From patchwork Thu Jan 16 22:41:27 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Anderson X-Patchwork-Id: 13942390 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E54BBC02183 for ; Thu, 16 Jan 2025 22:46:08 +0000 (UTC) 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:References:In-Reply-To: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:List-Owner; bh=ZKn1FYerABDRxU2IGNUMyctJwGzKXnWiMDFTa4RkomA=; b=pp5acMfPMdwN4K0lrVpQlxY8be 95mIuPhg1AWIsQRFMg9yM442CFjxf/EhboQY1h8cT6LGVy+bKLJawocOQmOtCoXYn+j4cbvWSZCf+ HMuVNyeYIk3SgBVHtLy3IBgXtlSG79qcHwdYQ72Bb7eb9wcq7Wl0p12dTwcQnJZ9+kC90NXYN81qR omc1YylF+N0P8PEZMak6LMkArugh73KtNLCnTSk11BNcqkLKLj3/lkOvbCz4Tyi+uHYW7Jvs4336r EOsfhmJUr948gs4XgX7pf2f6/6anw9UaHt7y6chp8+Is7coYQcIYQhOg/JHrVMfd0JEYOImE/kIEs oTPPcsng==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tYYcf-0000000GEk5-339S; Thu, 16 Jan 2025 22:45:57 +0000 Received: from out-184.mta1.migadu.com ([2001:41d0:203:375::b8]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tYYYs-0000000GEBK-0sfT for linux-arm-kernel@lists.infradead.org; Thu, 16 Jan 2025 22:42:03 +0000 X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1737067319; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ZKn1FYerABDRxU2IGNUMyctJwGzKXnWiMDFTa4RkomA=; b=w5EAQ6xc30i08qaqnUgk6SKSMzDHukNhmSqW4ueaba1oyf+9CXNVSUBkFZaArvIsgP824C NOelbDcTtpRLXDag+l6swHrdu7Oj6ZWgp+JwJ65Ny64/j/Tro+JcM6QCcrlN9CK2JzN5Ot xRBfgpoDTueXskQ5BPHNtjtmWUxfKgA= From: Sean Anderson To: Mark Brown , Michal Simek , linux-spi@vger.kernel.org Cc: Miquel Raynal , Amit Kumar Mahapatra , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jinjie Ruan , Sean Anderson Subject: [PATCH 2/5] spi: zynqmp-gqspi: Add some more debug prints Date: Thu, 16 Jan 2025 17:41:27 -0500 Message-Id: <20250116224130.2684544-3-sean.anderson@linux.dev> In-Reply-To: <20250116224130.2684544-1-sean.anderson@linux.dev> References: <20250116224130.2684544-1-sean.anderson@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250116_144202_388531_FC195723 X-CRM114-Status: UNSURE ( 8.72 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a few more debug prints to make it easier to determine how the device is programmed. Signed-off-by: Sean Anderson --- drivers/spi/spi-zynqmp-gqspi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/spi/spi-zynqmp-gqspi.c b/drivers/spi/spi-zynqmp-gqspi.c index 0c3b3a16bb36..79dd1d56d05c 100644 --- a/drivers/spi/spi-zynqmp-gqspi.c +++ b/drivers/spi/spi-zynqmp-gqspi.c @@ -580,6 +580,8 @@ static int zynqmp_qspi_config_op(struct zynqmp_qspi *xqspi, zynqmp_gqspi_write(xqspi, GQSPI_CONFIG_OFST, config_reg); zynqmp_qspi_set_tapdelay(xqspi, baud_rate_val); } + + dev_dbg(xqspi->dev, "config speed %u\n", req_speed_hz); return 0; } @@ -693,6 +695,8 @@ static void zynqmp_qspi_fillgenfifo(struct zynqmp_qspi *xqspi, u8 nbits, } genfifoentry |= zynqmp_qspi_selectspimode(xqspi, nbits); xqspi->genfifoentry = genfifoentry; + dev_dbg(xqspi->dev, "genfifo %05x transfer_len %u\n", + genfifoentry, transfer_len); if ((transfer_len) < GQSPI_GENFIFO_IMM_DATA_MASK) { genfifoentry &= ~GQSPI_GENFIFO_IMM_DATA_MASK;