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| author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2017-01-10 07:09:05 -0800 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-01-12 07:42:29 +0100 |
| commit | 107d6954a62dce2cfd3fd7a2d5b3b6c3a3a32148 (patch) | |
| tree | a5a5cd5ce959d049ea4ec3f997854ca8d03f1062 /arch/arm/mach-imx/include | |
| parent | 17a112fe7256b399497be0d44fa974073e606364 (diff) | |
| download | barebox-107d6954a62dce2cfd3fd7a2d5b3b6c3a3a32148.tar.gz barebox-107d6954a62dce2cfd3fd7a2d5b3b6c3a3a32148.tar.xz | |
i.MX: iomuxv3: Add low-level pad configuration routine
Add low-level pad configuration routine that can be used by early boot
code as well as leveraged by pinmux driver.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-imx/include')
| -rw-r--r-- | arch/arm/mach-imx/include/mach/iomux-v3.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/include/mach/iomux-v3.h b/arch/arm/mach-imx/include/mach/iomux-v3.h index 1ecd11befb..f877aad89b 100644 --- a/arch/arm/mach-imx/include/mach/iomux-v3.h +++ b/arch/arm/mach-imx/include/mach/iomux-v3.h @@ -139,6 +139,23 @@ static inline void iomux_v3_setup_pad(void __iomem *iomux, unsigned int flags, writel(input_val, iomux + input_reg); } +static inline void imx_setup_pad(void __iomem *iomux, iomux_v3_cfg_t pad) +{ + uint32_t pad_ctrl; + + pad_ctrl = IOMUX_PAD_CTRL(pad); + pad_ctrl = (pad_ctrl & NO_PAD_CTRL) ? 0 : pad_ctrl, + + iomux_v3_setup_pad(iomux, 0, + IOMUX_CTRL_OFS(pad), + IOMUX_PAD_CTRL_OFS(pad), + IOMUX_SEL_INPUT_OFS(pad), + IOMUX_MODE(pad), + pad_ctrl, + IOMUX_SEL_INPUT(pad)); +} + + /* * setups a single pad in the iomuxer |