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unicore32 io: redefine __REG(x) and re-use readl/writel funcs

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-- by advice of Arnd Bergmann

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
GuanXuetao 2011-02-26 21:21:18 +08:00
parent 4517366d87
commit e5abf78b57
13 changed files with 171 additions and 164 deletions
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10
arch/unicore32/kernel/process.c
View file

@ -125,9 +125,9 @@ void machine_restart(char *cmd)
/* Jump into ROM at address 0xffff0000 */
cpu_reset(VECTORS_BASE);
} else {
PM_PLLSYSCFG = 0x00002001; /* cpu clk = 250M */
PM_PLLDDRCFG = 0x00100800; /* ddr clk = 44M */
PM_PLLVGACFG = 0x00002001; /* vga clk = 250M */
writel(0x00002001, PM_PLLSYSCFG); /* cpu clk = 250M */
writel(0x00100800, PM_PLLDDRCFG); /* ddr clk = 44M */
writel(0x00002001, PM_PLLVGACFG); /* vga clk = 250M */
/* Use on-chip reset capability */
/* following instructions must be in one icache line */
@ -141,10 +141,10 @@ void machine_restart(char *cmd)
" nop; nop; nop\n\t"
/* prefetch 3 instructions at most */
:
: "r" ((unsigned long)&PM_PMCR),
: "r" (PM_PMCR),
"r" (PM_PMCR_CFBSYS | PM_PMCR_CFBDDR
| PM_PMCR_CFBVGA),
"r" ((unsigned long)&RESETC_SWRR),
"r" (RESETC_SWRR),
"r" (RESETC_SWRR_SRB)
: "r0", "memory");
}