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authorMinkyu Kang <mk7.kang@samsung.com>2012-01-26 19:51:54 +0900
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-02-12 10:11:29 +0100
commit8aca4d6436dda130a4711940bd10a0a9220b0eb1 (patch)
tree42ae43aafbe95e93b471627742aceed241d8897d /board/samsung
parent85948a8b9acad8f7c346ecc8323c067d8a7a0ff7 (diff)
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TRATS: set gpio of UART correctly
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com> Signed-off-by: HeungJun, Kim <riverful.kim@samsung.com> Cc: Chander Kashyap <chander.kashyap@linaro.org>
Diffstat (limited to 'board/samsung')
-rw-r--r--board/samsung/trats/trats.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c
index f795ff0..aa4291d 100644
--- a/board/samsung/trats/trats.c
+++ b/board/samsung/trats/trats.c
@@ -336,21 +336,17 @@ static void board_uart_init(void)
(struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2();
int i;
- /* UART0-UART1 GPIOs (part1) : 0x22222222 */
- for (i = 0; i < 7; i++) {
- s5p_gpio_set_pull(&gpio1->a0, i, GPIO_PULL_NONE);
- s5p_gpio_cfg_pin(&gpio1->a0, i, GPIO_FUNC(0x2));
- }
-
/*
- * UART2-UART3 GPIOs (part2) : 0x00223322
- * GPA1CON[3] = I2C_3_SCL (3)
+ * UART2 GPIOs
+ * GPA1CON[0] = UART_2_RXD(2)
+ * GPA1CON[1] = UART_2_TXD(2)
* GPA1CON[2] = I2C_3_SDA (3)
+ * GPA1CON[3] = I2C_3_SCL (3)
*/
- for (i = 0; i < 5; i++) {
+
+ for (i = 0; i < 4; i++) {
s5p_gpio_set_pull(&gpio1->a1, i, GPIO_PULL_NONE);
- s5p_gpio_cfg_pin(&gpio1->a1, i,
- GPIO_FUNC((i == 2 || i == 3) ? 0x3 : 0x2));
+ s5p_gpio_cfg_pin(&gpio1->a1, i, GPIO_FUNC((i > 1) ? 0x3 : 0x2));
}
/* UART_SEL GPY4[7] (part2) at EXYNOS4 */