diff options
Diffstat (limited to 'drivers/net/smc91x.h')
| -rw-r--r-- | drivers/net/smc91x.h | 62 |
1 files changed, 46 insertions, 16 deletions
diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index e1be1af51201..bf776125ca38 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -129,6 +129,24 @@ #define SMC_insb(a, r, p, l) readsb((a) + (r), p, (l)) #define SMC_outsb(a, r, p, l) writesb((a) + (r), p, (l)) +#elif defined(CONFIG_MACH_LOGICPD_PXA270) + +#define SMC_CAN_USE_8BIT 0 +#define SMC_CAN_USE_16BIT 1 +#define SMC_CAN_USE_32BIT 0 +#define SMC_IO_SHIFT 0 +#define SMC_NOWAIT 1 +#define SMC_USE_PXA_DMA 1 + +#define SMC_inb(a, r) readb((a) + (r)) +#define SMC_inw(a, r) readw((a) + (r)) +#define SMC_inl(a, r) readl((a) + (r)) +#define SMC_outb(v, a, r) writeb(v, (a) + (r)) +#define SMC_outw(v, a, r) writew(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) + #elif defined(CONFIG_ARCH_INNOKOM) || \ defined(CONFIG_MACH_MAINSTONE) || \ defined(CONFIG_ARCH_PXA_IDP) || \ @@ -242,15 +260,17 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg) #define RPC_LSA_DEFAULT RPC_LED_TX_RX #define RPC_LSB_DEFAULT RPC_LED_100_10 -#elif defined(CONFIG_MACH_LPD7A400) || defined(CONFIG_MACH_LPD7A404) +#elif defined(CONFIG_MACH_LPD79520) \ + || defined(CONFIG_MACH_LPD7A400) \ + || defined(CONFIG_MACH_LPD7A404) -/* The LPD7A40X_IOBARRIER is necessary to overcome a mismatch between - * the way that the CPU handles chip selects and the way that the SMC - * chip expects the chip select to operate. Refer to +/* The LPD7X_IOBARRIER is necessary to overcome a mismatch between the + * way that the CPU handles chip selects and the way that the SMC chip + * expects the chip select to operate. Refer to * Documentation/arm/Sharp-LH/IOBarrier for details. The read from - * IOBARRIER is a byte as a least-common denominator of possible - * regions to use as the barrier. It would be wasteful to read 32 - * bits from a byte oriented region. + * IOBARRIER is a byte, in order that we read the least-common + * denominator. It would be wasteful to read 32 bits from an 8-bit + * accessible region. * * There is no explicit protection against interrupts intervening * between the writew and the IOBARRIER. In SMC ISR there is a @@ -269,25 +289,35 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg) #define SMC_CAN_USE_16BIT 1 #define SMC_CAN_USE_32BIT 0 #define SMC_NOWAIT 0 -#define LPD7A40X_IOBARRIER readb (IOBARRIER_VIRT) +#define LPD7X_IOBARRIER readb (IOBARRIER_VIRT) -#define SMC_inw(a,r) readw ((void*) ((a) + (r))) -#define SMC_insw(a,r,p,l) readsw ((void*) ((a) + (r)), p, l) -#define SMC_outw(v,a,r) ({ writew ((v), (a) + (r)); LPD7A40X_IOBARRIER; }) +#define SMC_inw(a,r)\ + ({ unsigned short v = readw ((void*) ((a) + (r))); LPD7X_IOBARRIER; v; }) +#define SMC_outw(v,a,r) ({ writew ((v), (a) + (r)); LPD7X_IOBARRIER; }) -#define SMC_outsw LPD7A40X_SMC_outsw +#define SMC_insw LPD7_SMC_insw +static inline void LPD7_SMC_insw (unsigned char* a, int r, + unsigned char* p, int l) +{ + unsigned short* ps = (unsigned short*) p; + while (l-- > 0) { + *ps++ = readw (a + r); + LPD7X_IOBARRIER; + } +} -static inline void LPD7A40X_SMC_outsw(unsigned long a, int r, - unsigned char* p, int l) +#define SMC_outsw LPD7_SMC_outsw +static inline void LPD7_SMC_outsw (unsigned char* a, int r, + unsigned char* p, int l) { unsigned short* ps = (unsigned short*) p; while (l-- > 0) { writew (*ps++, a + r); - LPD7A40X_IOBARRIER; + LPD7X_IOBARRIER; } } -#define SMC_INTERRUPT_PREAMBLE LPD7A40X_IOBARRIER +#define SMC_INTERRUPT_PREAMBLE LPD7X_IOBARRIER #define RPC_LSA_DEFAULT RPC_LED_TX_RX #define RPC_LSB_DEFAULT RPC_LED_100_10 |