Re: [alsa-devel] [PATCH v3] ASoC: tas2552: Support TI TAS2552 Amplifier
On 07/02/2014 05:02 PM, Dan Murphy wrote: > On 07/02/2014 08:47 AM, Daniel Mack wrote: >> Hi Dan, >> >> On 07/02/2014 03:30 PM, Dan Murphy wrote: >>> + if (np) { >>> + data->power_gpio = of_get_named_gpio(np, "enable-gpio", 0); >>> + } else if (pdata) { >>> + data->power_gpio = pdata->enable_gpio; >>> + } else { >>> + dev_err(dev, "Platform or dev tree data not set\n"); >>> + return -ENODEV; >>> + } >> New code for GPIO handling should use the new gpiod interface. >> See include/linux/gpio/consumer.h, or the sta350 codec driver. > > OK good catch. I will look into it. > > Does the gpiod interface handle both pdata as well as dt? Yes, please refer to Documentation/gpio/board.txt. >> For that to work, you also need to rename the property to >> 'enable-gpios', even though there's only one. > > I am looking for that restriction in the code. But don't see it. > Will dig some more here. Ah, dd34c37aa3 ("gpio: of: Allow -gpio suffix for property names") changed that, so both variants are now supported. Daniel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [alsa-devel] [PATCH v3] ASoC: tas2552: Support TI TAS2552 Amplifier
Daniel Thanks for the review On 07/02/2014 08:47 AM, Daniel Mack wrote: > Hi Dan, > > On 07/02/2014 03:30 PM, Dan Murphy wrote: >> +if (np) { >> +data->power_gpio = of_get_named_gpio(np, "enable-gpio", 0); >> +} else if (pdata) { >> +data->power_gpio = pdata->enable_gpio; >> +} else { >> +dev_err(dev, "Platform or dev tree data not set\n"); >> +return -ENODEV; >> +} > New code for GPIO handling should use the new gpiod interface. > See include/linux/gpio/consumer.h, or the sta350 codec driver. OK good catch. I will look into it. Does the gpiod interface handle both pdata as well as dt? > For that to work, you also need to rename the property to > 'enable-gpios', even though there's only one. I am looking for that restriction in the code. But don't see it. Will dig some more here. > > > Daniel > -- -- Dan Murphy -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [alsa-devel] [PATCH v3] ASoC: tas2552: Support TI TAS2552 Amplifier
Hi Dan, On 07/02/2014 03:30 PM, Dan Murphy wrote: > + if (np) { > + data->power_gpio = of_get_named_gpio(np, "enable-gpio", 0); > + } else if (pdata) { > + data->power_gpio = pdata->enable_gpio; > + } else { > + dev_err(dev, "Platform or dev tree data not set\n"); > + return -ENODEV; > + } New code for GPIO handling should use the new gpiod interface. See include/linux/gpio/consumer.h, or the sta350 codec driver. For that to work, you also need to rename the property to 'enable-gpios', even though there's only one. Daniel -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [alsa-devel] [PATCH v3] ASoC: tas2552: Support TI TAS2552 Amplifier
Hi Dan, On 07/02/2014 03:30 PM, Dan Murphy wrote: + if (np) { + data-power_gpio = of_get_named_gpio(np, enable-gpio, 0); + } else if (pdata) { + data-power_gpio = pdata-enable_gpio; + } else { + dev_err(dev, Platform or dev tree data not set\n); + return -ENODEV; + } New code for GPIO handling should use the new gpiod interface. See include/linux/gpio/consumer.h, or the sta350 codec driver. For that to work, you also need to rename the property to 'enable-gpios', even though there's only one. Daniel -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [alsa-devel] [PATCH v3] ASoC: tas2552: Support TI TAS2552 Amplifier
Daniel Thanks for the review On 07/02/2014 08:47 AM, Daniel Mack wrote: Hi Dan, On 07/02/2014 03:30 PM, Dan Murphy wrote: +if (np) { +data-power_gpio = of_get_named_gpio(np, enable-gpio, 0); +} else if (pdata) { +data-power_gpio = pdata-enable_gpio; +} else { +dev_err(dev, Platform or dev tree data not set\n); +return -ENODEV; +} New code for GPIO handling should use the new gpiod interface. See include/linux/gpio/consumer.h, or the sta350 codec driver. OK good catch. I will look into it. Does the gpiod interface handle both pdata as well as dt? For that to work, you also need to rename the property to 'enable-gpios', even though there's only one. I am looking for that restriction in the code. But don't see it. Will dig some more here. Daniel -- -- Dan Murphy -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [alsa-devel] [PATCH v3] ASoC: tas2552: Support TI TAS2552 Amplifier
On 07/02/2014 05:02 PM, Dan Murphy wrote: On 07/02/2014 08:47 AM, Daniel Mack wrote: Hi Dan, On 07/02/2014 03:30 PM, Dan Murphy wrote: + if (np) { + data-power_gpio = of_get_named_gpio(np, enable-gpio, 0); + } else if (pdata) { + data-power_gpio = pdata-enable_gpio; + } else { + dev_err(dev, Platform or dev tree data not set\n); + return -ENODEV; + } New code for GPIO handling should use the new gpiod interface. See include/linux/gpio/consumer.h, or the sta350 codec driver. OK good catch. I will look into it. Does the gpiod interface handle both pdata as well as dt? Yes, please refer to Documentation/gpio/board.txt. For that to work, you also need to rename the property to 'enable-gpios', even though there's only one. I am looking for that restriction in the code. But don't see it. Will dig some more here. Ah, dd34c37aa3 (gpio: of: Allow -gpio suffix for property names) changed that, so both variants are now supported. Daniel -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/