Re: [PATCH 2/4] ARM: OMAP5: clockdomain data: add init file for omap54xx

[Tero Kristo <t-kristo@xxxxxx>]

On 06/29/2013 12:03 AM, Mike Turquette wrote:
> Quoting Tero Kristo (2013-06-27 01:38:17)
> > cclock54xx_data.c now contains only init function and the clkdev mapping
> > that is still needed by some drivers. Eventually most of this file can
> > be removed, once a common location for the clk init can be found, and
> > the clkdev mapping is no longer needed.
> >
> > Signed-off-by: Tero Kristo <t-kristo@xxxxxx>
> > ---
> >   arch/arm/mach-omap2/cclock54xx_data.c |   80 +++++++++++++++++++++++++++++++++
> >   1 file changed, 80 insertions(+)
> >   create mode 100644 arch/arm/mach-omap2/cclock54xx_data.c
> >
> > diff --git a/arch/arm/mach-omap2/cclock54xx_data.c b/arch/arm/mach-omap2/cclock54xx_data.c
> > new file mode 100644
>
> Why not drivers/clk/omap/clk-omap54xx.c?

Hey Mike,

I can move this over in the next rev. I can do the same for the 
cclock44xx_data.c file in the O4 series.

-Tero

> Regards,
> Mike
>
> > index 0000000..f23f44e
> > --- /dev/null
> > +++ b/arch/arm/mach-omap2/cclock54xx_data.c
> > @@ -0,0 +1,74 @@
> > +/*
> > + * OMAP54xx Clock data
> > + *
> > + * Copyright (C) 2013 Texas Instruments, Inc.
> > + *
> > + * Paul Walmsley (paul@xxxxxxxxx)
> > + * Rajendra Nayak (rnayak@xxxxxx)
> > + * Benoit Cousson (b-cousson@xxxxxx)
> > + * Mike Turquette (mturquette@xxxxxxxxxx)
> > + * Tero Kristo (t-kristo@xxxxxx)
> > + *
> > + * 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.
> > + */
> > +
> > +#include <linux/kernel.h>
> > +#include <linux/list.h>
> > +#include <linux/clkdev.h>
> > +#include <linux/io.h>
> > +#include <linux/clk-provider.h>
> > +#include <linux/clk/omap.h>
> > +
> > +#include "soc.h"
> > +#include "clock.h"
> > +
> > +#define OMAP5_DPLL_ABE_DEFFREQ                         98304000
> > +
> > +/*
> > + * clkdev
> > + */
> > +static struct omap_dt_clk omap54xx_clks[] = {
> > +       DT_CLK(NULL,    "timer_32k_ck", "sys_32k_ck"),
> > +       DT_CLK("omap_timer.1",  "sys_ck",               "sys_clkin"),
> > +       DT_CLK("omap_timer.2",  "sys_ck",               "sys_clkin"),
> > +       DT_CLK("omap_timer.3",  "sys_ck",               "sys_clkin"),
> > +       DT_CLK("omap_timer.4",  "sys_ck",               "sys_clkin"),
> > +       DT_CLK("omap_timer.9",  "sys_ck",               "sys_clkin"),
> > +       DT_CLK("omap_timer.10", "sys_ck",               "sys_clkin"),
> > +       DT_CLK("omap_timer.11", "sys_ck",               "sys_clkin"),
> > +       DT_CLK("omap_timer.5",  "sys_ck",               "dss_syc_gfclk_div"),
> > +       DT_CLK("omap_timer.6",  "sys_ck",               "dss_syc_gfclk_div"),
> > +       DT_CLK("omap_timer.7",  "sys_ck",               "dss_syc_gfclk_div"),
> > +       DT_CLK("omap_timer.8",  "sys_ck",               "dss_syc_gfclk_div"),
> > +};
> > +
> > +int __init omap5xxx_clk_init(void)
> > +{
> > +       struct clk *abe_dpll_ref, *sys_32k_ck, *abe_dpll;
> > +       int rc;
> > +
> > +       /*
> > +        * Must stay commented until all OMAP SoC drivers are
> > +        * converted to runtime PM, or drivers may start crashing
> > +        *
> > +        * omap2_clk_disable_clkdm_control();
> > +        */
> > +       dt_omap_clk_init();
> > +
> > +       omap_dt_clocks_register(omap54xx_clks, ARRAY_SIZE(omap54xx_clks));
> > +
> > +       omap2_clk_disable_autoidle_all();
> > +
> > +       abe_dpll_ref = clk_get_sys(NULL, "abe_dpll_clk_mux");
> > +       sys_32k_ck = clk_get_sys(NULL, "sys_32k_ck");
> > +       rc = clk_set_parent(abe_dpll_ref, sys_32k_ck);
> > +       abe_dpll = clk_get_sys(NULL, "dpll_abe_ck");
> > +       if (!rc)
> > +               rc = clk_set_rate(abe_dpll, OMAP5_DPLL_ABE_DEFFREQ);
> > +       if (rc)
> > +               pr_err("%s: failed to configure ABE DPLL!\n", __func__);
> > +
> > +       return 0;
> > +}
> > --
> > 1.7.9.5

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