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authorSimon Glass <sjg@chromium.org>2012-12-13 20:48:31 +0000
committerTom Rini <trini@ti.com>2013-02-01 15:07:49 -0500
commitf47e6ecd5d0cca61602a3d569b40a99d0bb7604a (patch)
tree548b5993e23446850eff60a2c662c6389f7fa97e /arch/arm/cpu/arm920t/at91
parent5cb48582ac05931c66b00b46c60d3ee8c6fc7950 (diff)
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at91: Move at91 global data into arch_global_data
Move these fields into arch_global_data. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/arm/cpu/arm920t/at91')
-rw-r--r--arch/arm/cpu/arm920t/at91/clock.c24
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;
}