From patchwork Fri Oct 1 11:56:08 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [V2, 48/69] ST SPEAr: replace readl, writel with __raw_readl, __raw_writel in uncompress.h Date: Fri, 01 Oct 2010 01:56:08 -0000 From: Viresh KUMAR X-Patchwork-Id: 66387 Message-Id: <10581ee8e7ad68eabb4421cee448b5f7df983adb.1285933332.git.viresh.kumar@st.com> To: linux-arm-kernel@lists.infradead.org, rtc-linux@googlegroups.com, a.zummo@towertech.it, dbrownell@users.sourceforge.net, linux-usb@vger.kernel.org, linux-input@vger.kernel.org, dmitry.torokhov@gmail.com, linux-mtd@lists.infradead.org, dwmw2@infradead.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org Cc: Viresh Kumar , shiraz.hashim@st.com, vipin.kumar@st.com, deepak.sikri@st.com, armando.visconti@st.com, vipulkumar.samar@st.com, rajeev-dlh.kumar@st.com, pratyush.anand@st.com, bhupesh.sharma@st.com readl also calls outer cache maintainance operations which are not available during Linux uncompression. This patch replaces readl, writel with __raw_readl and __raw_writel. Signed-off-by: Viresh Kumar --- arch/arm/plat-spear/include/plat/uncompress.h | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/plat-spear/include/plat/uncompress.h b/arch/arm/plat-spear/include/plat/uncompress.h index 99ba678..963aa5b 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 (__raw_readl(base + UART01x_FR) & UART01x_FR_TXFF) barrier(); - writel(c, base + UART01x_DR); + __raw_writel(c, base + UART01x_DR); } static inline void flush(void)