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Commit fba3b2fc authored by Stephen Warren's avatar Stephen Warren Committed by Olof Johansson
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ARM: tegra: harmony: I2C-related portions of audio support 



This patch is the portion of the audio-related setup that relies additionally
on the latest Tegra I2C driver being merged.

* Define platform data for WM8903 audio codec
* Register WM8903 as an I2C device

Signed-off-by: default avatarStephen Warren <swarren@nvidia.com>
Signed-off-by: default avatarOlof Johansson <olof@lixom.net>
parent de4855d9

arch/arm/mach-tegra/board-harmony.c

+23 −0
Original line number Diff line number Diff line
@@ -27,6 +27,8 @@ 
#include <linux/i2c.h>

#include <linux/i2c-tegra.h>



#include <sound/wm8903.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>

#include <asm/mach/time.h>
@@ -96,6 +98,25 @@ static struct tegra_i2c_platform_data harmony_dvc_platform_data = { 
	.bus_clk_rate   = 400000,

};



static struct wm8903_platform_data harmony_wm8903_pdata = {

	.irq_active_low = 0,

	.micdet_cfg = 0,

	.micdet_delay = 100,

	.gpio_cfg = {

		WM8903_GPIO_NO_CONFIG,

		WM8903_GPIO_NO_CONFIG,

		0,

		WM8903_GPIO_NO_CONFIG,

		WM8903_GPIO_NO_CONFIG,

	},

};



static struct i2c_board_info __initdata wm8903_board_info = {

	I2C_BOARD_INFO("wm8903", 0x1a),

	.platform_data = &harmony_wm8903_pdata,

	.irq = TEGRA_GPIO_TO_IRQ(TEGRA_GPIO_CDC_IRQ),

};



static void __init harmony_i2c_init(void)

{

	tegra_i2c_device1.dev.platform_data = &harmony_i2c1_platform_data;
@@ -107,6 +128,8 @@ static void __init harmony_i2c_init(void) 
	platform_device_register(&tegra_i2c_device2);

	platform_device_register(&tegra_i2c_device3);

	platform_device_register(&tegra_i2c_device4);



	i2c_register_board_info(0, &wm8903_board_info, 1);

}



static struct platform_device *harmony_devices[] __initdata = {