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-rw-r--r--arch/mips/kernel/setup.c16
-rw-r--r--arch/mips/kernel/smp-bmips.c2
-rw-r--r--arch/sparc/Kconfig2
-rw-r--r--drivers/usb/Kconfig6
-rw-r--r--drivers/usb/host/Kconfig8
5 files changed, 21 insertions, 13 deletions
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 85bc601e9a0d..5f8b0a9e30b3 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -375,6 +375,7 @@ static void __init bootmem_init(void)
unsigned long reserved_end;
unsigned long mapstart = ~0UL;
unsigned long bootmap_size;
+ phys_addr_t ramstart = (phys_addr_t)ULLONG_MAX;
bool bootmap_valid = false;
int i;
@@ -395,7 +396,8 @@ static void __init bootmem_init(void)
max_low_pfn = 0;
/*
- * Find the highest page frame number we have available.
+ * Find the highest page frame number we have available
+ * and the lowest used RAM address
*/
for (i = 0; i < boot_mem_map.nr_map; i++) {
unsigned long start, end;
@@ -407,6 +409,8 @@ static void __init bootmem_init(void)
end = PFN_DOWN(boot_mem_map.map[i].addr
+ boot_mem_map.map[i].size);
+ ramstart = min(ramstart, boot_mem_map.map[i].addr);
+
#ifndef CONFIG_HIGHMEM
/*
* Skip highmem here so we get an accurate max_low_pfn if low
@@ -436,6 +440,13 @@ static void __init bootmem_init(void)
mapstart = max(reserved_end, start);
}
+ /*
+ * Reserve any memory between the start of RAM and PHYS_OFFSET
+ */
+ if (ramstart > PHYS_OFFSET)
+ add_memory_region(PHYS_OFFSET, ramstart - PHYS_OFFSET,
+ BOOT_MEM_RESERVED);
+
if (min_low_pfn >= max_low_pfn)
panic("Incorrect memory mapping !!!");
if (min_low_pfn > ARCH_PFN_OFFSET) {
@@ -664,9 +675,6 @@ static int __init early_parse_mem(char *p)
add_memory_region(start, size, BOOT_MEM_RAM);
- if (start && start > PHYS_OFFSET)
- add_memory_region(PHYS_OFFSET, start - PHYS_OFFSET,
- BOOT_MEM_RESERVED);
return 0;
}
early_param("mem", early_parse_mem);
diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c
index 87dcac2447c8..9d41732a9146 100644
--- a/arch/mips/kernel/smp-bmips.c
+++ b/arch/mips/kernel/smp-bmips.c
@@ -572,7 +572,7 @@ asmlinkage void __weak plat_wired_tlb_setup(void)
*/
}
-void __init bmips_cpu_setup(void)
+void bmips_cpu_setup(void)
{
void __iomem __maybe_unused *cbr = BMIPS_GET_CBR();
u32 __maybe_unused cfg;
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 6bf594ace663..8767e45f1b2b 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -430,6 +430,8 @@ config SPARC_LEON
depends on SPARC32
select USB_EHCI_BIG_ENDIAN_MMIO
select USB_EHCI_BIG_ENDIAN_DESC
+ select USB_UHCI_BIG_ENDIAN_MMIO
+ select USB_UHCI_BIG_ENDIAN_DESC
---help---
If you say Y here if you are running on a SPARC-LEON processor.
The LEON processor is a synthesizable VHDL model of the
diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index f699abab1787..148f3ee70286 100644
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -19,6 +19,12 @@ config USB_EHCI_BIG_ENDIAN_MMIO
config USB_EHCI_BIG_ENDIAN_DESC
bool
+config USB_UHCI_BIG_ENDIAN_MMIO
+ bool
+
+config USB_UHCI_BIG_ENDIAN_DESC
+ bool
+
menuconfig USB_SUPPORT
bool "USB support"
depends on HAS_IOMEM
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 6150bed7cfa8..4fcfb3084b36 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -633,14 +633,6 @@ config USB_UHCI_ASPEED
bool
default y if ARCH_ASPEED
-config USB_UHCI_BIG_ENDIAN_MMIO
- bool
- default y if SPARC_LEON
-
-config USB_UHCI_BIG_ENDIAN_DESC
- bool
- default y if SPARC_LEON
-
config USB_FHCI_HCD
tristate "Freescale QE USB Host Controller support"
depends on OF_GPIO && QE_GPIO && QUICC_ENGINE