From patchwork Sat Apr 22 11:39:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Weiss X-Patchwork-Id: 676621 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 07B74C77B7E for ; Sat, 22 Apr 2023 11:40:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229652AbjDVLkC (ORCPT ); Sat, 22 Apr 2023 07:40:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229451AbjDVLkB (ORCPT ); Sat, 22 Apr 2023 07:40:01 -0400 Received: from mail.z3ntu.xyz (mail.z3ntu.xyz [128.199.32.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CBD671FC8; Sat, 22 Apr 2023 04:39:59 -0700 (PDT) Received: from [192.168.178.23] (unknown [62.108.10.64]) by mail.z3ntu.xyz (Postfix) with ESMTPSA id E33A2C4126; Sat, 22 Apr 2023 11:39:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=z3ntu.xyz; s=z3ntu; t=1682163568; bh=4ON6nYYRMHx4lFKX8BnlCFsjoxRKgmTsvbLAUz+qINs=; h=From:Date:Subject:To:Cc; b=CEYAgVaXwuQTFIx91XxjNV1nHTigel1r7l1WYjmlmfv5BOyl7OFIyTXZY5FR74Yfk 4AajuuNOw8SzfGHcNzRXpLXiTXiitCLuu3Z4msV+qGrMGX0WUsvaXjEkArXOR4CxlC +H0MSxyYK6QYJ0X6Izbo0U0jP2VzXTjLIUXgTeHY= From: Luca Weiss Date: Sat, 22 Apr 2023 13:39:16 +0200 Subject: [PATCH] arm64: dts: qcom: Add BLSP DMAs for I2C MIME-Version: 1.0 Message-Id: <20230422-msm8953-blsp-dma-v1-1-0024801bb587@z3ntu.xyz> X-B4-Tracking: v=1; b=H4sIAGPHQ2QC/x2N0QqDMAwAf0XyvICNSnW/MvbQapyBtpMGx0D89 4U93sFxJyhXYYV7c0Llj6i8i4G7NTBvobwYZTEGaqlreyLMmsdp6DAm3XHJAZ3zPXk/DtNKYFk MyhhrKPNmYTlSMrlXXuX7/zye1/UDrySB33cAAAA= To: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, Andy Gross , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Luca Weiss X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=4530; i=luca@z3ntu.xyz; h=from:subject:message-id; bh=4ON6nYYRMHx4lFKX8BnlCFsjoxRKgmTsvbLAUz+qINs=; b=owEBbQKS/ZANAwAIAXLYQ7idTddWAcsmYgBkQ8drwGpA4Flz3H1qKPic0J7y+WVA0qPL4rY9V gTckqIVxEiJAjMEAAEIAB0WIQQ5utIvCCzakboVj/py2EO4nU3XVgUCZEPHawAKCRBy2EO4nU3X VmP5D/9h8dtAS/7sHgOM12VeVGV3Sexu85JWFXgPoufs6wgQF7vccOa2gboX/MF9YBmOv2yWcqp E0/n5qiRbV2G5xEYynqY93ktCFFrnWlGAXRuyR1PwalBd3kpGu1Avw/g1u3GuMrUuauDoqF1R+2 13k9UoNep4mfCZ3jvdnF+8TvAhFDyqjKIwXBwgx1Gjv24u7XZUJ7mwLbP11ud1sslkA6c6FWPoU o+IwU7fa6Nqz3eYkurs5/rWruFCXA6Fkfygr5uoe0kNorRQo8Rwsr5xKfwmzZG0HgFIQLm8Ie0W sLLN8Uf9dXzZM7Y/d4m3yZJZuiAsn8/0cKds2YNpqWYodvDDC2Qy6GyQcMJk+XJjXcnMozXjO1J 4x5oFqKZdj4NYbY6av5UK0a19H61Sd55x+iA4bQXGy57EaX1wDYpn12NthcrKHN/PfQ5rlkhw48 4if9MiS/ow9Lw8Vjk8CBPuqR51z7//LJv/2uNNEiEzFCtMGZAlpT1htFMzd2DFGYFGjI8O0Fumq AmG5RGgOXgdhhilhuJZPuLha5qSuhjVrC2PTa56kfby70MuPGuGCpD2gkikWu7bz+1OQctgSviW 2bxKMkdF/rF2970T1HnnbepftrggrQmmqeFD8rUBLypc7octzwft8NZcpLaq9UKKSmb7MtbgMbD ma7bZV0Po2j12sg== X-Developer-Key: i=luca@z3ntu.xyz; a=openpgp; fpr=BD04DA24C971B8D587B2B8D7FAF69CF6CD2D02CD Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org MSM8953 has two DMA controllers for the various I2C, SPI and UART busses. Add the nodes and configure all the I2C nodes so that the driver can use the DMA. Signed-off-by: Luca Weiss --- arch/arm64/boot/dts/qcom/msm8953.dtsi | 48 +++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) --- base-commit: 347e9b4e41bfff51993807962eb1082f6d8ab439 change-id: 20230422-msm8953-blsp-dma-1174277859f2 Best regards, diff --git a/arch/arm64/boot/dts/qcom/msm8953.dtsi b/arch/arm64/boot/dts/qcom/msm8953.dtsi index 602cb188a635..c9b589353918 100644 --- a/arch/arm64/boot/dts/qcom/msm8953.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8953.dtsi @@ -1274,6 +1274,19 @@ opp-200000000 { }; }; + blsp1_dma: dma-controller@7884000 { + compatible = "qcom,bam-v1.7.0"; + reg = <0x07884000 0x1f000>; + interrupts = ; + clocks = <&gcc GCC_BLSP1_AHB_CLK>; + clock-names = "bam_clk"; + num-channels = <12>; + #dma-cells = <1>; + qcom,ee = <0>; + qcom,num-ees = <4>; + qcom,controlled-remotely; + }; + uart_0: serial@78af000 { compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm"; reg = <0x078af000 0x200>; @@ -1292,6 +1305,8 @@ i2c_1: i2c@78b5000 { clock-names = "core", "iface"; clocks = <&gcc GCC_BLSP1_QUP1_I2C_APPS_CLK>, <&gcc GCC_BLSP1_AHB_CLK>; + dmas = <&blsp1_dma 4>, <&blsp1_dma 5>; + dma-names = "tx", "rx"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c_1_default>; @@ -1310,6 +1325,8 @@ i2c_2: i2c@78b6000 { clock-names = "core", "iface"; clocks = <&gcc GCC_BLSP1_QUP2_I2C_APPS_CLK>, <&gcc GCC_BLSP1_AHB_CLK>; + dmas = <&blsp1_dma 6>, <&blsp1_dma 7>; + dma-names = "tx", "rx"; pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c_2_default>; @@ -1328,6 +1345,9 @@ i2c_3: i2c@78b7000 { clock-names = "core", "iface"; clocks = <&gcc GCC_BLSP1_QUP3_I2C_APPS_CLK>, <&gcc GCC_BLSP1_AHB_CLK>; + dmas = <&blsp1_dma 8>, <&blsp1_dma 9>; + dma-names = "tx", "rx"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c_3_default>; pinctrl-1 = <&i2c_3_sleep>; @@ -1345,6 +1365,9 @@ i2c_4: i2c@78b8000 { clock-names = "core", "iface"; clocks = <&gcc GCC_BLSP1_QUP4_I2C_APPS_CLK>, <&gcc GCC_BLSP1_AHB_CLK>; + dmas = <&blsp2_dma 10>, <&blsp2_dma 11>; + dma-names = "tx", "rx"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c_4_default>; pinctrl-1 = <&i2c_4_sleep>; @@ -1355,6 +1378,19 @@ i2c_4: i2c@78b8000 { status = "disabled"; }; + blsp2_dma: dma-controller@7ac4000 { + compatible = "qcom,bam-v1.7.0"; + reg = <0x07ac4000 0x1f000>; + interrupts = ; + clocks = <&gcc GCC_BLSP2_AHB_CLK>; + clock-names = "bam_clk"; + num-channels = <12>; + #dma-cells = <1>; + qcom,ee = <0>; + qcom,num-ees = <4>; + qcom,controlled-remotely; + }; + i2c_5: i2c@7af5000 { compatible = "qcom,i2c-qup-v2.2.1"; reg = <0x07af5000 0x600>; @@ -1362,6 +1398,9 @@ i2c_5: i2c@7af5000 { clock-names = "core", "iface"; clocks = <&gcc GCC_BLSP2_QUP1_I2C_APPS_CLK>, <&gcc GCC_BLSP2_AHB_CLK>; + dmas = <&blsp2_dma 4>, <&blsp2_dma 5>; + dma-names = "tx", "rx"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c_5_default>; pinctrl-1 = <&i2c_5_sleep>; @@ -1379,6 +1418,9 @@ i2c_6: i2c@7af6000 { clock-names = "core", "iface"; clocks = <&gcc GCC_BLSP2_QUP2_I2C_APPS_CLK>, <&gcc GCC_BLSP2_AHB_CLK>; + dmas = <&blsp2_dma 6>, <&blsp2_dma 7>; + dma-names = "tx", "rx"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c_6_default>; pinctrl-1 = <&i2c_6_sleep>; @@ -1396,6 +1438,9 @@ i2c_7: i2c@7af7000 { clock-names = "core", "iface"; clocks = <&gcc GCC_BLSP2_QUP3_I2C_APPS_CLK>, <&gcc GCC_BLSP2_AHB_CLK>; + dmas = <&blsp2_dma 8>, <&blsp2_dma 9>; + dma-names = "tx", "rx"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c_7_default>; pinctrl-1 = <&i2c_7_sleep>; @@ -1413,6 +1458,9 @@ i2c_8: i2c@7af8000 { clock-names = "core", "iface"; clocks = <&gcc GCC_BLSP2_QUP4_I2C_APPS_CLK>, <&gcc GCC_BLSP2_AHB_CLK>; + dmas = <&blsp2_dma 10>, <&blsp2_dma 11>; + dma-names = "tx", "rx"; + pinctrl-names = "default", "sleep"; pinctrl-0 = <&i2c_8_default>; pinctrl-1 = <&i2c_8_sleep>;