Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Stephen Warren | 301 | 78.80% | 6 | 46.15% |
Dmitry Osipenko | 36 | 9.42% | 1 | 7.69% |
Stefan Agner | 25 | 6.54% | 2 | 15.38% |
Pritesh Raithatha | 12 | 3.14% | 1 | 7.69% |
Rhyland Klein | 5 | 1.31% | 1 | 7.69% |
Thomas Gleixner | 2 | 0.52% | 1 | 7.69% |
Linus Walleij | 1 | 0.26% | 1 | 7.69% |
Total | 382 | 13 |
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Driver for the NVIDIA Tegra pinmux * * Copyright (c) 2011, NVIDIA CORPORATION. All rights reserved. */ #ifndef __PINMUX_TEGRA_H__ #define __PINMUX_TEGRA_H__ struct tegra_pmx { struct device *dev; struct pinctrl_dev *pctl; const struct tegra_pinctrl_soc_data *soc; const char **group_pins; int nbanks; void __iomem **regs; }; enum tegra_pinconf_param { /* argument: tegra_pinconf_pull */ TEGRA_PINCONF_PARAM_PULL, /* argument: tegra_pinconf_tristate */ TEGRA_PINCONF_PARAM_TRISTATE, /* argument: Boolean */ TEGRA_PINCONF_PARAM_ENABLE_INPUT, /* argument: Boolean */ TEGRA_PINCONF_PARAM_OPEN_DRAIN, /* argument: Boolean */ TEGRA_PINCONF_PARAM_LOCK, /* argument: Boolean */ TEGRA_PINCONF_PARAM_IORESET, /* argument: Boolean */ TEGRA_PINCONF_PARAM_RCV_SEL, /* argument: Boolean */ TEGRA_PINCONF_PARAM_HIGH_SPEED_MODE, /* argument: Boolean */ TEGRA_PINCONF_PARAM_SCHMITT, /* argument: Boolean */ TEGRA_PINCONF_PARAM_LOW_POWER_MODE, /* argument: Integer, range is HW-dependant */ TEGRA_PINCONF_PARAM_DRIVE_DOWN_STRENGTH, /* argument: Integer, range is HW-dependant */ TEGRA_PINCONF_PARAM_DRIVE_UP_STRENGTH, /* argument: Integer, range is HW-dependant */ TEGRA_PINCONF_PARAM_SLEW_RATE_FALLING, /* argument: Integer, range is HW-dependant */ TEGRA_PINCONF_PARAM_SLEW_RATE_RISING, /* argument: Integer, range is HW-dependant */ TEGRA_PINCONF_PARAM_DRIVE_TYPE, }; enum tegra_pinconf_pull { TEGRA_PINCONFIG_PULL_NONE, TEGRA_PINCONFIG_PULL_DOWN, TEGRA_PINCONFIG_PULL_UP, }; enum tegra_pinconf_tristate { TEGRA_PINCONFIG_DRIVEN, TEGRA_PINCONFIG_TRISTATE, }; #define TEGRA_PINCONF_PACK(_param_, _arg_) ((_param_) << 16 | (_arg_)) #define TEGRA_PINCONF_UNPACK_PARAM(_conf_) ((_conf_) >> 16) #define TEGRA_PINCONF_UNPACK_ARG(_conf_) ((_conf_) & 0xffff) /** * struct tegra_function - Tegra pinctrl mux function * @name: The name of the function, exported to pinctrl core. * @groups: An array of pin groups that may select this function. * @ngroups: The number of entries in @groups. */ struct tegra_function { const char *name; const char **groups; unsigned ngroups; }; /** * struct tegra_pingroup - Tegra pin group * @name The name of the pin group. * @pins An array of pin IDs included in this pin group. * @npins The number of entries in @pins. * @funcs The mux functions which can be muxed onto this group. * @mux_reg: Mux register offset. * This register contains the mux, einput, odrain, lock, * ioreset, rcv_sel parameters. * @mux_bank: Mux register bank. * @mux_bit: Mux register bit. * @pupd_reg: Pull-up/down register offset. * @pupd_bank: Pull-up/down register bank. * @pupd_bit: Pull-up/down register bit. * @tri_reg: Tri-state register offset. * @tri_bank: Tri-state register bank. * @tri_bit: Tri-state register bit. * @parked_bit: Parked register bit. -1 if unsupported. * @einput_bit: Enable-input register bit. * @odrain_bit: Open-drain register bit. * @lock_bit: Lock register bit. * @ioreset_bit: IO reset register bit. * @rcv_sel_bit: Receiver select bit. * @drv_reg: Drive fields register offset. * This register contains hsm, schmitt, lpmd, drvdn, * drvup, slwr, slwf, and drvtype parameters. * @drv_bank: Drive fields register bank. * @hsm_bit: High Speed Mode register bit. * @schmitt_bit: Scmitt register bit. * @lpmd_bit: Low Power Mode register bit. * @drvdn_bit: Drive Down register bit. * @drvdn_width: Drive Down field width. * @drvup_bit: Drive Up register bit. * @drvup_width: Drive Up field width. * @slwr_bit: Slew Rising register bit. * @slwr_width: Slew Rising field width. * @slwf_bit: Slew Falling register bit. * @slwf_width: Slew Falling field width. * @drvtype_bit: Drive type register bit. * * -1 in a *_reg field means that feature is unsupported for this group. * *_bank and *_reg values are irrelevant when *_reg is -1. * When *_reg is valid, *_bit may be -1 to indicate an unsupported feature. * * A representation of a group of pins (possibly just one pin) in the Tegra * pin controller. Each group allows some parameter or parameters to be * configured. The most common is mux function selection. Many others exist * such as pull-up/down, tri-state, etc. Tegra's pin controller is complex; * certain groups may only support configuring certain parameters, hence * each parameter is optional. */ struct tegra_pingroup { const char *name; const unsigned *pins; u8 npins; u8 funcs[4]; s16 mux_reg; s16 pupd_reg; s16 tri_reg; s16 drv_reg; u32 mux_bank:2; u32 pupd_bank:2; u32 tri_bank:2; u32 drv_bank:2; s32 mux_bit:6; s32 pupd_bit:6; s32 tri_bit:6; s32 parked_bit:6; s32 einput_bit:6; s32 odrain_bit:6; s32 lock_bit:6; s32 ioreset_bit:6; s32 rcv_sel_bit:6; s32 hsm_bit:6; s32 schmitt_bit:6; s32 lpmd_bit:6; s32 drvdn_bit:6; s32 drvup_bit:6; s32 slwr_bit:6; s32 slwf_bit:6; s32 drvtype_bit:6; s32 drvdn_width:6; s32 drvup_width:6; s32 slwr_width:6; s32 slwf_width:6; }; /** * struct tegra_pinctrl_soc_data - Tegra pin controller driver configuration * @ngpios: The number of GPIO pins the pin controller HW affects. * @pins: An array describing all pins the pin controller affects. * All pins which are also GPIOs must be listed first within the * array, and be numbered identically to the GPIO controller's * numbering. * @npins: The numbmer of entries in @pins. * @functions: An array describing all mux functions the SoC supports. * @nfunctions: The numbmer of entries in @functions. * @groups: An array describing all pin groups the pin SoC supports. * @ngroups: The numbmer of entries in @groups. */ struct tegra_pinctrl_soc_data { unsigned ngpios; const char *gpio_compatible; const struct pinctrl_pin_desc *pins; unsigned npins; struct tegra_function *functions; unsigned nfunctions; const struct tegra_pingroup *groups; unsigned ngroups; bool hsm_in_mux; bool schmitt_in_mux; bool drvtype_in_mux; }; int tegra_pinctrl_probe(struct platform_device *pdev, const struct tegra_pinctrl_soc_data *soc_data); #endif
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