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Driver specifications and features
x-boot supports many device drivers for devicesincorporates a range of device drivers, each offering specific features to facilitate various operations. The following table shows outlines the detail detailed specifications or and features of these drivers.
DriversFeatures | Specification and features |
8-bit NAND | Support Supports loading U-Boot image from 8-bit NAND flash. First Requires the first block of 8-bit NAND flash should to contain the Sunplus Boot Profile Header. Support Supports reading 1K60 ECC sectors. U-Boot image should be stored in 1K60 sectors.
ADC
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eMMC | Support Supports loading U-Boot image from the eMMC device. U-Boot image should be stored at in the User Data Area. Requires eMMC should to contain the GUID Partition Table (GPT).
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I2C driver | Support Supports I2C master mode. Support Supports 100kHz and 400kHz speeds.
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NVMEN (OTP) | Support Supports read and write OTP.
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SD card | Support Supports loading U-Boot image from an SD card. U-Boot image should be stored at the root directory of the first partition of the SD card. File-name of the U-Boot image should be u“u-boot.img.” First Requires the first partition of the SD card should to be in FAT32 or FAT16 format.
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SPI-NAND | Support Supports loading U-Boot image from SPI-NAND flash. First Requires the first block of SPI-NAND flash should to contain the Sunplus Boot Profile Header. Support Supports reading 1K60 ECC sectors. U-Boot image should be stored in 1K60 ECC sectors. Support Supports SPI-NAND flash mounted in X1 or X2 position.
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USB2.0 Host | Support Supports loading U-Boot image from an a USB flash drive in the USB2.0 port. U-Boot image should be stored at the root directory of the first partition of the USB flash drive. File-name of the U-Boot image should be u“u-boot.img.” First Requires the first partition of the USB flash drive should to be in FAT32 or FAT16 format. Support Supports high-speed read operation only
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USB3.0 Host | Support Supports loading U-Boot image from an a USB flash drive in the USB3.0 port. U-Boot image should be stored at the root directory of the first partition of the USB flash drive. File-name of the U-Boot image should be u“u-boot.img.” First Requires the first partition of the USB flash drive should to be in FAT32 or FAT16 format. Support Supports high-speed read operation only
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