riscv: Add board_quiesce_devices stub

This patch adds an empty stub for board_quiesce_devices() which allows boards
to quiesce their devices before we boot into an OS in a platform agnostic way.

Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/arch/riscv/include/asm/u-boot-riscv.h b/arch/riscv/include/asm/u-boot-riscv.h
index c4c068f9e24dd7b3c0a6846b0dbaee8c09d57e3b..49febd588102a825f3c6edae199358ed46b76a01 100644 (file)
--- a/arch/riscv/include/asm/u-boot-riscv.h
+++ b/arch/riscv/include/asm/u-boot-riscv.h
@@ -16,5 +16,6 @@ int cleanup_before_linux(void);
 
 /* board/.../... */
 int board_init(void);
+void board_quiesce_devices(void);
 
 #endif /* _U_BOOT_RISCV_H_ */

diff --git a/arch/riscv/lib/bootm.c b/arch/riscv/lib/bootm.c
index 8ede0485d4703a74faa4b4fb5e9e6746480879f7..2610a57bbff32e6d9f9c0d63840177c43973bfeb 100644 (file)
--- a/arch/riscv/lib/bootm.c
+++ b/arch/riscv/lib/bootm.c
@@ -15,6 +15,10 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
+__weak void board_quiesce_devices(void)
+{
+}
+
 int arch_fixup_fdt(void *blob)
 {
        return 0;