增加所有文件

drivers/include/dispss/disp_reg_rw.h

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+/**
+ * @file disp_reg_rw.h
+ * @brief SemiDrive Display REG RW header file.
+ *
+ * @copyright Copyright (c) 2022  Semidrive Semiconductor.
+ *            All rights reserved.
+ */
+
+#ifndef DISP_REG_RW__
+#define DISP_REG_RW__
+
+#include <reg.h>
+
+static inline unsigned int reg_value(unsigned int val, unsigned int src,
+                                     unsigned int shift, unsigned int mask)
+{
+    return (src & ~mask) | ((val << shift) & mask);
+}
+
+static inline unsigned int disp_read(unsigned long base, unsigned int reg)
+{
+    return readl(base + reg);
+}
+
+static inline void disp_write(unsigned long base, unsigned int reg,
+                              unsigned int value)
+{
+    writel(value, base + reg);
+}
+
+#endif /* DISP_REG_RW__ */