From patchwork Fri Feb 19 14:25:08 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Jeffery X-Patchwork-Id: 385006 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C301FC433E9 for ; Fri, 19 Feb 2021 14:27:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 94DA364EB7 for ; Fri, 19 Feb 2021 14:27:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230407AbhBSO1I (ORCPT ); Fri, 19 Feb 2021 09:27:08 -0500 Received: from new3-smtp.messagingengine.com ([66.111.4.229]:36607 "EHLO new3-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230306AbhBSO06 (ORCPT ); Fri, 19 Feb 2021 09:26:58 -0500 Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailnew.nyi.internal (Postfix) with ESMTP id DFD7A5802B3; Fri, 19 Feb 2021 09:26:10 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Fri, 19 Feb 2021 09:26:10 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=aj.id.au; h=from :to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm2; bh=ZNJkDZPQZ4qRn 0dZpJLR1k4wVs6r2KrWIHEsDySJPvg=; b=DoEoen05zG2OW4jmMQPm7XJzX77J6 S4Afnemd+rSyIi8BHWoJfFzWR1a8fBk/0liurwyUZK6tEtVS3lpMEjjGFRwHgv0Y WBVDlNGmmpP13evFb6Hzv/ZVBmeWq83yRiIwt3rfUOUjIJSGa7PAsJ/GtDUKHfT6 zNn+Xfx8SlZ+glr7vBVuA6H14uglsMOs5qjfz1uwYzKOz5xml4YJj+SpMNGFFhmz efcLLEI2bRr25BmulLf6ifYt/dHPzURuEN/kMlHy5jFGJUufXAIvEeMO42ljT13v hulBKH0cvWDWVUfS9OxKpzROSOZkarBZGvFSz5XI+ruDGeyGrMupkJt1w== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; bh=ZNJkDZPQZ4qRn0dZpJLR1k4wVs6r2KrWIHEsDySJPvg=; b=cv6gwc+I PJYNfTbWFHNDC8wHujEONVxLP2J2jpvpKpCUjiYYJJWnawgtBd2EzdxXS6i4qUqF dw/fYsuopEyyvq9YJHp3MKZWjxsWNeU/JvaNHLm4AJ6nsbEOdgxmLZiH1sKvRmxp xG9LZDSv0KOQawHXNxInNxA+XpDv0t8wTBNNAJKFxEnrwJ0ze/28+QBjpAbgSrnN FHoKonT8VTWnPIi4G/vwnw2L5IsSdeTELoikwx6KSBK/jtyg7BDYX2xD6nCkHXaB t1U9cMdqQKKI28iBZjn3XmT6NNVzjY7mDJyYQn2xFlxXLWJetxLV83PCOtEWkEHk xshzwQw2bXIcZw== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrjeeigdeigecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomheptehnughrvgif ucflvghffhgvrhihuceorghnughrvgifsegrjhdrihgurdgruheqnecuggftrfgrthhtvg hrnhepjefgvdevheetkeevgeegleelgfelteetjeffleffvdduudevieffgeetleevhfet necukfhppedugedrvddrledurdefjeenucevlhhushhtvghrufhiiigvpedtnecurfgrrh grmhepmhgrihhlfhhrohhmpegrnhgurhgvfiesrghjrdhiugdrrghu X-ME-Proxy: Received: from localhost.localdomain (ppp14-2-91-37.adl-apt-pir-bras31.tpg.internode.on.net [14.2.91.37]) by mail.messagingengine.com (Postfix) with ESMTPA id 8D7AC24005A; Fri, 19 Feb 2021 09:26:04 -0500 (EST) From: Andrew Jeffery To: openipmi-developer@lists.sourceforge.net, openbmc@lists.ozlabs.org, minyard@acm.org Cc: "Chia-Wei, Wang" , robh+dt@kernel.org, joel@jms.id.au, lee.jones@linaro.org, avifishman70@gmail.com, tmaimon77@gmail.com, tali.perry1@gmail.com, venture@google.com, yuenn@google.com, benjaminfair@google.com, linus.walleij@linaro.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-gpio@vger.kernel.org Subject: [PATCH 04/19] pinctrl: aspeed-g5: Adapt to new LPC device tree layout Date: Sat, 20 Feb 2021 00:55:08 +1030 Message-Id: <20210219142523.3464540-5-andrew@aj.id.au> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210219142523.3464540-1-andrew@aj.id.au> References: <20210219142523.3464540-1-andrew@aj.id.au> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: "Chia-Wei, Wang" Add check against LPC device v2 compatible string to ensure that the fixed device tree layout is adopted. The LPC register offsets are also fixed accordingly. Signed-off-by: Chia-Wei Wang Reviewed-by: Andrew Jeffery Tested-by: Andrew Jeffery Acked-by: Linus Walleij --- drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c index 0cab4c2576e2..996ebcba4d38 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c @@ -60,7 +60,7 @@ #define COND2 { ASPEED_IP_SCU, SCU94, GENMASK(1, 0), 0, 0 } /* LHCR0 is offset from the end of the H8S/2168-compatible registers */ -#define LHCR0 0x20 +#define LHCR0 0xa0 #define GFX064 0x64 #define B14 0 @@ -2648,14 +2648,19 @@ static struct regmap *aspeed_g5_acquire_regmap(struct aspeed_pinmux_data *ctx, } if (ip == ASPEED_IP_LPC) { - struct device_node *node; + struct device_node *np; struct regmap *map; - node = of_parse_phandle(ctx->dev->of_node, + np = of_parse_phandle(ctx->dev->of_node, "aspeed,external-nodes", 1); - if (node) { - map = syscon_node_to_regmap(node->parent); - of_node_put(node); + if (np) { + if (!of_device_is_compatible(np->parent, "aspeed,ast2400-lpc-v2") && + !of_device_is_compatible(np->parent, "aspeed,ast2500-lpc-v2") && + !of_device_is_compatible(np->parent, "aspeed,ast2600-lpc-v2")) + return ERR_PTR(-ENODEV); + + map = syscon_node_to_regmap(np->parent); + of_node_put(np); if (IS_ERR(map)) return map; } else