2874c5fd28
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
137 lines
3.9 KiB
C
137 lines
3.9 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Marvell Armada ap806 pinctrl driver based on mvebu pinctrl core
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*
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* Copyright (C) 2017 Marvell
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*
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* Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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* Hanna Hawa <hannah@marvell.com>
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*/
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#include <linux/err.h>
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#include <linux/init.h>
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#include <linux/io.h>
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#include <linux/platform_device.h>
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#include <linux/of.h>
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#include <linux/of_device.h>
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#include <linux/pinctrl/pinctrl.h>
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#include "pinctrl-mvebu.h"
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static struct mvebu_mpp_mode armada_ap806_mpp_modes[] = {
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MPP_MODE(0,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "clk"),
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MPP_FUNCTION(3, "spi0", "clk")),
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MPP_MODE(1,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "cmd"),
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MPP_FUNCTION(3, "spi0", "miso")),
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MPP_MODE(2,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "d0"),
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MPP_FUNCTION(3, "spi0", "mosi")),
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MPP_MODE(3,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "d1"),
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MPP_FUNCTION(3, "spi0", "cs0n")),
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MPP_MODE(4,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "d2"),
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MPP_FUNCTION(3, "i2c0", "sda")),
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MPP_MODE(5,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "d3"),
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MPP_FUNCTION(3, "i2c0", "sdk")),
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MPP_MODE(6,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "ds")),
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MPP_MODE(7,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "d4"),
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MPP_FUNCTION(3, "uart1", "rxd")),
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MPP_MODE(8,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "d5"),
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MPP_FUNCTION(3, "uart1", "txd")),
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MPP_MODE(9,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "d6"),
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MPP_FUNCTION(3, "spi0", "cs1n")),
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MPP_MODE(10,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "d7")),
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MPP_MODE(11,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(3, "uart0", "txd")),
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MPP_MODE(12,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(1, "sdio", "pw_off"),
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MPP_FUNCTION(2, "sdio", "hw_rst")),
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MPP_MODE(13,
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MPP_FUNCTION(0, "gpio", NULL)),
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MPP_MODE(14,
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MPP_FUNCTION(0, "gpio", NULL)),
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MPP_MODE(15,
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MPP_FUNCTION(0, "gpio", NULL)),
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MPP_MODE(16,
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MPP_FUNCTION(0, "gpio", NULL)),
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MPP_MODE(17,
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MPP_FUNCTION(0, "gpio", NULL)),
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MPP_MODE(18,
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MPP_FUNCTION(0, "gpio", NULL)),
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MPP_MODE(19,
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MPP_FUNCTION(0, "gpio", NULL),
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MPP_FUNCTION(3, "uart0", "rxd"),
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MPP_FUNCTION(4, "sdio", "pw_off")),
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};
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static struct mvebu_pinctrl_soc_info armada_ap806_pinctrl_info;
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static const struct of_device_id armada_ap806_pinctrl_of_match[] = {
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{
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.compatible = "marvell,ap806-pinctrl",
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},
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{ },
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};
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static const struct mvebu_mpp_ctrl armada_ap806_mpp_controls[] = {
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MPP_FUNC_CTRL(0, 19, NULL, mvebu_regmap_mpp_ctrl),
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};
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static struct pinctrl_gpio_range armada_ap806_mpp_gpio_ranges[] = {
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MPP_GPIO_RANGE(0, 0, 0, 20),
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};
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static int armada_ap806_pinctrl_probe(struct platform_device *pdev)
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{
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struct mvebu_pinctrl_soc_info *soc = &armada_ap806_pinctrl_info;
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const struct of_device_id *match =
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of_match_device(armada_ap806_pinctrl_of_match, &pdev->dev);
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if (!match || !pdev->dev.parent)
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return -ENODEV;
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soc->variant = 0; /* no variants for Armada AP806 */
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soc->controls = armada_ap806_mpp_controls;
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soc->ncontrols = ARRAY_SIZE(armada_ap806_mpp_controls);
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soc->gpioranges = armada_ap806_mpp_gpio_ranges;
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soc->ngpioranges = ARRAY_SIZE(armada_ap806_mpp_gpio_ranges);
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soc->modes = armada_ap806_mpp_modes;
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soc->nmodes = armada_ap806_mpp_controls[0].npins;
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pdev->dev.platform_data = soc;
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return mvebu_pinctrl_simple_regmap_probe(pdev, pdev->dev.parent, 0);
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}
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static struct platform_driver armada_ap806_pinctrl_driver = {
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.driver = {
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.name = "armada-ap806-pinctrl",
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.of_match_table = of_match_ptr(armada_ap806_pinctrl_of_match),
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},
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.probe = armada_ap806_pinctrl_probe,
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};
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builtin_platform_driver(armada_ap806_pinctrl_driver);
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