diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2012-10-10 19:56:51 -0700 |
|---|---|---|
| committer | Simon Horman <horms@verge.net.au> | 2012-11-06 13:47:23 +0900 |
| commit | ccc2a27b15c978334927cea9f1156f019a01b833 (patch) | |
| tree | a101c74e4a2ad3ea45cc9fe1f6a75db952b9b769 | |
| parent | 16c40abcfa8738da9aa0e25b407bbf0dcbdd5e13 (diff) | |
ARM: shmobile: r8a7779: add I2C driver support
This patch enable R-Car I2C driver
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
| -rw-r--r-- | arch/arm/configs/marzen_defconfig | 2 | ||||
| -rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7779.c | 77 |
2 files changed, 79 insertions, 0 deletions
diff --git a/arch/arm/configs/marzen_defconfig b/arch/arm/configs/marzen_defconfig index 53382b6c8bb4..f79b55c512d0 100644 --- a/arch/arm/configs/marzen_defconfig +++ b/arch/arm/configs/marzen_defconfig @@ -69,6 +69,8 @@ CONFIG_SERIAL_SH_SCI=y CONFIG_SERIAL_SH_SCI_NR_UARTS=6 CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HW_RANDOM is not set +CONFIG_I2C=y +CONFIG_I2C_RCAR=y CONFIG_GPIO_SYSFS=y # CONFIG_HWMON is not set CONFIG_THERMAL=y diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index 2917668f0091..63de5cb28e4a 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -229,6 +229,79 @@ static struct platform_device tmu01_device = { .num_resources = ARRAY_SIZE(tmu01_resources), }; +/* I2C */ +static struct resource rcar_i2c0_res[] = { + { + .start = 0xffc70000, + .end = 0xffc70fff, + .flags = IORESOURCE_MEM, + }, { + .start = gic_spi(79), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device i2c0_device = { + .name = "i2c-rcar", + .id = 0, + .resource = rcar_i2c0_res, + .num_resources = ARRAY_SIZE(rcar_i2c0_res), +}; + +static struct resource rcar_i2c1_res[] = { + { + .start = 0xffc71000, + .end = 0xffc71fff, + .flags = IORESOURCE_MEM, + }, { + .start = gic_spi(82), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device i2c1_device = { + .name = "i2c-rcar", + .id = 1, + .resource = rcar_i2c1_res, + .num_resources = ARRAY_SIZE(rcar_i2c1_res), +}; + +static struct resource rcar_i2c2_res[] = { + { + .start = 0xffc72000, + .end = 0xffc72fff, + .flags = IORESOURCE_MEM, + }, { + .start = gic_spi(80), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device i2c2_device = { + .name = "i2c-rcar", + .id = 2, + .resource = rcar_i2c2_res, + .num_resources = ARRAY_SIZE(rcar_i2c2_res), +}; + +static struct resource rcar_i2c3_res[] = { + { + .start = 0xffc73000, + .end = 0xffc73fff, + .flags = IORESOURCE_MEM, + }, { + .start = gic_spi(81), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device i2c3_device = { + .name = "i2c-rcar", + .id = 3, + .resource = rcar_i2c3_res, + .num_resources = ARRAY_SIZE(rcar_i2c3_res), +}; + static struct platform_device *r8a7779_early_devices[] __initdata = { &scif0_device, &scif1_device, @@ -238,6 +311,10 @@ static struct platform_device *r8a7779_early_devices[] __initdata = { &scif5_device, &tmu00_device, &tmu01_device, + &i2c0_device, + &i2c1_device, + &i2c2_device, + &i2c3_device, }; static struct platform_device *r8a7779_late_devices[] __initdata = { |