From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752570AbcF1WRt (ORCPT ); Tue, 28 Jun 2016 18:17:49 -0400 Received: from mail-pa0-f50.google.com ([209.85.220.50]:35408 "EHLO mail-pa0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752410AbcF1WRr (ORCPT ); Tue, 28 Jun 2016 18:17:47 -0400 From: Jon Mason To: Arnd Bergmann Cc: Florian Fainelli , bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jon Mason Subject: [PATCH 2/2] arm: dts: nsp: Add syscon based reboot in DT Date: Tue, 28 Jun 2016 18:10:33 -0400 Message-Id: <1467151833-20767-3-git-send-email-jon.mason@broadcom.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1467151833-20767-1-git-send-email-jon.mason@broadcom.com> References: <1467151833-20767-1-git-send-email-jon.mason@broadcom.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jon Mason Add the ability to reboot via a reset of the processor. This is achieved via a write of 0x2f9 to the CRU Reset Register. Unfortunately, this only resets the core and not the other IP blocks. So if possible, other methods should be used on the individual boards. Signed-off-by: Jon Mason --- arch/arm/boot/dts/bcm-nsp.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi index 1759e65..d56166b 100644 --- a/arch/arm/boot/dts/bcm-nsp.dtsi +++ b/arch/arm/boot/dts/bcm-nsp.dtsi @@ -266,6 +266,18 @@ <0x30028 0x04>, <0x3f408 0x04>; }; + + cru: system-controller@3f184 { + compatible = "brcm,nsp-cru", "syscon"; + reg = <0x3f184 0x4>; + }; + + reboot: reboot@3f184 { + compatible ="syscon-reboot"; + regmap = <&cru>; + offset = <0>; + mask = <0x2f9>; + }; }; pcie0: pcie@18012000 { -- 1.9.1