--- zzzz-none-000/linux-3.10.107/arch/mips/ath79/common.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/mips/ath79/common.h	2021-02-04 17:41:59.000000000 +0000
@@ -15,17 +15,23 @@
 #define __ATH79_COMMON_H
 
 #include <linux/types.h>
-#include <linux/init.h>
+
 
 #define ATH79_MEM_SIZE_MIN	(2 * 1024 * 1024)
-#define ATH79_MEM_SIZE_MAX	(128 * 1024 * 1024)
+#define ATH79_MEM_SIZE_MAX	(256 * 1024 * 1024)
 
 void ath79_clocks_init(void);
+unsigned long ath79_get_sys_clk_rate(const char *id);
+
+void ath79_ddr_ctrl_init(void);
 void ath79_ddr_wb_flush(unsigned int reg);
 
 void ath79_gpio_function_enable(u32 mask);
 void ath79_gpio_function_disable(u32 mask);
 void ath79_gpio_function_setup(u32 set, u32 clear);
+void ath79_gpio_function2_setup(u32 set, u32 clear);
+void ath79_gpio_output_select(unsigned gpio, u8 val);
+int ath79_gpio_direction_select(unsigned gpio, bool oe);
 void ath79_gpio_init(void);
 
 #endif /* __ATH79_COMMON_H */