From 8fb0a87a4a078e2f56256a243d2cfc16412b5df9 Mon Sep 17 00:00:00 2001 From: matteo Date: Mon, 7 Apr 2008 13:49:44 +0000 Subject: ar7: remove useless volatiles git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10757 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- 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 0f7e2d7ee..450769e7f 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 72d6668a1..e8522a174 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; } -- cgit v1.2.3