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| author | Wenyou Yang <wenyou.yang@microchip.com> | 2017-09-13 14:58:48 +0800 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2017-09-14 16:02:44 -0400 |
| commit | 3ceb5118c6d7b0e042b399ef03b375fcef93b34d (patch) | |
| tree | f255d76a2b4f49868db3467ef48b351db6074650 /arch/arm/mach-at91/include | |
| parent | 82e0646af782b854965b2cb6d49d462dcf9c7694 (diff) | |
| download | u-boot-3ceb5118c6d7b0e042b399ef03b375fcef93b34d.zip u-boot-3ceb5118c6d7b0e042b399ef03b375fcef93b34d.tar.gz u-boot-3ceb5118c6d7b0e042b399ef03b375fcef93b34d.tar.bz2 | |
ARM: at91: spl: Adjust switching to oscillator for SAMA5D2
As said in 29.5.7 section of SAMA5D2 datasheet, before switching to
the crystal oscillator, a check must be carried out to ensure that
the oscillator is present and that its freqency is valid.
Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/arm/mach-at91/include')
| -rw-r--r-- | arch/arm/mach-at91/include/mach/at91_pmc.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/include/mach/at91_pmc.h b/arch/arm/mach-at91/include/mach/at91_pmc.h index 2875ff2..08ad1bf 100644 --- a/arch/arm/mach-at91/include/mach/at91_pmc.h +++ b/arch/arm/mach-at91/include/mach/at91_pmc.h @@ -87,6 +87,8 @@ typedef struct at91_pmc { #define AT91_PMC_MCFR_MAINRDY 0x00010000 #define AT91_PMC_MCFR_MAINF_MASK 0x0000FFFF +#define AT91_PMC_MCFR_RCMEAS 0x00100000 +#define AT91_PMC_MCFR_CCSS_XTAL_OSC 0x01000000 #define AT91_PMC_MCKR_CSS_SLOW 0x00000000 #define AT91_PMC_MCKR_CSS_MAIN 0x00000001 |