[U-Boot] [PATCH v4 3/3] riscv: Add S-mode defconfigs for QEMU virt machine

[Anup Patel]

This patch adds S-mode defconfigs for QEMU virt machine so
that we can run u-boot in S-mode on QEMU using M-mode runtime
firmware (BBL or equivalent).

Signed-off-by: Anup Patel <anup at brainfault.org>
Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
Tested-by: Bin Meng <bmeng.cn at gmail.com>
Reviewed-by: Lukas Auer <lukas.auer at aisec.fraunhofer.de>
---
 board/emulation/qemu-riscv/MAINTAINERS |  2 ++
 configs/qemu-riscv32_smode_defconfig   | 10 ++++++++++
 configs/qemu-riscv64_smode_defconfig   | 11 +++++++++++
 3 files changed, 23 insertions(+)
 create mode 100644 configs/qemu-riscv32_smode_defconfig
 create mode 100644 configs/qemu-riscv64_smode_defconfig

diff --git a/board/emulation/qemu-riscv/MAINTAINERS b/board/emulation/qemu-riscv/MAINTAINERS
index 3c6eb4f844..c701c83d77 100644
--- a/board/emulation/qemu-riscv/MAINTAINERS
+++ b/board/emulation/qemu-riscv/MAINTAINERS
@@ -4,4 +4,6 @@ S:	Maintained
 F:	board/emulation/qemu-riscv/
 F:	include/configs/qemu-riscv.h
 F:	configs/qemu-riscv32_defconfig
+F:	configs/qemu-riscv32_smode_defconfig
 F:	configs/qemu-riscv64_defconfig
+F:	configs/qemu-riscv64_smode_defconfig
diff --git a/configs/qemu-riscv32_smode_defconfig b/configs/qemu-riscv32_smode_defconfig
new file mode 100644
index 0000000000..0a84ec1874
--- /dev/null
+++ b/configs/qemu-riscv32_smode_defconfig
@@ -0,0 +1,10 @@
+CONFIG_RISCV=y
+CONFIG_TARGET_QEMU_VIRT=y
+CONFIG_RISCV_SMODE=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_FIT=y
+CONFIG_DISPLAY_CPUINFO=y
+CONFIG_DISPLAY_BOARDINFO=y
+# CONFIG_CMD_MII is not set
+CONFIG_OF_PRIOR_STAGE=y
diff --git a/configs/qemu-riscv64_smode_defconfig b/configs/qemu-riscv64_smode_defconfig
new file mode 100644
index 0000000000..b012443370
--- /dev/null
+++ b/configs/qemu-riscv64_smode_defconfig
@@ -0,0 +1,11 @@
+CONFIG_RISCV=y
+CONFIG_TARGET_QEMU_VIRT=y
+CONFIG_ARCH_RV64I=y
+CONFIG_RISCV_SMODE=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_FIT=y
+CONFIG_DISPLAY_CPUINFO=y
+CONFIG_DISPLAY_BOARDINFO=y
+# CONFIG_CMD_MII is not set
+CONFIG_OF_PRIOR_STAGE=y
-- 
2.17.1