From ce93dc9bce15434989e01a6fc6d0124a8416b25d Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Wed, 9 Nov 2011 04:15:02 +0000 Subject: [PATCH 1/1] mx31: Use proper IO accessor for GPR register Use proper IO accessor for GPR register. Signed-off-by: Fabio Estevam Acked-by: Stefano Babic --- arch/arm/cpu/arm1136/mx31/generic.c | 5 +++-- arch/arm/include/asm/arch-mx31/imx-regs.h | 7 ++++++- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/arch/arm/cpu/arm1136/mx31/generic.c b/arch/arm/cpu/arm1136/mx31/generic.c index 1621e9e..167e97a 100644 --- a/arch/arm/cpu/arm1136/mx31/generic.c +++ b/arch/arm/cpu/arm1136/mx31/generic.c @@ -144,14 +144,15 @@ void mx31_set_pad(enum iomux_pins pin, u32 config) void mx31_set_gpr(enum iomux_gp_func gp, char en) { u32 l; + struct iomuxc_regs *iomuxc = (struct iomuxc_regs *)IOMUXC_BASE; - l = readl(IOMUXC_GPR); + l = readl(&iomuxc->gpr); if (en) l |= gp; else l &= ~gp; - writel(l, IOMUXC_GPR); + writel(l, &iomuxc->gpr); } void mxc_setup_weimcs(int cs, const struct mxc_weimcs *weimcs) diff --git a/arch/arm/include/asm/arch-mx31/imx-regs.h b/arch/arm/include/asm/arch-mx31/imx-regs.h index afdaa1c..0147920 100644 --- a/arch/arm/include/asm/arch-mx31/imx-regs.h +++ b/arch/arm/include/asm/arch-mx31/imx-regs.h @@ -98,6 +98,12 @@ struct iim_regs { u32 iim_scs3; }; +struct iomuxc_regs { + u32 unused1; + u32 unused2; + u32 gpr; +}; + struct mx3_cpu_type { u8 srev; u32 v; @@ -636,7 +642,6 @@ struct esdc_regs { #define WEIM_BASE 0xb8002000 #define IOMUXC_BASE 0x43FAC000 -#define IOMUXC_GPR (IOMUXC_BASE + 0x8) #define IOMUXC_SW_MUX_CTL(x) (IOMUXC_BASE + 0xc + (x) * 4) #define IOMUXC_SW_PAD_CTL(x) (IOMUXC_BASE + 0x154 + (x) * 4) -- 2.7.4