From cb9ce20ebb2e6300a43dd26f2f6444e983688108 Mon Sep 17 00:00:00 2001 From: Konrad Dybcio Date: Wed, 21 May 2025 15:38:12 +0200 Subject: [PATCH] arm64: dts: qcom: sc8180x: Drop unrelated clocks from PCIe hosts The TBU clock belongs to the Translation Buffer Unit, part of the SMMU. The ref clock is already being driven upstream through some of the branches. Signed-off-by: Konrad Dybcio Link: https://lore.kernel.org/r/20250521-topic-8150_pcie_drop_clocks-v1-3-3d42e84f6453@oss.qualcomm.com Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/sc8180x.dtsi | 32 +++++++-------------------- 1 file changed, 8 insertions(+), 24 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sc8180x.dtsi b/arch/arm64/boot/dts/qcom/sc8180x.dtsi index b74ce3175d209..f4f1d6a11960c 100644 --- a/arch/arm64/boot/dts/qcom/sc8180x.dtsi +++ b/arch/arm64/boot/dts/qcom/sc8180x.dtsi @@ -1750,17 +1750,13 @@ <&gcc GCC_PCIE_0_CFG_AHB_CLK>, <&gcc GCC_PCIE_0_MSTR_AXI_CLK>, <&gcc GCC_PCIE_0_SLV_AXI_CLK>, - <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>, - <&gcc GCC_PCIE_0_CLKREF_CLK>, - <&gcc GCC_AGGRE_NOC_PCIE_TBU_CLK>; + <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>; clock-names = "pipe", "aux", "cfg", "bus_master", "bus_slave", - "slave_q2a", - "ref", - "tbu"; + "slave_q2a"; assigned-clocks = <&gcc GCC_PCIE_0_AUX_CLK>; assigned-clock-rates = <19200000>; @@ -1873,17 +1869,13 @@ <&gcc GCC_PCIE_3_CFG_AHB_CLK>, <&gcc GCC_PCIE_3_MSTR_AXI_CLK>, <&gcc GCC_PCIE_3_SLV_AXI_CLK>, - <&gcc GCC_PCIE_3_SLV_Q2A_AXI_CLK>, - <&gcc GCC_PCIE_3_CLKREF_CLK>, - <&gcc GCC_AGGRE_NOC_PCIE_TBU_CLK>; + <&gcc GCC_PCIE_3_SLV_Q2A_AXI_CLK>; clock-names = "pipe", "aux", "cfg", "bus_master", "bus_slave", - "slave_q2a", - "ref", - "tbu"; + "slave_q2a"; assigned-clocks = <&gcc GCC_PCIE_3_AUX_CLK>; assigned-clock-rates = <19200000>; @@ -1997,17 +1989,13 @@ <&gcc GCC_PCIE_1_CFG_AHB_CLK>, <&gcc GCC_PCIE_1_MSTR_AXI_CLK>, <&gcc GCC_PCIE_1_SLV_AXI_CLK>, - <&gcc GCC_PCIE_1_SLV_Q2A_AXI_CLK>, - <&gcc GCC_PCIE_1_CLKREF_CLK>, - <&gcc GCC_AGGRE_NOC_PCIE_TBU_CLK>; + <&gcc GCC_PCIE_1_SLV_Q2A_AXI_CLK>; clock-names = "pipe", "aux", "cfg", "bus_master", "bus_slave", - "slave_q2a", - "ref", - "tbu"; + "slave_q2a"; assigned-clocks = <&gcc GCC_PCIE_1_AUX_CLK>; assigned-clock-rates = <19200000>; @@ -2121,17 +2109,13 @@ <&gcc GCC_PCIE_2_CFG_AHB_CLK>, <&gcc GCC_PCIE_2_MSTR_AXI_CLK>, <&gcc GCC_PCIE_2_SLV_AXI_CLK>, - <&gcc GCC_PCIE_2_SLV_Q2A_AXI_CLK>, - <&gcc GCC_PCIE_2_CLKREF_CLK>, - <&gcc GCC_AGGRE_NOC_PCIE_TBU_CLK>; + <&gcc GCC_PCIE_2_SLV_Q2A_AXI_CLK>; clock-names = "pipe", "aux", "cfg", "bus_master", "bus_slave", - "slave_q2a", - "ref", - "tbu"; + "slave_q2a"; assigned-clocks = <&gcc GCC_PCIE_2_AUX_CLK>; assigned-clock-rates = <19200000>; -- 2.47.2