board: sifive: use ccache driver instead of helper function
Invokes the common cache_init function to initialize ccache.
Signed-off-by: Zong Li <zong.li@sifive.com>
Reviewed-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Rick Chen <rick@andestech.com>
diff --git a/arch/riscv/cpu/fu740/Kconfig b/arch/riscv/cpu/fu740/Kconfig
index 408195f..049a0a0 100644
--- a/arch/riscv/cpu/fu740/Kconfig
+++ b/arch/riscv/cpu/fu740/Kconfig
@@ -19,6 +19,8 @@
imply SMP
imply CLK_SIFIVE
imply CLK_SIFIVE_PRCI
+ imply SIFIVE_CACHE
+ imply SIFIVE_CCACHE
imply SIFIVE_SERIAL
imply MACB
imply MII
diff --git a/arch/riscv/cpu/fu740/Makefile b/arch/riscv/cpu/fu740/Makefile
index 5ef8ac1..1d1ad98 100644
--- a/arch/riscv/cpu/fu740/Makefile
+++ b/arch/riscv/cpu/fu740/Makefile
@@ -8,5 +8,4 @@
else
obj-y += dram.o
obj-y += cpu.o
-obj-y += cache.o
endif
diff --git a/arch/riscv/cpu/fu740/cache.c b/arch/riscv/cpu/fu740/cache.c
deleted file mode 100644
index 680955c..0000000
--- a/arch/riscv/cpu/fu740/cache.c
+++ /dev/null
@@ -1,55 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright (C) 2020-2021 SiFive, Inc
- *
- * Authors:
- * Pragnesh Patel <pragnesh.patel@sifive.com>
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <linux/bitops.h>
-#include <asm/global_data.h>
-
-/* Register offsets */
-#define L2_CACHE_CONFIG 0x000
-#define L2_CACHE_ENABLE 0x008
-
-#define MASK_NUM_WAYS GENMASK(15, 8)
-#define NUM_WAYS_SHIFT 8
-
-DECLARE_GLOBAL_DATA_PTR;
-
-int cache_enable_ways(void)
-{
- const void *blob = gd->fdt_blob;
- int node;
- fdt_addr_t base;
- u32 config;
- u32 ways;
-
- volatile u32 *enable;
-
- node = fdt_node_offset_by_compatible(blob, -1,
- "sifive,fu740-c000-ccache");
-
- if (node < 0)
- return node;
-
- base = fdtdec_get_addr_size_auto_parent(blob, 0, node, "reg", 0,
- NULL, false);
- if (base == FDT_ADDR_T_NONE)
- return FDT_ADDR_T_NONE;
-
- config = readl((volatile u32 *)base + L2_CACHE_CONFIG);
- ways = (config & MASK_NUM_WAYS) >> NUM_WAYS_SHIFT;
-
- enable = (volatile u32 *)(base + L2_CACHE_ENABLE);
-
- /* memory barrier */
- mb();
- (*enable) = ways - 1;
- /* memory barrier */
- mb();
- return 0;
-}