From patchwork Wed Apr 10 08:53:09 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Cross X-Patchwork-Id: 2419821 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork1.kernel.org (Postfix) with ESMTP id E80473FD8C for ; Wed, 10 Apr 2013 08:53:54 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UPqmv-0004Bg-CG; Wed, 10 Apr 2013 08:53:53 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UPqms-0007pF-Qa; Wed, 10 Apr 2013 08:53:50 +0000 Received: from mail1.g1.pair.com ([66.39.3.162]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UPqmp-0007oy-N3 for linux-arm-kernel@lists.infradead.org; Wed, 10 Apr 2013 08:53:48 +0000 Received: from xobs-novena.novalocal (unknown [210.23.25.254]) by mail1.g1.pair.com (Postfix) with ESMTPSA id C08842BF36; Wed, 10 Apr 2013 04:53:42 -0400 (EDT) From: Sean Cross To: linux-arm-kernel@lists.infradead.org Subject: [PATCH] ARM: imx: add lvds clocks Date: Wed, 10 Apr 2013 08:53:09 +0000 Message-Id: <1365583989-10308-1-git-send-email-xobs@kosagi.com> X-Mailer: git-send-email 1.7.9.5 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130410_045347_780976_6E26EC9D X-CRM114-Status: UNSURE ( 9.90 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [66.39.3.162 listed in list.dnswl.org] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Sean Cross 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 There are two LVDS clocks on the i.MX6 that may be used for a variety of purposes, including PCI Express. Add these clocks, as well as their selectors. Signed-off-by: Sean Cross --- .../devicetree/bindings/clock/imx6q-clock.txt | 4 ++++ arch/arm/mach-imx/clk-imx6q.c | 10 +++++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/clock/imx6q-clock.txt b/Documentation/devicetree/bindings/clock/imx6q-clock.txt index 969b38e..0d3b919 100644 --- a/Documentation/devicetree/bindings/clock/imx6q-clock.txt +++ b/Documentation/devicetree/bindings/clock/imx6q-clock.txt @@ -205,6 +205,10 @@ clocks and IDs. enet_ref 190 usbphy1_gate 191 usbphy2_gate 192 + lvds1_sel 193 + lvds2_sel 194 + lvds1 195 + lvds2 196 Examples: diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 2f9ff93..23d7f80 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -132,6 +132,8 @@ static const char *vpu_axi_sels[] = { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", static const char *cko1_sels[] = { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video", "dummy", "axi", "enfc", "ipu1_di0", "ipu1_di1", "ipu2_di0", "ipu2_di1", "ahb", "ipg", "ipg_per", "ckil", "pll4_audio", }; +static const char *lvds1_sels[] = { "dummy", "dummy", "dummy", "dummy", "dummy", "dummy", "pll4_audio", "pll5_video", "pll8_mlb", "enet_ref", "pcie_ref", "sata_ref", "dummy", "dummy", "dummy", "dummy", "dummy", "dummy", "dummy", "lvds1", "lvds2", }; +static const char *lvds2_sels[] = { "dummy", "dummy", "dummy", "dummy", "dummy", "dummy", "pll4_audio", "pll5_video", "pll8_mlb", "enet_ref", "pcie_ref", "sata_ref", "dummy", "dummy", "dummy", "dummy", "dummy", "dummy", "dummy", "lvds1", "lvds2", }; enum mx6q_clks { dummy, ckil, ckih, osc, pll2_pfd0_352m, pll2_pfd1_594m, pll2_pfd2_396m, @@ -165,7 +167,7 @@ enum mx6q_clks { pll4_audio, pll5_video, pll8_mlb, pll7_usb_host, pll6_enet, ssi1_ipg, ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, ldb_di0_div_3_5, ldb_di1_div_3_5, sata_ref, sata_ref_100m, pcie_ref, pcie_ref_125m, enet_ref, usbphy1_gate, - usbphy2_gate, clk_max + usbphy2_gate, lvds1_sel, lvds2_sel, lvds1, lvds2, clk_max }; static struct clk *clk[clk_max]; @@ -260,6 +262,12 @@ int __init mx6q_clocks_init(void) clk[pll3_60m] = imx_clk_fixed_factor("pll3_60m", "pll3_usb_otg", 1, 8); clk[twd] = imx_clk_fixed_factor("twd", "arm", 1, 2); + /* name reg shift width parent_names num_parents */ + clk[lvds1_sel] = imx_clk_mux("lvds1_sel", base + 0x160, 0, 5, lvds1_sels, ARRAY_SIZE(lvds1_sels)); + clk[lvds2_sel] = imx_clk_mux("lvds2_sel", base + 0x160, 0, 5, lvds2_sels, ARRAY_SIZE(lvds2_sels)); + + clk[lvds1] = imx_clk_gate("lvds1", "dummy", base + 0x160, 10); + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-ccm"); base = of_iomap(np, 0); WARN_ON(!base);