diff options
Diffstat (limited to 'arch/arm/plat-omap/io.c')
| -rw-r--r-- | arch/arm/plat-omap/io.c | 62 |
1 files changed, 60 insertions, 2 deletions
diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c index 9b42d72d96cf..b6defa23e77e 100644 --- a/arch/arm/plat-omap/io.c +++ b/arch/arm/plat-omap/io.c @@ -30,8 +30,8 @@ void __iomem *omap_ioremap(unsigned long p, size_t size, unsigned int type) { #ifdef CONFIG_ARCH_OMAP1 if (cpu_class_is_omap1()) { - if (BETWEEN(p, IO_PHYS, IO_SIZE)) - return XLATE(p, IO_PHYS, IO_VIRT); + if (BETWEEN(p, OMAP1_IO_PHYS, OMAP1_IO_SIZE)) + return XLATE(p, OMAP1_IO_PHYS, OMAP1_IO_VIRT); } if (cpu_is_omap730()) { if (BETWEEN(p, OMAP730_DSP_BASE, OMAP730_DSP_SIZE)) @@ -132,3 +132,61 @@ void omap_iounmap(volatile void __iomem *addr) __iounmap(addr); } EXPORT_SYMBOL(omap_iounmap); + +/* + * NOTE: Please use ioremap + __raw_read/write where possible instead of these + */ + +u8 omap_readb(u32 pa) +{ + if (cpu_class_is_omap1()) + return __raw_readb(OMAP1_IO_ADDRESS(pa)); + else + return __raw_readb(OMAP2_IO_ADDRESS(pa)); +} +EXPORT_SYMBOL(omap_readb); + +u16 omap_readw(u32 pa) +{ + if (cpu_class_is_omap1()) + return __raw_readw(OMAP1_IO_ADDRESS(pa)); + else + return __raw_readw(OMAP2_IO_ADDRESS(pa)); +} +EXPORT_SYMBOL(omap_readw); + +u32 omap_readl(u32 pa) +{ + if (cpu_class_is_omap1()) + return __raw_readl(OMAP1_IO_ADDRESS(pa)); + else + return __raw_readl(OMAP2_IO_ADDRESS(pa)); +} +EXPORT_SYMBOL(omap_readl); + +void omap_writeb(u8 v, u32 pa) +{ + if (cpu_class_is_omap1()) + __raw_writeb(v, OMAP1_IO_ADDRESS(pa)); + else + __raw_writeb(v, OMAP2_IO_ADDRESS(pa)); +} +EXPORT_SYMBOL(omap_writeb); + +void omap_writew(u16 v, u32 pa) +{ + if (cpu_class_is_omap1()) + __raw_writew(v, OMAP1_IO_ADDRESS(pa)); + else + __raw_writew(v, OMAP2_IO_ADDRESS(pa)); +} +EXPORT_SYMBOL(omap_writew); + +void omap_writel(u32 v, u32 pa) +{ + if (cpu_class_is_omap1()) + __raw_writel(v, OMAP1_IO_ADDRESS(pa)); + else + __raw_writel(v, OMAP2_IO_ADDRESS(pa)); +} +EXPORT_SYMBOL(omap_writel); |