[MIPS] TXx9: Add some pci options

[linux-2.6-omap-h63xx.git] / arch / mips / pci / ops-tx4927.c

diff --git a/arch/mips/pci/ops-tx4927.c b/arch/mips/pci/ops-tx4927.c
index 6d844094ef5d6de50786d99e7f8f35679fe17d6b..038e311b069d29e3f48ae64e5d9ff23948591051 100644 (file)
--- a/arch/mips/pci/ops-tx4927.c
+++ b/arch/mips/pci/ops-tx4927.c
@@ -194,6 +194,28 @@ static struct {
        .gbwc = 0xfe0,  /* 4064 GBUSCLK for CCFG.GTOT=0b11 */
 };
 
+char *__devinit tx4927_pcibios_setup(char *str)
+{
+       unsigned long val;
+
+       if (!strncmp(str, "trdyto=", 7)) {
+               if (strict_strtoul(str + 7, 0, &val) == 0)
+                       tx4927_pci_opts.trdyto = val;
+               return NULL;
+       }
+       if (!strncmp(str, "retryto=", 8)) {
+               if (strict_strtoul(str + 8, 0, &val) == 0)
+                       tx4927_pci_opts.retryto = val;
+               return NULL;
+       }
+       if (!strncmp(str, "gbwc=", 5)) {
+               if (strict_strtoul(str + 5, 0, &val) == 0)
+                       tx4927_pci_opts.gbwc = val;
+               return NULL;
+       }
+       return str;
+}
+
 void __init tx4927_pcic_setup(struct tx4927_pcic_reg __iomem *pcicptr,
                              struct pci_controller *channel, int extarb)
 {