From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 686CEC0650F for ; Mon, 5 Aug 2019 13:41:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3E8A62087B for ; Mon, 5 Aug 2019 13:41:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20150623.gappssmtp.com header.i=@baylibre-com.20150623.gappssmtp.com header.b="MHoStDTo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729326AbfHENlK (ORCPT ); Mon, 5 Aug 2019 09:41:10 -0400 Received: from mail-wr1-f65.google.com ([209.85.221.65]:33896 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726620AbfHENlJ (ORCPT ); Mon, 5 Aug 2019 09:41:09 -0400 Received: by mail-wr1-f65.google.com with SMTP id 31so84500239wrm.1 for ; Mon, 05 Aug 2019 06:41:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=u7zeWErMdF5cDye5AhvTdnoHNJxxvxbr+2y5SRXygFM=; b=MHoStDToM0MdRmsreIsrkeHnl7ndApf5lYedJ3xZjob55uO1i43CLbVtuy8Iw08zxr EknOi1kG8YM26xXqhhZoANy1raTNxAnyNlz3ph0LLBGST5tWhZunQGwVh2P7PEUEwrB4 w0HpoRCOV9knHIeJE35dlTeS72WUbACmEmW2Rc/cs7t9/KJscpct8svpiL6Uu8zjY9qj aNo+XFlfYl74BGc7P0mqMgdWhE2TkAOHZkBh9Xd/zwll8OyAFl28UrV3+9YKjeLObjGE l/3pkF5SHP6NCe4NG7CA54wAyMhjYmd/PhifrTXP54ETaQZaqnah1YmO6Ji4J+lCSe7T qn5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=u7zeWErMdF5cDye5AhvTdnoHNJxxvxbr+2y5SRXygFM=; b=QkeX6NkW0m5Z8RGRg2N9ngDb6LpO7xgNL1PUBTCrb4VqWY/qeSlix0Yh97mLZn6mCm Q+9XgqevaIWnVT4tGOMtNKg4IJXEdNQv/fBr90wI7d9KDaNpPVR8SHZUQRnhZXPxhNqu 9mEpcj1PK1IgI2qytJlXjRzhtFPe1Pf18mKE9ceq4L3O9DRDCmMc/eKx+K60ZKfRHzAB hLFMhka0qvBHs42ZsL1EetT0EfN9HwnGdr2MiZPk7yCs7k9sSn94usTgNXjcilrndpBk ycOlJmvp6B1COHFFyJnu2HKS9Okmj6j0kXAaSlZWDgaunc8iwcypHFuz1rDtXes6I75L skLQ== X-Gm-Message-State: APjAAAVr1k6NgrQrB53tXmLMVlFGhosIG+LxPHDgTZaKtd0nytgvmvfK fidmAhXJKL94kZHBVT5sAm6Vo6x/fcg= X-Google-Smtp-Source: APXvYqxG5de8oOGia6/RKX4BDBfFqrUciyIWbE/cUEFUzhPAcqXB/v97uk9srpVF1S7gz9QbWrzicA== X-Received: by 2002:adf:e84a:: with SMTP id d10mr25698441wrn.316.1565012467143; Mon, 05 Aug 2019 06:41:07 -0700 (PDT) Received: from starbuck.baylibre.local (lmontsouris-657-1-212-31.w90-63.abo.wanadoo.fr. [90.63.244.31]) by smtp.googlemail.com with ESMTPSA id w7sm99040534wrn.11.2019.08.05.06.41.06 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 05 Aug 2019 06:41:06 -0700 (PDT) From: Jerome Brunet To: Andrzej Hajda , Neil Armstrong Cc: Jerome Brunet , Kevin Hilman , Jonas Karlman , linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [PATCH 1/8] drm/bridge: dw-hdmi-i2s: support more i2s format Date: Mon, 5 Aug 2019 15:40:55 +0200 Message-Id: <20190805134102.24173-2-jbrunet@baylibre.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190805134102.24173-1-jbrunet@baylibre.com> References: <20190805134102.24173-1-jbrunet@baylibre.com> MIME-Version: 1.0 X-Patchwork-Bot: notify Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The dw-hdmi-i2s supports more formats than just regular i2s. Add support for left justified, right justified and dsp modes A and B. Signed-off-by: Jerome Brunet --- .../drm/bridge/synopsys/dw-hdmi-i2s-audio.c | 26 ++++++++++++++++--- drivers/gpu/drm/bridge/synopsys/dw-hdmi.h | 6 +++-- 2 files changed, 27 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c index 5cbb71a866d5..2b624cff541d 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c @@ -44,9 +44,8 @@ static int dw_hdmi_i2s_hw_params(struct device *dev, void *data, u8 inputclkfs = 0; /* it cares I2S only */ - if ((fmt->fmt != HDMI_I2S) || - (fmt->bit_clk_master | fmt->frame_clk_master)) { - dev_err(dev, "unsupported format/settings\n"); + if (fmt->bit_clk_master | fmt->frame_clk_master) { + dev_err(dev, "unsupported clock settings\n"); return -EINVAL; } @@ -63,6 +62,27 @@ static int dw_hdmi_i2s_hw_params(struct device *dev, void *data, break; } + switch (fmt->fmt) { + case HDMI_I2S: + conf1 |= HDMI_AUD_CONF1_MODE_I2S; + break; + case HDMI_RIGHT_J: + conf1 |= HDMI_AUD_CONF1_MODE_RIGHT_J; + break; + case HDMI_LEFT_J: + conf1 |= HDMI_AUD_CONF1_MODE_LEFT_J; + break; + case HDMI_DSP_A: + conf1 |= HDMI_AUD_CONF1_MODE_BURST_1; + break; + case HDMI_DSP_B: + conf1 |= HDMI_AUD_CONF1_MODE_BURST_2; + break; + default: + dev_err(dev, "unsupported format\n"); + return -EINVAL; + } + dw_hdmi_set_sample_rate(hdmi, hparms->sample_rate); hdmi_write(audio, inputclkfs, HDMI_AUD_INPUTCLKFS); diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.h b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.h index 4e3ec09d3ca4..091d7c28aa17 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.h +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.h @@ -869,8 +869,10 @@ enum { /* AUD_CONF1 field values */ HDMI_AUD_CONF1_MODE_I2S = 0x00, - HDMI_AUD_CONF1_MODE_RIGHT_J = 0x02, - HDMI_AUD_CONF1_MODE_LEFT_J = 0x04, + HDMI_AUD_CONF1_MODE_RIGHT_J = 0x20, + HDMI_AUD_CONF1_MODE_LEFT_J = 0x40, + HDMI_AUD_CONF1_MODE_BURST_1 = 0x60, + HDMI_AUD_CONF1_MODE_BURST_2 = 0x80, HDMI_AUD_CONF1_WIDTH_16 = 0x10, HDMI_AUD_CONF1_WIDTH_24 = 0x18, -- 2.21.0