diff options
Diffstat (limited to 'board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c')
| -rw-r--r-- | board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c | 165 |
1 files changed, 4 insertions, 161 deletions
diff --git a/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c b/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c index 7876a63068..22ae94e99f 100644 --- a/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c +++ b/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c @@ -9,65 +9,18 @@ #include <asm/arch/clock.h> #include <asm/arch/crm_regs.h> #include <asm/arch/imx-regs.h> -#include <asm/arch/iomux.h> #include <asm/arch/mx6-pins.h> #include <asm/arch/sys_proto.h> -#include <asm/gpio.h> -#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 <env.h> #include <errno.h> -#include <fsl_esdhc_imx.h> -#include <fuse.h> -#include <i2c.h> #include <miiphy.h> -#include <mmc.h> -#include <net.h> -#include <netdev.h> #include <usb.h> #include <usb/ehci-ci.h> #include <led.h> DECLARE_GLOBAL_DATA_PTR; -#define ENET_PAD_CTRL \ - (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ - PAD_CTL_HYS) - -#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 PC MUX_PAD_CTRL(I2C_PAD_CTRL) - -static struct i2c_pads_info kp_imx6q_tpc_i2c_pad_info0 = { - .scl = { - .i2c_mode = MX6Q_PAD_CSI0_DAT9__I2C1_SCL | PC, - .gpio_mode = MX6Q_PAD_CSI0_DAT9__GPIO5_IO27 | PC, - .gp = IMX_GPIO_NR(5, 27) - }, - .sda = { - .i2c_mode = MX6Q_PAD_CSI0_DAT8__I2C1_SDA | PC, - .gpio_mode = MX6Q_PAD_CSI0_DAT8__GPIO5_IO26 | PC, - .gp = IMX_GPIO_NR(5, 26) - } -}; - -static struct i2c_pads_info kp_imx6q_tpc_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) - } -}; - int dram_init(void) { gd->ram_size = imx_ddr_size(); @@ -84,37 +37,6 @@ int overwrite_console(void) } #ifdef CONFIG_FEC_MXC -static iomux_v3_cfg_t const enet_pads[] = { - IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | - MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | - MUX_PAD_CTRL(ENET_PAD_CTRL)), - /* AR8031 PHY Reset */ - IOMUX_PADS(PAD_ENET_CRS_DV__GPIO1_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; - -static void eth_phy_reset(void) -{ - /* Reset AR8031 PHY */ - gpio_direction_output(IMX_GPIO_NR(1, 25), 0); - mdelay(10); - gpio_set_value(IMX_GPIO_NR(1, 25), 1); - udelay(100); -} - static int setup_fec_clock(void) { struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; @@ -126,15 +48,6 @@ static int setup_fec_clock(void) return enable_fec_anatop_clock(0, ENET_50MHZ); } -int board_eth_init(bd_t *bis) -{ - SETUP_IOMUX_PADS(enet_pads); - setup_fec_clock(); - eth_phy_reset(); - - return cpu_eth_init(bis); -} - static int ar8031_phy_fixup(struct phy_device *phydev) { unsigned short val; @@ -169,53 +82,6 @@ int board_phy_config(struct phy_device *phydev) } #endif -#ifdef CONFIG_FSL_ESDHC_IMX - -#define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) -static struct fsl_esdhc_cfg usdhc_cfg[] = { - { USDHC2_BASE_ADDR }, - { USDHC4_BASE_ADDR }, -}; - -int board_mmc_getcd(struct mmc *mmc) -{ - struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; - - switch (cfg->esdhc_base) { - case USDHC2_BASE_ADDR: - return !gpio_get_value(USDHC2_CD_GPIO); - case USDHC4_BASE_ADDR: - return 1; /* eMMC/uSDHC4 is always present */ - } - - return 0; -} - -int board_mmc_init(bd_t *bis) -{ - int i, ret; - - /* - * According to the board_mmc_init() the following map is done: - * (U-Boot device node) (Physical Port) - * mmc0 micro SD - * mmc2 eMMC - */ - gpio_direction_input(USDHC2_CD_GPIO); - - usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); - usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); - - for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { - ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); - if (ret) - return ret; - } - - return 0; -} -#endif - #ifdef CONFIG_USB_EHCI_MX6 static void setup_usb(void) { @@ -225,30 +91,6 @@ static void setup_usb(void) */ imx_iomux_set_gpr_register(1, 13, 1, 0); } - -int board_usb_phy_mode(int port) -{ - if (port == 1) - return USB_INIT_HOST; - else - return USB_INIT_DEVICE; -} - -int board_ehci_power(int port, int on) -{ - switch (port) { - case 0: - break; - case 1: - gpio_direction_output(IMX_GPIO_NR(3, 31), !!on); - break; - default: - printf("MXC USB port %d not yet supported\n", port); - return -EINVAL; - } - - return 0; -} #endif int board_early_init_f(void) @@ -257,6 +99,10 @@ int board_early_init_f(void) setup_usb(); #endif +#ifdef CONFIG_FEC_MXC + setup_fec_clock(); +#endif + return 0; } @@ -270,9 +116,6 @@ int board_init(void) /* Enable eim_slow clocks */ setbits_le32(&mxc_ccm->CCGR6, 0x1 << MXC_CCM_CCGR6_EMI_SLOW_OFFSET); - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &kp_imx6q_tpc_i2c_pad_info0); - setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &kp_imx6q_tpc_i2c_pad_info1); - return 0; } |