From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756711AbcHWFvL (ORCPT ); Tue, 23 Aug 2016 01:51:11 -0400 Received: from mail-pa0-f41.google.com ([209.85.220.41]:34906 "EHLO mail-pa0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756409AbcHWFu4 (ORCPT ); Tue, 23 Aug 2016 01:50:56 -0400 From: John Stultz To: lkml Cc: Andy Green , David Airlie , Archit Taneja , Laurent Pinchart , Wolfram Sang , Srinivas Kandagatla , =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , Boris Brezillon , Andy Green , Dave Long , Guodong Xu , Zhangfei Gao , Mark Brown , Lars-Peter Clausen , Jose Abreu , dri-devel@lists.freedesktop.org, John Stultz Subject: [RFC][PATCH 4/4] drm/bridge: adv7511: Initialize audio packet on adv7533 Date: Mon, 22 Aug 2016 22:50:47 -0700 Message-Id: <1471931447-12049-5-git-send-email-john.stultz@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1471931447-12049-1-git-send-email-john.stultz@linaro.org> References: <1471931447-12049-1-git-send-email-john.stultz@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andy Green Set the initial audio packet settings to allow the audio driver to work. Cc: David Airlie Cc: Archit Taneja Cc: Laurent Pinchart Cc: Wolfram Sang Cc: Srinivas Kandagatla Cc: "Ville Syrjälä" Cc: Boris Brezillon Cc: Andy Green Cc: Dave Long Cc: Guodong Xu Cc: Zhangfei Gao Cc: Mark Brown Cc: Lars-Peter Clausen Cc: Jose Abreu Cc: dri-devel@lists.freedesktop.org Signed-off-by: Andy Green [jstultz: Forward ported to mainline, changed to use register names rather then hex values, and removed config values set by audio driver.] Signed-off-by: John Stultz --- drivers/gpu/drm/bridge/adv7511/adv7533.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/gpu/drm/bridge/adv7511/adv7533.c b/drivers/gpu/drm/bridge/adv7511/adv7533.c index 6798ecf..cced7c9 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7533.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7533.c @@ -104,6 +104,28 @@ void adv7533_dsi_power_on(struct adv7511 *adv) /* disable test mode */ regmap_write(adv->regmap_cec, 0x55, 0x00); + /* hide Audio infoframe updates */ + regmap_update_bits(adv->regmap, ADV7511_REG_INFOFRAME_UPDATE, + BIT(5), BIT(5)); + /* enable N/CTS, enable Audio sample packets */ + regmap_update_bits(adv->regmap, ADV7511_REG_PACKET_ENABLE1, + BIT(5), BIT(5)); + /* enable N/CTS */ + regmap_update_bits(adv->regmap, ADV7511_REG_PACKET_ENABLE1, + BIT(6), BIT(6)); + /* not copyrighted */ + regmap_update_bits(adv->regmap, ADV7511_REG_AUDIO_CFG1, + BIT(5), BIT(5)); + /* enable audio infoframes */ + regmap_update_bits(adv->regmap, ADV7511_REG_PACKET_ENABLE1, + BIT(3), BIT(3)); + /* AV mute disable */ + regmap_update_bits(adv->regmap, ADV7511_REG_GC(0), + BIT(7) | BIT(6), BIT(7)); + /* use Audio infoframe updated info */ + regmap_update_bits(adv->regmap, ADV7511_REG_GC(1), + BIT(5), 0); + regmap_register_patch(adv->regmap_cec, adv7533_cec_fixed_registers, ARRAY_SIZE(adv7533_cec_fixed_registers)); } -- 1.9.1