Linux内核集成了spidev驱动,提供了SPI设备的用户空间API,支持用于半双工通信的read()和write()访问接口以及用于全双工通信和I/O配置的ioctl()接口;使用时,只需将SPI从设备的compatible属性值添加到spidev驱动的spidev_dt_ids[]数组中,即可将该SPI从设备创建为spidev设备。同时,Linux内核也集成了SPI测试工具spidev_...
给出的理由是: spidev should never be referenced in DT without a specificcompatible string, it is a Linux implementation thing rather than a description of the hardware 3.修改spidev驱动,增加compatible //driver/spi/spidev.cstaticconststructof_device_id spidev_dt_ids[] = { { .compatible ="ro...
The correct way is to add a compatible string to spidev_dt_ids after drivers/spi/spidev.c:709, but you'll have to find out which string to use instead of "spidev". This is usually in the format "brand,product". Then use this string as compatible string in your device tree and ...
[ins] /* static const struct of_device_id spidev_dt_ids[] = { { .compatible = "rohm,dh2228fv" }, { .compatible = "lineartechnology,ltc2488" }, { .compatible = "sitronix,st77916" }, {}, }; */ [/ins] //compatible = "lineartechnology,ltc2488"; reg = <0>; status = "...
static const struct of_device_id spidev_dt_ids[] = { { .compatible = "rohm,dh2228fv" }, { .compatible = "lineartechnology,ltc2488" }, { .compatible = "ge,achc" }, { .compatible = "semtech,sx1301" }, { .compatible = "lwn,bk4" }, { .compatible = "...
Personal Portfolio. Original coded using Nuxt 3 but I did not like how everything turned out so it is recoded using SvelteKit. The Nuxt 3 version is still available. - spimy.dev/yarn.lock at 42ad81801b60adabc9583dd9e97b4a1067ad9ad7 · Spimy/spimy.dev
在drivers/spi/spi-imx.c的static const struct of_device_id spi_imx_dt_ids[];中仿照 { .compatible = "fsl,imx6ul-ecspi", .data = &imx6ul_ecspi_devtype_data, } 添加支持新的设备: { .compatible = "fsl,imx6q-ecspi", .data = &imx6q_ecspi_devtype_data, } ...
Linux内核集成了spidev驱动,提供了SPI设备的用户空间API,支持用于半双工通信的read()和write()访问接口以及用于全双工通信和I/O配置的ioctl()接口;使用时,只需将SPI从设备的compatible属性值添加到spidev驱动的spidev_dt_ids[]数组中,即可将该SPI从设备创建为spidev设备。同时,Linux内核也集成了SPI测试工具spidev_...