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Tue, 01 Jul 2025 04:49:50 -0700 (PDT) From: Bartosz Golaszewski Date: Tue, 01 Jul 2025 13:49:38 +0200 Subject: [PATCH RFT v2 4/6] ARM: omap1: ams-delta: use generic device properties for gpio-mmio Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250701-gpio-mmio-pdata-v2-4-ebf34d273497@linaro.org> References: <20250701-gpio-mmio-pdata-v2-0-ebf34d273497@linaro.org> In-Reply-To: <20250701-gpio-mmio-pdata-v2-0-ebf34d273497@linaro.org> To: Linus Walleij , Bartosz Golaszewski , Lee Jones , Liviu Dudau , Sudeep Holla , Lorenzo Pieralisi , Aaro Koskinen , Janusz Krzysztofik , Tony Lindgren , Russell King , Krzysztof Kozlowski , Alim Akhtar Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, patches@opensource.cirrus.com, linux-samsung-soc@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; 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a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski The two latch GPIO devices in ams-delta are registered with struct bgpio_pdata passed as platform_data to the gpio-mmio driver. We want to remove the bgpio_pdata from the kernel and the gpio-mmio driver is now also able to get the relevant values from the software node. Set up device properties and switch to using platform_device_info to register the devices as platform_add_devices() doesn't allow us to pass device properties to the driver model. Reviewed-by: Linus Walleij Signed-off-by: Bartosz Golaszewski Acked-by: Janusz Krzysztofik --- arch/arm/mach-omap1/board-ams-delta.c | 42 +++++++++++++++++--------------= ---- 1 file changed, 20 insertions(+), 22 deletions(-) diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/bo= ard-ams-delta.c index 0daf6c5b5c1cbcfd5bd15203cad119d39aa95f19..16392720296cd224732450c8541= 9c35bbab506f6 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -175,20 +176,18 @@ static struct resource latch1_resources[] =3D { =20 #define LATCH1_LABEL "latch1" =20 -static struct bgpio_pdata latch1_pdata =3D { - .label =3D LATCH1_LABEL, - .base =3D -1, - .ngpio =3D LATCH1_NGPIO, +static const struct property_entry latch1_gpio_props[] =3D { + PROPERTY_ENTRY_STRING("label", LATCH1_LABEL), + PROPERTY_ENTRY_U32("ngpios", LATCH1_NGPIO), + { } }; =20 -static struct platform_device latch1_gpio_device =3D { +static const struct platform_device_info latch1_gpio_devinfo =3D { .name =3D "basic-mmio-gpio", .id =3D 0, - .resource =3D latch1_resources, - .num_resources =3D ARRAY_SIZE(latch1_resources), - .dev =3D { - .platform_data =3D &latch1_pdata, - }, + .res =3D latch1_resources, + .num_res =3D ARRAY_SIZE(latch1_resources), + .properties =3D latch1_gpio_props, }; =20 #define LATCH1_PIN_LED_CAMERA 0 @@ -213,20 +212,18 @@ static struct resource latch2_resources[] =3D { =20 #define LATCH2_LABEL "latch2" =20 -static struct bgpio_pdata latch2_pdata =3D { - .label =3D LATCH2_LABEL, - .base =3D -1, - .ngpio =3D LATCH2_NGPIO, +static const struct property_entry latch2_gpio_props[] =3D { + PROPERTY_ENTRY_STRING("label", LATCH2_LABEL), + PROPERTY_ENTRY_U32("ngpios", LATCH2_NGPIO), + { } }; =20 -static struct platform_device latch2_gpio_device =3D { +static struct platform_device_info latch2_gpio_devinfo =3D { .name =3D "basic-mmio-gpio", .id =3D 1, - .resource =3D latch2_resources, - .num_resources =3D ARRAY_SIZE(latch2_resources), - .dev =3D { - .platform_data =3D &latch2_pdata, - }, + .res =3D latch2_resources, + .num_res =3D ARRAY_SIZE(latch2_resources), + .properties =3D latch2_gpio_props, }; =20 #define LATCH2_PIN_LCD_VBLEN 0 @@ -542,8 +539,6 @@ static struct gpiod_lookup_table keybrd_pwr_gpio_table = =3D { }; =20 static struct platform_device *ams_delta_devices[] __initdata =3D { - &latch1_gpio_device, - &latch2_gpio_device, &ams_delta_kp_device, &ams_delta_audio_device, &ams_delta_serio_device, @@ -697,6 +692,9 @@ static void __init ams_delta_init(void) omap1_usb_init(&ams_delta_usb_config); platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices)); =20 + platform_device_register_full(&latch1_gpio_devinfo); + platform_device_register_full(&latch2_gpio_devinfo); + /* * As soon as regulator consumers have been registered, assign their * dev_names to consumer supply entries of respective regulators. --=20 2.48.1