sunxi: Add basic H3 support

Add initial sun8i H3 support, only uart + mmc are supported for now.

Signed-off-by: Jens Kuske <jenskuske@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

arch/arm/cpu/armv7/sunxi/board.c

@@ -72,6 +72,10 @@ static int gpio_init(void)
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN8I_A33_GPB_UART0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN8I_A33_GPB_UART0);
 	sunxi_gpio_set_pull(SUNXI_GPB(1), SUNXI_GPIO_PULL_UP);
+#elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUN8I_H3)
+	sunxi_gpio_set_cfgpin(SUNXI_GPA(4), SUN8I_H3_GPA_UART0);
+	sunxi_gpio_set_cfgpin(SUNXI_GPA(5), SUN8I_H3_GPA_UART0);
+	sunxi_gpio_set_pull(SUNXI_GPA(5), SUNXI_GPIO_PULL_UP);
 #elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUN9I)
 	sunxi_gpio_set_cfgpin(SUNXI_GPH(12), SUN9I_GPH_UART0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPH(13), SUN9I_GPH_UART0);

arch/arm/cpu/armv7/sunxi/cpu_info.c

@@ -69,6 +69,8 @@ int print_cpuinfo(void)
 	puts("CPU:   Allwinner A23 (SUN8I)\n");
 #elif defined CONFIG_MACH_SUN8I_A33
 	puts("CPU:   Allwinner A33 (SUN8I)\n");
+#elif defined CONFIG_MACH_SUN8I_H3
+	puts("CPU:   Allwinner H3 (SUN8I)\n");
 #elif defined CONFIG_MACH_SUN9I
 	puts("CPU:   Allwinner A80 (SUN9I)\n");
 #else

arch/arm/include/asm/arch-sunxi/gpio.h

@@ -147,6 +147,7 @@ enum sunxi_gpio_number {
 #define SUN7I_GPA_GMAC		5
 #define SUN6I_GPA_SDC2		5
 #define SUN6I_GPA_SDC3		4
+#define SUN8I_H3_GPA_UART0	2
 
 #define SUN4I_GPB_TWI0		2
 #define SUN4I_GPB_TWI1		2

board/sunxi/Kconfig

@@ -68,6 +68,11 @@ config MACH_SUN8I_A33
 	select SUPPORT_SPL
 	select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT
 
+config MACH_SUN8I_H3
+	bool "sun8i (Allwinner H3)"
+	select CPU_V7
+	select SUNXI_GEN_SUN6I
+
 config MACH_SUN9I
 	bool "sun9i (Allwinner A80)"
 	select CPU_V7
@@ -78,7 +83,7 @@ endchoice
 # The sun8i SoCs share a lot, this helps to avoid a lot of "if A23 || A33"
 config MACH_SUN8I
 	bool
-	default y if MACH_SUN8I_A23 || MACH_SUN8I_A33
+	default y if MACH_SUN8I_A23 || MACH_SUN8I_A33 || MACH_SUN8I_H3
 
 
 config DRAM_CLK

drivers/power/Kconfig

@@ -8,7 +8,8 @@ choice
 	prompt "Select Sunxi PMIC Variant"
 	depends on ARCH_SUNXI
 	default AXP209_POWER if MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
-	default AXP221_POWER if MACH_SUN6I || MACH_SUN8I
+	default AXP221_POWER if MACH_SUN6I || MACH_SUN8I_A23 || MACH_SUN8I_A33
+	default SUNXI_NO_PMIC if MACH_SUN8I_H3
 
 config SUNXI_NO_PMIC
 	boolean "board without a pmic"
@@ -31,7 +32,7 @@ config AXP209_POWER
 
 config AXP221_POWER
 	boolean "axp221 / axp223 pmic support"
-	depends on MACH_SUN6I || MACH_SUN8I
+	depends on MACH_SUN6I || MACH_SUN8I_A23 || MACH_SUN8I_A33
 	---help---
 	Select this to enable support for the axp221/axp223 pmic found on most
 	A23 and A31 boards.

include/configs/sun8i.h

@@ -25,6 +25,8 @@
 #define CONFIG_ARMV7_PSCI_NR_CPUS	2
 #elif defined(CONFIG_MACH_SUN8I_A33)
 #define CONFIG_ARMV7_PSCI_NR_CPUS	4
+#elif defined(CONFIG_MACH_SUN8I_H3)
+#define CONFIG_ARMV7_PSCI_NR_CPUS	4
 #else
 #error Unsupported sun8i variant
 #endif