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| author | Stefano Babic <sbabic@denx.de> | 2013-02-23 10:13:40 +0100 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2013-02-23 10:13:40 +0100 |
| commit | 9cd9b34dc7f247fd0fce08ab688bf8197f1bfdbc (patch) | |
| tree | 89561497322fff78d3d2e4a8e736f18ab4e0ddfb /arch/arm/cpu/arm920t/at91/clock.c | |
| parent | bec0160e9f5adab1d451ded3a95b0114b14e1970 (diff) | |
| parent | a5627914daad144727655a72bd3c8a8958fbcdcf (diff) | |
| download | u-boot-imx-9cd9b34dc7f247fd0fce08ab688bf8197f1bfdbc.zip u-boot-imx-9cd9b34dc7f247fd0fce08ab688bf8197f1bfdbc.tar.gz u-boot-imx-9cd9b34dc7f247fd0fce08ab688bf8197f1bfdbc.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-arm
Diffstat (limited to 'arch/arm/cpu/arm920t/at91/clock.c')
| -rw-r--r-- | arch/arm/cpu/arm920t/at91/clock.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/arch/arm/cpu/arm920t/at91/clock.c b/arch/arm/cpu/arm920t/at91/clock.c index 09d2799..696200d 100644 --- a/arch/arm/cpu/arm920t/at91/clock.c +++ b/arch/arm/cpu/arm920t/at91/clock.c @@ -29,11 +29,11 @@ static unsigned long at91_css_to_rate(unsigned long css) case AT91_PMC_MCKR_CSS_SLOW: return CONFIG_SYS_AT91_SLOW_CLOCK; case AT91_PMC_MCKR_CSS_MAIN: - return gd->main_clk_rate_hz; + return gd->arch.main_clk_rate_hz; case AT91_PMC_MCKR_CSS_PLLA: - return gd->plla_rate_hz; + return gd->arch.plla_rate_hz; case AT91_PMC_MCKR_CSS_PLLB: - return gd->pllb_rate_hz; + return gd->arch.pllb_rate_hz; } return 0; @@ -124,10 +124,10 @@ int at91_clock_init(unsigned long main_clock) main_clock = tmp * (CONFIG_SYS_AT91_SLOW_CLOCK / 16); } #endif - gd->main_clk_rate_hz = main_clock; + gd->arch.main_clk_rate_hz = main_clock; /* report if PLLA is more than mildly overclocked */ - gd->plla_rate_hz = at91_pll_rate(main_clock, readl(&pmc->pllar)); + gd->arch.plla_rate_hz = at91_pll_rate(main_clock, readl(&pmc->pllar)); #ifdef CONFIG_USB_ATMEL /* @@ -136,9 +136,10 @@ int at91_clock_init(unsigned long main_clock) * * REVISIT: assumes MCK doesn't derive from PLLB! */ - gd->at91_pllb_usb_init = at91_pll_calc(main_clock, 48000000 * 2) | + gd->arch.at91_pllb_usb_init = at91_pll_calc(main_clock, 48000000 * 2) | AT91_PMC_PLLBR_USBDIV_2; - gd->pllb_rate_hz = at91_pll_rate(main_clock, gd->at91_pllb_usb_init); + gd->arch.pllb_rate_hz = at91_pll_rate(main_clock, + gd->arch.at91_pllb_usb_init); #endif /* @@ -146,13 +147,14 @@ int at91_clock_init(unsigned long main_clock) * For now, assume this parentage won't change. */ mckr = readl(&pmc->mckr); - gd->mck_rate_hz = at91_css_to_rate(mckr & AT91_PMC_MCKR_CSS_MASK); - freq = gd->mck_rate_hz; + gd->arch.mck_rate_hz = at91_css_to_rate(mckr & AT91_PMC_MCKR_CSS_MASK); + freq = gd->arch.mck_rate_hz; freq /= (1 << ((mckr & AT91_PMC_MCKR_PRES_MASK) >> 2)); /* prescale */ /* mdiv */ - gd->mck_rate_hz = freq / (1 + ((mckr & AT91_PMC_MCKR_MDIV_MASK) >> 8)); - gd->cpu_clk_rate_hz = freq; + gd->arch.mck_rate_hz = freq / + (1 + ((mckr & AT91_PMC_MCKR_MDIV_MASK) >> 8)); + gd->arch.cpu_clk_rate_hz = freq; return 0; } |