clk: meson: enable building as modules

Make it possible to build all clk drivers as modules, but default
remains built-in.

No functional changes.

Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lore.kernel.org/r/20201118191405.36798-1-khilman@baylibre.com

drivers/clk/meson/Kconfig

@@ -58,7 +58,7 @@ config COMMON_CLK_MESON8B
 	  want peripherals and CPU frequency scaling to work.
 
 config COMMON_CLK_GXBB
-	bool "GXBB and GXL SoC clock controllers support"
+	tristate "GXBB and GXL SoC clock controllers support"
 	depends on ARM64
 	default y
 	select COMMON_CLK_MESON_REGMAP
@@ -74,7 +74,7 @@ config COMMON_CLK_GXBB
 	  Say Y if you want peripherals and CPU frequency scaling to work.
 
 config COMMON_CLK_AXG
-	bool "AXG SoC clock controllers support"
+	tristate "AXG SoC clock controllers support"
 	depends on ARM64
 	default y
 	select COMMON_CLK_MESON_REGMAP
@@ -100,7 +100,7 @@ config COMMON_CLK_AXG_AUDIO
 	  aka axg, Say Y if you want audio subsystem to work.
 
 config COMMON_CLK_G12A
-	bool "G12 and SM1 SoC clock controllers support"
+	tristate "G12 and SM1 SoC clock controllers support"
 	depends on ARM64
 	default y
 	select COMMON_CLK_MESON_REGMAP

drivers/clk/meson/axg-aoclk.c

@@ -12,6 +12,7 @@
 #include <linux/platform_device.h>
 #include <linux/reset-controller.h>
 #include <linux/mfd/syscon.h>
+#include <linux/module.h>
 #include "meson-aoclk.h"
 #include "axg-aoclk.h"
 
@@ -326,6 +327,7 @@ static const struct of_device_id axg_aoclkc_match_table[] = {
 	},
 	{ }
 };
+MODULE_DEVICE_TABLE(of, axg_aoclkc_match_table);
 
 static struct platform_driver axg_aoclkc_driver = {
 	.probe		= meson_aoclkc_probe,
@@ -335,4 +337,5 @@ static struct platform_driver axg_aoclkc_driver = {
 	},
 };
 
-builtin_platform_driver(axg_aoclkc_driver);
+module_platform_driver(axg_aoclkc_driver);
+MODULE_LICENSE("GPL v2");

drivers/clk/meson/axg.c

@@ -13,6 +13,7 @@
 #include <linux/init.h>
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
+#include <linux/module.h>
 
 #include "clk-regmap.h"
 #include "clk-pll.h"
@@ -2173,6 +2174,7 @@ static const struct of_device_id clkc_match_table[] = {
 	{ .compatible = "amlogic,axg-clkc", .data = &axg_clkc_data },
 	{}
 };
+MODULE_DEVICE_TABLE(of, clkc_match_table);
 
 static struct platform_driver axg_driver = {
 	.probe		= meson_eeclkc_probe,
@@ -2182,4 +2184,5 @@ static struct platform_driver axg_driver = {
 	},
 };
 
-builtin_platform_driver(axg_driver);
+module_platform_driver(axg_driver);
+MODULE_LICENSE("GPL v2");

drivers/clk/meson/g12a-aoclk.c

@@ -12,6 +12,7 @@
 #include <linux/platform_device.h>
 #include <linux/reset-controller.h>
 #include <linux/mfd/syscon.h>
+#include <linux/module.h>
 #include "meson-aoclk.h"
 #include "g12a-aoclk.h"
 
@@ -461,6 +462,7 @@ static const struct of_device_id g12a_aoclkc_match_table[] = {
 	},
 	{ }
 };
+MODULE_DEVICE_TABLE(of, g12a_aoclkc_match_table);
 
 static struct platform_driver g12a_aoclkc_driver = {
 	.probe		= meson_aoclkc_probe,
@@ -470,4 +472,5 @@ static struct platform_driver g12a_aoclkc_driver = {
 	},
 };
 
-builtin_platform_driver(g12a_aoclkc_driver);
+module_platform_driver(g12a_aoclkc_driver);
+MODULE_LICENSE("GPL v2");

drivers/clk/meson/g12a.c

@@ -15,6 +15,7 @@
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
 #include <linux/clk.h>
+#include <linux/module.h>
 
 #include "clk-mpll.h"
 #include "clk-pll.h"
@@ -5372,6 +5373,7 @@ static const struct of_device_id clkc_match_table[] = {
 	},
 	{}
 };
+MODULE_DEVICE_TABLE(of, clkc_match_table);
 
 static struct platform_driver g12a_driver = {
 	.probe		= meson_g12a_probe,
@@ -5381,4 +5383,5 @@ static struct platform_driver g12a_driver = {
 	},
 };
 
-builtin_platform_driver(g12a_driver);
+module_platform_driver(g12a_driver);
+MODULE_LICENSE("GPL v2");

drivers/clk/meson/gxbb-aoclk.c

@@ -5,6 +5,7 @@
  */
 #include <linux/platform_device.h>
 #include <linux/mfd/syscon.h>
+#include <linux/module.h>
 #include "meson-aoclk.h"
 #include "gxbb-aoclk.h"
 
@@ -287,6 +288,7 @@ static const struct of_device_id gxbb_aoclkc_match_table[] = {
 	},
 	{ }
 };
+MODULE_DEVICE_TABLE(of, gxbb_aoclkc_match_table);
 
 static struct platform_driver gxbb_aoclkc_driver = {
 	.probe		= meson_aoclkc_probe,
@@ -295,4 +297,5 @@ static struct platform_driver gxbb_aoclkc_driver = {
 		.of_match_table = gxbb_aoclkc_match_table,
 	},
 };
-builtin_platform_driver(gxbb_aoclkc_driver);
+module_platform_driver(gxbb_aoclkc_driver);
+MODULE_LICENSE("GPL v2");

drivers/clk/meson/gxbb.c

@@ -8,6 +8,7 @@
 #include <linux/init.h>
 #include <linux/of_device.h>
 #include <linux/platform_device.h>
+#include <linux/module.h>
 
 #include "gxbb.h"
 #include "clk-regmap.h"
@@ -3519,6 +3520,7 @@ static const struct of_device_id clkc_match_table[] = {
 	{ .compatible = "amlogic,gxl-clkc", .data = &gxl_clkc_data },
 	{},
 };
+MODULE_DEVICE_TABLE(of, clkc_match_table);
 
 static struct platform_driver gxbb_driver = {
 	.probe		= meson_eeclkc_probe,
@@ -3528,4 +3530,5 @@ static struct platform_driver gxbb_driver = {
 	},
 };
 
-builtin_platform_driver(gxbb_driver);
+module_platform_driver(gxbb_driver);
+MODULE_LICENSE("GPL v2");

drivers/clk/meson/meson-aoclk.c

@@ -14,6 +14,8 @@
 #include <linux/reset-controller.h>
 #include <linux/mfd/syscon.h>
 #include <linux/of_device.h>
+#include <linux/module.h>
+
 #include <linux/slab.h>
 #include "meson-aoclk.h"
 
@@ -84,3 +86,5 @@ int meson_aoclkc_probe(struct platform_device *pdev)
 	return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
 		(void *) data->hw_data);
 }
+EXPORT_SYMBOL_GPL(meson_aoclkc_probe);
+MODULE_LICENSE("GPL v2");

drivers/clk/meson/meson-eeclk.c

@@ -9,6 +9,7 @@
 #include <linux/platform_device.h>
 #include <linux/mfd/syscon.h>
 #include <linux/regmap.h>
+#include <linux/module.h>
 
 #include "clk-regmap.h"
 #include "meson-eeclk.h"
@@ -54,3 +55,5 @@ int meson_eeclkc_probe(struct platform_device *pdev)
 	return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
 					   data->hw_onecell_data);
 }
+EXPORT_SYMBOL_GPL(meson_eeclkc_probe);
+MODULE_LICENSE("GPL v2");