mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-24 21:24:00 +08:00
ba83a11104
H3 has additional PIO controller similar to what we can find on A23. It's a 12 pin port, described in H3 Datasheet rev 1.1, pages 345-350. Signed-off-by: Krzysztof Adamski <k@japko.eu> Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
107 lines
3.6 KiB
C
107 lines
3.6 KiB
C
/*
|
|
* Allwinner H3 SoCs pinctrl driver.
|
|
*
|
|
* Copyright (C) 2016 Krzysztof Adamski <k@japko.eu>
|
|
*
|
|
* 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/module.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_h3_r_pins[] = {
|
|
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
|
|
SUNXI_FUNCTION(0x0, "gpio_in"),
|
|
SUNXI_FUNCTION(0x1, "gpio_out"),
|
|
SUNXI_FUNCTION(0x2, "s_twi"), /* SCK */
|
|
SUNXI_FUNCTION_IRQ_BANK(0x6, 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_twi"), /* SDA */
|
|
SUNXI_FUNCTION_IRQ_BANK(0x6, 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(0x6, 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(0x6, 0, 3)), /* PL_EINT3 */
|
|
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)), /* PL_EINT4 */
|
|
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)), /* PL_EINT5 */
|
|
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)), /* PL_EINT6 */
|
|
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)), /* PL_EINT7 */
|
|
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8),
|
|
SUNXI_FUNCTION(0x0, "gpio_in"),
|
|
SUNXI_FUNCTION(0x1, "gpio_out"),
|
|
SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 8)), /* PL_EINT8 */
|
|
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9),
|
|
SUNXI_FUNCTION(0x0, "gpio_in"),
|
|
SUNXI_FUNCTION(0x1, "gpio_out"),
|
|
SUNXI_FUNCTION_IRQ_BANK(0x6, 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(0x6, 0, 10)), /* PL_EINT10 */
|
|
SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 11),
|
|
SUNXI_FUNCTION(0x0, "gpio_in"),
|
|
SUNXI_FUNCTION(0x1, "gpio_out"),
|
|
SUNXI_FUNCTION(0x2, "s_cir_rx"),
|
|
SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)), /* PL_EINT11 */
|
|
};
|
|
|
|
static const struct sunxi_pinctrl_desc sun8i_h3_r_pinctrl_data = {
|
|
.pins = sun8i_h3_r_pins,
|
|
.npins = ARRAY_SIZE(sun8i_h3_r_pins),
|
|
.irq_banks = 1,
|
|
.pin_base = PL_BASE,
|
|
.irq_read_needs_mux = true
|
|
};
|
|
|
|
static int sun8i_h3_r_pinctrl_probe(struct platform_device *pdev)
|
|
{
|
|
return sunxi_pinctrl_init(pdev,
|
|
&sun8i_h3_r_pinctrl_data);
|
|
}
|
|
|
|
static const struct of_device_id sun8i_h3_r_pinctrl_match[] = {
|
|
{ .compatible = "allwinner,sun8i-h3-r-pinctrl", },
|
|
{}
|
|
};
|
|
|
|
static struct platform_driver sun8i_h3_r_pinctrl_driver = {
|
|
.probe = sun8i_h3_r_pinctrl_probe,
|
|
.driver = {
|
|
.name = "sun8i-h3-r-pinctrl",
|
|
.of_match_table = sun8i_h3_r_pinctrl_match,
|
|
},
|
|
};
|
|
builtin_platform_driver(sun8i_h3_r_pinctrl_driver);
|