[PATCH v2 4/6] board: starfive: support Milk-V Mars board

[Leo Liang]

Hi Heinrich,

On Thu, Mar 21, 2024 at 07:11:47PM +0100, Heinrich Schuchardt wrote:
> The differences between the Milk-V Mars board and the VisionFive 2 board
> are small enough that we can support both using the same U-Boot build.
> 
> * The model and compatible property are taken from proposed Linux patches.
> * The EEPROM is atmel,24c02 according to the vendor U-Boot.
> * The second Ethernet port is not available.
> 
> Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt at canonical.com>
> ---
> v2:
> 	do not overwrite /soc/i2c at 12050000/eeprom at 50/compatible
> 	
> ---
>  board/starfive/visionfive2/spl.c | 99 ++++++++++++++++++++++++++++----
>  1 file changed, 87 insertions(+), 12 deletions(-)
> 
> diff --git a/board/starfive/visionfive2/spl.c b/board/starfive/visionfive2/spl.c
> index 1b49945d11b..e0e33cb37ba 100644
> --- a/board/starfive/visionfive2/spl.c
> +++ b/board/starfive/visionfive2/spl.c
> @@ -67,6 +87,49 @@ static const struct starfive_vf2_pro starfive_verb[] = {
>  		"tx-internal-delay-ps", "0"},
>  };
>  
> +void spl_fdt_fixup_mars(void *fdt)
> +{
> +	static const char compat[] = "milkv,mars\0starfive,jh7110";
> +	u32 phandle;
> +	u8 i;
> +	int offset;
> +	int ret;
> +
> +	fdt_setprop(fdt, fdt_path_offset(fdt, "/"), "compatible", compat, sizeof(compat));
> +	fdt_setprop_string(fdt, fdt_path_offset(fdt, "/"), "model",
> +			   "Milk-V Mars");
> +
> +	/* gmac0 */
> +	offset = fdt_path_offset(fdt, "/soc/clock-controller at 17000000");
> +	phandle = fdt_get_phandle(fdt, offset);
> +	offset = fdt_path_offset(fdt, "/soc/ethernet at 16030000");
> +
> +	fdt_setprop_u32(fdt, offset, "assigned-clocks", phandle);
> +	fdt_appendprop_u32(fdt, offset, "assigned-clocks", JH7110_AONCLK_GMAC0_TX);
> +	fdt_setprop_u32(fdt, offset,  "assigned-clock-parents", phandle);
> +	fdt_appendprop_u32(fdt, offset,  "assigned-clock-parents",
> +			   JH7110_AONCLK_GMAC0_RMII_RTX);
> +
> +	/* gmac1 */
> +	fdt_setprop_string(fdt, fdt_path_offset(fdt, "/soc/ethernet at 16040000"),
> +			   "status", "disabled");
> +
> +	for (i = 0; i < ARRAY_SIZE(milk_v_mars); i++) {
> +		offset = fdt_path_offset(fdt, milk_v_mars[i].path);
> +
> +		if (starfive_verb[i].value)

Should this be milk_v_mars[i].value ?

> +			ret = fdt_setprop_u32(fdt, offset, milk_v_mars[i].name,
> +					      dectoul(milk_v_mars[i].value, NULL));
> +		else
> +			ret = fdt_setprop_empty(fdt, offset, milk_v_mars[i].name);
> +
> +		if (ret) {
> +			pr_err("%s set prop %s fail.\n", __func__, milk_v_mars[i].name);
> +				break;
> +		}
> +	}
> +}
> +