mfd: Add module build support for RZ/G2L MTU3a

Modified Kconfig to enable module build support for RZ/G2L MTU3a driver.
While at it, added module.h header file.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230711092841.119161-1-biju.das.jz@bp.renesas.com
Signed-off-by: Lee Jones <lee@kernel.org>

diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 8effe18..a3875d9 100644 (file)
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1371,7 +1371,7 @@ config MFD_SC27XX_PMIC
          and it also adds the irq_chip parts for handling the PMIC chip events.
 
 config RZ_MTU3
-       bool "Renesas RZ/G2L MTU3a core driver"
+       tristate "Renesas RZ/G2L MTU3a core driver"
        depends on (ARCH_RZG2L && OF) || COMPILE_TEST
        help
          Select this option to enable Renesas RZ/G2L MTU3a core driver for

diff --git a/drivers/mfd/rz-mtu3.c b/drivers/mfd/rz-mtu3.c
index 04006f4..037956f 100644 (file)
--- a/drivers/mfd/rz-mtu3.c
+++ b/drivers/mfd/rz-mtu3.c
@@ -11,6 +11,7 @@
 #include <linux/irq.h>
 #include <linux/mfd/core.h>
 #include <linux/mfd/rz-mtu3.h>
+#include <linux/module.h>
 #include <linux/of_platform.h>
 #include <linux/reset.h>
 #include <linux/spinlock.h>