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authorRyan Mallon <rmallon@gmail.com>2012-01-11 09:58:30 +1100
committerRyan Mallon <rmallon@gmail.com>2012-03-14 11:42:30 +1100
commit08932d81961b1c57870949d069ce2dad235da443 (patch)
treecd1a70688920cd83632c116019dd6e7d9152f00a /arch/arm/mach-ep93xx
parenta05baf335b8bc25e0fab0fd1821e796174f98ea1 (diff)
downloadop-kernel-dev-08932d81961b1c57870949d069ce2dad235da443.zip
op-kernel-dev-08932d81961b1c57870949d069ce2dad235da443.tar.gz
ep93xx: Configure GPIO ports in core code
Move the pinmux setting of the EP93xx GPIOs to the core code. This removes the need for the GPIO driver to have access to the system controller registers. Signed-off-by: Ryan Mallon <rmallon@gmail.com> Cc: Grant Likely <grant.likely@secretlab.ca> Reviewed-by: Mika Westerberg <mika.westerberg@iki.fi> Acked-by: Hartley Sweeten <hsweeten@visionengravers.com>
Diffstat (limited to 'arch/arm/mach-ep93xx')
-rw-r--r--arch/arm/mach-ep93xx/core.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 776b346..bab6e47 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -909,6 +909,13 @@ void __init ep93xx_init_devices(void)
/* Disallow access to MaverickCrunch initially */
ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_CPENA);
+ /* Default all ports to GPIO */
+ ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_KEYS |
+ EP93XX_SYSCON_DEVCFG_GONK |
+ EP93XX_SYSCON_DEVCFG_EONIDE |
+ EP93XX_SYSCON_DEVCFG_GONIDE |
+ EP93XX_SYSCON_DEVCFG_HONIDE);
+
/* Get the GPIO working early, other devices need it */
platform_device_register(&ep93xx_gpio_device);
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