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>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 776b34619901..bab6e470cbd7 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);