diff options
Diffstat (limited to 'arch/arm/mach-ebsa110/io.c')
| -rw-r--r-- | arch/arm/mach-ebsa110/io.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/arch/arm/mach-ebsa110/io.c b/arch/arm/mach-ebsa110/io.c index 6b2380e153e..756cc377a73 100644 --- a/arch/arm/mach-ebsa110/io.c +++ b/arch/arm/mach-ebsa110/io.c @@ -23,9 +23,9 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/types.h> +#include <linux/io.h> -#include <asm/hardware.h> -#include <asm/io.h> +#include <mach/hardware.h> #include <asm/page.h> static void __iomem *__isamem_convert_addr(const volatile void __iomem *addr) @@ -177,6 +177,26 @@ void writesl(void __iomem *addr, const void *data, int len) } EXPORT_SYMBOL(writesl); +/* + * The EBSA110 has a weird "ISA IO" region: + * + * Region 0 (addr = 0xf0000000 + io << 2) + * -------------------------------------------------------- + * Physical region IO region + * f0000fe0 - f0000ffc 3f8 - 3ff ttyS0 + * f0000e60 - f0000e64 398 - 399 + * f0000de0 - f0000dfc 378 - 37f lp0 + * f0000be0 - f0000bfc 2f8 - 2ff ttyS1 + * + * Region 1 (addr = 0xf0000000 + (io & ~1) << 1 + (io & 1)) + * -------------------------------------------------------- + * Physical region IO region + * f00014f1 a79 pnp write data + * f00007c0 - f00007c1 3e0 - 3e1 pcmcia + * f00004f1 279 pnp address + * f0000440 - f000046c 220 - 236 eth0 + * f0000405 203 pnp read data + */ #define SUPERIO_PORT(p) \ (((p) >> 3) == (0x3f8 >> 3) || \ ((p) >> 3) == (0x2f8 >> 3) || \ |