X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=board%2Fbachmann%2Fot1200%2Fot1200.c;h=9465cea72f2ce37e8e264a77d0d9d19f81ada20a;hb=c6fa5df6aab48b12803ea9634b7f7becdc90810d;hp=e434ed9b877286a662bb58b942f6a43d145a4420;hpb=307367eaffc8638e10ba1784fc66bfe623ae79e2;p=u-boot diff --git a/board/bachmann/ot1200/ot1200.c b/board/bachmann/ot1200/ot1200.c index e434ed9b87..9465cea72f 100644 --- a/board/bachmann/ot1200/ot1200.c +++ b/board/bachmann/ot1200/ot1200.c @@ -12,10 +12,10 @@ #include #include #include -#include -#include -#include -#include +#include +#include +#include +#include #include #include #include @@ -120,6 +120,42 @@ static void setup_iomux_features(void) ARRAY_SIZE(feature_pads)); } +#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) + +/* I2C2 - EEPROM */ +static struct i2c_pads_info i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6_PAD_EIM_EB2__I2C2_SCL | PC, + .gpio_mode = MX6_PAD_EIM_EB2__GPIO2_IO30 | PC, + .gp = IMX_GPIO_NR(2, 30) + }, + .sda = { + .i2c_mode = MX6_PAD_EIM_D16__I2C2_SDA | PC, + .gpio_mode = MX6_PAD_EIM_D16__GPIO3_IO16 | PC, + .gp = IMX_GPIO_NR(3, 16) + } +}; + +/* I2C3 - IO expander */ +static struct i2c_pads_info i2c_pad_info2 = { + .scl = { + .i2c_mode = MX6_PAD_EIM_D17__I2C3_SCL | PC, + .gpio_mode = MX6_PAD_EIM_D17__GPIO3_IO17 | PC, + .gp = IMX_GPIO_NR(3, 17) + }, + .sda = { + .i2c_mode = MX6_PAD_EIM_D18__I2C3_SDA | PC, + .gpio_mode = MX6_PAD_EIM_D18__GPIO3_IO18 | PC, + .gp = IMX_GPIO_NR(3, 18) + } +}; + +static void setup_iomux_i2c(void) +{ + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); + setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); +} + static void ccgr_init(void) { struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; @@ -133,17 +169,6 @@ static void ccgr_init(void) writel(0x000003FF, &ccm->CCGR6); } -static void gpr_init(void) -{ - struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; - - /* enable AXI cache for VDOA/VPU/IPU */ - writel(0xF00000CF, &iomux->gpr[4]); - /* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ - writel(0x007F007F, &iomux->gpr[6]); - writel(0x007F007F, &iomux->gpr[7]); -} - int board_early_init_f(void) { ccgr_init(); @@ -151,6 +176,7 @@ int board_early_init_f(void) setup_iomux_uart(); setup_iomux_spi(); + setup_iomux_i2c(); setup_iomux_features(); return 0; @@ -236,26 +262,6 @@ int board_mmc_init(bd_t *bis) return 0; } -#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) - -/* I2C3 - IO expander */ -static struct i2c_pads_info i2c_pad_info2 = { - .scl = { - .i2c_mode = MX6_PAD_EIM_D17__I2C3_SCL | PC, - .gpio_mode = MX6_PAD_EIM_D17__GPIO3_IO17 | PC, - .gp = IMX_GPIO_NR(3, 17) - }, - .sda = { - .i2c_mode = MX6_PAD_EIM_D18__I2C3_SDA | PC, - .gpio_mode = MX6_PAD_EIM_D18__GPIO3_IO18 | PC, - .gp = IMX_GPIO_NR(3, 18) - } -}; - -static iomux_v3_cfg_t const pwm_pad[] = { - MX6_PAD_SD1_CMD__PWM4_OUT | MUX_PAD_CTRL(OUTPUT_40OHM), -}; - static void leds_on(void) { /* turn on all possible leds connected via GPIO expander */ @@ -284,29 +290,33 @@ int board_eth_init(bd_t *bis) bus = fec_get_miibus(base, -1); if (!bus) - return 0; + return -EINVAL; /* scan phy 0 and 5 */ phydev = phy_find_by_mask(bus, 0x21, PHY_INTERFACE_MODE_RGMII); if (!phydev) { - free(bus); - return 0; + ret = -EINVAL; + goto free_bus; } /* depending on the phy address we can detect our board version */ if (phydev->addr == 0) - setenv("boardver", ""); + env_set("boardver", ""); else - setenv("boardver", "mr"); + env_set("boardver", "mr"); printf("using phy at %d\n", phydev->addr); ret = fec_probe(bis, -1, base, bus, phydev); - if (ret) { - printf("FEC MXC: %s:failed\n", __func__); - free(phydev); - free(bus); - } + if (ret) + goto free_phydev; + return 0; + +free_phydev: + free(phydev); +free_bus: + free(bus); + return ret; } int board_init(void) @@ -315,11 +325,9 @@ int board_init(void) backlight_lcd_off(); - setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); - leds_on(); -#ifdef CONFIG_CMD_SATA +#ifdef CONFIG_SATA setup_sata(); #endif