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authorBenson Leung <bleung@chromium.org>2013-02-01 14:34:45 -0800
committerMatthew Garrett <matthew.garrett@nebula.com>2013-02-27 08:30:39 -0500
commitaabf3f442b0f42b3a37ed7beb8d5f3f249b812ca (patch)
tree5adc8596e18562d38cdf796883cca8eba9608c52 /drivers/platform/x86
parent261f171f571a82c1f990d484c374aa3f7236fe5e (diff)
downloadlinux-linaro-stable-aabf3f442b0f42b3a37ed7beb8d5f3f249b812ca.tar.gz
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: Benson Leung <bleung@chromium.org> Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
Diffstat (limited to 'drivers/platform/x86')
-rw-r--r--drivers/platform/x86/chromeos_laptop.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/platform/x86/chromeos_laptop.c b/drivers/platform/x86/chromeos_laptop.c
index 9293c66d52c1..188b7dac7780 100644
--- a/drivers/platform/x86/chromeos_laptop.c
+++ b/drivers/platform/x86/chromeos_laptop.c
@@ -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);