diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-shmobile/include/mach/r8a7778.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7778.c | 25 |
2 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/include/mach/r8a7778.h b/arch/arm/mach-shmobile/include/mach/r8a7778.h index b5173b3428ac..9e5835b326e8 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7778.h +++ b/arch/arm/mach-shmobile/include/mach/r8a7778.h @@ -24,6 +24,8 @@ extern void r8a7778_add_standard_devices(void); extern void r8a7778_add_standard_devices_dt(void); extern void r8a7778_add_ether_device(struct sh_eth_plat_data *pdata); +extern void r8a7778_add_i2c_device(int id); + extern void r8a7778_init_delay(void); extern void r8a7778_init_irq(void); extern void r8a7778_init_irq_dt(void); diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c index ce44fbb9bad2..6625a386abaf 100644 --- a/arch/arm/mach-shmobile/setup-r8a7778.c +++ b/arch/arm/mach-shmobile/setup-r8a7778.c @@ -126,6 +126,31 @@ void __init r8a7778_sdhi_init(int id, info, sizeof(*info)); } +/* I2C */ +static struct resource i2c_resources[] __initdata = { + /* I2C0 */ + DEFINE_RES_MEM(0xffc70000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x63)), + /* I2C1 */ + DEFINE_RES_MEM(0xffc71000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6e)), + /* I2C2 */ + DEFINE_RES_MEM(0xffc72000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6c)), + /* I2C3 */ + DEFINE_RES_MEM(0xffc73000, 0x1000), + DEFINE_RES_IRQ(gic_iid(0x6d)), +}; + +void __init r8a7778_add_i2c_device(int id) +{ + BUG_ON(id < 0 || id > 3); + + platform_device_register_simple( + "i2c-rcar", id, + i2c_resources + (2 * id), 2); +} + void __init r8a7778_add_standard_devices(void) { int i; |