diff options
| author | Cyrille Pitchen <cyrille.pitchen@atmel.com> | 2016-03-17 17:04:00 +0100 |
|---|---|---|
| committer | Nicolas Ferre <nicolas.ferre@atmel.com> | 2016-03-29 15:37:30 +0200 |
| commit | c8f26c2696f42b97bf68b643e59a948cb35fc397 (patch) | |
| tree | 4cd88ce26a956c45a5713eb3dc8914f71f80b0e1 | |
| parent | f55532a0c0b8bb6148f4e07853b876ef73bc69ca (diff) | |
| download | linux-c8f26c2696f42b97bf68b643e59a948cb35fc397.tar.bz2 | |
ARM: dts: at91: sama5d2: add SFR node
This SFR node is looked up by the I2S controller driver to tune the
SFR_I2SCLKSEL register.
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
| -rw-r--r-- | Documentation/devicetree/bindings/arm/atmel-at91.txt | 2 | ||||
| -rw-r--r-- | arch/arm/boot/dts/sama5d2.dtsi | 5 | ||||
| -rw-r--r-- | include/soc/at91/atmel-sfr.h | 18 |
3 files changed, 24 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt index 7fd64ec9ee1d..550fd6637993 100644 --- a/Documentation/devicetree/bindings/arm/atmel-at91.txt +++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt @@ -155,7 +155,7 @@ elsewhere. required properties: - compatible: Should be "atmel,<chip>-sfr", "syscon". - <chip> can be "sama5d3" or "sama5d4". + <chip> can be "sama5d3", "sama5d4" or "sama5d2". - reg: Should contain registers location and length sfr@f0038000 { diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi index 78996bdbd3df..36bb29cbd603 100644 --- a/arch/arm/boot/dts/sama5d2.dtsi +++ b/arch/arm/boot/dts/sama5d2.dtsi @@ -973,6 +973,11 @@ status = "disabled"; }; + sfr: sfr@f8030000 { + compatible = "atmel,sama5d2-sfr", "syscon"; + reg = <0xf8030000 0x98>; + }; + flx0: flexcom@f8034000 { compatible = "atmel,sama5d2-flexcom"; reg = <0xf8034000 0x200>; diff --git a/include/soc/at91/atmel-sfr.h b/include/soc/at91/atmel-sfr.h new file mode 100644 index 000000000000..2f9bb984a4df --- /dev/null +++ b/include/soc/at91/atmel-sfr.h @@ -0,0 +1,18 @@ +/* + * Atmel SFR (Special Function Registers) register offsets and bit definitions. + * + * Copyright (C) 2016 Atmel + * + * Author: Ludovic Desroches <ludovic.desroches@atmel.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _LINUX_MFD_SYSCON_ATMEL_SFR_H +#define _LINUX_MFD_SYSCON_ATMEL_SFR_H + +#define AT91_SFR_I2SCLKSEL 0x90 /* I2SC Register */ + +#endif /* _LINUX_MFD_SYSCON_ATMEL_SFR_H */ |