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[217.229.17.248]) by smtp.gmail.com with ESMTPSA id y195-v6sm4485038wme.22.2018.10.26.04.16.54 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 26 Oct 2018 04:16:54 -0700 (PDT) From: Thierry Reding To: Thierry Reding , Jassi Brar , Greg Kroah-Hartman Cc: Jiri Slaby , Mikko Perttunen , Jon Hunter , Timo Alho , Pekka Pessi , Mika Liljeberg , linux-tegra@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 8/9] arm64: tegra: Add nodes for TCU on Tegra194 Date: Fri, 26 Oct 2018 13:16:37 +0200 Message-Id: <20181026111638.10759-9-thierry.reding@gmail.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181026111638.10759-1-thierry.reding@gmail.com> References: <20181026111638.10759-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mikko Perttunen Add nodes required for communication through the Tegra Combined UART. This includes the AON HSP instance, addition of shared interrupts for the TOP0 HSP instance, and finally the TCU node itself. Also mark the HSP instances as compatible to tegra194-hsp, as the hardware is not identical but is compatible to tegra186-hsp. Signed-off-by: Mikko Perttunen Acked-by: Jon Hunter Signed-off-by: Thierry Reding --- arch/arm64/boot/dts/nvidia/tegra194.dtsi | 38 ++++++++++++++++++++++-- 1 file changed, 35 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index c2091bb16546..521d13be0457 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -340,10 +340,35 @@ }; hsp_top0: hsp@3c00000 { - compatible = "nvidia,tegra186-hsp"; + compatible = "nvidia,tegra194-hsp", "nvidia,tegra186-hsp"; reg = <0x03c00000 0xa0000>; - interrupts = ; - interrupt-names = "doorbell"; + interrupts = , + , + , + , + , + , + , + , + ; + interrupt-names = "doorbell", "shared0", "shared1", "shared2", + "shared3", "shared4", "shared5", "shared6", + "shared7"; + #mbox-cells = <2>; + }; + + hsp_aon: hsp@c150000 { + compatible = "nvidia,tegra194-hsp", "nvidia,tegra186-hsp"; + reg = <0x0c150000 0xa0000>; + interrupts = , + , + , + ; + /* + * Shared interrupt 0 is routed only to AON/SPE, so + * we only have 4 shared interrupts for the CCPLEX. + */ + interrupt-names = "shared1", "shared2", "shared3", "shared4"; #mbox-cells = <2>; }; @@ -531,6 +556,13 @@ method = "smc"; }; + tcu: tcu { + compatible = "nvidia,tegra194-tcu"; + mboxes = <&hsp_top0 TEGRA_HSP_MBOX_TYPE_SM 0>, + <&hsp_aon TEGRA_HSP_MBOX_TYPE_SM 1>; + mbox-names = "rx", "tx"; + }; + timer { compatible = "arm,armv8-timer"; interrupts =