diff options
Diffstat (limited to 'drivers/thermal/qcom/qcom-spmi-adc-tm5.c')
| -rw-r--r-- | drivers/thermal/qcom/qcom-spmi-adc-tm5.c | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/drivers/thermal/qcom/qcom-spmi-adc-tm5.c b/drivers/thermal/qcom/qcom-spmi-adc-tm5.c index 8494cc04aa21..824671cf494a 100644 --- a/drivers/thermal/qcom/qcom-spmi-adc-tm5.c +++ b/drivers/thermal/qcom/qcom-spmi-adc-tm5.c @@ -82,6 +82,7 @@ struct adc_tm5_data { const u32 full_scale_code_volt; unsigned int *decimation; unsigned int *hw_settle; + bool is_hc; }; enum adc_tm5_cal_method { @@ -146,6 +147,14 @@ static const struct adc_tm5_data adc_tm5_data_pmic = { 64000, 128000 }, }; +static const struct adc_tm5_data adc_tm_hc_data_pmic = { + .full_scale_code_volt = 0x70e4, + .decimation = (unsigned int []) { 256, 512, 1024 }, + .hw_settle = (unsigned int []) { 0, 100, 200, 300, 400, 500, 600, 700, + 1000, 2000, 4000, 6000, 8000, 10000 }, + .is_hc = true, +}; + static int adc_tm5_read(struct adc_tm5_chip *adc_tm, u16 offset, u8 *data, int len) { return regmap_bulk_read(adc_tm->regmap, adc_tm->base + offset, data, len); @@ -375,6 +384,29 @@ static int adc_tm5_register_tzd(struct adc_tm5_chip *adc_tm) return 0; } +static int adc_tm_hc_init(struct adc_tm5_chip *chip) +{ + unsigned int i; + u8 buf[2]; + int ret; + + for (i = 0; i < chip->nchannels; i++) { + if (chip->channels[i].channel >= ADC_TM5_NUM_CHANNELS) { + dev_err(chip->dev, "Invalid channel %d\n", chip->channels[i].channel); + return -EINVAL; + } + } + + buf[0] = chip->decimation; + buf[1] = chip->avg_samples | ADC_TM5_FAST_AVG_EN; + + ret = adc_tm5_write(chip, ADC_TM5_ADC_DIG_PARAM, buf, sizeof(buf)); + if (ret) + dev_err(chip->dev, "block write failed: %d\n", ret); + + return ret; +} + static int adc_tm5_init(struct adc_tm5_chip *chip) { u8 buf[4], channels_available; @@ -591,7 +623,10 @@ static int adc_tm5_probe(struct platform_device *pdev) return ret; } - ret = adc_tm5_init(adc_tm); + if (adc_tm->data->is_hc) + ret = adc_tm_hc_init(adc_tm); + else + ret = adc_tm5_init(adc_tm); if (ret) { dev_err(dev, "adc-tm init failed\n"); return ret; @@ -612,6 +647,10 @@ static const struct of_device_id adc_tm5_match_table[] = { .compatible = "qcom,spmi-adc-tm5", .data = &adc_tm5_data_pmic, }, + { + .compatible = "qcom,spmi-adc-tm-hc", + .data = &adc_tm_hc_data_pmic, + }, { } }; MODULE_DEVICE_TABLE(of, adc_tm5_match_table); |