From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 05 Apr 2024 12:13:25 +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 1rsgZZ-00Ccho-0F for lore@lore.pengutronix.de; Fri, 05 Apr 2024 12:13:25 +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 1rsgZY-0007Qb-GW for lore@pengutronix.de; Fri, 05 Apr 2024 12:13:25 +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:To:From:Reply-To:Cc: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=rUaOnMrvxs3uTR2FxzRVK0u1sjNSrPWJRN0Yk2Wg+Jc=; b=ufk1YOor0vno2KDUyjMSNMJKz6 3fcdTZl+9RCFocYevu8gX8DLQgep9fxjrvBCdJsaL7IOeSMZpNo5pGoOhmJ5uTjmhMmgexWEpSpME 2Xu+9nVevPiLIACVjETqI0/Z4N/C+wdlzVMYGczAbKlsUtlqhkAtr/jFcA2CXONRa+tnjdaiYK1Rl OVzq0ZfKk8Trc2ULSSbvK9TV6QKegJomDG35zYnSj5Ydj2vdKu3EKQstzNi0vJkdgJiPxB/oF7RzA Ty9dA9pow/FFr/SI0HogerRLis3BHw6SjPXcAYyrCIZz9+TbKBn1kNyAq1cY08diA4eWBYeEwLxiC cCgXGipA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rsgZ5-00000006NCE-3dr6; Fri, 05 Apr 2024 10:12:55 +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 1rsgZ2-00000006NBA-3S6l for barebox@lists.infradead.org; Fri, 05 Apr 2024 10:12:54 +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 1rsgZ1-0006sA-Ff; Fri, 05 Apr 2024 12:12:51 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.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 1rsgZ1-00AY50-3J; Fri, 05 Apr 2024 12:12:51 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1rsgZ0-00AaZ2-3C; Fri, 05 Apr 2024 12:12:51 +0200 From: Sascha Hauer To: Barebox List Date: Fri, 5 Apr 2024 12:12:50 +0200 Message-Id: <20240405101250.2523616-1-s.hauer@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-20240405_031252_991060_0ACA9659 X-CRM114-Status: GOOD ( 13.12 ) 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=-5.0 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] arm: mecsbc: fixup /regulator-sd device tree node 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) The MECSBC prototype board has a bug which makes the 1.8V SD mode unusable. Add a fixup which sets the regulator-min-microvolt property of the SD regulator to 3.3V to prevent the Kernel from going into 1.8V. Signed-off-by: Sascha Hauer --- arch/arm/boards/protonic-mecsbc/board.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm/boards/protonic-mecsbc/board.c b/arch/arm/boards/protonic-mecsbc/board.c index 3ba8fb8d1c..56f7ca393a 100644 --- a/arch/arm/boards/protonic-mecsbc/board.c +++ b/arch/arm/boards/protonic-mecsbc/board.c @@ -90,6 +90,24 @@ static void mecsbc_process_adc(struct device *dev) pr_info("VIN = %d V\n", mecsbc_get_vin_mv() / 1000); } +static int mecsbc_sd_of_fixup(struct device_node *root, void *context) +{ + struct device *dev = context; + struct device_node *np; + + dev_info(dev, "Fixing up /regulator-sd\n"); + + np = of_find_node_by_path_from(root, "/regulator-sd"); + if (!np) { + dev_err(dev, "Cannot find /regulator-sd node\n"); + return 0; + } + + of_property_write_u32(np, "regulator-min-microvolt", 3300000); + + return 0; +} + static int mecsbc_of_fixup_hwrev(struct device *dev) { const char *compat; @@ -103,6 +121,9 @@ static int mecsbc_of_fixup_hwrev(struct device *dev) free(buf); + if (mecsbc_data.hw_id == 0 && mecsbc_data.hw_rev == 0) + of_register_fixup(mecsbc_sd_of_fixup, dev); + return 0; } -- 2.39.2