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Mon, 22 Jan 2024 06:39:12 -0800 (PST) Received: from [192.168.2.177] ([207.188.161.188]) by smtp.gmail.com with ESMTPSA id w15-20020adfec4f000000b00338a3325331sm9111017wrn.69.2024.01.22.06.39.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 22 Jan 2024 06:39:12 -0800 (PST) Message-ID: <94742ebd-bc3a-4726-9ba7-5954203e4da1@suse.com> Date: Mon, 22 Jan 2024 15:39:09 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] arm64: dts: s32g: add SCMI firmware node Content-Language: en-US, ca-ES, es-ES To: Ghennadi Procopciuc , Chester Lin , Andreas Farber , Shawn Guo , Sascha Hauer , Fabio Estevam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Michael Turquette , Stephen Boyd Cc: NXP S32 Linux Team , Pengutronix Kernel Team , NXP Linux Team , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, Ghennadi Procopciuc , Catalin Udma References: <20240122140602.1006813-1-ghennadi.procopciuc@oss.nxp.com> <20240122140602.1006813-2-ghennadi.procopciuc@oss.nxp.com> From: Matthias Brugger Autocrypt: addr=mbrugger@suse.com; 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charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 22/01/2024 15:06, Ghennadi Procopciuc wrote: > From: Ghennadi Procopciuc > > Linux controls the clocks over SCMI on S32G SoCs. Therefore, > add the SCMI device tree node and the reserved region for SCMI > messages. > > Signed-off-by: Catalin Udma > Signed-off-by: Ghennadi Procopciuc Reviewed-by: Matthias Brugger > --- > arch/arm64/boot/dts/freescale/s32g2.dtsi | 27 +++++++++++++++++++++++- > 1 file changed, 26 insertions(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/freescale/s32g2.dtsi b/arch/arm64/boot/dts/freescale/s32g2.dtsi > index 5ac1cc9ff50e..ef1a1d61f2ba 100644 > --- a/arch/arm64/boot/dts/freescale/s32g2.dtsi > +++ b/arch/arm64/boot/dts/freescale/s32g2.dtsi > @@ -3,7 +3,7 @@ > * NXP S32G2 SoC family > * > * Copyright (c) 2021 SUSE LLC > - * Copyright (c) 2017-2021 NXP > + * Copyright 2017-2021, 2024 NXP > */ > > #include > @@ -14,6 +14,18 @@ / { > #address-cells = <2>; > #size-cells = <2>; > > + reserved-memory { > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + > + scmi_buf: shm@d0000000 { > + compatible = "arm,scmi-shmem"; > + reg = <0x0 0xd0000000 0x0 0x80>; > + no-map; > + }; > + }; > + > cpus { > #address-cells = <1>; > #size-cells = <0>; > @@ -77,6 +89,19 @@ timer { > }; > > firmware { > + scmi { > + compatible = "arm,scmi-smc"; > + arm,smc-id = <0xc20000fe>; > + #address-cells = <1>; > + #size-cells = <0>; > + shmem = <&scmi_buf>; > + > + clks: protocol@14 { > + reg = <0x14>; > + #clock-cells = <1>; > + }; > + }; > + > psci { > compatible = "arm,psci-1.0"; > method = "smc"; _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel