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authorPaul Mundt <lethal@linux-sh.org>2010-08-04 11:56:17 +0900
committerPaul Mundt <lethal@linux-sh.org>2010-08-04 11:56:17 +0900
commit701ec7a7b04a62c74ab1b83b59a3fd35c0ba5fdb (patch)
treec07aa954f48ec45c422641052d46008697a4a6b1 /arch/arm/mach-integrator/core.c
parent285eba57db7bd7d7c3c5929fb8621fdcaaea1b00 (diff)
parent3a09b1be53d23df780a0cd0e4087a05e2ca4a00c (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: arch/arm/configs/ap4evb_defconfig arch/arm/configs/g3evm_defconfig arch/arm/configs/g4evm_defconfig Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/arm/mach-integrator/core.c')
-rw-r--r--arch/arm/mach-integrator/core.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index b02cfc06e0a..8f4fb6d638f 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -14,6 +14,7 @@
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
+#include <linux/memblock.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/termios.h>
@@ -30,6 +31,7 @@
#include <asm/system.h>
#include <asm/leds.h>
#include <asm/mach/time.h>
+#include <asm/pgtable.h>
static struct amba_pl010_data integrator_uart_data;
@@ -119,8 +121,13 @@ static struct clk uartclk = {
.rate = 14745600,
};
+static struct clk dummy_apb_pclk;
+
static struct clk_lookup lookups[] = {
- { /* UART0 */
+ { /* Bus clock */
+ .con_id = "apb_pclk",
+ .clk = &dummy_apb_pclk,
+ }, { /* UART0 */
.dev_id = "mb:16",
.clk = &uartclk,
}, { /* UART1 */
@@ -215,3 +222,13 @@ void cm_control(u32 mask, u32 set)
}
EXPORT_SYMBOL(cm_control);
+
+/*
+ * We need to stop things allocating the low memory; ideally we need a
+ * better implementation of GFP_DMA which does not assume that DMA-able
+ * memory starts at zero.
+ */
+void __init integrator_reserve(void)
+{
+ memblock_reserve(PHYS_OFFSET, __pa(swapper_pg_dir) - PHYS_OFFSET);
+}