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| author | Bo Shen <voice.shen@atmel.com> | 2013-10-21 16:14:00 +0800 |
|---|---|---|
| committer | Andreas Bießmann <andreas.devel@googlemail.com> | 2013-11-04 20:32:37 +0100 |
| commit | dcd2f1a0d2875a1386535e2e0db9bfbd57a8fadb (patch) | |
| tree | 20e17f4bd5cb7432af8edc03e166bd2e1ae448b2 /drivers | |
| parent | d9bef0ad2daa2f6f0b635be12518da755ddcbdc1 (diff) | |
| download | blackbird-obmc-uboot-dcd2f1a0d2875a1386535e2e0db9bfbd57a8fadb.tar.gz blackbird-obmc-uboot-dcd2f1a0d2875a1386535e2e0db9bfbd57a8fadb.zip | |
arm: atmel: get rid of too many ifdeffery
Get rid of too many ifdeffery in usb ohci driver
Add following two configuration for USB clock selecting
- CONFIG_USB_ATMEL_CLK_SEL_PLLB: using PLLB as usb ohci input clock
- CONFIG_USB_ATMEL_CLK_SEL_UPLL: using UPLL as usb ohci input clock
Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/ohci-at91.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c index 05d6ff2b69..c24505e78e 100644 --- a/drivers/usb/host/ohci-at91.c +++ b/drivers/usb/host/ohci-at91.c @@ -18,9 +18,7 @@ int usb_cpu_init(void) { at91_pmc_t *pmc = (at91_pmc_t *)ATMEL_BASE_PMC; -#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) || \ - defined(CONFIG_AT91SAM9261) || defined(CONFIG_AT91SAM9N12) +#ifdef CONFIG_USB_ATMEL_CLK_SEL_PLLB /* Enable PLLB */ writel(get_pllb_init(), &pmc->pllbr); while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB) @@ -28,8 +26,7 @@ int usb_cpu_init(void) #ifdef CONFIG_AT91SAM9N12 writel(AT91_PMC_USBS_USB_PLLB | AT91_PMC_USB_DIV_2, &pmc->usb); #endif -#elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \ - defined(CONFIG_AT91SAM9X5) || defined(CONFIG_SAMA5D3) +#elif defined(CONFIG_USB_ATMEL_CLK_SEL_UPLL) /* Enable UPLL */ writel(readl(&pmc->uckr) | AT91_PMC_UPLLEN | AT91_PMC_BIASEN, &pmc->uckr); @@ -73,9 +70,7 @@ int usb_cpu_stop(void) writel(ATMEL_PMC_UHP, &pmc->scdr); #endif -#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) || \ - defined(CONFIG_AT91SAM9N12) +#ifdef CONFIG_USB_ATMEL_CLK_SEL_PLLB #ifdef CONFIG_AT91SAM9N12 writel(0, &pmc->usb); #endif @@ -83,8 +78,7 @@ int usb_cpu_stop(void) writel(0, &pmc->pllbr); while ((readl(&pmc->sr) & AT91_PMC_LOCKB) != 0) ; -#elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45) || \ - defined(CONFIG_AT91SAM9X5) || defined(CONFIG_SAMA5D3) +#elif defined(CONFIG_USB_ATMEL_CLK_SEL_UPLL) /* Disable UPLL */ writel(readl(&pmc->uckr) & (~AT91_PMC_UPLLEN), &pmc->uckr); while ((readl(&pmc->sr) & AT91_PMC_LOCKU) == AT91_PMC_LOCKU) |
