From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 02 Apr 2024 11:27:30 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1rraQU-003C9s-2i for lore@lore.pengutronix.de; Tue, 02 Apr 2024 11:27:30 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rraQU-0005aI-8F for lore@pengutronix.de; Tue, 02 Apr 2024 11:27:30 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=ZrIq9Ia2rs9HYqSVHdU4DMU+hHe7DUR5HuYJ7IPR9Ho=; b=PW0csnP6fjLRmsMmKZL62P1mE2 cTd3JjlrhsjQjYD737hoKMjwIvjMDI7+VYewuZCT48pextmPAHPiRtLpcZcAzTWmITFyb8SdGv1o0 De4ZOfOOcgUdfnAmM0IJLZlZ0muLqIZeLj1DZIwkRUV0P3XDjTnjbkLYC1WUYcxENyB/2fReGI89Y u4VHcCGjAp89l6eMy7q8YSJn8A49YOyFmr8kfuofKkutPzWYpiPoMeMjtaX00zgoO08vUCKh8fODi lv62TzUQJUok3B5+Fczmm5x81V31uk9/RQR9VUoUF2maTu4Z0Qoxjkpqi7UwPgGbj/b6r7yJFh+Sw JG1Z7QBQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rraQ2-0000000AQye-0xHz; Tue, 02 Apr 2024 09:27:02 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rraPy-0000000AQwS-0s7k for barebox@lists.infradead.org; Tue, 02 Apr 2024 09:26:59 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rraPv-000506-EX; Tue, 02 Apr 2024 11:26:55 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1rraPv-009xCn-28; Tue, 02 Apr 2024 11:26:55 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1rraPv-000Oao-02; Tue, 02 Apr 2024 11:26:55 +0200 From: Oleksij Rempel To: barebox@lists.infradead.org Cc: Oleksij Rempel Date: Tue, 2 Apr 2024 11:26:53 +0200 Message-Id: <20240402092654.94523-1-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240402_022658_267639_228EBE50 X-CRM114-Status: GOOD ( 12.40 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v2 1/2] ARM: i.MX8MP: skov: add fallback for unsupported HW X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Add fallback support for currently not supported HW. Instead of completely fail, it is better to use some kind of basic devicetree with reduced functionality. Signed-off-by: Oleksij Rempel --- arch/arm/boards/skov-imx8mp/board.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/arch/arm/boards/skov-imx8mp/board.c b/arch/arm/boards/skov-imx8mp/board.c index 3b6eb7b080..41122ea1e4 100644 --- a/arch/arm/boards/skov-imx8mp/board.c +++ b/arch/arm/boards/skov-imx8mp/board.c @@ -85,6 +85,10 @@ static const struct board_description imx8mp_variants[] = { }, }; +static const struct board_description imx8mp_basic_viariant = { + .dts_compatible = "skov,imx8mp-skov-basic", +}; + static int skov_imx8mp_fixup(struct device_node *root, void *data) { struct device_node *chosen = of_create_node(root, "/chosen"); @@ -171,12 +175,12 @@ static int skov_imx8mp_init_variant(struct skov_imx8mp_priv *priv) priv->variant_id = v; if (v >= ARRAY_SIZE(imx8mp_variants)) { - dev_err(dev, "Invalid variant %u\n", v); - return -EINVAL; + dev_warn(dev, "Unsuported variant %u. Fall back to basic variant\n", v); + variant = &imx8mp_basic_viariant; + } else { + variant = &imx8mp_variants[v]; } - variant = &imx8mp_variants[v]; - if (variant->flags & SKOV_IMX8MP_HAS_HDMI) { ret = skov_imx8mp_get_hdmi(dev); if (ret < 0) -- 2.39.2