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136 lines
3.9 KiB
136 lines
3.9 KiB
// 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 <[email protected]> |
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* Hanna Hawa <[email protected]> |
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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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