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Commit 95712bc3 authored by Sudheer Papothi's avatar Sudheer Papothi Committed by Gerrit - the friendly Code Review server
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ASoC: wsa883x: Update register sequence to reduce CnP 



Update register sequence of WSA883x codec to reduce CnP
during bringup and teardown of speaker path.

Change-Id: I348a55e1324b5c26a36b8d7c78edf52a66e40381
Signed-off-by: default avatarSudheer Papothi <spapothi@codeaurora.org>
parent 908583ff

asoc/codecs/wsa883x/wsa883x.c

+14 −0
Original line number Diff line number Diff line
@@ -108,6 +108,7 @@ static const struct wsa_reg_mask_val reg_init[] = { 
	{WSA883X_ADC_7, 0x04, 0x04},

	{WSA883X_ADC_7, 0x02, 0x02},

	{WSA883X_CKWD_CTL_0, 0x60, 0x00},

	{WSA883X_DRE_CTL_1, 0x3E, 0x20},

	{WSA883X_CKWD_CTL_1, 0x1F, 0x1B},

	{WSA883X_GMAMP_SUP1, 0x60, 0x60},

};
@@ -986,6 +987,12 @@ static int wsa883x_spkr_event(struct snd_soc_dapm_widget *w, 
		swr_slvdev_datapath_control(wsa883x->swr_slave,

					    wsa883x->swr_slave->dev_num,

					    true);

		/* Added delay as per HW sequence */

		usleep_range(250, 300);

		snd_soc_component_update_bits(component, WSA883X_DRE_CTL_1,

						0x01, 0x01);

		/* Added delay as per HW sequence */

		usleep_range(250, 300);

		/* Force remove group */

		swr_remove_from_group(wsa883x->swr_slave,

				      wsa883x->swr_slave->dev_num);
@@ -1393,6 +1400,13 @@ static int wsa883x_event_notify(struct notifier_block *nb, 
						0x01, 0x01);

			wcd_enable_irq(&wsa883x->irq_info,

					WSA883X_IRQ_INT_PDM_WD);

			/* Added delay as per HW sequence */

			usleep_range(3000, 3100);

			snd_soc_component_update_bits(wsa883x->component,

						WSA883X_DRE_CTL_1,

						0x01, 0x00);

			/* Added delay as per HW sequence */

			usleep_range(5000, 5050);

		}

		break;

	case BOLERO_WSA_EVT_PA_ON_POST_FSCLK_ADIE_LB: