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https://github.com/AsahiLinux/u-boot
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51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
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/*
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* Copyright (C) 2016 Peng Fan <van.freenix@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __DRIVERS_PINCTRL_IMX_H
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#define __DRIVERS_PINCTRL_IMX_H
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/**
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* @base: the address to the controller in virtual memory
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* @input_sel_base: the address of the select input in virtual memory.
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* @flags: flags specific for each soc
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*/
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struct imx_pinctrl_soc_info {
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void __iomem *base;
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void __iomem *input_sel_base;
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unsigned int flags;
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};
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/**
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* @dev: a pointer back to containing device
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* @info: the soc info
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*/
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struct imx_pinctrl_priv {
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struct udevice *dev;
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struct imx_pinctrl_soc_info *info;
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};
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extern const struct pinctrl_ops imx_pinctrl_ops;
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#define IMX_NO_PAD_CTL 0x80000000 /* no pin config need */
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#define IMX_PAD_SION 0x40000000 /* set SION */
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/*
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* Each pin represented in fsl,pins consists of 5 u32 PIN_FUNC_ID and
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* 1 u32 CONFIG, so 24 types in total for each pin.
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*/
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#define FSL_PIN_SIZE 24
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#define SHARE_FSL_PIN_SIZE 20
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#define SHARE_MUX_CONF_REG 0x1
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#define ZERO_OFFSET_VALID 0x2
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#define IOMUXC_CONFIG_SION (0x1 << 4)
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int imx_pinctrl_probe(struct udevice *dev, struct imx_pinctrl_soc_info *info);
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int imx_pinctrl_remove(struct udevice *dev);
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#endif /* __DRIVERS_PINCTRL_IMX_H */
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