ARM: kirkwood: switch to using mvebu mbus
The mvebu mbus code already had most of the support required for
kirkwood. The only difference is that unlike the other mvebu targets
kirkwood doesn't have a bridge control block so the code related to
managing that needs to be compiled out.
Signed-off-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/arch/arm/mach-kirkwood/cpu.c b/arch/arm/mach-kirkwood/cpu.c
index 95dd07f..009b492 100644
--- a/arch/arm/mach-kirkwood/cpu.c
+++ b/arch/arm/mach-kirkwood/cpu.c
@@ -110,6 +110,32 @@
return 0;
}
+static struct mbus_win windows[] = {
+ /* Window 0: PCIE MEM address space */
+ { KW_DEFADR_PCI_MEM, 1024 * 1024 * 256,
+ KWCPU_TARGET_PCIE, KWCPU_ATTR_PCIE_MEM },
+
+ /* Window 1: PCIE IO address space */
+ { KW_DEFADR_PCI_IO, 1024 * 64,
+ KWCPU_TARGET_PCIE, KWCPU_ATTR_PCIE_IO },
+
+ /* Window 2: NAND Flash address space */
+ { KW_DEFADR_NANDF, 1024 * 1024 * 128,
+ KWCPU_TARGET_MEMORY, KWCPU_ATTR_NANDFLASH },
+
+ /* Window 3: SPI Flash address space */
+ { KW_DEFADR_SPIF, 1024 * 1024 * 128,
+ KWCPU_TARGET_MEMORY, KWCPU_ATTR_SPIFLASH },
+
+ /* Window 4: BOOT Memory address space */
+ { KW_DEFADR_BOOTROM, 1024 * 1024 * 128,
+ KWCPU_TARGET_MEMORY, KWCPU_ATTR_BOOTROM },
+
+ /* Window 5: Security SRAM address space */
+ { KW_DEFADR_SASRAM, 1024 * 64,
+ KWCPU_TARGET_SASRAM, KWCPU_ATTR_SASRAM },
+};
+
/*
* SYSRSTn Duration Counter Support
*
@@ -221,15 +247,13 @@
struct kwcpu_registers *cpureg =
(struct kwcpu_registers *)KW_CPU_REG_BASE;
- /* Linux expects` the internal registers to be at 0xf1000000 */
+ /* Linux expects the internal registers to be at 0xf1000000 */
writel(KW_REGS_PHY_BASE, KW_OFFSET_REG);
/* Enable and invalidate L2 cache in write through mode */
writel(readl(&cpureg->l2_cfg) | 0x18, &cpureg->l2_cfg);
invalidate_l2_cache();
- kw_config_adr_windows();
-
#ifdef CONFIG_KIRKWOOD_RGMII_PAD_1V8
/*
* Configures the I/O voltage of the pads connected to Egigabit
@@ -296,6 +320,9 @@
temp = get_cr();
set_cr(temp & ~CR_V);
+ /* Configure mbus windows */
+ mvebu_mbus_probe(windows, ARRAY_SIZE(windows));
+
/* checks and execute resset to factory event */
kw_sysrst_check();