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(localhost [IPv6:::1]) by kmf2.trabucayre.com (Postfix) with ESMTP id 6F750160516; Mon, 7 Jul 2025 05:53:33 +0000 (UTC) From: Gwenhael Goavec-Merou To: barebox@lists.infradead.org Date: Mon, 7 Jul 2025 05:53:30 +0000 Message-Id: <20250707055331.2355809-2-gwenj@trabucayre.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250707055331.2355809-1-gwenj@trabucayre.com> References: <20250707055331.2355809-1-gwenj@trabucayre.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250706_225336_744449_4FB76032 X-CRM114-Status: UNSURE ( 8.65 ) X-CRM114-Notice: Please train this message. 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: , Cc: Gwenhael Goavec-Merou , Ahmad Fatoum , Johannes Roith , Sascha Hauer 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=-4.9 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 2/3] arch/arm/boards/avnet-zedboard/lowlevel.c: added SDIO clk frequency configuration 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) From: Gwenhael Goavec-Merou As mentionned in [1] MMC sometime fails to be initialized/ is not working with this type of error: arasan-sdhci e0100000.mmc@e0100000.of: registered as mmc0 malloc space: 0x17e00000 -> 0x1fdfffff (size 128 MiB) arasan-sdhci e0100000.mmc@e0100000.of: error while transferring data for command 6 arasan-sdhci e0100000.mmc@e0100000.of: state = 0x01ff0202 , interrupt = 0x00208000 mmc0: Card's startup fails with -74 barebox-environment chosen:environment-sd.of: probe failed: No such file or directory environment load /dev/env0: No such file or directory This patch adds SDIO clck configuration allowing to have a valid MMC clock frequency. [1] https://lore.barebox.org/barebox/VI1PR02MB4429606E3B06D0F53D2B4175AB4DA@VI1PR02MB4429.eurprd02.prod.outlook.com/T/#m1cb8598da4741c0b7a41944e1aecef373dd74319 Signed-off-by: Gwenhael Goavec-Merou --- arch/arm/boards/avnet-zedboard/lowlevel.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boards/avnet-zedboard/lowlevel.c b/arch/arm/boards/avnet-zedboard/lowlevel.c index 605aab783a..b7a98f5a82 100644 --- a/arch/arm/boards/avnet-zedboard/lowlevel.c +++ b/arch/arm/boards/avnet-zedboard/lowlevel.c @@ -241,6 +241,7 @@ static void avnet_zedboard_ps7_init(void) /* poor mans clkctrl */ writel(0x00001403, ZYNQ_CLOCK_CTRL_BASE + ZYNQ_UART_CLK_CTRL); writel(0x00000101, ZYNQ_CLOCK_CTRL_BASE + ZYNQ_LQSPI_CLK_CTRL); + writel(0x00001401, ZYNQ_CLOCK_CTRL_BASE + ZYNQ_SDIO_CLK_CTRL); /* GEM0 */ writel(0x00000001, 0xf8000138); -- 2.47.2