55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Allwinner A523 SoC pinctrl driver.
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*
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* Copyright (C) 2023 Arm Ltd.
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*/
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#include <linux/module.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-sunxi.h"
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static const u8 a523_nr_bank_pins[SUNXI_PINCTRL_MAX_BANKS] =
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/* PA PB PC PD PE PF PG PH PI PJ PK */
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{ 0, 15, 17, 24, 16, 7, 15, 20, 17, 28, 24 };
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static const unsigned int a523_irq_bank_map[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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static const u8 a523_irq_bank_muxes[SUNXI_PINCTRL_MAX_BANKS] =
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/* PA PB PC PD PE PF PG PH PI PJ PK */
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{ 0, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14};
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static struct sunxi_pinctrl_desc a523_pinctrl_data = {
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.irq_banks = ARRAY_SIZE(a523_irq_bank_map),
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.irq_bank_map = a523_irq_bank_map,
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.irq_read_needs_mux = true,
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.io_bias_cfg_variant = BIAS_VOLTAGE_PIO_POW_MODE_SEL,
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};
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static int a523_pinctrl_probe(struct platform_device *pdev)
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{
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return sunxi_pinctrl_dt_table_init(pdev, a523_nr_bank_pins,
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a523_irq_bank_muxes,
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&a523_pinctrl_data,
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SUNXI_PINCTRL_NEW_REG_LAYOUT |
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SUNXI_PINCTRL_ELEVEN_BANKS);
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}
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static const struct of_device_id a523_pinctrl_match[] = {
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{ .compatible = "allwinner,sun55i-a523-pinctrl", },
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{}
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};
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static struct platform_driver a523_pinctrl_driver = {
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.probe = a523_pinctrl_probe,
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.driver = {
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.name = "sun55i-a523-pinctrl",
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.of_match_table = a523_pinctrl_match,
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},
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};
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builtin_platform_driver(a523_pinctrl_driver);
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