diff options
| author | Stephan Gerhold <stephan.gerhold@kernkonzept.com> | 2023-06-07 12:47:49 +0200 |
|---|---|---|
| committer | Daniel Lezcano <daniel.lezcano@linaro.org> | 2023-06-26 12:03:13 +0200 |
| commit | 4af164c1c11895adcf0181a6c627fbcacf439107 (patch) | |
| tree | b46d0dcd01b0e297c463aca8ff1f1408756cc865 /drivers/thermal/qcom/tsens-v0_1.c | |
| parent | ba3bcfebea97311a0f1f9167f584c0df32409d90 (diff) | |
thermal/drivers/qcom/tsens-v0_1: Add MSM8909 data
The MSM8909 SoC has 5 thermal sensors in a TSENS v0.1 block. Like
MDM9607 it uses a non-standard default slope value of 3000 [1] and needs
per-sensor "correction factors" to workaround issues with the factory
calibration [2].
[1]: https://git.codelinaro.org/clo/la/kernel/msm-3.18/-/blob/LA.UM.7.7.c26-09100-8x09.0/arch/arm/boot/dts/qcom/msm8909.dtsi#L476
[2]: https://git.codelinaro.org/clo/la/kernel/msm-3.18/-/commit/6df022c6d0c2c1b4a5a6c2124dba4d57910c0911
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Stephan Gerhold <stephan.gerhold@kernkonzept.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20230508-msm8909-tsens-v5-6-5eb632235ba7@kernkonzept.com
Diffstat (limited to 'drivers/thermal/qcom/tsens-v0_1.c')
| -rw-r--r-- | drivers/thermal/qcom/tsens-v0_1.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/drivers/thermal/qcom/tsens-v0_1.c b/drivers/thermal/qcom/tsens-v0_1.c index 4a55a8ea0043..a941b4241b0a 100644 --- a/drivers/thermal/qcom/tsens-v0_1.c +++ b/drivers/thermal/qcom/tsens-v0_1.c @@ -219,6 +219,27 @@ static int __init init_8226(struct tsens_priv *priv) return init_common(priv); } +static int __init init_8909(struct tsens_priv *priv) +{ + int i; + + for (i = 0; i < priv->num_sensors; ++i) + priv->sensor[i].slope = 3000; + + priv->sensor[0].p1_calib_offset = 0; + priv->sensor[0].p2_calib_offset = 0; + priv->sensor[1].p1_calib_offset = -10; + priv->sensor[1].p2_calib_offset = -6; + priv->sensor[2].p1_calib_offset = 0; + priv->sensor[2].p2_calib_offset = 0; + priv->sensor[3].p1_calib_offset = -9; + priv->sensor[3].p2_calib_offset = -9; + priv->sensor[4].p1_calib_offset = -8; + priv->sensor[4].p2_calib_offset = -10; + + return init_common(priv); +} + static int __init init_8939(struct tsens_priv *priv) { priv->sensor[0].slope = 2911; priv->sensor[1].slope = 2789; @@ -255,7 +276,7 @@ static int __init init_9607(struct tsens_priv *priv) return init_common(priv); } -/* v0.1: 8226, 8916, 8939, 8974, 9607 */ +/* v0.1: 8226, 8909, 8916, 8939, 8974, 9607 */ static struct tsens_features tsens_v0_1_feat = { .ver_major = VER_0_1, @@ -323,6 +344,19 @@ struct tsens_plat_data data_8226 = { .fields = tsens_v0_1_regfields, }; +static const struct tsens_ops ops_8909 = { + .init = init_8909, + .calibrate = tsens_calibrate_common, + .get_temp = get_temp_common, +}; + +struct tsens_plat_data data_8909 = { + .num_sensors = 5, + .ops = &ops_8909, + .feat = &tsens_v0_1_feat, + .fields = tsens_v0_1_regfields, +}; + static const struct tsens_ops ops_8916 = { .init = init_common, .calibrate = calibrate_8916, |