From d36e3e6d50ccdb5cdef6da0a01dedddd317f23fc Mon Sep 17 00:00:00 2001 From: Hakan Berg Date: Fri, 11 Jan 2013 13:12:57 +0000 Subject: [PATCH] ab8500_btemp: Ignore false btemp low interrupt Ignore the low btemp interrupts for ab8500 3.0 and 3.3 Signed-off-by: Lee Jones Signed-off-by: Hakan Berg Reviewed-by: Jonas ABERG Tested-by: Marcus COOPER Signed-off-by: Anton Vorontsov --- drivers/power/ab8500_btemp.c | 8 ++++---- include/linux/mfd/abx500/ab8500.h | 5 +++++ 2 files changed, 9 insertions(+), 4 deletions(-) diff --git a/drivers/power/ab8500_btemp.c b/drivers/power/ab8500_btemp.c index adebf6c6d146..b3f6467da7f3 100644 --- a/drivers/power/ab8500_btemp.c +++ b/drivers/power/ab8500_btemp.c @@ -622,9 +622,9 @@ static irqreturn_t ab8500_btemp_templow_handler(int irq, void *_di) { struct ab8500_btemp *di = _di; - if (is_ab8500_2p0_or_earlier(di->parent)) { + if (is_ab8500_3p3_or_earlier(di->parent)) { dev_dbg(di->dev, "Ignore false btemp low irq" - " for ABB cut 1.0, 1.1 and 2.0\n"); + " for ABB cut 1.0, 1.1, 2.0 and 3.3\n"); } else { dev_crit(di->dev, "Battery temperature lower than -10deg c\n"); @@ -738,10 +738,10 @@ static int ab8500_btemp_get_temp(struct ab8500_btemp *di) int temp = 0; /* - * The BTEMP events are not reliabe on AB8500 cut2.0 + * The BTEMP events are not reliabe on AB8500 cut3.3 * and prior versions */ - if (is_ab8500_2p0_or_earlier(di->parent)) { + if (is_ab8500_3p3_or_earlier(di->parent)) { temp = di->bat_temp * 10; } else { if (di->events.btemp_low) { diff --git a/include/linux/mfd/abx500/ab8500.h b/include/linux/mfd/abx500/ab8500.h index 1cb5698b4d76..9dd9b99099df 100644 --- a/include/linux/mfd/abx500/ab8500.h +++ b/include/linux/mfd/abx500/ab8500.h @@ -335,6 +335,11 @@ static inline int is_ab8500_2p0_or_earlier(struct ab8500 *ab) return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT2P0)); } +static inline int is_ab8500_3p3_or_earlier(struct ab8500 *ab) +{ + return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT3P3)); +} + /* exclude also ab8505, ab9540... */ static inline int is_ab8500_2p0(struct ab8500 *ab) { -- 2.20.1