From patchwork Mon Sep 19 17:17:30 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Keeping X-Patchwork-Id: 9339971 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id D3F36601C2 for ; Mon, 19 Sep 2016 17:19:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C205C28AE7 for ; Mon, 19 Sep 2016 17:19:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B6CC5292C9; Mon, 19 Sep 2016 17:19:47 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 54E0928AE7 for ; Mon, 19 Sep 2016 17:19:47 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bm2EM-0000cL-OP; Mon, 19 Sep 2016 17:19:46 +0000 Received: from dougal.metanate.com ([90.155.101.14] helo=metanate.com) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bm2Cz-0008Hf-KB; Mon, 19 Sep 2016 17:18:25 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=simple/simple; d=metanate.com; s=stronger; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From; bh=abTEiTBSWUjs31gqhm95WFQrMzh4zVszVld+g8xJbPk=; b=Ep048VlFO5+Y85ZN6ZJZME/0GTi8qzYNGaxwOyelfHHciRqDAXDHRm4XS/od2VDud0t43yvColq00MT8FelHUKY8aSrL+fEW2EF6c1Frn5ira7WWRuTzEl8PF1Aoc7Mg8VKQRyNNs4FXSLzRj9w/Un9309T+iZ+afSTtzeYradtMzch0/mQVh8vkEgP5iJLpL8A0W8uYeP6460CiwJcN41rrQt1CP7j4ibuwpGXx2uiHw/aL++3hL+95QS53HeUmnJV8wBA+vUDotoaTztQp6EMrLg7Z5u43IPqux9qt8pjgBS17VGOiL3sME7ca+VKR6a2GCFnO+K44DXgwUDurNg==; Received: from brian ([192.168.88.1] helo=leela.metanate.com) by shrek.metanate.com with esmtpsa (TLSv1.2:DHE-RSA-AES128-GCM-SHA256:128) (Exim 4.83_RC2) (envelope-from ) id 1bm2CX-00078x-AT; Mon, 19 Sep 2016 18:17:53 +0100 From: John Keeping To: Mark Yao Subject: [PATCH 17/26] drm/rockchip: dw-mipi-dsi: don't enable PHY PLL until it's configured Date: Mon, 19 Sep 2016 18:17:30 +0100 Message-Id: <20160919171747.28512-21-john@metanate.com> X-Mailer: git-send-email 2.10.0.278.g4f427b1.dirty In-Reply-To: <20160919171747.28512-1-john@metanate.com> References: <20160919171747.28512-1-john@metanate.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160919_101822_069796_8C3FBB0A X-CRM114-Status: UNSURE ( 6.72 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Heiko Stuebner , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, John Keeping , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: John Keeping --- drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c index f824c99b872e..463e469fd1b8 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c @@ -414,12 +414,12 @@ static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi) dw_mipi_dsi_phy_write(dsi, 0x44, HSFREQRANGE_SEL(testdin)); - dw_mipi_dsi_phy_write(dsi, 0x19, PLL_LOOP_DIV_EN | PLL_INPUT_DIV_EN); dw_mipi_dsi_phy_write(dsi, 0x17, INPUT_DIVIDER(dsi->input_div)); dw_mipi_dsi_phy_write(dsi, 0x18, LOOP_DIV_LOW_SEL(dsi->feedback_div) | LOW_PROGRAM_EN); dw_mipi_dsi_phy_write(dsi, 0x18, LOOP_DIV_HIGH_SEL(dsi->feedback_div) | HIGH_PROGRAM_EN); + dw_mipi_dsi_phy_write(dsi, 0x19, PLL_LOOP_DIV_EN | PLL_INPUT_DIV_EN); dw_mipi_dsi_phy_write(dsi, 0x22, LOW_PROGRAM_EN | BIASEXTR_SEL(BIASEXTR_127_7));