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Commit aabf3f44 authored by Benson Leung's avatar Benson Leung Committed by Matthew Garrett
Browse files

Platform: x86: chromeos_laptop - Add Taos tsl2563 device 



Two legacy Chromebooks, the Cr-48, and the Acer AC700,
are equipped with a Taos tsl2563 light sensor.
This will instantiate the sensor on those laptops.

Signed-off-by: default avatarBenson Leung <bleung@chromium.org>
Signed-off-by: default avatarMatthew Garrett <matthew.garrett@nebula.com>
parent 261f171f

drivers/platform/x86/chromeos_laptop.c

+26 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ 


#define CYAPA_TP_I2C_ADDR	0x67

#define ISL_ALS_I2C_ADDR	0x44

#define TAOS_ALS_I2C_ADDR	0x29



static struct i2c_client *als;

static struct i2c_client *tp;
@@ -49,6 +50,10 @@ static struct i2c_board_info __initdata isl_als_device = { 
	I2C_BOARD_INFO("isl29018", ISL_ALS_I2C_ADDR),

};



static struct i2c_board_info __initdata tsl2563_als_device = {

	I2C_BOARD_INFO("tsl2563", TAOS_ALS_I2C_ADDR),

};



static struct i2c_client __init *__add_probed_i2c_device(

		const char *name,

		int bus,
@@ -159,6 +164,13 @@ static int __init setup_isl29018_als(const struct dmi_system_id *id) 
	return 0;

}



static int __init setup_tsl2563_als(const struct dmi_system_id *id)

{

	/* add tsl2563 light sensor on smbus */

	als = add_smbus_device(NULL, &tsl2563_als_device);

	return 0;

}



static struct dmi_system_id __initdata chromeos_laptop_dmi_table[] = {

	{

		.ident = "Samsung Series 5 550 - Touchpad",
@@ -183,6 +195,20 @@ static struct dmi_system_id __initdata chromeos_laptop_dmi_table[] = { 
		},

		.callback = setup_cyapa_smbus_tp,

	},

	{

		.ident = "Cr-48 - Light Sensor",

		.matches = {

			DMI_MATCH(DMI_PRODUCT_NAME, "Mario"),

		},

		.callback = setup_tsl2563_als,

	},

	{

		.ident = "Acer AC700 - Light Sensor",

		.matches = {

			DMI_MATCH(DMI_PRODUCT_NAME, "ZGB"),

		},

		.callback = setup_tsl2563_als,

	},

	{ }

};

MODULE_DEVICE_TABLE(dmi, chromeos_laptop_dmi_table);