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ARM: shmobile: Stop using __raw_*() I/O accessors 

There is no reason to keep on using the __raw_{read,write}l() I/O
accessors in Renesas ARM platform code.  Switch to using the plain
{read,write}l() I/O accessors, to have a chance that this works on
big-endian.

Suggested-by: Arnd Bergmann <arnd@kernel.org>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Link: https://lore.kernel.org/r/20201117142447.2205664-1-geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2020-11-17 15:24:47 +01:00
parent 5705747c0c
commit d4a617c9bb
5 changed files with 18 additions and 18 deletions
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2
arch/arm/mach-shmobile/platsmp-scu.c
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@ -64,7 +64,7 @@ static int shmobile_smp_scu_psr_core_disabled(int cpu)
{
unsigned long mask = SCU_PM_POWEROFF << (cpu * 8);
if ((__raw_readl(shmobile_scu_base + 8) & mask) == mask)
if ((readl(shmobile_scu_base + 8) & mask) == mask)
return 1;
return 0;

8
arch/arm/mach-shmobile/setup-r8a7778.c
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@ -31,12 +31,12 @@ static void __init r8a7778_init_irq_dt(void)
irqchip_init();
/* route all interrupts to ARM */
__raw_writel(0x73ffffff, base + INT2NTSR0);
__raw_writel(0xffffffff, base + INT2NTSR1);
writel(0x73ffffff, base + INT2NTSR0);
writel(0xffffffff, base + INT2NTSR1);
/* unmask all known interrupts in INTCS2 */
__raw_writel(0x08330773, base + INT2SMSKCR0);
__raw_writel(0x00311110, base + INT2SMSKCR1);
writel(0x08330773, base + INT2SMSKCR0);
writel(0x00311110, base + INT2SMSKCR1);
iounmap(base);
}

14
arch/arm/mach-shmobile/setup-r8a7779.c
View File

@ -34,15 +34,15 @@ static void __init r8a7779_init_irq_dt(void)
irqchip_init();
/* route all interrupts to ARM */
__raw_writel(0xffffffff, base + INT2NTSR0);
__raw_writel(0x3fffffff, base + INT2NTSR1);
writel(0xffffffff, base + INT2NTSR0);
writel(0x3fffffff, base + INT2NTSR1);
/* unmask all known interrupts in INTCS2 */
__raw_writel(0xfffffff0, base + INT2SMSKCR0);
__raw_writel(0xfff7ffff, base + INT2SMSKCR1);
__raw_writel(0xfffbffdf, base + INT2SMSKCR2);
__raw_writel(0xbffffffc, base + INT2SMSKCR3);
__raw_writel(0x003fee3f, base + INT2SMSKCR4);
writel(0xfffffff0, base + INT2SMSKCR0);
writel(0xfff7ffff, base + INT2SMSKCR1);
writel(0xfffbffdf, base + INT2SMSKCR2);
writel(0xbffffffc, base + INT2SMSKCR3);
writel(0x003fee3f, base + INT2SMSKCR4);
iounmap(base);
}

2
arch/arm/mach-shmobile/smp-r8a7779.c
View File

@ -41,7 +41,7 @@ static void __init r8a7779_smp_prepare_cpus(unsigned int max_cpus)
void __iomem *base = ioremap(HPBREG_BASE, 0x1000);
/* Map the reset vector (in headsmp-scu.S, headsmp.S) */
__raw_writel(__pa(shmobile_boot_vector), base + AVECR);
writel(__pa(shmobile_boot_vector), base + AVECR);
/* setup r8a7779 specific SCU bits */
shmobile_smp_scu_prepare_cpus(R8A7779_SCU_BASE, max_cpus);

10
arch/arm/mach-shmobile/smp-sh73a0.c
View File

@ -34,10 +34,10 @@ static int sh73a0_boot_secondary(unsigned int cpu, struct task_struct *idle)
unsigned int lcpu = cpu_logical_map(cpu);
void __iomem *cpg2 = ioremap(CPG_BASE2, PAGE_SIZE);
if (((__raw_readl(cpg2 + PSTR) >> (4 * lcpu)) & 3) == 3)
__raw_writel(1 << lcpu, cpg2 + WUPCR); /* wake up */
if (((readl(cpg2 + PSTR) >> (4 * lcpu)) & 3) == 3)
writel(1 << lcpu, cpg2 + WUPCR); /* wake up */
else
__raw_writel(1 << lcpu, cpg2 + SRESCR); /* reset */
writel(1 << lcpu, cpg2 + SRESCR); /* reset */
iounmap(cpg2);
return 0;
}
@ -48,8 +48,8 @@ static void __init sh73a0_smp_prepare_cpus(unsigned int max_cpus)
void __iomem *sysc = ioremap(SYSC_BASE, PAGE_SIZE);
/* Map the reset vector (in headsmp.S) */
__raw_writel(0, ap + APARMBAREA); /* 4k */
__raw_writel(__pa(shmobile_boot_vector), sysc + SBAR);
writel(0, ap + APARMBAREA); /* 4k */
writel(__pa(shmobile_boot_vector), sysc + SBAR);
iounmap(sysc);
iounmap(ap);