From: Pankaj Dubey <pankaj.dubey@samsung.com>
Date: Thu, 8 Jan 2015 16:14:23 +0000 (+0900)
Subject: ARM: EXYNOS: Remove i2c sys configuration related code
X-Git-Tag: fixes-v4.0-rc1~88^2~6^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=32b0aa9aaeb4;p=pandora-kernel.git

ARM: EXYNOS: Remove i2c sys configuration related code

As all these code has been moved into i2c driver, now we can
safely remove them from machine files.

CC: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
---

diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index c13d0837fa8c..2c844393cc4b 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -27,20 +27,16 @@
 #include <asm/mach/map.h>
 #include <asm/memory.h>
 
+#include <mach/map.h>
+
 #include "common.h"
 #include "mfc.h"
 #include "regs-pmu.h"
-#include "regs-sys.h"
 
 void __iomem *pmu_base_addr;
 
 static struct map_desc exynos4_iodesc[] __initdata = {
 	{
-		.virtual	= (unsigned long)S3C_VA_SYS,
-		.pfn		= __phys_to_pfn(EXYNOS4_PA_SYSCON),
-		.length		= SZ_64K,
-		.type		= MT_DEVICE,
-	}, {
 		.virtual	= (unsigned long)S5P_VA_SROMC,
 		.pfn		= __phys_to_pfn(EXYNOS4_PA_SROMC),
 		.length		= SZ_4K,
@@ -70,11 +66,6 @@ static struct map_desc exynos4_iodesc[] __initdata = {
 
 static struct map_desc exynos5_iodesc[] __initdata = {
 	{
-		.virtual	= (unsigned long)S3C_VA_SYS,
-		.pfn		= __phys_to_pfn(EXYNOS5_PA_SYSCON),
-		.length		= SZ_64K,
-		.type		= MT_DEVICE,
-	}, {
 		.virtual	= (unsigned long)S5P_VA_SROMC,
 		.pfn		= __phys_to_pfn(EXYNOS5_PA_SROMC),
 		.length		= SZ_4K,
@@ -213,32 +204,6 @@ static void __init exynos_init_irq(void)
 
 static void __init exynos_dt_machine_init(void)
 {
-	struct device_node *i2c_np;
-	const char *i2c_compat = "samsung,s3c2440-i2c";
-	unsigned int tmp;
-	int id;
-
-	/*
-	 * Exynos5's legacy i2c controller and new high speed i2c
-	 * controller have muxed interrupt sources. By default the
-	 * interrupts for 4-channel HS-I2C controller are enabled.
-	 * If node for first four channels of legacy i2c controller
-	 * are available then re-configure the interrupts via the
-	 * system register.
-	 */
-	if (soc_is_exynos5()) {
-		for_each_compatible_node(i2c_np, NULL, i2c_compat) {
-			if (of_device_is_available(i2c_np)) {
-				id = of_alias_get_id(i2c_np, "i2c");
-				if (id < 4) {
-					tmp = readl(EXYNOS5_SYS_I2C_CFG);
-					writel(tmp & ~(0x1 << id),
-							EXYNOS5_SYS_I2C_CFG);
-				}
-			}
-		}
-	}
-
 	/*
 	 * This is called from smp_prepare_cpus if we've built for SMP, but
 	 * we still need to set it up for PM and firmware ops if not.
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