hwmon: applesmc: add support for Macbook 4

This patch adds accelerometer and temperature sensor support for Macbook 4.
Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Cc: Nicolas Boichat <nicolas@boichat.ch
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/hwmon/applesmc.c

@@ -1280,7 +1280,7 @@ static __initdata struct dmi_match_data applesmc_dmi_data[] = {
 	{ .accelerometer = 0, .light = 0, .temperature_set = 4 },
 /* iMac: temperature set 5 */
 	{ .accelerometer = 0, .light = 0, .temperature_set = 5 },
-/* MacBook3: accelerometer and temperature set 6 */
+/* MacBook3, MacBook4: accelerometer and temperature set 6 */
 	{ .accelerometer = 1, .light = 0, .temperature_set = 6 },
 /* MacBook Air: accelerometer, backlight and temperature set 7 */
 	{ .accelerometer = 1, .light = 1, .temperature_set = 7 },
@@ -1329,6 +1329,10 @@ static __initdata struct dmi_system_id applesmc_whitelist[] = {
 	  DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
 	  DMI_MATCH(DMI_PRODUCT_NAME,"MacBook3") },
 		&applesmc_dmi_data[6]},
+	{ applesmc_dmi_match, "Apple MacBook 4", {
+	  DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
+	  DMI_MATCH(DMI_PRODUCT_NAME, "MacBook4") },
+		&applesmc_dmi_data[6]},
 	{ applesmc_dmi_match, "Apple MacBook 5", {
 	  DMI_MATCH(DMI_BOARD_VENDOR, "Apple"),
 	  DMI_MATCH(DMI_PRODUCT_NAME, "MacBook5") },