1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (c) 2020 Yangtao Li <frank@allwinnertech.com> 4 * 5 * Based on: 6 * huangshuosheng <huangshuosheng@allwinnertech.com> 7 */ 8 9 #include <linux/module.h> 10 #include <linux/of.h> 11 #include <linux/of_device.h> 12 #include <linux/pinctrl/pinctrl.h> 13 #include <linux/platform_device.h> 14 15 #include "pinctrl-sunxi.h" 16 17 static const struct sunxi_desc_pin a100_r_pins[] = { 18 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0), 19 SUNXI_FUNCTION(0x0, "gpio_in"), 20 SUNXI_FUNCTION(0x1, "gpio_out"), 21 SUNXI_FUNCTION(0x2, "s_i2c0"), /* SCK */ 22 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 0)), 23 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1), 24 SUNXI_FUNCTION(0x0, "gpio_in"), 25 SUNXI_FUNCTION(0x1, "gpio_out"), 26 SUNXI_FUNCTION(0x2, "s_i2c0"), /* SDA */ 27 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 1)), 28 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 2), 29 SUNXI_FUNCTION(0x0, "gpio_in"), 30 SUNXI_FUNCTION(0x1, "gpio_out"), 31 SUNXI_FUNCTION(0x2, "s_uart0"), /* TX */ 32 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 2)), 33 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 3), 34 SUNXI_FUNCTION(0x0, "gpio_in"), 35 SUNXI_FUNCTION(0x1, "gpio_out"), 36 SUNXI_FUNCTION(0x2, "s_uart0"), /* RX */ 37 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 3)), 38 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 4), 39 SUNXI_FUNCTION(0x0, "gpio_in"), 40 SUNXI_FUNCTION(0x1, "gpio_out"), 41 SUNXI_FUNCTION(0x2, "s_jtag"), /* MS */ 42 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 4)), 43 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 5), 44 SUNXI_FUNCTION(0x0, "gpio_in"), 45 SUNXI_FUNCTION(0x1, "gpio_out"), 46 SUNXI_FUNCTION(0x2, "s_jtag"), /* CK */ 47 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 5)), 48 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 6), 49 SUNXI_FUNCTION(0x0, "gpio_in"), 50 SUNXI_FUNCTION(0x1, "gpio_out"), 51 SUNXI_FUNCTION(0x2, "s_jtag"), /* DO */ 52 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 6)), 53 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 7), 54 SUNXI_FUNCTION(0x0, "gpio_in"), 55 SUNXI_FUNCTION(0x1, "gpio_out"), 56 SUNXI_FUNCTION(0x2, "s_jtag"), /* DI */ 57 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 7)), 58 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8), 59 SUNXI_FUNCTION(0x0, "gpio_in"), 60 SUNXI_FUNCTION(0x1, "gpio_out"), 61 SUNXI_FUNCTION(0x2, "s_i2c1"), /* SCK */ 62 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 8)), 63 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9), 64 SUNXI_FUNCTION(0x0, "gpio_in"), 65 SUNXI_FUNCTION(0x1, "gpio_out"), 66 SUNXI_FUNCTION(0x2, "s_i2c1"), /* SDA */ 67 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 9)), 68 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 10), 69 SUNXI_FUNCTION(0x0, "gpio_in"), 70 SUNXI_FUNCTION(0x1, "gpio_out"), 71 SUNXI_FUNCTION(0x2, "s_pwm"), 72 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 10)), 73 SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 11), 74 SUNXI_FUNCTION(0x0, "gpio_in"), 75 SUNXI_FUNCTION(0x1, "gpio_out"), 76 SUNXI_FUNCTION(0x3, "s_cir"), /* IN */ 77 SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)), 78 }; 79 80 static const struct sunxi_pinctrl_desc a100_r_pinctrl_data = { 81 .pins = a100_r_pins, 82 .npins = ARRAY_SIZE(a100_r_pins), 83 .pin_base = PL_BASE, 84 .irq_banks = 1, 85 }; 86 87 static int a100_r_pinctrl_probe(struct platform_device *pdev) 88 { 89 return sunxi_pinctrl_init(pdev, &a100_r_pinctrl_data); 90 } 91 92 static const struct of_device_id a100_r_pinctrl_match[] = { 93 { .compatible = "allwinner,sun50i-a100-r-pinctrl", }, 94 {} 95 }; 96 MODULE_DEVICE_TABLE(of, a100_r_pinctrl_match); 97 98 static struct platform_driver a100_r_pinctrl_driver = { 99 .probe = a100_r_pinctrl_probe, 100 .driver = { 101 .name = "sun50iw10p1-r-pinctrl", 102 .of_match_table = a100_r_pinctrl_match, 103 }, 104 }; 105 module_platform_driver(a100_r_pinctrl_driver); 106