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authorBin Meng <bmeng.cn@gmail.com>2019-09-06 09:20:00 -0700
committerPalmer Dabbelt <palmer@sifive.com>2019-09-17 08:42:46 -0700
commitd0730344fd8f27ce5e98efd43efe594ae3a00087 (patch)
tree49354c614249153a146acb31a677c9f717055abf
parent1a5938a01fab0a04c322734f683e2348fc9d30b3 (diff)
riscv: sifive_e: prci: Update the PRCI register block size
Currently the PRCI register block size is set to 0x8000, but in fact 0x1000 is enough, which is also what the manual says. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Chih-Min Chao <chihmin.chao@sifive.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
-rw-r--r--hw/riscv/sifive_e_prci.c2
-rw-r--r--include/hw/riscv/sifive_e_prci.h2
2 files changed, 3 insertions, 1 deletions
diff --git a/hw/riscv/sifive_e_prci.c b/hw/riscv/sifive_e_prci.c
index bfe9b13a67..a1c0d44f18 100644
--- a/hw/riscv/sifive_e_prci.c
+++ b/hw/riscv/sifive_e_prci.c
@@ -87,7 +87,7 @@ static void sifive_e_prci_init(Object *obj)
SiFiveEPRCIState *s = SIFIVE_E_PRCI(obj);
memory_region_init_io(&s->mmio, obj, &sifive_e_prci_ops, s,
- TYPE_SIFIVE_E_PRCI, 0x8000);
+ TYPE_SIFIVE_E_PRCI, SIFIVE_E_PRCI_REG_SIZE);
sysbus_init_mmio(SYS_BUS_DEVICE(obj), &s->mmio);
s->hfrosccfg = (SIFIVE_E_PRCI_HFROSCCFG_RDY | SIFIVE_E_PRCI_HFROSCCFG_EN);
diff --git a/include/hw/riscv/sifive_e_prci.h b/include/hw/riscv/sifive_e_prci.h
index c4b76aa17a..698b0b451c 100644
--- a/include/hw/riscv/sifive_e_prci.h
+++ b/include/hw/riscv/sifive_e_prci.h
@@ -47,6 +47,8 @@ enum {
SIFIVE_E_PRCI_PLLOUTDIV_DIV1 = (1 << 8)
};
+#define SIFIVE_E_PRCI_REG_SIZE 0x1000
+
#define TYPE_SIFIVE_E_PRCI "riscv.sifive.e.prci"
#define SIFIVE_E_PRCI(obj) \