From patchwork Wed Dec 31 08:23:25 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Liu Ying X-Patchwork-Id: 5554591 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B61A1BF6C3 for ; Wed, 31 Dec 2014 08:19:55 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DDF71201BC for ; Wed, 31 Dec 2014 08:19:54 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 1816420131 for ; Wed, 31 Dec 2014 08:19:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7B4858945A; Wed, 31 Dec 2014 00:19:53 -0800 (PST) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from na01-bn1-obe.outbound.protection.outlook.com (mail-bn1on0133.outbound.protection.outlook.com [157.56.110.133]) by gabe.freedesktop.org (Postfix) with ESMTP id 34DD68945A for ; Wed, 31 Dec 2014 00:19:52 -0800 (PST) Received: from BY2PR03CA051.namprd03.prod.outlook.com (10.141.249.24) by BN1PR0301MB0627.namprd03.prod.outlook.com (25.160.171.12) with Microsoft SMTP Server (TLS) id 15.1.49.12; Wed, 31 Dec 2014 08:19:50 +0000 Received: from BY2FFO11FD051.protection.gbl (2a01:111:f400:7c0c::125) by BY2PR03CA051.outlook.office365.com (2a01:111:e400:2c5d::24) with Microsoft SMTP Server (TLS) id 15.1.49.12 via Frontend Transport; Wed, 31 Dec 2014 08:19:50 +0000 Received: from az84smr01.freescale.net (192.88.158.2) by BY2FFO11FD051.mail.protection.outlook.com (10.1.15.188) with Microsoft SMTP Server (TLS) id 15.1.49.13 via Frontend Transport; Wed, 31 Dec 2014 08:19:49 +0000 Received: from victor.ap.freescale.net (victor.ap.freescale.net [10.192.241.62]) by az84smr01.freescale.net (8.14.3/8.14.0) with ESMTP id sBV8JDgF014725; Wed, 31 Dec 2014 01:19:45 -0700 From: Liu Ying To: Subject: [PATCH RFC v8 07/21] ARM: imx6q: clk: Change hsi_tx clock to be a shared clock gate Date: Wed, 31 Dec 2014 16:23:25 +0800 Message-ID: <1420014219-915-8-git-send-email-Ying.Liu@freescale.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1420014219-915-1-git-send-email-Ying.Liu@freescale.com> References: <1420014219-915-1-git-send-email-Ying.Liu@freescale.com> X-EOPAttributedMessage: 0 Received-SPF: Fail (protection.outlook.com: domain of freescale.com does not designate 192.88.158.2 as permitted sender) receiver=protection.outlook.com; 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X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0; RULEID:(601004); SRVR:BN1PR0301MB0627; X-Forefront-PRVS: 0442E569BC X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0; RULEID:; SRVR:BN1PR0301MB0627; X-OriginatorOrg: freescale.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Dec 2014 08:19:49.6636 (UTC) X-MS-Exchange-CrossTenant-Id: 710a03f5-10f6-4d38-9ff4-a80b81da590d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=710a03f5-10f6-4d38-9ff4-a80b81da590d; Ip=[192.88.158.2] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN1PR0301MB0627 Cc: stefan.wahren@i2se.com, devicetree@vger.kernel.org, linux@arm.linux.org.uk, kernel@pengutronix.de, linux-kernel@vger.kernel.org, a.hajda@samsung.com, mturquette@linaro.org, linux-arm-kernel@lists.infradead.org, andyshrk@gmail.com X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The CG8 field of the CCM CCGR3 register is named as 'mipi_core_cfg' clock, according to the i.MX6q/sdl reference manuals. This clock is actually the gate for several clocks, including the hsi_tx_sel clock's output and the video_27m clock's output. So, this patch changes the hsi_tx clock to be a shared clock gate. Suggested-by: Philipp Zabel Signed-off-by: Liu Ying --- v7->v8: * None. v6->v7: * None. v5->v6: * None. v4->v5: * None. v3->v4: * None. v2->v3: * Newly introduced in v3. arch/arm/mach-imx/clk-imx6q.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index f19472a..080d5b7 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -119,6 +119,7 @@ static unsigned int share_count_asrc; static unsigned int share_count_ssi1; static unsigned int share_count_ssi2; static unsigned int share_count_ssi3; +static unsigned int share_count_mipi_core_cfg; static void __init imx6q_clocks_init(struct device_node *ccm_node) { @@ -416,7 +417,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[IMX6QDL_CLK_LDB_DI0] = imx_clk_gate2("ldb_di0", "ldb_di0_podf", base + 0x74, 12); clk[IMX6QDL_CLK_LDB_DI1] = imx_clk_gate2("ldb_di1", "ldb_di1_podf", base + 0x74, 14); clk[IMX6QDL_CLK_IPU2_DI1] = imx_clk_gate2("ipu2_di1", "ipu2_di1_sel", base + 0x74, 10); - clk[IMX6QDL_CLK_HSI_TX] = imx_clk_gate2("hsi_tx", "hsi_tx_podf", base + 0x74, 16); + clk[IMX6QDL_CLK_HSI_TX] = imx_clk_gate2_shared("hsi_tx", "hsi_tx_podf", base + 0x74, 16, &share_count_mipi_core_cfg); if (cpu_is_imx6dl()) /* * The multiplexer and divider of the imx6q clock gpu2d get