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authorChanwoo Choi <cw00.choi@samsung.com>2015-02-24 13:56:54 +0900
committerLukasz Majewski <l.majewski@samsung.com>2015-03-02 10:04:51 +0100
commit42b696e808bbea3a4ebf8029e1965d2314612402 (patch)
tree990f4088bcc544c620e9d27baacc4d108ccde3d8 /drivers/thermal
parent5912e264d9eec512598d8faf33440630a3aee989 (diff)
downloadblackbird-obmc-linux-42b696e808bbea3a4ebf8029e1965d2314612402.tar.gz
blackbird-obmc-linux-42b696e808bbea3a4ebf8029e1965d2314612402.zip
thermal: exynos: Fix wrong control of power down detection mode for Exynos7
This patch fixes the wrong control of PD_DET_EN (power down detection mode) for Exynos7 because exynos7_tmu_control() always enables the power down detection mode regardless 'on' parameter. Cc: Zhang Rui <rui.zhang@intel.com> Cc: Eduardo Valentin <edubezval@gmail.com> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Tested-by: Abhilash Kesavan <a.kesavan@samsung.com> Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Diffstat (limited to 'drivers/thermal')
-rw-r--r--drivers/thermal/samsung/exynos_tmu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 1fc54ab911d2..1d30b0975651 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -682,6 +682,7 @@ static void exynos7_tmu_control(struct platform_device *pdev, bool on)
if (on) {
con |= (1 << EXYNOS_TMU_CORE_EN_SHIFT);
+ con |= (1 << EXYNOS7_PD_DET_EN_SHIFT);
interrupt_en =
(of_thermal_is_trip_valid(tz, 7)
<< EXYNOS7_TMU_INTEN_RISE7_SHIFT) |
@@ -704,9 +705,9 @@ static void exynos7_tmu_control(struct platform_device *pdev, bool on)
interrupt_en << EXYNOS_TMU_INTEN_FALL0_SHIFT;
} else {
con &= ~(1 << EXYNOS_TMU_CORE_EN_SHIFT);
+ con &= ~(1 << EXYNOS7_PD_DET_EN_SHIFT);
interrupt_en = 0; /* Disable all interrupts */
}
- con |= 1 << EXYNOS7_PD_DET_EN_SHIFT;
writel(interrupt_en, data->base + EXYNOS7_TMU_REG_INTEN);
writel(con, data->base + EXYNOS_TMU_REG_CONTROL);
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