PXA: pxa27x USB OHCI support
Signed-off-by: Rodolfo Giometti <giometti@linux.it>
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README
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README
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@ -248,6 +248,7 @@ The following options need to be configured:
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CONFIG_SA1110
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CONFIG_SA1110
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CONFIG_ARM7
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CONFIG_ARM7
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CONFIG_PXA250
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CONFIG_PXA250
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CONFIG_PXA27X
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CONFIG_CPU_MONAHANS
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CONFIG_CPU_MONAHANS
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MicroBlaze based CPUs:
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MicroBlaze based CPUs:
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@ -24,15 +24,21 @@
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#include <common.h>
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#include <common.h>
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#if defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_CPU_INIT)
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#if defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_CPU_INIT)
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# ifdef CONFIG_CPU_MONAHANS
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# if defined(CONFIG_CPU_MONAHANS) || defined(CONFIG_PXA27X)
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#include <asm/arch/pxa-regs.h>
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#include <asm/arch/pxa-regs.h>
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int usb_cpu_init()
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int usb_cpu_init()
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{
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{
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#if defined(CONFIG_CPU_MONAHANS)
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/* Enable USB host clock. */
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/* Enable USB host clock. */
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CKENA |= (CKENA_2_USBHOST | CKENA_20_UDC);
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CKENA |= (CKENA_2_USBHOST | CKENA_20_UDC);
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udelay(100);
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udelay(100);
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#endif
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#if defined(CONFIG_PXA27X)
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/* Enable USB host clock. */
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CKEN |= CKEN10_USBHOST;
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#endif
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/* Configure Port 2 for Host (USB Client Registers) */
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/* Configure Port 2 for Host (USB Client Registers) */
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UP2OCR = 0x3000c;
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UP2OCR = 0x3000c;
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@ -55,7 +61,12 @@ int usb_cpu_init()
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UHCHR |= UHCHR_PSPL; /* USBHPWR is active low */
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UHCHR |= UHCHR_PSPL; /* USBHPWR is active low */
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#endif
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#endif
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#if defined(CONFIG_CPU_MONAHANS)
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UHCHR &= ~UHCHR_SSEP0;
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UHCHR &= ~UHCHR_SSEP0;
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#endif
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#if defined(CONFIG_PXA27X)
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UHCHR &= ~UHCHR_SSEP2;
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#endif
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UHCHR &= ~UHCHR_SSEP1;
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UHCHR &= ~UHCHR_SSEP1;
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UHCHR &= ~UHCHR_SSE;
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UHCHR &= ~UHCHR_SSE;
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@ -74,5 +85,5 @@ int usb_cpu_init_fail()
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return 0;
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return 0;
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}
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}
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# endif /* CONFIG_CPU_MONAHANS */
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# endif /* defined(CONFIG_CPU_MONAHANS) || defined(CONFIG_PXA27X) */
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#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */
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#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */
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