Commit 473436e7 authored by Yangtao Li's avatar Yangtao Li Committed by Linus Walleij
Browse files

pinctrl: sunxi: add support for the Allwinner A100 pin controller 



This commit introduces support for the pin controller on A100.

Signed-off-by: default avatarYangtao Li <frank@allwinnertech.com>
Acked-by: default avatarMaxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/4e331a2ed4a30c883df6157bc5c52bb686aa8e0d.1595572867.git.frank@allwinnertech.com


Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 5e842dc2

drivers/pinctrl/sunxi/Kconfig

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@@ -94,6 +94,16 @@ config PINCTRL_SUN50I_A64_R 
	default ARM64 && ARCH_SUNXI

	select PINCTRL_SUNXI



config PINCTRL_SUN50I_A100

	bool "Support for the Allwinner A100 PIO"

	default ARM64 && ARCH_SUNXI

	select PINCTRL_SUNXI



config PINCTRL_SUN50I_A100_R

	bool "Support for the Allwinner A100 R-PIO"

	default ARM64 && ARCH_SUNXI

	select PINCTRL_SUNXI



config PINCTRL_SUN50I_H5

	bool "Support for the Allwinner H5 PIO"

	default ARM64 && ARCH_SUNXI

drivers/pinctrl/sunxi/Makefile

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@@ -13,6 +13,8 @@ obj-$(CONFIG_PINCTRL_SUN8I_A23_R) += pinctrl-sun8i-a23-r.o 
obj-$(CONFIG_PINCTRL_SUN8I_A33)		+= pinctrl-sun8i-a33.o

obj-$(CONFIG_PINCTRL_SUN50I_A64)	+= pinctrl-sun50i-a64.o

obj-$(CONFIG_PINCTRL_SUN50I_A64_R)	+= pinctrl-sun50i-a64-r.o

obj-$(CONFIG_PINCTRL_SUN50I_A100)	+= pinctrl-sun50i-a100.o

obj-$(CONFIG_PINCTRL_SUN50I_A100_R)	+= pinctrl-sun50i-a100-r.o

obj-$(CONFIG_PINCTRL_SUN8I_A83T)	+= pinctrl-sun8i-a83t.o

obj-$(CONFIG_PINCTRL_SUN8I_A83T_R)	+= pinctrl-sun8i-a83t-r.o

obj-$(CONFIG_PINCTRL_SUN8I_H3)		+= pinctrl-sun8i-h3.o

drivers/pinctrl/sunxi/pinctrl-sun50i-a100-r.c

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// SPDX-License-Identifier: GPL-2.0

/*

 * Copyright (c) 2020 Yangtao Li <frank@allwinnertech.com>

 *

 * Based on:

 * huangshuosheng <huangshuosheng@allwinnertech.com>

 */



#include <linux/module.h>

#include <linux/of.h>

#include <linux/of_device.h>

#include <linux/pinctrl/pinctrl.h>

#include <linux/platform_device.h>



#include "pinctrl-sunxi.h"



static const struct sunxi_desc_pin a100_r_pins[] = {

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_i2c0"),	/* SCK */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 0)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_i2c0"),	/* SDA */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 1)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 2),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_uart0"),	/* TX */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 2)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 3),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_uart0"),	/* RX */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 3)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 4),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_jtag"),	/* MS */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 4)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 5),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_jtag"),	/* CK */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 5)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 6),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_jtag"),	/* DO */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 6)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 7),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_jtag"),	/* DI */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 7)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_i2c1"),	/* SCK */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 8)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_i2c1"),	/* SDA */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 9)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 10),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x2, "s_pwm"),

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 10)),

	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 11),

		  SUNXI_FUNCTION(0x0, "gpio_in"),

		  SUNXI_FUNCTION(0x1, "gpio_out"),

		  SUNXI_FUNCTION(0x3, "s_cir"),		/* IN */

		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)),

};



static const struct sunxi_pinctrl_desc a100_r_pinctrl_data = {

	.pins = a100_r_pins,

	.npins = ARRAY_SIZE(a100_r_pins),

	.pin_base = PL_BASE,

	.irq_banks = 1,

};



static int a100_r_pinctrl_probe(struct platform_device *pdev)

{

	return sunxi_pinctrl_init(pdev, &a100_r_pinctrl_data);

}



static const struct of_device_id a100_r_pinctrl_match[] = {

	{ .compatible = "allwinner,sun50i-a100-r-pinctrl", },

	{}

};

MODULE_DEVICE_TABLE(of, a100_r_pinctrl_match);



static struct platform_driver a100_r_pinctrl_driver = {

	.probe	= a100_r_pinctrl_probe,

	.driver	= {

		.name		= "sun50iw10p1-r-pinctrl",

		.of_match_table	= a100_r_pinctrl_match,

	},

};

module_platform_driver(a100_r_pinctrl_driver);

drivers/pinctrl/sunxi/pinctrl-sun50i-a100.c

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