From c6c794a2fc5e3bc8976fa318fbc7a003ecd712a1 Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Tue, 22 Mar 2016 12:01:50 +0200 Subject: [PATCH] drm/i915/bxt: Initialize MIPI DSI for BXT 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 v3 by Jani: init dsi after ddi Signed-off-by: Shashank Sharma Signed-off-by: Uma Shankar Acked-by: Daniel Vetter Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1458640910-5338-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/i915_reg.h | 1 + drivers/gpu/drm/i915/intel_display.c | 2 ++ drivers/gpu/drm/i915/intel_dsi.c | 2 ++ 3 files changed, 5 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 23ca6c052e63..f3ba43c2ca22 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1802,6 +1802,7 @@ 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 _MMIO(VLV_DISPLAY_BASE + 0x2030) #define VLV_GU_CTL1 _MMIO(VLV_DISPLAY_BASE + 0x2034) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 47332a164fcb..51f913fb199d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14394,6 +14394,8 @@ static void intel_setup_outputs(struct drm_device *dev) intel_ddi_init(dev, PORT_A); intel_ddi_init(dev, PORT_B); intel_ddi_init(dev, PORT_C); + + intel_dsi_init(dev); } else if (HAS_DDI(dev)) { int found; diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 456676c00059..96ea3f741a89 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -1163,6 +1163,8 @@ void intel_dsi_init(struct drm_device *dev) if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(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;