From 7d30e8b3815f804139271dfc31962ab74ce89650 Mon Sep 17 00:00:00 2001 From: Kukjin Kim Date: Mon, 14 Feb 2011 16:33:10 +0900 Subject: ARM: EXYNOS4: Add EXYNOS4 CPU initialization support This patch adds EXYNOS4 CPU support files in mach-exynos4, and basically they are moved from mach-s5pv310 so that it can support Samsung's new CPU name, EXYNOS4. The EXYNOS4 ingegrates a ARM Cortex A9 multi-core. Signed-off-by: Kukjin Kim --- arch/arm/mach-exynos4/include/mach/debug-macro.S | 35 ++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 arch/arm/mach-exynos4/include/mach/debug-macro.S (limited to 'arch/arm/mach-exynos4/include/mach/debug-macro.S') diff --git a/arch/arm/mach-exynos4/include/mach/debug-macro.S b/arch/arm/mach-exynos4/include/mach/debug-macro.S new file mode 100644 index 000000000000..58bbd049a6c4 --- /dev/null +++ b/arch/arm/mach-exynos4/include/mach/debug-macro.S @@ -0,0 +1,35 @@ +/* linux/arch/arm/mach-exynos4/include/mach/debug-macro.S + * + * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Based on arch/arm/mach-s3c6400/include/mach/debug-macro.S + * + * 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. +*/ + +/* pull in the relevant register and map files. */ + +#include + + /* note, for the boot process to work we have to keep the UART + * virtual address aligned to an 1MiB boundary for the L1 + * mapping the head code makes. We keep the UART virtual address + * aligned and add in the offset when we load the value here. + */ + + .macro addruart, rp, rv + ldreq \rp, = S3C_PA_UART + ldrne \rv, = S3C_VA_UART +#if CONFIG_DEBUG_S3C_UART != 0 + add \rp, \rp, #(0x10000 * CONFIG_DEBUG_S3C_UART) + add \rv, \rv, #(0x10000 * CONFIG_DEBUG_S3C_UART) +#endif + .endm + +#define fifo_full fifo_full_s5pv210 +#define fifo_level fifo_level_s5pv210 + +#include -- cgit v1.2.1