int board_mmc_init(bd_t *bis)
{
int i, ret, ret_sd = 0;
/* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
gpio_request(S5PC110_GPIO_J27, "massmemory_en");
gpio_direction_output(S5PC110_GPIO_J27, 1);
/*
* MMC0 GPIO
* GPG0[0] SD_0_CLK
* GPG0[1] SD_0_CMD
* GPG0[2] SD_0_CDn -> Not used
* GPG0[3:6] SD_0_DATA[0:3]
*/
for (i = S5PC110_GPIO_G00; i < S5PC110_GPIO_G07; i++) {
if (i == S5PC110_GPIO_G02)
continue;
/* GPG0[0:6] special function 2 */
gpio_cfg_pin(i, 0x2);
/* GPG0[0:6] pull disable */
gpio_set_pull(i, S5P_GPIO_PULL_NONE);
/* GPG0[0:6] drv 4x */
gpio_set_drv(i, S5P_GPIO_DRV_4X);
}
ret = s5p_mmc_init(0, 4);
if (ret)
pr_err("MMC: Failed to init MMC:0.\n");
/*
* SD card (T_FLASH) detect and init
* T_FLASH_DETECT: EINT28: GPH3[4] input mode
*/
gpio_request(S5PC110_GPIO_H34, "t_flash_detect");
gpio_cfg_pin(S5PC110_GPIO_H34, S5P_GPIO_INPUT);
gpio_set_pull(S5PC110_GPIO_H34, S5P_GPIO_PULL_UP);
if (!gpio_get_value(S5PC110_GPIO_H34)) {
for (i = S5PC110_GPIO_G20; i < S5PC110_GPIO_G27; i++) {
if (i == S5PC110_GPIO_G22)
continue;
/* GPG2[0:6] special function 2 */
gpio_cfg_pin(i, 0x2);
/* GPG2[0:6] pull disable */
gpio_set_pull(i, S5P_GPIO_PULL_NONE);
/* GPG2[0:6] drv 4x */
gpio_set_drv(i, S5P_GPIO_DRV_4X);
}
ret_sd = s5p_mmc_init(2, 4);
if (ret_sd)
pr_err("MMC: Failed to init SD card (MMC:2).\n");
}
return ret & ret_sd;
}
int board_mmc_init(bd_t *bis)
{
int i, ret, ret_sd = 0;
/* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
s5p_gpio_direction_output(&s5pc110_gpio->j2, 7, 1);
/*
* MMC0 GPIO
* GPG0[0] SD_0_CLK
* GPG0[1] SD_0_CMD
* GPG0[2] SD_0_CDn -> Not used
* GPG0[3:6] SD_0_DATA[0:3]
*/
for (i = 0; i < 7; i++) {
if (i == 2)
continue;
/* GPG0[0:6] special function 2 */
s5p_gpio_cfg_pin(&s5pc110_gpio->g0, i, 0x2);
/* GPG0[0:6] pull disable */
s5p_gpio_set_pull(&s5pc110_gpio->g0, i, GPIO_PULL_NONE);
/* GPG0[0:6] drv 4x */
s5p_gpio_set_drv(&s5pc110_gpio->g0, i, GPIO_DRV_4X);
}
ret = s5p_mmc_init(0, 4);
if (ret)
error("MMC: Failed to init MMC:0.\n");
/*
* SD card (T_FLASH) detect and init
* T_FLASH_DETECT: EINT28: GPH3[4] input mode
*/
s5p_gpio_cfg_pin(&s5pc110_gpio->h3, 4, GPIO_INPUT);
s5p_gpio_set_pull(&s5pc110_gpio->h3, 4, GPIO_PULL_UP);
if (!s5p_gpio_get_value(&s5pc110_gpio->h3, 4)) {
for (i = 0; i < 7; i++) {
if (i == 2)
continue;
/* GPG2[0:6] special function 2 */
s5p_gpio_cfg_pin(&s5pc110_gpio->g2, i, 0x2);
/* GPG2[0:6] pull disable */
s5p_gpio_set_pull(&s5pc110_gpio->g2, i, GPIO_PULL_NONE);
/* GPG2[0:6] drv 4x */
s5p_gpio_set_drv(&s5pc110_gpio->g2, i, GPIO_DRV_4X);
}
ret_sd = s5p_mmc_init(2, 4);
if (ret_sd)
error("MMC: Failed to init SD card (MMC:2).\n");
}
return ret & ret_sd;
}
/* Set Initial global variables */
s5pc110_gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
//smc9115_pre_init();
pwm_pre_init();
gd->bd->bi_arch_number = MACH_TYPE_SMDKC100;
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
return 0;
}
int dram_init(void)
{
gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
return 0;
}
void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
}
#ifdef CONFIG_DISPLAY_BOARDINFO
int checkboard(void)
{
printf("\nBoard: FriendlyARM-TINY210\n");
return 0;
}
#endif
int board_eth_init(bd_t *bis)
{
int rc = 0;
#ifdef CONFIG_SMC911X
rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
#endif
return rc;
}
ulong virt_to_phy_smdkc110(ulong addr)
{
if ((0xc0000000 <= addr) && (addr < 0xd0000000))
return (addr - 0xc0000000 + 0x20000000);
else
printf("The input address don't need "\
"a virtual-to-physical translation : %08lx\n", addr);
return addr;
}
#ifdef CONFIG_GENERIC_MMC
#define MOUTMMC (50000000) /* 50MHz */
int board_mmc_init(bd_t *bis)
{
int i;
struct s5pc110_clock *clk =
(struct s5pc110_clock *)samsung_get_base_clock();
unsigned long clk_src, clk_div, mpll, div;
/*
* MMC0 GPIO
* GPG0[0] SD_0_CLK
* GPG0[1] SD_0_CMD
* GPG0[2] SD_0_CDn -> Not used
* GPG0[3:6] SD_0_DATA[0:3]
*
* MMC1 GPIO
* GPG1[0] SD_1_CLK
* GPG1[1] SD_1_CMD
* GPG1[2] SD_1_CDn -> Not used
* GPG1[3:6] SD_1_DATA[0:3]
*/
for (i = 0; i < 7; i++) {
if (i == 2)
continue;
/* GPG0[0:6] special function 2 */
s5p_gpio_cfg_pin(&s5pc110_gpio->g0, i, 0x2);
/* GPG0[0:6] pull disable */
s5p_gpio_set_pull(&s5pc110_gpio->g0, i, GPIO_PULL_NONE);
/* GPG0[0:6] drv 4x */
s5p_gpio_set_drv(&s5pc110_gpio->g0, i, GPIO_DRV_4X);
/* GPG1[0:6] special function 2 */
s5p_gpio_cfg_pin(&s5pc110_gpio->g1, i, 0x2);
/* GPG1[0:6] pull disable */
s5p_gpio_set_pull(&s5pc110_gpio->g1, i, GPIO_PULL_NONE);
/* GPG1[0:6] drv 4x */
s5p_gpio_set_drv(&s5pc110_gpio->g1, i, GPIO_DRV_4X);
}
clk_src = readl(&clk->res9[0]); /* CLK_SRC4 */
clk_src &= ~((0xf << 4) | 0xf);
clk_src |= (0x6 << 4) | 0x6; /* Set MMC0/1_SEL to SCLK_MPLL */
mpll = get_pll_clk(MPLL);
div = ((mpll + MOUTMMC) / MOUTMMC) - 1;
clk_div = readl(&clk->div4);
clk_div &= ~((0xf << 4) | 0xf);
clk_div |= (div << 4) | div;
writel(clk_src, &clk->res9[0]);
writel(clk_div, &clk->div4);
return (s5p_mmc_init(0, 4) || s5p_mmc_init(1, 4));
}
int board_mmc_init(bd_t *bis)
{
int err;
switch (get_hwrev()) {
case 0:
/*
* Set the low to enable LDO_EN
* But when you use the test board for eMMC booting
* you should set it HIGH since it removes the inverter
*/
/* MASSMEMORY_EN: XMDMDATA_6: GPE3[6] */
s5p_gpio_direction_output(&gpio1->e3, 6, 0);
break;
default:
/*
* Default reset state is High and there's no inverter
* But set it as HIGH to ensure
*/
/* MASSMEMORY_EN: XMDMADDR_3: GPE1[3] */
s5p_gpio_direction_output(&gpio1->e1, 3, 1);
break;
}
/*
* MMC device init
* mmc0 : eMMC (8-bit buswidth)
* mmc2 : SD card (4-bit buswidth)
*/
err = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE);
if (err)
debug("SDMMC0 not configured\n");
else
err = s5p_mmc_init(0, 8);
/* T-flash detect */
s5p_gpio_cfg_pin(&gpio2->x3, 4, 0xf);
s5p_gpio_set_pull(&gpio2->x3, 4, GPIO_PULL_UP);
/*
* Check the T-flash detect pin
* GPX3[4] T-flash detect pin
*/
if (!s5p_gpio_get_value(&gpio2->x3, 4)) {
err = exynos_pinmux_config(PERIPH_ID_SDMMC2, PINMUX_FLAG_NONE);
if (err)
debug("SDMMC2 not configured\n");
else
err = s5p_mmc_init(2, 4);
}
return err;
}
int board_mmc_init(bd_t *bis)
{
int i;
/* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
s5p_gpio_direction_output(&s5pc110_gpio->j2, 7, 1);
/*
* MMC0 GPIO
* GPG0[0] SD_0_CLK
* GPG0[1] SD_0_CMD
* GPG0[2] SD_0_CDn -> Not used
* GPG0[3:6] SD_0_DATA[0:3]
*/
for (i = 0; i < 7; i++) {
if (i == 2)
continue;
/* GPG0[0:6] special function 2 */
s5p_gpio_cfg_pin(&s5pc110_gpio->g0, i, 0x2);
/* GPG0[0:6] pull disable */
s5p_gpio_set_pull(&s5pc110_gpio->g0, i, GPIO_PULL_NONE);
/* GPG0[0:6] drv 4x */
s5p_gpio_set_drv(&s5pc110_gpio->g0, i, GPIO_DRV_4X);
}
return s5p_mmc_init(0, 4);
}
int board_mmc_init(bd_t *bis)
{
int i, err;
/*
* MMC2 SD card GPIO:
*
* GPK2[0] SD_2_CLK(2)
* GPK2[1] SD_2_CMD(2)
* GPK2[2] SD_2_CDn
* GPK2[3:6] SD_2_DATA[0:3](2)
*/
for (i = 0; i < 7; i++) {
/* GPK2[0:6] special function 2 */
s5p_gpio_cfg_pin(&gpio2->k2, i, GPIO_FUNC(0x2));
/* GPK2[0:6] drv 4x */
s5p_gpio_set_drv(&gpio2->k2, i, GPIO_DRV_4X);
/* GPK2[0:1] pull disable */
if (i == 0 || i == 1) {
s5p_gpio_set_pull(&gpio2->k2, i, GPIO_PULL_NONE);
continue;
}
/* GPK2[2:6] pull up */
s5p_gpio_set_pull(&gpio2->k2, i, GPIO_PULL_UP);
}
err = s5p_mmc_init(2, 4);
return err;
}
int board_sdmmc_init(void)
{
int err;
err = exynos_pinmux_config(PERIPH_ID_SDMMC2, PINMUX_FLAG_NONE);
if (err) {
debug("SDMMC2 not configured\n");
return err;
}
return s5p_mmc_init(2, 4);
}
int board_emmc_init(void)
{
int err;
err = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE);
if (err) {
debug("SDMMC0 not configured\n");
return err;
}
return s5p_mmc_init(0, 8);
}
int board_mmc_init(bd_t *bis)
{
struct exynos4_gpio_part2 *gpio =
(struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2();
int err;
/* eMMC_EN: SD_0_CDn: GPK0[2] Output High */
s5p_gpio_direction_output(&gpio->k0, 2, 1);
s5p_gpio_set_pull(&gpio->k0, 2, GPIO_PULL_NONE);
/*
* MMC device init
* mmc0 : eMMC (8-bit buswidth)
* mmc2 : SD card (4-bit buswidth)
*/
err = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE);
if (err)
debug("SDMMC0 not configured\n");
else
err = s5p_mmc_init(0, 8);
/* T-flash detect */
s5p_gpio_cfg_pin(&gpio->x3, 4, 0xf);
s5p_gpio_set_pull(&gpio->x3, 4, GPIO_PULL_UP);
/*
* Check the T-flash detect pin
* GPX3[4] T-flash detect pin
*/
if (!s5p_gpio_get_value(&gpio->x3, 4)) {
err = exynos_pinmux_config(PERIPH_ID_SDMMC2, PINMUX_FLAG_NONE);
if (err)
debug("SDMMC2 not configured\n");
else
err = s5p_mmc_init(2, 4);
}
return err;
}
int board_mmc_init(bd_t *bis)
{
int err = 0;
gpio_direction_input(GPIO_TF_DETECT);
s3c_gpio_set_pull(GPIO_TF_DETECT, GPIO_PULL_NONE);
/*
* Check the T-flash detect pin
*/
if (!gpio_get_value(GPIO_TF_DETECT)) {
pmic_set_output(get_pmic(),
MAX8698_REG_ONOFF1, MAX8698_LDO5, 1);
udelay(20);
s3c_gpio_cfg_bulk(tf_gpio_table, ARRAY_SIZE(tf_gpio_table));
err = s5p_mmc_init(0, 4);
}
return err;
}
int board_mmc_init(bd_t *bis)
{
int i, err;
switch (get_hwrev()) {
case 0:
/*
* Set the low to enable LDO_EN
* But when you use the test board for eMMC booting
* you should set it HIGH since it removes the inverter
*/
/* MASSMEMORY_EN: XMDMDATA_6: GPE3[6] */
s5p_gpio_direction_output(&gpio1->e3, 6, 0);
break;
default:
/*
* Default reset state is High and there's no inverter
* But set it as HIGH to ensure
*/
/* MASSMEMORY_EN: XMDMADDR_3: GPE1[3] */
s5p_gpio_direction_output(&gpio1->e1, 3, 1);
break;
}
/*
* eMMC GPIO:
* SDR 8-bit@48MHz at MMC0
* GPK0[0] SD_0_CLK(2)
* GPK0[1] SD_0_CMD(2)
* GPK0[2] SD_0_CDn -> Not used
* GPK0[3:6] SD_0_DATA[0:3](2)
* GPK1[3:6] SD_0_DATA[0:3](3)
*
* DDR 4-bit@26MHz at MMC4
* GPK0[0] SD_4_CLK(3)
* GPK0[1] SD_4_CMD(3)
* GPK0[2] SD_4_CDn -> Not used
* GPK0[3:6] SD_4_DATA[0:3](3)
* GPK1[3:6] SD_4_DATA[4:7](4)
*/
for (i = 0; i < 7; i++) {
if (i == 2)
continue;
/* GPK0[0:6] special function 2 */
s5p_gpio_cfg_pin(&gpio2->k0, i, 0x2);
/* GPK0[0:6] pull disable */
s5p_gpio_set_pull(&gpio2->k0, i, GPIO_PULL_NONE);
/* GPK0[0:6] drv 4x */
s5p_gpio_set_drv(&gpio2->k0, i, GPIO_DRV_4X);
}
for (i = 3; i < 7; i++) {
/* GPK1[3:6] special function 3 */
s5p_gpio_cfg_pin(&gpio2->k1, i, 0x3);
/* GPK1[3:6] pull disable */
s5p_gpio_set_pull(&gpio2->k1, i, GPIO_PULL_NONE);
/* GPK1[3:6] drv 4x */
s5p_gpio_set_drv(&gpio2->k1, i, GPIO_DRV_4X);
}
/* T-flash detect */
s5p_gpio_cfg_pin(&gpio2->x3, 4, 0xf);
s5p_gpio_set_pull(&gpio2->x3, 4, GPIO_PULL_UP);
/*
* MMC device init
* mmc0 : eMMC (8-bit buswidth)
* mmc2 : SD card (4-bit buswidth)
*/
err = s5p_mmc_init(0, 8);
/*
* Check the T-flash detect pin
* GPX3[4] T-flash detect pin
*/
if (!s5p_gpio_get_value(&gpio2->x3, 4)) {
/*
* SD card GPIO:
* GPK2[0] SD_2_CLK(2)
* GPK2[1] SD_2_CMD(2)
* GPK2[2] SD_2_CDn -> Not used
* GPK2[3:6] SD_2_DATA[0:3](2)
*/
for (i = 0; i < 7; i++) {
if (i == 2)
continue;
/* GPK2[0:6] special function 2 */
s5p_gpio_cfg_pin(&gpio2->k2, i, 0x2);
/* GPK2[0:6] pull disable */
s5p_gpio_set_pull(&gpio2->k2, i, GPIO_PULL_NONE);
/* GPK2[0:6] drv 4x */
s5p_gpio_set_drv(&gpio2->k2, i, GPIO_DRV_4X);
}
err = s5p_mmc_init(2, 4);
}
return err;
}
