[PATCH] drm/i915/adl-n: Add PCH Support for Alder Lake N

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Add the PCH ID for ADL-N.

Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_pch.c | 1 +
 drivers/gpu/drm/i915/intel_pch.h | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_pch.c b/drivers/gpu/drm/i915/intel_pch.c
index da8f82c2342f..4f7a61d5502e 100644
--- a/drivers/gpu/drm/i915/intel_pch.c
+++ b/drivers/gpu/drm/i915/intel_pch.c
@@ -130,6 +130,7 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id)
 	case INTEL_PCH_ADP_DEVICE_ID_TYPE:
 	case INTEL_PCH_ADP2_DEVICE_ID_TYPE:
 	case INTEL_PCH_ADP3_DEVICE_ID_TYPE:
+	case INTEL_PCH_ADP4_DEVICE_ID_TYPE:
 		drm_dbg_kms(&dev_priv->drm, "Found Alder Lake PCH\n");
 		drm_WARN_ON(&dev_priv->drm, !IS_ALDERLAKE_S(dev_priv) &&
 			    !IS_ALDERLAKE_P(dev_priv));
diff --git a/drivers/gpu/drm/i915/intel_pch.h b/drivers/gpu/drm/i915/intel_pch.h
index 6bff77521094..6fd20408f7bf 100644
--- a/drivers/gpu/drm/i915/intel_pch.h
+++ b/drivers/gpu/drm/i915/intel_pch.h
@@ -58,6 +58,7 @@ enum intel_pch {
 #define INTEL_PCH_ADP_DEVICE_ID_TYPE		0x7A80
 #define INTEL_PCH_ADP2_DEVICE_ID_TYPE		0x5180
 #define INTEL_PCH_ADP3_DEVICE_ID_TYPE		0x7A00
+#define INTEL_PCH_ADP4_DEVICE_ID_TYPE		0x5480
 #define INTEL_PCH_P2X_DEVICE_ID_TYPE		0x7100
 #define INTEL_PCH_P3X_DEVICE_ID_TYPE		0x7000
 #define INTEL_PCH_QEMU_DEVICE_ID_TYPE		0x2900 /* qemu q35 has 2918 */
-- 
2.34.1




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