diff mbox series

[v2,1/2] thermal: qcom: tsens-v1: Add support for MSM8956 and MSM8976

Message ID 20191001085707.8424-2-kholk11@gmail.com (mailing list archive)
State Superseded
Headers show
Series Add TSENS support for MSM8956/76 | expand

Commit Message

AngeloGioacchino Del Regno Oct. 1, 2019, 8:57 a.m. UTC
From: AngeloGioacchino Del Regno <kholk11@gmail.com>

Add support for reading calibrated value from thermistors in
MSM8956, MSM8976 and their APQ variants.

Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
---
 drivers/thermal/qcom/tsens-v1.c | 167 +++++++++++++++++++++++++++++++-
 drivers/thermal/qcom/tsens.c    |   3 +
 drivers/thermal/qcom/tsens.h    |   2 +-
 3 files changed, 170 insertions(+), 2 deletions(-)

Comments

Amit Kucheria Oct. 1, 2019, 11 p.m. UTC | #1
On Tue, Oct 1, 2019 at 2:27 PM <kholk11@gmail.com> wrote:
>
> From: AngeloGioacchino Del Regno <kholk11@gmail.com>
>
> Add support for reading calibrated value from thermistors in
> MSM8956, MSM8976 and their APQ variants.
>
> Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
> ---
>  drivers/thermal/qcom/tsens-v1.c | 167 +++++++++++++++++++++++++++++++-
>  drivers/thermal/qcom/tsens.c    |   3 +
>  drivers/thermal/qcom/tsens.h    |   2 +-
>  3 files changed, 170 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/thermal/qcom/tsens-v1.c b/drivers/thermal/qcom/tsens-v1.c
> index 10b595d4f619..04af13085eb5 100644
> --- a/drivers/thermal/qcom/tsens-v1.c
> +++ b/drivers/thermal/qcom/tsens-v1.c
> @@ -18,6 +18,68 @@
>  #define TM_Sn_STATUS_OFF                       0x0044
>  #define TM_TRDY_OFF                            0x0084
>
> +/* eeprom layout data for msm8956/76 (v1) */
> +#define MSM8976_BASE0_MASK     0xff
> +#define MSM8976_BASE1_MASK     0xff
> +#define MSM8976_BASE1_SHIFT    8
> +
> +#define MSM8976_S0_P1_MASK     0x3f00
> +#define MSM8976_S1_P1_MASK     0x3f00000
> +#define MSM8976_S2_P1_MASK     0x3f
> +#define MSM8976_S3_P1_MASK     0x3f000
> +#define MSM8976_S4_P1_MASK     0x3f00
> +#define MSM8976_S5_P1_MASK     0x3f00000
> +#define MSM8976_S6_P1_MASK     0x3f
> +#define MSM8976_S7_P1_MASK     0x3f000
> +#define MSM8976_S8_P1_MASK     0x1f8
> +#define MSM8976_S9_P1_MASK     0x1f8000
> +#define MSM8976_S10_P1_MASK    0xf8000000
> +#define MSM8976_S10_P1_MASK_1  0x1
> +
> +#define MSM8976_S0_P2_MASK     0xfc000
> +#define MSM8976_S1_P2_MASK     0xfc000000
> +#define MSM8976_S2_P2_MASK     0xfc0
> +#define MSM8976_S3_P2_MASK     0xfc0000
> +#define MSM8976_S4_P2_MASK     0xfc000
> +#define MSM8976_S5_P2_MASK     0xfc000000
> +#define MSM8976_S6_P2_MASK     0xfc0
> +#define MSM8976_S7_P2_MASK     0xfc0000
> +#define MSM8976_S8_P2_MASK     0x7e00
> +#define MSM8976_S9_P2_MASK     0x7e00000
> +#define MSM8976_S10_P2_MASK    0x7e
> +
> +#define MSM8976_S0_P1_SHIFT    8
> +#define MSM8976_S1_P1_SHIFT    20
> +#define MSM8976_S2_P1_SHIFT    0
> +#define MSM8976_S3_P1_SHIFT    12
> +#define MSM8976_S4_P1_SHIFT    8
> +#define MSM8976_S5_P1_SHIFT    20
> +#define MSM8976_S6_P1_SHIFT    0
> +#define MSM8976_S7_P1_SHIFT    12
> +#define MSM8976_S8_P1_SHIFT    3
> +#define MSM8976_S9_P1_SHIFT    15
> +#define MSM8976_S10_P1_SHIFT   27
> +#define MSM8976_S10_P1_SHIFT_1 0
> +
> +#define MSM8976_S0_P2_SHIFT    14
> +#define MSM8976_S1_P2_SHIFT    26
> +#define MSM8976_S2_P2_SHIFT    6
> +#define MSM8976_S3_P2_SHIFT    18
> +#define MSM8976_S4_P2_SHIFT    14
> +#define MSM8976_S5_P2_SHIFT    26
> +#define MSM8976_S6_P2_SHIFT    6
> +#define MSM8976_S7_P2_SHIFT    18
> +#define MSM8976_S8_P2_SHIFT    9
> +#define MSM8976_S9_P2_SHIFT    21
> +#define MSM8976_S10_P2_SHIFT   1
> +
> +#define MSM8976_CAL_SEL_MASK   0x3
> +
> +#define MSM8976_CAL_DEGC_PT1   30
> +#define MSM8976_CAL_DEGC_PT2   120
> +#define MSM8976_SLOPE_FACTOR   1000
> +#define MSM8976_SLOPE_DEFAULT  3200
> +
>  /* eeprom layout data for qcs404/405 (v1) */
>  #define BASE0_MASK     0x000007f8
>  #define BASE1_MASK     0x0007f800
> @@ -77,6 +139,30 @@
>  #define CAL_SEL_MASK   7
>  #define CAL_SEL_SHIFT  0
>
> +static void compute_intercept_slope_8976(struct tsens_priv *priv,
> +                             u32 *p1, u32 *p2, u32 mode)
> +{
> +       int i;
> +
> +       priv->sensor[0].slope = 3313;
> +       priv->sensor[1].slope = 3275;
> +       priv->sensor[2].slope = 3320;
> +       priv->sensor[3].slope = 3246;
> +       priv->sensor[4].slope = 3279;
> +       priv->sensor[5].slope = 3257;
> +       priv->sensor[6].slope = 3234;
> +       priv->sensor[7].slope = 3269;
> +       priv->sensor[8].slope = 3255;
> +       priv->sensor[9].slope = 3239;
> +       priv->sensor[10].slope = 3286;
> +
> +       for (i = 0; i < priv->num_sensors; i++) {
> +               priv->sensor[i].offset = (p1[i] * MSM8976_SLOPE_FACTOR) -
> +                               (MSM8976_CAL_DEGC_PT1 *
> +                               priv->sensor[i].slope);
> +       }
> +}
> +
>  static int calibrate_v1(struct tsens_priv *priv)
>  {
>         u32 base0 = 0, base1 = 0;
> @@ -142,7 +228,71 @@ static int calibrate_v1(struct tsens_priv *priv)
>         return 0;
>  }
>
> -/* v1.x: qcs404,405 */
> +static int calibrate_8976(struct tsens_priv *priv)
> +{
> +       int base0 = 0, base1 = 0, i;
> +       u32 p1[11], p2[11];
> +       int mode = 0, tmp = 0;
> +       u32 *qfprom_cdata;
> +
> +       qfprom_cdata = (u32 *)qfprom_read(priv->dev, "calib");
> +       if (IS_ERR(qfprom_cdata))

kfree(qfprom_data) here

> +               return PTR_ERR(qfprom_cdata);
> +
> +       mode = (qfprom_cdata[4] & MSM8976_CAL_SEL_MASK);
> +       dev_dbg(priv->dev, "calibration mode is %d\n", mode);
> +
> +       switch (mode) {
> +       case TWO_PT_CALIB:
> +               base1 = (qfprom_cdata[2] & MSM8976_BASE1_MASK) >> MSM8976_BASE1_SHIFT;
> +               p2[0] = (qfprom_cdata[0] & MSM8976_S0_P2_MASK) >> MSM8976_S0_P2_SHIFT;
> +               p2[1] = (qfprom_cdata[0] & MSM8976_S1_P2_MASK) >> MSM8976_S1_P2_SHIFT;
> +               p2[2] = (qfprom_cdata[1] & MSM8976_S2_P2_MASK) >> MSM8976_S2_P2_SHIFT;
> +               p2[3] = (qfprom_cdata[1] & MSM8976_S3_P2_MASK) >> MSM8976_S3_P2_SHIFT;
> +               p2[4] = (qfprom_cdata[2] & MSM8976_S4_P2_MASK) >> MSM8976_S4_P2_SHIFT;
> +               p2[5] = (qfprom_cdata[2] & MSM8976_S5_P2_MASK) >> MSM8976_S5_P2_SHIFT;
> +               p2[6] = (qfprom_cdata[3] & MSM8976_S6_P2_MASK) >> MSM8976_S6_P2_SHIFT;
> +               p2[7] = (qfprom_cdata[3] & MSM8976_S7_P2_MASK) >> MSM8976_S7_P2_SHIFT;
> +               p2[8] = (qfprom_cdata[4] & MSM8976_S8_P2_MASK) >> MSM8976_S8_P2_SHIFT;
> +               p2[9] = (qfprom_cdata[4] & MSM8976_S9_P2_MASK) >> MSM8976_S9_P2_SHIFT;
> +               p2[10] = (qfprom_cdata[5] & MSM8976_S10_P2_MASK) >> MSM8976_S10_P2_SHIFT;
> +
> +               for (i = 0; i < priv->num_sensors; i++)
> +                       p2[i] = ((base1 + p2[i]) << 2);
> +               /* Fall through */
> +       case ONE_PT_CALIB2:
> +               base0 = qfprom_cdata[0] & MSM8976_BASE0_MASK;
> +               p1[0] = (qfprom_cdata[0] & MSM8976_S0_P1_MASK) >> MSM8976_S0_P1_SHIFT;
> +               p1[1] = (qfprom_cdata[0] & MSM8976_S1_P1_MASK) >> MSM8976_S1_P1_SHIFT;
> +               p1[2] = (qfprom_cdata[1] & MSM8976_S2_P1_MASK) >> MSM8976_S2_P1_SHIFT;
> +               p1[3] = (qfprom_cdata[1] & MSM8976_S3_P1_MASK) >> MSM8976_S3_P1_SHIFT;
> +               p1[4] = (qfprom_cdata[2] & MSM8976_S4_P1_MASK) >> MSM8976_S4_P1_SHIFT;
> +               p1[5] = (qfprom_cdata[2] & MSM8976_S5_P1_MASK) >> MSM8976_S5_P1_SHIFT;
> +               p1[6] = (qfprom_cdata[3] & MSM8976_S6_P1_MASK) >> MSM8976_S6_P1_SHIFT;
> +               p1[7] = (qfprom_cdata[3] & MSM8976_S7_P1_MASK) >> MSM8976_S7_P1_SHIFT;
> +               p1[8] = (qfprom_cdata[4] & MSM8976_S8_P1_MASK) >> MSM8976_S8_P1_SHIFT;
> +               p1[9] = (qfprom_cdata[4] & MSM8976_S9_P1_MASK) >> MSM8976_S9_P1_SHIFT;
> +               p1[10] = (qfprom_cdata[4] & MSM8976_S10_P1_MASK) >> MSM8976_S10_P1_SHIFT;
> +               tmp = (qfprom_cdata[5] & MSM8976_S10_P1_MASK_1) << MSM8976_S10_P1_SHIFT_1;
> +               p1[10] |= tmp;
> +
> +               for (i = 0; i < priv->num_sensors; i++)
> +                       p1[i] = (((base0) + p1[i]) << 2);
> +               break;
> +       default:
> +               for (i = 0; i < priv->num_sensors; i++) {
> +                       p1[i] = 500;
> +                       p2[i] = 780;
> +               }
> +               break;
> +       }
> +
> +       compute_intercept_slope_8976(priv, p1, p2, mode);
> +

kfree(qfprom_data) here

> +       return 0;
> +}
> +
> +/* v1.x: msm8956,8976,qcs404,405 */
>
>  static const struct tsens_features tsens_v1_feat = {
>         .ver_major      = VER_1_X,
> @@ -191,3 +341,18 @@ const struct tsens_plat_data data_tsens_v1 = {
>         .feat           = &tsens_v1_feat,
>         .fields = tsens_v1_regfields,
>  };
> +
> +static const struct tsens_ops ops_8976 = {
> +       .init           = init_common,
> +       .calibrate      = calibrate_8976,
> +       .get_temp       = get_temp_tsens_valid,
> +};
> +
> +/* Valid for both MSM8956 and MSM8976. Sensor ID 3 is unused. */
> +const struct tsens_plat_data data_8976 = {
> +       .num_sensors    = 11,
> +       .ops            = &ops_8976,
> +       .hw_ids         = (unsigned int[]){0, 1, 2, 4, 5, 6, 7, 8, 9, 10},
> +       .feat           = &tsens_v1_feat,
> +       .fields         = tsens_v1_regfields,
> +};
> diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
> index 0627d8615c30..24bb05e0eaf8 100644
> --- a/drivers/thermal/qcom/tsens.c
> +++ b/drivers/thermal/qcom/tsens.c
> @@ -60,6 +60,9 @@ static const struct of_device_id tsens_table[] = {
>         }, {
>                 .compatible = "qcom,msm8974-tsens",
>                 .data = &data_8974,
> +       }, {
> +               .compatible = "qcom,msm8976-tsens",
> +               .data = &data_8976,
>         }, {
>                 .compatible = "qcom,msm8996-tsens",
>                 .data = &data_8996,
> diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h
> index 2fd94997245b..8efec747bfcb 100644
> --- a/drivers/thermal/qcom/tsens.h
> +++ b/drivers/thermal/qcom/tsens.h
> @@ -323,7 +323,7 @@ extern const struct tsens_plat_data data_8960;
>  extern const struct tsens_plat_data data_8916, data_8974;
>
>  /* TSENS v1 targets */
> -extern const struct tsens_plat_data data_tsens_v1;
> +extern const struct tsens_plat_data data_tsens_v1, data_8976;
>
>  /* TSENS v2 targets */
>  extern const struct tsens_plat_data data_8996, data_tsens_v2;
> --
> 2.21.0
>
Daniel Lezcano Oct. 2, 2019, 3:26 a.m. UTC | #2
On 02/10/2019 01:00, Amit Kucheria wrote:
> On Tue, Oct 1, 2019 at 2:27 PM <kholk11@gmail.com> wrote:
>>
>> From: AngeloGioacchino Del Regno <kholk11@gmail.com>
>>
>> Add support for reading calibrated value from thermistors in
>> MSM8956, MSM8976 and their APQ variants.
>>
>> Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
>> ---

[ ... ]

>> -/* v1.x: qcs404,405 */
>> +static int calibrate_8976(struct tsens_priv *priv)
>> +{
>> +       int base0 = 0, base1 = 0, i;
>> +       u32 p1[11], p2[11];
>> +       int mode = 0, tmp = 0;
>> +       u32 *qfprom_cdata;
>> +
>> +       qfprom_cdata = (u32 *)qfprom_read(priv->dev, "calib");
>> +       if (IS_ERR(qfprom_cdata))
> 
> kfree(qfprom_data) here

(Assuming s/qfprom_data/qfprom_cdata/)

Where the allocation happen?

[ ... ]
Amit Kucheria Oct. 3, 2019, 2:02 p.m. UTC | #3
On Wed, Oct 2, 2019 at 8:57 AM Daniel Lezcano <daniel.lezcano@linaro.org> wrote:
>
> On 02/10/2019 01:00, Amit Kucheria wrote:
> > On Tue, Oct 1, 2019 at 2:27 PM <kholk11@gmail.com> wrote:
> >>
> >> From: AngeloGioacchino Del Regno <kholk11@gmail.com>
> >>
> >> Add support for reading calibrated value from thermistors in
> >> MSM8956, MSM8976 and their APQ variants.
> >>
> >> Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
> >> ---
>
> [ ... ]
>
> >> -/* v1.x: qcs404,405 */
> >> +static int calibrate_8976(struct tsens_priv *priv)
> >> +{
> >> +       int base0 = 0, base1 = 0, i;
> >> +       u32 p1[11], p2[11];
> >> +       int mode = 0, tmp = 0;
> >> +       u32 *qfprom_cdata;
> >> +
> >> +       qfprom_cdata = (u32 *)qfprom_read(priv->dev, "calib");
> >> +       if (IS_ERR(qfprom_cdata))
> >
> > kfree(qfprom_data) here
>
> (Assuming s/qfprom_data/qfprom_cdata/)
>
> Where the allocation happen?
>

nvmem_cell_read() call inside qfprom_read()

/Amit
AngeloGioacchino Del Regno Oct. 5, 2019, 9:34 a.m. UTC | #4
Il giorno gio 3 ott 2019 alle ore 16:02 Amit Kucheria
<amit.kucheria@linaro.org> ha scritto:
>
> On Wed, Oct 2, 2019 at 8:57 AM Daniel Lezcano <daniel.lezcano@linaro.org> wrote:
> >
> > On 02/10/2019 01:00, Amit Kucheria wrote:
> > > On Tue, Oct 1, 2019 at 2:27 PM <kholk11@gmail.com> wrote:
> > >>
> > >> From: AngeloGioacchino Del Regno <kholk11@gmail.com>
> > >>
> > >> Add support for reading calibrated value from thermistors in
> > >> MSM8956, MSM8976 and their APQ variants.
> > >>
> > >> Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
> > >> ---
> >
> > [ ... ]
> >
> > >> -/* v1.x: qcs404,405 */
> > >> +static int calibrate_8976(struct tsens_priv *priv)
> > >> +{
> > >> +       int base0 = 0, base1 = 0, i;
> > >> +       u32 p1[11], p2[11];
> > >> +       int mode = 0, tmp = 0;
> > >> +       u32 *qfprom_cdata;
> > >> +
> > >> +       qfprom_cdata = (u32 *)qfprom_read(priv->dev, "calib");
> > >> +       if (IS_ERR(qfprom_cdata))
> > >
> > > kfree(qfprom_data) here
> >
> > (Assuming s/qfprom_data/qfprom_cdata/)
> >
> > Where the allocation happen?
> >
>
> nvmem_cell_read() call inside qfprom_read()
>
> /Amit

Thanks for the review. I will apply the suggested changes and resend ASAP.
diff mbox series

Patch

diff --git a/drivers/thermal/qcom/tsens-v1.c b/drivers/thermal/qcom/tsens-v1.c
index 10b595d4f619..04af13085eb5 100644
--- a/drivers/thermal/qcom/tsens-v1.c
+++ b/drivers/thermal/qcom/tsens-v1.c
@@ -18,6 +18,68 @@ 
 #define TM_Sn_STATUS_OFF			0x0044
 #define TM_TRDY_OFF				0x0084
 
+/* eeprom layout data for msm8956/76 (v1) */
+#define MSM8976_BASE0_MASK	0xff
+#define MSM8976_BASE1_MASK	0xff
+#define MSM8976_BASE1_SHIFT	8
+
+#define MSM8976_S0_P1_MASK	0x3f00
+#define MSM8976_S1_P1_MASK	0x3f00000
+#define MSM8976_S2_P1_MASK	0x3f
+#define MSM8976_S3_P1_MASK	0x3f000
+#define MSM8976_S4_P1_MASK	0x3f00
+#define MSM8976_S5_P1_MASK	0x3f00000
+#define MSM8976_S6_P1_MASK	0x3f
+#define MSM8976_S7_P1_MASK	0x3f000
+#define MSM8976_S8_P1_MASK	0x1f8
+#define MSM8976_S9_P1_MASK	0x1f8000
+#define MSM8976_S10_P1_MASK	0xf8000000
+#define MSM8976_S10_P1_MASK_1	0x1
+
+#define MSM8976_S0_P2_MASK	0xfc000
+#define MSM8976_S1_P2_MASK	0xfc000000
+#define MSM8976_S2_P2_MASK	0xfc0
+#define MSM8976_S3_P2_MASK	0xfc0000
+#define MSM8976_S4_P2_MASK	0xfc000
+#define MSM8976_S5_P2_MASK	0xfc000000
+#define MSM8976_S6_P2_MASK	0xfc0
+#define MSM8976_S7_P2_MASK	0xfc0000
+#define MSM8976_S8_P2_MASK	0x7e00
+#define MSM8976_S9_P2_MASK	0x7e00000
+#define MSM8976_S10_P2_MASK	0x7e
+
+#define MSM8976_S0_P1_SHIFT	8
+#define MSM8976_S1_P1_SHIFT	20
+#define MSM8976_S2_P1_SHIFT	0
+#define MSM8976_S3_P1_SHIFT	12
+#define MSM8976_S4_P1_SHIFT	8
+#define MSM8976_S5_P1_SHIFT	20
+#define MSM8976_S6_P1_SHIFT	0
+#define MSM8976_S7_P1_SHIFT	12
+#define MSM8976_S8_P1_SHIFT	3
+#define MSM8976_S9_P1_SHIFT	15
+#define MSM8976_S10_P1_SHIFT	27
+#define MSM8976_S10_P1_SHIFT_1	0
+
+#define MSM8976_S0_P2_SHIFT	14
+#define MSM8976_S1_P2_SHIFT	26
+#define MSM8976_S2_P2_SHIFT	6
+#define MSM8976_S3_P2_SHIFT	18
+#define MSM8976_S4_P2_SHIFT	14
+#define MSM8976_S5_P2_SHIFT	26
+#define MSM8976_S6_P2_SHIFT	6
+#define MSM8976_S7_P2_SHIFT	18
+#define MSM8976_S8_P2_SHIFT	9
+#define MSM8976_S9_P2_SHIFT	21
+#define MSM8976_S10_P2_SHIFT	1
+
+#define MSM8976_CAL_SEL_MASK	0x3
+
+#define MSM8976_CAL_DEGC_PT1	30
+#define MSM8976_CAL_DEGC_PT2	120
+#define MSM8976_SLOPE_FACTOR	1000
+#define MSM8976_SLOPE_DEFAULT	3200
+
 /* eeprom layout data for qcs404/405 (v1) */
 #define BASE0_MASK	0x000007f8
 #define BASE1_MASK	0x0007f800
@@ -77,6 +139,30 @@ 
 #define CAL_SEL_MASK	7
 #define CAL_SEL_SHIFT	0
 
+static void compute_intercept_slope_8976(struct tsens_priv *priv,
+			      u32 *p1, u32 *p2, u32 mode)
+{
+	int i;
+
+	priv->sensor[0].slope = 3313;
+	priv->sensor[1].slope = 3275;
+	priv->sensor[2].slope = 3320;
+	priv->sensor[3].slope = 3246;
+	priv->sensor[4].slope = 3279;
+	priv->sensor[5].slope = 3257;
+	priv->sensor[6].slope = 3234;
+	priv->sensor[7].slope = 3269;
+	priv->sensor[8].slope = 3255;
+	priv->sensor[9].slope = 3239;
+	priv->sensor[10].slope = 3286;
+
+	for (i = 0; i < priv->num_sensors; i++) {
+		priv->sensor[i].offset = (p1[i] * MSM8976_SLOPE_FACTOR) -
+				(MSM8976_CAL_DEGC_PT1 *
+				priv->sensor[i].slope);
+	}
+}
+
 static int calibrate_v1(struct tsens_priv *priv)
 {
 	u32 base0 = 0, base1 = 0;
@@ -142,7 +228,71 @@  static int calibrate_v1(struct tsens_priv *priv)
 	return 0;
 }
 
-/* v1.x: qcs404,405 */
+static int calibrate_8976(struct tsens_priv *priv)
+{
+	int base0 = 0, base1 = 0, i;
+	u32 p1[11], p2[11];
+	int mode = 0, tmp = 0;
+	u32 *qfprom_cdata;
+
+	qfprom_cdata = (u32 *)qfprom_read(priv->dev, "calib");
+	if (IS_ERR(qfprom_cdata))
+		return PTR_ERR(qfprom_cdata);
+
+	mode = (qfprom_cdata[4] & MSM8976_CAL_SEL_MASK);
+	dev_dbg(priv->dev, "calibration mode is %d\n", mode);
+
+	switch (mode) {
+	case TWO_PT_CALIB:
+		base1 = (qfprom_cdata[2] & MSM8976_BASE1_MASK) >> MSM8976_BASE1_SHIFT;
+		p2[0] = (qfprom_cdata[0] & MSM8976_S0_P2_MASK) >> MSM8976_S0_P2_SHIFT;
+		p2[1] = (qfprom_cdata[0] & MSM8976_S1_P2_MASK) >> MSM8976_S1_P2_SHIFT;
+		p2[2] = (qfprom_cdata[1] & MSM8976_S2_P2_MASK) >> MSM8976_S2_P2_SHIFT;
+		p2[3] = (qfprom_cdata[1] & MSM8976_S3_P2_MASK) >> MSM8976_S3_P2_SHIFT;
+		p2[4] = (qfprom_cdata[2] & MSM8976_S4_P2_MASK) >> MSM8976_S4_P2_SHIFT;
+		p2[5] = (qfprom_cdata[2] & MSM8976_S5_P2_MASK) >> MSM8976_S5_P2_SHIFT;
+		p2[6] = (qfprom_cdata[3] & MSM8976_S6_P2_MASK) >> MSM8976_S6_P2_SHIFT;
+		p2[7] = (qfprom_cdata[3] & MSM8976_S7_P2_MASK) >> MSM8976_S7_P2_SHIFT;
+		p2[8] = (qfprom_cdata[4] & MSM8976_S8_P2_MASK) >> MSM8976_S8_P2_SHIFT;
+		p2[9] = (qfprom_cdata[4] & MSM8976_S9_P2_MASK) >> MSM8976_S9_P2_SHIFT;
+		p2[10] = (qfprom_cdata[5] & MSM8976_S10_P2_MASK) >> MSM8976_S10_P2_SHIFT;
+
+		for (i = 0; i < priv->num_sensors; i++)
+			p2[i] = ((base1 + p2[i]) << 2);
+		/* Fall through */
+	case ONE_PT_CALIB2:
+		base0 = qfprom_cdata[0] & MSM8976_BASE0_MASK;
+		p1[0] = (qfprom_cdata[0] & MSM8976_S0_P1_MASK) >> MSM8976_S0_P1_SHIFT;
+		p1[1] = (qfprom_cdata[0] & MSM8976_S1_P1_MASK) >> MSM8976_S1_P1_SHIFT;
+		p1[2] = (qfprom_cdata[1] & MSM8976_S2_P1_MASK) >> MSM8976_S2_P1_SHIFT;
+		p1[3] = (qfprom_cdata[1] & MSM8976_S3_P1_MASK) >> MSM8976_S3_P1_SHIFT;
+		p1[4] = (qfprom_cdata[2] & MSM8976_S4_P1_MASK) >> MSM8976_S4_P1_SHIFT;
+		p1[5] = (qfprom_cdata[2] & MSM8976_S5_P1_MASK) >> MSM8976_S5_P1_SHIFT;
+		p1[6] = (qfprom_cdata[3] & MSM8976_S6_P1_MASK) >> MSM8976_S6_P1_SHIFT;
+		p1[7] = (qfprom_cdata[3] & MSM8976_S7_P1_MASK) >> MSM8976_S7_P1_SHIFT;
+		p1[8] = (qfprom_cdata[4] & MSM8976_S8_P1_MASK) >> MSM8976_S8_P1_SHIFT;
+		p1[9] = (qfprom_cdata[4] & MSM8976_S9_P1_MASK) >> MSM8976_S9_P1_SHIFT;
+		p1[10] = (qfprom_cdata[4] & MSM8976_S10_P1_MASK) >> MSM8976_S10_P1_SHIFT;
+		tmp = (qfprom_cdata[5] & MSM8976_S10_P1_MASK_1) << MSM8976_S10_P1_SHIFT_1;
+		p1[10] |= tmp;
+
+		for (i = 0; i < priv->num_sensors; i++)
+			p1[i] = (((base0) + p1[i]) << 2);
+		break;
+	default:
+		for (i = 0; i < priv->num_sensors; i++) {
+			p1[i] = 500;
+			p2[i] = 780;
+		}
+		break;
+	}
+
+	compute_intercept_slope_8976(priv, p1, p2, mode);
+
+	return 0;
+}
+
+/* v1.x: msm8956,8976,qcs404,405 */
 
 static const struct tsens_features tsens_v1_feat = {
 	.ver_major	= VER_1_X,
@@ -191,3 +341,18 @@  const struct tsens_plat_data data_tsens_v1 = {
 	.feat		= &tsens_v1_feat,
 	.fields	= tsens_v1_regfields,
 };
+
+static const struct tsens_ops ops_8976 = {
+	.init		= init_common,
+	.calibrate	= calibrate_8976,
+	.get_temp	= get_temp_tsens_valid,
+};
+
+/* Valid for both MSM8956 and MSM8976. Sensor ID 3 is unused. */
+const struct tsens_plat_data data_8976 = {
+	.num_sensors	= 11,
+	.ops		= &ops_8976,
+	.hw_ids		= (unsigned int[]){0, 1, 2, 4, 5, 6, 7, 8, 9, 10},
+	.feat		= &tsens_v1_feat,
+	.fields		= tsens_v1_regfields,
+};
diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
index 0627d8615c30..24bb05e0eaf8 100644
--- a/drivers/thermal/qcom/tsens.c
+++ b/drivers/thermal/qcom/tsens.c
@@ -60,6 +60,9 @@  static const struct of_device_id tsens_table[] = {
 	}, {
 		.compatible = "qcom,msm8974-tsens",
 		.data = &data_8974,
+	}, {
+		.compatible = "qcom,msm8976-tsens",
+		.data = &data_8976,
 	}, {
 		.compatible = "qcom,msm8996-tsens",
 		.data = &data_8996,
diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h
index 2fd94997245b..8efec747bfcb 100644
--- a/drivers/thermal/qcom/tsens.h
+++ b/drivers/thermal/qcom/tsens.h
@@ -323,7 +323,7 @@  extern const struct tsens_plat_data data_8960;
 extern const struct tsens_plat_data data_8916, data_8974;
 
 /* TSENS v1 targets */
-extern const struct tsens_plat_data data_tsens_v1;
+extern const struct tsens_plat_data data_tsens_v1, data_8976;
 
 /* TSENS v2 targets */
 extern const struct tsens_plat_data data_8996, data_tsens_v2;