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USB: ohci-at91: support sama5d3x devices

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Add OHCI support for sama5d3x devices

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Bo Shen 2013-05-12 22:40:53 +00:00 committed by Andreas Bießmann
parent 284403aadf
commit e5e8bb05a4
1 changed files with 12 additions and 2 deletions
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14
drivers/usb/host/ohci-at91.c
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@ -42,7 +42,7 @@ int usb_cpu_init(void)
while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB) while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB)
; ;
#elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \ #elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \
defined(CONFIG_AT91SAM9X5) defined(CONFIG_AT91SAM9X5) || defined(CONFIG_SAMA5D3)
/* Enable UPLL */ /* Enable UPLL */
writel(readl(&pmc->uckr) | AT91_PMC_UPLLEN | AT91_PMC_BIASEN, writel(readl(&pmc->uckr) | AT91_PMC_UPLLEN | AT91_PMC_BIASEN,
&pmc->uckr); &pmc->uckr);
@ -54,7 +54,12 @@ int usb_cpu_init(void)
#endif #endif
/* Enable USB host clock. */ /* Enable USB host clock. */
#ifdef CONFIG_SAMA5D3
writel(1 << (ATMEL_ID_UHP - 32), &pmc->pcer1);
#else
writel(1 << ATMEL_ID_UHP, &pmc->pcer); writel(1 << ATMEL_ID_UHP, &pmc->pcer);
#endif
#ifdef CONFIG_AT91SAM9261 #ifdef CONFIG_AT91SAM9261
writel(ATMEL_PMC_UHP | AT91_PMC_HCK0, &pmc->scer); writel(ATMEL_PMC_UHP | AT91_PMC_HCK0, &pmc->scer);
#else #else
@ -69,7 +74,12 @@ int usb_cpu_stop(void)
at91_pmc_t *pmc = (at91_pmc_t *)ATMEL_BASE_PMC; at91_pmc_t *pmc = (at91_pmc_t *)ATMEL_BASE_PMC;
/* Disable USB host clock. */ /* Disable USB host clock. */
#ifdef CONFIG_SAMA5D3
writel(1 << (ATMEL_ID_UHP - 32), &pmc->pcdr1);
#else
writel(1 << ATMEL_ID_UHP, &pmc->pcdr); writel(1 << ATMEL_ID_UHP, &pmc->pcdr);
#endif
#ifdef CONFIG_AT91SAM9261 #ifdef CONFIG_AT91SAM9261
writel(ATMEL_PMC_UHP | AT91_PMC_HCK0, &pmc->scdr); writel(ATMEL_PMC_UHP | AT91_PMC_HCK0, &pmc->scdr);
#else #else
@ -83,7 +93,7 @@ int usb_cpu_stop(void)
while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != 0) while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != 0)
; ;
#elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \ #elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \
defined(CONFIG_AT91SAM9X5) defined(CONFIG_AT91SAM9X5) || defined(CONFIG_SAMA5D3)
/* Disable UPLL */ /* Disable UPLL */
writel(readl(&pmc->uckr) & (~AT91_PMC_UPLLEN), &pmc->uckr); writel(readl(&pmc->uckr) & (~AT91_PMC_UPLLEN), &pmc->uckr);
while ((readl(&pmc->sr) & AT91_PMC_LOCKU) == AT91_PMC_LOCKU) while ((readl(&pmc->sr) & AT91_PMC_LOCKU) == AT91_PMC_LOCKU)