Fix the assigned-clock-parents to higher frequency clock to avoid h264 encode timeout: [ 134.763465] mtk_vpu 10020000.vpu: vpu ipi 4 ack time out ! [ 134.769008] [MTK_VCODEC][ERROR][18]: vpu_enc_send_msg() vpu_ipi_send msg_id c002 len 32 fail -5 [ 134.777707] [MTK_VCODEC][ERROR][18]: vpu_enc_encode() AP_IPIMSG_ENC_ENCODE 0 fail venc_sel is the clock used by h264 encoder, and venclt_sel is the clock used by vp8 encoder. Assign venc_sel to vcodecpll_ck and venclt_sel to vcodecpll_370p5. vcodecpll 1482000000 vcodecpll_ck 494000000 venc_sel 494000000 ... vcodecpll_370p5 370500000 venclt_sel 370500000 Fixes: fbbad0287cec ("arm64: dts: Using standard CCF interface to set vcodec clk") Signed-off-by: Hsin-Yi Wang <hsinyi@xxxxxxxxxxxx> --- arch/arm64/boot/dts/mediatek/mt8173.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi index a212bf124e81..d0e9a2aada2e 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -1422,8 +1422,8 @@ vcodec_enc: vcodec@18002000 { "venc_lt_sel"; assigned-clocks = <&topckgen CLK_TOP_VENC_SEL>, <&topckgen CLK_TOP_VENC_LT_SEL>; - assigned-clock-parents = <&topckgen CLK_TOP_VENCPLL_D2>, - <&topckgen CLK_TOP_UNIVPLL1_D2>; + assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL>, + <&topckgen CLK_TOP_VCODECPLL_370P5>; }; jpegdec: jpegdec@18004000 { -- 2.26.2.526.g744177e7f7-goog