Re: [PATCH v1 2/2] drm/msm: add DSI config changes to support DSI version

[Rob Clark <robdclark-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

On Thu, Nov 14, 2019 at 2:16 AM Harigovindan P <harigovi@codeaurora.org> wrote:
>
> Add DSI config changes to support DSI version.
>
> Signed-off-by: Harigovindan P <harigovi@codeaurora.org>

Reviewed-by: Rob Clark <robdclark@gmail.com>

For patch 1/2 with the panel driver, probably best to split that out
into a different patch(set), since panel drivers are merged into
drm-next via a different tree

BR,
-R

> ---
>  drivers/gpu/drm/msm/dsi/dsi_cfg.c | 21 +++++++++++++++++++++
>  drivers/gpu/drm/msm/dsi/dsi_cfg.h |  1 +
>  2 files changed, 22 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.c b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
> index b7b7c1a..d2c4592 100644
> --- a/drivers/gpu/drm/msm/dsi/dsi_cfg.c
> +++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
> @@ -133,6 +133,10 @@ static const char * const dsi_sdm845_bus_clk_names[] = {
>         "iface", "bus",
>  };
>
> +static const char * const dsi_sc7180_bus_clk_names[] = {
> +        "iface", "bus",
> +};
> +
>  static const struct msm_dsi_config sdm845_dsi_cfg = {
>         .io_offset = DSI_6G_REG_SHIFT,
>         .reg_cfg = {
> @@ -147,6 +151,20 @@ static const struct msm_dsi_config sdm845_dsi_cfg = {
>         .num_dsi = 2,
>  };
>
> +static const struct msm_dsi_config sc7180_dsi_cfg = {
> +       .io_offset = DSI_6G_REG_SHIFT,
> +       .reg_cfg = {
> +               .num = 1,
> +               .regs = {
> +                       {"vdda", 21800, 4 },    /* 1.2 V */
> +               },
> +       },
> +       .bus_clk_names = dsi_sc7180_bus_clk_names,
> +       .num_bus_clks = ARRAY_SIZE(dsi_sc7180_bus_clk_names),
> +       .io_start = { 0xae94000 },
> +       .num_dsi = 1,
> +};
> +
>  const static struct msm_dsi_host_cfg_ops msm_dsi_v2_host_ops = {
>         .link_clk_enable = dsi_link_clk_enable_v2,
>         .link_clk_disable = dsi_link_clk_disable_v2,
> @@ -201,6 +219,9 @@ static const struct msm_dsi_cfg_handler dsi_cfg_handlers[] = {
>                 &msm8998_dsi_cfg, &msm_dsi_6g_v2_host_ops},
>         {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_2_1,
>                 &sdm845_dsi_cfg, &msm_dsi_6g_v2_host_ops},
> +       {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_4_1,
> +               &sc7180_dsi_cfg, &msm_dsi_6g_v2_host_ops},
> +
>  };
>
>  const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor)
> diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.h b/drivers/gpu/drm/msm/dsi/dsi_cfg.h
> index e2b7a7d..9919536 100644
> --- a/drivers/gpu/drm/msm/dsi/dsi_cfg.h
> +++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.h
> @@ -19,6 +19,7 @@
>  #define MSM_DSI_6G_VER_MINOR_V1_4_1    0x10040001
>  #define MSM_DSI_6G_VER_MINOR_V2_2_0    0x20000000
>  #define MSM_DSI_6G_VER_MINOR_V2_2_1    0x20020001
> +#define MSM_DSI_6G_VER_MINOR_V2_4_1    0x20040001
>
>  #define MSM_DSI_V2_VER_MINOR_8064      0x0
>
> --
> 2.7.4
>
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