mirror of https://gitee.com/openkylin/linux.git
[MIPS] MIPS Tech: Get rid of volatile in core code.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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78709b9df3
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f197465384
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@ -24,16 +24,16 @@
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void mips_display_message(const char *str)
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{
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static volatile unsigned int *display = NULL;
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static unsigned int __iomem *display = NULL;
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int i;
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if (unlikely(display == NULL))
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display = (volatile unsigned int *)ioremap(ASCII_DISPLAY_POS_BASE, 16*sizeof(int));
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display = ioremap(ASCII_DISPLAY_POS_BASE, 16*sizeof(int));
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for (i = 0; i <= 14; i=i+2) {
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if (*str)
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display[i] = *str++;
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writel(*str++, display + i);
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else
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display[i] = ' ';
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writel(' ', display + i);
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}
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}
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@ -39,24 +39,24 @@ static void atlas_machine_power_off(void);
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static void mips_machine_restart(char *command)
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{
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volatile unsigned int *softres_reg = (unsigned int *)ioremap (SOFTRES_REG, sizeof(unsigned int));
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unsigned int __iomem *softres_reg = ioremap(SOFTRES_REG, sizeof(unsigned int));
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*softres_reg = GORESET;
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writew(GORESET, softres_reg);
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}
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static void mips_machine_halt(void)
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{
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volatile unsigned int *softres_reg = (unsigned int *)ioremap (SOFTRES_REG, sizeof(unsigned int));
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unsigned int __iomem *softres_reg = ioremap(SOFTRES_REG, sizeof(unsigned int));
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*softres_reg = GORESET;
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writew(GORESET, softres_reg);
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}
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#if defined(CONFIG_MIPS_ATLAS)
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static void atlas_machine_power_off(void)
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{
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volatile unsigned int *psustby_reg = (unsigned int *)ioremap(ATLAS_PSUSTBY_REG, sizeof(unsigned int));
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unsigned int __iomem *psustby_reg = ioremap(ATLAS_PSUSTBY_REG, sizeof(unsigned int));
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*psustby_reg = ATLAS_GOSTBY;
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writew(ATLAS_GOSTBY, psustby_reg);
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}
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#endif
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@ -85,7 +85,7 @@ static inline int mips_pcibios_iack(void)
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dummy = BONITO_PCIMAP_CFG;
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iob(); /* sync */
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irq = *(volatile u32 *)(_pcictrl_bonito_pcicfg);
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irq = readl((u32 *)_pcictrl_bonito_pcicfg);
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iob(); /* sync */
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irq &= 0xff;
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BONITO_PCIMAP_CFG = 0;
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@ -145,7 +145,8 @@ void __init plat_mem_setup(void)
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#ifdef CONFIG_BLK_DEV_IDE
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/* Check PCI clock */
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{
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int jmpr = (*((volatile unsigned int *)ioremap(MALTA_JMPRS_REG, sizeof(unsigned int))) >> 2) & 0x07;
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unsigned int __iomem *jmpr_p = (unsigned int *) ioremap(MALTA_JMPRS_REG, sizeof(unsigned int));
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int jmpr = (readw(jmpr_p) >> 2) & 0x07;
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static const int pciclocks[] __initdata = {
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33, 20, 25, 30, 12, 16, 37, 10
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};
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@ -179,7 +180,6 @@ void __init plat_mem_setup(void)
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};
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#endif
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#endif
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mips_reboot_setup();
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board_time_init = mips_time_init;
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