#include <common.h>
#include <asm/io.h>
+#include <i2c.h>
#include <netdev.h>
+#include <spi.h>
#include <asm/arch/cpu.h>
#include <asm/arch/gpio.h>
#include <asm/arch/mmc.h>
+#include <asm/arch/pinmux.h>
#include <asm/arch/sromc.h>
+#include <pmic.h>
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)
| 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);
+#if defined(CONFIG_PMIC)
+ pmic_init();
+#endif
+#ifdef CONFIG_EXYNOS_SPI
+ spi_init();
+#endif
return 0;
}
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;
#ifdef CONFIG_GENERIC_MMC
int board_mmc_init(bd_t *bis)
{
- int i, err;
+ int 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;
- }
-
- /* 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