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| author | Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be> | 2012-08-27 01:37:11 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2012-09-04 17:05:38 -0700 |
| commit | 4aaf06415f795098b398f728ddb1324020ebe544 (patch) | |
| tree | e93094c01f82b1671b06d4896583d7172e48399c /arch | |
| parent | e62b008fe341030f4a80a09b66952bba65027b70 (diff) | |
| download | u-boot-imx-4aaf06415f795098b398f728ddb1324020ebe544.zip u-boot-imx-4aaf06415f795098b398f728ddb1324020ebe544.tar.gz u-boot-imx-4aaf06415f795098b398f728ddb1324020ebe544.tar.bz2 | |
OMAP3: add definition of CTRL_WKUP_CTRL register
AM/DM37x SoCs add the CTRL_WKUP_CTRL register. It contains the
GPIO_IO_PWRDNZ bit, which is required to be set to enable the I/O pads
of gpio_126, gpio_127 and gpio_129.
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Cc: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/include/asm/arch-omap3/mux.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap3/mux.h b/arch/arm/include/asm/arch-omap3/mux.h index 71f183d..6e92b23 100644 --- a/arch/arm/include/asm/arch-omap3/mux.h +++ b/arch/arm/include/asm/arch-omap3/mux.h @@ -451,6 +451,11 @@ #define CONTROL_PADCONF_GPIO128 0x0A58 #define CONTROL_PADCONF_GPIO129 0x0A5A +/* AM/DM37xx specific: gpio_127, gpio_127 and gpio_129 require configuration + * of the extended drain cells */ +#define OMAP34XX_CTRL_WKUP_CTRL (OMAP34XX_CTRL_BASE + 0x0A5C) +#define OMAP34XX_CTRL_WKUP_CTRL_GPIO_IO_PWRDNZ (1<<6) + #define MUX_VAL(OFFSET,VALUE)\ writew((VALUE), OMAP34XX_CTRL_BASE + (OFFSET)); |