From patchwork Fri Dec 17 11:23:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696632 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E288EC433F5 for ; Fri, 17 Dec 2021 11:26:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Kovsm8CoXllAwSA6Y3Q2blizH9d57K901HV5YryqQ24=; b=qdNfaqXwvM5MOC /rrXDu3wid7tKuCtARpHmg+TNz8btzF4DIGxhDWOwMyTx+BmTzhiilikO1MPjZ0YKboWomxL3rTWw OX98I72svPvy2bxqNpAL5hKC06gTb4x6aptKYzjcI5VYf1qfyzsR8WGXP6dN1Hwp+uqKjYz3qgLUx upmZ8S1GJHs+nk1gW62n00zPmdGfvYXuMRV04sGB8jcFScRH/53hD9SGZjpliCnMY11Lv49QctCpm DfeOjDqRM8sTrYCfpi4b71Vyqu+zDEsejR4t9MKaQRula209dpxy2+nWgERyyUTKGDWaLlxYVBZsv r0MFjjLhk5E68dNDp1mA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBMm-009n8I-QF; Fri, 17 Dec 2021 11:25:38 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLE-009mbo-2C for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:24:02 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=DcbP8XXWf5wA/EHUK5gDuBqB3xYKUZKXikbNc0uUTaY=; b=jz9RsG4tI+Itg3tyohwc490c/H zES3QxR72ipebjtPmqnpkkG9hCIiylCS3uqpdbcJkPurZ4WOn7MkrPbNKS7WjiOHIW9WccfRI5ecy SWJytalhgbOAKDOJNvQ3xqsu1IfJ9flCGmZSiDAjCghEYcvfdi6PjW8Tg2Dj6i7KUKJc=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBL9-000742-ND; Fri, 17 Dec 2021 12:23:55 +0100 From: Felix Fietkau To: Rob Herring Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 01/14] dt-bindings: Add vendor prefix for Airoha Date: Fri, 17 Dec 2021 12:23:31 +0100 Message-Id: <20211217112345.14029-2-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032400_341896_BA74416A X-CRM114-Status: UNSURE ( 7.71 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin Add vendor prefix "airoha" for Airoha, a subsidiary of MediaTek Acked-by: Rob Herring Signed-off-by: John Crispin Signed-off-by: Bert Vermeulen --- Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index 66d6432fd781..025df36aee5f 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -59,6 +59,8 @@ patternProperties: description: Aeroflex Gaisler AB "^aesop,.*": description: AESOP Embedded Forum + "^airoha,.*": + description: Airoha "^al,.*": description: Annapurna Labs "^alcatel,.*": From patchwork Fri Dec 17 11:23:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696631 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E24C0C433F5 for ; Fri, 17 Dec 2021 11:26:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ttmRQKHeyuEiHfTyVFNaLO3cE51TDENWwrioFPVbH58=; b=nGuvJ0nCXW5wUz WYaBDuqVsnuxzgmbSjU9o7gtGV67zEP6TE3B/kwPSp7odGoN1L6GQ5ZUog0mhwlSAXJes+L4JJflg VyeicRj5D1jk4ELhfVVvZolfZwOsnDm7goQZLDAC/FpnQc94fwjLwoPOhX7/538VWzKVX7Xj9uHUf 6gPqKLJWlH7gO4ZpE4gNiYVBu2KqQlkuPlCPIbC02xg++S3A/6pFoPo49zezw8PmyuNJ1Ug/+YK6r 6kk/kgmxQ0PzXxvBLgKJ4lIcGYvUbR4cKJCMZ6SNriAGgoLmbk5LF6Kj4/py2vjojYaTInjwYvUN6 ZBXrvbaWbIXKeSn3Hm7g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLz-009msP-Bo; Fri, 17 Dec 2021 11:24:48 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLD-009mbj-IK for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:24:01 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=nUSlPxq9cI8SGtTbOTGvLmDhrd4m3sHfyKCnFvnVWTA=; b=HCuIpbtb811lbemxISI27B3yZY sQSX6EaTcE5DNmbwc1mhRv5BE+afiGaRuymzafN41nh/DQe/5GVtdhDsU0tl/Ep51tWxYGdtqtTVk lGbVv6uDFug4Rb+uBPmeD44ISLa7qunNT1jiE6wjCTPIW+hksvRXt9WKBbeKnxi4N0Og=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLA-000742-Jk; Fri, 17 Dec 2021 12:23:56 +0100 From: Felix Fietkau To: Rob Herring , John Crispin Cc: linux-arm-kernel@lists.infradead.org, Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 02/14] dt-bindings: arm: airoha: Add binding for EN7523 SoC and EVB Date: Fri, 17 Dec 2021 12:23:32 +0100 Message-Id: <20211217112345.14029-3-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032359_968281_69EE1337 X-CRM114-Status: GOOD ( 10.86 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin Add devicetree binding for Airoha EN7523 SoC and evaluation board. Reviewed-by: Rob Herring Signed-off-by: John Crispin Signed-off-by: Bert Vermeulen Signed-off-by: Felix Fietkau --- .../devicetree/bindings/arm/airoha.yaml | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/airoha.yaml diff --git a/Documentation/devicetree/bindings/arm/airoha.yaml b/Documentation/devicetree/bindings/arm/airoha.yaml new file mode 100644 index 000000000000..fc19b1a6f37b --- /dev/null +++ b/Documentation/devicetree/bindings/arm/airoha.yaml @@ -0,0 +1,28 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/airoha.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Airoha SoC based Platforms Device Tree Bindings + +maintainers: + - Felix Fietkau + - John Crispin + +description: + Boards with an Airoha SoC shall have the following properties. + +properties: + $nodename: + const: '/' + compatible: + oneOf: + - items: + - enum: + - airoha,en7523-evb + - const: airoha,en7523 + +additionalProperties: true + +... From patchwork Fri Dec 17 11:23:33 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696633 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 163B3C433F5 for ; Fri, 17 Dec 2021 11:27:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=HcskVtijZruzQILyoIvtAOFFHDXEVwa2w8S/OVapNAs=; b=3HQ1wcHN1SX/AG MVffMIICoSYKDOcJq/ii5LsUU4deQ7n/tNwnz4Q0HbifH13g0g8nK1BiOja8EPsGk7HoGoNECfXKU a5igwmg7qnmaFfkA9UDYDdh1AdX7ekQhTcmU4n0hAec3Ti64aRVAB9NWZHtPJ3/LOBa5cvX5ZOyqv vvNGBid88KfQyFeYDg2+9pOaQDVkOxVmPH+XYvlQrwfqX3pxpU3hRXgcSXvY6z95DKATQEXCqVQN/ 6y627/t4JAaYFjQTcmh4UCtaXa/ysYRk2TMHS7gGb6ar1g3gJaCdkFzHl52ONB2K798FQ2JmAyQzT BtYfPRKEAo8pN8NmGdJg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBNO-009nOO-0c; Fri, 17 Dec 2021 11:26:14 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLF-009mcr-Vq for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:24:03 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=/JIY3yHyO9Ic+FTSLbwpiGjIl+cA4Gwf8BAl8I7yFs0=; b=TL0dIe5JJpTSW5P7ArWHoEqWPD ToN2ItX1d1JFliMyCNYWotAvd0NQTytZoj61FG++T3/BZbMq8CyiKd4tT1t7PIRafI+3n9oIHYP+P zQxVlqwWoB8v4ug/rRoGT4l8uldYfkEx7OzDEx7fUGCbdPr8UzXQ/t19hRagrXbXUJ9k=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLB-000742-Vw; Fri, 17 Dec 2021 12:23:58 +0100 From: Felix Fietkau To: Arnd Bergmann , Olof Johansson , soc@kernel.org, Rob Herring Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 03/14] ARM: dts: Add basic support for Airoha EN7523 Date: Fri, 17 Dec 2021 12:23:33 +0100 Message-Id: <20211217112345.14029-4-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032402_238522_5821A8BA X-CRM114-Status: GOOD ( 14.91 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin Add basic support for Airoha EN7523, enough for booting to console. The UART is basically 8250-compatible, except for the clock selection. A clock-frequency value is synthesized to get this to run at 115200 bps. Signed-off-by: John Crispin Signed-off-by: Bert Vermeulen --- arch/arm/boot/dts/Makefile | 2 + arch/arm/boot/dts/en7523-evb.dts | 27 ++++++++ arch/arm/boot/dts/en7523.dtsi | 114 +++++++++++++++++++++++++++++++ 3 files changed, 143 insertions(+) create mode 100644 arch/arm/boot/dts/en7523-evb.dts create mode 100644 arch/arm/boot/dts/en7523.dtsi diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 0de64f237cd8..81cb49f8d6fd 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -186,6 +186,8 @@ dtb-$(CONFIG_ARCH_DAVINCI) += \ da850-lego-ev3.dtb dtb-$(CONFIG_ARCH_DIGICOLOR) += \ cx92755_equinox.dtb +dtb-$(CONFIG_ARCH_AIROHA) += \ + en7523-evb.dtb dtb-$(CONFIG_ARCH_EXYNOS3) += \ exynos3250-artik5-eval.dtb \ exynos3250-monk.dtb \ diff --git a/arch/arm/boot/dts/en7523-evb.dts b/arch/arm/boot/dts/en7523-evb.dts new file mode 100644 index 000000000000..69754ef9a628 --- /dev/null +++ b/arch/arm/boot/dts/en7523-evb.dts @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/dts-v1/; + +/* Bootloader installs ATF here */ +/memreserve/ 0x80000000 0x200000; + +#include "en7523.dtsi" + +/ { + model = "Airoha EN7523 Evaluation Board"; + compatible = "airoha,en7523-evb", "airoha,en7523"; + + aliases { + serial0 = &uart1; + }; + + chosen { + bootargs = "console=ttyS0,115200 earlycon"; + stdout-path = "serial0:115200n8"; + linux,usable-memory-range = <0x80200000 0x1fe00000>; + }; + + memory@80000000 { + device_type = "memory"; + reg = <0x80000000 0x20000000>; + }; +}; diff --git a/arch/arm/boot/dts/en7523.dtsi b/arch/arm/boot/dts/en7523.dtsi new file mode 100644 index 000000000000..7e17311a3f90 --- /dev/null +++ b/arch/arm/boot/dts/en7523.dtsi @@ -0,0 +1,114 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + +#include +#include + +/ { + interrupt-parent = <&gic>; + #address-cells = <1>; + #size-cells = <1>; + + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + npu_binary@84000000 { + no-map; + reg = <0x84000000 0xA00000>; + }; + + npu_flag@84B0000 { + no-map; + reg = <0x84B00000 0x100000>; + }; + + npu_pkt@85000000 { + no-map; + reg = <0x85000000 0x1A00000>; + }; + + npu_phyaddr@86B00000 { + no-map; + reg = <0x86B00000 0x100000>; + }; + + npu_rxdesc@86D00000 { + no-map; + reg = <0x86D00000 0x100000>; + }; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu-map { + cluster0 { + core0 { + cpu = <&cpu0>; + }; + core1 { + cpu = <&cpu1>; + }; + }; + }; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x0>; + enable-method = "psci"; + clock-frequency = <80000000>; + next-level-cache = <&L2_0>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x1>; + enable-method = "psci"; + clock-frequency = <80000000>; + next-level-cache = <&L2_0>; + }; + + L2_0: l2-cache0 { + compatible = "cache"; + }; + }; + + gic: interrupt-controller@9000000 { + compatible = "arm,gic-v3"; + interrupt-controller; + #interrupt-cells = <3>; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x09000000 0x20000>, <0x09080000 0x80000>; + interrupts = ; + }; + + timer { + compatible = "arm,armv7-timer"; + interrupt-parent = <&gic>; + interrupts = , + , + , + ; + clock-frequency = <25000000>; + }; + + uart1: serial@1fbf0000 { + compatible = "ns16550"; + reg = <0x1fbf0000 0x30>; + reg-io-width = <4>; + reg-shift = <2>; + interrupts = ; + clock-frequency = <1843200>; + status = "okay"; + }; +}; From patchwork Fri Dec 17 11:23:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696635 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 47CB2C433EF for ; Fri, 17 Dec 2021 11:29:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=NRo/gimZsUZxp7/hvALDoqekhIH7ELpYlG4mGyV4gBE=; b=GwER6j+G1vsyG1 GlvooqgyEcoA76QHHXGofzJBp1ueqVPmm//HPmtv60EEso0MFyvfJFqJyRkU0AeQkuDhc+UAjFFDI sVMQZyrq2KNZvVBVIh+1ZkZXNiJkaYNG0tlDqxsH6IztelHowUa6hAiPSQMV5RamWx5gmtgZFs8Dj zRU8L3f+efmWGfHhMWYzeWYKKnrbgW2zylTU8i8fuXZcbCl31wmPYkUs3S0ftlDbXvjCRm7ocTUQh WVMXU7KmGdDYlc4wKP/xJYMc4wtQo2dZTylaA9DsVQXwT+ODagZj66R2nVFR9pG9Eu9ZX5ikbC17+ n0oMPk3o+RiIX3Ir2Y4g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBOv-009nyJ-Rm; Fri, 17 Dec 2021 11:27:50 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLI-009mee-Om for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:24:06 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=i2Qj61KLD4VR9+7A9y4uzBxX20QCQc82jFHVsYfBwYk=; b=S/wDDeXLlR5CFhQ97jLRPwZZPs T9jC7qP0XA1yVETIaNdvjJTvEloevanITXQb3VafWsK+H/tSwlhOMXkWTQpdPeogjG8uv8oUhV8vK pRr2aF8HfouoGF6+PrJzGkrLjygkiI70CNwJcZD1sy6FfP2userz5MBVVobfBrAVAxwQ=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLC-000742-RZ; Fri, 17 Dec 2021 12:23:58 +0100 From: Felix Fietkau To: Russell King Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 04/14] ARM: Add basic support for Airoha EN7523 SoC Date: Fri, 17 Dec 2021 12:23:34 +0100 Message-Id: <20211217112345.14029-5-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032405_032089_BC00D6BB X-CRM114-Status: UNSURE ( 9.62 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin EN7523 is an armv8 based silicon used inside broadband access type devices such as xPON and xDSL. It shares various silicon blocks with MediaTek silicon such as the MT7622. Signed-off-by: John Crispin Signed-off-by: Bert Vermeulen --- arch/arm/Kconfig | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index f0f9e8bec83a..8dcd05ef31cc 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -573,6 +573,18 @@ config ARCH_VIRT select HAVE_ARM_ARCH_TIMER select ARCH_SUPPORTS_BIG_ENDIAN +config ARCH_AIROHA + bool "Airoha SoC Support" + depends on ARCH_MULTI_V7 + select ARM_AMBA + select ARM_GIC + select ARM_GIC_V3 + select ARM_PSCI + select HAVE_ARM_ARCH_TIMER + select COMMON_CLK + help + Support for Airoha EN7523 SoCs + # # This is sorted alphabetically by mach-* pathname. However, plat-* # Kconfigs may be included either alphabetically (according to the From patchwork Fri Dec 17 11:23:35 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696637 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 01487C433EF for ; Fri, 17 Dec 2021 11:30:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Kme6CUcD71LoAOlmcfsZ0WTaq5V+eT3BiMlQg0vT8h8=; b=GK/OtJJer0EdAA y++G8Uh6C+QSsUD4v0eB3tmwWX9ErXzWhycWdQwiBcfhWGoNE4gMIxAP4VWdB8QPuB61HsrxaKSYO Ry5uxj9H47k0LFyJbKzg8TkSoeZIHn3dAQ5grK09K9Nq56DFKhL7GvKmPvHGjt/FiThOxcYb1V0AO 0y1SEZ5WTpOGK3/ukzZcAfOIIW5MsQyUbLvio3Iag7OIy836XQvEXoXkdUA1YPzXYnKrUtQ7NZRhH ixiCvo6qByGkLy8o7+Oj+5doR8jfm6bmygwa8S/8x8fpowXe4rWjEyQzrj5OeYLyA7ATjCfIyCEwl ic//I9vja/YG8xh6ObnA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBQT-009obj-JY; Fri, 17 Dec 2021 11:29:26 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLK-009mf9-Dq for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:24:07 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=Ws5CMvvXK2iwwpFRwFThAu9V5CUMdaK28FVEMb3feH0=; b=WVJDWcyt4oGeRQpYxgn+PnA1b2 CHDmprYejPoTqlE5QGKsYD/RLcXA3mt4UifMCZtjieOsmeyBtxx9E8wP31YEVqhuzrGrvDEMlEanr 8Ck2Vj9F28AHntDAZHyFlMNPToE01uc2UJZUMmrRiPZvtUp+y/oJK4fESBNMi/gRDqnk=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLD-000742-HP; Fri, 17 Dec 2021 12:23:59 +0100 From: Felix Fietkau To: Russell King Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 05/14] ARM: multi_v7_defconfig: Add support for Airoha EN7523 SoC Date: Fri, 17 Dec 2021 12:23:35 +0100 Message-Id: <20211217112345.14029-6-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032406_681927_5FC110D7 X-CRM114-Status: UNSURE ( 8.51 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin This enables basic bootup support for the Airoha EN7523 SoC. Signed-off-by: John Crispin --- arch/arm/configs/multi_v7_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig index c951aeed2138..912b3d60325b 100644 --- a/arch/arm/configs/multi_v7_defconfig +++ b/arch/arm/configs/multi_v7_defconfig @@ -32,6 +32,7 @@ CONFIG_MACH_BERLIN_BG2=y CONFIG_MACH_BERLIN_BG2CD=y CONFIG_MACH_BERLIN_BG2Q=y CONFIG_ARCH_DIGICOLOR=y +CONFIG_ARCH_AIROHA=y CONFIG_ARCH_EXYNOS=y CONFIG_ARCH_HIGHBANK=y CONFIG_ARCH_HISI=y From patchwork Fri Dec 17 11:23:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696634 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0D104C433F5 for ; Fri, 17 Dec 2021 11:28:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jLoGnuy0WlYpTrZ8O5dghM+gSz4iAJHOvNmop2FnR20=; b=X+HxwEJ5QMuZxk FbNQOURwbSmtzQVCtz82GxYbAjh0tfViZH0yZIFSz96MzjF24y9TYlWBm6X2wbOs1b5eclCOiceUW mzGuor+bwENk8ljJ+JJJ59zw3f8+Tb/s62amfNlOORzprp9GRnVNYgw77uQ0aWDkRiaAfzkFyiLwK bs4e1YFp5C5K/SKLBiliEZj/CpOkl4C28SiVzbjPv0QZHdIIu3LISXUi94/pP/mYXZOdT440tV6oS gVeksehuY2mzFOvwn242qCpdJRY6yvvD/8y5ooREoyV9W2ZIoiFY8bvetflULjFKW/3ACcUA3TPaz VjzKg3tOdEvoZBEm/veg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBOA-009nh8-Em; Fri, 17 Dec 2021 11:27:03 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLH-009mdO-8U for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:24:05 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=o38Too+brEX0K8dHr9ywVgSSyDY9PqBBzKDabVo3xNE=; b=Qkg+mkmpTt7Xn34NSO4bM4MJwq qU4K80A2bIJC8CTmi5f4UlkQ7kIu259U32BmeZs1CTOvvU4a2SPqJRkjLbSNNI9Hq/YO/4Bwp/yrk pcW6pgrF4IG6DiukFNq52Lprro+W/++TxF2bdyHC8HWycPf4TnH8ytVA9wSw4P+ZA1HI=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLE-000742-Sv; Fri, 17 Dec 2021 12:24:00 +0100 From: Felix Fietkau To: Michael Turquette , Stephen Boyd , Rob Herring Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, Rob Herring , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 06/14] dt-bindings: Add en7523-scu device tree binding documentation Date: Fri, 17 Dec 2021 12:23:36 +0100 Message-Id: <20211217112345.14029-7-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032403_529729_DCF985A3 X-CRM114-Status: GOOD ( 14.24 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin Adds device tree binding documentation for clocks in the EN7523 SOC. Reviewed-by: Rob Herring Signed-off-by: Felix Fietkau Signed-off-by: John Crispin --- .../bindings/clock/airoha,en7523-scu.yaml | 58 +++++++++++++++++++ include/dt-bindings/clock/en7523-clk.h | 17 ++++++ 2 files changed, 75 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/airoha,en7523-scu.yaml create mode 100644 include/dt-bindings/clock/en7523-clk.h diff --git a/Documentation/devicetree/bindings/clock/airoha,en7523-scu.yaml b/Documentation/devicetree/bindings/clock/airoha,en7523-scu.yaml new file mode 100644 index 000000000000..79660f8126fa --- /dev/null +++ b/Documentation/devicetree/bindings/clock/airoha,en7523-scu.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/airoha,en7523-scu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: EN7523 Clock Device Tree Bindings + +maintainers: + - Felix Fietkau + - John Crispin + +description: | + This node defines the System Control Unit of the EN7523 SoC, + a collection of registers configuring many different aspects of the SoC. + + The clock driver uses it to read and configure settings of the + PLL controller, which provides clocks for the CPU, the bus and + other SoC internal peripherals. + + Each clock is assigned an identifier and client nodes use this identifier + to specify which clock they consume. + + All these identifiers can be found in: + [1]: . + + The clocks are provided inside a system controller node. + +properties: + compatible: + items: + - const: airoha,en7523-scu + + reg: + maxItems: 2 + + "#clock-cells": + description: + The first cell indicates the clock number, see [1] for available + clocks. + const: 1 + +required: + - compatible + - reg + - '#clock-cells' + +additionalProperties: false + +examples: + - | + #include + scu: scu@1fa20000 { + compatible = "airoha,en7523-scu"; + reg = <0x1fa20000 0x400>, + <0x1fb00000 0x1000>; + #clock-cells = <1>; + }; diff --git a/include/dt-bindings/clock/en7523-clk.h b/include/dt-bindings/clock/en7523-clk.h new file mode 100644 index 000000000000..717d23a5e5ae --- /dev/null +++ b/include/dt-bindings/clock/en7523-clk.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ + +#ifndef _DT_BINDINGS_CLOCK_AIROHA_EN7523_H_ +#define _DT_BINDINGS_CLOCK_AIROHA_EN7523_H_ + +#define EN7523_CLK_GSW 0 +#define EN7523_CLK_EMI 1 +#define EN7523_CLK_BUS 2 +#define EN7523_CLK_SLIC 3 +#define EN7523_CLK_SPI 4 +#define EN7523_CLK_NPU 5 +#define EN7523_CLK_CRYPTO 6 +#define EN7523_CLK_PCIE 7 + +#define EN7523_NUM_CLOCKS 8 + +#endif /* _DT_BINDINGS_CLOCK_AIROHA_EN7523_H_ */ From patchwork Fri Dec 17 11:23:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696638 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 94146C433F5 for ; Fri, 17 Dec 2021 11:31:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=11xr5GkQ+x1jF++W9vGblK+NtJvduJhidAxT8SLUubs=; b=KowYhPID4uZTIi WqbCiVVKZsJAHLU8KEs0GWDMC/THsL3ImX3xKd2k50vL2bbg6lAgEIvsk4SXutedKBQWnOZwaxZUw tbyO9ewTSkLgTsGh9n3Nrs3HYQaUO16VyDDQWrqICso6ZVskKdLZF7YoD1XA1S+lf/U1Lq8G+rMOD 7tq4AgvDPGkZg0mbnAKL1MLprHXlb7YPk9fzT+vVELcqNQ9mXBEz4FvvELazqBTMP5vIzVh5lEIZ9 gUhWDpfaGhevkfL3oZmmpDyhPtwfAQTG90ogEh2ZG+gd7WrR8urHlfQRJGp6bkutc8a99suJ1bPOz m+G0onMMahqRn6XJxO5Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBRE-009ou0-Go; Fri, 17 Dec 2021 11:30:13 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLJ-009meu-Rt for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:24:08 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=MjZ6oZTdnHMhGRUGH7A8D7kh46SluZ6kjjbVBN1Fgdo=; b=Ka4rGmHQvgwkuihJsMLr2O4v3L qQIh9o81hy3J+8lhqmcYBBeYOYb0MBoQbia/C+w7HV20rn5AJJk0ekPvVRw0IgnXBKU1fC4L84DX5 QwQ3Bc2BbFDqHI1SWA3Uq+I8B1aitI/uqheNjrUo1Eq1egXY/7IBcBbMo3RY8gqn8XDw=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLG-000742-CD; Fri, 17 Dec 2021 12:24:02 +0100 From: Felix Fietkau To: Michael Turquette , Stephen Boyd Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v7 07/14] clk: en7523: Add clock driver for Airoha EN7523 SoC Date: Fri, 17 Dec 2021 12:23:37 +0100 Message-Id: <20211217112345.14029-8-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032406_141777_C9A71491 X-CRM114-Status: GOOD ( 23.95 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This driver only registers fixed rate clocks, since the clocks are fully initialized by the boot loader and should not be changed later, according to Airoha. Signed-off-by: Felix Fietkau Reported-by: kernel test robot --- drivers/clk/Kconfig | 9 + drivers/clk/Makefile | 1 + drivers/clk/clk-en7523.c | 350 +++++++++++++++++++++++++++++++++++++++ 3 files changed, 360 insertions(+) create mode 100644 drivers/clk/clk-en7523.c diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index c5b3dc97396a..c973ac1a4890 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -192,6 +192,15 @@ config COMMON_CLK_CS2000_CP help If you say yes here you get support for the CS2000 clock multiplier. +config COMMON_CLK_EN7523 + bool "Clock driver for Airoha EN7523 SoC system clocks" + depends on OF + depends on ARCH_AIROHA || COMPILE_TEST + default ARCH_AIROHA + help + This driver provides the fixed clocks and gates present on Airoha + ARM silicon. + config COMMON_CLK_FSL_FLEXSPI tristate "Clock driver for FlexSPI on Layerscape SoCs" depends on ARCH_LAYERSCAPE || COMPILE_TEST diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile index e42312121e51..be11d88c1603 100644 --- a/drivers/clk/Makefile +++ b/drivers/clk/Makefile @@ -27,6 +27,7 @@ obj-$(CONFIG_COMMON_CLK_CDCE925) += clk-cdce925.o obj-$(CONFIG_ARCH_CLPS711X) += clk-clps711x.o obj-$(CONFIG_COMMON_CLK_CS2000_CP) += clk-cs2000-cp.o obj-$(CONFIG_ARCH_SPARX5) += clk-sparx5.o +obj-$(CONFIG_COMMON_CLK_EN7523) += clk-en7523.o obj-$(CONFIG_COMMON_CLK_FIXED_MMIO) += clk-fixed-mmio.o obj-$(CONFIG_COMMON_CLK_FSL_FLEXSPI) += clk-fsl-flexspi.o obj-$(CONFIG_COMMON_CLK_FSL_SAI) += clk-fsl-sai.o diff --git a/drivers/clk/clk-en7523.c b/drivers/clk/clk-en7523.c new file mode 100644 index 000000000000..828c35da0968 --- /dev/null +++ b/drivers/clk/clk-en7523.c @@ -0,0 +1,350 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include +#include +#include +#include +#include +#include +#include + +#define REG_PCI_CONTROL 0x88 +#define REG_PCI_CONTROL_PERSTOUT BIT(29) +#define REG_PCI_CONTROL_PERSTOUT1 BIT(26) +#define REG_PCI_CONTROL_REFCLK_EN1 BIT(22) +#define REG_GSW_CLK_DIV_SEL 0x1b4 +#define REG_EMI_CLK_DIV_SEL 0x1b8 +#define REG_BUS_CLK_DIV_SEL 0x1bc +#define REG_SPI_CLK_DIV_SEL 0x1c4 +#define REG_SPI_CLK_FREQ_SEL 0x1c8 +#define REG_NPU_CLK_DIV_SEL 0x1fc +#define REG_CRYPTO_CLKSRC 0x200 +#define REG_RESET_CONTROL 0x834 +#define REG_RESET_CONTROL_PCIEHB BIT(29) +#define REG_RESET_CONTROL_PCIE1 BIT(27) +#define REG_RESET_CONTROL_PCIE2 BIT(26) + +struct en_clk_desc { + int id; + const char *name; + u32 base_reg; + u32 base_bits; + u32 base_shift; + union { + const u32 *base_values; + u32 base_value; + }; + int n_base_values; + + u32 div_reg; + u32 div_bits; + u32 div_shift; + u32 div_val0; + u32 div_step; +}; + +struct en_clk_gate { + void __iomem *base; + struct clk_hw hw; +}; + +static const u32 gsw_base[] = { 400000000, 500000000 }; +static const u32 emi_base[] = { 333000000, 400000000 }; +static const u32 bus_base[] = { 500000000, 540000000 }; +static const u32 slic_base[] = { 100000000, 3125000 }; +static const u32 npu_base[] = { 333000000, 400000000, 500000000 }; + +static const struct en_clk_desc en7523_base_clks[] = { + { + .id = EN7523_CLK_GSW, + .name = "gsw", + + .base_reg = REG_GSW_CLK_DIV_SEL, + .base_bits = 1, + .base_shift = 8, + .base_values = gsw_base, + .n_base_values = ARRAY_SIZE(gsw_base), + + .div_bits = 3, + .div_shift = 0, + .div_step = 1, + }, { + .id = EN7523_CLK_EMI, + .name = "emi", + + .base_reg = REG_EMI_CLK_DIV_SEL, + .base_bits = 1, + .base_shift = 8, + .base_values = emi_base, + .n_base_values = ARRAY_SIZE(emi_base), + + .div_bits = 3, + .div_shift = 0, + .div_step = 1, + }, { + .id = EN7523_CLK_BUS, + .name = "bus", + + .base_reg = REG_BUS_CLK_DIV_SEL, + .base_bits = 1, + .base_shift = 8, + .base_values = bus_base, + .n_base_values = ARRAY_SIZE(bus_base), + + .div_bits = 3, + .div_shift = 0, + .div_step = 1, + }, { + .id = EN7523_CLK_SLIC, + .name = "slic", + + .base_reg = REG_SPI_CLK_FREQ_SEL, + .base_bits = 1, + .base_shift = 0, + .base_values = slic_base, + .n_base_values = ARRAY_SIZE(slic_base), + + .div_reg = REG_SPI_CLK_DIV_SEL, + .div_bits = 5, + .div_shift = 24, + .div_val0 = 20, + .div_step = 2, + }, { + .id = EN7523_CLK_SPI, + .name = "spi", + + .base_reg = REG_SPI_CLK_DIV_SEL, + + .base_value = 400000000, + + .div_bits = 5, + .div_shift = 8, + .div_val0 = 40, + .div_step = 2, + }, { + .id = EN7523_CLK_NPU, + .name = "npu", + + .base_reg = REG_NPU_CLK_DIV_SEL, + .base_bits = 2, + .base_shift = 8, + .base_values = npu_base, + .n_base_values = ARRAY_SIZE(npu_base), + + .div_bits = 3, + .div_shift = 0, + .div_step = 1, + }, { + .id = EN7523_CLK_CRYPTO, + .name = "crypto", + + .base_reg = REG_CRYPTO_CLKSRC, + .base_bits = 1, + .base_shift = 8, + .base_values = emi_base, + .n_base_values = ARRAY_SIZE(emi_base), + } +}; + +static const struct of_device_id of_match_clk_en7523[] = { + { .compatible = "airoha,en7523-scu", }, + { /* sentinel */ } +}; + +static u32 en7523_get_base_rate(void __iomem *base, int i) +{ + const struct en_clk_desc *desc = &en7523_base_clks[i]; + u32 val; + + if (!desc->base_bits) + return desc->base_value; + + val = readl(base + desc->base_reg); + val >>= desc->base_shift; + val &= (1 << desc->base_bits) - 1; + + if (val >= desc->n_base_values) + return 0; + + return desc->base_values[val]; +} + +static u32 en7523_get_div(void __iomem *base, int i) +{ + const struct en_clk_desc *desc = &en7523_base_clks[i]; + u32 reg, val; + + if (!desc->div_bits) + return 1; + + reg = desc->div_reg ? desc->div_reg : desc->base_reg; + val = readl(base + reg); + val >>= desc->div_shift; + val &= (1 << desc->div_bits) - 1; + + if (!val && desc->div_val0) + return desc->div_val0; + + return (val + 1) * desc->div_step; +} + +static int en7523_pci_is_enabled(struct clk_hw *hw) +{ + struct en_clk_gate *cg = container_of(hw, struct en_clk_gate, hw); + + return !!(readl(cg->base + REG_PCI_CONTROL) & REG_PCI_CONTROL_REFCLK_EN1); +} + +static int en7523_pci_enable(struct clk_hw *hw) +{ + struct en_clk_gate *cg = container_of(hw, struct en_clk_gate, hw); + void __iomem *np_base = cg->base; + u32 val, mask; + + /* Need to pull device low before reset */ + val = readl(np_base + REG_PCI_CONTROL); + val &= ~(REG_PCI_CONTROL_PERSTOUT1 | REG_PCI_CONTROL_PERSTOUT); + writel(val, np_base + REG_PCI_CONTROL); + usleep_range(1000, 2000); + + /* Enable PCIe port 1 */ + val |= REG_PCI_CONTROL_REFCLK_EN1; + writel(val, np_base + REG_PCI_CONTROL); + usleep_range(1000, 2000); + + /* Reset to default */ + val = readl(np_base + REG_RESET_CONTROL); + mask = REG_RESET_CONTROL_PCIE1 | REG_RESET_CONTROL_PCIE2 | + REG_RESET_CONTROL_PCIEHB; + writel(val & ~mask, np_base + REG_RESET_CONTROL); + usleep_range(1000, 2000); + writel(val | mask, np_base + REG_RESET_CONTROL); + msleep(100); + writel(val & ~mask, np_base + REG_RESET_CONTROL); + usleep_range(5000, 10000); + + /* Release device */ + mask = REG_PCI_CONTROL_PERSTOUT1 | REG_PCI_CONTROL_PERSTOUT; + val = readl(np_base + REG_PCI_CONTROL); + writel(val & ~mask, np_base + REG_PCI_CONTROL); + usleep_range(1000, 2000); + writel(val | mask, np_base + REG_PCI_CONTROL); + msleep(250); + + return 0; +} + +static void en7523_pci_disable(struct clk_hw *hw) +{ + struct en_clk_gate *cg = container_of(hw, struct en_clk_gate, hw); + void *np_base = cg->base; + u32 val; + + val = readl(np_base + REG_PCI_CONTROL); + val &= ~REG_PCI_CONTROL_REFCLK_EN1; + writel(val, np_base + REG_PCI_CONTROL); +} + +static struct clk_hw *en7523_register_pcie_clk(struct device *dev, + void __iomem *np_base) +{ + static const struct clk_ops pcie_gate_ops = { + .is_enabled = en7523_pci_is_enabled, + .enable = en7523_pci_enable, + .disable = en7523_pci_disable, + }; + struct clk_init_data init = { + .name = "pcie", + .ops = &pcie_gate_ops, + }; + struct en_clk_gate *cg; + + cg = devm_kzalloc(dev, sizeof(*cg), GFP_KERNEL); + if (!cg) + return NULL; + + cg->base = np_base; + cg->hw.init = &init; + en7523_pci_disable(&cg->hw); + + if (clk_hw_register(NULL, &cg->hw)) + return NULL; + + return &cg->hw; +} + +static void en7523_register_clocks(struct device *dev, struct clk_hw_onecell_data *clk_data, + void __iomem *base, void __iomem *np_base) +{ + struct clk_hw *hw; + u32 rate; + int i; + + for (i = 0; i < ARRAY_SIZE(en7523_base_clks); i++) { + const struct en_clk_desc *desc = &en7523_base_clks[i]; + + rate = en7523_get_base_rate(base, i); + rate /= en7523_get_div(base, i); + + hw = clk_hw_register_fixed_rate(NULL, desc->name, NULL, 0, rate); + if (IS_ERR(hw)) { + pr_err("Failed to register clk %s: %ld\n", + desc->name, PTR_ERR(hw)); + continue; + } + + clk_data->hws[desc->id] = hw; + } + + hw = en7523_register_pcie_clk(dev, np_base); + clk_data->hws[EN7523_CLK_PCIE] = hw; + + clk_data->num = EN7523_NUM_CLOCKS; +} + +static int en7523_clk_probe(struct platform_device *pdev) +{ + struct device_node *node = pdev->dev.of_node; + struct clk_hw_onecell_data *clk_data; + void __iomem *base, *np_base; + int r; + + base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(base)) + return PTR_ERR(base); + + np_base = devm_platform_ioremap_resource(pdev, 1); + if (IS_ERR(base)) + return PTR_ERR(np_base); + + clk_data = devm_kzalloc(&pdev->dev, + struct_size(clk_data, hws, EN7523_NUM_CLOCKS), + GFP_KERNEL); + if (!clk_data) + return -ENOMEM; + + en7523_register_clocks(&pdev->dev, clk_data, base, np_base); + + r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); + if (r) + dev_err(&pdev->dev, + "could not register clock provider: %s: %d\n", + pdev->name, r); + + return r; +} + +static struct platform_driver clk_en7523_drv = { + .probe = en7523_clk_probe, + .driver = { + .name = "clk-en7523", + .of_match_table = of_match_clk_en7523, + }, +}; + +static int clk_en7523_init(void) +{ + return platform_driver_register(&clk_en7523_drv); +} + +arch_initcall(clk_en7523_init); From patchwork Fri Dec 17 11:23:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696636 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 556E9C433EF for ; Fri, 17 Dec 2021 11:29:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QgO7pq7x03nZqQnirVCcQLsfvDpAdIIQ+RZJLpPPPYs=; b=MEpDsy9UmEkDQ6 sY4+1h4C4rBEPfemYjZ3woLzsvHWwpGgIaZH7Cajfp3JcpsGirUgxRuZYAir1mIDv9rsX/9HC2wIO 0YScGsXB/Pk4Q1Qq/MKUkYHslxhKc0KXvHmE3uqf/E8lp9de8lSp8hTgXYFDvrzmrikPCbH54W6x0 nlMAipatedaGojk1Sv8hO2n7KKUOSUbfu5JYE7FcZcxoAEiY6lKhdjnaF7sb6KgVcjPwy5cmS1Udh zTxUwocd3nfBiH6wlGjcNIWR9w7VPlO5EAZl35YPDhScMuhikszKljvpDbc4WZQtY9P0ykGfL/xXG QkvAeZxcqV1oI/bzdZJw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBPg-009oGa-Ay; Fri, 17 Dec 2021 11:28:37 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLJ-009mej-0m for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:24:06 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=g3pXkM+tLeMcREG8okalcNDK14B8xjoOzYtz2KiKzEs=; b=j4qMQCI2sk7/Yrdppzllh1hz4U s/uQ1HpzYweDf29KFiVB/Ll06o8xbMYB1Z24lFZHBg+t+5DkYbpB8aROORKLGRCGLzQtxHpVnKTHw ROMC+phs6tXdrhiHFA9twoqG5KU1wxSy7PeuoMJANELlmklRZ3atracR7hqIMpJhjFLo=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLH-000742-47; Fri, 17 Dec 2021 12:24:03 +0100 From: Felix Fietkau To: Rob Herring Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 08/14] ARM: dts: add clock support for Airoha EN7523 Date: Fri, 17 Dec 2021 12:23:38 +0100 Message-Id: <20211217112345.14029-9-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032405_312584_A0B453F0 X-CRM114-Status: UNSURE ( 9.85 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This driver only registers fixed rate clocks, since the clocks are fully initialized by the boot loader and should not be changed later, according to Airoha. Signed-off-by: Felix Fietkau --- arch/arm/boot/dts/en7523.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/en7523.dtsi b/arch/arm/boot/dts/en7523.dtsi index 7e17311a3f90..0148958c607b 100644 --- a/arch/arm/boot/dts/en7523.dtsi +++ b/arch/arm/boot/dts/en7523.dtsi @@ -2,6 +2,7 @@ #include #include +#include / { interrupt-parent = <&gic>; @@ -82,6 +83,13 @@ L2_0: l2-cache0 { }; }; + scu: scu@1fa20000 { + compatible = "airoha,en7523-scu"; + reg = <0x1fa20000 0x400>, + <0x1fb00000 0x1000>; + #clock-cells = <1>; + }; + gic: interrupt-controller@9000000 { compatible = "arm,gic-v3"; interrupt-controller; From patchwork Fri Dec 17 11:23:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696639 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C59AFC433EF for ; Fri, 17 Dec 2021 11:32:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=gMriRPdVZNu9WnKn9dhVHYZ4z2fNA29q5oPecjm+1c8=; b=PC7lzuoq1HALFO B+pH4HLEYZrbNo+M1LFAmgk4cInhuER7GVq0kJxL60/JxdiFrYnLucCnjZdyIcX/8/5AsYouM1Rza Uc1pgRoYkyZFYoVmRogrcUfa5v+lL4lbnpJ2IAkyP2Wia0YjNF0gThxARdm+DgvlkqqnK+rwrhgBa SsLNQ9ajOHbBAzAvIBK1CYPv+XLOW8HsLHEcYbZPFEuMnoWpwLVlOt+0iZw5nBbDMzihn8WEJ22OJ ZTErgfQ6aExqZvgUYH9DlpR789U7Nkk+ZyHLbRVO4OMpNq89NCuL3jsjQCJ1W/DYai+/iykeTe50H CnfsViCp7vMFbH9JD3jg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBRu-009p9M-8R; Fri, 17 Dec 2021 11:30:55 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLO-009mhc-VM; Fri, 17 Dec 2021 11:24:12 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=MFyEYw8hfFZry89fBZPaaRJJpXELjngNud4Pkg3znpQ=; b=eKEr6OVnOAIoflEt+d1zh70Cc+ lZU+Fzb/XGJnPwsLo9f/efqJ6oXSzcXlNPzZwaGK49nvcIEamfabqIC9IMLZ6gQEDf2B6HuEIJHFP Nx6zNV1BrtJLbTNAtWXoq3jKBqaPo8YO6PjJ+ZVl7itfgrtyrzBpR0sV9LEff1oJNB3Y=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLI-000742-0D; Fri, 17 Dec 2021 12:24:04 +0100 From: Felix Fietkau To: Ryder Lee , Jianjun Wang , Bjorn Helgaas , Rob Herring , Matthias Brugger Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, Rob Herring , linux-pci@vger.kernel.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 09/14] dt-bindings: PCI: Add support for Airoha EN7532 Date: Fri, 17 Dec 2021 12:23:39 +0100 Message-Id: <20211217112345.14029-10-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032411_250553_23970B29 X-CRM114-Status: UNSURE ( 8.63 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin EN7532 is an ARM based platform SoC integrating the same PCIe IP as MT7622, add a binding for it. Acked-by: Rob Herring Signed-off-by: John Crispin --- Documentation/devicetree/bindings/pci/mediatek-pcie.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie.txt b/Documentation/devicetree/bindings/pci/mediatek-pcie.txt index 57ae73462272..684227522267 100644 --- a/Documentation/devicetree/bindings/pci/mediatek-pcie.txt +++ b/Documentation/devicetree/bindings/pci/mediatek-pcie.txt @@ -7,6 +7,7 @@ Required properties: "mediatek,mt7622-pcie" "mediatek,mt7623-pcie" "mediatek,mt7629-pcie" + "airoha,en7523-pcie" - device_type: Must be "pci" - reg: Base addresses and lengths of the root ports. - reg-names: Names of the above areas to use during resource lookup. From patchwork Fri Dec 17 11:23:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696640 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A709CC433F5 for ; Fri, 17 Dec 2021 11:33:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sOWDBUQVLPMxazvgKOV0wowwl2lwqwzltp1juUa2iq0=; b=PsMAl5geOMuECU +w83owMHMlebuBL4FWq4sanbVXdSAEcD9azbG65N3N1vgNzKaOLPjI/JvBYlK2CCP2Hx+cks2HSdM a1Lpe9lZdgZ1qDmRj6ia5IVhKkmsAl2n9pcFQvbxurU41UoLyRDoW07IXyaYOUy9ZQ+ZO51u98JCG OcIah4Q99ZzpzchtajcOhO4ItNxEIjkI/emAiLgieH3E+IhsYuU8KkyOWN1E4pGz51XFeiJ2BV+rj QuYQY+HoHQHxnskK3Lf4JTV4xUtZquVbGClFwci/qYiqO9ucA78HCDCK4p4Glksq3NRTIEHPZq6yA I8rtWNy9vqE2rlJoc71Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBSi-009pVs-LQ; Fri, 17 Dec 2021 11:31:44 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBLz-009msU-Ub; Fri, 17 Dec 2021 11:24:49 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=Fo12LyElK6HTFfc1CLwdAEtHL45MRT2gxsJ7jkMYIM4=; b=QwFEQQDUrZ6x+yjvpb2cbo6eeu 5ZlMDahgC3yImVXi5vW+bejALbNItgNXeBYsMXJGT72KkSDNZxl/xXDD7qoLQo1GqjWdIeax3jNV/ gYfclU5OrHiQHclY7NBTD3Kg28W7c5qWAaYYs6ocInNaNKj+e0PrRcRM/jrognBx46QE=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLI-000742-S2; Fri, 17 Dec 2021 12:24:04 +0100 From: Felix Fietkau To: Lorenzo Pieralisi , Rob Herring , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Bjorn Helgaas , Matthias Brugger Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org Subject: [PATCH v7 10/14] PCI: mediatek: Allow selecting controller driver for airoha arch Date: Fri, 17 Dec 2021 12:23:40 +0100 Message-Id: <20211217112345.14029-11-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032448_212691_3D2D650F X-CRM114-Status: GOOD ( 11.48 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch allows selecting the pcie-mediatek driver if ARCH_AIROHA is set, because the Airoha EN7523 SoC uses the same controller as MT7622. The driver itself is not modified. The PCIe controller DT node should use mediatek,mt7622-pcie after airoha,en7523-pcie. Signed-off-by: Felix Fietkau --- drivers/pci/controller/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig index 93b141110537..f1342059c2a3 100644 --- a/drivers/pci/controller/Kconfig +++ b/drivers/pci/controller/Kconfig @@ -233,7 +233,7 @@ config PCIE_ROCKCHIP_EP config PCIE_MEDIATEK tristate "MediaTek PCIe controller" - depends on ARCH_MEDIATEK || COMPILE_TEST + depends on ARCH_AIROHA || ARCH_MEDIATEK || COMPILE_TEST depends on OF depends on PCI_MSI_IRQ_DOMAIN help From patchwork Fri Dec 17 11:23:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696644 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3839BC433FE for ; Fri, 17 Dec 2021 11:37:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7VhtYzmU8diiF4NVqSzq46OWH1VYQbZPpdhSB+7T+UE=; b=blpsKlL6KFbsRi fXxPKk6IG1fGbmIos2s30P14+jhue9IPw6b0wsENqWFJlvv67OwoR6ROZH09mkv6Oie/3viQdz9J0 57ffuBQ41lF7NI4WPQjQZpm7ZgTbfj+FClmLlRA1DAABMgfqPjp6L8NbzzeFn3zNEn90CsXvv9gJz NLkjblbDFzHBzENS/eWi1abhwkq/u0KafyZIy2W9kIMdGjEMi6E/MqUos+VYp2B+WMSrR7Paue9vD kfBID7kg5HHHJjx35JwVf/BjEDBlja+rxOljp1b/U0mBU8F/9o5jcVSR7Daq27VyfGRsBS19OO2mC tY6HNHYOE9vBWvBvY+MQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBW4-009rDF-9s; Fri, 17 Dec 2021 11:35:13 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBMU-009n3G-Pf; Fri, 17 Dec 2021 11:25:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=EJlxClv7lGaks+7g6MaGFpuicispAFvSlSbDezAHD8s=; b=EE6Z1nral7L3g0U4VUM2Ly/zIq r1iOvSaj0q27P7htCuq0OUkeP7hk3wNEPRdWSsTdCKmB6/RTb4aw2k7C/UwUD6Y/XLXuxscmXR/em TnBqo/dCd5gJ+3iS0nNIUMN13YynzRTVbxYuhvJxm2N5L/k24tsmLKhgb3+gz3Z4hH7o=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLJ-000742-RB; Fri, 17 Dec 2021 12:24:05 +0100 From: Felix Fietkau To: Rob Herring , Matthias Brugger Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org Subject: [PATCH v7 11/14] ARM: dts: Add PCIe support for Airoha EN7523 Date: Fri, 17 Dec 2021 12:23:41 +0100 Message-Id: <20211217112345.14029-12-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032519_066372_8420F46F X-CRM114-Status: GOOD ( 11.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This uses the MediaTek MT7622 PCIe driver, since the PCIe IP block is nearly identical to the one in MT7622 Signed-off-by: Felix Fietkau --- arch/arm/boot/dts/en7523-evb.dts | 8 +++++ arch/arm/boot/dts/en7523.dtsi | 60 ++++++++++++++++++++++++++++++++ 2 files changed, 68 insertions(+) diff --git a/arch/arm/boot/dts/en7523-evb.dts b/arch/arm/boot/dts/en7523-evb.dts index 69754ef9a628..0a79f5f6c311 100644 --- a/arch/arm/boot/dts/en7523-evb.dts +++ b/arch/arm/boot/dts/en7523-evb.dts @@ -25,3 +25,11 @@ memory@80000000 { reg = <0x80000000 0x20000000>; }; }; + +&pcie0 { + status = "okay"; +}; + +&pcie1 { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/en7523.dtsi b/arch/arm/boot/dts/en7523.dtsi index 0148958c607b..862da104d6f2 100644 --- a/arch/arm/boot/dts/en7523.dtsi +++ b/arch/arm/boot/dts/en7523.dtsi @@ -119,4 +119,64 @@ uart1: serial@1fbf0000 { clock-frequency = <1843200>; status = "okay"; }; + + + pcie0: pcie@1fa91000 { + compatible = "airoha,en7523-pcie", "mediatek,mt7622-pcie"; + device_type = "pci"; + reg = <0x1fa91000 0x1000>; + reg-names = "port0"; + linux,pci-domain = <0>; + #address-cells = <3>; + #size-cells = <2>; + interrupts = ; + interrupt-names = "pcie_irq"; + clocks = <&scu EN7523_CLK_PCIE>; + clock-names = "sys_ck0"; + bus-range = <0x00 0xff>; + ranges = <0x82000000 0 0x20000000 0x20000000 0 0x8000000>; + status = "disabled"; + + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &pcie_intc0 0>, + <0 0 0 2 &pcie_intc0 1>, + <0 0 0 3 &pcie_intc0 2>, + <0 0 0 4 &pcie_intc0 3>; + pcie_intc0: interrupt-controller { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + }; + + pcie1: pcie@1fa92000 { + compatible = "airoha,en7523-pcie", "mediatek,mt7622-pcie"; + device_type = "pci"; + reg = <0x1fa92000 0x1000>; + reg-names = "port1"; + linux,pci-domain = <1>; + #address-cells = <3>; + #size-cells = <2>; + interrupts = ; + interrupt-names = "pcie_irq"; + clocks = <&scu EN7523_CLK_PCIE>; + clock-names = "sys_ck1"; + bus-range = <0x00 0xff>; + ranges = <0x82000000 0 0x28000000 0x28000000 0 0x8000000>; + status = "disabled"; + + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &pcie_intc1 0>, + <0 0 0 2 &pcie_intc1 1>, + <0 0 0 3 &pcie_intc1 2>, + <0 0 0 4 &pcie_intc1 3>; + pcie_intc1: interrupt-controller { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + }; + }; From patchwork Fri Dec 17 11:23:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696642 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C38DEC433EF for ; Fri, 17 Dec 2021 11:34:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=bBu4xT2BtcgyhVoqpoCo3j2/Z8l9INuakFASM3OGEhg=; b=m0Axkvjc3bCkRc 2TK5iHuzSqQMB26Pz/fogYdvhTUNcSZ9J3Br+cnavc7SqakwfzPM5zGZskYvhwEI9JKj8i6C/iKOJ TQx9TzOSS1+T0Do0FmRd82NJWt+Ua/rtx7tZUsRmTHVkCw23/E9o7a67d18g5THblRQ9VSySTZ8Hg 5yWmGKMZ33BzJxu6QhMob3u6hscRd9HmqzMNmTl+dSZ4wa2hEpLIbu+BiHSdrtrcr4/x1iSX/xPsr M1KKEb1KfR/NsmX5Kz2n/7i5cBW21Y+upa5Rrl2i9oXfwaRicramppvPSa4yel1XRrIF8UVD585tW dxlRMR+H0lNb2jBnfLOA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBUK-009qKS-8c; Fri, 17 Dec 2021 11:33:24 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBML-009mzg-8A for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:25:11 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=1faGECyfR52bXmakz5lSoUtDh6LEKGKd5jXgQcHemKA=; b=aOy7h7DIdtT9x5nKylET+qlYDF V7Yd55DrIdIkrzwH0rnYTKoNKZf5d5FsWRLj2kJNZk/OSof0/yM/Ap2rSHWlQdJ5AwGdTie7YRMwc DpBDh1pao//lZsCu9YhRxhuLS6N0YUu/HhUjP+meIKy1cyRUTDrLWCsfytkxfrz6gnzs=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLK-000742-Th; Fri, 17 Dec 2021 12:24:07 +0100 From: Felix Fietkau To: Linus Walleij , Bartosz Golaszewski , Rob Herring , John Crispin Cc: linux-arm-kernel@lists.infradead.org, Rob Herring , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 12/14] dt-bindings: arm: airoha: Add binding for Airoha GPIO controller Date: Fri, 17 Dec 2021 12:23:42 +0100 Message-Id: <20211217112345.14029-13-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032509_521954_1E44721F X-CRM114-Status: GOOD ( 13.21 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32 GPIOs Reviewed-by: Linus Walleij Reviewed-by: Rob Herring Signed-off-by: John Crispin Signed-off-by: Felix Fietkau --- .../bindings/gpio/airoha,en7523-gpio.yaml | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/airoha,en7523-gpio.yaml diff --git a/Documentation/devicetree/bindings/gpio/airoha,en7523-gpio.yaml b/Documentation/devicetree/bindings/gpio/airoha,en7523-gpio.yaml new file mode 100644 index 000000000000..66c00ec85731 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/airoha,en7523-gpio.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/airoha,en7523-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Airoha EN7523 GPIO controller + +maintainers: + - John Crispin + +description: | + Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32 + GPIOs. + +properties: + $nodename: + pattern: "^gpio@[0-9a-f]+$" + + compatible: + items: + - const: airoha,en7523-gpio + + reg: + description: | + The first tuple points to the input register. + The second and third tuple point to the direction registers + The fourth tuple points to the output register + maxItems: 4 + + "#gpio-cells": + const: 2 + + gpio-controller: true + +required: + - compatible + - reg + - "#gpio-cells" + - gpio-controller + +additionalProperties: false + +examples: + - | + gpio0: gpio@1fbf0200 { + compatible = "airoha,en7523-gpio"; + reg = <0x1fbf0204 0x4>, + <0x1fbf0200 0x4>, + <0x1fbf0220 0x4>, + <0x1fbf0214 0x4>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio1: gpio@1fbf0270 { + compatible = "airoha,en7523-gpio"; + reg = <0x1fbf0270 0x4>, + <0x1fbf0260 0x4>, + <0x1fbf0264 0x4>, + <0x1fbf0278 0x4>; + gpio-controller; + #gpio-cells = <2>; + }; + + +... From patchwork Fri Dec 17 11:23:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696643 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7C843C433F5 for ; Fri, 17 Dec 2021 11:35:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=yLS242Ge2TuWC4xR1jjZU+zLqdi+AxS0ImwfojXJn0Q=; b=kl5tWQO0cUujAs 5s0cMnlM0XMnmT8LgSHmEZKgHMMQRk9E2LUEiTuQAt08C+onuVBpCXUF4UrpHuYsacrHeZK2uLFUY 6PwqbJ76t5aW1lCBLqZAl7FbJb73wE+HLf+Dl0g2tTqtc+27jnCTxn1L9U+fA9h9IOB4/ib3tBd8C IN1vpTRHY7sgSXxnspVsLL4Sg6tfKGDA+5qYAcyeVeGtta7ioyOhWPuHdsfPI09J0OmSLoLDAXJ2t gfvDsuq9YlmVqNkTVCb/NI9smtpNNtuk49htCZAEoDx71/ixrphApis6Is3ZHz2/QFtkanl0YYcfS WcMF5Xlyj4+M0V/wcE1w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBV8-009qik-HO; Fri, 17 Dec 2021 11:34:15 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBMP-009n1E-1X for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:25:15 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=GVpCgi6bkaPNBn8b9NGcbzAZF3oNsyrclg0S9ZQ7TR8=; b=e60VoKEqqQ4m8VNbqwVpP5Dv8n F5KXXyYCedU9MEg5eIgLrwTnl8DqgvjBKdxC1c20h59/xtKWfuPN0/m1PBBnWFb07YyRIi0RXMuGB aV6FrIIWAlXeT9K0Vnm5s8fSdty4WPRxLuKUeeUhblEcUINUjuTpPohYaoBGg1NiU/oo=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLM-000742-8M; Fri, 17 Dec 2021 12:24:08 +0100 From: Felix Fietkau To: Linus Walleij , Bartosz Golaszewski Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org Subject: [PATCH v7 13/14] gpio: Add support for Airoha EN7523 GPIO controller Date: Fri, 17 Dec 2021 12:23:43 +0100 Message-Id: <20211217112345.14029-14-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032513_330924_55BF334B X-CRM114-Status: GOOD ( 20.96 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32 GPIOs. Each instance in DT is for a single bank. Signed-off-by: John Crispin Signed-off-by: Felix Fietkau Reviewed-by: Linus Walleij Acked-by: Bartosz Golaszewski --- drivers/gpio/Kconfig | 9 +++ drivers/gpio/Makefile | 1 + drivers/gpio/gpio-en7523.c | 134 +++++++++++++++++++++++++++++++++++++ 3 files changed, 144 insertions(+) create mode 100644 drivers/gpio/gpio-en7523.c diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 072ed610f9c6..e4a34272504f 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -247,6 +247,15 @@ config GPIO_EM help Say yes here to support GPIO on Renesas Emma Mobile SoCs. +config GPIO_EN7523 + tristate "Airoha GPIO support" + depends on ARCH_AIROHA + default ARCH_AIROHA + select GPIO_GENERIC + select GPIOLIB_IRQCHIP + help + Say yes here to support the GPIO controller on Airoha EN7523. + config GPIO_EP93XX def_bool y depends on ARCH_EP93XX diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index 71ee9fc2ff83..d2269ee0948e 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -56,6 +56,7 @@ obj-$(CONFIG_GPIO_DLN2) += gpio-dln2.o obj-$(CONFIG_GPIO_DWAPB) += gpio-dwapb.o obj-$(CONFIG_GPIO_EIC_SPRD) += gpio-eic-sprd.o obj-$(CONFIG_GPIO_EM) += gpio-em.o +obj-$(CONFIG_GPIO_EN7523) += gpio-en7523.o obj-$(CONFIG_GPIO_EP93XX) += gpio-ep93xx.o obj-$(CONFIG_GPIO_EXAR) += gpio-exar.o obj-$(CONFIG_GPIO_F7188X) += gpio-f7188x.o diff --git a/drivers/gpio/gpio-en7523.c b/drivers/gpio/gpio-en7523.c new file mode 100644 index 000000000000..67631396cd93 --- /dev/null +++ b/drivers/gpio/gpio-en7523.c @@ -0,0 +1,134 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include +#include +#include +#include +#include + +#define AIROHA_GPIO_MAX 32 + +/** + * airoha_gpio_ctrl - Airoha GPIO driver data + * @gc: Associated gpio_chip instance. + * @data: The data register. + * @dir0: The direction register for the lower 16 pins. + * @dir1: The direction register for the higher 16 pins. + * @output: The output enable register. + */ +struct airoha_gpio_ctrl { + struct gpio_chip gc; + void __iomem *data; + void __iomem *dir[2]; + void __iomem *output; +}; + +static struct airoha_gpio_ctrl *gc_to_ctrl(struct gpio_chip *gc) +{ + return container_of(gc, struct airoha_gpio_ctrl, gc); +} + +static int airoha_dir_set(struct gpio_chip *gc, unsigned int gpio, + int val, int out) +{ + struct airoha_gpio_ctrl *ctrl = gc_to_ctrl(gc); + u32 dir = ioread32(ctrl->dir[gpio / 16]); + u32 output = ioread32(ctrl->output); + u32 mask = BIT((gpio % 16) * 2); + + if (out) { + dir |= mask; + output |= BIT(gpio); + } else { + dir &= ~mask; + output &= ~BIT(gpio); + } + + iowrite32(dir, ctrl->dir[gpio / 16]); + + if (out) + gc->set(gc, gpio, val); + + iowrite32(output, ctrl->output); + + return 0; +} + +static int airoha_dir_out(struct gpio_chip *gc, unsigned int gpio, + int val) +{ + return airoha_dir_set(gc, gpio, val, 1); +} + +static int airoha_dir_in(struct gpio_chip *gc, unsigned int gpio) +{ + return airoha_dir_set(gc, gpio, 0, 0); +} + +static int airoha_get_dir(struct gpio_chip *gc, unsigned int gpio) +{ + struct airoha_gpio_ctrl *ctrl = gc_to_ctrl(gc); + u32 dir = ioread32(ctrl->dir[gpio / 16]); + u32 mask = BIT((gpio % 16) * 2); + + return (dir & mask) ? GPIO_LINE_DIRECTION_OUT : GPIO_LINE_DIRECTION_IN; +} + +static const struct of_device_id airoha_gpio_of_match[] = { + { .compatible = "airoha,en7523-gpio" }, + { } +}; +MODULE_DEVICE_TABLE(of, airoha_gpio_of_match); + +static int airoha_gpio_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct airoha_gpio_ctrl *ctrl; + int err; + + ctrl = devm_kzalloc(dev, sizeof(*ctrl), GFP_KERNEL); + if (!ctrl) + return -ENOMEM; + + ctrl->data = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(ctrl->data)) + return PTR_ERR(ctrl->data); + + ctrl->dir[0] = devm_platform_ioremap_resource(pdev, 1); + if (IS_ERR(ctrl->dir[0])) + return PTR_ERR(ctrl->dir[0]); + + ctrl->dir[1] = devm_platform_ioremap_resource(pdev, 2); + if (IS_ERR(ctrl->dir[1])) + return PTR_ERR(ctrl->dir[1]); + + ctrl->output = devm_platform_ioremap_resource(pdev, 3); + if (IS_ERR(ctrl->output)) + return PTR_ERR(ctrl->output); + + err = bgpio_init(&ctrl->gc, dev, 4, ctrl->data, NULL, + NULL, NULL, NULL, 0); + if (err) + return dev_err_probe(dev, err, "unable to init generic GPIO"); + + ctrl->gc.ngpio = AIROHA_GPIO_MAX; + ctrl->gc.owner = THIS_MODULE; + ctrl->gc.direction_output = airoha_dir_out; + ctrl->gc.direction_input = airoha_dir_in; + ctrl->gc.get_direction = airoha_get_dir; + + return devm_gpiochip_add_data(dev, &ctrl->gc, ctrl); +} + +static struct platform_driver airoha_gpio_driver = { + .driver = { + .name = "airoha-gpio", + .of_match_table = airoha_gpio_of_match, + }, + .probe = airoha_gpio_probe, +}; +module_platform_driver(airoha_gpio_driver); + +MODULE_DESCRIPTION("Airoha GPIO support"); +MODULE_AUTHOR("John Crispin "); +MODULE_LICENSE("GPL v2"); From patchwork Fri Dec 17 11:23:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 12696641 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3F63CC433F5 for ; Fri, 17 Dec 2021 11:34:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=74F3BRQ5w3DYU2f1F6oM5Z5K0wGJToOL0nUvmhrn1k4=; b=ziJgvYloUAtwFY 5lrTlyxqtL6lX38PKlqJHWBsor0EAUN6L873hhggctTm2w+pEkE+4MxaXxYlXFW34sxp92AcY6Yf0 mvN8WJYDVQhCs3SuQPzTSNE8Ufrm6wnmhpzHXn3Yp1+lQC9/D9kQRPDTouvRZU5u2NIYevbVhyIGU lQGXrJhQhlvMJ/zdg0w+PUEUaRi5X4SQIdAsOjNZXKYGjYoUCus8cHzltpdsyYY9TXWVyQpZtgAIU jgL7KucNMu4dQHar2jGvmmUgzjC6nvjb/xLoI9BZmlUjEx1lRLGYgT7NOWpPhQ7ZUZkWEjOFpEVH5 1kIk2pUJYJwF2xS4msIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBTd-009pyw-Qe; Fri, 17 Dec 2021 11:32:42 +0000 Received: from nbd.name ([2a01:4f8:221:3d45::2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1myBMH-009myQ-Jt for linux-arm-kernel@lists.infradead.org; Fri, 17 Dec 2021 11:25:07 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=3CCFqbnJaEsNHKIy+EIUHks7M8kzr8LfqnwggzuMonk=; b=k1JN+uEGDPZ/L5mEyM5BCyiizo kH5urP/qhbn85VpLoB/RyC3iU4zwvodIQ0S3X3vPVcGU1WRWzSKH74T8QX05LlBFnYcdsZ4Hutgcm ghL6tR5+2oopkDPRzOeyc6eWk1thJZ5xXrcvLhV8iF5l7dWySgCVzGmAPboisf2vlrHw=; Received: from p54ae911a.dip0.t-ipconnect.de ([84.174.145.26] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1myBLN-000742-4u; Fri, 17 Dec 2021 12:24:09 +0100 From: Felix Fietkau To: Rob Herring Cc: john@phrozen.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 14/14] ARM: dts: add GPIO support for Airoha EN7523 Date: Fri, 17 Dec 2021 12:23:44 +0100 Message-Id: <20211217112345.14029-15-nbd@nbd.name> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211217112345.14029-1-nbd@nbd.name> References: <20211217112345.14029-1-nbd@nbd.name> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211217_032505_878390_7C646B82 X-CRM114-Status: GOOD ( 10.53 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Crispin Airoha's GPIO controller on their ARM EN7523 SoCs consists of two banks of 32 GPIOs Signed-off-by: John Crispin Signed-off-by: Felix Fietkau --- arch/arm/boot/dts/en7523-evb.dts | 8 ++++++++ arch/arm/boot/dts/en7523.dtsi | 20 ++++++++++++++++++++ 2 files changed, 28 insertions(+) diff --git a/arch/arm/boot/dts/en7523-evb.dts b/arch/arm/boot/dts/en7523-evb.dts index 0a79f5f6c311..cd9cded5b564 100644 --- a/arch/arm/boot/dts/en7523-evb.dts +++ b/arch/arm/boot/dts/en7523-evb.dts @@ -33,3 +33,11 @@ &pcie0 { &pcie1 { status = "okay"; }; + +&gpio0 { + status = "okay"; +}; + +&gpio1 { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/en7523.dtsi b/arch/arm/boot/dts/en7523.dtsi index 862da104d6f2..d9cc5a1b83b8 100644 --- a/arch/arm/boot/dts/en7523.dtsi +++ b/arch/arm/boot/dts/en7523.dtsi @@ -3,6 +3,7 @@ #include #include #include +#include / { interrupt-parent = <&gic>; @@ -120,6 +121,25 @@ uart1: serial@1fbf0000 { status = "okay"; }; + gpio0: gpio@1fbf0200 { + compatible = "airoha,en7523-gpio"; + reg = <0x1fbf0204 0x4>, + <0x1fbf0200 0x4>, + <0x1fbf0220 0x4>, + <0x1fbf0214 0x4>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio1: gpio@1fbf0270 { + compatible = "airoha,en7523-gpio"; + reg = <0x1fbf0270 0x4>, + <0x1fbf0260 0x4>, + <0x1fbf0264 0x4>, + <0x1fbf0278 0x4>; + gpio-controller; + #gpio-cells = <2>; + }; pcie0: pcie@1fa91000 { compatible = "airoha,en7523-pcie", "mediatek,mt7622-pcie";