90 lines
3.0 KiB
Diff
90 lines
3.0 KiB
Diff
diff --git a/drivers/pinctrl/sunxi/Kconfig b/drivers/pinctrl/sunxi/Kconfig
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index 73e88ce71a48..33751a6a0757 100644
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--- a/drivers/pinctrl/sunxi/Kconfig
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+++ b/drivers/pinctrl/sunxi/Kconfig
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@@ -124,4 +124,9 @@ config PINCTRL_SUN50I_H616
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default ARM64 && ARCH_SUNXI
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select PINCTRL_SUNXI
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+config PINCTRL_SUN50I_H616_R
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+ bool "Support for the Allwinner H616 R-PIO"
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+ default ARM64 && ARCH_SUNXI
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+ select PINCTRL_SUNXI
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+
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endif
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diff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile
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index 5359327a3c8f..d3440c42b9d6 100644
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--- a/drivers/pinctrl/sunxi/Makefile
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+++ b/drivers/pinctrl/sunxi/Makefile
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@@ -24,5 +24,6 @@ obj-$(CONFIG_PINCTRL_SUN50I_H5) += pinctrl-sun50i-h5.o
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obj-$(CONFIG_PINCTRL_SUN50I_H6) += pinctrl-sun50i-h6.o
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obj-$(CONFIG_PINCTRL_SUN50I_H6_R) += pinctrl-sun50i-h6-r.o
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obj-$(CONFIG_PINCTRL_SUN50I_H616) += pinctrl-sun50i-h616.o
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+obj-$(CONFIG_PINCTRL_SUN50I_H616_R) += pinctrl-sun50i-h616-r.o
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obj-$(CONFIG_PINCTRL_SUN9I_A80) += pinctrl-sun9i-a80.o
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obj-$(CONFIG_PINCTRL_SUN9I_A80_R) += pinctrl-sun9i-a80-r.o
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diff --git a/drivers/pinctrl/sunxi/pinctrl-sun50i-h616-r.c b/drivers/pinctrl/sunxi/pinctrl-sun50i-h616-r.c
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new file mode 100644
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index 000000000000..eb76c009bf24
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--- /dev/null
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+++ b/drivers/pinctrl/sunxi/pinctrl-sun50i-h616-r.c
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@@ -0,0 +1,58 @@
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+// SPDX-License-Identifier: GPL-2.0
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+/*
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+ * Allwinner H616 R_PIO pin controller driver
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+ *
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+ * Copyright (C) 2020 Arm Ltd.
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+ * Based on former work, which is:
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+ * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
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+ * Copyright (C) 2014 Boris Brezillon
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+ * Boris Brezillon <boris.brezillon@free-electrons.com>
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+ * Copyright (C) 2014 Maxime Ripard
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+ * Maxime Ripard <maxime.ripard@free-electrons.com>
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+ */
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+
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+#include <linux/init.h>
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+#include <linux/platform_device.h>
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+#include <linux/of.h>
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+#include <linux/of_device.h>
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+#include <linux/pinctrl/pinctrl.h>
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+#include <linux/reset.h>
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+
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+#include "pinctrl-sunxi.h"
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+
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+static const struct sunxi_desc_pin sun50i_h616_r_pins[] = {
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+ SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0),
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+ SUNXI_FUNCTION(0x0, "gpio_in"),
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+ SUNXI_FUNCTION(0x1, "gpio_out"),
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+ SUNXI_FUNCTION(0x3, "s_i2c")), /* SCK */
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+ SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1),
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+ SUNXI_FUNCTION(0x0, "gpio_in"),
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+ SUNXI_FUNCTION(0x1, "gpio_out"),
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+ SUNXI_FUNCTION(0x3, "s_i2c")), /* SDA */
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+};
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+
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+static const struct sunxi_pinctrl_desc sun50i_h616_r_pinctrl_data = {
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+ .pins = sun50i_h616_r_pins,
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+ .npins = ARRAY_SIZE(sun50i_h616_r_pins),
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+ .pin_base = PL_BASE,
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+};
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+
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+static int sun50i_h616_r_pinctrl_probe(struct platform_device *pdev)
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+{
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+ return sunxi_pinctrl_init(pdev,
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+ &sun50i_h616_r_pinctrl_data);
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+}
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+
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+static const struct of_device_id sun50i_h616_r_pinctrl_match[] = {
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+ { .compatible = "allwinner,sun50i-h616-r-pinctrl", },
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+ {}
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+};
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+
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+static struct platform_driver sun50i_h616_r_pinctrl_driver = {
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+ .probe = sun50i_h616_r_pinctrl_probe,
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+ .driver = {
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+ .name = "sun50i-h616-r-pinctrl",
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+ .of_match_table = sun50i_h616_r_pinctrl_match,
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+ },
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+};
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+builtin_platform_driver(sun50i_h616_r_pinctrl_driver);
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