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ARM: mach-shmobile: sh73a0: add MMC data pin pull-up 

This patch adds MMC data pin pull-up option for pfc-sh73a0.c,
and select it on ag5evm board.
The MMC read/write will be error without this patch.

Cc: Takashi YOSHII <takashi.yoshii.zj@renesas.com>
Tested-by: Simon Horman <horms@verge.net.au>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Kuninori Morimoto 2011-11-10 18:44:24 -08:00 committed by Paul Mundt
parent 5e442a493f
commit 052008edf3
3 changed files with 50 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
arch/arm/mach-shmobile/board-ag5evm.c
View File

@ -515,14 +515,14 @@ static void __init ag5evm_init(void)
/* enable MMCIF */
gpio_request(GPIO_FN_MMCCLK0, NULL);
gpio_request(GPIO_FN_MMCCMD0_PU, NULL);
gpio_request(GPIO_FN_MMCD0_0, NULL);
gpio_request(GPIO_FN_MMCD0_1, NULL);
gpio_request(GPIO_FN_MMCD0_2, NULL);
gpio_request(GPIO_FN_MMCD0_3, NULL);
gpio_request(GPIO_FN_MMCD0_4, NULL);
gpio_request(GPIO_FN_MMCD0_5, NULL);
gpio_request(GPIO_FN_MMCD0_6, NULL);
gpio_request(GPIO_FN_MMCD0_7, NULL);
gpio_request(GPIO_FN_MMCD0_0_PU, NULL);
gpio_request(GPIO_FN_MMCD0_1_PU, NULL);
gpio_request(GPIO_FN_MMCD0_2_PU, NULL);
gpio_request(GPIO_FN_MMCD0_3_PU, NULL);
gpio_request(GPIO_FN_MMCD0_4_PU, NULL);
gpio_request(GPIO_FN_MMCD0_5_PU, NULL);
gpio_request(GPIO_FN_MMCD0_6_PU, NULL);
gpio_request(GPIO_FN_MMCD0_7_PU, NULL);
gpio_request(GPIO_PORT208, NULL); /* Reset */
gpio_direction_output(GPIO_PORT208, 1);

8
arch/arm/mach-shmobile/include/mach/sh73a0.h
View File

@ -470,6 +470,14 @@ enum {
GPIO_FN_SDHICMD2_PU,
GPIO_FN_MMCCMD0_PU,
GPIO_FN_MMCCMD1_PU,
GPIO_FN_MMCD0_0_PU,
GPIO_FN_MMCD0_1_PU,
GPIO_FN_MMCD0_2_PU,
GPIO_FN_MMCD0_3_PU,
GPIO_FN_MMCD0_4_PU,
GPIO_FN_MMCD0_5_PU,
GPIO_FN_MMCD0_6_PU,
GPIO_FN_MMCD0_7_PU,
GPIO_FN_FSIACK_PU,
GPIO_FN_FSIAILR_PU,
GPIO_FN_FSIAIBT_PU,

34
arch/arm/mach-shmobile/pfc-sh73a0.c
View File

@ -508,6 +508,14 @@ enum {
SDHICMD2_PU_MARK,
MMCCMD0_PU_MARK,
MMCCMD1_PU_MARK,
MMCD0_0_PU_MARK,
MMCD0_1_PU_MARK,
MMCD0_2_PU_MARK,
MMCD0_3_PU_MARK,
MMCD0_4_PU_MARK,
MMCD0_5_PU_MARK,
MMCD0_6_PU_MARK,
MMCD0_7_PU_MARK,
FSIBISLD_PU_MARK,
FSIACK_PU_MARK,
FSIAILR_PU_MARK,
@ -1561,6 +1569,24 @@ static pinmux_enum_t pinmux_data[] = {
MSEL4CR_MSEL15_0),
PINMUX_DATA(MMCCMD1_PU_MARK, PORT297_FN2, PORT297_IN_PU,
MSEL4CR_MSEL15_1),
PINMUX_DATA(MMCD0_0_PU_MARK,
PORT271_FN1, PORT271_IN_PU, MSEL4CR_MSEL15_0),
PINMUX_DATA(MMCD0_1_PU_MARK,
PORT272_FN1, PORT272_IN_PU, MSEL4CR_MSEL15_0),
PINMUX_DATA(MMCD0_2_PU_MARK,
PORT273_FN1, PORT273_IN_PU, MSEL4CR_MSEL15_0),
PINMUX_DATA(MMCD0_3_PU_MARK,
PORT274_FN1, PORT274_IN_PU, MSEL4CR_MSEL15_0),
PINMUX_DATA(MMCD0_4_PU_MARK,
PORT275_FN1, PORT275_IN_PU, MSEL4CR_MSEL15_0),
PINMUX_DATA(MMCD0_5_PU_MARK,
PORT276_FN1, PORT276_IN_PU, MSEL4CR_MSEL15_0),
PINMUX_DATA(MMCD0_6_PU_MARK,
PORT277_FN1, PORT277_IN_PU, MSEL4CR_MSEL15_0),
PINMUX_DATA(MMCD0_7_PU_MARK,
PORT278_FN1, PORT278_IN_PU, MSEL4CR_MSEL15_0),
PINMUX_DATA(FSIBISLD_PU_MARK, PORT39_FN1, PORT39_IN_PU),
PINMUX_DATA(FSIACK_PU_MARK, PORT49_FN1, PORT49_IN_PU),
PINMUX_DATA(FSIAILR_PU_MARK, PORT50_FN5, PORT50_IN_PU),
@ -2236,6 +2262,14 @@ static struct pinmux_gpio pinmux_gpios[] = {
GPIO_FN(SDHICMD2_PU),
GPIO_FN(MMCCMD0_PU),
GPIO_FN(MMCCMD1_PU),
GPIO_FN(MMCD0_0_PU),
GPIO_FN(MMCD0_1_PU),
GPIO_FN(MMCD0_2_PU),
GPIO_FN(MMCD0_3_PU),
GPIO_FN(MMCD0_4_PU),
GPIO_FN(MMCD0_5_PU),
GPIO_FN(MMCD0_6_PU),
GPIO_FN(MMCD0_7_PU),
GPIO_FN(FSIACK_PU),
GPIO_FN(FSIAILR_PU),
GPIO_FN(FSIAIBT_PU),