target/linux/layerscape/patches-5.4/805-display-0013-drm-bridge-cadence-Add-power_on-to-__cdns_dp_probe.patch

   1 From 9737dd813b872f5671d40685d2174a928da809a3 Mon Sep 17 00:00:00 2001
   2 From: Wen He <wen.he_1@nxp.com>
   3 Date: Tue, 17 Sep 2019 15:23:51 +0800
   4 Subject: [PATCH] drm: bridge: cadence: Add power_on to __cdns_dp_probe
   5
   6 Add power_on of the cnds_plat_data to __cdns_dp_probe as to update
   7 Board related configuration initalization.
   8
   9 Signed-off-by: Wen He <wen.he_1@nxp.com>
  10 ---
  11  drivers/gpu/drm/bridge/cadence/cdns-dp-core.c   | 2 ++
  12  drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c | 2 ++
  13  drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c           | 6 +++---
  14  drivers/gpu/drm/imx/cdn-mhdp-imxdrv.c           | 2 ++
  15  drivers/gpu/drm/imx/cdns-mhdp-imx.h             | 1 +
  16  5 files changed, 10 insertions(+), 3 deletions(-)
  17
  18 --- a/drivers/gpu/drm/bridge/cadence/cdns-dp-core.c
  19 +++ b/drivers/gpu/drm/bridge/cadence/cdns-dp-core.c
  20 @@ -457,6 +457,8 @@ static int __cdns_dp_probe(struct platfo
  21
  22         cdns_dp_parse_dt(mhdp);
  23
  24 +       cdns_mhdp_plat_call(mhdp, power_on);
  25 +
  26  //     mhdp->dual_mode = false;
  27         cdns_mhdp_plat_call(mhdp, firmware_init);
  28
  29 --- a/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c
  30 +++ b/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c
  31 @@ -449,6 +449,8 @@ static int __cdns_hdmi_probe(struct plat
  32         /* Initialize dual_mode to false */
  33  //     hdmi->dual_mode = false;
  34
  35 +       cdns_mhdp_plat_call(mhdp, power_on);
  36 +
  37         /* Initialize FW */
  38         cdns_mhdp_plat_call(mhdp, firmware_init);
  39
  40 --- a/drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c
  41 +++ b/drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c
  42 @@ -440,7 +440,7 @@ fail:
  43         return ret;
  44  }
  45
  46 -static void imx8qm_mhdp_power_on(struct cdns_mhdp_device *mhdp)
  47 +int cdns_mhdp_power_on_imx8qm(struct cdns_mhdp_device *mhdp)
  48  {
  49         struct imx_mhdp_device *imx_mhdp =
  50                                 container_of(mhdp, struct imx_mhdp_device, mhdp);
  51 @@ -463,6 +463,8 @@ static void imx8qm_mhdp_power_on(struct
  52         imx8qm_pixel_clk_enable(imx_mhdp);
  53
  54         imx8qm_phy_reset(1);
  55 +
  56 +       return 0;
  57  }
  58
  59  void cdns_mhdp_plat_init_imx8qm(struct cdns_mhdp_device *mhdp)
  60 @@ -506,8 +508,6 @@ int cdns_mhdp_firmware_init_imx8qm(struc
  61         u32 rate;
  62         int ret;
  63
  64 -       imx8qm_mhdp_power_on(mhdp);
  65 -
  66         /* configure HDMI/DP core clock */
  67         rate = clk_get_rate(imx_mhdp->clks.clk_core);
  68         cdns_mhdp_set_fw_clk(&imx_mhdp->mhdp, rate);
  69 --- a/drivers/gpu/drm/imx/cdn-mhdp-imxdrv.c
  70 +++ b/drivers/gpu/drm/imx/cdn-mhdp-imxdrv.c
  71 @@ -71,6 +71,7 @@ static struct cdns_plat_data imx8qm_hdmi
  72         .bind   = cdns_hdmi_bind,
  73         .unbind = cdns_hdmi_unbind,
  74         .phy_set = cdns_hdmi_phy_set_imx8qm,
  75 +       .power_on = cdns_mhdp_power_on_imx8qm,
  76         .firmware_init = cdns_mhdp_firmware_init_imx8qm,
  77         .pclk_rate = cdns_mhdp_pclk_rate_imx8qm,
  78         .plat_init = cdns_mhdp_plat_init_imx8qm,
  79 @@ -83,6 +84,7 @@ static struct cdns_plat_data imx8qm_dp_d
  80         .bind   = cdns_dp_bind,
  81         .unbind = cdns_dp_unbind,
  82         .phy_set = cdns_dp_phy_set_imx8qm,
  83 +       .power_on = cdns_mhdp_power_on_imx8qm,
  84         .firmware_init = cdns_mhdp_firmware_init_imx8qm,
  85         .pclk_rate = cdns_mhdp_pclk_rate_imx8qm,
  86         .plat_init = cdns_mhdp_plat_init_imx8qm,
  87 --- a/drivers/gpu/drm/imx/cdns-mhdp-imx.h
  88 +++ b/drivers/gpu/drm/imx/cdns-mhdp-imx.h
  89 @@ -77,4 +77,5 @@ void cdns_mhdp_plat_init_imx8qm(struct c
  90  void cdns_mhdp_plat_deinit_imx8qm(struct cdns_mhdp_device *mhdp);
  91  void cdns_mhdp_pclk_rate_imx8qm(struct cdns_mhdp_device *mhdp);
  92  int cdns_mhdp_firmware_init_imx8qm(struct cdns_mhdp_device *mhdp);
  93 +int cdns_mhdp_power_on_imx8qm(struct cdns_mhdp_device *mhdp);
  94  #endif /* CDNS_MHDP_IMX_H_ */