Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751347AbdFBOYG (ORCPT ); Fri, 2 Jun 2017 10:24:06 -0400 Received: from mail.free-electrons.com ([62.4.15.54]:42895 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751128AbdFBOYD (ORCPT ); Fri, 2 Jun 2017 10:24:03 -0400 From: Gregory CLEMENT To: Linus Walleij , 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 v2 11/11] arm64: dts: marvell: add gpio support for Armada 7K/8K Date: Fri, 2 Jun 2017 16:23:18 +0200 Message-Id: <705e5d8fc9f660ad3adc50cf2f5d3fd088770f60.1496413293.git-series.gregory.clement@free-electrons.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4801 Lines: 171 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 c6c30143eb29..f19d5077ba8d 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 { @@ -256,6 +257,15 @@ 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 4788a87fc43c..1bcd549228db 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 e21cdbdbe37b..b46a208c72f2 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 { -- git-series 0.9.1