diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c
index 5e03d03..5a74c97 100644
--- a/arch/arm/mach-sunxi/board.c
+++ b/arch/arm/mach-sunxi/board.c
@@ -69,12 +69,14 @@ struct mm_region *mem_map = sunxi_mem_map;
 static int gpio_init(void)
 {
 #if CONFIG_CONS_INDEX == 1 && defined(CONFIG_UART0_PORT_F)
-#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I)
+#if defined(CONFIG_MACH_SUN4I) || \
+    defined(CONFIG_MACH_SUN7I) || \
+    defined(CONFIG_MACH_SUN8I_R40)
 	/* disable GPB22,23 as uart0 tx,rx to avoid conflict */
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(22), SUNXI_GPIO_INPUT);
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(23), SUNXI_GPIO_INPUT);
 #endif
-#if defined(CONFIG_MACH_SUN8I)
+#if defined(CONFIG_MACH_SUN8I) && !defined(CONFIG_MACH_SUN8I_R40)
 	sunxi_gpio_set_cfgpin(SUNXI_GPF(2), SUN8I_GPF_UART0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPF(4), SUN8I_GPF_UART0);
 #else
@@ -82,7 +84,9 @@ static int gpio_init(void)
 	sunxi_gpio_set_cfgpin(SUNXI_GPF(4), SUNXI_GPF_UART0);
 #endif
 	sunxi_gpio_set_pull(SUNXI_GPF(4), 1);
-#elif CONFIG_CONS_INDEX == 1 && (defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I))
+#elif CONFIG_CONS_INDEX == 1 && (defined(CONFIG_MACH_SUN4I) || \
+				 defined(CONFIG_MACH_SUN7I) || \
+				 defined(CONFIG_MACH_SUN8I_R40))
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(22), SUN4I_GPB_UART0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(23), SUN4I_GPB_UART0);
 	sunxi_gpio_set_pull(SUNXI_GPB(23), SUNXI_GPIO_PULL_UP);
diff --git a/arch/arm/mach-sunxi/cpu_info.c b/arch/arm/mach-sunxi/cpu_info.c
index 85633cc..7851de2 100644
--- a/arch/arm/mach-sunxi/cpu_info.c
+++ b/arch/arm/mach-sunxi/cpu_info.c
@@ -87,6 +87,8 @@ int print_cpuinfo(void)
 	printf("CPU:   Allwinner A83T (SUN8I %04x)\n", sunxi_get_sram_id());
 #elif defined CONFIG_MACH_SUN8I_H3
 	printf("CPU:   Allwinner H3 (SUN8I %04x)\n", sunxi_get_sram_id());
+#elif defined CONFIG_MACH_SUN8I_R40
+	printf("CPU:   Allwinner R40 (SUN8I %04x)\n", sunxi_get_sram_id());
 #elif defined CONFIG_MACH_SUN9I
 	puts("CPU:   Allwinner A80 (SUN9I)\n");
 #elif defined CONFIG_MACH_SUN50I
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index 6735558..3df7077 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -134,6 +134,11 @@ config MACH_SUN8I_H3
 	select MACH_SUNXI_H3_H5
 	select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT
 
+config MACH_SUN8I_R40
+	bool "sun8i (Allwinner R40)"
+	select CPU_V7
+	select SUNXI_GEN_SUN6I
+
 config MACH_SUN9I
 	bool "sun9i (Allwinner A80)"
 	select CPU_V7
@@ -163,6 +168,7 @@ config MACH_SUN8I
 	default y if MACH_SUN8I_A33
 	default y if MACH_SUN8I_A83T
 	default y if MACH_SUNXI_H3_H5
+	default y if MACH_SUN8I_R40
 
 config RESERVE_ALLWINNER_BOOT0_HEADER
 	bool "reserve space for Allwinner boot0 header"
@@ -528,6 +534,7 @@ config VIDEO
 	bool "Enable graphical uboot console on HDMI, LCD or VGA"
 	depends on !MACH_SUN8I_A83T
 	depends on !MACH_SUNXI_H3_H5
+	depends on !MACH_SUN8I_R40
 	depends on !MACH_SUN9I
 	depends on !MACH_SUN50I
 	default y
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index e2bba9a..4c21180 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -396,7 +396,10 @@ int board_mmc_init(bd_t *bis)
 void i2c_init_board(void)
 {
 #ifdef CONFIG_I2C0_ENABLE
-#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN5I) || defined(CONFIG_MACH_SUN7I)
+#if defined(CONFIG_MACH_SUN4I) || \
+    defined(CONFIG_MACH_SUN5I) || \
+    defined(CONFIG_MACH_SUN7I) || \
+    defined(CONFIG_MACH_SUN8I_R40)
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN4I_GPB_TWI0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN4I_GPB_TWI0);
 	clock_twi_onoff(0, 1);
@@ -412,7 +415,9 @@ void i2c_init_board(void)
 #endif
 
 #ifdef CONFIG_I2C1_ENABLE
-#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I)
+#if defined(CONFIG_MACH_SUN4I) || \
+    defined(CONFIG_MACH_SUN7I) || \
+    defined(CONFIG_MACH_SUN8I_R40)
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN4I_GPB_TWI1);
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(19), SUN4I_GPB_TWI1);
 	clock_twi_onoff(1, 1);
@@ -432,7 +437,9 @@ void i2c_init_board(void)
 #endif
 
 #ifdef CONFIG_I2C2_ENABLE
-#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I)
+#if defined(CONFIG_MACH_SUN4I) || \
+    defined(CONFIG_MACH_SUN7I) || \
+    defined(CONFIG_MACH_SUN8I_R40)
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(20), SUN4I_GPB_TWI2);
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(21), SUN4I_GPB_TWI2);
 	clock_twi_onoff(2, 1);
@@ -456,7 +463,8 @@ void i2c_init_board(void)
 	sunxi_gpio_set_cfgpin(SUNXI_GPG(10), SUN6I_GPG_TWI3);
 	sunxi_gpio_set_cfgpin(SUNXI_GPG(11), SUN6I_GPG_TWI3);
 	clock_twi_onoff(3, 1);
-#elif defined(CONFIG_MACH_SUN7I)
+#elif defined(CONFIG_MACH_SUN7I) || \
+      defined(CONFIG_MACH_SUN8I_R40)
 	sunxi_gpio_set_cfgpin(SUNXI_GPI(0), SUN7I_GPI_TWI3);
 	sunxi_gpio_set_cfgpin(SUNXI_GPI(1), SUN7I_GPI_TWI3);
 	clock_twi_onoff(3, 1);
@@ -464,7 +472,8 @@ void i2c_init_board(void)
 #endif
 
 #ifdef CONFIG_I2C4_ENABLE
-#if defined(CONFIG_MACH_SUN7I)
+#if defined(CONFIG_MACH_SUN7I) || \
+    defined(CONFIG_MACH_SUN8I_R40)
 	sunxi_gpio_set_cfgpin(SUNXI_GPI(2), SUN7I_GPI_TWI4);
 	sunxi_gpio_set_cfgpin(SUNXI_GPI(3), SUN7I_GPI_TWI4);
 	clock_twi_onoff(4, 1);