[PATCH 2/3] clk: shmobile: Add MSTP clock support

[Simon Horman]

On Tue, Oct 29, 2013 at 03:55:10PM +0100, Laurent Pinchart wrote:
> MSTP clocks are gate clocks controlled through a register that handles
> up to 32 clocks. The register is often sparsely populated.
> 
> Those clocks are found on Renesas ARM SoCs.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas at ideasonboard.com>
> ---
>  .../bindings/clock/renesas,cpg-mstp-clocks.txt     |  47 +++++
>  drivers/clk/shmobile/Makefile                      |   1 +
>  drivers/clk/shmobile/clk-mstp.c                    | 229 +++++++++++++++++++++
>  include/dt-bindings/clock/r8a7790-clock.h          |  56 +++++
>  4 files changed, 333 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/renesas,cpg-mstp-clocks.txt
>  create mode 100644 drivers/clk/shmobile/clk-mstp.c
>  create mode 100644 include/dt-bindings/clock/r8a7790-clock.h

[snip]

> diff --git a/include/dt-bindings/clock/r8a7790-clock.h b/include/dt-bindings/clock/r8a7790-clock.h
> new file mode 100644
> index 0000000..19f2b48
> --- /dev/null
> +++ b/include/dt-bindings/clock/r8a7790-clock.h

I wonder if it would be best to put this in a separate patch
as it is SoC-specific.

> @@ -0,0 +1,56 @@
> +/*
> + * Copyright 2013 Ideas On Board SPRL
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + */
> +
> +#ifndef __DT_BINDINGS_CLOCK_R8A7790_H__
> +#define __DT_BINDINGS_CLOCK_R8A7790_H__
> +
> +/* MSTP1 */
> +#define R8A7790_CLK_CMT0		20

I believe that R8A7790_CLK_CMT0 should be 24.

> +
> +/* MSTP2 */
> +#define R8A7790_CLK_SCIFA2		2
> +#define R8A7790_CLK_SCIFA1		3
> +#define R8A7790_CLK_SCIFA0		4
> +#define R8A7790_CLK_SCIFB0		6
> +#define R8A7790_CLK_SCIFB1		7
> +#define R8A7790_CLK_SCIFB2		16
> +
> +/* MSTP3 */
> +#define R8A7790_CLK_TPU0		4
> +#define R8A7790_CLK_MMCIF1		5
> +#define R8A7790_CLK_SDHI3		11
> +#define R8A7790_CLK_SDHI2		12
> +#define R8A7790_CLK_SDHI1		13
> +#define R8A7790_CLK_SDHI0		14
> +#define R8A7790_CLK_MMCIF0		15
> +
> +/* MSTP5 */
> +#define R8A7790_CLK_THERMAL		22
> +
> +/* MSTP7 */
> +#define R8A7790_CLK_HSCIF1		16
> +#define R8A7790_CLK_HSCIF0		17
> +#define R8A7790_CLK_SCIF1		20
> +#define R8A7790_CLK_SCIF0		21
> +#define R8A7790_CLK_DU2			22
> +#define R8A7790_CLK_DU1			23
> +#define R8A7790_CLK_DU0			24
> +#define R8A7790_CLK_LVDS1		25
> +#define R8A7790_CLK_LVDS0		26
> +
> +/* MSTP8 */
> +#define R8A7790_CLK_ETHER		13
> +
> +/* MSTP9 */
> +#define R8A7790_CLK_I2C3		28
> +#define R8A7790_CLK_I2C2		29
> +#define R8A7790_CLK_I2C1		30
> +#define R8A7790_CLK_I2C0		31
> +
> +#endif /* __DT_BINDINGS_CLOCK_R8A7790_H__ */
> -- 
> 1.8.1.5
> 
> --
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