From: viresh kumar Date: Wed, 16 Feb 2011 06:41:06 +0000 (+0100) Subject: ARM: 6712/1: SPEAr: replace readl(), writel() with relaxed versions in uncompress.h X-Git-Tag: 2.1b_release~5117^2~16 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ac1556b37e9b06a41d7691dca0d50a28210488f9;p=platform%2Fkernel%2Fkernel-mfld-blackbay.git ARM: 6712/1: SPEAr: replace readl(), writel() with relaxed versions in uncompress.h readl() and writel() calls the outer cache maintainance operations which are not available during Linux uncompression. This patch replaces readl() and writel() with readl_relaxed() and writel_relaxed() to avoid the link time errors. Reviewed-by: Stanley Miao Signed-off-by: Viresh Kumar Signed-off-by: Russell King --- diff --git a/arch/arm/plat-spear/include/plat/uncompress.h b/arch/arm/plat-spear/include/plat/uncompress.h index 99ba678..6dd455b 100644 --- a/arch/arm/plat-spear/include/plat/uncompress.h +++ b/arch/arm/plat-spear/include/plat/uncompress.h @@ -24,10 +24,10 @@ static inline void putc(int c) { void __iomem *base = (void __iomem *)SPEAR_DBG_UART_BASE; - while (readl(base + UART01x_FR) & UART01x_FR_TXFF) + while (readl_relaxed(base + UART01x_FR) & UART01x_FR_TXFF) barrier(); - writel(c, base + UART01x_DR); + writel_relaxed(c, base + UART01x_DR); } static inline void flush(void)