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| author | Igor Grinberg <grinberg@compulab.co.il> | 2010-07-27 15:06:59 +0300 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2010-10-08 16:21:17 +0800 |
| commit | 6dc3ae845c56157098f8af2d793aaefac2b31840 (patch) | |
| tree | ec767d8861f783b9e7794a35db9b24c1a901ac75 /drivers | |
| parent | 69f22be7b10684ade3808de22db87c536ed135f3 (diff) | |
| download | linux-6dc3ae845c56157098f8af2d793aaefac2b31840.tar.gz linux-6dc3ae845c56157098f8af2d793aaefac2b31840.tar.bz2 linux-6dc3ae845c56157098f8af2d793aaefac2b31840.zip | |
ARM: ohci-pxa27x: enable OHCI over U2DC for pxa3xx
U2D Controller of pxa3xx is able to work in host mode.
Make pxa specific ohci implementation aware of it.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/ohci-pxa27x.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c index 418163894775..afef7b0a4195 100644 --- a/drivers/usb/host/ohci-pxa27x.c +++ b/drivers/usb/host/ohci-pxa27x.c @@ -24,6 +24,7 @@ #include <linux/platform_device.h> #include <linux/clk.h> #include <mach/ohci.h> +#include <mach/pxa3xx-u2d.h> /* * UHC: USB Host Controller (OHCI-like) register definitions @@ -235,6 +236,9 @@ static int pxa27x_start_hc(struct pxa27x_ohci *ohci, struct device *dev) if (retval < 0) return retval; + if (cpu_is_pxa3xx()) + pxa3xx_u2d_start_hc(&ohci_to_hcd(&ohci->ohci)->self); + uhchr = __raw_readl(ohci->mmio_base + UHCHR) & ~UHCHR_SSE; __raw_writel(uhchr, ohci->mmio_base + UHCHR); __raw_writel(UHCHIE_UPRIE | UHCHIE_RWIE, ohci->mmio_base + UHCHIE); @@ -251,6 +255,9 @@ static void pxa27x_stop_hc(struct pxa27x_ohci *ohci, struct device *dev) inf = dev->platform_data; + if (cpu_is_pxa3xx()) + pxa3xx_u2d_stop_hc(&ohci_to_hcd(&ohci->ohci)->self); + if (inf->exit) inf->exit(dev); |