[U-Boot] [PATCH 8/9 V2] EXYNOS5 : Modify pinnumx settings as per Exynos5250 Rev 1.0
Rajeshwari Shinde
rajeshwari.s at samsung.com
Wed Jun 20 13:11:54 CEST 2012
This patch modifies the pinmux settings of MMC and UART as per
Exynos5250 Rev 1.0
Signed-off-by: Rajeshwari Shinde <rajeshwari.s at samsung.com>
---
Chnages in V2:
- None
arch/arm/cpu/armv7/exynos/pinmux.c | 18 +++++++++---------
1 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c
index d2b7d2c..7611c7a 100644
--- a/arch/arm/cpu/armv7/exynos/pinmux.c
+++ b/arch/arm/cpu/armv7/exynos/pinmux.c
@@ -40,8 +40,8 @@ static void exynos5_uart_config(int peripheral)
count = 4;
break;
case PERIPH_ID_UART1:
- bank = &gpio1->a0;
- start = 4;
+ bank = &gpio1->d0;
+ start = 0;
count = 4;
break;
case PERIPH_ID_UART2:
@@ -66,25 +66,25 @@ static int exynos5_mmc_config(int peripheral, int flags)
struct exynos5_gpio_part1 *gpio1 =
(struct exynos5_gpio_part1 *) samsung_get_base_gpio_part1();
struct s5p_gpio_bank *bank, *bank_ext;
- int i;
+ int i, start;
switch (peripheral) {
case PERIPH_ID_SDMMC0:
bank = &gpio1->c0;
bank_ext = &gpio1->c1;
+ start = 0;
break;
case PERIPH_ID_SDMMC1:
- bank = &gpio1->c1;
+ bank = &gpio1->c2;
bank_ext = NULL;
break;
case PERIPH_ID_SDMMC2:
- bank = &gpio1->c2;
- bank_ext = &gpio1->c3;
- break;
- case PERIPH_ID_SDMMC3:
bank = &gpio1->c3;
bank_ext = NULL;
break;
+ case PERIPH_ID_SDMMC3:
+ debug("SDMMC3 not supported yet");
+ return -1;
}
if ((flags & PINMUX_FLAG_8BIT_MODE) && !bank_ext) {
debug("SDMMC device %d does not support 8bit mode",
@@ -92,7 +92,7 @@ static int exynos5_mmc_config(int peripheral, int flags)
return -1;
}
if (flags & PINMUX_FLAG_8BIT_MODE) {
- for (i = 3; i <= 6; i++) {
+ for (i = start; i <= (start + 3); i++) {
s5p_gpio_cfg_pin(bank_ext, i, GPIO_FUNC(0x3));
s5p_gpio_set_pull(bank_ext, i, GPIO_PULL_UP);
s5p_gpio_set_drv(bank_ext, i, GPIO_DRV_4X);
--
1.7.4.4
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