From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 30 Jan 2023 18:28:37 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pMXxP-007qFN-8L for lore@lore.pengutronix.de; Mon, 30 Jan 2023 18:28:37 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pMXxL-0004qC-NY for lore@pengutronix.de; Mon, 30 Jan 2023 18:28:36 +0100 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=wGW7R2m+Qc2ltqCr7OzXA8Una2VgIww2nOGN7jchAPw=; b=qO1naDK7UMnJ0XASKEeFmsjpr7 ey/Zwkfztvak1XiuBi5EftCfKXhKO8ETdH1Vfh0XhqRT7cDaSSmwnAR25G5XKvYAzHE8qjLkEQG4Y jjblZFyV0lsqrCLo9dLpEWXk5bcmc6HFkTpLbP4uqEluPZ1PsE+RiQPjIMky2s9KSV8Is0l4PMQPH G350Rf57YUIUVnR/kjey9mNhgXVyGZS8HcsYKXG1DyTJ9GfvZpRE7/GhxBUtIbzgsx8kI1PLJjTcQ q/SZvykeV+pyEEgXAsUccuY2TJwjNXrPO9RVgnIbzLEORffGm4DyKtG8uGL2P/9w+RPd3729TxNZU C+gZN2mQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pMXvb-004XJo-9Y; Mon, 30 Jan 2023 17:26:47 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pMXsb-004Vii-A0 for barebox@lists.infradead.org; Mon, 30 Jan 2023 17:23:43 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1pMXsV-0003Hh-Ae for barebox@lists.infradead.org; Mon, 30 Jan 2023 18:23:35 +0100 Received: from [2a0a:edc0:0:1101:1d::54] (helo=dude05.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1pMOUK-001PnE-6Q; Mon, 30 Jan 2023 08:21:59 +0100 Received: from afa by dude05.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1pMOUI-00092h-Ge; Mon, 30 Jan 2023 08:21:58 +0100 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: Ahmad Fatoum Date: Mon, 30 Jan 2023 08:21:57 +0100 Message-Id: <20230130072157.34711-1-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230130_092341_388869_E1383FB5 X-CRM114-Status: GOOD ( 11.60 ) 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.ext.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] ARM: i.MX8MM: innocomm-wb15: use revised PMIC settings X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) Original values used when WB15 support was upstreamed were taken from EVK, but original U-Boot port, we had been running for years now, is configured differently and is known to be stable. Revert to those values. Signed-off-by: Ahmad Fatoum --- .../arm/boards/innocomm-imx8mm-wb15/lowlevel.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/arch/arm/boards/innocomm-imx8mm-wb15/lowlevel.c b/arch/arm/boards/innocomm-imx8mm-wb15/lowlevel.c index 2077d3c88eb2..f7753bd32671 100644 --- a/arch/arm/boards/innocomm-imx8mm-wb15/lowlevel.c +++ b/arch/arm/boards/innocomm-imx8mm-wb15/lowlevel.c @@ -35,14 +35,24 @@ static void setup_uart(void) } static struct pmic_config bd71837_cfg[] = { + /* unlock the PMIC regs */ + { BD718XX_REGLOCK, 0x0 }, + /* retry powering up indefinitely every 250ms after VR fault */ + { BD718XX_RCVCFG, 0xfc }, /* decrease RESET key long push time from the default 10s to 10ms */ { BD718XX_PWRONCONFIG1, 0x0 }, - /* unlock the PMIC regs */ - { BD718XX_REGLOCK, 0x1 }, + /* WDOG_B: Warm Reset */ + { BD718XX_PWRCTRL0, 0xa3 }, + /* READY=>SNVS on PMIC_ON_REQ, SNVS=>RUN on VSYS_UVLO */ + { BD718XX_TRANS_COND0, 0x48 }, + /* WDOG_B: Go to SNVS power state after deassert */ + { BD718XX_TRANS_COND1, 0xc0 }, /* Set VDD_SOC/VDD_DRAM to typical value 0.85v for nominal mode */ { BD718XX_BUCK1_VOLT_RUN, 0xf }, - /* increase VDD_DRAM to 0.975v for 3Ghz DDR */ - { BD718XX_1ST_NODVS_BUCK_VOLT, 0x83 }, + /* increase VDD_DRAM to 0.900v for 2400MT/s DDR */ + { BD718XX_1ST_NODVS_BUCK_VOLT, 0x02 }, + /* set BUCK8 to 1.10v */ + { BD718XX_4TH_NODVS_BUCK_VOLT, 0x1e }, /* lock the PMIC regs */ { BD718XX_REGLOCK, 0x11 }, }; -- 2.30.2