pinctrl/meson: enable building as modules

Enable pinctrl drivers for 64-bit Amlogic SoCs to be built as modules.

The default is still built-in, this only adds the option of building
as modules.
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Link: https://lore.kernel.org/r/20201026183025.31768-1-khilman@baylibre.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/meson/Kconfig

 # SPDX-License-Identifier: GPL-2.0-only
 menuconfig PINCTRL_MESON
-	bool "Amlogic SoC pinctrl drivers"
+	tristate "Amlogic SoC pinctrl drivers"
 	depends on ARCH_MESON
 	depends on OF
+	default y
 	select PINMUX
 	select PINCONF
 	select GENERIC_PINCONF
@@ -25,37 +26,37 @@ config PINCTRL_MESON8B
 	default y
 
 config PINCTRL_MESON_GXBB
-	bool "Meson gxbb SoC pinctrl driver"
+	tristate "Meson gxbb SoC pinctrl driver"
 	depends on ARM64
 	select PINCTRL_MESON8_PMX
 	default y
 
 config PINCTRL_MESON_GXL
-	bool "Meson gxl SoC pinctrl driver"
+	tristate "Meson gxl SoC pinctrl driver"
 	depends on ARM64
 	select PINCTRL_MESON8_PMX
 	default y
 
 config PINCTRL_MESON8_PMX
-	bool
+	tristate
 
 config PINCTRL_MESON_AXG
-	bool "Meson axg Soc pinctrl driver"
+	tristate "Meson axg Soc pinctrl driver"
 	depends on ARM64
 	select PINCTRL_MESON_AXG_PMX
 	default y
 
 config PINCTRL_MESON_AXG_PMX
-	bool
+	tristate
 
 config PINCTRL_MESON_G12A
-	bool "Meson g12a Soc pinctrl driver"
+	tristate "Meson g12a Soc pinctrl driver"
 	depends on ARM64
 	select PINCTRL_MESON_AXG_PMX
 	default y
 
 config PINCTRL_MESON_A1
-	bool "Meson a1 Soc pinctrl driver"
+	tristate "Meson a1 Soc pinctrl driver"
 	depends on ARM64
 	select PINCTRL_MESON_AXG_PMX
 	default y

drivers/pinctrl/meson/pinctrl-meson-a1.c

@@ -925,6 +925,7 @@ static const struct of_device_id meson_a1_pinctrl_dt_match[] = {
 	},
 	{ },
 };
+MODULE_DEVICE_TABLE(of, meson_a1_pinctrl_dt_match);
 
 static struct platform_driver meson_a1_pinctrl_driver = {
 	.probe  = meson_pinctrl_probe,
@@ -934,4 +935,5 @@ static struct platform_driver meson_a1_pinctrl_driver = {
 	},
 };
 
-builtin_platform_driver(meson_a1_pinctrl_driver);
+module_platform_driver(meson_a1_pinctrl_driver);
+MODULE_LICENSE("Dual BSD/GPL");

drivers/pinctrl/meson/pinctrl-meson-axg-pmx.c

@@ -116,3 +116,6 @@ const struct pinmux_ops meson_axg_pmx_ops = {
 	.get_function_groups = meson_pmx_get_groups,
 	.gpio_request_enable = meson_axg_pmx_request_gpio,
 };
+EXPORT_SYMBOL_GPL(meson_axg_pmx_ops);
+
+MODULE_LICENSE("Dual BSD/GPL");

drivers/pinctrl/meson/pinctrl-meson-axg.c

@@ -1080,6 +1080,7 @@ static const struct of_device_id meson_axg_pinctrl_dt_match[] = {
 	},
 	{ },
 };
+MODULE_DEVICE_TABLE(of, meson_axg_pinctrl_dt_match);
 
 static struct platform_driver meson_axg_pinctrl_driver = {
 	.probe		= meson_pinctrl_probe,
@@ -1089,4 +1090,5 @@ static struct platform_driver meson_axg_pinctrl_driver = {
 	},
 };
 
-builtin_platform_driver(meson_axg_pinctrl_driver);
+module_platform_driver(meson_axg_pinctrl_driver);
+MODULE_LICENSE("Dual BSD/GPL");

drivers/pinctrl/meson/pinctrl-meson-g12a.c

@@ -1410,6 +1410,7 @@ static const struct of_device_id meson_g12a_pinctrl_dt_match[] = {
 	},
 	{ },
 };
+MODULE_DEVICE_TABLE(of, meson_g12a_pinctrl_dt_match);
 
 static struct platform_driver meson_g12a_pinctrl_driver = {
 	.probe  = meson_pinctrl_probe,
@@ -1419,4 +1420,5 @@ static struct platform_driver meson_g12a_pinctrl_driver = {
 	},
 };
 
-builtin_platform_driver(meson_g12a_pinctrl_driver);
+module_platform_driver(meson_g12a_pinctrl_driver);
+MODULE_LICENSE("Dual BSD/GPL");

drivers/pinctrl/meson/pinctrl-meson-gxbb.c

@@ -900,6 +900,7 @@ static const struct of_device_id meson_gxbb_pinctrl_dt_match[] = {
 	},
 	{ },
 };
+MODULE_DEVICE_TABLE(of, meson_gxbb_pinctrl_dt_match);
 
 static struct platform_driver meson_gxbb_pinctrl_driver = {
 	.probe		= meson_pinctrl_probe,
@@ -908,4 +909,5 @@ static struct platform_driver meson_gxbb_pinctrl_driver = {
 		.of_match_table = meson_gxbb_pinctrl_dt_match,
 	},
 };
-builtin_platform_driver(meson_gxbb_pinctrl_driver);
+module_platform_driver(meson_gxbb_pinctrl_driver);
+MODULE_LICENSE("GPL v2");

drivers/pinctrl/meson/pinctrl-meson-gxl.c

@@ -861,6 +861,7 @@ static const struct of_device_id meson_gxl_pinctrl_dt_match[] = {
 	},
 	{ },
 };
+MODULE_DEVICE_TABLE(of, meson_gxl_pinctrl_dt_match);
 
 static struct platform_driver meson_gxl_pinctrl_driver = {
 	.probe		= meson_pinctrl_probe,
@@ -869,4 +870,5 @@ static struct platform_driver meson_gxl_pinctrl_driver = {
 		.of_match_table = meson_gxl_pinctrl_dt_match,
 	},
 };
-builtin_platform_driver(meson_gxl_pinctrl_driver);
+module_platform_driver(meson_gxl_pinctrl_driver);
+MODULE_LICENSE("GPL v2");

drivers/pinctrl/meson/pinctrl-meson.c

@@ -152,6 +152,7 @@ int meson_pmx_get_funcs_count(struct pinctrl_dev *pcdev)
 
 	return pc->data->num_funcs;
 }
+EXPORT_SYMBOL_GPL(meson_pmx_get_funcs_count);
 
 const char *meson_pmx_get_func_name(struct pinctrl_dev *pcdev,
 				    unsigned selector)
@@ -160,6 +161,7 @@ const char *meson_pmx_get_func_name(struct pinctrl_dev *pcdev,
 
 	return pc->data->funcs[selector].name;
 }
+EXPORT_SYMBOL_GPL(meson_pmx_get_func_name);
 
 int meson_pmx_get_groups(struct pinctrl_dev *pcdev, unsigned selector,
 			 const char * const **groups,
@@ -172,6 +174,7 @@ int meson_pmx_get_groups(struct pinctrl_dev *pcdev, unsigned selector,
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(meson_pmx_get_groups);
 
 static int meson_pinconf_set_gpio_bit(struct meson_pinctrl *pc,
 				      unsigned int pin,
@@ -723,6 +726,7 @@ int meson8_aobus_parse_dt_extra(struct meson_pinctrl *pc)
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(meson8_aobus_parse_dt_extra);
 
 int meson_a1_parse_dt_extra(struct meson_pinctrl *pc)
 {
@@ -732,6 +736,7 @@ int meson_a1_parse_dt_extra(struct meson_pinctrl *pc)
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(meson_a1_parse_dt_extra);
 
 int meson_pinctrl_probe(struct platform_device *pdev)
 {
@@ -766,3 +771,6 @@ int meson_pinctrl_probe(struct platform_device *pdev)
 
 	return meson_gpiolib_register(pc);
 }
+EXPORT_SYMBOL_GPL(meson_pinctrl_probe);
+
+MODULE_LICENSE("GPL v2");

drivers/pinctrl/meson/pinctrl-meson.h

@@ -10,6 +10,7 @@
 #include <linux/platform_device.h>
 #include <linux/regmap.h>
 #include <linux/types.h>
+#include <linux/module.h>
 
 struct meson_pinctrl;
 

drivers/pinctrl/meson/pinctrl-meson8-pmx.c

@@ -100,3 +100,5 @@ const struct pinmux_ops meson8_pmx_ops = {
 	.get_function_groups = meson_pmx_get_groups,
 	.gpio_request_enable = meson8_pmx_request_gpio,
 };
+EXPORT_SYMBOL_GPL(meson8_pmx_ops);
+MODULE_LICENSE("GPL v2");