leandrof/u-boot
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

OMAP3: add definition of CTRL_WKUP_CTRL register

Browse Source 
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>
This commit is contained in:
Arnout Vandecappelle (Essensium/Mind) 2012-08-27 01:37:11 +00:00 committed by Tom Rini
parent e62b008fe3
commit 4aaf06415f
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
arch/arm/include/asm/arch-omap3/mux.h
View File

@ -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));