[PATCH v3 04/19] clk: at91: add PMC macro file for dt definitions

Nicolas Ferre nicolas.ferre at atmel.com
Mon Oct 7 11:17:57 EDT 2013


On 08/08/2013 07:04, Boris BREZILLON :
> This patch adds a new macro file for PMC macros.
>
> This macro file includes the definitions of SR (status register) bit
> offsets and will be use to reference PMC irqs.
>
> Signed-off-by: Boris BREZILLON <b.brezillon at overkiz.com>
> ---
>   include/dt-bindings/clk/at91/common/pmc.h |   20 ++++++++++++++++++++
>   1 file changed, 20 insertions(+)
>   create mode 100644 include/dt-bindings/clk/at91/common/pmc.h
>
> diff --git a/include/dt-bindings/clk/at91/common/pmc.h b/include/dt-bindings/clk/at91/common/pmc.h
> new file mode 100644
> index 0000000..edc51d6
> --- /dev/null
> +++ b/include/dt-bindings/clk/at91/common/pmc.h
> @@ -0,0 +1,20 @@
> +/*
> + * This header provides constants for AT91 pmc status.
> + *
> + * The constants defined in this header are being used in dts.

It is better to add one line about license: for example:

  * Licensed under GPLv2 or later.


> + */
> +
> +#ifndef _DT_BINDINGS_CLK_AT91_PMC_H
> +#define _DT_BINDINGS_CLK_AT91_PMC_H
> +
> +#define AT91_PMC_MOSCS		0		/* MOSCS Flag */
> +#define AT91_PMC_LOCKA		1		/* PLLA Lock */
> +#define AT91_PMC_LOCKB		2		/* PLLB Lock */
> +#define AT91_PMC_MCKRDY		3		/* Master Clock */
> +#define AT91_PMC_LOCKU		6		/* UPLL Lock */
> +#define AT91_PMC_PCKRDY(id)	(8 + id)	/* Programmable Clock */

I prefer with parenthesis around "id" (8 + (id))

> +#define AT91_PMC_MOSCSELS	16		/* Main Oscillator Selection */
> +#define AT91_PMC_MOSCRCS	17		/* Main On-Chip RC */
> +#define AT91_PMC_CFDEV		18		/* Clock Failure Detector Event */
> +
> +#endif
>


-- 
Nicolas Ferre



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