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authorLars-Peter Clausen <lars@metafoo.de>2010-10-21 17:55:01 +0200
committerAnton Vorontsov <cbouatmailru@gmail.com>2010-11-18 16:56:17 +0300
commit5070437cd99511f69ae561f2ab417142a47a85ec (patch)
tree379dd2ab427ff33c09bee57f9d89726071b64137 /include
parent8ec98fe0b4ffdedce4c1caa9fb3d550f52ad1c6b (diff)
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power_supply: Add gpio charger driver
This patch adds a simple driver for chargers indicating their online status through a GPIO pin. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/power/gpio-charger.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/linux/power/gpio-charger.h b/include/linux/power/gpio-charger.h
new file mode 100644
index 000000000000..de1dfe09a03d
--- /dev/null
+++ b/include/linux/power/gpio-charger.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __LINUX_POWER_GPIO_CHARGER_H__
+#define __LINUX_POWER_GPIO_CHARGER_H__
+
+#include <linux/power_supply.h>
+#include <linux/types.h>
+
+/**
+ * struct gpio_charger_platform_data - platform_data for gpio_charger devices
+ * @name: Name for the chargers power_supply device
+ * @type: Type of the charger
+ * @gpio: GPIO which is used to indicate the chargers status
+ * @gpio_active_low: Should be set to 1 if the GPIO is active low otherwise 0
+ * @supplied_to: Array of battery names to which this chargers supplies power
+ * @num_supplicants: Number of entries in the supplied_to array
+ */
+struct gpio_charger_platform_data {
+ const char *name;
+ enum power_supply_type type;
+
+ int gpio;
+ int gpio_active_low;
+
+ char **supplied_to;
+ size_t num_supplicants;
+};
+
+#endif