From d84f27f264dbeaa74cc47f84ec7e6bc990072c9f Mon Sep 17 00:00:00 2001
From: Matteo Croce <rootkit85@yahoo.it>
Date: Mon, 7 Apr 2008 13:49:44 +0000
Subject: ar7: remove useless volatiles
SVN-Revision: 10757
---
target/linux/ar7/files/arch/mips/ar7/clock.c | 20 ++++++++++----------
target/linux/ar7/files/arch/mips/ar7/memory.c | 15 +++++++++------
2 files changed, 19 insertions(+), 16 deletions(-)
(limited to 'target/linux/ar7/files/arch')
diff --git a/target/linux/ar7/files/arch/mips/ar7/clock.c b/target/linux/ar7/files/arch/mips/ar7/clock.c
index 0f7e2d7..450769e 100644
--- a/target/linux/ar7/files/arch/mips/ar7/clock.c
+++ b/target/linux/ar7/files/arch/mips/ar7/clock.c
@@ -48,12 +48,12 @@
#define TNETD7200_DEF_USB_CLK 48000000
struct tnetd7300_clock {
- volatile u32 ctrl;
+ u32 ctrl;
#define PREDIV_MASK 0x001f0000
#define PREDIV_SHIFT 16
#define POSTDIV_MASK 0x0000001f
u32 unused1[3];
- volatile u32 pll;
+ u32 pll;
#define MUL_MASK 0x0000f000
#define MUL_SHIFT 12
#define PLL_MODE_MASK 0x00000001
@@ -71,17 +71,17 @@ struct tnetd7300_clocks {
};
struct tnetd7200_clock {
- volatile u32 ctrl;
+ u32 ctrl;
u32 unused1[3];
#define DIVISOR_ENABLE_MASK 0x00008000
- volatile u32 mul;
- volatile u32 prediv;
- volatile u32 postdiv;
- volatile u32 postdiv2;
+ u32 mul;
+ u32 prediv;
+ u32 postdiv;
+ u32 postdiv2;
u32 unused2[6];
- volatile u32 cmd;
- volatile u32 status;
- volatile u32 cmden;
+ u32 cmd;
+ u32 status;
+ u32 cmden;
u32 padding[15];
};
diff --git a/target/linux/ar7/files/arch/mips/ar7/memory.c b/target/linux/ar7/files/arch/mips/ar7/memory.c
index 72d6668..e8522a1 100644
--- a/target/linux/ar7/files/arch/mips/ar7/memory.c
+++ b/target/linux/ar7/files/arch/mips/ar7/memory.c
@@ -37,22 +37,25 @@
static int __init memsize(void)
{
u32 size = (64 << 20);
- volatile u32 *addr = (u32 *)KSEG1ADDR(0x14000000 + size - 4);
+ u32 *addr = (u32 *)KSEG1ADDR(0x14000000 + size - 4);
u32 *kernel_end = (u32 *)KSEG1ADDR(CPHYSADDR((u32)&_end));
+ u32 *tmpaddr = addr;
- while (addr > kernel_end) {
- *addr = (u32)addr;
+ while (tmpaddr > kernel_end) {
+ *tmpaddr = (u32)tmpaddr;
size >>= 1;
- addr -= size >> 2;
+ tmpaddr -= size >> 2;
}
do {
- addr += size >> 2;
- if (*addr != (u32)addr)
+ tmpaddr += size >> 2;
+ if (*tmpaddr != (u32)tmpaddr)
break;
size <<= 1;
} while (size < (64 << 20));
+ writel(tmpaddr, &addr);
+
return size;
}
--
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