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google/chell: add nhlt support 

Provide an option for including the NHLT blobs within the
glados mainboard directory while also adding the ACPI NHLT
table generation that the current hardware supports.

BUG=chrome-os-partner:44481
BRANCH=None
TEST=Built and booted. Headphones, speakers, and mic on camera
     emits and creates sound albeit not the greatest.

Change-Id: Iaf910041453695b7125b254ca5d71e8ccbd0b02f
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: ea77d326ba1c33b100c34066ed361a55dfa14ce3
Original-Change-Id: I5d93c3a7fa4cf68ba91f1398b4bd04504a28fef2
Original-Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/315520
Original-Tested-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://review.coreboot.org/12948
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Aaron Durbin 2015-12-02 11:39:13 -06:00 committed by Patrick Georgi
parent 5a18a0cb20
commit 3a749710cf
2 changed files with 44 additions and 0 deletions
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6
src/mainboard/google/chell/Kconfig
View File

@ -55,4 +55,10 @@ config TPM_PIRQ
hex
default 0x18 # GPP_E0_IRQ
config INCLUDE_NHLT_BLOBS
bool "Include blobs for audio."
select NHLT_DMIC_2CH
select NHLT_NAU88L25
select NHLT_SSM4567
endif

38
src/mainboard/google/chell/mainboard.c
View File

@ -15,8 +15,11 @@
* GNU General Public License for more details.
*/
#include <arch/acpi.h>
#include <console/console.h>
#include <device/device.h>
#include <stdlib.h>
#include <soc/nhlt.h>
#include "ec.h"
static void mainboard_init(device_t dev)
@ -24,6 +27,40 @@ static void mainboard_init(device_t dev)
mainboard_ec_init();
}
static unsigned long mainboard_write_acpi_tables(
device_t device, unsigned long current, acpi_rsdp_t *rsdp)
{
uintptr_t start_addr;
uintptr_t end_addr;
struct nhlt *nhlt;
start_addr = current;
nhlt = nhlt_init();
if (nhlt == NULL)
return start_addr;
/* 2 Channel DMIC array. */
if (nhlt_soc_add_dmic_array(nhlt, 2))
printk(BIOS_ERR, "Couldn't add 2CH DMIC array.\n");
/* ADI Smart Amps for left and right. */
if (nhlt_soc_add_ssm4567(nhlt, AUDIO_LINK_SSP0))
printk(BIOS_ERR, "Couldn't add ssm4567.\n");
/* NAU88l25 Headset codec. */
if (nhlt_soc_add_nau88l25(nhlt, AUDIO_LINK_SSP1))
printk(BIOS_ERR, "Couldn't add headset codec.\n");
end_addr = nhlt_soc_serialize(nhlt, start_addr);
if (end_addr != start_addr)
acpi_add_table(rsdp, (void *)start_addr);
return end_addr;
}
/*
* mainboard_enable is executed as first thing after
* enumerate_buses().
@ -31,6 +68,7 @@ static void mainboard_init(device_t dev)
static void mainboard_enable(device_t dev)
{
dev->ops->init = mainboard_init;
dev->ops->write_acpi_tables = mainboard_write_acpi_tables;
}
struct chip_operations mainboard_ops = {