The A83T has R_PIO pin controller, it's same as A23, execpt A83T interrupt bit is 6th and A83T has one extra pin PL12. Signed-off-by: Vishnu Patekar <vishnupatekar0510@xxxxxxxxx> --- .../bindings/pinctrl/allwinner,sunxi-pinctrl.txt | 1 + drivers/pinctrl/sunxi/Kconfig | 5 + drivers/pinctrl/sunxi/Makefile | 1 + drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c | 119 +++++++++++++++++++++ 4 files changed, 126 insertions(+) create mode 100644 drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c diff --git a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt index 9213b27..f9ff10b 100644 --- a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt @@ -20,6 +20,7 @@ Required properties: "allwinner,sun9i-a80-pinctrl" "allwinner,sun9i-a80-r-pinctrl" "allwinner,sun8i-a83t-pinctrl" + "allwinner,sun8i-a83t-r-pinctrl" "allwinner,sun8i-h3-pinctrl" - reg: Should contain the register physical address and length for the diff --git a/drivers/pinctrl/sunxi/Kconfig b/drivers/pinctrl/sunxi/Kconfig index f8dbc8b..c0e4a8b 100644 --- a/drivers/pinctrl/sunxi/Kconfig +++ b/drivers/pinctrl/sunxi/Kconfig @@ -46,6 +46,11 @@ config PINCTRL_SUN8I_A83T def_bool MACH_SUN8I select PINCTRL_SUNXI_COMMON +config PINCTRL_SUN8I_A83T_R + def_bool MACH_SUN8I + depends on RESET_CONTROLLER + select PINCTRL_SUNXI_COMMON + config PINCTRL_SUN8I_A23_R def_bool MACH_SUN8I depends on RESET_CONTROLLER diff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile index ef82f22..bfd4fa0 100644 --- a/drivers/pinctrl/sunxi/Makefile +++ b/drivers/pinctrl/sunxi/Makefile @@ -13,6 +13,7 @@ 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_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 obj-$(CONFIG_PINCTRL_SUN9I_A80) += pinctrl-sun9i-a80.o obj-$(CONFIG_PINCTRL_SUN9I_A80_R) += pinctrl-sun9i-a80-r.o diff --git a/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c b/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c new file mode 100644 index 0000000..11787894 --- /dev/null +++ b/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t-r.c @@ -0,0 +1,119 @@ +/* + * Allwinner A83T SoCs special pins pinctrl driver. + * + * Copyright (C) 2016 Vishnu Patekar + * Vishnu Patekar <vishnupatekar0510@xxxxxxxxx> + * + * Based on pinctrl-sun8i-a23.c, which is: + * Copyright (C) 2014 Chen-Yu Tsai <wens@xxxxxxxx> + * Copyright (C) 2014 Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx> + * + * 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 <linux/reset.h> + +#include "pinctrl-sunxi.h" + +static const struct sunxi_desc_pin sun8i_a83t_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_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_rsb"), /* SDA */ + SUNXI_FUNCTION(0x3, "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(0x2, "s_twi"), /* 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_twi"), /* 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_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(0x2, "s_cir"), /* RX */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)), /* PL_EINT12 */ +}; + +static const struct sunxi_pinctrl_desc sun8i_a83t_r_pinctrl_data = { + .pins = sun8i_a83t_r_pins, + .npins = ARRAY_SIZE(sun8i_a83t_r_pins), + .pin_base = PL_BASE, + .irq_banks = 1, +}; + +static int sun8i_a83t_r_pinctrl_probe(struct platform_device *pdev) +{ + return sunxi_pinctrl_init(pdev, &sun8i_a83t_r_pinctrl_data); +} + +static const struct of_device_id sun8i_a83t_r_pinctrl_match[] = { + { .compatible = "allwinner,sun8i-a83t-r-pinctrl", }, + {} +}; +MODULE_DEVICE_TABLE(of, sun8i_a83t_r_pinctrl_match); + +static struct platform_driver sun8i_a83t_r_pinctrl_driver = { + .probe = sun8i_a83t_r_pinctrl_probe, + .driver = { + .name = "sun8i-a83t-r-pinctrl", + .of_match_table = sun8i_a83t_r_pinctrl_match, + }, +}; +module_platform_driver(sun8i_a83t_r_pinctrl_driver); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html