new file mode 100644
@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright © 2024 Intel Corporation
+ */
+
+#ifndef __INTEL_HISTOGRAM_REGS_H__
+#define __INTEL_HISTOGRAM_REGS_H__
+
+#include "intel_display_reg_defs.h"
+
+/* GLOBAL_HIST related registers */
+#define _DPST_CTL_A 0x490C0
+#define _DPST_CTL_B 0x491C0
+#define DPST_CTL(pipe) _MMIO_PIPE(pipe, _DPST_CTL_A, _DPST_CTL_B)
+#define DPST_CTL_IE_HIST_EN REG_BIT(31)
+#define DPST_CTL_RESTORE REG_BIT(28)
+#define DPST_CTL_IE_MODI_TABLE_EN REG_BIT(27)
+#define DPST_CTL_HIST_MODE REG_BIT(24)
+#define DPST_CTL_ENHANCEMENT_MODE_MASK REG_GENMASK(14, 13)
+#define DPST_CTL_EN_MULTIPLICATIVE REG_FIELD_PREP(DPST_CTL_ENHANCEMENT_MODE_MASK, 2)
+#define DPST_CTL_IE_TABLE_VALUE_FORMAT REG_BIT(15)
+#define DPST_CTL_BIN_REG_FUNC_SEL REG_BIT(11)
+#define DPST_CTL_BIN_REG_FUNC_TC REG_FIELD_PREP(DPST_CTL_BIN_REG_FUNC_SEL, 0)
+#define DPST_CTL_BIN_REG_FUNC_IE REG_FIELD_PREP(DPST_CTL_BIN_REG_FUNC_SEL, 1)
+#define DPST_CTL_BIN_REG_MASK REG_GENMASK(6, 0)
+#define DPST_CTL_BIN_REG_CLEAR REG_FIELD_PREP(DPST_CTL_BIN_REG_MASK, 0)
+#define DPST_CTL_IE_TABLE_VALUE_FORMAT_2INT_8FRAC REG_FIELD_PREP(DPST_CTL_IE_TABLE_VALUE_FORMAT, 1)
+#define DPST_CTL_IE_TABLE_VALUE_FORMAT_1INT_9FRAC REG_FIELD_PREP(DPST_CTL_IE_TABLE_VALUE_FORMAT, 0)
+#define DPST_CTL_HIST_MODE_YUV REG_FIELD_PREP(DPST_CTL_HIST_MODE, 0)
+#define DPST_CTL_HIST_MODE_HSV REG_FIELD_PREP(DPST_CTL_HIST_MODE, 1)
+
+#define _DPST_GUARD_A 0x490C8
+#define _DPST_GUARD_B 0x491C8
+#define DPST_GUARD(pipe) _MMIO_PIPE(pipe, _DPST_GUARD_A, _DPST_GUARD_B)
+#define DPST_GUARD_HIST_INT_EN REG_BIT(31)
+#define DPST_GUARD_HIST_EVENT_STATUS REG_BIT(30)
+#define DPST_GUARD_INTERRUPT_DELAY_MASK REG_GENMASK(29, 22)
+#define DPST_GUARD_INTERRUPT_DELAY(val) REG_FIELD_PREP(DPST_GUARD_INTERRUPT_DELAY_MASK, val)
+#define DPST_GUARD_THRESHOLD_GB_MASK REG_GENMASK(21, 0)
+#define DPST_GUARD_THRESHOLD_GB(val) REG_FIELD_PREP(DPST_GUARD_THRESHOLD_GB_MASK, val)
+
+#define _DPST_BIN_A 0x490C4
+#define _DPST_BIN_B 0x491C4
+#define DPST_BIN(pipe) _MMIO_PIPE(pipe, _DPST_BIN_A, _DPST_BIN_B)
+#define DPST_BIN_DATA_MASK REG_GENMASK(23, 0)
+#define DPST_BIN_BUSY REG_BIT(31)
+
+#endif /* __INTEL_HISTOGRAM_REGS_H__ */