diff options
| author | Liu Ying <b17645@freescale.com> | 2009-09-14 17:42:02 +0800 |
|---|---|---|
| committer | Liu Ying <b17645@freescale.com> | 2009-09-16 09:31:29 +0800 |
| commit | b813a7edbf084ed88de418ccb69eab7581fb12a8 (patch) | |
| tree | 99c2c359268f67520443769ba7e093c009393f01 /arch | |
| parent | d8f4de5870f1871c1d31c0856a50bade62df77ea (diff) | |
ENGR00116475-1 MX51 3DS:TO3 chip needn't pad to drive CSI_DATA_EN signal high
TO3 chip doesn't need pad to drive CSI_DATA_EN signal high,
the signal can be driven high internally in chip.
This is a software change for errata fix in TO3 chip.
Signed-off-by: Liu Ying <b17645@freescale.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-mx51/mx51_3stack_gpio.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-mx51/mx51_3stack_gpio.c b/arch/arm/mach-mx51/mx51_3stack_gpio.c index 6c8ab702316b..dfa57920b07b 100644 --- a/arch/arm/mach-mx51/mx51_3stack_gpio.c +++ b/arch/arm/mach-mx51/mx51_3stack_gpio.c @@ -804,6 +804,10 @@ void __init mx51_3stack_io_init(void) pin_ptr[i].in_mode); } + /* TO3 doesn't need pad to drive CSI_DATA_EN[0] high */ + if (cpu_is_mx51_rev(CHIP_REV_3_0) > 0) + mxc_request_iomux(MX51_PIN_EIM_A26, IOMUX_CONFIG_ALT0); + /* Camera low power */ gpio_request(IOMUX_TO_GPIO(MX51_PIN_CSI1_D8), "csi1_d8"); gpio_direction_output(IOMUX_TO_GPIO(MX51_PIN_CSI1_D8), 0); |