From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 BFE70C432C3 for ; Mon, 2 Dec 2019 11:13:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9C66C2176D for ; Mon, 2 Dec 2019 11:13:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727332AbfLBLNC (ORCPT ); Mon, 2 Dec 2019 06:13:02 -0500 Received: from mail-sz.amlogic.com ([211.162.65.117]:34073 "EHLO mail-sz.amlogic.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726330AbfLBLNB (ORCPT ); Mon, 2 Dec 2019 06:13:01 -0500 Received: from droid15-sz.amlogic.com (10.28.8.25) by mail-sz.amlogic.com (10.28.11.5) with Microsoft SMTP Server id 15.1.1591.10; Mon, 2 Dec 2019 19:13:26 +0800 From: Jian Hu To: Jerome Brunet , Neil Armstrong CC: Jian Hu , Kevin Hilman , Rob Herring , Martin Blumenstingl , Michael Turquette , Wolfram Sang , Mark Rutland , Jianxin Pan , , , , , Subject: [PATCH] arm64: dts: meson-a1: add I2C nodes Date: Mon, 2 Dec 2019 19:12:52 +0800 Message-ID: <20191202111253.94872-1-jian.hu@amlogic.com> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.28.8.25] Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org There are four I2C controllers in A1 series, Share the same comptible with AXG.The I2C nodes depend on pinmux and clock controller. Signed-off-by: Jian Hu --- arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 149 ++++++++++++++++++++++ 1 file changed, 149 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi index eab2ecd36aa8..d0a73d953f5e 100644 --- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi @@ -16,6 +16,13 @@ #address-cells = <2>; #size-cells = <2>; + aliases { + i2c0 = &i2c0; + i2c1 = &i2c1; + i2c2 = &i2c2; + i2c3 = &i2c3; + }; + cpus { #address-cells = <2>; #size-cells = <0>; @@ -117,6 +124,46 @@ }; }; + i2c0: i2c@1400 { + compatible = "amlogic,meson-axg-i2c"; + reg = <0x0 0x1400 0x0 0x24>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&clkc_periphs CLKID_I2C_M_A>; + status = "disabled"; + }; + + i2c1: i2c@5c00 { + compatible = "amlogic,meson-axg-i2c"; + reg = <0x0 0x5c00 0x0 0x24>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&clkc_periphs CLKID_I2C_M_B>; + status = "disabled"; + }; + + i2c2: i2c@6800 { + compatible = "amlogic,meson-axg-i2c"; + reg = <0x0 0x6800 0x0 0x24>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&clkc_periphs CLKID_I2C_M_C>; + status = "disabled"; + }; + + i2c3: i2c@6c00 { + compatible = "amlogic,meson-axg-i2c"; + reg = <0x0 0x6c00 0x0 0x24>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&clkc_periphs CLKID_I2C_M_D>; + status = "disabled"; + }; + uart_AO: serial@1c00 { compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart"; @@ -171,3 +218,105 @@ #clock-cells = <0>; }; }; + +&periphs_pinctrl { + i2c0_f11_pins:i2c0-f11 { + mux { + groups = "i2c0_sck_f11", + "i2c0_sda_f12"; + function = "i2c0"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c0_f9_pins:i2c0-f9 { + mux { + groups = "i2c0_sck_f9", + "i2c0_sda_f10"; + function = "i2c0"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c1_x_pins:i2c1-x { + mux { + groups = "i2c1_sck_x", + "i2c1_sda_x"; + function = "i2c1"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c1_a_pins:i2c1-a { + mux { + groups = "i2c1_sck_a", + "i2c1_sda_a"; + function = "i2c1"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c2_x0_pins:i2c2-x0 { + mux { + groups = "i2c2_sck_x0", + "i2c2_sda_x1"; + function = "i2c2"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c2_x15_pins:i2c2-x15 { + mux { + groups = "i2c2_sck_x15", + "i2c2_sda_x16"; + function = "i2c2"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c2_a4_pins:i2c2-a4 { + mux { + groups = "i2c2_sck_a4", + "i2c2_sda_a5"; + function = "i2c2"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c2_a8_pins:i2c2-a8 { + mux { + groups = "i2c2_sck_a8", + "i2c2_sda_a9"; + function = "i2c2"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c3_x_pins:i2c3-x { + mux { + groups = "i2c3_sck_x", + "i2c3_sda_x"; + function = "i2c3"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; + + i2c3_f_pins:i2c3-f { + mux { + groups = "i2c3_sck_f", + "i2c3_sda_f"; + function = "i2c3"; + bias-pull-up; + drive-strength-microamp = <3000>; + }; + }; +}; -- 2.24.0