ARM: shmobile: r8a7790: add I2C support
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c
index c47bcebb..1a11e26 100644
--- a/arch/arm/mach-shmobile/setup-r8a7790.c
+++ b/arch/arm/mach-shmobile/setup-r8a7790.c
@@ -63,6 +63,27 @@
&r8a7790_gpio##idx##_platform_data, \
sizeof(r8a7790_gpio##idx##_platform_data))
+static struct resource i2c_resources[] __initdata = {
+ /* I2C0 */
+ DEFINE_RES_MEM(0xE6508000, 0x40),
+ DEFINE_RES_IRQ(gic_spi(287)),
+ /* I2C1 */
+ DEFINE_RES_MEM(0xE6518000, 0x40),
+ DEFINE_RES_IRQ(gic_spi(288)),
+ /* I2C2 */
+ DEFINE_RES_MEM(0xE6530000, 0x40),
+ DEFINE_RES_IRQ(gic_spi(286)),
+ /* I2C3 */
+ DEFINE_RES_MEM(0xE6540000, 0x40),
+ DEFINE_RES_IRQ(gic_spi(290)),
+
+};
+
+#define r8a7790_register_i2c(idx) \
+ platform_device_register_simple( \
+ "i2c-rcar", idx, \
+ i2c_resources + (2 * idx), 2); \
+
void __init r8a7790_pinmux_init(void)
{
platform_device_register_simple("pfc-r8a7790", -1, pfc_resources,
@@ -73,6 +94,10 @@
r8a7790_register_gpio(3);
r8a7790_register_gpio(4);
r8a7790_register_gpio(5);
+ r8a7790_register_i2c(0);
+ r8a7790_register_i2c(1);
+ r8a7790_register_i2c(2);
+ r8a7790_register_i2c(3);
}
#define SCIF_COMMON(scif_type, baseaddr, irq) \