On Tue, 01 Sep 2015, Uma Shankar <uma.shankar@xxxxxxxxx> wrote:
> From: Shashank Sharma <shashank.sharma@xxxxxxxxx>
>
> This patch contains following changes:
> 1. Add BXT MIPI display address base.
> 2. Call dsi_init from display_setup function.
>
> v2: Rebased on latest nightly branch
>
> Signed-off-by: Shashank Sharma <shashank.sharma@xxxxxxxxx>
> Signed-off-by: Uma Shankar <uma.shankar@xxxxxxxxx>
I'm not sure if this should be applied as the first patch or not, but
Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_reg.h | 1 +
> drivers/gpu/drm/i915/intel_display.c | 3 +++
> drivers/gpu/drm/i915/intel_dsi.c | 2 ++
> 3 files changed, 6 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 2030f60..621151b 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -1641,6 +1641,7 @@ enum skl_disp_power_wells {
>
> #define VLV_DISPLAY_BASE 0x180000
> #define VLV_MIPI_BASE VLV_DISPLAY_BASE
> +#define BXT_MIPI_BASE 0x60000
>
> #define VLV_GU_CTL0 (VLV_DISPLAY_BASE + 0x2030)
> #define VLV_GU_CTL1 (VLV_DISPLAY_BASE + 0x2034)
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 87476ff..b8e0310 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -13906,6 +13906,9 @@ static void intel_setup_outputs(struct drm_device *dev)
> * DDI_BUF_CTL_A or SFUSE_STRAP registers, find another way to
> * detect the ports.
> */
> + /* Initialize MIPI for BXT */
> + intel_dsi_init(dev);
> +
> intel_ddi_init(dev, PORT_A);
> intel_ddi_init(dev, PORT_B);
> intel_ddi_init(dev, PORT_C);
> diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
> index b5a5558..b59b828 100644
> --- a/drivers/gpu/drm/i915/intel_dsi.c
> +++ b/drivers/gpu/drm/i915/intel_dsi.c
> @@ -998,6 +998,8 @@ void intel_dsi_init(struct drm_device *dev)
>
> if (IS_VALLEYVIEW(dev)) {
> dev_priv->mipi_mmio_base = VLV_MIPI_BASE;
> + } else if (IS_BROXTON(dev)) {
> + dev_priv->mipi_mmio_base = BXT_MIPI_BASE;
> } else {
> DRM_ERROR("Unsupported Mipi device to reg base");
> return;
> --
> 1.7.9.5
>
--
Jani Nikula, Intel Open Source Technology Center
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