[PATCH] Add PPC440SP support to IBM EMAC driver

Configures EMAC thresholds appropriately for the EMAC on the PPC440SP.
Signed-off-by: Matt Porter <mporter@kernel.crashing.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

drivers/net/ibm_emac/ibm_emac.h

@@ -237,6 +237,10 @@ typedef struct emac_regs {
 #define EMAC_RWMR_DEFAULT		0x1000a200
 #define EMAC_TMR0_DEFAULT		EMAC_TMR0_TFAE_2_32
 #define EMAC_TMR1_DEFAULT		0xa00f0000
+#elif defined(CONFIG_440SP)
+#define EMAC_RWMR_DEFAULT		0x08002000
+#define EMAC_TMR0_DEFAULT		EMAC_TMR0_TFAE_128_2048
+#define EMAC_TMR1_DEFAULT		0xf8200000
 #else
 #define EMAC_RWMR_DEFAULT		0x0f002000
 #define EMAC_TMR0_DEFAULT		0x00000000