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Commit 1dd291a3 authored by Rama Krishna Phani A's avatar Rama Krishna Phani A
Browse files

thermal: tsens: Add TSENS support for msmtitanium 



Temperature Sensor (TSENS) provides an interface to
clients to read the on die temperature from supported
sensors.

Change-Id: I56848fe2685cc86ac08deb270904110d9150d4a3
Signed-off-by: default avatarRama Krishna Phani A <rphani@codeaurora.org>
parent da9777c8

Documentation/devicetree/bindings/thermal/tsens.txt

+1 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ Required properties: 
	       should be "qcom,msm8952-tsens" for 8952 TSENS driver.

	       should be "qcom,msmzirc-tsens" for zirc TSENS driver.

	       should be "qcom,mdmfermium-tsens" for fermium TSENS driver.

	       should be "qcom,msmtitanium-tsens" for titanium TSENS driver.

	       The compatible property is used to identify the respective fusemap to use

	       for the corresponding SoC.

- reg : offset and length of the TSENS registers.

drivers/thermal/msm-tsens.c

+18 −7
Original line number Diff line number Diff line
@@ -713,6 +713,7 @@ 


static uint32_t tsens_sec_to_msec_value = 3000;

static uint32_t tsens_completion_timeout_hz = 2 * HZ;

static uint32_t tsens_poll_check = 1;



enum tsens_calib_fuse_map_type {

	TSENS_CALIB_FUSE_MAP_8974 = 0,
@@ -868,6 +869,9 @@ static struct of_device_id tsens_match[] = { 
	{   .compatible = "qcom,mdmfermium-tsens",

		.data = (void *)TSENS_CALIB_FUSE_MAP_MDMFERMIUM,

	},

	{	.compatible = "qcom,msmtitanium-tsens",

		.data = (void *)TSENS_CALIB_FUSE_MAP_NONE,

	},

	{}

};
@@ -4892,7 +4896,10 @@ static int get_device_tree_data(struct platform_device *pdev, 
		tmdev->tsens_type = TSENS_TYPE2;

	else if (!strcmp(id->compatible, "qcom,msm8996-tsens"))

		tmdev->tsens_type = TSENS_TYPE3;

	else if (!strcmp(id->compatible, "qcom,msm8952-tsens"))

	else if (!strcmp(id->compatible, "qcom,msmtitanium-tsens")) {

		tmdev->tsens_type = TSENS_TYPE3;

		tsens_poll_check = 0;

	} else if (!strcmp(id->compatible, "qcom,msm8952-tsens"))

		tmdev->tsens_type = TSENS_TYPE4;

	else

		tmdev->tsens_type = TSENS_TYPE0;
@@ -4900,7 +4907,8 @@ static int get_device_tree_data(struct platform_device *pdev, 
	if (!strcmp(id->compatible, "qcom,msm8994-tsens") ||

		(!strcmp(id->compatible, "qcom,msmzirc-tsens")) ||

		(!strcmp(id->compatible, "qcom,msm8992-tsens")) ||

		(!strcmp(id->compatible, "qcom,msm8996-tsens")))

		(!strcmp(id->compatible, "qcom,msm8996-tsens")) ||

		(!strcmp(id->compatible, "qcom,msmtitanium-tsens")))

		tmdev->tsens_valid_status_check = true;

	else

		tmdev->tsens_valid_status_check = false;
@@ -4913,7 +4921,8 @@ static int get_device_tree_data(struct platform_device *pdev, 
		goto fail_tmdev;

	}



	if (!strcmp(id->compatible, "qcom,msm8996-tsens")) {

	if (!strcmp(id->compatible, "qcom,msm8996-tsens") ||

		(!strcmp(id->compatible, "qcom,msmtitanium-tsens"))) {

		tmdev->tsens_critical_irq =

				platform_get_irq_byname(pdev,

						"tsens-critical");
@@ -5182,11 +5191,13 @@ static int tsens_thermal_zone_register(struct tsens_tm_device *tmdev) 
			enable_irq_wake(tmdev->tsens_critical_irq);

		}



		if (tsens_poll_check) {

			INIT_DEFERRABLE_WORK(&tmdev->tsens_critical_poll_test,

								tsens_poll);

			schedule_delayed_work(&tmdev->tsens_critical_poll_test,

				msecs_to_jiffies(tsens_sec_to_msec_value));

			init_completion(&tmdev->tsens_rslt_completion);

		}

	} else {

		rc = request_threaded_irq(tmdev->tsens_irq, NULL,

			tsens_irq_thread, IRQF_TRIGGER_HIGH | IRQF_ONESHOT,