#include "soc.h"
#include "omap_device.h"
+#include "clock.h"
/*
* FIXME: Find a mechanism to enable/disable runtime the McBSP ICLK autoidle.
#include "cm3xxx.h"
#include "cm-regbits-34xx.h"
+static struct clk *mcbsp_iclks[5];
+
static int omap3_enable_st_clock(unsigned int id, bool enable)
{
- unsigned int w;
-
/*
* Sidetone uses McBSP ICLK - which must not idle when sidetones
* are enabled or sidetones start sounding ugly.
*/
- w = omap2_cm_read_mod_reg(OMAP3430_PER_MOD, CM_AUTOIDLE);
if (enable)
- w &= ~(1 << (id - 2));
+ return omap2_clk_deny_idle(mcbsp_iclks[id]);
else
- w |= 1 << (id - 2);
- omap2_cm_write_mod_reg(w, OMAP3430_PER_MOD, CM_AUTOIDLE);
-
- return 0;
+ return omap2_clk_allow_idle(mcbsp_iclks[id]);
}
static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
struct omap_hwmod *oh_device[2];
struct omap_mcbsp_platform_data *pdata = NULL;
struct platform_device *pdev;
+ char clk_name[11];
sscanf(oh->name, "mcbsp%d", &id);
oh_device[1] = omap_hwmod_lookup((
(struct omap_mcbsp_dev_attr *)(oh->dev_attr))->sidetone);
pdata->enable_st_clock = omap3_enable_st_clock;
+ sprintf(clk_name, "mcbsp%d_ick", id);
+ mcbsp_iclks[id] = clk_get(NULL, clk_name);
count++;
}
pdev = omap_device_build_ss(name, id, oh_device, count, pdata,