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[93.144.65.244]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4602cda3651sm39503219f8f.32.2026.06.08.03.09.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Jun 2026 03:09:45 -0700 (PDT) From: Stefano Radaelli X-Google-Original-From: Stefano Radaelli To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org Cc: pierluigi.p@variscite.com, Stefano Radaelli , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Subject: [PATCH v4 08/14] arm64: dts: imx8mp-var-som-symphony: add capacitive touchscreen Date: Mon, 8 Jun 2026 12:09:26 +0200 Message-ID: <4159f23a5a3e52edb49964b7b3dbdc7ff4b83f50.1780912893.git.stefano.r@variscite.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Stefano Radaelli Add the FT5206 capacitive touchscreen controller on the Symphony carrier board. Describe the interrupt pin and touchscreen geometry. Signed-off-by: Stefano Radaelli --- v3->v4: - v2->v3: - v1->v2: - .../dts/freescale/imx8mp-var-som-symphony.dts | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts index f27ba602c743..bac3de6e1530 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts @@ -195,6 +195,21 @@ st33ktpm2xi2c: tpm@2e { reset-gpios = <&pcal6408 4 GPIO_ACTIVE_LOW>; }; + /* Capacitive touch controller */ + ft5x06_ts: touchscreen@38 { + compatible = "edt,edt-ft5206"; + reg = <0x38>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_captouch>; + interrupt-parent = <&gpio5>; + interrupts = <3 IRQ_TYPE_EDGE_FALLING>; + touchscreen-size-x = <800>; + touchscreen-size-y = <480>; + touchscreen-inverted-x; + touchscreen-inverted-y; + wakeup-source; + }; + rtc@68 { compatible = "dallas,ds1337"; reg = <0x68>; @@ -306,6 +321,12 @@ &usdhc2 { }; &iomuxc { + pinctrl_captouch: captouchgrp { + fsl,pins = < + MX8MP_IOMUXC_SPDIF_TX__GPIO5_IO03 0x16 + >; + }; + pinctrl_hdmi: hdmigrp { fsl,pins = < MX8MP_IOMUXC_HDMI_DDC_SCL__HDMIMIX_HDMI_SCL 0x1c2 -- 2.47.3