diff options
Diffstat (limited to 'arch/arm/mach-pxa')
| -rw-r--r-- | arch/arm/mach-pxa/pxa3xx-ulpi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/pxa3xx-ulpi.c b/arch/arm/mach-pxa/pxa3xx-ulpi.c index e57439e01171..ce7168b233e2 100644 --- a/arch/arm/mach-pxa/pxa3xx-ulpi.c +++ b/arch/arm/mach-pxa/pxa3xx-ulpi.c @@ -252,6 +252,10 @@ int pxa3xx_u2d_start_hc(struct usb_bus *host) { int err = 0; + /* In case the PXA3xx ULPI isn't used, do nothing. */ + if (!u2d) + return 0; + clk_enable(u2d->clk); if (cpu_is_pxa310()) { @@ -264,6 +268,10 @@ int pxa3xx_u2d_start_hc(struct usb_bus *host) void pxa3xx_u2d_stop_hc(struct usb_bus *host) { + /* In case the PXA3xx ULPI isn't used, do nothing. */ + if (!u2d) + return; + if (cpu_is_pxa310()) pxa310_stop_otg_hc(); |