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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2013-11-29 07:02:12 +0400
committerSimon Horman <horms+renesas@verge.net.au>2013-12-12 15:48:42 +0400
commitb448c904f5058b6cd35bf1a43ca219dcfeca4da6 (patch)
treea46bc624b5583958d5da289e8a6d37ee42400910 /arch/arm/mach-shmobile/setup-r8a7790.c
parenta91be22c9222061281a380bd3f38ec9281919a2c (diff)
downloadlinux-b448c904f5058b6cd35bf1a43ca219dcfeca4da6.tar.xz
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>
Diffstat (limited to 'arch/arm/mach-shmobile/setup-r8a7790.c')
-rw-r--r--arch/arm/mach-shmobile/setup-r8a7790.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c
index c47bcebbcb00..1a11e26a9431 100644
--- a/arch/arm/mach-shmobile/setup-r8a7790.c
+++ b/arch/arm/mach-shmobile/setup-r8a7790.c
@@ -63,6 +63,27 @@ R8A7790_GPIO(5);
&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 @@ void __init r8a7790_pinmux_init(void)
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) \