Add ifdef for powerpc specific code. This driver can be used by arm SoCs.
Signed-off-by: York Sun <[email protected]>
CC: Alison Wang <[email protected]>
CC: Nikhil Badola <[email protected]>
---
This patch is needed if fsl USB driver is enabled for ARM SoCs, like LS1021.
drivers/usb/host/ehci-fsl.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index 79fb6b4..994bfd7 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -130,9 +130,11 @@ int ehci_hcd_init(int index, enum usb_init_type init,
in_le32(&ehci->usbmode);
+#ifdef CONFIG_PPC
if (SVR_SOC_VER(get_svr()) == SVR_T4240 &&
IS_SVR_REV(get_svr(), 2, 0))
set_txfifothresh(ehci, TXFIFOTHRESH);
+#endif
return 0;
}
@@ -151,7 +153,8 @@ int ehci_hcd_stop(int index)
* to counter DDR latencies in writing data into Tx buffer.
* This prevents Tx buffer from getting underrun
*/
-static void set_txfifothresh(struct usb_ehci *ehci, u32 txfifo_thresh)
+static void __maybe_unused set_txfifothresh(struct usb_ehci *ehci,
+ u32 txfifo_thresh)
{
u32 cmd;
cmd = ehci_readl(&ehci->txfilltuning);
--
1.7.9.5
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