From patchwork Thu Sep 9 12:37:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 508818 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7380C43219 for ; Thu, 9 Sep 2021 12:45:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8971C61211 for ; Thu, 9 Sep 2021 12:45:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349747AbhIIMoO (ORCPT ); Thu, 9 Sep 2021 08:44:14 -0400 Received: from relay02.th.seeweb.it ([5.144.164.163]:32949 "EHLO relay02.th.seeweb.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353751AbhIIMi7 (ORCPT ); Thu, 9 Sep 2021 08:38:59 -0400 Received: from IcarusMOD.eternityproject.eu (unknown [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by m-r1.th.seeweb.it (Postfix) with ESMTPSA id E83461F9CC; Thu, 9 Sep 2021 14:37:34 +0200 (CEST) From: AngeloGioacchino Del Regno To: bjorn.andersson@linaro.org Cc: agross@kernel.org, robh+dt@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, konrad.dybcio@somainline.org, marijn.suijten@somainline.org, martin.botka@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, paul.bouchara@somainline.org, AngeloGioacchino Del Regno Subject: [PATCH v2 2/7] arm64: dts: qcom: msm8998-xperia: Add RMI4 touchscreen support Date: Thu, 9 Sep 2021 14:37:28 +0200 Message-Id: <20210909123733.367248-2-angelogioacchino.delregno@somainline.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210909123733.367248-1-angelogioacchino.delregno@somainline.org> References: <20210909123733.367248-1-angelogioacchino.delregno@somainline.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org All of the devices in the Sony Yoshino platform are using a Synaptics RMI4-compatible touch IC with identical pins and supplies: enable the I2C-5 bus and add the rmi4-i2c node along with the required pin configurations. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Marijn Suijten --- .../dts/qcom/msm8998-sony-xperia-yoshino.dtsi | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi b/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi index 98d23f8b93ac..8bbff6e80b7f 100644 --- a/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8998-sony-xperia-yoshino.dtsi @@ -30,6 +30,15 @@ board_vbat: vbat-regulator { regulator-boot-on; }; + touch_vddio_vreg: touch-vddio-vreg { + compatible = "regulator-fixed"; + regulator-name = "touch_vddio_vreg"; + startup-delay-us = <10000>; + gpio = <&tlmm 133 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&ts_vddio_en>; + }; + vph_pwr: vph-pwr-regulator { compatible = "regulator-fixed"; regulator-name = "vph_pwr"; @@ -130,6 +139,42 @@ ramoops@ffc00000 { }; }; +&blsp1_i2c5 { + status = "okay"; + clock-frequency = <355000>; + + touchscreen@2c { + compatible = "syna,rmi4-i2c"; + reg = <0x2c>; + #address-cells = <1>; + #size-cells = <0>; + interrupts-extended = <&tlmm 125 IRQ_TYPE_EDGE_FALLING>; + + pinctrl-names = "default"; + pinctrl-0 = <&ts_int_n>; + + vdd-supply = <&vreg_l28_3p0>; + vio-supply = <&touch_vddio_vreg>; + + syna,reset-delay-ms = <220>; + syna,startup-delay-ms = <1000>; + + rmi4-f01@1 { + reg = <0x01>; + syna,nosleep-mode = <1>; + }; + + rmi4-f11@11 { + reg = <0x11>; + syna,sensor-type = <1>; + }; + }; +}; + +&blsp1_i2c5_sleep { + bias-disable; +}; + &blsp2_uart1 { status = "okay"; }; @@ -442,6 +487,21 @@ hall_sensor0_default: acc-cover-open { drive-strength = <2>; input-enable; }; + + ts_int_n: ts-int-n { + pins = "gpio125"; + function = "gpio"; + drive-strength = <8>; + bias-pull-up; + }; + + ts_vddio_en: ts-vddio-en-default { + pins = "gpio133"; + function = "gpio"; + bias-disable; + drive-strength = <2>; + output-low; + }; }; /*