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pm2301: LPN mode control support

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The AC charger plug-in detection while booting causes I2C read
failure if AC charger is not connected. Now the LPN pin is enabled
for every PM2301 register access, which solves the issue.

Signed-off-by: Rupesh Kumar <rupesh.kumar@stericsson.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Marcus COOPER <marcus.xm.cooper@stericsson.com>
Reviewed-by: Vijaya Kumar K-1 <vijay.kilari@stericsson.com>
Reviewed-by: Rabin VINCENT <rabin.vincent@stericsson.com>
Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com>
Tested-by: Jonas ABERG <jonas.aberg@stericsson.com>
This commit is contained in:
Lee Jones
2013-01-23 14:38:15 +00:00
parent e41f39ea2a
commit 3988043b0e
3 changed files with 71 additions and 2 deletions
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include/linux/pm2301_charger.h
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@@ -49,6 +49,7 @@ struct pm2xxx_charger_platform_data {
int i2c_bus;
const char *label;
int irq_number;
unsigned int lpn_gpio;
int irq_type;
};