From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sumit Gupta Subject: [TEGRA194_CPUFREQ PATCH v6 2/3] arm64: tegra: Add t194 ccplex compatible and bpmp property Date: Wed, 15 Jul 2020 19:01:24 +0530 Message-ID: <1594819885-31016-3-git-send-email-sumitg@nvidia.com> References: <1594819885-31016-1-git-send-email-sumitg@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1594819885-31016-1-git-send-email-sumitg-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: rjw-LthD3rsA81gm4RdzfppkhA@public.gmane.org, viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, catalin.marinas-5wv7dgnIgG8@public.gmane.org, will-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mirq-linux-CoA6ZxLDdyEEUmgCuDUIdw@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, talho-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: bbasu-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, sumitg-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org List-Id: linux-tegra@vger.kernel.org On Tegra194, data on valid operating points for the CPUs needs to be queried from BPMP. In T194, there is no node representing CPU complex. So, add compatible string to the 'cpus' node instead of using dummy node to bind cpufreq driver. Also, add reference to the BPMP instance for the CPU complex. Signed-off-by: Sumit Gupta --- arch/arm64/boot/dts/nvidia/tegra194.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index 7c9511a..0abf287 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -1764,6 +1764,8 @@ }; cpus { + compatible = "nvidia,tegra194-ccplex"; + nvidia,bpmp = <&bpmp>; #address-cells = <1>; #size-cells = <0>; -- 2.7.4