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Hi Simon,
On 16.12.2015 23:29, Simon Glass wrote:
> Hi Mateusz,
>
> On 10 December 2015 at 14:41, Mateusz Kulikowski
> <mateusz.kulikow...@gmail.com> wrote:
[...]
>
>> +
>> +int board_prepare_usb(enum usb_init_type type)
>> +{
>> + int ret = 0, node;
>> +
>> + /* Try to request gpios needed to start usb host on dragonboard */
>> + if (!dm_gpio_is_valid(&hub_reset)) {
>> + node = fdt_subnode_offset(gd->fdt_blob, 0,
>> + "usb_hub_reset_n_pm");
>
> Is this really the standard binding? I would expect a USB node with a
> reset-gpios property.
>
That's a good idea.
[...]
>> +
>> +/* Check for vol- button - if pressed - stop autoboot */
>> +int misc_init_r(void)
>> +{
>> + int node;
>> + struct gpio_desc resin;
>> +
>> + node = fdt_subnode_offset(gd->fdt_blob, 0, "key_vol_down");
>
> Should this be a GPIO key?
Yes, but I couldn't find something like that in U-Boot.. did I missed it?
[...]
>> +
>> +OUTPUT_FORMAT("elf64-littleaarch64", "elf64-littleaarch64",
>> "elf64-littleaarch64")
>> +OUTPUT_ARCH(aarch64)
>> +ENTRY(_fastboot_header)
>
> I wonder if you could use the standard .lds file and amend it to
> support fastboot?
Perhaps it's a good idea to make it generic option (at least for ARMv8 devices).
I'm not sure is it "generic" fastboot header or only works for Little Kernel
on Qualcomm devices though.
@Albert what do you think?
>
>> +SECTIONS
>> +{
>> + . = 0x00000000;
>> +
>> + . = ALIGN(8);
>> + .text :
>> + {
>> + *(.__image_copy_start)
>> + board/qualcomm/dragonboard410c/head.o (.text*)
>> + CPUDIR/start.o (.text*)
>> + *(.text*)
>> + }
>> +
Regards,
Mateusz
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