From: Dhruva Gole <d-gole@ti.com> To: Mark Brown <broonie@kernel.org>, Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>, Tero Kristo <kristo@kernel.org> Cc: <linux-arm-kernel@lists.infradead.org>, <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <linux-spi@vger.kernel.org>, Dhruva Gole <d-gole@ti.com>, Vibhore Vardhan <vibhore@ti.com> Subject: [PATCH 1/2] arm64: dts: ti: k3-am62-main: PM fixes in the fss node Date: Fri, 18 Aug 2023 16:07:49 +0530 [thread overview] Message-ID: <20230818103750.516309-2-d-gole@ti.com> (raw) In-Reply-To: <20230818103750.516309-1-d-gole@ti.com> * Make use of Simple Power-Managed Bus as the fss bus controller is under the control of a functional clock, and also is part of a PM domain. * Specify the appropriate k3 pd to the fss node as per tisci docs [0]. [0] https://software-dl.ti.com/tisci/esd/latest/5_soc_doc/am62x/devices.html Fixes: c37c58fdeb8a ("arm64: dts: ti: k3-am62: Add more peripheral nodes") Co-developed-by: Vibhore Vardhan <vibhore@ti.com> Signed-off-by: Vibhore Vardhan <vibhore@ti.com> Signed-off-by: Dhruva Gole <d-gole@ti.com> --- arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi index 284b90c94da8..b23c9e3d91cd 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -640,10 +640,11 @@ usb1: usb@31100000 { }; fss: bus@fc00000 { - compatible = "simple-bus"; + compatible = "simple-pm-bus"; reg = <0x00 0x0fc00000 0x00 0x70000>; #address-cells = <2>; #size-cells = <2>; + power-domains = <&k3_pds 74 TI_SCI_PD_EXCLUSIVE>; ranges; ospi0: spi@fc40000 { -- 2.34.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Dhruva Gole <d-gole@ti.com> To: Mark Brown <broonie@kernel.org>, Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>, Tero Kristo <kristo@kernel.org> Cc: <linux-arm-kernel@lists.infradead.org>, <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <linux-spi@vger.kernel.org>, Dhruva Gole <d-gole@ti.com>, Vibhore Vardhan <vibhore@ti.com> Subject: [PATCH 1/2] arm64: dts: ti: k3-am62-main: PM fixes in the fss node Date: Fri, 18 Aug 2023 16:07:49 +0530 [thread overview] Message-ID: <20230818103750.516309-2-d-gole@ti.com> (raw) In-Reply-To: <20230818103750.516309-1-d-gole@ti.com> * Make use of Simple Power-Managed Bus as the fss bus controller is under the control of a functional clock, and also is part of a PM domain. * Specify the appropriate k3 pd to the fss node as per tisci docs [0]. [0] https://software-dl.ti.com/tisci/esd/latest/5_soc_doc/am62x/devices.html Fixes: c37c58fdeb8a ("arm64: dts: ti: k3-am62: Add more peripheral nodes") Co-developed-by: Vibhore Vardhan <vibhore@ti.com> Signed-off-by: Vibhore Vardhan <vibhore@ti.com> Signed-off-by: Dhruva Gole <d-gole@ti.com> --- arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi index 284b90c94da8..b23c9e3d91cd 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -640,10 +640,11 @@ usb1: usb@31100000 { }; fss: bus@fc00000 { - compatible = "simple-bus"; + compatible = "simple-pm-bus"; reg = <0x00 0x0fc00000 0x00 0x70000>; #address-cells = <2>; #size-cells = <2>; + power-domains = <&k3_pds 74 TI_SCI_PD_EXCLUSIVE>; ranges; ospi0: spi@fc40000 { -- 2.34.1
next prev parent reply other threads:[~2023-08-18 10:39 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-08-18 10:37 [PATCH 0/2] spi-cadence-quadspi: Introduce runtime_pm support Dhruva Gole 2023-08-18 10:37 ` Dhruva Gole 2023-08-18 10:37 ` Dhruva Gole [this message] 2023-08-18 10:37 ` [PATCH 1/2] arm64: dts: ti: k3-am62-main: PM fixes in the fss node Dhruva Gole 2023-08-21 16:28 ` Andrew Davis 2023-08-21 16:28 ` Andrew Davis 2023-08-18 10:37 ` [RFT/PATCH 2/2] spi: spi-cadence-quadspi: add runtime pm support Dhruva Gole 2023-08-18 10:37 ` Dhruva Gole
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