diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/mx6q_sabresd/mx6q_sabresd.c | 119 |
1 files changed, 17 insertions, 102 deletions
diff --git a/board/freescale/mx6q_sabresd/mx6q_sabresd.c b/board/freescale/mx6q_sabresd/mx6q_sabresd.c index f7b6251..c96bb8e 100644 --- a/board/freescale/mx6q_sabresd/mx6q_sabresd.c +++ b/board/freescale/mx6q_sabresd/mx6q_sabresd.c @@ -42,10 +42,6 @@ #include <imx_spi.h> #endif -#if CONFIG_I2C_MXC -#include <i2c.h> -#endif - #ifdef CONFIG_CMD_MMC #include <mmc.h> #include <fsl_esdhc.h> @@ -300,101 +296,25 @@ static void setup_uart(void) } #ifdef CONFIG_VIDEO_MX5 -#ifdef CONFIG_I2C_MXC -static void setup_i2c(unsigned int module_base) -{ - unsigned int reg; - - switch (module_base) { - case I2C1_BASE_ADDR: -#if defined CONFIG_MX6Q - /* i2c1 SDA */ - mxc_iomux_v3_setup_pad(MX6Q_PAD_CSI0_DAT8__I2C1_SDA); - - /* i2c1 SCL */ - mxc_iomux_v3_setup_pad(MX6Q_PAD_CSI0_DAT9__I2C1_SCL); -#elif defined CONFIG_MX6DL - /* i2c1 SDA */ - mxc_iomux_v3_setup_pad(MX6DL_PAD_CSI0_DAT8__I2C1_SDA); - - /* i2c1 SCL */ - mxc_iomux_v3_setup_pad(MX6DL_PAD_CSI0_DAT9__I2C1_SCL); -#endif - - /* Enable i2c clock */ - reg = readl(CCM_BASE_ADDR + CLKCTL_CCGR2); - reg |= 0xC0; - writel(reg, CCM_BASE_ADDR + CLKCTL_CCGR2); - - break; - case I2C2_BASE_ADDR: -#if defined CONFIG_MX6Q - /* i2c2 SDA */ - mxc_iomux_v3_setup_pad(MX6Q_PAD_KEY_ROW3__I2C2_SDA); - - /* i2c2 SCL */ - mxc_iomux_v3_setup_pad(MX6Q_PAD_KEY_COL3__I2C2_SCL); -#elif defined CONFIG_MX6DL - /* i2c2 SDA */ - mxc_iomux_v3_setup_pad(MX6DL_PAD_KEY_ROW3__I2C2_SDA); - - /* i2c2 SCL */ - mxc_iomux_v3_setup_pad(MX6DL_PAD_KEY_COL3__I2C2_SCL); -#endif - - /* Enable i2c clock */ - reg = readl(CCM_BASE_ADDR + CLKCTL_CCGR2); - reg |= 0x300; - writel(reg, CCM_BASE_ADDR + CLKCTL_CCGR2); - - break; - case I2C3_BASE_ADDR: -#if defined CONFIG_MX6Q - /* GPIO_5 for I2C3_SCL */ - mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_3__I2C3_SCL); - - /* GPIO_16 for I2C3_SDA */ - mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_16__I2C3_SDA); -#elif defined CONFIG_MX6DL - /* GPIO_5 for I2C3_SCL */ - mxc_iomux_v3_setup_pad(MX6DL_PAD_GPIO_3__I2C3_SCL); - - /* GPIO_16 for I2C3_SDA */ - if (mx6_board_is_reva()) - mxc_iomux_v3_setup_pad(MX6DL_PAD_GPIO_16__I2C3_SDA); - else /* other board ID define to the same */ - mxc_iomux_v3_setup_pad(MX6DL_PAD_GPIO_6__I2C3_SDA); -#endif - - /* Enable i2c clock */ - reg = readl(CCM_BASE_ADDR + CLKCTL_CCGR2); - reg |= 0xC00; - writel(reg, CCM_BASE_ADDR + CLKCTL_CCGR2); - - break; - default: - printf("Invalid I2C base: 0x%x\n", module_base); - break; - } -} - void setup_lvds_poweron(void) { - uchar value; - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + int reg; + /* AUX_5V_EN: GPIO(6, 10) */ +#ifdef CONFIG_MX6DL + mxc_iomux_v3_setup_pad(MX6DL_PAD_NANDF_RB0__GPIO_6_10); +#else + mxc_iomux_v3_setup_pad(MX6Q_PAD_NANDF_RB0__GPIO_6_10); +#endif -#if defined(CONFIG_MX6Q) || defined(CONFIG_MX6DL) - i2c_read(0x1f, 3, 1, &value, 1); - value &= ~0x2; - i2c_write(0x1f, 3, 1, &value, 1); + reg = readl(GPIO6_BASE_ADDR + GPIO_GDIR); + reg |= (1 << 10); + writel(reg, GPIO6_BASE_ADDR + GPIO_GDIR); - i2c_read(0x1f, 1, 1, &value, 1); - value |= 0x2; - i2c_write(0x1f, 1, 1, &value, 1); -#endif + reg = readl(GPIO6_BASE_ADDR + GPIO_DR); + reg |= (1 << 10); + writel(reg, GPIO6_BASE_ADDR + GPIO_DR); } #endif -#endif #ifdef CONFIG_IMX_ECSPI s32 spi_get_cfg(struct imx_spi_dev_t *dev) @@ -730,18 +650,17 @@ void lcd_enable(void) g_ipu_hw_rev = IPUV3_HW_REV_IPUV3H; #if defined CONFIG_MX6Q - /* set GPIO_9 to high so that backlight control could be high */ - mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_9__GPIO_1_9); + mxc_iomux_v3_setup_pad(MX6Q_PAD_SD1_DAT3__GPIO_1_21); #elif defined CONFIG_MX6DL - mxc_iomux_v3_setup_pad(MX6DL_PAD_SD1_DAT3__PWM1_PWMO); + mxc_iomux_v3_setup_pad(MX6DL_PAD_SD1_DAT3__GPIO_1_21); #endif reg = readl(GPIO1_BASE_ADDR + GPIO_GDIR); - reg |= (1 << 9); + reg |= (1 << 21); writel(reg, GPIO1_BASE_ADDR + GPIO_GDIR); reg = readl(GPIO1_BASE_ADDR + GPIO_DR); - reg |= (1 << 9); + reg |= (1 << 21); writel(reg, GPIO1_BASE_ADDR + GPIO_DR); /* Enable IPU clock */ @@ -834,12 +753,8 @@ int board_init(void) #endif #ifdef CONFIG_VIDEO_MX5 - -#ifdef CONFIG_I2C_MXC - setup_i2c(CONFIG_SYS_I2C_PORT); /* Enable lvds power */ setup_lvds_poweron(); -#endif panel_info_init(); |