diff options
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_dp.c | 6 | ||||
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_dp_aux.c | 14 | ||||
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_dp_util.c | 12 | ||||
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_dp_util.h | 1 |
4 files changed, 23 insertions, 10 deletions
diff --git a/drivers/video/fbdev/msm/mdss_dp.c b/drivers/video/fbdev/msm/mdss_dp.c index 68b20f440f5c..42334941f809 100644 --- a/drivers/video/fbdev/msm/mdss_dp.c +++ b/drivers/video/fbdev/msm/mdss_dp.c @@ -1162,8 +1162,7 @@ int mdss_dp_off(struct mdss_panel_data *pdata) mutex_lock(&dp_drv->train_mutex); reinit_completion(&dp_drv->idle_comp); - - mdss_dp_state_ctrl(&dp_drv->ctrl_io, 0); + mdss_dp_state_ctrl(&dp_drv->ctrl_io, ST_PUSH_IDLE); if (dp_drv->link_clks_on) mdss_dp_mainlink_ctrl(&dp_drv->ctrl_io, false); @@ -1305,9 +1304,10 @@ static int mdss_dp_host_init(struct mdss_panel_data *pdata) mdss_dp_aux_init(dp_drv); + mdss_dp_phy_initialize(dp_drv); + mdss_dp_ctrl_reset(&dp_drv->ctrl_io); mdss_dp_phy_reset(&dp_drv->ctrl_io); mdss_dp_aux_reset(&dp_drv->ctrl_io); - mdss_dp_phy_initialize(dp_drv); mdss_dp_aux_ctrl(&dp_drv->ctrl_io, true); pr_debug("Ctrl_hw_rev =0x%x, phy hw_rev =0x%x\n", diff --git a/drivers/video/fbdev/msm/mdss_dp_aux.c b/drivers/video/fbdev/msm/mdss_dp_aux.c index d9297a7af764..136dbb13cc62 100644 --- a/drivers/video/fbdev/msm/mdss_dp_aux.c +++ b/drivers/video/fbdev/msm/mdss_dp_aux.c @@ -1113,17 +1113,17 @@ static void dp_host_train_set(struct mdss_dp_drv_pdata *ep, int train) } char vm_pre_emphasis[4][4] = { - {0x00, 0x06, 0x09, 0x0C}, /* pe0, 0 db */ - {0x00, 0x06, 0x09, 0xFF}, /* pe1, 3.5 db */ - {0x03, 0x06, 0xFF, 0xFF}, /* pe2, 6.0 db */ - {0x03, 0xFF, 0xFF, 0xFF} /* pe3, 9.5 db */ + {0x00, 0x09, 0x11, 0x0C}, /* pe0, 0 db */ + {0x00, 0x0A, 0x10, 0xFF}, /* pe1, 3.5 db */ + {0x00, 0x0C, 0xFF, 0xFF}, /* pe2, 6.0 db */ + {0x00, 0xFF, 0xFF, 0xFF} /* pe3, 9.5 db */ }; /* voltage swing, 0.2v and 1.0v are not support */ char vm_voltage_swing[4][4] = { - {0x0a, 0x18, 0x1A, 0x1E}, /* sw0, 0.4v */ - {0x07, 0x1A, 0x1E, 0xFF}, /* sw1, 0.6 v */ - {0x1A, 0x1E, 0xFF, 0xFF}, /* sw1, 0.8 v */ + {0x07, 0x0f, 0x12, 0x1E}, /* sw0, 0.4v */ + {0x11, 0x1D, 0x1F, 0xFF}, /* sw1, 0.6 v */ + {0x18, 0x1F, 0xFF, 0xFF}, /* sw1, 0.8 v */ {0x1E, 0xFF, 0xFF, 0xFF} /* sw1, 1.2 v, optional */ }; diff --git a/drivers/video/fbdev/msm/mdss_dp_util.c b/drivers/video/fbdev/msm/mdss_dp_util.c index 51750b65f512..f6f2b54c2d80 100644 --- a/drivers/video/fbdev/msm/mdss_dp_util.c +++ b/drivers/video/fbdev/msm/mdss_dp_util.c @@ -143,6 +143,18 @@ void mdss_dp_aux_reset(struct dss_io_data *ctrl_io) writel_relaxed(aux_ctrl, ctrl_io->base + DP_AUX_CTRL); } +/* reset DP controller */ +void mdss_dp_ctrl_reset(struct dss_io_data *ctrl_io) +{ + u32 sw_reset = readl_relaxed(ctrl_io->base + DP_SW_RESET); + + sw_reset |= BIT(0); + writel_relaxed(sw_reset, ctrl_io->base + DP_SW_RESET); + udelay(1000); + sw_reset &= ~BIT(0); + writel_relaxed(sw_reset, ctrl_io->base + DP_SW_RESET); +} + /* reset DP Mainlink */ void mdss_dp_mainlink_reset(struct dss_io_data *ctrl_io) { diff --git a/drivers/video/fbdev/msm/mdss_dp_util.h b/drivers/video/fbdev/msm/mdss_dp_util.h index a94e46982f55..80dedba33ec5 100644 --- a/drivers/video/fbdev/msm/mdss_dp_util.h +++ b/drivers/video/fbdev/msm/mdss_dp_util.h @@ -207,6 +207,7 @@ int dp_aux_write(void *ep, struct edp_cmd *cmd); void mdss_dp_state_ctrl(struct dss_io_data *ctrl_io, u32 data); u32 mdss_dp_get_ctrl_hw_version(struct dss_io_data *ctrl_io); u32 mdss_dp_get_phy_hw_version(struct dss_io_data *phy_io); +void mdss_dp_ctrl_reset(struct dss_io_data *ctrl_io); void mdss_dp_aux_reset(struct dss_io_data *ctrl_io); void mdss_dp_mainlink_reset(struct dss_io_data *ctrl_io); void mdss_dp_phy_reset(struct dss_io_data *ctrl_io); |