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| author | Andy Yan <andy.yan@rock-chips.com> | 2014-12-05 14:31:53 +0800 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2015-01-07 18:31:59 +0100 |
| commit | d346c14eeea97898bb55e3432ca391cc05ceabe7 (patch) | |
| tree | 448bc2d7665ca08c6987baa0da3261b866d052d6 /drivers/gpu/drm/bridge/dw_hdmi.c | |
| parent | a4d3b8b050d5dbd61f7baeb249e702bc0a75f981 (diff) | |
| download | blackbird-op-linux-d346c14eeea97898bb55e3432ca391cc05ceabe7.tar.gz blackbird-op-linux-d346c14eeea97898bb55e3432ca391cc05ceabe7.zip | |
drm: bridge/dw_hdmi: add function dw_hdmi_phy_enable_spare
RK3288 HDMI will not work without the spare bit of
HDMI_PHY_CONF0 enable
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Tested-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/gpu/drm/bridge/dw_hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/dw_hdmi.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/dw_hdmi.c b/drivers/gpu/drm/bridge/dw_hdmi.c index d39dccd41e5a..3a97c8419d4f 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi.c +++ b/drivers/gpu/drm/bridge/dw_hdmi.c @@ -713,6 +713,13 @@ static void dw_hdmi_phy_enable_tmds(struct dw_hdmi *hdmi, u8 enable) HDMI_PHY_CONF0_ENTMDS_MASK); } +static void dw_hdmi_phy_enable_spare(struct dw_hdmi *hdmi, u8 enable) +{ + hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, + HDMI_PHY_CONF0_SPARECTRL_OFFSET, + HDMI_PHY_CONF0_SPARECTRL_MASK); +} + static void dw_hdmi_phy_gen2_pddq(struct dw_hdmi *hdmi, u8 enable) { hdmi_mask_writeb(hdmi, enable, HDMI_PHY_CONF0, |
