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From: Johan Hovold <johan@kernel.org>
To: Abel Vesa <abel.vesa@linaro.org>
Cc: "Andy Gross" <agross@kernel.org>,
	"Bjorn Andersson" <andersson@kernel.org>,
	"Konrad Dybcio" <konrad.dybcio@linaro.org>,
	"Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Wilczyński" <kw@linux.com>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"vkoul@kernel.org" <vkoul@kernel.org>,
	"Kishon Vijay Abraham I" <kishon@kernel.org>,
	"Manivannan Sadhasivam" <mani@kernel.org>,
	linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org,
	linux-phy@lists.infradead.org, devicetree@vger.kernel.org,
	"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4 11/12] arm64: dts: qcom: sm8550: Add PCIe PHYs and controllers nodes
Date: Mon, 23 Jan 2023 15:17:15 +0100	[thread overview]
Message-ID: <Y86W60Lsh1zyiECF@hovoldconsulting.com> (raw)
In-Reply-To: <Y86HjPwj2Fb3t09r@linaro.org>

On Mon, Jan 23, 2023 at 03:11:40PM +0200, Abel Vesa wrote:
> On 23-01-23 14:39:55, Abel Vesa wrote:
> > On 23-01-23 09:51:20, Johan Hovold wrote:
> > > On Thu, Jan 19, 2023 at 04:04:52PM +0200, Abel Vesa wrote:
> > > > Add PCIe controllers and PHY nodes.
> > > > 
> > > > Signed-off-by: Abel Vesa <abel.vesa@linaro.org>

> > > > +			clocks = <&gcc GCC_PCIE_0_AUX_CLK>,
> > > > +				 <&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_DDRSS_PCIE_SF_QTB_CLK>,
> > > > +				 <&gcc GCC_AGGRE_NOC_PCIE_AXI_CLK>;
> > > > +			clock-names = "aux",
> > > > +				      "cfg",
> > > > +				      "bus_master",
> > > > +				      "bus_slave",
> > > > +				      "slave_q2a",
> > > > +				      "ddrss_sf_tbu",
> > > 
> > > You're reusing a clock name which doesn't seem to match this SoC. I
> > > don't know what "QTB" refers to here and if it's just some Qualcomm
> > > alternate name for "TBU" which could make this ok.
> > 
> > I'll come back later with an answer here, once I know exactly what QTB
> > means.
> 
> So, AFAICT, they replaced the TBU with QTB, which basically does the
> same thing. It is part of the SMMU. So, yes, it is just an alternate
> name, at least from the clock point of view.

Good, thanks for checking.

Johan

  reply	other threads:[~2023-01-23 14:17 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-19 14:04 [PATCH v4 00/12] sm8550: Add PCIe HC and PHY support Abel Vesa
2023-01-19 14:04 ` [PATCH v4 01/12] dt-bindings: phy: Add QMP PCIe PHY comptible for SM8550 Abel Vesa
2023-01-22 14:09   ` Krzysztof Kozlowski
2023-01-19 14:04 ` [PATCH v4 02/12] phy: qcom-qmp: pcs: Add v6 register offsets Abel Vesa
2023-01-19 14:04 ` [PATCH v4 03/12] phy: qcom-qmp: pcs: Add v6.20 " Abel Vesa
2023-01-19 14:04 ` [PATCH v4 04/12] phy: qcom-qmp: pcs-pcie: Add v6 " Abel Vesa
2023-01-19 14:04 ` [PATCH v4 05/12] phy: qcom-qmp: pcs-pcie: Add v6.20 " Abel Vesa
2023-01-19 14:04 ` [PATCH v4 06/12] phy: qcom-qmp: qserdes-txrx: " Abel Vesa
2023-01-19 14:04 ` [PATCH v4 07/12] phy: qcom-qmp: qserdes-lane-shared: Add v6 " Abel Vesa
2023-01-19 14:04 ` [PATCH v4 08/12] phy: qcom-qmp-pcie: Add support for SM8550 g3x2 and g4x2 PCIEs Abel Vesa
2023-01-23 15:03   ` Johan Hovold
2023-01-23 19:42     ` Abel Vesa
2023-01-19 14:04 ` [PATCH v4 09/12] dt-bindings: PCI: qcom: Add SM8550 compatible Abel Vesa
2023-01-22 14:10   ` Krzysztof Kozlowski
2023-01-23 10:44     ` Abel Vesa
2023-01-23 11:03       ` Krzysztof Kozlowski
2023-01-19 14:04 ` [PATCH v4 10/12] PCI: qcom: Add SM8550 PCIe support Abel Vesa
2023-01-19 14:21   ` Manivannan Sadhasivam
2023-01-19 15:35     ` Abel Vesa
2023-01-23  8:27       ` Johan Hovold
2023-01-19 14:04 ` [PATCH v4 11/12] arm64: dts: qcom: sm8550: Add PCIe PHYs and controllers nodes Abel Vesa
2023-01-23  8:51   ` Johan Hovold
2023-01-23 12:39     ` Abel Vesa
2023-01-23 13:11       ` Abel Vesa
2023-01-23 14:17         ` Johan Hovold [this message]
2023-01-23 14:16       ` Johan Hovold
2023-01-23 14:24         ` Johan Hovold
2023-01-19 14:04 ` [PATCH v4 12/12] arm64: dts: qcom: sm8550-mtp: " Abel Vesa

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