From patchwork Thu Nov 10 15:00:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Viacheslav X-Patchwork-Id: 623554 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E1B5CC4332F for ; Thu, 10 Nov 2022 15:08:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231187AbiKJPIn (ORCPT ); Thu, 10 Nov 2022 10:08:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230160AbiKJPIm (ORCPT ); Thu, 10 Nov 2022 10:08:42 -0500 X-Greylist: delayed 450 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Thu, 10 Nov 2022 07:08:38 PST Received: from mx.msync.work (mx.msync.work [185.250.0.168]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 05DCF22B21; Thu, 10 Nov 2022 07:08:38 -0800 (PST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id E961B1231BF; Thu, 10 Nov 2022 15:01:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lexina.in; s=dkim; t=1668092468; h=from:subject:date:message-id:to:mime-version: content-transfer-encoding:in-reply-to:references; bh=1SsZIFbb2kZbNj0UZIQdbQ3Ryb9RW7TBdyeqOwWDSP8=; b=Kcgutp29e8mIhN54VxuwUvbroBo4WK8m4eNhrhlJzw/isHYXIGIy0+z/Mn9Uxu5pG/p8MG RoVPKrWlmAcR4eC7fA/qprLwh8TCN7p9NKqYUhF25AqUxKjm7HkjdKS4LAdtyHlMw2UNGH eCrbkPSpeoVdGvezxtTQ4OWg3ChMIuwZakR7YGF+ZroxS66W5tzV+9QBEnLJf1Kmk8W4dh LlUOtnkfzcKn3y4TQOz0OAQs/C4na6tkr9lW5Jw65ZFE10L6wwZPCvmDg4lYwIu8I8Gvqn 7lvG++NWulRBJygF1QRUbZu+RvG4koI+zpW1D9r4WaXqbr9W8mHJphHtCDqK5A== From: Vyacheslav Bocharov To: linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/4] arm64: amlogic: mmc: meson-gx: Add dts binding include for core, tx, rx eMMC/SD/SDIO phase clock settings from devicetree data Date: Thu, 10 Nov 2022 18:00:33 +0300 Message-Id: <20221110150035.2824580-3-adeep@lexina.in> In-Reply-To: <20221110150035.2824580-1-adeep@lexina.in> References: <20221110150035.2824580-1-adeep@lexina.in> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org The mmc driver has the same phase values for all meson platforms. However, some platforms (and even some boards) require different values. This patch transfers the values from the set in the code to the variables in the device-tree file. Signed-off-by: Vyacheslav Bocharov create mode 100644 include/dt-bindings/mmc/meson-gx-mmc.h diff --git a/include/dt-bindings/mmc/meson-gx-mmc.h b/include/dt-bindings/mmc/meson-gx-mmc.h new file mode 100644 index 000000000000..cfc4a9d75b2b --- /dev/null +++ b/include/dt-bindings/mmc/meson-gx-mmc.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */ +/* + * Copyright (c) 2022 JetHome, Vyacheslav Bocharov + * Author: Vyacheslav Bocharov + */ + +#ifndef _DT_BINDINGS_MESON_GX_MMC_H +#define _DT_BINDINGS_MESON_GX_MMC_H + +/* + * Cfg_rx_phase: RX clock phase + * bits: 9:8 R/W + * default: 0 + * Recommended value: 0 + * + * Cfg_tx_phase: TX clock phase + * bits: 9:8 R/W + * default: 0 + * Recommended value: 2 + * + * Cfg_co_phase: Core clock phase + * bits: 9:8 R/W + * default: 0 + * Recommended value: 2 + * + * values: 0: 0 phase, 1: 90 phase, 2: 180 phase, 3: 270 phase. + */ + +#define CLK_PHASE_0 0 +#define CLK_PHASE_90 1 +#define CLK_PHASE_180 2 +#define CLK_PHASE_270 3 + + +#endif