Re: [PATCH v2 11/11] clk: versatile: add versatile OSC support

[Mike Turquette <mturquette-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>]

Quoting Rob Herring (2014-05-29 15:40:21)
> From: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
> 
> Versatile platforms share the same OSC programming model as Integrator
> platforms. Add the necessary parameters and init functions for Versatile.
> 
> Renaming the file to clk-versatile.c as versatile is used as the family
> name for ARM, Ltd. boards.
> 
> Signed-off-by: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
> Cc: Mike Turquette <mturquette-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> Acked-by: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>

So it's OK to rename the file and add the new stuff in one commit? I
thought there were some guidelines about doing renames separately...

Regards,
Mike

> ---
> v2:
> - Rename clk-integrator.c to clk-versatile.c
> 
>  drivers/clk/versatile/Makefile                     |  3 +-
>  .../{clk-integrator.c => clk-versatile.c}          | 35 ++++++++++++++++++++--
>  2 files changed, 34 insertions(+), 4 deletions(-)
>  rename drivers/clk/versatile/{clk-integrator.c => clk-versatile.c} (66%)
> 
> diff --git a/drivers/clk/versatile/Makefile b/drivers/clk/versatile/Makefile
> index c16ca78..9ee2b37 100644
> --- a/drivers/clk/versatile/Makefile
> +++ b/drivers/clk/versatile/Makefile
> @@ -1,6 +1,5 @@
>  # Makefile for Versatile-specific clocks
> -obj-$(CONFIG_ICST)             += clk-icst.o
> -obj-$(CONFIG_ARCH_INTEGRATOR)  += clk-integrator.o
> +obj-$(CONFIG_ICST)             += clk-icst.o clk-versatile.o
>  obj-$(CONFIG_INTEGRATOR_IMPD1) += clk-impd1.o
>  obj-$(CONFIG_ARCH_REALVIEW)    += clk-realview.o
>  obj-$(CONFIG_ARCH_VEXPRESS)    += clk-vexpress.o clk-sp810.o
> diff --git a/drivers/clk/versatile/clk-integrator.c b/drivers/clk/versatile/clk-versatile.c
> similarity index 66%
> rename from drivers/clk/versatile/clk-integrator.c
> rename to drivers/clk/versatile/clk-versatile.c
> index 734c4b8..fe52a79 100644
> --- a/drivers/clk/versatile/clk-integrator.c
> +++ b/drivers/clk/versatile/clk-versatile.c
> @@ -17,6 +17,9 @@
>  
>  #define INTEGRATOR_HDR_LOCK_OFFSET     0x14
>  
> +#define VERSATILE_SYS_OSCCLCD_OFFSET   0x1c
> +#define VERSATILE_SYS_LOCK_OFFSET      0x20
> +
>  /* Base offset for the core module */
>  static void __iomem *cm_base;
>  
> @@ -37,11 +40,27 @@ static const struct clk_icst_desc __initdata cm_auxosc_desc = {
>         .lock_offset = INTEGRATOR_HDR_LOCK_OFFSET,
>  };
>  
> -static void __init of_integrator_cm_osc_setup(struct device_node *np)
> +static const struct icst_params versatile_auxosc_params = {
> +       .vco_max        = ICST307_VCO_MAX,
> +       .vco_min        = ICST307_VCO_MIN,
> +       .vd_min         = 4 + 8,
> +       .vd_max         = 511 + 8,
> +       .rd_min         = 1 + 2,
> +       .rd_max         = 127 + 2,
> +       .s2div          = icst307_s2div,
> +       .idx2s          = icst307_idx2s,
> +};
> +
> +static const struct clk_icst_desc versatile_auxosc_desc __initconst = {
> +       .params = &versatile_auxosc_params,
> +       .vco_offset = VERSATILE_SYS_OSCCLCD_OFFSET,
> +       .lock_offset = VERSATILE_SYS_LOCK_OFFSET,
> +};
> +static void __init cm_osc_setup(struct device_node *np,
> +                               const struct clk_icst_desc *desc)
>  {
>         struct clk *clk = ERR_PTR(-EINVAL);
>         const char *clk_name = np->name;
> -       const struct clk_icst_desc *desc = &cm_auxosc_desc;
>         const char *parent_name;
>  
>         if (!cm_base) {
> @@ -65,5 +84,17 @@ static void __init of_integrator_cm_osc_setup(struct device_node *np)
>         if (!IS_ERR(clk))
>                 of_clk_add_provider(np, of_clk_src_simple_get, clk);
>  }
> +
> +static void __init of_integrator_cm_osc_setup(struct device_node *np)
> +{
> +       cm_osc_setup(np, &cm_auxosc_desc);
> +}
>  CLK_OF_DECLARE(integrator_cm_auxosc_clk,
>         "arm,integrator-cm-auxosc", of_integrator_cm_osc_setup);
> +
> +static void __init of_versatile_cm_osc_setup(struct device_node *np)
> +{
> +       cm_osc_setup(np, &versatile_auxosc_desc);
> +}
> +CLK_OF_DECLARE(versatile_cm_auxosc_clk,
> +              "arm,versatile-cm-auxosc", of_versatile_cm_osc_setup);
> -- 
> 1.9.1
> 
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