[ARM] pxa: mmc: add 3rd host controller support for pxa310

This patch is to add the third mmc controller support _only_
for pxa310.

On zylonite, the third controller support one slot.

Signed-off-by: Bridge Wu <bridge.wu@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/zylonite_pxa300.c b/arch/arm/mach-pxa/zylonite_pxa300.c
index 38c1ddc6cb1d..0e159a3024c0 100644
--- a/arch/arm/mach-pxa/zylonite_pxa300.c
+++ b/arch/arm/mach-pxa/zylonite_pxa300.c
@@ -133,6 +133,14 @@ static mfp_cfg_t pxa310_mfp_cfg[] __initdata = {
         /* Ethernet */
         GPIO2_nCS3,
         GPIO102_GPIO,
+
+        /* MMC3 */
+        GPIO7_2_MMC3_DAT0,
+        GPIO8_2_MMC3_DAT1,
+        GPIO9_2_MMC3_DAT2,
+        GPIO10_2_MMC3_DAT3,
+        GPIO103_MMC3_CLK,
+        GPIO105_MMC3_CMD,
 };
 
 #define NUM_LCD_DETECT_PINS     7
@@ -205,5 +213,9 @@ void __init zylonite_pxa300_init(void)
         if (cpu_is_pxa310()) {
                 pxa3xx_mfp_config(ARRAY_AND_SIZE(pxa310_mfp_cfg));
                 gpio_eth_irq = mfp_to_gpio(MFP_PIN_GPIO102);
+
+                /* MMC card detect & write protect for controller 2 */
+                zylonite_mmc_slot[2].gpio_cd = EXT_GPIO(30);
+                zylonite_mmc_slot[2].gpio_wp = EXT_GPIO(31);
         }
 }