ARM: shmobile: r8a7779: Register GPIO devices

Move GPIOs handling from the PFC device to separate GPIO devices.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

1 files changed, 52 insertions, 6 deletions

diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c
index 042df35e71a0..a460ba3dedcb 100644
--- a/arch/arm/mach-shmobile/setup-r8a7779.c
+++ b/arch/arm/mach-shmobile/setup-r8a7779.c
@@ -22,6 +22,7 @@
 #include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <linux/of_platform.h>
+#include <linux/platform_data/gpio-rcar.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/input.h>
@@ -68,11 +69,6 @@ static struct resource r8a7779_pfc_resources[] = {
                 .end    = 0xfffc023b,
                 .flags  = IORESOURCE_MEM,
         },
-        [1] = {
-                .start  = 0xffc40000,
-                .end    = 0xffc46fff,
-                .flags  = IORESOURCE_MEM,
-        }
 };
 
 static struct platform_device r8a7779_pfc_device = {
@@ -82,9 +78,59 @@ static struct platform_device r8a7779_pfc_device = {
         .num_resources  = ARRAY_SIZE(r8a7779_pfc_resources),
 };
 
+#define R8A7779_GPIO(idx, npins) \
+static struct resource r8a7779_gpio##idx##_resources[] = {              \
+        [0] = {                                                         \
+                .start  = 0xffc40000 + 0x1000 * (idx),                  \
+                .end    = 0xffc4002b + 0x1000 * (idx),                  \
+                .flags  = IORESOURCE_MEM,                               \
+        },                                                              \
+        [1] = {                                                         \
+                .start  = gic_iid(0xad + (idx)),                        \
+                .flags  = IORESOURCE_IRQ,                               \
+        }                                                               \
+};                                                                      \
+                                                                        \
+static struct gpio_rcar_config r8a7779_gpio##idx##_platform_data = {    \
+        .gpio_base      = 32 * (idx),                                   \
+        .irq_base       = 0,                                            \
+        .number_of_pins = npins,                                        \
+        .pctl_name      = "pfc-r8a7779",                                \
+};                                                                      \
+                                                                        \
+static struct platform_device r8a7779_gpio##idx##_device = {            \
+        .name           = "gpio_rcar",                                  \
+        .id             = idx,                                          \
+        .resource       = r8a7779_gpio##idx##_resources,                \
+        .num_resources  = ARRAY_SIZE(r8a7779_gpio##idx##_resources),    \
+        .dev            = {                                             \
+                .platform_data  = &r8a7779_gpio##idx##_platform_data,   \
+        },                                                              \
+}
+
+R8A7779_GPIO(0, 32);
+R8A7779_GPIO(1, 32);
+R8A7779_GPIO(2, 32);
+R8A7779_GPIO(3, 32);
+R8A7779_GPIO(4, 32);
+R8A7779_GPIO(5, 32);
+R8A7779_GPIO(6, 9);
+
+static struct platform_device *r8a7779_pinctrl_devices[] __initdata = {
+        &r8a7779_pfc_device,
+        &r8a7779_gpio0_device,
+        &r8a7779_gpio1_device,
+        &r8a7779_gpio2_device,
+        &r8a7779_gpio3_device,
+        &r8a7779_gpio4_device,
+        &r8a7779_gpio5_device,
+        &r8a7779_gpio6_device,
+};
+
 void __init r8a7779_pinmux_init(void)
 {
-        platform_device_register(&r8a7779_pfc_device);
+        platform_add_devices(r8a7779_pinctrl_devices,
+                            ARRAY_SIZE(r8a7779_pinctrl_devices));
 }
 
 static struct plat_sci_port scif0_platform_data = {