plat: rpi: rpi5: enable scmi Pin control protocol

Enable ARM SCMI Pin control protocol for RPI5.

Signed-off-by: Grygorii Strashko <[email protected]>

plat/rpi/rpi5/platform.mk

@@ -99,9 +99,16 @@ BL31_SOURCES		+= drivers/scmi-msg/base.c			\
 				drivers/scmi-msg/entry.c		\
 				drivers/scmi-msg/smt.c			\
 				drivers/scmi-msg/reset_domain.c		\
+				drivers/scmi-msg/scmi_pinctrl.c		\
+				drivers/pinctrl/pinctrl.c		\
 				plat/rpi/rpi5/scmi/scmi.c		\
 				plat/rpi/rpi5/scmi/scmi_reset.c		\
-				plat/rpi/rpi5/rpi5_svc_setup.c
+				plat/rpi/rpi5/rpi5_svc_setup.c \
+				plat/rpi/rpi5/bcm2712_pinctrl.c
+
+BL31_SOURCES		+= drivers/scmi-msg/scmi_pinctrl.c		\
+				drivers/pinctrl/pinctrl.c		\
+				plat/rpi/rpi5/bcm2712_pinctrl.c
 endif
 
 $(eval $(call add_define,RPI3_BL33_IN_AARCH32))

plat/rpi/rpi5/rpi5_setup.c

@@ -8,6 +8,7 @@
 #include <rpi_shared.h>
 
 #ifdef SCMI_SERVER_SUPPORT
+extern void bcm2712_pinctrl_init(void);
 extern void rpi5_init_scmi_server(void);
 #endif
 
@@ -16,7 +17,8 @@ void plat_rpi_bl31_custom_setup(void)
 	/* Enable arch timer */
 	generic_delay_timer_init();
 
-#ifdef SCMI_SERVER_SUPPORT
+#if SCMI_SERVER_SUPPORT
+	bcm2712_pinctrl_init();
 	rpi5_init_scmi_server();
 #endif
 }

plat/rpi/rpi5/scmi/scmi.c

@@ -43,6 +43,7 @@ const char *plat_scmi_sub_vendor_name(void)
 
 static const uint8_t plat_protocol_list[] = {
 	SCMI_PROTOCOL_ID_RESET_DOMAIN,
+	SCMI_PROTOCOL_ID_PINCTRL,
 	0U /* Null termination */
 };