[U-Boot] [PATCH v2 5/6] sun9i: Basic sun9i (A80) support

Hans de Goede hdegoede at redhat.com
Wed May 20 15:35:08 CEST 2015


Add initial sun9i (A80) support, only uart + mmc are supported for now.

Signed-off-by: Hans de Goede <hdegoede at redhat.com>
Acked-by: Ian Campbell <ijc at hellion.org.uk>
---
 arch/arm/cpu/armv7/sunxi/Makefile      |  2 ++
 arch/arm/cpu/armv7/sunxi/board.c       |  4 ++++
 arch/arm/cpu/armv7/sunxi/cpu_info.c    |  3 +++
 arch/arm/include/asm/arch-sunxi/gpio.h |  1 +
 board/sunxi/Kconfig                    |  6 ++++++
 board/sunxi/board.c                    |  3 ++-
 include/configs/sun9i.h                | 21 +++++++++++++++++++++
 7 files changed, 39 insertions(+), 1 deletion(-)
 create mode 100644 include/configs/sun9i.h

diff --git a/arch/arm/cpu/armv7/sunxi/Makefile b/arch/arm/cpu/armv7/sunxi/Makefile
index 6a0299f..7ef6b4c 100644
--- a/arch/arm/cpu/armv7/sunxi/Makefile
+++ b/arch/arm/cpu/armv7/sunxi/Makefile
@@ -13,7 +13,9 @@ obj-y	+= clock.o
 obj-y	+= cpu_info.o
 obj-y	+= dram_helpers.o
 obj-y	+= pinmux.o
+ifndef CONFIG_MACH_SUN9I
 obj-y	+= usb_phy.o
+endif
 obj-$(CONFIG_MACH_SUN6I)	+= prcm.o
 obj-$(CONFIG_MACH_SUN8I)	+= prcm.o
 obj-$(CONFIG_MACH_SUN9I)	+= prcm.o
diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c
index 75ce7b5..23aa249 100644
--- a/arch/arm/cpu/armv7/sunxi/board.c
+++ b/arch/arm/cpu/armv7/sunxi/board.c
@@ -64,6 +64,10 @@ static int gpio_init(void)
 	sunxi_gpio_set_cfgpin(SUNXI_GPH(20), SUN6I_GPH_UART0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPH(21), SUN6I_GPH_UART0);
 	sunxi_gpio_set_pull(SUNXI_GPH(21), 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);
+	sunxi_gpio_set_pull(SUNXI_GPH(13), SUNXI_GPIO_PULL_UP);
 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
 	sunxi_gpio_set_cfgpin(SUNXI_GPG(3), SUN5I_GPG_UART1);
 	sunxi_gpio_set_cfgpin(SUNXI_GPG(4), SUN5I_GPG_UART1);
diff --git a/arch/arm/cpu/armv7/sunxi/cpu_info.c b/arch/arm/cpu/armv7/sunxi/cpu_info.c
index 8e8c84f..a276fad 100644
--- a/arch/arm/cpu/armv7/sunxi/cpu_info.c
+++ b/arch/arm/cpu/armv7/sunxi/cpu_info.c
@@ -11,6 +11,7 @@
 #include <asm/arch/cpu.h>
 #include <asm/arch/clock.h>
 #include <axp221.h>
+#include <errno.h>
 
 #ifdef CONFIG_MACH_SUN6I
 int sunxi_get_ss_bonding_id(void)
@@ -68,6 +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_SUN9I
+	puts("CPU:   Allwinner A80 (SUN9I)\n");
 #else
 #warning Please update cpu_info.c with correct CPU information
 	puts("CPU:   SUNXI Family\n");
diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h
index 148123a..496295d 100644
--- a/arch/arm/include/asm/arch-sunxi/gpio.h
+++ b/arch/arm/include/asm/arch-sunxi/gpio.h
@@ -185,6 +185,7 @@ enum sunxi_gpio_number {
 #define SUN8I_GPH_TWI1		2
 #define SUN6I_GPH_TWI2		2
 #define SUN6I_GPH_UART0		2
+#define SUN9I_GPH_UART0		2
 
 #define SUNXI_GPI_SDC3		2
 #define SUN7I_GPI_TWI3		3
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index ca805e4..6f5fde9 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -59,6 +59,11 @@ config MACH_SUN8I_A33
 	select SUNXI_GEN_SUN6I
 	select SUPPORT_SPL
 
+config MACH_SUN9I
+	bool "sun9i (Allwinner A80)"
+	select CPU_V7
+	select SUNXI_GEN_SUN6I
+
 endchoice
 
 # The sun8i SoCs share a lot, this helps to avoid a lot of "if A23 || A33"
@@ -187,6 +192,7 @@ config SYS_CONFIG_NAME
 	default "sun6i" if MACH_SUN6I
 	default "sun7i" if MACH_SUN7I
 	default "sun8i" if MACH_SUN8I
+	default "sun9i" if MACH_SUN9I
 
 config SYS_BOARD
 	default "sunxi"
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index 5f79cc1..ed60e74 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -530,10 +530,11 @@ int misc_init_r(void)
 		}
 	}
 
+#ifndef CONFIG_MACH_SUN9I
 	ret = sunxi_usb_phy_probe();
 	if (ret)
 		return ret;
-
+#endif
 #if defined(CONFIG_MUSB_HOST) || defined(CONFIG_MUSB_GADGET)
 	musb_register(&musb_plat, NULL, (void *)SUNXI_USB0_BASE);
 #endif
diff --git a/include/configs/sun9i.h b/include/configs/sun9i.h
new file mode 100644
index 0000000..cd9e08d
--- /dev/null
+++ b/include/configs/sun9i.h
@@ -0,0 +1,21 @@
+/*
+ * (C) Copyright 2015 Hans de Goede <hdegoede at redhat.com>
+ *
+ * Configuration settings for the Allwinner A80 (sun9i) CPU
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * A80 specific configuration
+ */
+
+/*
+ * Include common sunxi configuration where most the settings are
+ */
+#include <configs/sunxi-common.h>
+
+#endif /* __CONFIG_H */
-- 
2.4.1



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