_device_mdio(u32 phy_mask)
{
switch (ar71xx_soc) {
case AR71XX_SOC_AR7240:
ar71xx_mdio_data.is_ar7240 = 1;
break;
case AR71XX_SOC_AR7241:
ar71xx_mdio_data.is_ar7240 = 1;
ar71xx_mdio_resources[0].start = AR71XX_GE1_BASE;
ar71xx_mdio_resources[0].end = AR71XX_GE1_BASE + 0x200 - 1;
break;
case AR71XX_SOC_AR7242:
ar71xx_set_pll(AR71XX_PLL_REG_SEC_CONFIG,
AR7242_PLL_REG_ETH0_INT_CLOCK, 0x62000000,
AR71XX_ETH0_PLL_SHIFT);
break;
default:
break;
}
ar71xx_mdio_data.phy_mask = phy_mask;
platform_device_register(&ar71xx_mdio_device);
}
struct ar71xx_eth_pll_data ar71xx_eth0_pll_data; struct ar71xx_eth_pll_data ar71xx_eth0_pll_data;
struct ar71xx_eth_pll_data ar71xx_eth1_pll_data; struct ar71xx_eth_pll_data ar71xx_eth1_pll_data;
@ -219,6 +221,14 @@ static void ar724x_set_pll_ge1(int speed)
/* TODO */ /* TODO */
} }
static void ar7242_set_pll_ge0(int speed)
{
u32 val = ar71xx_get_eth_pll(0, speed);
ar71xx_set_pll(AR71XX_PLL_REG_SEC_CONFIG, AR7242_PLL_REG_ETH0_INT_CLOCK,
val, AR71XX_ETH0_PLL_SHIFT);
}
static void ar91xx_set_pll_ge0(int speed) static void ar91xx_set_pll_ge0(int speed)
{ {
u32 val = ar71xx_get_eth_pll(0, speed); u32 val = ar71xx_get_eth_pll(0, speed);
@ -339,6 +349,10 @@ struct platform_device ar71xx_eth1_device = {
#define AR724X_PLL_VAL_100 0x00001099 #define AR724X_PLL_VAL_100 0x00001099
#define AR724X_PLL_VAL_10 0x00991099 #define AR724X_PLL_VAL_10 0x00991099
#define AR7242_PLL_VAL_1000 0x1c000000
#define AR7242_PLL_VAL_100 0x00000101
#define AR7242_PLL_VAL_10 0x00001616
#define AR91XX_PLL_VAL_1000 0x1a000000 #define AR91XX_PLL_VAL_1000 0x1a000000
#define AR91XX_PLL_VAL_100 0x13000a44 #define AR91XX_PLL_VAL_100 0x13000a44
#define AR91XX_PLL_VAL_10 0x00441099 #define AR91XX_PLL_VAL_10 0x00441099
@ -370,12 +384,17 @@ static void __init ar71xx_init_eth_pll_data(unsigned int id)
case AR71XX_SOC_AR7240: case AR71XX_SOC_AR7240:
case AR71XX_SOC_AR7241: case AR71XX_SOC_AR7241:
case AR71XX_SOC_AR7242:
pll_10 = AR724X_PLL_VAL_10; pll_10 = AR724X_PLL_VAL_10;
pll_100 = AR724X_PLL_VAL_100; pll_100 = AR724X_PLL_VAL_100;
pll_1000 = AR724X_PLL_VAL_1000; pll_1000 = AR724X_PLL_VAL_1000;
break; break;
case AR71XX_SOC_AR7242:
pll_10 = AR7242_PLL_VAL_10;
pll_100 = AR7242_PLL_VAL_100;
pll_1000 = AR7242_PLL_VAL_1000;
break;
case AR71XX_SOC_AR9130: case AR71XX_SOC_AR9130:
case AR71XX_SOC_AR9132: case AR71XX_SOC_AR9132:
pll_10 = AR91XX_PLL_VAL_10; pll_10 = AR91XX_PLL_VAL_10;
@ -465,8 +484,25 @@ void __init ar71xx_add_device_eth(unsigned int id)
pdata->has_gbit = 1; pdata->has_gbit = 1;
break; break;
case AR71XX_SOC_AR7241:
case AR71XX_SOC_AR7242: case AR71XX_SOC_AR7242:
ar71xx_eth0_data.reset_bit |= AR724X_RESET_GE0_MDIO;
ar71xx_eth1_data.reset_bit |= AR724X_RESET_GE1_MDIO;
pdata->ddr_flush = id ? ar724x_ddr_flush_ge1
: ar724x_ddr_flush_ge0;
pdata->set_pll = id ? ar724x_set_pll_ge1
: ar7242_set_pll_ge0;
pdata->has_gbit = 1;
pdata->is_ar724x = 1;
if (!pdata->fifo_cfg1)
pdata->fifo_cfg1 = 0x0010ffff;
if (!pdata->fifo_cfg2)
pdata->fifo_cfg2 = 0x015500aa;
if (!pdata->fifo_cfg3)
pdata->fifo_cfg3 = 0x01f00140;
break;
case AR71XX_SOC_AR7241:
ar71xx_eth0_data.reset_bit |= AR724X_RESET_GE0_MDIO; ar71xx_eth0_data.reset_bit |= AR724X_RESET_GE0_MDIO;
ar71xx_eth1_data.reset_bit |= AR724X_RESET_GE1_MDIO; ar71xx_eth1_data.reset_bit |= AR724X_RESET_GE1_MDIO;
/* fall through */ /* fall through */

2
target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h
View File

@ -166,6 +166,8 @@ extern enum ar71xx_soc_type ar71xx_soc;
#define AR724X_DDR_DIV_SHIFT 22 #define AR724X_DDR_DIV_SHIFT 22
#define AR724X_DDR_DIV_MASK 0x3 #define AR724X_DDR_DIV_MASK 0x3
#define AR7242_PLL_REG_ETH0_INT_CLOCK 0x2c
#define AR91XX_PLL_REG_CPU_CONFIG 0x00 #define AR91XX_PLL_REG_CPU_CONFIG 0x00
#define AR91XX_PLL_REG_ETH_CONFIG 0x04 #define AR91XX_PLL_REG_ETH_CONFIG 0x04
#define AR91XX_PLL_REG_ETH0_INT_CLOCK 0x14 #define AR91XX_PLL_REG_ETH0_INT_CLOCK 0x14