Re: [PATCH v1] arm64: defconfig: mediatek: enable PHY drivers

[Krzysztof Kozlowski <krzk@kernel.org>]

On 11/03/2025 07:16, Vignesh Raman wrote:
> The mediatek display driver fails to probe on mt8173 and mt8183 in
> v6.14-rc4, with the following errors:

Which boards?

> 
> mt8173:
> platform 1401b000.dsi: deferred probe pending: mtk-dsi: Failed to get hs clock
> platform 14025000.hdmi: deferred probe pending: (reason unknown)
> i2c 1-0008: deferred probe pending: (reason unknown)
> 
> mt8183:
> platform 14014000.dsi: deferred probe pending: mtk-dsi: Failed to get hs clock
> i2c 4-0058: deferred probe pending: anx7625: fail to find dsi host.
> 
> Enabling CONFIG_PHY_MTK_MIPI_DSI=y in drm-ci resolves this error,
> but mt8173 still fails with,
> 
> [drm:mtk_dsi_host_attach] *ERROR* failed to add dsi_host component: -517
> panel-simple-dp-aux aux-1-0008: DP AUX done_probing() can't defer
> panel-simple-dp-aux aux-1-0008: probe with driver panel-simple-dp-aux failed with error -22
> 
> Enabling CONFIG_PHY_MTK_XSPHY=y and CONFIG_PHY_MTK_HDMI=y in drm-ci
> resolves this issue for mt8173.
> 
> So enable these PHY configs for mediatek platforms.

Just say which boards need it for which functionality/features. Three
sentences are enough.

Best regards,
Krzysztof