From patchwork Mon Mar 9 21:07:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Oltean X-Patchwork-Id: 203583 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6046FC10F29 for ; Mon, 9 Mar 2020 21:09:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3EC4B24671 for ; Mon, 9 Mar 2020 21:09:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="TWCaCqSP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727077AbgCIVIy (ORCPT ); Mon, 9 Mar 2020 17:08:54 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:46611 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727030AbgCIVIx (ORCPT ); Mon, 9 Mar 2020 17:08:53 -0400 Received: by mail-wr1-f66.google.com with SMTP id n15so13014312wrw.13; Mon, 09 Mar 2020 14:08:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=kAEXGIBTihs2aEXLy+/u0H3T9UnyJrJyBGNNvIDBqSQ=; b=TWCaCqSPmiFJmxJN3aCnLwv2ssaFFm8FOa/wqZJCht7oJDCzhqWxWQvZMp+qr/Rait dNI9vOe3IBXvfj9BbQnNrXiFwacEQB6Jr94SD7J8TABorbw9SlGzwCm/u2qEm7PCn+SV hBfbwPfyNKANya8pIjT4oHQwV6zLNgRAcYdEOXxhqHsYoCVrtqDA7OvN4vgVyiFgj11o nmDgdETMu6lU0pPbWSjP2XsXZhLR4bWHm+HTfEK7pg5yobgJ60pxu6BmfqiNB48T7/HU WxJ8Fh3+szMQwrChXAfUwnH+XVZ0rglHvMIlgypPpn6KgqEuAnKCLedhqpntKQliZB6t l3CQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=kAEXGIBTihs2aEXLy+/u0H3T9UnyJrJyBGNNvIDBqSQ=; b=KJSUv4mQ6KbTPlwF6w0hwcCrcJ6py//iztGo8G0ZM0OsJEN4r3QipoTE8gqg+sYwqG xpQeISBzr3IlOPOQuAhrUTYk+sRMSrz2LZdTWM6A1X4n38hCqmZwENyTmLG9wtNLl17J YkY5HiI6mHR3fDx8f5FpvpMnT5disEK4XCVjjeNCNCRK+b7XbpFs74eIRmswJeY719+X 7Gi6J7VLwS6CGi/4dq+n8Lm/5HLO/r41Y8ujHT94762SOaAmyhGoxeILhWlz4hEAtf3G zyRGxux/dlhV8HX/9K1n+fh1Ou3LSzX9xRJq0lWCwe+ROLhfPuYAIf0S9/f9k2f3jpii fn0A== X-Gm-Message-State: ANhLgQ1F3LGCbSjEsajtLiDjjj57odWpfgUEXulI0eUcdm5sUyvrXnaB fg2X4rtssL0UwvR1Q89n0hw= X-Google-Smtp-Source: ADFU+vs65US5DrN5du6jklN9RnuRrgYN46Sddnjqilsx4BlpkM4+fIUcFKk+y5w0p/LeO6uK722rZQ== X-Received: by 2002:a5d:5090:: with SMTP id a16mr20484540wrt.191.1583788131502; Mon, 09 Mar 2020 14:08:51 -0700 (PDT) Received: from localhost.localdomain ([79.115.60.40]) by smtp.gmail.com with ESMTPSA id j205sm1016275wma.42.2020.03.09.14.08.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Mar 2020 14:08:51 -0700 (PDT) From: Vladimir Oltean To: broonie@kernel.org Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, shawnguo@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, devicetree@vger.kernel.org, eha@deif.com, angelo@sysam.it, andrew.smirnov@gmail.com, gustavo@embeddedor.com, weic@nvidia.com, mhosny@nvidia.com, michael@walle.cc, peng.ma@nxp.com Subject: [PATCH v2 6/6] arm64: dts: ls1028a-rdb: Add a spidev node for the mikroBUS Date: Mon, 9 Mar 2020 23:07:55 +0200 Message-Id: <20200309210755.6759-7-olteanv@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200309210755.6759-1-olteanv@gmail.com> References: <20200309210755.6759-1-olteanv@gmail.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Vladimir Oltean For debugging, it is useful to have access to the DSPI controller signals. On the reference design board, these are exported to either the mikroBUS1 or mikroBUS2 connector (according to the CPLD register BRDCFG3[SPI3]). Signed-off-by: Vladimir Oltean --- Changes in v2: Change compatible string for spidev node. arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts index bb7ba3bcbe56..13555ed52b89 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts @@ -83,6 +83,20 @@ }; }; +&dspi2 { + bus-num = <2>; + status = "okay"; + + /* mikroBUS1 */ + spidev@0 { + compatible = "rohm,dh2228fv"; + spi-max-frequency = <20000000>; + fsl,spi-cs-sck-delay = <100>; + fsl,spi-sck-cs-delay = <100>; + reg = <0>; + }; +}; + &esdhc { sd-uhs-sdr104; sd-uhs-sdr50;