From patchwork Fri May 19 16:09:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gregory CLEMENT X-Patchwork-Id: 764772 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3wTtKt0yHTz9s0Z for ; Sat, 20 May 2017 02:09:38 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754533AbdESQJf (ORCPT ); Fri, 19 May 2017 12:09:35 -0400 Received: from mail.free-electrons.com ([62.4.15.54]:56154 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751406AbdESQJc (ORCPT ); Fri, 19 May 2017 12:09:32 -0400 Received: by mail.free-electrons.com (Postfix, from userid 110) id 631EF20DB8; Fri, 19 May 2017 18:09:30 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT, URIBL_BLOCKED shortcircuit=ham autolearn=disabled version=3.4.0 Received: from localhost (83.146.29.93.rev.sfr.net [93.29.146.83]) by mail.free-electrons.com (Postfix) with ESMTPSA id 37BAE2070F; Fri, 19 May 2017 18:09:30 +0200 (CEST) From: Gregory CLEMENT To: Linus Walleij , Alexandre Courbot , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Jason Cooper , Andrew Lunn , Sebastian Hesselbarth , Gregory CLEMENT , Thomas Petazzoni , linux-arm-kernel@lists.infradead.org, Rob Herring , devicetree@vger.kernel.org, Russell King , Nadav Haklai , Kostya Porotchkin , Neta Zur Hershkovits , Marcin Wojtas , Omri Itach , Shadi Ammouri Subject: [PATCH 6/6] arm64: dts: marvell: add gpio support for Armada 7K/8K Date: Fri, 19 May 2017 18:09:25 +0200 Message-Id: X-Mailer: git-send-email 2.11.0 In-Reply-To: References: In-Reply-To: References: Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Enable gpio support for CP and AP on the Marvell Armada 7K/8K SoCs. The Armada 8K has two CP110 blocks, each having two GPIO controllers. However, in each CP110 block, one of the GPIO controller cannot be used: in the master CP110, only the second GPIO controller can be used, while on the slave CP110, only the first GPIO controller can be used. On the other side, the Armada 7K has only one CP110, but both its GPIO controllers can be used. For this reason, the GPIO controllers are marked as "disabled" in the armada-cp110-master.dtsi and armada-cp110-slave.dtsi files, and only enabled in the per-SoC dtsi files. Signed-off-by: Gregory CLEMENT --- arch/arm64/boot/dts/marvell/armada-70x0.dtsi | 15 +++++++++- arch/arm64/boot/dts/marvell/armada-80x0.dtsi | 16 +++++++++- arch/arm64/boot/dts/marvell/armada-ap806.dtsi | 10 ++++++- arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi | 21 ++++++++++++- arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi | 22 +++++++++++++- 5 files changed, 84 insertions(+) diff --git a/arch/arm64/boot/dts/marvell/armada-70x0.dtsi b/arch/arm64/boot/dts/marvell/armada-70x0.dtsi index f6c22665d091..860b6ae9dcc5 100644 --- a/arch/arm64/boot/dts/marvell/armada-70x0.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-70x0.dtsi @@ -46,6 +46,21 @@ #include "armada-cp110-master.dtsi" +/ { + aliases { + gpio1 = &cpm_gpio1; + gpio2 = &cpm_gpio2; + }; +}; + +&cpm_gpio1 { + status = "okay"; +}; + +&cpm_gpio2 { + status = "okay"; +}; + &cpm_syscon0 { cpm_pinctrl: pinctrl { compatible = "marvell,armada-7k-pinctrl"; diff --git a/arch/arm64/boot/dts/marvell/armada-80x0.dtsi b/arch/arm64/boot/dts/marvell/armada-80x0.dtsi index 93d1de03b39a..666ebe96ba0d 100644 --- a/arch/arm64/boot/dts/marvell/armada-80x0.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-80x0.dtsi @@ -47,6 +47,22 @@ #include "armada-cp110-master.dtsi" #include "armada-cp110-slave.dtsi" +/ { + aliases { + gpio1 = &cps_gpio1; + gpio2 = &cpm_gpio2; + }; +}; + +/* The 80x0 has two CP blocks, but uses only one block from each. */ +&cps_gpio1 { + status = "okay"; +}; + +&cpm_gpio2 { + status = "okay"; +}; + &cpm_syscon0 { cpm_pinctrl: pinctrl { compatible = "marvell,armada-8k-cpm-pinctrl"; diff --git a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi index 4a1b6e0a604a..64608658de5a 100644 --- a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi @@ -57,6 +57,7 @@ aliases { serial0 = &uart0; serial1 = &uart1; + gpio0 = &ap_gpio; }; psci { @@ -252,6 +253,15 @@ ap_pinctrl: pinctrl { compatible = "marvell,ap806-pinctrl"; }; + + ap_gpio: gpio { + compatible = "marvell,armada-8k-gpio"; + offset = <0x1040>; + ngpios = <19>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&ap_pinctrl 0 0 19>; + }; }; }; }; diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi index 96a4ff75b3b0..f88618185d58 100644 --- a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi @@ -104,6 +104,27 @@ compatible = "marvell,cp110-clock"; #clock-cells = <2>; }; + + cpm_gpio1: gpio@100 { + compatible = "marvell,armada-8k-gpio"; + offset = <0x100>; + ngpios = <32>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&cpm_pinctrl 0 0 32>; + status = "disabled"; + + }; + + cpm_gpio2: gpio@140 { + compatible = "marvell,armada-8k-gpio"; + offset = <0x140>; + ngpios = <31>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&cpm_pinctrl 0 32 31>; + status = "disabled"; + }; }; cpm_rtc: rtc@284000 { diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi index 48a658aa5b32..f3a6e6742442 100644 --- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi @@ -111,6 +111,28 @@ compatible = "marvell,cp110-clock"; #clock-cells = <2>; }; + + cps_gpio1: gpio@100 { + compatible = "marvell,armada-8k-gpio"; + offset = <0x100>; + ngpios = <32>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&cps_pinctrl 0 0 32>; + status = "disabled"; + + }; + + cps_gpio2: gpio@140 { + compatible = "marvell,armada-8k-gpio"; + offset = <0x140>; + ngpios = <31>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&cps_pinctrl 0 32 31>; + status = "disabled"; + }; + }; cps_sata0: sata@540000 {