X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=board%2Fsamsung%2Fsmdk5250%2Fsmdk5250.c;h=a5816e445c80308f9843728c6ea64428088d03fb;hb=bdc3ff6e4f75813d01e51081799d10e4a9c7fbcb;hp=928c08f9b5c78d436aa5af9f605d76a754c87666;hpb=e390e8709149664ff96cf19384264c84573f3082;p=u-boot diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c index 928c08f9b5..a5816e445c 100644 --- a/board/samsung/smdk5250/smdk5250.c +++ b/board/samsung/smdk5250/smdk5250.c @@ -22,85 +22,21 @@ #include #include +#include #include #include #include #include +#include #include DECLARE_GLOBAL_DATA_PTR; -struct exynos5_gpio_part1 *gpio1; #ifdef CONFIG_SMC911X -static void smc9115_pre_init(void) +static int smc9115_pre_init(void) { u32 smc_bw_conf, smc_bc_conf; - int i; - - /* - * SROM:CS1 and EBI - * - * GPY0[0] SROM_CSn[0] - * GPY0[1] SROM_CSn[1](2) - * GPY0[2] SROM_CSn[2] - * GPY0[3] SROM_CSn[3] - * GPY0[4] EBI_OEn(2) - * GPY0[5] EBI_EEn(2) - * - * GPY1[0] EBI_BEn[0](2) - * GPY1[1] EBI_BEn[1](2) - * GPY1[2] SROM_WAIT(2) - * GPY1[3] EBI_DATA_RDn(2) - */ - s5p_gpio_cfg_pin(&gpio1->y0, CONFIG_ENV_SROM_BANK, GPIO_FUNC(2)); - s5p_gpio_cfg_pin(&gpio1->y0, 4, GPIO_FUNC(2)); - s5p_gpio_cfg_pin(&gpio1->y0, 5, GPIO_FUNC(2)); - - for (i = 0; i < 4; i++) - s5p_gpio_cfg_pin(&gpio1->y1, i, GPIO_FUNC(2)); - - /* - * EBI: 8 Addrss Lines - * - * GPY3[0] EBI_ADDR[0](2) - * GPY3[1] EBI_ADDR[1](2) - * GPY3[2] EBI_ADDR[2](2) - * GPY3[3] EBI_ADDR[3](2) - * GPY3[4] EBI_ADDR[4](2) - * GPY3[5] EBI_ADDR[5](2) - * GPY3[6] EBI_ADDR[6](2) - * GPY3[7] EBI_ADDR[7](2) - * - * EBI: 16 Data Lines - * - * GPY5[0] EBI_DATA[0](2) - * GPY5[1] EBI_DATA[1](2) - * GPY5[2] EBI_DATA[2](2) - * GPY5[3] EBI_DATA[3](2) - * GPY5[4] EBI_DATA[4](2) - * GPY5[5] EBI_DATA[5](2) - * GPY5[6] EBI_DATA[6](2) - * GPY5[7] EBI_DATA[7](2) - * - * GPY6[0] EBI_DATA[8](2) - * GPY6[1] EBI_DATA[9](2) - * GPY6[2] EBI_DATA[10](2) - * GPY6[3] EBI_DATA[11](2) - * GPY6[4] EBI_DATA[12](2) - * GPY6[5] EBI_DATA[13](2) - * GPY6[6] EBI_DATA[14](2) - * GPY6[7] EBI_DATA[15](2) - */ - for (i = 0; i < 8; i++) { - s5p_gpio_cfg_pin(&gpio1->y3, i, GPIO_FUNC(2)); - s5p_gpio_set_pull(&gpio1->y3, i, GPIO_PULL_UP); - - s5p_gpio_cfg_pin(&gpio1->y5, i, GPIO_FUNC(2)); - s5p_gpio_set_pull(&gpio1->y5, i, GPIO_PULL_UP); - - s5p_gpio_cfg_pin(&gpio1->y6, i, GPIO_FUNC(2)); - s5p_gpio_set_pull(&gpio1->y6, i, GPIO_PULL_UP); - } + int err; /* Ethernet needs data bus width of 16 bits */ smc_bw_conf = SROMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK) @@ -112,14 +48,20 @@ static void smc9115_pre_init(void) | SROMC_BC_PMC(0x01); /* Select and configure the SROMC bank */ + err = exynos_pinmux_config(PERIPH_ID_SROMC, + CONFIG_ENV_SROM_BANK | PINMUX_FLAG_16BIT); + if (err) { + debug("SROMC not configured\n"); + return err; + } + s5p_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf); + return 0; } #endif int board_init(void) { - gpio1 = (struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1(); - gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); return 0; } @@ -168,7 +110,8 @@ void dram_init_banksize(void) int board_eth_init(bd_t *bis) { #ifdef CONFIG_SMC911X - smc9115_pre_init(); + if (smc9115_pre_init()) + return -1; return smc911x_initialize(0, CONFIG_SMC911X_BASE); #endif return 0; @@ -186,55 +129,80 @@ int checkboard(void) #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { - int i, err; - - /* - * MMC2 SD card GPIO: - * - * GPC2[0] SD_2_CLK(2) - * GPC2[1] SD_2_CMD(2) - * GPC2[2] SD_2_CDn - * GPC2[3:6] SD_2_DATA[0:3](2) - */ - for (i = 0; i < 7; i++) { - /* GPC2[0:6] special function 2 */ - s5p_gpio_cfg_pin(&gpio1->c2, i, GPIO_FUNC(0x2)); - - /* GPK2[0:6] drv 4x */ - s5p_gpio_set_drv(&gpio1->c2, i, GPIO_DRV_4X); - - /* GPK2[0:1] pull disable */ - if (i == 0 || i == 1) { - s5p_gpio_set_pull(&gpio1->c2, i, GPIO_PULL_NONE); - continue; - } + int err; - /* GPK2[2:6] pull up */ - s5p_gpio_set_pull(&gpio1->c2, i, GPIO_PULL_UP); + err = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE); + if (err) { + debug("SDMMC0 not configured\n"); + return err; } - err = s5p_mmc_init(2, 4); + err = s5p_mmc_init(0, 8); return err; } #endif -static void board_uart_init(void) +static int board_uart_init(void) +{ + int err; + + err = exynos_pinmux_config(PERIPH_ID_UART0, PINMUX_FLAG_NONE); + if (err) { + debug("UART0 not configured\n"); + return err; + } + + err = exynos_pinmux_config(PERIPH_ID_UART1, PINMUX_FLAG_NONE); + if (err) { + debug("UART1 not configured\n"); + return err; + } + + err = exynos_pinmux_config(PERIPH_ID_UART2, PINMUX_FLAG_NONE); + if (err) { + debug("UART2 not configured\n"); + return err; + } + + err = exynos_pinmux_config(PERIPH_ID_UART3, PINMUX_FLAG_NONE); + if (err) { + debug("UART3 not configured\n"); + return err; + } + + return 0; +} + +#ifdef CONFIG_SYS_I2C_INIT_BOARD +static int board_i2c_init(void) { - struct exynos5_gpio_part1 *gpio1 = - (struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1(); - int i; - - /* UART1 GPIOs (part1) : GPA0CON[7:4] 0x2222 */ - for (i = 4; i < 8; i++) { - s5p_gpio_set_pull(&gpio1->a0, i, GPIO_PULL_NONE); - s5p_gpio_cfg_pin(&gpio1->a0, i, GPIO_FUNC(0x2)); + int i, err; + + for (i = 0; i < CONFIG_MAX_I2C_NUM; i++) { + err = exynos_pinmux_config((PERIPH_ID_I2C0 + i), + PINMUX_FLAG_NONE); + if (err) { + debug("I2C%d not configured\n", (PERIPH_ID_I2C0 + i)); + return err; + } } + i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + return 0; } +#endif #ifdef CONFIG_BOARD_EARLY_INIT_F int board_early_init_f(void) { - board_uart_init(); - return 0; + int err; + err = board_uart_init(); + if (err) { + debug("UART init failed\n"); + return err; + } +#ifdef CONFIG_SYS_I2C_INIT_BOARD + err = board_i2c_init(); +#endif + return err; } #endif