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ENGR00117630 [MX51 BBG] Can not boot up system from MMC plus card

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This issue is caused by the improper PAD configuration.
Modify the PAD configurations and this issue disappeared.

Signed-off-by: Richard Zhu <r65037@freescale.com>
This commit is contained in:
Richard Zhu
2009-10-29 13:37:54 +08:00
committed by Matt Sealey
parent 1cafce73e5
commit 39cdfdd0a5
1 changed files with 6 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
arch/arm/mach-mx51/mx51_babbage_gpio.c
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@@ -270,33 +270,27 @@ static struct mxc_iomux_pin_cfg __initdata mxc_iomux_pins[] = {
},
{
MX51_PIN_SD1_CMD, IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION,
(PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE | PAD_CTL_DRV_HIGH |
PAD_CTL_47K_PU | PAD_CTL_SRE_FAST),
(PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST),
},
{
MX51_PIN_SD1_CLK, IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION,
(PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE | PAD_CTL_DRV_HIGH |
PAD_CTL_47K_PU | PAD_CTL_SRE_FAST),
(PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST),
},
{
MX51_PIN_SD1_DATA0, IOMUX_CONFIG_ALT0,
(PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE | PAD_CTL_DRV_HIGH |
PAD_CTL_47K_PU | PAD_CTL_SRE_FAST),
(PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST),
},
{
MX51_PIN_SD1_DATA1, IOMUX_CONFIG_ALT0,
(PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE | PAD_CTL_DRV_HIGH |
PAD_CTL_47K_PU | PAD_CTL_SRE_FAST),
(PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST),
},
{
MX51_PIN_SD1_DATA2, IOMUX_CONFIG_ALT0,
(PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE | PAD_CTL_DRV_HIGH |
PAD_CTL_47K_PU | PAD_CTL_SRE_FAST),
(PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST),
},
{
MX51_PIN_SD1_DATA3, IOMUX_CONFIG_ALT0,
(PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE | PAD_CTL_DRV_HIGH |
PAD_CTL_47K_PU | PAD_CTL_SRE_FAST),
(PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST),
},
{
MX51_PIN_GPIO1_0, IOMUX_CONFIG_GPIO | IOMUX_CONFIG_SION,