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+0200 Message-ID: <12302039.O9o76ZdvQC@radijator> In-Reply-To: References: <20230926-pxa-gpio-v2-0-984464d165dd@skole.hr> <20230926-pxa-gpio-v2-5-984464d165dd@skole.hr> MIME-Version: 1.0 Autocrypt: addr=duje.mihanovic@skole.hr; keydata= mQINBGBhuA8BEACtpIbYNfUtQkpVqgHMPlcQR/vZhB7VUh5S32uSyerG28gUxFs2be//GOhSHv+ DilYp3N3pnTdu1NPGD/D1bzxpSuCz6lylansMzpP21Idn3ydqFydDTduQlvY6nqR2p5hndQg6II pmVvNZXLyP2B3EE1ypdLIm6dJJIZzLm6uJywAePCyncRDJY0J7mn7q8Nwzd6LG74D8+6+fKptFS QYI8Ira7rLtGZHsbfO9MLQI/dSL6xe8ZTnEMjQMAmFvsd2M2rAm8YIV57h/B8oP5V0U4/CkHVho m+a2p0nGRmyDeluQ3rQmX1/m6M5W0yBnEcz5yWgVV63zoZp9EJu3NcZWs22LD6SQjTV1X8Eo999 LtviIj2rIeCliozdsHwv3lN0BzTg9ST9klnDgY0eYeSY1lstwCXrApZCSBKnz98nX9CuuZeGx0b PHelxzHW/+VtWu1IH5679wcZ7J/kQYUxhhk+cIpadRiRaXgZffxd3Fkv4sJ8gP0mTU8g6UEresg lm9kZKYIeKpaKreM7f/WadUbtpkxby8Tl1qp24jS1XcFTdnjTo3YB2i2Rm9mAL2Bun9rNSwvDjE fjMt5D5I+CIpIshaQwAXwRTBJHHAfeEt62C1FQRQEMAksp4Kk1s2UpZkekZzNn48BnwWq75+kEj tuOtJIQGWTEHBgMG9dBO6OwARAQABtClEdWplIE1paGFub3ZpxIcgPGR1amUubWloYW5vdmljQH 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milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Wed, 27 Sep 2023 05:54:49 -0700 (PDT) On Tuesday, September 26, 2023 6:19:23 PM CEST Andy Shevchenko wrote: > On Tue, Sep 26, 2023 at 05:46:26PM +0200, Duje Mihanović wrote: > > gpiod_add_lookup_table(&spitz_ads7846_gpio_table); > > gpiod_add_lookup_table(&spitz_spi_gpio_table); > > > > + hsync = gpiod_get(NULL, "hsync", GPIOD_IN); > > + if (IS_ERR(hsync)) { > > + pr_err("Failed to get hsync GPIO: %ld\n", PTR_ERR(hsync)); > > + return; > > + } > > > > pxa2xx_set_spi_info(2, &spitz_spi_info); > > spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices)); > > Yeah, but the question is, if GPIO request fails, can we instantiate at least one device and move on? I see. If the touchscreen is the first out of 3 devices in that array, would something like this do: spi_register_board_info(ARRAY_AND_SIZE(&spitz_spi_devices[1])); Regards, Duje