diff options
| author | Xin Xie <xxie@nvidia.com> | 2011-05-27 15:58:08 -0700 |
|---|---|---|
| committer | Rohan Somvanshi <rsomvanshi@nvidia.com> | 2011-06-20 07:23:50 -0700 |
| commit | 5e5b29618e0210c3ca8c8ce99df1612eb61c67df (patch) | |
| tree | 5476ba3d854a4527ac4bc431af833df0a17e796f | |
| parent | 63a20cb9aef250a407d44cdf3390f1f98bbb91c6 (diff) | |
tegra: dc: set HDMI clock to 0 if HDMI unplugged
HDMI clock is not auto dvfs, so we need set the clock rate to 0 if HDMI
is disabled. Otherwise the Vdd core voltage will be always 1.2v even
after HDMI cable unplugged.
BUG 828306
Reviewed-on: http://git-master/r/34379
(cherry picked from commit 58ddd144a6c2dd9bbc9d2f3c8b1e025364d88c22)
Change-Id: Ie4a7ba9dfc765ca3a9e4c443112364230338896c
Reviewed-on: http://git-master/r/37180
Reviewed-by: Rohan Somvanshi <rsomvanshi@nvidia.com>
Tested-by: Rohan Somvanshi <rsomvanshi@nvidia.com>
| -rw-r--r-- | drivers/video/tegra/dc/hdmi.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/video/tegra/dc/hdmi.c b/drivers/video/tegra/dc/hdmi.c index 6add4ad7aa70..f4a4dc99733b 100644 --- a/drivers/video/tegra/dc/hdmi.c +++ b/drivers/video/tegra/dc/hdmi.c @@ -1269,6 +1269,7 @@ static void tegra_dc_hdmi_disable(struct tegra_dc *dc) tegra_periph_reset_assert(hdmi->clk); clk_disable(hdmi->clk); + tegra_dvfs_set_rate(hdmi->clk, 0); } struct tegra_dc_out_ops tegra_dc_hdmi_ops = { |