pinctrl-sun50i-a64-r.c

  1/*
  2 * Allwinner A64 SoCs special pins pinctrl driver.
  3 *
  4 * Based on pinctrl-sun8i-a23-r.c
  5 *
  6 * Copyright (C) 2016 Icenowy Zheng
  7 * Icenowy Zheng <icenowy@aosc.xyz>
  8 *
  9 * Copyright (C) 2014 Chen-Yu Tsai
 10 * Chen-Yu Tsai <wens@csie.org>
 11 *
 12 * Copyright (C) 2014 Boris Brezillon
 13 * Boris Brezillon <boris.brezillon@free-electrons.com>
 14 *
 15 * Copyright (C) 2014 Maxime Ripard
 16 * Maxime Ripard <maxime.ripard@free-electrons.com>
 17 *
 18 * This file is licensed under the terms of the GNU General Public
 19 * License version 2.  This program is licensed "as is" without any
 20 * warranty of any kind, whether express or implied.
 21 */
 22
 23#include <linux/of.h>
 24#include <linux/pinctrl/pinctrl.h>
 25#include <linux/platform_device.h>
 26
 27#include "pinctrl-sunxi.h"
 28
 29static const struct sunxi_desc_pin sun50i_a64_r_pins[] = {
 30	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
 31		  SUNXI_FUNCTION(0x0, "gpio_in"),
 32		  SUNXI_FUNCTION(0x1, "gpio_out"),
 33		  SUNXI_FUNCTION(0x2, "s_rsb"),		/* SCK */
 34		  SUNXI_FUNCTION(0x3, "s_i2c"),		/* SCK */
 35		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 0)),	/* PL_EINT0 */
 36	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1),
 37		  SUNXI_FUNCTION(0x0, "gpio_in"),
 38		  SUNXI_FUNCTION(0x1, "gpio_out"),
 39		  SUNXI_FUNCTION(0x2, "s_rsb"),		/* SDA */
 40		  SUNXI_FUNCTION(0x3, "s_i2c"),		/* SDA */
 41		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 1)),	/* PL_EINT1 */
 42	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 2),
 43		  SUNXI_FUNCTION(0x0, "gpio_in"),
 44		  SUNXI_FUNCTION(0x1, "gpio_out"),
 45		  SUNXI_FUNCTION(0x2, "s_uart"),	/* TX */
 46		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 2)),	/* PL_EINT2 */
 47	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 3),
 48		  SUNXI_FUNCTION(0x0, "gpio_in"),
 49		  SUNXI_FUNCTION(0x1, "gpio_out"),
 50		  SUNXI_FUNCTION(0x2, "s_uart"),	/* RX */
 51		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 3)),	/* PL_EINT3 */
 52	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 4),
 53		  SUNXI_FUNCTION(0x0, "gpio_in"),
 54		  SUNXI_FUNCTION(0x1, "gpio_out"),
 55		  SUNXI_FUNCTION(0x2, "s_jtag"),	/* MS */
 56		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 4)),	/* PL_EINT4 */
 57	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 5),
 58		  SUNXI_FUNCTION(0x0, "gpio_in"),
 59		  SUNXI_FUNCTION(0x1, "gpio_out"),
 60		  SUNXI_FUNCTION(0x2, "s_jtag"),	/* CK */
 61		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 5)),	/* PL_EINT5 */
 62	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 6),
 63		  SUNXI_FUNCTION(0x0, "gpio_in"),
 64		  SUNXI_FUNCTION(0x1, "gpio_out"),
 65		  SUNXI_FUNCTION(0x2, "s_jtag"),	/* DO */
 66		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 6)),	/* PL_EINT6 */
 67	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 7),
 68		  SUNXI_FUNCTION(0x0, "gpio_in"),
 69		  SUNXI_FUNCTION(0x1, "gpio_out"),
 70		  SUNXI_FUNCTION(0x2, "s_jtag"),	/* DI */
 71		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 7)),	/* PL_EINT7 */
 72	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8),
 73		  SUNXI_FUNCTION(0x0, "gpio_in"),
 74		  SUNXI_FUNCTION(0x1, "gpio_out"),
 75		  SUNXI_FUNCTION(0x2, "s_i2c"),		/* SCK */
 76		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 8)),	/* PL_EINT8 */
 77	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9),
 78		  SUNXI_FUNCTION(0x0, "gpio_in"),
 79		  SUNXI_FUNCTION(0x1, "gpio_out"),
 80		  SUNXI_FUNCTION(0x2, "s_i2c"),		/* SDA */
 81		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 9)),	/* PL_EINT9 */
 82	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 10),
 83		  SUNXI_FUNCTION(0x0, "gpio_in"),
 84		  SUNXI_FUNCTION(0x1, "gpio_out"),
 85		  SUNXI_FUNCTION(0x2, "s_pwm"),
 86		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 10)),	/* PL_EINT10 */
 87	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 11),
 88		  SUNXI_FUNCTION(0x0, "gpio_in"),
 89		  SUNXI_FUNCTION(0x1, "gpio_out"),
 90		  SUNXI_FUNCTION(0x2, "s_cir_rx"),
 91		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)),	/* PL_EINT11 */
 92	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 12),
 93		  SUNXI_FUNCTION(0x0, "gpio_in"),
 94		  SUNXI_FUNCTION(0x1, "gpio_out"),
 95		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 12)),	/* PL_EINT12 */
 96};
 97
 98static const struct sunxi_pinctrl_desc sun50i_a64_r_pinctrl_data = {
 99	.pins = sun50i_a64_r_pins,
100	.npins = ARRAY_SIZE(sun50i_a64_r_pins),
101	.pin_base = PL_BASE,
102	.irq_banks = 1,
103};
104
105static int sun50i_a64_r_pinctrl_probe(struct platform_device *pdev)
106{
107	return sunxi_pinctrl_init(pdev,
108				  &sun50i_a64_r_pinctrl_data);
109}
110
111static const struct of_device_id sun50i_a64_r_pinctrl_match[] = {
112	{ .compatible = "allwinner,sun50i-a64-r-pinctrl", },
113	{}
114};
115
116static struct platform_driver sun50i_a64_r_pinctrl_driver = {
117	.probe	= sun50i_a64_r_pinctrl_probe,
118	.driver	= {
119		.name		= "sun50i-a64-r-pinctrl",
120		.of_match_table	= sun50i_a64_r_pinctrl_match,
121	},
122};
123builtin_platform_driver(sun50i_a64_r_pinctrl_driver);