forked from Minki/linux
48f6693790
We are now booting all mach-omap2 in device tree only mode. Any code that is only called in legacy boot mode where of_have_populated_dt() is not set is safe to remove now. Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk> Signed-off-by: Tony Lindgren <tony@atomide.com>
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/*
|
|
* linux/arch/arm/mach-omap2/mcbsp.c
|
|
*
|
|
* Copyright (C) 2008 Instituto Nokia de Tecnologia
|
|
* Contact: Eduardo Valentin <eduardo.valentin@indt.org.br>
|
|
*
|
|
* 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.
|
|
*
|
|
* Multichannel mode not supported.
|
|
*/
|
|
#include <linux/module.h>
|
|
#include <linux/init.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/err.h>
|
|
#include <linux/io.h>
|
|
#include <linux/of.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/platform_data/asoc-ti-mcbsp.h>
|
|
#include <linux/pm_runtime.h>
|
|
|
|
#include <linux/omap-dma.h>
|
|
|
|
#include "soc.h"
|
|
#include "omap_device.h"
|
|
#include "clock.h"
|
|
|
|
/*
|
|
* FIXME: Find a mechanism to enable/disable runtime the McBSP ICLK autoidle.
|
|
* Sidetone needs non-gated ICLK and sidetone autoidle is broken.
|
|
*/
|
|
#include "cm3xxx.h"
|
|
#include "cm-regbits-34xx.h"
|
|
|
|
static int omap3_mcbsp_force_ick_on(struct clk *clk, bool force_on)
|
|
{
|
|
if (!clk)
|
|
return 0;
|
|
|
|
if (force_on)
|
|
return omap2_clk_deny_idle(clk);
|
|
else
|
|
return omap2_clk_allow_idle(clk);
|
|
}
|
|
|
|
void __init omap3_mcbsp_init_pdata_callback(
|
|
struct omap_mcbsp_platform_data *pdata)
|
|
{
|
|
if (!pdata)
|
|
return;
|
|
|
|
pdata->force_ick_on = omap3_mcbsp_force_ick_on;
|
|
}
|