1 files changed, 106 insertions, 0 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-a100-r.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-a100-r.c
new file mode 100644
index 000000000..b82ad135b
--- /dev/null
+++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-a100-r.c
@@ -0,0 +1,106 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2020 Yangtao Li <frank@allwinnertech.com>
+ *
+ * Based on:
+ * huangshuosheng <huangshuosheng@allwinnertech.com>
+ */
+
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/platform_device.h>
+
+#include "pinctrl-sunxi.h"
+
+static const struct sunxi_desc_pin a100_r_pins[] = {
+	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
+		  SUNXI_FUNCTION(0x0, "gpio_in"),
+		  SUNXI_FUNCTION(0x1, "gpio_out"),
+		  SUNXI_FUNCTION(0x2, "s_i2c0"),	/* SCK */
+		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 0)),
+	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1),
+		  SUNXI_FUNCTION(0x0, "gpio_in"),
+		  SUNXI_FUNCTION(0x1, "gpio_out"),
+		  SUNXI_FUNCTION(0x2, "s_i2c0"),	/* SDA */
+		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 1)),
+	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 2),
+		  SUNXI_FUNCTION(0x0, "gpio_in"),
+		  SUNXI_FUNCTION(0x1, "gpio_out"),
+		  SUNXI_FUNCTION(0x2, "s_uart0"),	/* TX */
+		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 2)),
+	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 3),
+		  SUNXI_FUNCTION(0x0, "gpio_in"),
+		  SUNXI_FUNCTION(0x1, "gpio_out"),
+		  SUNXI_FUNCTION(0x2, "s_uart0"),	/* RX */
+		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 3)),
+	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)),
+	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)),
+	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)),
+	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)),
+	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8),
+		  SUNXI_FUNCTION(0x0, "gpio_in"),
+		  SUNXI_FUNCTION(0x1, "gpio_out"),
+		  SUNXI_FUNCTION(0x2, "s_i2c1"),	/* SCK */
+		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 8)),
+	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9),
+		  SUNXI_FUNCTION(0x0, "gpio_in"),
+		  SUNXI_FUNCTION(0x1, "gpio_out"),
+		  SUNXI_FUNCTION(0x2, "s_i2c1"),	/* SDA */
+		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 9)),
+	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)),
+	SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 11),
+		  SUNXI_FUNCTION(0x0, "gpio_in"),
+		  SUNXI_FUNCTION(0x1, "gpio_out"),
+		  SUNXI_FUNCTION(0x3, "s_cir"),		/* IN */
+		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 11)),
+};
+
+static const struct sunxi_pinctrl_desc a100_r_pinctrl_data = {
+	.pins = a100_r_pins,
+	.npins = ARRAY_SIZE(a100_r_pins),
+	.pin_base = PL_BASE,
+	.irq_banks = 1,
+	.io_bias_cfg_variant = BIAS_VOLTAGE_PIO_POW_MODE_CTL,
+};
+
+static int a100_r_pinctrl_probe(struct platform_device *pdev)
+{
+	return sunxi_pinctrl_init(pdev, &a100_r_pinctrl_data);
+}
+
+static const struct of_device_id a100_r_pinctrl_match[] = {
+	{ .compatible = "allwinner,sun50i-a100-r-pinctrl", },
+	{}
+};
+MODULE_DEVICE_TABLE(of, a100_r_pinctrl_match);
+
+static struct platform_driver a100_r_pinctrl_driver = {
+	.probe	= a100_r_pinctrl_probe,
+	.driver	= {
+		.name		= "sun50i-a100-r-pinctrl",
+		.of_match_table	= a100_r_pinctrl_match,
+	},
+};
+module_platform_driver(a100_r_pinctrl_driver);