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Subject[PATCH -mm 4/5] Blackfin: patch add blackfin support in smc91x ethernet controller driver
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Hi folks,

As SMC91X ethernet controller are used in blackfin STAMP 533 development
board, this patch add blackfin support to the smc91x linux driver.

It's name is blackfin-driver-net-stamp533.patch.

[PATCH] Blackfin: patch add blackfin support in smc91x ethernet
controller driver

Signed-off-by: Bryan Wu <bryan.wu@analog.com>
---
drivers/net/Kconfig | 2 +-
drivers/net/smc91x.h | 47 +++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 48 insertions(+), 1 deletion(-)
Index: linux-2.6/drivers/net/Kconfig
===================================================================
--- linux-2.6.orig/drivers/net/Kconfig 2007-03-01 11:33:24.000000000 +0800
+++ linux-2.6/drivers/net/Kconfig 2007-03-01 11:39:14.000000000 +0800
@@ -822,7 +822,7 @@
tristate "SMC 91C9x/91C1xxx support"
select CRC32
select MII
- depends on NET_ETHERNET && (ARM || REDWOOD_5 || REDWOOD_6 || M32R || SUPERH || SOC_AU1X00)
+ depends on NET_ETHERNET && (ARM || REDWOOD_5 || REDWOOD_6 || M32R || SUPERH || SOC_AU1X00 || BFIN)
help
This is a driver for SMC's 91x series of Ethernet chipsets,
including the SMC91C94 and the SMC91C111. Say Y if you want it
Index: linux-2.6/drivers/net/smc91x.h
===================================================================
--- linux-2.6.orig/drivers/net/smc91x.h 2007-03-01 11:33:18.000000000 +0800
+++ linux-2.6/drivers/net/smc91x.h 2007-03-01 11:39:14.000000000 +0800
@@ -55,6 +55,53 @@
#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_BFIN)
+
+#define SMC_IRQ_FLAGS IRQF_TRIGGER_HIGH
+
+# if defined (CONFIG_BFIN561_EZKIT)
+#define SMC_CAN_USE_8BIT 0
+#define SMC_CAN_USE_16BIT 1
+#define SMC_CAN_USE_32BIT 1
+#define SMC_IO_SHIFT 0
+#define SMC_NOWAIT 1
+#define SMC_USE_BFIN_DMA 0
+
+
+#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_outl(v, a, r) writel(v, (a) + (r))
+#define SMC_outsl(a, r, p, l) outsl((unsigned long *)((a) + (r)), p, l)
+#define SMC_insl(a, r, p, l) insl ((unsigned long *)((a) + (r)), p, l)
+# else
+#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_BFIN_DMA 0
+
+
+#define SMC_inw(a, r) readw((a) + (r))
+#define SMC_outw(v, a, r) writew(v, (a) + (r))
+#define SMC_outsw(a, r, p, l) outsw((unsigned long *)((a) + (r)), p, l)
+#define SMC_insw(a, r, p, l) insw ((unsigned long *)((a) + (r)), p, l)
+# endif
+/* check if the mac in reg is valid */
+#define SMC_GET_MAC_ADDR(addr) \
+ do { \
+ unsigned int __v; \
+ __v = SMC_inw( ioaddr, ADDR0_REG ); \
+ addr[0] = __v; addr[1] = __v >> 8; \
+ __v = SMC_inw( ioaddr, ADDR1_REG ); \
+ addr[2] = __v; addr[3] = __v >> 8; \
+ __v = SMC_inw( ioaddr, ADDR2_REG ); \
+ addr[4] = __v; addr[5] = __v >> 8; \
+ if (*(u32 *)(&addr[0]) == 0xFFFFFFFF) { \
+ random_ether_addr(addr); \
+ } \
+ } while (0)
#elif defined(CONFIG_REDWOOD_5) || defined(CONFIG_REDWOOD_6)

/* We can only do 16-bit reads and writes in the static memory space. */
---
Thanks,
-Bryan
-
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