olpc_battery: Ambient temperature is not available on XO-1.5

The XO-1.5 does not support the ambient temperature property.
Create a separate list of properties for that configuration where
ambient temperature is not included, and apply the correct property
list at runtime.

Signed-off-by: Daniel Drake <dsd@laptop.org>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>

1 files changed, 25 insertions, 3 deletions

diff --git a/drivers/power/olpc_battery.c b/drivers/power/olpc_battery.c
index 5bc1dcf7785e..0cd4f15e3013 100644
--- a/drivers/power/olpc_battery.c
+++ b/drivers/power/olpc_battery.c
@@ -331,7 +331,7 @@ static int olpc_bat_get_property(struct power_supply *psy,
         return ret;
 }
 
-static enum power_supply_property olpc_bat_props[] = {
+static enum power_supply_property olpc_xo1_bat_props[] = {
         POWER_SUPPLY_PROP_STATUS,
         POWER_SUPPLY_PROP_CHARGE_TYPE,
         POWER_SUPPLY_PROP_PRESENT,
@@ -348,6 +348,23 @@ static enum power_supply_property olpc_bat_props[] = {
         POWER_SUPPLY_PROP_CHARGE_COUNTER,
 };
 
+/* XO-1.5 does not have ambient temperature property */
+static enum power_supply_property olpc_xo15_bat_props[] = {
+        POWER_SUPPLY_PROP_STATUS,
+        POWER_SUPPLY_PROP_CHARGE_TYPE,
+        POWER_SUPPLY_PROP_PRESENT,
+        POWER_SUPPLY_PROP_HEALTH,
+        POWER_SUPPLY_PROP_TECHNOLOGY,
+        POWER_SUPPLY_PROP_VOLTAGE_AVG,
+        POWER_SUPPLY_PROP_CURRENT_AVG,
+        POWER_SUPPLY_PROP_CAPACITY,
+        POWER_SUPPLY_PROP_CAPACITY_LEVEL,
+        POWER_SUPPLY_PROP_TEMP,
+        POWER_SUPPLY_PROP_MANUFACTURER,
+        POWER_SUPPLY_PROP_SERIAL_NUMBER,
+        POWER_SUPPLY_PROP_CHARGE_COUNTER,
+};
+
 /* EEPROM reading goes completely around the power_supply API, sadly */
 
 #define EEPROM_START    0x20
@@ -419,8 +436,6 @@ static struct device_attribute olpc_bat_error = {
 static struct platform_device *bat_pdev;
 
 static struct power_supply olpc_bat = {
-        .properties = olpc_bat_props,
-        .num_properties = ARRAY_SIZE(olpc_bat_props),
         .get_property = olpc_bat_get_property,
         .use_for_apm = 1,
 };
@@ -466,6 +481,13 @@ static int __init olpc_bat_init(void)
                 goto ac_failed;
 
         olpc_bat.name = bat_pdev->name;
+        if (olpc_board_at_least(olpc_board_pre(0xd0))) { /* XO-1.5 */
+                olpc_bat.properties = olpc_xo15_bat_props;
+                olpc_bat.num_properties = ARRAY_SIZE(olpc_xo15_bat_props);
+        } else { /* XO-1 */
+                olpc_bat.properties = olpc_xo1_bat_props;
+                olpc_bat.num_properties = ARRAY_SIZE(olpc_xo1_bat_props);
+        }
 
         ret = power_supply_register(&bat_pdev->dev, &olpc_bat);
         if (ret)