Messages in this thread | | | From | Andy Shevchenko <> | Date | Fri, 19 Aug 2022 12:42:00 +0300 | Subject | Re: [PATCH v4 1/2] iio: pressure: dps310: Refactor startup procedure |
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On Mon, Aug 15, 2022 at 4:42 PM Eddie James <eajames@linux.ibm.com> wrote: > On 8/12/22 17:03, Andy Shevchenko wrote: > > On Wed, Aug 10, 2022 at 12:12 AM Eddie James <eajames@linux.ibm.com> wrote:
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> >> + rc = regmap_write(data->regmap, 0x0e, 0xA5); > >> + if (rc) > >> + return rc; > >> + > >> + rc = regmap_write(data->regmap, 0x0f, 0x96); > >> + if (rc) > >> + return rc; > > This code already exists, but still want to ask, is it really > > byte-registers here and not be16/le16 one? In such a case perhaps bulk > > write can be used to reflect it better? > > The temperature and pressure regs are 24 bits big endian, and all the > rest are 8 bits. I think the existing approach is best.
It doesn't look like you got what I was meaning... Or I misunderstood what you said.
The code above writes two byte values to two sequential registers which make me think that they are 16-bit registers at offset 0x0e.
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> >> + rc = regmap_write(data->regmap, 0x0e, 0x00); > >> + if (rc) > >> + return rc; > >> + > >> + return regmap_write(data->regmap, 0x0f, 0x00);
Ditto.
-- With Best Regards, Andy Shevchenko
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