diff options
Diffstat (limited to 'drivers/net/smc91x.h')
| -rw-r--r-- | drivers/net/smc91x.h | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index a9c41d421c3..5518c51bfd8 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -40,22 +40,44 @@ * Define your architecture specific bus configuration parameters here. */ -#if defined(CONFIG_ARCH_LUBBOCK) +#if defined(CONFIG_ARCH_LUBBOCK) ||\ + defined(CONFIG_MACH_MAINSTONE) -/* We can only do 16-bit reads and writes in the static memory space. */ -#define SMC_CAN_USE_8BIT 0 +#include <asm/mach-types.h> + +/* Now the bus width is specified in the platform data + * pretend here to support all I/O access types + */ +#define SMC_CAN_USE_8BIT 1 #define SMC_CAN_USE_16BIT 1 -#define SMC_CAN_USE_32BIT 0 +#define SMC_CAN_USE_32BIT 1 #define SMC_NOWAIT 1 #define SMC_IO_SHIFT (lp->io_shift) +#define SMC_inb(a, r) readb((a) + (r)) #define SMC_inw(a, r) readw((a) + (r)) -#define SMC_outw(v, a, r) writew(v, (a) + (r)) +#define SMC_inl(a, r) readl((a) + (r)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outl(v, a, r) writel(v, (a) + (r)) #define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) +#define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) +#define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) #define SMC_IRQ_FLAGS (-1) /* from resource */ +/* We actually can't write halfwords properly if not word aligned */ +static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg) +{ + if (machine_is_mainstone() && reg & 2) { + unsigned int v = val << 16; + v |= readl(ioaddr + (reg & ~2)) & 0xffff; + writel(v, ioaddr + (reg & ~2)); + } else { + writew(val, ioaddr + reg); + } +} + #elif defined(CONFIG_BLACKFIN) #define SMC_IRQ_FLAGS IRQF_TRIGGER_HIGH @@ -194,7 +216,6 @@ #define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) #elif defined(CONFIG_ARCH_INNOKOM) || \ - defined(CONFIG_MACH_MAINSTONE) || \ defined(CONFIG_ARCH_PXA_IDP) || \ defined(CONFIG_ARCH_RAMSES) || \ defined(CONFIG_ARCH_PCM027) |