arm: Initial Cubieboard4 work

* SD cards are "blessed" with a boot0 spl and boot1 u-boot at fixed locations. * Allwinner's u-boot is lacking a lot. * Upstream u-boot should be better at some point. WIP: http://lists.denx.de/pipermail/u-boot/2015-January/201537.html
2015-04-11 16:53:04 -05:00
parent 97ebc043a6
commit 9c5e234cb3
5 changed files with 151 additions and 5 deletions
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2012-2015 Haiku, Inc. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Alexander von Gluck, [email protected]
+ */
+#ifndef _BOARD_SUN9I_BOARD_CONFIG_H
+#define _BOARD_SUN9I_BOARD_CONFIG_H
+
+// https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/arch/arm/boot/dts/sun9i-a80.dtsi
+// http://linux-sunxi.org/A80/Memory_map
+
+#define BOARD_NAME_PRETTY "Allwinner A80"
+
+#define BOARD_CPU_TYPE_ARM7 1
+#define BOARD_CPU_A80 1
+
+//#include <arch/arm/sun9i-a80.h>
+
+// For now we just pick up APB1 devices + CPUS
+#define DEVICE_BASE 0x07000000
+#define DEVICE_SIZE 0x1008FFF
+
+#define VECT_BASE 0xFFFF0000
+#define VECT_SIZE SIZE_4K
+
+#define SDRAM_BASE 0x20000000
+#define SDRAM_SIZE 0x4000000
+	// 64Mb (although it is really 0x1FFFFFFFF) 
+
+// UART Settings
+
+// snps,dw-apb-uart?
+#define BOARD_UART1_BASE 0x07000000
+#define BOARD_UART2_BASE BOARD_UART1_BASE + 0x400
+#define BOARD_UART3_BASE BOARD_UART2_BASE + 0x400
+
+#define BOARD_UART_DEBUG BOARD_UART1_BASE
+
+#define BOARD_UART_CLOCK 24000000
+	/* 2.4Mhz */
+
+
+#endif /* _BOARD_SUN9I_BOARD_CONFIG_H */