diff options
| -rw-r--r-- | board/dhelectronics/dh_imx6/dh_imx6.c | 115 | ||||
| -rw-r--r-- | configs/dh_imx6_defconfig | 5 | ||||
| -rw-r--r-- | include/configs/dh_imx6.h | 8 |
3 files changed, 16 insertions, 112 deletions
diff --git a/board/dhelectronics/dh_imx6/dh_imx6.c b/board/dhelectronics/dh_imx6/dh_imx6.c index 7b1a27ac37..40cc2a854e 100644 --- a/board/dhelectronics/dh_imx6/dh_imx6.c +++ b/board/dhelectronics/dh_imx6/dh_imx6.c @@ -18,7 +18,6 @@ #include <asm/io.h> #include <asm/mach-imx/boot_mode.h> #include <asm/mach-imx/iomux-v3.h> -#include <asm/mach-imx/mxc_i2c.h> #include <asm/mach-imx/sata.h> #include <ahci.h> #include <dwc_ahsata.h> @@ -26,7 +25,7 @@ #include <errno.h> #include <fsl_esdhc_imx.h> #include <fuse.h> -#include <i2c.h> +#include <i2c_eeprom.h> #include <miiphy.h> #include <mmc.h> #include <net.h> @@ -36,92 +35,6 @@ DECLARE_GLOBAL_DATA_PTR; -#define I2C_PAD_CTRL \ - (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ - PAD_CTL_HYS | PAD_CTL_ODE | PAD_CTL_SRE_FAST) - -#define EEPROM_I2C_ADDRESS 0x50 - -#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) - -static struct i2c_pads_info dh6sdl_i2c_pad_info0 = { - .scl = { - .i2c_mode = MX6DL_PAD_EIM_D21__I2C1_SCL | PC, - .gpio_mode = MX6DL_PAD_EIM_D21__GPIO3_IO21 | PC, - .gp = IMX_GPIO_NR(3, 21) - }, - .sda = { - .i2c_mode = MX6DL_PAD_EIM_D28__I2C1_SDA | PC, - .gpio_mode = MX6DL_PAD_EIM_D28__GPIO3_IO28 | PC, - .gp = IMX_GPIO_NR(3, 28) - } -}; - -static struct i2c_pads_info dh6sdl_i2c_pad_info1 = { - .scl = { - .i2c_mode = MX6DL_PAD_KEY_COL3__I2C2_SCL | PC, - .gpio_mode = MX6DL_PAD_KEY_COL3__GPIO4_IO12 | PC, - .gp = IMX_GPIO_NR(4, 12) - }, - .sda = { - .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | PC, - .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | PC, - .gp = IMX_GPIO_NR(4, 13) - } -}; - -static struct i2c_pads_info dh6sdl_i2c_pad_info2 = { - .scl = { - .i2c_mode = MX6DL_PAD_GPIO_3__I2C3_SCL | PC, - .gpio_mode = MX6DL_PAD_GPIO_3__GPIO1_IO03 | PC, - .gp = IMX_GPIO_NR(1, 3) - }, - .sda = { - .i2c_mode = MX6DL_PAD_GPIO_6__I2C3_SDA | PC, - .gpio_mode = MX6DL_PAD_GPIO_6__GPIO1_IO06 | PC, - .gp = IMX_GPIO_NR(1, 6) - } -}; - -static struct i2c_pads_info dh6dq_i2c_pad_info0 = { - .scl = { - .i2c_mode = MX6Q_PAD_EIM_D21__I2C1_SCL | PC, - .gpio_mode = MX6Q_PAD_EIM_D21__GPIO3_IO21 | PC, - .gp = IMX_GPIO_NR(3, 21) - }, - .sda = { - .i2c_mode = MX6Q_PAD_EIM_D28__I2C1_SDA | PC, - .gpio_mode = MX6Q_PAD_EIM_D28__GPIO3_IO28 | PC, - .gp = IMX_GPIO_NR(3, 28) - } -}; - -static struct i2c_pads_info dh6dq_i2c_pad_info1 = { - .scl = { - .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | PC, - .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | PC, - .gp = IMX_GPIO_NR(4, 12) - }, - .sda = { - .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC, - .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | PC, - .gp = IMX_GPIO_NR(4, 13) - } -}; - -static struct i2c_pads_info dh6dq_i2c_pad_info2 = { - .scl = { - .i2c_mode = MX6Q_PAD_GPIO_3__I2C3_SCL | PC, - .gpio_mode = MX6Q_PAD_GPIO_3__GPIO1_IO03 | PC, - .gp = IMX_GPIO_NR(1, 3) - }, - .sda = { - .i2c_mode = MX6Q_PAD_GPIO_6__I2C3_SDA | PC, - .gpio_mode = MX6Q_PAD_GPIO_6__GPIO1_IO06 | PC, - .gp = IMX_GPIO_NR(1, 6) - } -}; - int dram_init(void) { gd->ram_size = imx_ddr_size(); @@ -214,6 +127,8 @@ int board_usb_phy_mode(int port) static int setup_dhcom_mac_from_fuse(void) { + struct udevice *dev; + ofnode eeprom; unsigned char enetaddr[6]; int ret; @@ -228,13 +143,19 @@ static int setup_dhcom_mac_from_fuse(void) return 0; } - ret = i2c_set_bus_num(2); + eeprom = ofnode_path("/soc/aips-bus@2100000/i2c@21a8000/eeprom@50"); + if (!ofnode_valid(eeprom)) { + printf("Invalid hardware path to EEPROM!\n"); + return -ENODEV; + } + + ret = uclass_get_device_by_ofnode(UCLASS_I2C_EEPROM, eeprom, &dev); if (ret) { - printf("Error switching I2C bus!\n"); + printf("Cannot find EEPROM!\n"); return ret; } - ret = i2c_read(EEPROM_I2C_ADDRESS, 0xfa, 0x1, enetaddr, 0x6); + ret = i2c_eeprom_read(dev, 0xfa, enetaddr, 0x6); if (ret) { printf("Error reading configuration EEPROM!\n"); return ret; @@ -265,18 +186,6 @@ int board_init(void) /* Enable eim_slow clocks */ setbits_le32(&mxc_ccm->CCGR6, 0x1 << MXC_CCM_CCGR6_EMI_SLOW_OFFSET); -#ifdef CONFIG_SYS_I2C_MXC - if (is_mx6dq()) { - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6dq_i2c_pad_info0); - setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6dq_i2c_pad_info1); - setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6dq_i2c_pad_info2); - } else { - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6sdl_i2c_pad_info0); - setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6sdl_i2c_pad_info1); - setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &dh6sdl_i2c_pad_info2); - } -#endif - setup_dhcom_mac_from_fuse(); return 0; diff --git a/configs/dh_imx6_defconfig b/configs/dh_imx6_defconfig index 387ab843b3..3022a187cc 100644 --- a/configs/dh_imx6_defconfig +++ b/configs/dh_imx6_defconfig @@ -23,7 +23,6 @@ CONFIG_BOOTDELAY=3 CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y CONFIG_BOUNCE_BUFFER=y CONFIG_SPL_TEXT_BASE=0x00908000 -CONFIG_SPL_I2C_SUPPORT=y CONFIG_SPL_SPI_LOAD=y CONFIG_SPL_WATCHDOG_SUPPORT=y CONFIG_CMD_MEMTEST=y @@ -48,6 +47,10 @@ CONFIG_ENV_IS_IN_SPI_FLASH=y CONFIG_DWC_AHSATA=y CONFIG_BOOTCOUNT_LIMIT=y CONFIG_DM_GPIO=y +CONFIG_DM_I2C=y +CONFIG_SYS_I2C_MXC=y +CONFIG_MISC=y +CONFIG_I2C_EEPROM=y CONFIG_DM_MMC=y CONFIG_FSL_ESDHC_IMX=y CONFIG_DM_SPI_FLASH=y diff --git a/include/configs/dh_imx6.h b/include/configs/dh_imx6.h index 3b1d0a99a1..7d2e573846 100644 --- a/include/configs/dh_imx6.h +++ b/include/configs/dh_imx6.h @@ -48,14 +48,6 @@ #define CONFIG_FEC_MXC_PHYADDR 0 #define CONFIG_ARP_TIMEOUT 200UL -/* I2C Configs */ -#define CONFIG_SYS_I2C -#define CONFIG_SYS_I2C_MXC -#define CONFIG_SYS_I2C_MXC_I2C1 /* enable I2C bus 1 */ -#define CONFIG_SYS_I2C_MXC_I2C2 /* enable I2C bus 2 */ -#define CONFIG_SYS_I2C_MXC_I2C3 /* enable I2C bus 3 */ -#define CONFIG_SYS_I2C_SPEED 100000 - /* MMC Configs */ #define CONFIG_FSL_USDHC #define CONFIG_SYS_FSL_ESDHC_ADDR 0 |