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[xburst] Add per board struct describing the external clock setup.

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19783 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
lars
2010-02-20 20:45:00 +00:00
parent 9380739d16
commit d0f76caa10
10 changed files with 47 additions and 55 deletions
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10
target/linux/xburst/files-2.6.32/arch/mips/jz4740/time.c
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@@ -22,6 +22,7 @@
#include <asm/mach-jz4740/irq.h>
#include <asm/mach-jz4740/jz4740.h>
#include <asm/time.h>
#include "clock.h"
#define JZ_REG_TIMER_STOP 0x1C
#define JZ_REG_TIMER_STOP_SET 0x2C
@@ -216,7 +217,6 @@ void __init plat_time_init(void)
{
int ret;
uint32_t clk_rate;
struct clk *ext_clk;
jz4740_timer_base = ioremap(CPHYSADDR(TCU_BASE), 0x100);
@@ -225,13 +225,7 @@ void __init plat_time_init(void)
return;
}
/*ext_clk = clk_get(NULL, "ext");
clk_rate = clk_get_rate(ext_clk) >> 4;
clk_put(ext_clk);*/
clk_rate = JZ_EXTAL >> 4;
clk_rate = jz4740_clock_bdata.ext_rate >> 4;
jz4740_jiffies_per_tick = DIV_ROUND_CLOSEST(clk_rate, HZ);
clockevent_set_clock(&jz4740_clockevent, clk_rate);