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authorBin Meng <bmeng.cn@gmail.com>2019-09-20 22:41:30 -0700
committerPalmer Dabbelt <palmer@sifive.com>2019-10-28 07:47:27 -0700
commit7ae05377b85fff9d4f68271fc415a43018836b4b (patch)
tree2657a37fbcaf0ce8b3fa7430194d334aaf8c2518
parent37207e12245e0c5737a20b736b66b257ecf75d02 (diff)
riscv: hw: Drop "clock-frequency" property of cpu nodes
The "clock-frequency" property of cpu nodes isn't required. Drop it. This is to keep in sync with Linux kernel commit below: https://patchwork.kernel.org/patch/11133031/ Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
-rw-r--r--hw/riscv/sifive_u.c2
-rw-r--r--hw/riscv/spike.c2
-rw-r--r--hw/riscv/virt.c2
-rw-r--r--include/hw/riscv/sifive_u.h1
-rw-r--r--include/hw/riscv/spike.h4
-rw-r--r--include/hw/riscv/virt.h4
6 files changed, 0 insertions, 15 deletions
diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c
index 9f8e84bf2e..02dd76176e 100644
--- a/hw/riscv/sifive_u.c
+++ b/hw/riscv/sifive_u.c
@@ -151,8 +151,6 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
char *intc = g_strdup_printf("/cpus/cpu@%d/interrupt-controller", cpu);
char *isa;
qemu_fdt_add_subnode(fdt, nodename);
- qemu_fdt_setprop_cell(fdt, nodename, "clock-frequency",
- SIFIVE_U_CLOCK_FREQ);
/* cpu 0 is the management hart that does not have mmu */
if (cpu != 0) {
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48");
diff --git a/hw/riscv/spike.c b/hw/riscv/spike.c
index d60415d190..8bbffbcd0f 100644
--- a/hw/riscv/spike.c
+++ b/hw/riscv/spike.c
@@ -102,8 +102,6 @@ static void create_fdt(SpikeState *s, const struct MemmapEntry *memmap,
char *intc = g_strdup_printf("/cpus/cpu@%d/interrupt-controller", cpu);
char *isa = riscv_isa_string(&s->soc.harts[cpu]);
qemu_fdt_add_subnode(fdt, nodename);
- qemu_fdt_setprop_cell(fdt, nodename, "clock-frequency",
- SPIKE_CLOCK_FREQ);
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48");
qemu_fdt_setprop_string(fdt, nodename, "riscv,isa", isa);
qemu_fdt_setprop_string(fdt, nodename, "compatible", "riscv");
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
index d36f5625ec..13030619d4 100644
--- a/hw/riscv/virt.c
+++ b/hw/riscv/virt.c
@@ -161,8 +161,6 @@ static void create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap,
char *intc = g_strdup_printf("/cpus/cpu@%d/interrupt-controller", cpu);
char *isa = riscv_isa_string(&s->soc.harts[cpu]);
qemu_fdt_add_subnode(fdt, nodename);
- qemu_fdt_setprop_cell(fdt, nodename, "clock-frequency",
- VIRT_CLOCK_FREQ);
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48");
qemu_fdt_setprop_string(fdt, nodename, "riscv,isa", isa);
qemu_fdt_setprop_string(fdt, nodename, "compatible", "riscv");
diff --git a/include/hw/riscv/sifive_u.h b/include/hw/riscv/sifive_u.h
index e4df298c23..4850805ee7 100644
--- a/include/hw/riscv/sifive_u.h
+++ b/include/hw/riscv/sifive_u.h
@@ -75,7 +75,6 @@ enum {
};
enum {
- SIFIVE_U_CLOCK_FREQ = 1000000000,
SIFIVE_U_HFCLK_FREQ = 33333333,
SIFIVE_U_RTCCLK_FREQ = 1000000
};
diff --git a/include/hw/riscv/spike.h b/include/hw/riscv/spike.h
index 03d870363c..dc770421bc 100644
--- a/include/hw/riscv/spike.h
+++ b/include/hw/riscv/spike.h
@@ -38,10 +38,6 @@ enum {
SPIKE_DRAM
};
-enum {
- SPIKE_CLOCK_FREQ = 1000000000
-};
-
#if defined(TARGET_RISCV32)
#define SPIKE_V1_09_1_CPU TYPE_RISCV_CPU_RV32GCSU_V1_09_1
#define SPIKE_V1_10_0_CPU TYPE_RISCV_CPU_RV32GCSU_V1_10_0
diff --git a/include/hw/riscv/virt.h b/include/hw/riscv/virt.h
index 6e5fbe5d3b..68978a13e8 100644
--- a/include/hw/riscv/virt.h
+++ b/include/hw/riscv/virt.h
@@ -55,10 +55,6 @@ enum {
VIRTIO_NDEV = 0x35 /* Arbitrary maximum number of interrupts */
};
-enum {
- VIRT_CLOCK_FREQ = 1000000000
-};
-
#define VIRT_PLIC_HART_CONFIG "MS"
#define VIRT_PLIC_NUM_SOURCES 127
#define VIRT_PLIC_NUM_PRIORITIES 7