diff options
author | Icenowy Zheng <icenowy@aosc.xyz> | 2017-03-02 02:09:30 +0800 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2017-03-14 14:42:24 +0100 |
commit | 14c868b00f0fc9d220675d96e1cae10e17406069 (patch) | |
tree | 8b75530a8e420159a4e1dd1272e47b3243829724 /drivers | |
parent | 9836b1ac2d77ad734d77173dbbbb49a33270d7bb (diff) | |
download | linux-14c868b00f0fc9d220675d96e1cae10e17406069.tar.bz2 |
pinctrl: sunxi: Add A64 R_PIO controller support
The A64 has a R_PIO pin controller, similar to the one found on the H3 SoC.
Add support for the pins controlled by the R_PIO controller.
Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/pinctrl/sunxi/Kconfig | 4 | ||||
-rw-r--r-- | drivers/pinctrl/sunxi/Makefile | 1 | ||||
-rw-r--r-- | drivers/pinctrl/sunxi/pinctrl-sun50i-a64-r.c | 125 |
3 files changed, 130 insertions, 0 deletions
diff --git a/drivers/pinctrl/sunxi/Kconfig b/drivers/pinctrl/sunxi/Kconfig index a84bfa7f3c05..a0c419ac2a3b 100644 --- a/drivers/pinctrl/sunxi/Kconfig +++ b/drivers/pinctrl/sunxi/Kconfig @@ -68,6 +68,10 @@ config PINCTRL_SUN50I_A64 def_bool ARM64 && ARCH_SUNXI select PINCTRL_SUNXI +config PINCTRL_SUN50I_A64_R + def_bool ARM64 && ARCH_SUNXI + select PINCTRL_SUNXI + config PINCTRL_SUN50I_H5 def_bool ARM64 && ARCH_SUNXI select PINCTRL_SUNXI diff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile index 04ccb88ebd5f..df4ccd6cd44c 100644 --- a/drivers/pinctrl/sunxi/Makefile +++ b/drivers/pinctrl/sunxi/Makefile @@ -11,6 +11,7 @@ obj-$(CONFIG_PINCTRL_SUN8I_A23) += pinctrl-sun8i-a23.o obj-$(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_SUN8I_A83T) += pinctrl-sun8i-a83t.o obj-$(CONFIG_PINCTRL_SUN8I_H3) += pinctrl-sun8i-h3.o obj-$(CONFIG_PINCTRL_SUN8I_H3_R) += pinctrl-sun8i-h3-r.o diff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-a64-r.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-a64-r.c new file mode 100644 index 000000000000..e69c8dae121a --- /dev/null +++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-a64-r.c @@ -0,0 +1,125 @@ +/* + * Allwinner A64 SoCs special pins pinctrl driver. + * + * Based on pinctrl-sun8i-a23-r.c + * + * Copyright (C) 2016 Icenowy Zheng + * Icenowy Zheng <icenowy@aosc.xyz> + * + * Copyright (C) 2014 Chen-Yu Tsai + * Chen-Yu Tsai <wens@csie.org> + * + * Copyright (C) 2014 Boris Brezillon + * Boris Brezillon <boris.brezillon@free-electrons.com> + * + * Copyright (C) 2014 Maxime Ripard + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * 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/of.h> +#include <linux/of_device.h> +#include <linux/pinctrl/pinctrl.h> +#include <linux/platform_device.h> +#include <linux/reset.h> + +#include "pinctrl-sunxi.h" + +static const struct sunxi_desc_pin sun50i_a64_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(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_rsb"), /* SDA */ + SUNXI_FUNCTION(0x3, "s_i2c"), /* 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(0x2, "s_i2c"), /* SCK */ + 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(0x2, "s_i2c"), /* SDA */ + 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 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 12), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 12)), /* PL_EINT12 */ +}; + +static const struct sunxi_pinctrl_desc sun50i_a64_r_pinctrl_data = { + .pins = sun50i_a64_r_pins, + .npins = ARRAY_SIZE(sun50i_a64_r_pins), + .pin_base = PL_BASE, + .irq_banks = 1, +}; + +static int sun50i_a64_r_pinctrl_probe(struct platform_device *pdev) +{ + return sunxi_pinctrl_init(pdev, + &sun50i_a64_r_pinctrl_data); +} + +static const struct of_device_id sun50i_a64_r_pinctrl_match[] = { + { .compatible = "allwinner,sun50i-a64-r-pinctrl", }, + {} +}; + +static struct platform_driver sun50i_a64_r_pinctrl_driver = { + .probe = sun50i_a64_r_pinctrl_probe, + .driver = { + .name = "sun50i-a64-r-pinctrl", + .of_match_table = sun50i_a64_r_pinctrl_match, + }, +}; +builtin_platform_driver(sun50i_a64_r_pinctrl_driver); |