aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
diff options
context:
space:
mode:
authorHai Li <hali@codeaurora.org>2017-01-03 19:31:16 +0530
committerRob Clark <robdclark@gmail.com>2017-02-06 11:28:45 -0500
commita4df68fa232e979fb74b2efe6997d0f38cbfc626 (patch)
tree63a78511b4570fe87898e1e5646c5102f3c0472e /drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
parentdrm/msm/dsi: Move PHY operations out of host (diff)
downloadlinux-dev-a4df68fa232e979fb74b2efe6997d0f38cbfc626.tar.xz
linux-dev-a4df68fa232e979fb74b2efe6997d0f38cbfc626.zip
drm/msm/dsi: Add new method to calculate 14nm PHY timings
The 14nm DSI PHY on 8x96 (called PHY v2 downstream) requires a different set of calculations for computing D-PHY timing params. Create a timing_calc_v2 func for the newer v2 PHYs. Signed-off-by: Hai Li <hali@codeaurora.org> Signed-off-by: Archit Taneja <architt@codeaurora.org> Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/dsi/phy/dsi_phy.h')
-rw-r--r--drivers/gpu/drm/msm/dsi/phy/dsi_phy.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
index 6472b600ac41..feee87094ef5 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
@@ -64,6 +64,13 @@ struct msm_dsi_dphy_timing {
u32 ta_get;
struct msm_dsi_phy_shared_timings shared_timings;
+
+ /* For PHY v2 only */
+ u32 hs_rqst_ckln;
+ u32 hs_prep_dly;
+ u32 hs_prep_dly_ckln;
+ u8 hs_halfbyte_en;
+ u8 hs_halfbyte_en_ckln;
};
struct msm_dsi_phy {
@@ -88,7 +95,9 @@ struct msm_dsi_phy {
* PHY internal functions
*/
int msm_dsi_dphy_timing_calc(struct msm_dsi_dphy_timing *timing,
- struct msm_dsi_phy_clk_request *clk_req);
+ struct msm_dsi_phy_clk_request *clk_req);
+int msm_dsi_dphy_timing_calc_v2(struct msm_dsi_dphy_timing *timing,
+ struct msm_dsi_phy_clk_request *clk_req);
void msm_dsi_phy_set_src_pll(struct msm_dsi_phy *phy, int pll_id, u32 reg,
u32 bit_mask);
int msm_dsi_phy_init_common(struct msm_dsi_phy *phy);