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| author | Linus Walleij <linus.walleij@stericsson.com> | 2010-09-06 22:15:08 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-09-19 12:12:26 +0100 |
| commit | 29aeb3cfeb88ecdb2febb5da247d0cf6a82f8831 (patch) | |
| tree | a45d55586a7abb9d9ea8fcff0e7eac94db97c918 /arch/arm/mach-ux500/board-mop500.c | |
| parent | fd0d67d62def64ed5aa57f99d247e2b3d5eff8c5 (diff) | |
| download | blackbird-obmc-linux-29aeb3cfeb88ecdb2febb5da247d0cf6a82f8831.tar.gz blackbird-obmc-linux-29aeb3cfeb88ecdb2febb5da247d0cf6a82f8831.zip | |
ARM: 6337/2: AB8500 I2C platform configuration and irq
This patch adds the platform part of the AB8500 PRCMU I2C
access driver. The old irq name AB4500 is changed to AB8500.
Signed-off-by: Mattias Wallin <mattias.wallin@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-ux500/board-mop500.c')
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500.c | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index de310326df1c..642b8e60d119 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -28,6 +28,7 @@ #include <mach/hardware.h> #include <mach/setup.h> #include <mach/devices.h> +#include <mach/irqs.h> #include "pins-db8500.h" #include "board-mop500.h" @@ -76,9 +77,27 @@ static struct ab8500_platform_data ab8500_platdata = { .irq_base = MOP500_AB8500_IRQ_BASE, }; -static struct spi_board_info u8500_spi_devices[] = { +static struct resource ab8500_resources[] = { + [0] = { + .start = IRQ_AB8500, + .end = IRQ_AB8500, + .flags = IORESOURCE_IRQ + } +}; + +struct platform_device ab8500_device = { + .name = "ab8500-i2c", + .id = 0, + .dev = { + .platform_data = &ab8500_platdata, + }, + .num_resources = 1, + .resource = ab8500_resources, +}; + +static struct spi_board_info ab8500_spi_devices[] = { { - .modalias = "ab8500", + .modalias = "ab8500-spi", .controller_data = &ab4500_chip_info, .platform_data = &ab8500_platdata, .max_speed_hz = 12000000, @@ -166,8 +185,12 @@ static void __init u8500_init_machine(void) mop500_sdi_init(); - spi_register_board_info(u8500_spi_devices, - ARRAY_SIZE(u8500_spi_devices)); + /* If HW is early drop (ED) or V1.0 then use SPI to access AB8500 */ + if (cpu_is_u8500ed() || cpu_is_u8500v10()) + spi_register_board_info(ab8500_spi_devices, + ARRAY_SIZE(ab8500_spi_devices)); + else /* If HW is v.1.1 or later use I2C to access AB8500 */ + platform_device_register(&ab8500_device); } MACHINE_START(U8500, "ST-Ericsson MOP500 platform") |
