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pinctrl-sun8i-a23-r.c
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pinctrl-sun8i-a23-r.c
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/*
* Allwinner A23 SoCs special pins pinctrl driver.
*
* Copyright (C) 2014 Chen-Yu Tsai
* Chen-Yu Tsai <[email protected]>
*
* Copyright (C) 2014 Boris Brezillon
* Boris Brezillon <[email protected]>
*
* Copyright (C) 2014 Maxime Ripard
* Maxime Ripard <[email protected]>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/pinctrl/pinctrl.h>
#include "pinctrl-sunxi.h"
static const struct sunxi_desc_pin sun8i_a23_r_pins[] = {
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "s_rsb"), /* SCK */
SUNXI_FUNCTION(0x3, "s_i2c"), /* SCK */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 0)), /* PL_EINT0 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "s_rsb"), /* SDA */
SUNXI_FUNCTION(0x3, "s_i2c"), /* SDA */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 1)), /* PL_EINT1 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 2),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "s_uart"), /* TX */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 2)), /* PL_EINT2 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 3),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "s_uart"), /* RX */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 3)), /* PL_EINT3 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 4),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x3, "s_jtag"), /* MS */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 4)), /* PL_EINT4 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 5),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x3, "s_jtag"), /* CK */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 5)), /* PL_EINT5 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 6),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x3, "s_jtag"), /* DO */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 6)), /* PL_EINT6 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 7),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x3, "s_jtag"), /* DI */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 7)), /* PL_EINT7 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "s_twi"), /* SCK */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 8)), /* PL_EINT8 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "s_twi"), /* SDA */
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 9)), /* PL_EINT9 */
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(0x4, 0, 10)), /* PL_EINT10 */
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 11),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION_IRQ_BANK(0x4, 0, 11)), /* PL_EINT11 */
};
static const struct sunxi_pinctrl_desc sun8i_a23_r_pinctrl_data = {
.pins = sun8i_a23_r_pins,
.npins = ARRAY_SIZE(sun8i_a23_r_pins),
.pin_base = PL_BASE,
.irq_banks = 1,
.disable_strict_mode = true,
};
static int sun8i_a23_r_pinctrl_probe(struct platform_device *pdev)
{
return sunxi_pinctrl_init(pdev, &sun8i_a23_r_pinctrl_data);
}
static const struct of_device_id sun8i_a23_r_pinctrl_match[] = {
{ .compatible = "allwinner,sun8i-a23-r-pinctrl", },
{}
};
static struct platform_driver sun8i_a23_r_pinctrl_driver = {
.probe = sun8i_a23_r_pinctrl_probe,
.driver = {
.name = "sun8i-a23-r-pinctrl",
.of_match_table = sun8i_a23_r_pinctrl_match,
},
};
builtin_platform_driver(sun8i_a23_r_pinctrl_driver);