From db6db5d8474b16811566e0e919d060e2856d5ad9 Mon Sep 17 00:00:00 2001 From: Cyril Chemparathy Date: Fri, 7 May 2010 17:06:33 -0400 Subject: [PATCH] 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 Signed-off-by: Kevin Hilman --- arch/arm/mach-davinci/devices-da8xx.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index 67a6fbcb2e0..8cda729be27 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) -- 2.39.3