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[31.10.206.125]) by smtp.gmail.com with ESMTPSA id n23-20020a7bcbd7000000b004064ac107cfsm17316836wmi.39.2023.11.21.08.04.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Nov 2023 08:04:43 -0800 (PST) From: Parth Pancholi To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Francesco Dolcini , Marcel Ziswiler , Parth Pancholi , Conor Dooley , Krzysztof Kozlowski , Nishanth Menon , Rob Herring , Tero Kristo , Vignesh Raghavendra Subject: [PATCH v1] arm64: dts: k3-am625-verdin: enable Verdin UART2 Date: Tue, 21 Nov 2023 17:04:36 +0100 Message-Id: <20231121160436.1032364-1-parth105105@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Parth Pancholi Enable UART2 for AM62 based SOM's Verdin carrier boards Dahlia, Development and Yavia. Earlier Verdin UART2 was reserved by R5 DM firmware which can be now configured using boardcfg during U-boot compilation in the latest TI SDKs. In a default config, no one writes to this UART. Signed-off-by: Parth Pancholi --- arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi | 3 +-- arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi | 3 +-- arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi | 3 +-- 3 files changed, 3 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi index 013357d17d48..bf6d27e70bc4 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi @@ -214,6 +214,5 @@ &verdin_gpio_keys { /* Verdin UART_2 */ &wkup_uart0 { - /* FIXME: WKUP UART0 is used by DM firmware */ - status = "reserved"; + status = "okay"; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi index 6701cb8974bb..680071688dcb 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi @@ -235,6 +235,5 @@ &verdin_gpio_keys { /* Verdin UART_2 */ &wkup_uart0 { - /* FIXME: WKUP UART0 is used by DM firmware */ - status = "reserved"; + status = "okay"; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi index c685df7deaee..997dfafd27eb 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi @@ -207,6 +207,5 @@ &verdin_gpio_keys { /* Verdin UART_2 */ &wkup_uart0 { - /* FIXME: WKUP UART0 is used by DM firmware */ - status = "reserved"; + status = "okay"; };