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authorAndrey Smirnov <andrew.smirnov@gmail.com>2017-01-10 07:09:08 -0800
committerSascha Hauer <s.hauer@pengutronix.de>2017-01-12 07:42:32 +0100
commit5d296b98ea3ea26b026a6107b5376de61f6bfec2 (patch)
tree1308f141065bcb1e6b5486aef84c2d5b17076e00 /arch
parent094820a63bfd304827f00b6c853d792e7e1bebe7 (diff)
downloadbarebox-5d296b98ea3ea26b026a6107b5376de61f6bfec2.tar.gz
i.MX: vf610: Add low-level pin configuration helper
Add low-level pin configuration helper for early boot code, and convert pinctrl driver to use that code as well. Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-imx/include/mach/iomux-vf610.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/include/mach/iomux-vf610.h b/arch/arm/mach-imx/include/mach/iomux-vf610.h
index 1535628..84a1eb5 100644
--- a/arch/arm/mach-imx/include/mach/iomux-vf610.h
+++ b/arch/arm/mach-imx/include/mach/iomux-vf610.h
@@ -223,4 +223,19 @@ enum {
VF610_PAD_DDR_ODT0__DDR_ODT_1 = IOMUX_PAD(0x02d8, 0x02d8, 0, __NA_, 0, VF610_DDR_PAD_CTRL),
};
+#define PINCTRL_VF610_MUX_SHIFT 20
+
+
+static inline void vf610_setup_pad(void __iomem *iomux, iomux_v3_cfg_t pad)
+{
+ iomux_v3_setup_pad(iomux, SHARE_MUX_CONF_REG | ZERO_OFFSET_VALID,
+ IOMUX_CTRL_OFS(pad),
+ IOMUX_PAD_CTRL_OFS(pad),
+ IOMUX_SEL_INPUT_OFS(pad),
+ IOMUX_MODE(pad) << PINCTRL_VF610_MUX_SHIFT,
+ IOMUX_PAD_CTRL(pad),
+ IOMUX_SEL_INPUT(pad));
+}
+
+
#endif /* __IOMUX_VF610_H__ */