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Diffstat (limited to 'arch/mips/pci/ops-tx4927.c')
-rw-r--r--arch/mips/pci/ops-tx4927.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/mips/pci/ops-tx4927.c b/arch/mips/pci/ops-tx4927.c
index 6d844094ef5d..038e311b069d 100644
--- 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)
{
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