From patchwork Tue Aug 18 06:29:20 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pankaj Dubey X-Patchwork-Id: 7028301 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id C8D959F344 for ; Tue, 18 Aug 2015 06:29:32 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E3B8B20783 for ; Tue, 18 Aug 2015 06:29:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4647720787 for ; Tue, 18 Aug 2015 06:29:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751243AbbHRG33 (ORCPT ); Tue, 18 Aug 2015 02:29:29 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:33447 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751133AbbHRG32 (ORCPT ); Tue, 18 Aug 2015 02:29:28 -0400 Received: from epcpsbgr1.samsung.com (u141.gpu120.samsung.co.kr [203.254.230.141]) by mailout2.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NT900ZS8M12SO10@mailout2.samsung.com>; Tue, 18 Aug 2015 15:29:26 +0900 (KST) Received: from epcpsbgm2new.samsung.com ( [172.20.52.125]) by epcpsbgr1.samsung.com (EPCPMTA) with SMTP id 56.BC.29324.6C0D2D55; Tue, 18 Aug 2015 15:29:26 +0900 (KST) X-AuditID: cbfee68d-f79106d00000728c-5f-55d2d0c633c2 Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm2new.samsung.com (EPCPMTA) with SMTP id F5.9A.07062.6C0D2D55; Tue, 18 Aug 2015 15:29:26 +0900 (KST) Received: from chromebld-server.sisodomain.com ([107.108.73.106]) by mmp1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NT9004TJM0X8S31@mmp1.samsung.com>; Tue, 18 Aug 2015 15:29:26 +0900 (KST) From: Pankaj Dubey To: linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: k.kozlowski@samsung.com, kgene@kernel.org, robh+dt@kernel.org, Yadwinder Singh Brar , Pankaj Dubey Subject: [PATCHi v2] ARM: dts: Fix bootup issue on smdk5250 Date: Tue, 18 Aug 2015 11:59:20 +0530 Message-id: <1439879360-21150-1-git-send-email-pankaj.dubey@samsung.com> X-Mailer: git-send-email 2.4.5 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrGLMWRmVeSWpSXmKPExsWyRsSkVvfYhUuhBite6Vu8fmFo0f/4NbPF psfXWC0u75rDZjHj/D4mi0Vbv7BbtO49wm4x93cjqwOHx85Zd9k9Nq3qZPPYvKTeo2/LKkaP z5vkAlijuGxSUnMyy1KL9O0SuDIeTnvGXvCfp6K96SFLA+NTri5GTg4JAROJy9OPskDYYhIX 7q1n62Lk4hASWMEo8eBBJxtM0ZOtf1kgEksZJX58fMUM4bQySSy5sJARpIpNQFfiyfu5zCC2 iEC2xJXG+2BFzAJzGCX+rVjLCpIQFrCWWLdpN1MXIwcHi4CqRNMMe5Awr4CHRHfnfHaQsISA nMTS5lqQVgmBbnaJ9cf3gF3BIiAg8W3yIRaIGlmJTQeYIY6TlDi44gbLBEbBBYwMqxhFUwuS C4qT0osM9YoTc4tL89L1kvNzNzECg/f0v2e9OxhvH7A+xCjAwajEw3uh4FKoEGtiWXFl7iFG U6ANE5mlRJPzgTGSVxJvaGxmZGFqYmpsZG5ppiTOqyj1M1hIID2xJDU7NbUgtSi+qDQntfgQ IxMHp1QDYy+n1Nejfj/eR6ZOKC67nPLg7OSHtzLjNr6yaTzt6JusrDZphlb0RKVtXKZvzGZ/ Yfa5scty0kb7MEf1koupzjNCC1ravCfdmewjIjox9ZiUwM0AjaVzz3f2e5ptcTtg5DJpxwsu /TuKNn6TNp9aJpWyNapVvFgiVaH7BustVrk/06exWXZXKbEUZyQaajEXFScCAGItP41ZAgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprMIsWRmVeSWpSXmKPExsVy+t9jAd1jFy6FGjxp1LB4/cLQov/xa2aL TY+vsVpc3jWHzWLG+X1MFou2fmG3aN17hN1i7u9GVgcOj52z7rJ7bFrVyeaxeUm9R9+WVYwe nzfJBbBGNTDaZKQmpqQWKaTmJeenZOal2yp5B8c7x5uaGRjqGlpamCsp5CXmptoqufgE6Lpl 5gCdoqRQlphTChQKSCwuVtK3wzQhNMRN1wKmMULXNyQIrsfIAA0krGHMeDjtGXvBf56K9qaH LA2MT7m6GDk5JARMJJ5s/csCYYtJXLi3nq2LkYtDSGApo8SPj6+YIZxWJoklFxYyglSxCehK PHk/lxnEFhHIlrjSeB+siFlgDqPEvxVrWUESwgLWEus27WbqYuTgYBFQlWiaYQ8S5hXwkOju nM8OEpYQkJNY2lw7gZF7ASPDKkaJ1ILkguKk9FyjvNRyveLE3OLSvHS95PzcTYzgCHkmvYPx 8C73Q4wCHIxKPLwXCi6FCrEmlhVX5h5ilOBgVhLh1U8FCvGmJFZWpRblxxeV5qQWH2I0BVo/ kVlKNDkfGL15JfGGxibmpsamliYWJmaWSuK8+iabQoUE0hNLUrNTUwtSi2D6mDg4pRoYxZ1T pyd59trZJLPv2/KtvnVP3JSTp+O7Gf7vrvriGmEYq7CpZFr8ih9362z+ROx5dMlfU4pbtkzx Geu6exN39vS+svCsOmOxlunmulD/BS/D97ZwqG9Sq7ZU8Fc6Em3+cO3XxZGSe9ymvvxuPaHu QdVkxjdJKXd35cnO01CddI452djw1MI7SizFGYmGWsxFxYkAXUALv6YCAAA= DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-7.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Yadwinder Singh Brar With default config on smdk5250 latest tree throws below message : [ 2.226049] thermal thermal_zone0: critical temperature reached(224 C),shutting down [ 2.227840] reboot: Failed to start orderly shutdown: forcing the issue and hangs randomly because it reads wrong temperature value. I can't figure out any direct relation between LDO10 and TMU from board schematics which I have. So making LDO10 always-on to fix issue for now. Signed-off-by: Yadwinder Singh Brar [pankaj.dubey: resubmitted after rebasing to latest kgene tree] Signed-off-by: Pankaj Dubey Tested-by: Pankaj Dubey Acked-by: Krzysztof Kozlowski --- Resending this patch after rebasing. Previous discussion can be found here [1] [1]: http://www.spinics.net/lists/linux-samsung-soc/msg39100.html Changes since v1: - Rebased on latest kgene tree, test booting and s2r on SMDK5250 board. - Removed Yadwinder Singh's Samsung's email id as it's no more valid. - Added my Signed-off-by for touching this file and patch. arch/arm/boot/dts/exynos5250-smdk5250.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 15aea76..c625e71 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -197,6 +197,7 @@ regulator-name = "P1.8V_LDO_OUT10"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; + regulator-always-on; }; ldo11_reg: LDO11 {