| Peng Fan | e2fd36cc | 2016-02-03 10:06:07 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 Peng Fan <van.freenix@gmail.com> |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #ifndef __DRIVERS_PINCTRL_IMX_H |
| 8 | #define __DRIVERS_PINCTRL_IMX_H |
| 9 | |
| 10 | /** |
| 11 | * @base: the address to the controller in virtual memory |
| 12 | * @input_sel_base: the address of the select input in virtual memory. |
| 13 | * @flags: flags specific for each soc |
| 14 | */ |
| 15 | struct imx_pinctrl_soc_info { |
| 16 | void __iomem *base; |
| 17 | void __iomem *input_sel_base; |
| 18 | unsigned int flags; |
| 19 | }; |
| 20 | |
| 21 | /** |
| 22 | * @dev: a pointer back to containing device |
| 23 | * @info: the soc info |
| 24 | */ |
| 25 | struct imx_pinctrl_priv { |
| 26 | struct udevice *dev; |
| 27 | struct imx_pinctrl_soc_info *info; |
| 28 | }; |
| 29 | |
| 30 | extern const struct pinctrl_ops imx_pinctrl_ops; |
| 31 | |
| 32 | #define IMX_NO_PAD_CTL 0x80000000 /* no pin config need */ |
| 33 | #define IMX_PAD_SION 0x40000000 /* set SION */ |
| 34 | |
| 35 | /* |
| 36 | * Each pin represented in fsl,pins consists of 5 u32 PIN_FUNC_ID and |
| 37 | * 1 u32 CONFIG, so 24 types in total for each pin. |
| 38 | */ |
| 39 | #define FSL_PIN_SIZE 24 |
| 40 | #define SHARE_FSL_PIN_SIZE 20 |
| 41 | |
| 42 | #define SHARE_MUX_CONF_REG 0x1 |
| 43 | #define ZERO_OFFSET_VALID 0x2 |
| 44 | |
| 45 | #define IOMUXC_CONFIG_SION (0x1 << 4) |
| 46 | |
| 47 | int imx_pinctrl_probe(struct udevice *dev, struct imx_pinctrl_soc_info *info); |
| 48 | |
| 49 | int imx_pinctrl_remove(struct udevice *dev); |
| 50 | #endif /* __DRIVERS_PINCTRL_IMX_H */ |