From nobody Thu Feb 12 04:51:22 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15901C77B7C for ; Tue, 9 May 2023 10:24:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235232AbjEIKYb (ORCPT ); Tue, 9 May 2023 06:24:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56482 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234872AbjEIKYW (ORCPT ); Tue, 9 May 2023 06:24:22 -0400 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7EF4ED878; Tue, 9 May 2023 03:24:19 -0700 (PDT) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 349ANvjD084607; Tue, 9 May 2023 05:23:57 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1683627837; bh=LcRwRQMLV6SPoCOcWxkwzKtbCgDl7O50RHHZl0vJYgE=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=NOweRjefvcdbgz69fP8LtfTzd2vzT5uLZ8A2ZOhDNxJn2gtev2pw/CJWdKKr+7AWQ Yqc0qy8itDClOryUb1v6uj/GRDgDlPJ2WLKFG5hXmh2okgMh4/jP8yOlsoxQk9HUzl M6Y8a0j6tQWB6rtRhDWwjy0P8qR7LKnhX0tiJb50= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 349ANvKa021919 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 9 May 2023 05:23:57 -0500 Received: from DLEE112.ent.ti.com (157.170.170.23) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Tue, 9 May 2023 05:23:56 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Tue, 9 May 2023 05:23:56 -0500 Received: from localhost (ileaxei01-snat.itg.ti.com [10.180.69.5]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 349ANuGp032137; Tue, 9 May 2023 05:23:56 -0500 From: Aradhya Bhatia To: Nishanth Menon , Vignesh Raghavendra , Andrew Davis , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Catalin Marinas , Conor Dooley , Will Deacon CC: Devicetree List , Linux Kernel List , Linux ARM Kernel List , Jyri Sarha , Tomi Valkeinen , Praneeth Bajjuri , Rahul T R , Devarsh Thakkar , Jai Luthra , Jayesh Choudhary , Aradhya Bhatia Subject: [PATCH v4 1/2] arm64: dts: ti: am65x: Add Rocktech OLDI panel DT overlay Date: Tue, 9 May 2023 15:53:53 +0530 Message-ID: <20230509102354.10116-2-a-bhatia1@ti.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230509102354.10116-1-a-bhatia1@ti.com> References: <20230509102354.10116-1-a-bhatia1@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Jyri Sarha The OLDI-LCD1EVM add on board has Rocktech RK101II01D-CT panel[1] with integrated touch screen. The integrated touch screen is Goodix GT928. This panel connects with AM65 GP-EVM[2]. Add DT nodes for these and connect the endpoint nodes with DSS. [1]: Panel link https://www.digimax.it/en/tft-lcd/20881-RK101II01D-CT [2]: AM654 LCD EVM: https://www.ti.com/tool/TMDSLCD1EVM Signed-off-by: Jyri Sarha Signed-off-by: Nikhil Devshatwar [abhatia1@ti.com: Make cosmetic and 6.4 kernel DTSO syntax changes] Signed-off-by: Aradhya Bhatia Reviewed-by: Tomi Valkeinen Reviewed-by: Andrew Davis --- arch/arm64/boot/dts/ti/Makefile | 2 + ...am654-base-board-rocktech-rk101-panel.dtso | 71 +++++++++++++++++++ 2 files changed, 73 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am654-base-board-rocktech-rk1= 01-panel.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makef= ile index c83c9d772b81..47b0d257b508 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -22,12 +22,14 @@ dtb-$(CONFIG_ARCH_K3) +=3D k3-am642-phyboard-electra-rd= k.dtb dtb-$(CONFIG_ARCH_K3) +=3D k3-am642-sk.dtb =20 # Boards with AM65x SoC +k3-am654-gp-evm-dtbs :=3D k3-am654-base-board.dtb k3-am654-base-board-rock= tech-rk101-panel.dtbo dtb-$(CONFIG_ARCH_K3) +=3D k3-am6528-iot2050-basic.dtb dtb-$(CONFIG_ARCH_K3) +=3D k3-am6528-iot2050-basic-pg2.dtb dtb-$(CONFIG_ARCH_K3) +=3D k3-am6548-iot2050-advanced.dtb dtb-$(CONFIG_ARCH_K3) +=3D k3-am6548-iot2050-advanced-m2.dtb dtb-$(CONFIG_ARCH_K3) +=3D k3-am6548-iot2050-advanced-pg2.dtb dtb-$(CONFIG_ARCH_K3) +=3D k3-am654-base-board.dtb +dtb-$(CONFIG_ARCH_K3) +=3D k3-am654-gp-evm.dtb =20 # Boards with J7200 SoC k3-j7200-evm-dtbs :=3D k3-j7200-common-proc-board.dtb k3-j7200-evm-quad-po= rt-eth-exp.dtbo diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board-rocktech-rk101-pane= l.dtso b/arch/arm64/boot/dts/ti/k3-am654-base-board-rocktech-rk101-panel.dt= so new file mode 100644 index 000000000000..b507e2bd444e --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am654-base-board-rocktech-rk101-panel.dtso @@ -0,0 +1,71 @@ +// SPDX-License-Identifier: GPL-2.0 +/** + * OLDI-LCD1EVM Rocktech integrated panel and touch DT overlay for AM654-E= VM. + * Panel Link: https://www.digimax.it/en/tft-lcd/20881-RK101II01D-CT + * AM654 LCD EVM: https://www.ti.com/tool/TMDSLCD1EVM + * + * Copyright (C) 2023 Texas Instruments Incorporated - http://www.ti.com/ + */ + +/dts-v1/; +/plugin/; + +#include +#include +#include + +&{/} { + display0 { + compatible =3D "rocktech,rk101ii01d-ct"; + backlight =3D <&lcd_bl>; + enable-gpios =3D <&pca9555 8 GPIO_ACTIVE_HIGH>; + port { + lcd_in0: endpoint { + remote-endpoint =3D <&oldi_out0>; + }; + }; + }; + + lcd_bl: backlight { + compatible =3D "pwm-backlight"; + pwms =3D <&ecap0 0 50000 PWM_POLARITY_INVERTED>; + brightness-levels =3D + <0 32 64 96 128 160 192 224 255>; + default-brightness-level =3D <8>; + }; +}; + +&dss { + status =3D "okay"; +}; + +&dss_ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + oldi_out0: endpoint { + remote-endpoint =3D <&lcd_in0>; + }; + }; +}; + +&main_i2c1 { + #address-cells =3D <1>; + #size-cells =3D <0>; + + touchscreen@14 { + compatible =3D "goodix,gt928"; + reg =3D <0x14>; + + interrupt-parent =3D <&pca9554>; + interrupts =3D <3 IRQ_TYPE_EDGE_FALLING>; + touchscreen-size-x =3D <1280>; + touchscreen-size-y =3D <800>; + + reset-gpios =3D <&pca9555 9 GPIO_ACTIVE_HIGH>; + irq-gpios =3D <&pca9554 3 GPIO_ACTIVE_HIGH>; + }; +}; --=20 2.40.1 From nobody Thu Feb 12 04:51:22 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C57D2C77B7C for ; Tue, 9 May 2023 10:24:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235245AbjEIKYg (ORCPT ); Tue, 9 May 2023 06:24:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56486 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235148AbjEIKYW (ORCPT ); Tue, 9 May 2023 06:24:22 -0400 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BD08DD87A; Tue, 9 May 2023 03:24:19 -0700 (PDT) Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 349ANwo1043017; 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Tue, 9 May 2023 05:23:58 -0500 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 349ANvxV061704; Tue, 9 May 2023 05:23:57 -0500 From: Aradhya Bhatia To: Nishanth Menon , Vignesh Raghavendra , Andrew Davis , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Catalin Marinas , Conor Dooley , Will Deacon CC: Devicetree List , Linux Kernel List , Linux ARM Kernel List , Jyri Sarha , Tomi Valkeinen , Praneeth Bajjuri , Rahul T R , Devarsh Thakkar , Jai Luthra , Jayesh Choudhary , Aradhya Bhatia Subject: [PATCH v4 2/2] arm64: defconfig: Enable PWM drivers for TI ECAP and EHRPWM Date: Tue, 9 May 2023 15:53:54 +0530 Message-ID: <20230509102354.10116-3-a-bhatia1@ti.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230509102354.10116-1-a-bhatia1@ti.com> References: <20230509102354.10116-1-a-bhatia1@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" TI's K3 SoCs uses the Enhanced high resolution PWM (EHRPWM) and the ECAP modules for generating PWM signals, used in various application. One such example is controlling the backlight power of the display panels connected to the EVMs. Enable these modules. Signed-off-by: Aradhya Bhatia --- arch/arm64/configs/defconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index a24609e14d50..08679650644d 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -1319,6 +1319,8 @@ CONFIG_PWM_SAMSUNG=3Dy CONFIG_PWM_SL28CPLD=3Dm CONFIG_PWM_SUN4I=3Dm CONFIG_PWM_TEGRA=3Dm +CONFIG_PWM_TIECAP=3Dm +CONFIG_PWM_TIEHRPWM=3Dm CONFIG_PWM_VISCONTI=3Dm CONFIG_SL28CPLD_INTC=3Dy CONFIG_QCOM_PDC=3Dy --=20 2.40.1