From patchwork Sat Jan 21 16:31:19 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Keeping X-Patchwork-Id: 9530505 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 0C608600CA for ; Sat, 21 Jan 2017 16:38:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F21EA2824F for ; Sat, 21 Jan 2017 16:38:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E696C28445; Sat, 21 Jan 2017 16:38:21 +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=-1.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, T_DKIM_INVALID autolearn=no version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id A5F062824F for ; Sat, 21 Jan 2017 16:38:21 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cUyg4-00075e-AI; Sat, 21 Jan 2017 16:38:08 +0000 Received: from merlin.infradead.org ([205.233.59.134]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cUycm-0000QJ-VF; Sat, 21 Jan 2017 16:34:45 +0000 Received: from dougal.metanate.com ([90.155.101.14] helo=metanate.com) by merlin.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cUyah-0006pZ-MG; Sat, 21 Jan 2017 16:32:36 +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=AZ3KpMt0qfAY3hIy3MHuJwOGZ5yc9YOBCtczFpDIc5s=; b=FJhwzqQdnx8KbvrGQRNZMeS+/9E4D5sOVzzRnnipgvXUF1tpT6YXzAzl+N+xoTgg2TECX8fBHRpLbqh+aSwyIRVQ67YsfC4LDGQanplox7JUv9y7N1c3ThPBltx3XT1DZbefpEXeMeSbHBSGOCxS8y4yxOv4WI6mTH8l66SzJz9igLrjUgwscTSaoDBeXGJrsEXzgpC1oplWMv4/sw9H3UPQ4dMybnfFmQbi1uUp2yOQSrIiE6EkJY+8Bv5x7vN/8tuqXuQIXnT/ci1KYPN3FUGY1NAnY29T8nqvoBJZMO6FTD2KSu93lq/BW7CZurAu9l2iMZCRvKvRZ/wFl5AY/Q==; Received: from johnkeeping.plus.com ([81.174.171.191] helo=localhost.localdomain) by shrek.metanate.com with esmtpsa (TLSv1.2:DHE-RSA-AES128-GCM-SHA256:128) (Exim 4.83_RC2) (envelope-from ) id 1cUya3-0004rJ-5n; Sat, 21 Jan 2017 16:31:55 +0000 From: John Keeping To: Mark Yao Subject: [PATCH v2 17/26] drm/rockchip: dw-mipi-dsi: don't enable PHY PLL until it's configured Date: Sat, 21 Jan 2017 16:31:19 +0000 Message-Id: <20170121163128.22240-18-john@metanate.com> X-Mailer: git-send-email 2.11.0.197.gb556de5.dirty In-Reply-To: <20170121163128.22240-1-john@metanate.com> References: <20170121163128.22240-1-john@metanate.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170121_113235_914611_377B7020 X-CRM114-Status: UNSURE ( 7.57 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, John Keeping , Chris Zhong , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: John Keeping --- Unchanged in v2 --- 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 ce1e6f9a2041..cfe7e4ba305c 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c @@ -413,12 +413,12 @@ 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));