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| author | Jingoo Han <jg1.han@samsung.com> | 2012-05-25 16:21:08 +0900 |
|---|---|---|
| committer | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-05-29 13:16:15 +0000 |
| commit | 24db03a834089a3600780ea1c7abe08e483e5d29 (patch) | |
| tree | 732f124a75ec0327d5de7520ac905668e5f2bd09 /drivers/video | |
| parent | 4d10ecf86b31b732092dc9668a6088323c24ab09 (diff) | |
| download | linux-3.10-24db03a834089a3600780ea1c7abe08e483e5d29.tar.gz linux-3.10-24db03a834089a3600780ea1c7abe08e483e5d29.tar.bz2 linux-3.10-24db03a834089a3600780ea1c7abe08e483e5d29.zip | |
video: exynos_dp: move sw reset prioir to enabling sw defined function
The sw reset should be called prioir to enabling sw defined function,
according to datasheet.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/exynos/exynos_dp_core.c | 2 | ||||
| -rw-r--r-- | drivers/video/exynos/exynos_dp_core.h | 1 | ||||
| -rw-r--r-- | drivers/video/exynos/exynos_dp_reg.c | 7 |
3 files changed, 8 insertions, 2 deletions
diff --git a/drivers/video/exynos/exynos_dp_core.c b/drivers/video/exynos/exynos_dp_core.c index aabd214990d..b446f7e42f2 100644 --- a/drivers/video/exynos/exynos_dp_core.c +++ b/drivers/video/exynos/exynos_dp_core.c @@ -27,6 +27,8 @@ static int exynos_dp_init_dp(struct exynos_dp_device *dp) { exynos_dp_reset(dp); + exynos_dp_swreset(dp); + /* SW defined function Normal operation */ exynos_dp_enable_sw_function(dp); diff --git a/drivers/video/exynos/exynos_dp_core.h b/drivers/video/exynos/exynos_dp_core.h index 8f596b9e7b2..1e0f998e0c9 100644 --- a/drivers/video/exynos/exynos_dp_core.h +++ b/drivers/video/exynos/exynos_dp_core.h @@ -41,6 +41,7 @@ void exynos_dp_lane_swap(struct exynos_dp_device *dp, bool enable); void exynos_dp_init_analog_param(struct exynos_dp_device *dp); void exynos_dp_init_interrupt(struct exynos_dp_device *dp); void exynos_dp_reset(struct exynos_dp_device *dp); +void exynos_dp_swreset(struct exynos_dp_device *dp); void exynos_dp_config_interrupt(struct exynos_dp_device *dp); u32 exynos_dp_get_pll_lock_status(struct exynos_dp_device *dp); void exynos_dp_set_pll_power_down(struct exynos_dp_device *dp, bool enable); diff --git a/drivers/video/exynos/exynos_dp_reg.c b/drivers/video/exynos/exynos_dp_reg.c index 99bafb82537..6ce76d56c3a 100644 --- a/drivers/video/exynos/exynos_dp_reg.c +++ b/drivers/video/exynos/exynos_dp_reg.c @@ -109,8 +109,6 @@ void exynos_dp_reset(struct exynos_dp_device *dp) { u32 reg; - writel(RESET_DP_TX, dp->reg_base + EXYNOS_DP_TX_SW_RESET); - exynos_dp_stop_video(dp); exynos_dp_enable_video_mute(dp, 0); @@ -155,6 +153,11 @@ void exynos_dp_reset(struct exynos_dp_device *dp) exynos_dp_init_interrupt(dp); } +void exynos_dp_swreset(struct exynos_dp_device *dp) +{ + writel(RESET_DP_TX, dp->reg_base + EXYNOS_DP_TX_SW_RESET); +} + void exynos_dp_config_interrupt(struct exynos_dp_device *dp) { u32 reg; |