From 0a43cd3b1cc1b7e1dfc461cf55b414610d038769 Mon Sep 17 00:00:00 2001 From: Haojian Zhuang Date: Wed, 10 Apr 2013 11:17:04 +0800 Subject: ARM: pxa: move debug uart code Move debug uart code from mach-pxa/mach-mmp to debug directory. Since they are similar, merge them together. Signed-off-by: Haojian Zhuang Acked-by: Eric Mico --- arch/arm/include/debug/pxa.S | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 arch/arm/include/debug/pxa.S (limited to 'arch/arm/include/debug') diff --git a/arch/arm/include/debug/pxa.S b/arch/arm/include/debug/pxa.S new file mode 100644 index 0000000..e1e795a --- /dev/null +++ b/arch/arm/include/debug/pxa.S @@ -0,0 +1,33 @@ +/* + * Early serial output macro for Marvell PXA/MMP SoC + * + * Copyright (C) 1994-1999 Russell King + * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks + * + * Copyright (C) 2013 Haojian Zhuang + * + * 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_PXA_UART1) +#define PXA_UART_REG_PHYS_BASE 0x40100000 +#define PXA_UART_REG_VIRT_BASE 0xf2100000 +#elif defined(CONFIG_DEBUG_MMP_UART2) +#define PXA_UART_REG_PHYS_BASE 0xd4017000 +#define PXA_UART_REG_VIRT_BASE 0xfe017000 +#elif defined(CONFIG_DEBUG_MMP_UART3) +#define PXA_UART_REG_PHYS_BASE 0xd4018000 +#define PXA_UART_REG_VIRT_BASE 0xfe018000 +#else +#error "Select uart for DEBUG_LL" +#endif + + .macro addruart, rp, rv, tmp + ldr \rp, =PXA_UART_REG_PHYS_BASE + ldr \rv, =PXA_UART_REG_VIRT_BASE + .endm + +#define UART_SHIFT 2 +#include -- cgit v1.1