Messages in this thread |  | | Subject | Re: [PATCH v9 13/55] Input: atmel_mxt_ts - add regulator control support | From | "Wang, Jiada" <> | Date | Fri, 27 Mar 2020 20:09:13 +0900 |
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Hi Dmitry
On 2020/03/26 4:05, Dmitry Osipenko wrote: > 25.03.2020 16:32, Jiada Wang пишет: >> From: Nick Dyer <nick.dyer@itdev.co.uk> >> >> Allow the driver to optionally manage enabling/disable power to the touch >> controller itself. If the regulators are not present then use the deep >> sleep power mode instead. >> >> For a correct power on sequence, it is required that we have control over >> the RESET line. > > ... >> + data->reg_vdd = devm_regulator_get(dev, "vdd"); >> + if (IS_ERR(data->reg_vdd)) { >> + error = PTR_ERR(data->reg_vdd); >> + dev_err(dev, "Error %d getting vdd regulator\n", error); >> + goto fail; >> + } >> + >> + data->reg_avdd = devm_regulator_get(dev, "avdd"); >> + if (IS_ERR(data->reg_avdd)) { >> + error = PTR_ERR(data->reg_avdd); >> + dev_err(dev, "Error %d getting avdd regulator\n", error); >> + goto fail_release; >> + } > > Hello Jiada, > > The new regulator properties should be documented in the device-tree > binding. > I will document new regulator properties in a separate commit in v10 patch-set
Thanks, Jiada
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