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Diffstat (limited to 'drivers/pinctrl/sunxi/pinctrl-sun50i-h616-r.c')
-rw-r--r--drivers/pinctrl/sunxi/pinctrl-sun50i-h616-r.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-h616-r.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-h616-r.c
new file mode 100644
index 000000000..c39ea4604
--- /dev/null
+++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-h616-r.c
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Allwinner H616 R_PIO pin controller driver
+ *
+ * Copyright (C) 2020 Arm Ltd.
+ * Based on former work, which is:
+ * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
+ */
+
+#include <linux/init.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 sun50i_h616_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_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 */
+};
+
+static const struct sunxi_pinctrl_desc sun50i_h616_r_pinctrl_data = {
+ .pins = sun50i_h616_r_pins,
+ .npins = ARRAY_SIZE(sun50i_h616_r_pins),
+ .pin_base = PL_BASE,
+};
+
+static int sun50i_h616_r_pinctrl_probe(struct platform_device *pdev)
+{
+ return sunxi_pinctrl_init(pdev,
+ &sun50i_h616_r_pinctrl_data);
+}
+
+static const struct of_device_id sun50i_h616_r_pinctrl_match[] = {
+ { .compatible = "allwinner,sun50i-h616-r-pinctrl", },
+ {}
+};
+
+static struct platform_driver sun50i_h616_r_pinctrl_driver = {
+ .probe = sun50i_h616_r_pinctrl_probe,
+ .driver = {
+ .name = "sun50i-h616-r-pinctrl",
+ .of_match_table = sun50i_h616_r_pinctrl_match,
+ },
+};
+builtin_platform_driver(sun50i_h616_r_pinctrl_driver);