/* * Early serial output macro for Allwinner A1X SoCs * * Copyright (C) 2012 Maxime Ripard * * Maxime Ripard <maxime.ripard@free-electrons.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #if defined(CONFIG_DEBUG_SUNXI_UART0) #define SUNXI_UART_DEBUG_PHYS_BASE 0x01c28000 #define SUNXI_UART_DEBUG_VIRT_BASE 0xf1c28000 #elif defined(CONFIG_DEBUG_SUNXI_UART1) #define SUNXI_UART_DEBUG_PHYS_BASE 0x01c28400 #define SUNXI_UART_DEBUG_VIRT_BASE 0xf1c28400 #endif .macro addruart, rp, rv, tmp ldr \rp, =SUNXI_UART_DEBUG_PHYS_BASE ldr \rv, =SUNXI_UART_DEBUG_VIRT_BASE .endm #define UART_SHIFT 2 #include <asm/hardware/debug-8250.S>