Re: [U-Boot] [PATCH v2 3/3] common: Generic loader for file system

On 05/24/2018 07:04 AM, tien.fong.chee@intel.com wrote:

From: Tien Fong Chee tien.fong.chee@intel.com

This is file system generic loader which can be used to load the file image from the storage into target such as memory. The consumer driver would then use this loader to program whatever, ie. the FPGA device.

Signed-off-by: Tien Fong Chee tien.fong.chee@intel.com

[...]

+static int fs_loader_probe(struct udevice *dev) +{

• return 0;

+};

+static const struct udevice_id fs_loader_ids[] = {

• { .compatible = "fs_loader"},

Why exactly is there a DT compatible for a firmware loader?

• { }

+};

+U_BOOT_DRIVER(fs_loader) = {

• .name = "fs_loader",
• .id = UCLASS_FS_FIRMWARE_LOADER,
• .of_match = fs_loader_ids,
• .probe = fs_loader_probe,
• .ofdata_to_platdata = fs_loader_ofdata_to_platdata,
• .platdata_auto_alloc_size = sizeof(struct device_platdata),

+};

+UCLASS_DRIVER(fs_loader) = {

• .id = UCLASS_FS_FIRMWARE_LOADER,
• .name = "fs_loader",

+};

[...]