[PATCH v4 2/4] soc: ti: Add module build support

[Nicolas Frayer <nfrayer@baylibre.com>]

Added module build support for the TI K3 SoC info driver.

Signed-off-by: Nicolas Frayer <nfrayer@baylibre.com>
---
 arch/arm64/Kconfig.platforms |  1 -
 drivers/soc/ti/Kconfig       |  3 ++-
 drivers/soc/ti/k3-socinfo.c  | 11 +++++++++++
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 76580b932e44..4f2f92eb499f 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -130,7 +130,6 @@ config ARCH_K3
 	select TI_SCI_PROTOCOL
 	select TI_SCI_INTR_IRQCHIP
 	select TI_SCI_INTA_IRQCHIP
-	select TI_K3_SOCINFO
 	help
 	  This enables support for Texas Instruments' K3 multicore SoC
 	  architecture.
diff --git a/drivers/soc/ti/Kconfig b/drivers/soc/ti/Kconfig
index 7e2fb1c16af1..1a730c057cce 100644
--- a/drivers/soc/ti/Kconfig
+++ b/drivers/soc/ti/Kconfig
@@ -74,7 +74,8 @@ config TI_K3_RINGACC
 	  If unsure, say N.
 
 config TI_K3_SOCINFO
-	bool
+	tristate "TI K3 SoC info driver"
+	default y
 	depends on ARCH_K3 || COMPILE_TEST
 	select SOC_BUS
 	select MFD_SYSCON
diff --git a/drivers/soc/ti/k3-socinfo.c b/drivers/soc/ti/k3-socinfo.c
index 19f3e74f5376..98348f998e0f 100644
--- a/drivers/soc/ti/k3-socinfo.c
+++ b/drivers/soc/ti/k3-socinfo.c
@@ -13,6 +13,7 @@
 #include <linux/slab.h>
 #include <linux/string.h>
 #include <linux/sys_soc.h>
+#include <linux/module.h>
 
 #define CTRLMMR_WKUP_JTAGID_REG		0
 /*
@@ -141,6 +142,7 @@ static const struct of_device_id k3_chipinfo_of_match[] = {
 	{ .compatible = "ti,am654-chipid", },
 	{ /* sentinel */ },
 };
+MODULE_DEVICE_TABLE(of, k3_chipinfo_of_match);
 
 static struct platform_driver k3_chipinfo_driver = {
 	.driver = {
@@ -156,3 +158,12 @@ static int __init k3_chipinfo_init(void)
 	return platform_driver_register(&k3_chipinfo_driver);
 }
 subsys_initcall(k3_chipinfo_init);
+
+static void __exit k3_chipinfo_exit(void)
+{
+	platform_driver_unregister(&k3_chipinfo_driver);
+}
+module_exit(k3_chipinfo_exit);
+
+MODULE_DESCRIPTION("TI K3 SoC info driver");
+MODULE_LICENSE("GPL");
-- 
2.25.1