allwinner: Add Allwinner A64 support

The Allwinner A64 SoC is quite popular on single board computers.
It comes with four Cortex-A53 cores in a singe cluster and the usual
peripherals for set-top box/tablet SoC.

The ATF platform target is called "sun50i_a64".

[Andre: adapted to amended directory layout, removed unneeded definitions ]

Signed-off-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
diff --git a/plat/allwinner/sun50i_a64/include/sunxi_mmap.h b/plat/allwinner/sun50i_a64/include/sunxi_mmap.h
new file mode 100644
index 0000000..f68a686
--- /dev/null
+++ b/plat/allwinner/sun50i_a64/include/sunxi_mmap.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef __SUNXI_MMAP_H__
+#define __SUNXI_MMAP_H__
+
+/* Memory regions */
+#define SUNXI_ROM_BASE			0x00000000
+#define SUNXI_ROM_SIZE			0x00010000
+#define SUNXI_SRAM_BASE			0x00010000
+#define SUNXI_SRAM_SIZE			0x00044000
+#define SUNXI_SRAM_A1_BASE		0x00010000
+#define SUNXI_SRAM_A1_SIZE		0x00008000
+#define SUNXI_SRAM_A2_BASE		0x00044000
+#define SUNXI_SRAM_A2_SIZE		0x00010000
+#define SUNXI_SRAM_C_BASE		0x00018000
+#define SUNXI_SRAM_C_SIZE		0x0001c000
+#define SUNXI_DEV_BASE			0x01000000
+#define SUNXI_DEV_SIZE			0x01000000
+#define SUNXI_DRAM_BASE			0x40000000
+#define SUNXI_DRAM_SIZE			0x80000000
+
+/* Memory-mapped devices */
+#define SUNXI_CPU_MBIST_BASE		0x01502000
+#define SUNXI_CPUCFG_BASE		0x01700000
+#define SUNXI_SYSCON_BASE		0x01c00000
+#define SUNXI_SRAM_VER_REG		(SUNXI_SYSCON_BASE + 0x24)
+#define SUNXI_KEYMEM_BASE		0x01c0b000
+#define SUNXI_SMHC0_BASE		0x01c0f000
+#define SUNXI_SMHC1_BASE		0x01c10000
+#define SUNXI_SMHC2_BASE		0x01c11000
+#define SUNXI_SID_BASE			0x01c14000
+#define SUNXI_MSGBOX_BASE		0x01c17000
+#define SUNXI_SPINLOCK_BASE		0x01c18000
+#define SUNXI_CCU_BASE			0x01c20000
+#define SUNXI_PIO_BASE			0x01c20800
+#define SUNXI_TIMER_BASE		0x01c20c00
+#define SUNXI_WDOG_BASE			0x01c20ca0
+#define SUNXI_THS_BASE			0x01c25000
+#define SUNXI_UART0_BASE		0x01c28000
+#define SUNXI_UART1_BASE		0x01c28400
+#define SUNXI_UART2_BASE		0x01c28800
+#define SUNXI_UART3_BASE		0x01c28c00
+#define SUNXI_I2C0_BASE			0x01c2ac00
+#define SUNXI_I2C1_BASE			0x01c2b000
+#define SUNXI_I2C2_BASE			0x01c2b400
+#define SUNXI_DRAMCOM_BASE		0x01c62000
+#define SUNXI_DRAMCTL_BASE		0x01c63000
+#define SUNXI_DRAMPHY_BASE		0x01c65000
+#define SUNXI_SPI0_BASE			0x01c68000
+#define SUNXI_SPI1_BASE			0x01c69000
+#define SUNXI_SCU_BASE			0x01c80000
+#define SUNXI_GICD_BASE			0x01c81000
+#define SUNXI_GICC_BASE			0x01c82000
+#define SUNXI_RTC_BASE			0x01f00000
+#define SUNXI_R_TIMER_BASE		0x01f00800
+#define SUNXI_R_INTC_BASE		0x01f00c00
+#define SUNXI_R_WDOG_BASE		0x01f01000
+#define SUNXI_R_PRCM_BASE		0x01f01400
+#define SUNXI_R_TWD_BASE		0x01f01800
+#define SUNXI_R_CPUCFG_BASE		0x01f01c00
+#define SUNXI_R_CIR_BASE		0x01f02000
+#define SUNXI_R_I2C_BASE		0x01f02400
+#define SUNXI_R_UART_BASE		0x01f02800
+#define SUNXI_R_PIO_BASE		0x01f02c00
+#define SUNXI_R_RSB_BASE		0x01f03400
+#define SUNXI_R_PWM_BASE		0x01f03800
+
+#endif /* __SUNXI_MMAP_H__ */