From patchwork Fri Nov 6 10:08:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gregory CLEMENT X-Patchwork-Id: 11886733 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D605216C1 for ; Fri, 6 Nov 2020 10:13:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BD14D206DC for ; Fri, 6 Nov 2020 10:13:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726165AbgKFKNn (ORCPT ); Fri, 6 Nov 2020 05:13:43 -0500 Received: from mslow2.mail.gandi.net ([217.70.178.242]:55972 "EHLO mslow2.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725868AbgKFKNn (ORCPT ); Fri, 6 Nov 2020 05:13:43 -0500 Received: from relay12.mail.gandi.net (unknown [217.70.178.232]) by mslow2.mail.gandi.net (Postfix) with ESMTP id EC4F33B21E1 for ; Fri, 6 Nov 2020 10:09:25 +0000 (UTC) Received: from localhost (91-175-115-186.subs.proxad.net [91.175.115.186]) (Authenticated sender: gregory.clement@bootlin.com) by relay12.mail.gandi.net (Postfix) with ESMTPSA id 4812F20001B; Fri, 6 Nov 2020 10:09:01 +0000 (UTC) From: Gregory CLEMENT To: Alexandre Belloni , Microchip Linux Driver Support , Thomas Bogendoerfer , linux-mips@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org Cc: Thomas Petazzoni , Lars Povlsen , , Gregory CLEMENT Subject: [PATCH 5/9] MIPS: mscc: Add luton dtsi Date: Fri, 6 Nov 2020 11:08:45 +0100 Message-Id: <20201106100849.969240-7-gregory.clement@bootlin.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201106100849.969240-1-gregory.clement@bootlin.com> References: <20201106100849.969240-1-gregory.clement@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org Add a device tree include file for the Microsemi Luton SoC which belongs to same family of the Ocelot SoC. It is based on the work of Lars Povlsen . Signed-off-by: Gregory CLEMENT --- arch/mips/boot/dts/mscc/luton.dtsi | 116 +++++++++++++++++++++++++++++ 1 file changed, 116 insertions(+) create mode 100644 arch/mips/boot/dts/mscc/luton.dtsi diff --git a/arch/mips/boot/dts/mscc/luton.dtsi b/arch/mips/boot/dts/mscc/luton.dtsi new file mode 100644 index 000000000000..2a170b84c5a9 --- /dev/null +++ b/arch/mips/boot/dts/mscc/luton.dtsi @@ -0,0 +1,116 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* Copyright (c) 2020 Microsemi Corporation */ + +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "mscc,luton"; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + compatible = "mips,mips24KEc"; + device_type = "cpu"; + clocks = <&cpu_clk>; + reg = <0>; + }; + }; + + aliases { + serial0 = &uart0; + }; + + cpuintc: interrupt-controller { + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + compatible = "mti,cpu-interrupt-controller"; + }; + + cpu_clk: cpu-clock { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <416666666>; + }; + + ahb_clk: ahb-clk { + compatible = "fixed-factor-clock"; + #clock-cells = <0>; + clocks = <&cpu_clk>; + clock-div = <2>; + clock-mult = <1>; + }; + + ahb@60000000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x60000000 0x20000000>; + + interrupt-parent = <&intc>; + + cpu_ctrl: syscon@10000000 { + compatible = "mscc,ocelot-cpu-syscon", "syscon"; + reg = <0x10000000 0x2c>; + }; + + intc: interrupt-controller@10000084 { + compatible = "mscc,luton-icpu-intr"; + reg = <0x10000084 0x70>; + #interrupt-cells = <1>; + interrupt-controller; + interrupt-parent = <&cpuintc>; + interrupts = <2>; + }; + + uart0: serial@10100000 { + pinctrl-0 = <&uart_pins>; + pinctrl-names = "default"; + compatible = "ns16550a"; + reg = <0x10100000 0x20>; + interrupts = <6>; + clocks = <&ahb_clk>; + reg-io-width = <4>; + reg-shift = <2>; + + status = "disabled"; + }; + + i2c0: i2c@10100400 { + compatible = "mscc,ocelot-i2c", "snps,designware-i2c"; + pinctrl-0 = <&i2c_pins>; + pinctrl-names = "default"; + reg = <0x10100400 0x100>, <0x100002a4 0x8>; + #address-cells = <1>; + #size-cells = <0>; + interrupts = <11>; + clocks = <&ahb_clk>; + + status = "disabled"; + }; + + gpio: pinctrl@70068 { + compatible = "mscc,luton-pinctrl"; + reg = <0x70068 0x28>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&gpio 0 0 32>; + interrupt-controller; + interrupts = <13>; + #interrupt-cells = <2>; + + i2c_pins: i2c-pins { + pins = "GPIO_5", "GPIO_6"; + function = "twi"; + }; + + uart_pins: uart-pins { + pins = "GPIO_30", "GPIO_31"; + function = "uart"; + }; + + }; + }; +};