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Commit f8447d6c authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Samuel Ortiz
Browse files

mfd: Store twl6040-codec mclk configuration 



Store the last used mclk configuration for the PLL.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 62aa2b53

drivers/mfd/twl6040-core.c

+3 −0
Original line number Diff line number Diff line
@@ -282,6 +282,7 @@ int twl6040_power(struct twl6040 *twl6040, int on) 
		/* Default PLL configuration after power up */

		twl6040->pll = TWL6040_SYSCLK_SEL_LPPLL;

		twl6040->sysclk = 19200000;

		twl6040->mclk = 32768;

	} else {

		/* already powered-down */

		if (!twl6040->power_count) {
@@ -305,6 +306,7 @@ int twl6040_power(struct twl6040 *twl6040, int on) 
			twl6040_power_down(twl6040);

		}

		twl6040->sysclk = 0;

		twl6040->mclk = 0;

	}



out:
@@ -421,6 +423,7 @@ int twl6040_set_pll(struct twl6040 *twl6040, int pll_id, 
	}



	twl6040->sysclk = freq_out;

	twl6040->mclk = freq_in;

	twl6040->pll = pll_id;



pll_out:

include/linux/mfd/twl6040.h

+2 −0
Original line number Diff line number Diff line
@@ -187,8 +187,10 @@ struct twl6040 { 
	int rev;

	u8 vibra_ctrl_cache[2];



	/* PLL configuration */

	int pll;

	unsigned int sysclk;

	unsigned int mclk;



	unsigned int irq;

	unsigned int irq_base;