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-rw-r--r--arch/arm/mach-mvebu/cpu.c7
-rw-r--r--arch/arm/mach-mvebu/include/mach/soc.h9
-rw-r--r--arch/arm/mach-mvebu/spl.c13
3 files changed, 8 insertions, 21 deletions
diff --git a/arch/arm/mach-mvebu/cpu.c b/arch/arm/mach-mvebu/cpu.c
index fd56c99c92..071b13b6a4 100644
--- a/arch/arm/mach-mvebu/cpu.c
+++ b/arch/arm/mach-mvebu/cpu.c
@@ -220,9 +220,11 @@ static void setup_usb_phys(void)
}
}
+/*
+ * This function is not called from the SPL U-Boot version
+ */
int arch_cpu_init(void)
{
-#if !defined(CONFIG_SPL_BUILD)
struct pl310_regs *const pl310 =
(struct pl310_regs *)CONFIG_SYS_PL310_BASE;
@@ -233,13 +235,11 @@ int arch_cpu_init(void)
* still locked to cache.
*/
mmu_disable();
-#endif
/* Linux expects the internal registers to be at 0xf1000000 */
writel(SOC_REGS_PHY_BASE, INTREG_BASE_ADDR_REG);
set_cbar(SOC_REGS_PHY_BASE + 0xC000);
-#if !defined(CONFIG_SPL_BUILD)
/*
* From this stage on, the SoC detection is working. As we have
* configured the internal register base to the value used
@@ -253,7 +253,6 @@ int arch_cpu_init(void)
icache_disable();
dcache_disable();
clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN);
-#endif
/*
* We need to call mvebu_mbus_probe() before calling
diff --git a/arch/arm/mach-mvebu/include/mach/soc.h b/arch/arm/mach-mvebu/include/mach/soc.h
index 2be8cbac3f..b78da25b5c 100644
--- a/arch/arm/mach-mvebu/include/mach/soc.h
+++ b/arch/arm/mach-mvebu/include/mach/soc.h
@@ -33,10 +33,11 @@
#define INTREG_BASE_ADDR_REG (INTREG_BASE + 0x20080)
#if defined(CONFIG_SPL_BUILD)
/*
- * On A38x switching the regs base address without running from
- * SDRAM doesn't seem to work. So let the SPL still use the
- * default base address and switch to the new address in the
- * main u-boot later.
+ * The SPL U-Boot version still runs with the default
+ * address for the internal registers, configured by
+ * the BootROM. Only the main U-Boot version uses the
+ * new internal register base address, that also is
+ * required for the Linux kernel.
*/
#define SOC_REGS_PHY_BASE 0xd0000000
#else
diff --git a/arch/arm/mach-mvebu/spl.c b/arch/arm/mach-mvebu/spl.c
index 4eeef2dcda..832df0a004 100644
--- a/arch/arm/mach-mvebu/spl.c
+++ b/arch/arm/mach-mvebu/spl.c
@@ -36,19 +36,6 @@ void board_init_f(ulong dummy)
{
int ret;
-#ifndef CONFIG_MVEBU_BOOTROM_UARTBOOT
- /*
- * Only call arch_cpu_init() when not returning to the
- * Marvell BootROM, which is done when booting via
- * the xmodem protocol (kwboot tool). Otherwise the
- * internal register will get remapped and the BootROM
- * can't continue to run correctly.
- */
-
- /* Linux expects the internal registers to be at 0xf1000000 */
- arch_cpu_init();
-#endif
-
/*
* Pin muxing needs to be done before UART output, since
* on A38x the UART pins need some re-muxing for output