[U-Boot] [RFC PATCH 2/4] sunxi: add basic V3s support
Icenowy Zheng
icenowy at aosc.xyz
Wed Dec 28 20:00:59 CET 2016
Currently a working SPL for V3s can be built now.
The U-Boot main binary still cannot work.
Signed-off-by: Icenowy Zheng <icenowy at aosc.xyz>
---
arch/arm/include/asm/arch-sunxi/gpio.h | 1 +
arch/arm/mach-sunxi/board.c | 9 +++++++--
arch/arm/mach-sunxi/cpu_info.c | 2 ++
board/sunxi/Kconfig | 13 ++++++++++++-
include/configs/sun8i.h | 2 ++
5 files changed, 24 insertions(+), 3 deletions(-)
diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h
index 85a4ec3b0e..24f85206c8 100644
--- a/arch/arm/include/asm/arch-sunxi/gpio.h
+++ b/arch/arm/include/asm/arch-sunxi/gpio.h
@@ -161,6 +161,7 @@ enum sunxi_gpio_number {
#define SUN8I_GPB_UART2 2
#define SUN8I_A33_GPB_UART0 3
#define SUN8I_A83T_GPB_UART0 2
+#define SUN8I_V3S_GPB_UART0 3
#define SUN50I_GPB_UART0 4
#define SUNXI_GPC_NAND 2
diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c
index aa11493748..3b28478e2d 100644
--- a/arch/arm/mach-sunxi/board.c
+++ b/arch/arm/mach-sunxi/board.c
@@ -110,6 +110,10 @@ static int gpio_init(void)
sunxi_gpio_set_cfgpin(SUNXI_GPB(9), SUN8I_A83T_GPB_UART0);
sunxi_gpio_set_cfgpin(SUNXI_GPB(10), SUN8I_A83T_GPB_UART0);
sunxi_gpio_set_pull(SUNXI_GPB(10), SUNXI_GPIO_PULL_UP);
+#elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUN8I_V3S)
+ sunxi_gpio_set_cfgpin(SUNXI_GPB(8), SUN8I_V3S_GPB_UART0);
+ sunxi_gpio_set_cfgpin(SUNXI_GPB(9), SUN8I_V3S_GPB_UART0);
+ sunxi_gpio_set_pull(SUNXI_GPB(9), 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);
@@ -180,10 +184,11 @@ void s_init(void)
/* No H3 BSP, boot0 seems to not modify SUNXI_SRAMC_BASE + 0x44 */
#endif
-#if defined CONFIG_MACH_SUN6I || \
+#if (defined CONFIG_MACH_SUN6I || \
defined CONFIG_MACH_SUN7I || \
defined CONFIG_MACH_SUN8I || \
- defined CONFIG_MACH_SUN9I
+ defined CONFIG_MACH_SUN9I) && \
+ !defined CONFIG_MACH_SUN8I_V3S
/* Enable SMP mode for CPU0, by setting bit 6 of Auxiliary Ctl reg */
asm volatile(
"mrc p15, 0, r0, c1, c0, 1\n"
diff --git a/arch/arm/mach-sunxi/cpu_info.c b/arch/arm/mach-sunxi/cpu_info.c
index f1f6fd5ba4..15f1e0e45a 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_V3S
+ printf("CPU: Allwinner V3s (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 c11d40ee7e..09af3537b2 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -122,6 +122,17 @@ config MACH_SUN8I_H3
select SUNXI_H3_DW_DRAM
select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT
+config MACH_SUN8I_V3S
+ bool "sun8i (Allwinner V3s)"
+ select CPU_V7
+ select CPU_V7_HAS_NONSEC
+ select CPU_V7_HAS_VIRT
+ select SUNXI_GEN_SUN6I
+ select SUPPORT_SPL
+ select SUNXI_H3_DW_DRAM
+ select SUNXI_H3_DRAM_DDR2
+ select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT
+
config MACH_SUN9I
bool "sun9i (Allwinner A80)"
select CPU_V7
@@ -138,7 +149,7 @@ 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 || MACH_SUN8I_H3 || MACH_SUN8I_A83T
+ default y if MACH_SUN8I_A23 || MACH_SUN8I_A33 || MACH_SUN8I_H3 || MACH_SUN8I_A83T || MACH_SUN8I_V3S
config DRAM_TYPE
int "sunxi dram type"
diff --git a/include/configs/sun8i.h b/include/configs/sun8i.h
index a4c3fb69e4..6ac42acaea 100644
--- a/include/configs/sun8i.h
+++ b/include/configs/sun8i.h
@@ -21,6 +21,8 @@
#define CONFIG_SUNXI_USB_PHYS 4
#elif defined CONFIG_MACH_SUN8I_A83T
#define CONFIG_SUNXI_USB_PHYS 3
+#elif defined CONFIG_MACH_SUN8I_V3S
+ #define CONFIG_SUNXI_USB_PHYS 1
#else
#define CONFIG_SUNXI_USB_PHYS 2
#endif
--
2.11.0
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