Re: [PATCH v5 05/10] clk: tegra: Add flags to tegra_clk_periph()

[Prashant Gaikwad <pgaikwad@xxxxxxxxxx>]

On Friday 01 February 2013 03:48 PM, Peter De Schrijver wrote:
> We will need some tegra peripheral clocks with the CLK_IGNORE_UNUSED flag,
> most notably mselect, which is a bridge between AXI and most peripherals.
>
> Signed-off-by: Peter De Schrijver <pdeschrijver@xxxxxxxxxx>
> ---

Looks good to me.

Reviewed-by: Prashant Gaikwad <pgaikwad@xxxxxxxxxx>

>   drivers/clk/tegra/clk-periph.c  |   11 ++++++-----
>   drivers/clk/tegra/clk-tegra20.c |    2 +-
>   drivers/clk/tegra/clk-tegra30.c |    2 +-
>   drivers/clk/tegra/clk.h         |    9 ++++++---
>   4 files changed, 14 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/clk/tegra/clk-periph.c b/drivers/clk/tegra/clk-periph.c
> index 788486e..067abb3 100644
> --- a/drivers/clk/tegra/clk-periph.c
> +++ b/drivers/clk/tegra/clk-periph.c
> @@ -170,14 +170,15 @@ const struct clk_ops tegra_clk_periph_nodiv_ops = {
>   static struct clk *_tegra_clk_register_periph(const char *name,
>   			const char **parent_names, int num_parents,
>   			struct tegra_clk_periph *periph,
> -			void __iomem *clk_base, u32 offset, bool div)
> +			void __iomem *clk_base, u32 offset, bool div,
> +			unsigned long flags)
>   {
>   	struct clk *clk;
>   	struct clk_init_data init;
>   
>   	init.name = name;
>   	init.ops = div ? &tegra_clk_periph_ops : &tegra_clk_periph_nodiv_ops;
> -	init.flags = div ? 0 : CLK_SET_RATE_PARENT;
> +	init.flags = flags;
>   	init.parent_names = parent_names;
>   	init.num_parents = num_parents;
>   
> @@ -202,10 +203,10 @@ static struct clk *_tegra_clk_register_periph(const char *name,
>   struct clk *tegra_clk_register_periph(const char *name,
>   		const char **parent_names, int num_parents,
>   		struct tegra_clk_periph *periph, void __iomem *clk_base,
> -		u32 offset)
> +		u32 offset, unsigned long flags)
>   {
>   	return _tegra_clk_register_periph(name, parent_names, num_parents,
> -			periph, clk_base, offset, true);
> +			periph, clk_base, offset, true, flags);
>   }
>   
>   struct clk *tegra_clk_register_periph_nodiv(const char *name,
> @@ -214,5 +215,5 @@ struct clk *tegra_clk_register_periph_nodiv(const char *name,
>   		u32 offset)
>   {
>   	return _tegra_clk_register_periph(name, parent_names, num_parents,
> -			periph, clk_base, offset, false);
> +			periph, clk_base, offset, false, CLK_SET_RATE_PARENT);
>   }
> diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c
> index 54c6777..870349e 100644
> --- a/drivers/clk/tegra/clk-tegra20.c
> +++ b/drivers/clk/tegra/clk-tegra20.c
> @@ -1048,7 +1048,7 @@ static void __init tegra20_periph_clk_init(void)
>   		data = &tegra_periph_clk_list[i];
>   		clk = tegra_clk_register_periph(data->name, data->parent_names,
>   				data->num_parents, &data->periph,
> -				clk_base, data->offset);
> +				clk_base, data->offset, data->flags);
>   		clk_register_clkdev(clk, data->con_id, data->dev_id);
>   		clks[data->clk_id] = clk;
>   	}
> diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c
> index 078f9b8..126747b 100644
> --- a/drivers/clk/tegra/clk-tegra30.c
> +++ b/drivers/clk/tegra/clk-tegra30.c
> @@ -1665,7 +1665,7 @@ static void __init tegra30_periph_clk_init(void)
>   		data = &tegra_periph_clk_list[i];
>   		clk = tegra_clk_register_periph(data->name, data->parent_names,
>   				data->num_parents, &data->periph,
> -				clk_base, data->offset);
> +				clk_base, data->offset, data->flags);
>   		clk_register_clkdev(clk, data->con_id, data->dev_id);
>   		clks[data->clk_id] = clk;
>   	}
> diff --git a/drivers/clk/tegra/clk.h b/drivers/clk/tegra/clk.h
> index 4d0f556..79f5e2a 100644
> --- a/drivers/clk/tegra/clk.h
> +++ b/drivers/clk/tegra/clk.h
> @@ -411,7 +411,7 @@ extern const struct clk_ops tegra_clk_periph_ops;
>   struct clk *tegra_clk_register_periph(const char *name,
>   		const char **parent_names, int num_parents,
>   		struct tegra_clk_periph *periph, void __iomem *clk_base,
> -		u32 offset);
> +		u32 offset, unsigned long flags);
>   struct clk *tegra_clk_register_periph_nodiv(const char *name,
>   		const char **parent_names, int num_parents,
>   		struct tegra_clk_periph *periph, void __iomem *clk_base,
> @@ -454,12 +454,14 @@ struct tegra_periph_init_data {
>   	u32 offset;
>   	const char *con_id;
>   	const char *dev_id;
> +	unsigned long flags;
>   };
>   
>   #define TEGRA_INIT_DATA_TABLE(_name, _con_id, _dev_id, _parent_names, _offset,\
>   			_mux_shift, _mux_mask, _mux_flags, _div_shift,	\
>   			_div_width, _div_frac_width, _div_flags, _regs,	\
> -			_clk_num, _enb_refcnt, _gate_flags, _clk_id, _table) \
> +			_clk_num, _enb_refcnt, _gate_flags, _clk_id, _table,\
> +			_flags) \
>   	{								\
>   		.name = _name,						\
>   		.clk_id = _clk_id,					\
> @@ -474,6 +476,7 @@ struct tegra_periph_init_data {
>   		.offset = _offset,					\
>   		.con_id = _con_id,					\
>   		.dev_id = _dev_id,					\
> +		.flags = _flags						\
>   	}
>   
>   #define TEGRA_INIT_DATA(_name, _con_id, _dev_id, _parent_names, _offset,\
> @@ -484,7 +487,7 @@ struct tegra_periph_init_data {
>   			_mux_shift, BIT(_mux_width) - 1, _mux_flags,	\
>   			_div_shift, _div_width, _div_frac_width, _div_flags, \
>   			_regs, _clk_num, _enb_refcnt, _gate_flags, _clk_id,\
> -			NULL)
> +			NULL, 0)
>   
>   /**
>    * struct clk_super_mux - super clock

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