[U-Boot] [PATCH 09/19] riscv: qemu: Probe cpus during boot

[Bin Meng]

This calls cpu_probe_all() to probe all available cpus.

Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
---

 arch/riscv/cpu/qemu/Kconfig |  1 +
 arch/riscv/cpu/qemu/cpu.c   | 14 ++++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/arch/riscv/cpu/qemu/Kconfig b/arch/riscv/cpu/qemu/Kconfig
index ec5d934..e91cff5 100644
--- a/arch/riscv/cpu/qemu/Kconfig
+++ b/arch/riscv/cpu/qemu/Kconfig
@@ -4,6 +4,7 @@
 
 config QEMU_RISCV
 	bool
+	select ARCH_EARLY_INIT_R
 	imply CPU
 	imply CPU_RISCV
 	imply RISCV_TIMER
diff --git a/arch/riscv/cpu/qemu/cpu.c b/arch/riscv/cpu/qemu/cpu.c
index 221f3a8..e98f624 100644
--- a/arch/riscv/cpu/qemu/cpu.c
+++ b/arch/riscv/cpu/qemu/cpu.c
@@ -4,7 +4,9 @@
  */
 
 #include <common.h>
+#include <cpu.h>
 #include <dm.h>
+#include <log.h>
 
 /*
  * cleanup_before_linux() is called just before we call linux
@@ -21,6 +23,18 @@ int cleanup_before_linux(void)
 	return 0;
 }
 
+int arch_early_init_r(void)
+{
+	int ret;
+
+	/* probe cpus so that risc-v timer can be bound */
+	ret = cpu_probe_all();
+	if (ret)
+		return log_msg_ret("risc-v cpus probe fails\n", ret);
+
+	return 0;
+}
+
 /* To enumerate devices on the /soc/ node, create a "simple-bus" driver */
 static const struct udevice_id riscv_virtio_soc_ids[] = {
 	{ .compatible = "riscv-virtio-soc" },
-- 
2.7.4