diff options
| author | Catalin Marinas <catalin.marinas@arm.com> | 2009-02-12 15:58:20 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-02-19 11:30:25 +0000 |
| commit | 533ad5e60c0a5ff3cef7583b5b1b0eee84c2bda6 (patch) | |
| tree | 8fee4ffecf0b42314d20d2a906c46938bad3c543 /arch | |
| parent | 2514cca06be9dc7ae12908085ebaf0ef49e6d8ae (diff) | |
[ARM] 5395/1: RealView: Add support for the DS1338 RTC chip
This chip is on the I2C bus on the RealView and Versatile boards. The
patch adds the i2c_board_info definition for this device and registers
it with the I2C subsystem.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-realview/core.c | 16 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pb1176.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-versatile/core.c | 16 |
3 files changed, 31 insertions, 2 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index bd2aa4f1614..27b48be7367 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -158,11 +158,25 @@ static struct resource realview_i2c_resource = { struct platform_device realview_i2c_device = { .name = "versatile-i2c", - .id = -1, + .id = 0, .num_resources = 1, .resource = &realview_i2c_resource, }; +static struct i2c_board_info realview_i2c_board_info[] = { + { + I2C_BOARD_INFO("rtc-ds1307", 0xd0 >> 1), + .type = "ds1338", + }, +}; + +static int __init realview_i2c_init(void) +{ + return i2c_register_board_info(0, realview_i2c_board_info, + ARRAY_SIZE(realview_i2c_board_info)); +} +arch_initcall(realview_i2c_init); + #define REALVIEW_SYSMCI (__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_MCI_OFFSET) static unsigned int realview_mmc_status(struct device *dev) diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c index 8f0683c2214..d9d684d29e9 100644 --- a/arch/arm/mach-realview/realview_pb1176.c +++ b/arch/arm/mach-realview/realview_pb1176.c @@ -260,6 +260,7 @@ static void __init realview_pb1176_init(void) realview_flash_register(&realview_pb1176_flash_resource, 1); realview_eth_register(NULL, realview_pb1176_smsc911x_resources); + platform_device_register(&realview_i2c_device); for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { struct amba_device *d = amba_devs[i]; diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c index 1c43494f5c4..565776680d8 100644 --- a/arch/arm/mach-versatile/core.c +++ b/arch/arm/mach-versatile/core.c @@ -335,11 +335,25 @@ static struct resource versatile_i2c_resource = { static struct platform_device versatile_i2c_device = { .name = "versatile-i2c", - .id = -1, + .id = 0, .num_resources = 1, .resource = &versatile_i2c_resource, }; +static struct i2c_board_info versatile_i2c_board_info[] = { + { + I2C_BOARD_INFO("rtc-ds1307", 0xd0 >> 1), + .type = "ds1338", + }, +}; + +static int __init versatile_i2c_init(void) +{ + return i2c_register_board_info(0, versatile_i2c_board_info, + ARRAY_SIZE(versatile_i2c_board_info)); +} +arch_initcall(versatile_i2c_init); + #define VERSATILE_SYSMCI (__io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_MCI_OFFSET) unsigned int mmc_status(struct device *dev) |