From patchwork Thu Mar 28 15:23:32 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Philipp Zabel X-Patchwork-Id: 2357191 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id 93B243FDDA for ; Thu, 28 Mar 2013 15:30:35 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ULEhl-0008Vq-Vw; Thu, 28 Mar 2013 15:25:30 +0000 Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ULEg3-0007xC-KA for linux-arm-kernel@lists.infradead.org; Thu, 28 Mar 2013 15:23:47 +0000 Received: from dude.hi.pengutronix.de ([10.1.0.7] helo=dude.pengutronix.de) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1ULEfy-00035g-OO; Thu, 28 Mar 2013 16:23:38 +0100 From: Philipp Zabel To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 08/11] ARM i.MX6q: set the LDB serial clock parent to the video PLL Date: Thu, 28 Mar 2013 16:23:32 +0100 Message-Id: <1364484215-13935-9-git-send-email-p.zabel@pengutronix.de> X-Mailer: git-send-email 1.8.2.rc2 In-Reply-To: <1364484215-13935-1-git-send-email-p.zabel@pengutronix.de> References: <1364484215-13935-1-git-send-email-p.zabel@pengutronix.de> X-SA-Exim-Connect-IP: 10.1.0.7 X-SA-Exim-Mail-From: p.zabel@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-arm-kernel@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130328_112344_044738_429452F0 X-CRM114-Status: GOOD ( 12.61 ) X-Spam-Score: -3.2 (---) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-3.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -1.3 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: devel@driverdev.osuosl.org, Fabio Estevam , Thomas Petazzoni , Greg Kroah-Hartman , devicetree-discuss@lists.ozlabs.org, kernel@pengutronix.de, Martin Fuzzey , Philipp Zabel , Sean Cross , Shawn Guo , Sascha Hauer X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org On i.MX6q revision 1.1 and later, set the video PLL as parent for the LDB clock branch. On revision 1.0, the video PLL is useless due to missing dividers, so keep the default parent (mmdc_ch1_axi). Signed-off-by: Philipp Zabel --- Changes since v2: - Renamed pll5_control3 to pll5_video_div --- arch/arm/mach-imx/clk-imx6q.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 9c6a08e..398d672 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -477,6 +477,11 @@ int __init mx6q_clocks_init(void) clk_register_clkdev(clk[cko1], "cko1", NULL); clk_register_clkdev(clk[arm], NULL, "cpu0"); + if (imx6q_revision() != IMX_CHIP_REVISION_1_0) { + clk_set_parent(clk[ldb_di0_sel], clk[pll5_video_div]); + clk_set_parent(clk[ldb_di1_sel], clk[pll5_video_div]); + } + /* * The gpmi needs 100MHz frequency in the EDO/Sync mode, * We can not get the 100MHz from the pll2_pfd0_352m.