Register the base i2c devices on seaboard. A few more are pending, but it's a start.
Signed-off-by: Olof Johansson <[email protected]> Cc: Stephen Warren <[email protected]> --- arch/arm/mach-tegra/board-seaboard-pinmux.c | 1 + arch/arm/mach-tegra/board-seaboard.c | 62 +++++++++++++++++++++++++-- 2 files changed, 59 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-tegra/board-seaboard-pinmux.c b/arch/arm/mach-tegra/board-seaboard-pinmux.c index 7e96d49..d84d1dd 100644 --- a/arch/arm/mach-tegra/board-seaboard-pinmux.c +++ b/arch/arm/mach-tegra/board-seaboard-pinmux.c @@ -166,6 +166,7 @@ static struct tegra_gpio_table gpio_table[] = { { .gpio = TEGRA_GPIO_SD2_POWER, .enable = true }, { .gpio = TEGRA_GPIO_LIDSWITCH, .enable = true }, { .gpio = TEGRA_GPIO_POWERKEY, .enable = true }, + { .gpio = TEGRA_GPIO_ISL29018_IRQ, .enable = true }, }; void __init seaboard_pinmux_init(void) diff --git a/arch/arm/mach-tegra/board-seaboard.c b/arch/arm/mach-tegra/board-seaboard.c index eb28dbd..a8d7ace 100644 --- a/arch/arm/mach-tegra/board-seaboard.c +++ b/arch/arm/mach-tegra/board-seaboard.c @@ -18,9 +18,12 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/serial_8250.h> +#include <linux/i2c.h> +#include <linux/i2c-tegra.h> #include <linux/delay.h> #include <linux/input.h> #include <linux/io.h> +#include <linux/gpio.h> #include <linux/gpio_keys.h> #include <mach/iomap.h> @@ -63,6 +66,22 @@ static __initdata struct tegra_clk_init_table seaboard_clk_init_table[] = { { NULL, NULL, 0, 0}, }; +static struct tegra_i2c_platform_data seaboard_i2c1_platform_data = { + .bus_clk_rate = 400000. +}; + +static struct tegra_i2c_platform_data seaboard_i2c2_platform_data = { + .bus_clk_rate = 400000, +}; + +static struct tegra_i2c_platform_data seaboard_i2c3_platform_data = { + .bus_clk_rate = 400000, +}; + +static struct tegra_i2c_platform_data seaboard_dvc_platform_data = { + .bus_clk_rate = 400000, +}; + static struct gpio_keys_button seaboard_gpio_keys_buttons[] = { { .code = SW_LID, @@ -124,7 +143,36 @@ static struct platform_device *seaboard_devices[] __initdata = { &seaboard_gpio_keys_device, }; -static void __init __tegra_seaboard_init(void) +static struct i2c_board_info __initdata isl29018_device = { + I2C_BOARD_INFO("isl29018", 0x44), + .irq = TEGRA_GPIO_TO_IRQ(TEGRA_GPIO_ISL29018_IRQ), +}; + +static struct i2c_board_info __initdata adt7461_device = { + I2C_BOARD_INFO("adt7461", 0x4c), +}; + +static void __init seaboard_i2c_init(void) +{ + gpio_request(TEGRA_GPIO_ISL29018_IRQ, "isl29018"); + gpio_direction_input(TEGRA_GPIO_ISL29018_IRQ); + + i2c_register_board_info(0, &isl29018_device, 1); + + i2c_register_board_info(4, &adt7461_device, 1); + + tegra_i2c_device1.dev.platform_data = &seaboard_i2c1_platform_data; + tegra_i2c_device2.dev.platform_data = &seaboard_i2c2_platform_data; + tegra_i2c_device3.dev.platform_data = &seaboard_i2c3_platform_data; + tegra_i2c_device4.dev.platform_data = &seaboard_dvc_platform_data; + + platform_device_register(&tegra_i2c_device1); + platform_device_register(&tegra_i2c_device2); + platform_device_register(&tegra_i2c_device3); + platform_device_register(&tegra_i2c_device4); +} + +static void __init seaboard_common_init(void) { seaboard_pinmux_init(); @@ -144,7 +192,9 @@ static void __init tegra_seaboard_init(void) debug_uart_platform_data[0].mapbase = TEGRA_UARTD_BASE; debug_uart_platform_data[0].irq = INT_UARTD; - __tegra_seaboard_init(); + seaboard_common_init(); + + seaboard_i2c_init(); } static void __init tegra_kaen_init(void) @@ -154,7 +204,9 @@ static void __init tegra_kaen_init(void) debug_uart_platform_data[0].mapbase = TEGRA_UARTB_BASE; debug_uart_platform_data[0].irq = INT_UARTB; - __tegra_seaboard_init(); + seaboard_common_init(); + + seaboard_i2c_init(); } static void __init tegra_wario_init(void) @@ -164,7 +216,9 @@ static void __init tegra_wario_init(void) debug_uart_platform_data[0].mapbase = TEGRA_UARTB_BASE; debug_uart_platform_data[0].irq = INT_UARTB; - __tegra_seaboard_init(); + seaboard_common_init(); + + seaboard_i2c_init(); } -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
