From: Cyril Chemparathy <cyril@ti.com>
Date: Fri, 7 May 2010 21:06:33 +0000 (-0400)
Subject: Davinci: da8xx: rtc - use ioremap
X-Git-Tag: upstream/snapshot3+hdmi~14594^2~10
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=db6db5d8474b16811566e0e919d060e2856d5ad9;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

Davinci: da8xx: rtc - use ioremap

This patch modifies the RTC unlock code to use ioremap() maps instead of
IO_ADDRESS() translation.

Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
---

diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index 67a6fbc..8cda729 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -584,10 +584,17 @@ static struct platform_device da8xx_rtc_device = {
 int da8xx_register_rtc(void)
 {
 	int ret;
+	void __iomem *base;
+
+	base = ioremap(DA8XX_RTC_BASE, SZ_4K);
+	if (WARN_ON(!base))
+		return -ENOMEM;
 
 	/* Unlock the rtc's registers */
-	__raw_writel(0x83e70b13, IO_ADDRESS(DA8XX_RTC_BASE + 0x6c));
-	__raw_writel(0x95a4f1e0, IO_ADDRESS(DA8XX_RTC_BASE + 0x70));
+	__raw_writel(0x83e70b13, base + 0x6c);
+	__raw_writel(0x95a4f1e0, base + 0x70);
+
+	iounmap(base);
 
 	ret = platform_device_register(&da8xx_rtc_device);
 	if (!ret)