From af295495c2f9e150cb4ba8b0dab1876bc46819ec Mon Sep 17 00:00:00 2001 From: Naresh G Solanki Date: Fri, 21 Oct 2016 20:18:46 +0530 Subject: intel/kblrvp: Enable audio in RVP7 and RVP3 Enable audio: * Add verb table for ALC286 & ALC298 * Enable virtual channel 1 for DmiVc1 & HdaVc1. TEST= Build for kblrvp3 as well as kblrvp7. Boot to OS & verified working of audio on both the boards. Change-Id: Id27e3cf585b93ed4131d7bf3d3b53d3f5404b18e Signed-off-by: Naresh G Solanki Reviewed-on: https://review.coreboot.org/18875 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh --- src/mainboard/intel/kblrvp/hda_verb.c | 83 +++++++++++++++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 src/mainboard/intel/kblrvp/hda_verb.c (limited to 'src/mainboard/intel/kblrvp/hda_verb.c') diff --git a/src/mainboard/intel/kblrvp/hda_verb.c b/src/mainboard/intel/kblrvp/hda_verb.c new file mode 100644 index 0000000000..8a87968f7f --- /dev/null +++ b/src/mainboard/intel/kblrvp/hda_verb.c @@ -0,0 +1,83 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2017 Intel Corporation + * (Written by Naresh G Solanki for Intel Corp.) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include +#include +#include +#include + +#include "variant/hda_verb.h" + +static void codecs_init(u8 *base, u32 codec_mask) +{ + int i; + + /* Can support up to 4 codecs */ + for (i = 3; i >= 0; i--) { + if (codec_mask & (1 << i)) + hda_codec_init(base, i, cim_verb_data_size, + cim_verb_data); + } + + if (pc_beep_verbs_size) + hda_codec_write(base, pc_beep_verbs_size, pc_beep_verbs); +} + +static void mb_hda_codec_init(void *unused) +{ + static struct soc_intel_skylake_config *config; + u8 *base; + struct resource *res; + u32 codec_mask; + struct device *dev; + + dev = SA_DEV_ROOT; + /* Check if HDA is enabled, else return */ + if (dev == NULL || dev->chip_info == NULL) + return; + + config = dev->chip_info; + + /* + * IoBufferOwnership 0:HD-A Link, 1:Shared HD-A Link and I2S Port, + * 3:I2S Ports. In HDA mode where codec need to be programmed with + * verb table + */ + if (config->IoBufferOwnership == 3) + return; + + /* Find base address */ + dev = dev_find_slot(0, PCH_DEVFN_HDA); + if (dev == NULL) + return; + res = find_resource(dev, PCI_BASE_ADDRESS_0); + if (!res) + return; + + base = res2mmio(res, 0, 0); + printk(BIOS_DEBUG, "HDA: base = %p\n", base); + + codec_mask = hda_codec_detect(base); + + if (codec_mask) { + printk(BIOS_DEBUG, "HDA: codec_mask = %02x\n", codec_mask); + codecs_init(base, codec_mask); + } +} + +BOOT_STATE_INIT_ENTRY(BS_POST_DEVICE, BS_ON_EXIT, mb_hda_codec_init, NULL); -- cgit v1.2.3