From patchwork Thu Jul 30 17:08:52 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Griffin X-Patchwork-Id: 30727 Received: from mail.tu-berlin.de ([130.149.7.33]) by www.linuxtv.org with esmtp (Exim 4.72) (envelope-from ) id 1ZKrO7-0000iQ-CM; Thu, 30 Jul 2015 19:12:59 +0200 X-tubIT-Incoming-IP: 209.132.180.67 Received: from vger.kernel.org ([209.132.180.67]) by mail.tu-berlin.de (exim-4.76/mailfrontend-5) with esmtp id 1ZKrO3-0003WO-8c; Thu, 30 Jul 2015 19:12:57 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754879AbbG3RMy (ORCPT + 1 other); Thu, 30 Jul 2015 13:12:54 -0400 Received: from mail-wi0-f173.google.com ([209.85.212.173]:37590 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754880AbbG3RJK (ORCPT ); Thu, 30 Jul 2015 13:09:10 -0400 Received: by wibud3 with SMTP id ud3so638634wib.0 for ; Thu, 30 Jul 2015 10:09:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=RO8RJI0zS+YzpeicCLLtCoPc2m+daVv09wg0hsbMCZ4=; b=dSHHL0cx0nXaOmkK30xSKAShyAVp6m6JVcPZ2+2EZ17gQTMFQaeyL+evHf/ZyiqfIp 4ozFmFGQGVIsEXeGQXAr8aVUDdtAlyur7wTrDt9aIDJQ3d4lHQqPUD9JZ4450oVvEDwR P8OOW5VR+xMQZB/fCVHMTMJxrXc/XD+SkYCQReeY2wh90qMHe7mL/wKGTrmWOsaSQT13 B9KNCpKN2vfXk6p8Fv0yPc3rDvm7g/jDQK8auxwyH0xYi0e97jRD4AB0LnoDVF4GIJHS fz0B+DcSXnQgIi0Fu7+dXuou6KgdnN/s0KGf5EMDW6Qws+d6a5MHhbM1ztnMzRZbpuep M0VQ== X-Gm-Message-State: ALoCoQmayDWqIXZ76Jo8pvLJVRmPspJE8ardqXC5ctiWyWLHcPtGfKmoT1XgFYA91gxYoU/oDpyY X-Received: by 10.181.13.109 with SMTP id ex13mr8559296wid.39.1438276149607; Thu, 30 Jul 2015 10:09:09 -0700 (PDT) Received: from localhost.localdomain (cpc14-aztw22-2-0-cust189.18-1.cable.virginm.net. [82.45.1.190]) by smtp.gmail.com with ESMTPSA id lm16sm82853wic.18.2015.07.30.10.09.08 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 30 Jul 2015 10:09:09 -0700 (PDT) From: Peter Griffin To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@gmail.com, maxime.coquelin@st.com, patrice.chotard@st.com, mchehab@osg.samsung.com, m.krufky@samsung.com Cc: peter.griffin@linaro.org, lee.jones@linaro.org, hugues.fruchet@st.com, linux-media@vger.kernel.org, devicetree@vger.kernel.org, joe@perches.com Subject: [PATCH v2 02/11] [media] stv0367: Add support for 16Mhz reference clock Date: Thu, 30 Jul 2015 18:08:52 +0100 Message-Id: <1438276141-16902-3-git-send-email-peter.griffin@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1438276141-16902-1-git-send-email-peter.griffin@linaro.org> References: <1438276141-16902-1-git-send-email-peter.griffin@linaro.org> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-PMX-Version: 6.0.0.2142326, Antispam-Engine: 2.7.2.2107409, Antispam-Data: 2015.7.30.170315 X-PMX-Spam: Gauge=IIIIIIII, Probability=8%, Report=' MULTIPLE_RCPTS 0.1, HTML_00_01 0.05, HTML_00_10 0.05, BODYTEXTP_SIZE_3000_LESS 0, BODY_SIZE_1200_1299 0, BODY_SIZE_2000_LESS 0, BODY_SIZE_5000_LESS 0, BODY_SIZE_7000_LESS 0, ECARD_WORD 0, NO_URI_HTTPS 0, REFERENCES 0, SINGLE_URI_IN_BODY 0, URI_ENDS_IN_HTML 0, __ANY_URI 0, __CP_URI_IN_BODY 0, __HAS_FROM 0, __HAS_MSGID 0, __HAS_X_MAILER 0, __HAS_X_MAILING_LIST 0, __IN_REP_TO 0, __MIME_TEXT_ONLY 0, __MULTIPLE_RCPTS_CC_X2 0, __MULTIPLE_RCPTS_TO_X5 0, __REFERENCES 0, __SANE_MSGID 0, __SUBJ_ALPHA_END 0, __TO_MALFORMED_2 0, __TO_NO_NAME 0, __URI_IN_BODY 0, __URI_NO_WWW 0, __URI_NS , __YOUTUBE_RCVD 0' The B2100A dvb NIM card from ST has 2x stv0367 demodulators and 2x TDA18212 silicon tuners, with a 16Mhz crystal. To get this working properly with the upstream driver we need to add support for the 16Mhz reference clock. Signed-off-by: Peter Griffin --- drivers/media/dvb-frontends/stv0367.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/media/dvb-frontends/stv0367.c b/drivers/media/dvb-frontends/stv0367.c index 9a49db1..44cb73f 100644 --- a/drivers/media/dvb-frontends/stv0367.c +++ b/drivers/media/dvb-frontends/stv0367.c @@ -1554,6 +1554,11 @@ static int stv0367ter_init(struct dvb_frontend *fe) switch (state->config->xtal) { /*set internal freq to 53.125MHz */ + case 16000000: + stv0367_writereg(state, R367TER_PLLMDIV, 0x2); + stv0367_writereg(state, R367TER_PLLNDIV, 0x1b); + stv0367_writereg(state, R367TER_PLLSETUP, 0x18); + break; case 25000000: stv0367_writereg(state, R367TER_PLLMDIV, 0xa); stv0367_writereg(state, R367TER_PLLNDIV, 0x55);