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| author | Andre Renaud <andre@designa-electronics.com> | 2016-05-05 07:28:05 -0600 |
|---|---|---|
| committer | Andreas Bießmann <andreas@biessmann.org> | 2016-06-12 23:49:38 +0200 |
| commit | 909584665546ec51c54ac7d362f91fdabaef2cc2 (patch) | |
| tree | 48297855305f980bdd41bfef29111e8d3c0bea28 /arch/arm/mach-at91 | |
| parent | 152ac5fabf05daf6b0ae28f04d540b1e005c3ea1 (diff) | |
| download | u-boot-imx-909584665546ec51c54ac7d362f91fdabaef2cc2.zip u-boot-imx-909584665546ec51c54ac7d362f91fdabaef2cc2.tar.gz u-boot-imx-909584665546ec51c54ac7d362f91fdabaef2cc2.tar.bz2 | |
at91: Add support for the AT91 slow clock controller
This is available on AT91SAM9G45. Add the peripheral address and flag
definitions.
Signed-off-by: Andre Renaud <andre@designa-electronics.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
Diffstat (limited to 'arch/arm/mach-at91')
| -rw-r--r-- | arch/arm/mach-at91/include/mach/at91_sck.h | 21 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/at91sam9g45.h | 1 |
2 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/include/mach/at91_sck.h b/arch/arm/mach-at91/include/mach/at91_sck.h new file mode 100644 index 0000000..ce8e577 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/at91_sck.h @@ -0,0 +1,21 @@ +/* + * Copyright (C) 2016 Google, Inc + * Written by Simon Glass <sjg@chromium.org> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef AT91_SCK_H +#define AT91_SCK_H + +/* + * SCKCR flags + */ +#define AT91SAM9G45_SCKCR_RCEN (1 << 0) /* RC Oscillator Enable */ +#define AT91SAM9G45_SCKCR_OSC32EN (1 << 1) /* 32kHz Oscillator Enable */ +#define AT91SAM9G45_SCKCR_OSC32BYP (1 << 2) /* 32kHz Oscillator Bypass */ +#define AT91SAM9G45_SCKCR_OSCSEL (1 << 3) /* Slow Clock Selector */ +#define AT91SAM9G45_SCKCR_OSCSEL_RC (0 << 3) +#define AT91SAM9G45_SCKCR_OSCSEL_32 (1 << 3) + +#endif diff --git a/arch/arm/mach-at91/include/mach/at91sam9g45.h b/arch/arm/mach-at91/include/mach/at91sam9g45.h index cf1c73f..5c32e24 100644 --- a/arch/arm/mach-at91/include/mach/at91sam9g45.h +++ b/arch/arm/mach-at91/include/mach/at91sam9g45.h @@ -109,6 +109,7 @@ #define ATMEL_BASE_RTT 0xfffffd20 #define ATMEL_BASE_PIT 0xfffffd30 #define ATMEL_BASE_WDT 0xfffffd40 +#define ATMEL_BASE_SCKCR 0xfffffd50 #define ATMEL_BASE_GPBR 0xfffffd60 #define ATMEL_BASE_RTC 0xfffffdb0 /* Reserved: 0xfffffdc0 - 0xffffffff */ |