From cbf73175ebcee4d705cfcb1a467b6bdc893dea36 Mon Sep 17 00:00:00 2001 From: Ben Dooks Date: Fri, 17 Jun 2016 18:08:10 +0100 Subject: memory: samsung: endian fixes for IO Use the relaxed versions of the IO accessors to avoid any issues if running in big endian. Signed-off-by: Ben Dooks Signed-off-by: Krzysztof Kozlowski --- drivers/memory/samsung/exynos-srom.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) (limited to 'drivers/memory') diff --git a/drivers/memory/samsung/exynos-srom.c b/drivers/memory/samsung/exynos-srom.c index 96756fb4d6bd..5714bdf447fa 100644 --- a/drivers/memory/samsung/exynos-srom.c +++ b/drivers/memory/samsung/exynos-srom.c @@ -91,17 +91,17 @@ static int exynos_srom_configure_bank(struct exynos_srom *srom, if (width == 2) cs |= 1 << EXYNOS_SROM_BW__DATAWIDTH__SHIFT; - bw = __raw_readl(srom->reg_base + EXYNOS_SROM_BW); + bw = readl_relaxed(srom->reg_base + EXYNOS_SROM_BW); bw = (bw & ~(EXYNOS_SROM_BW__CS_MASK << bank)) | (cs << bank); - __raw_writel(bw, srom->reg_base + EXYNOS_SROM_BW); - - __raw_writel(pmc | (timing[0] << EXYNOS_SROM_BCX__TACP__SHIFT) | - (timing[1] << EXYNOS_SROM_BCX__TCAH__SHIFT) | - (timing[2] << EXYNOS_SROM_BCX__TCOH__SHIFT) | - (timing[3] << EXYNOS_SROM_BCX__TACC__SHIFT) | - (timing[4] << EXYNOS_SROM_BCX__TCOS__SHIFT) | - (timing[5] << EXYNOS_SROM_BCX__TACS__SHIFT), - srom->reg_base + EXYNOS_SROM_BC0 + bank); + writel_relaxed(bw, srom->reg_base + EXYNOS_SROM_BW); + + writel_relaxed(pmc | (timing[0] << EXYNOS_SROM_BCX__TACP__SHIFT) | + (timing[1] << EXYNOS_SROM_BCX__TCAH__SHIFT) | + (timing[2] << EXYNOS_SROM_BCX__TCOH__SHIFT) | + (timing[3] << EXYNOS_SROM_BCX__TACC__SHIFT) | + (timing[4] << EXYNOS_SROM_BCX__TCOS__SHIFT) | + (timing[5] << EXYNOS_SROM_BCX__TACS__SHIFT), + srom->reg_base + EXYNOS_SROM_BC0 + bank); return 0; } -- cgit