[coreboot-gerrit] New patch to review for coreboot: google/chell: add nhlt support
Patrick Georgi (pgeorgi@google.com)
gerrit at coreboot.org
Thu Jan 14 11:05:01 CET 2016
Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/12948
-gerrit
commit 78fac1aa89b9c85bae78b300e8982de75fb853d5
Author: Aaron Durbin <adurbin at chromium.org>
Date: Wed Dec 2 11:39:13 2015 -0600
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 at chromium.org>
Original-Commit-Id: ea77d326ba1c33b100c34066ed361a55dfa14ce3
Original-Change-Id: I5d93c3a7fa4cf68ba91f1398b4bd04504a28fef2
Original-Signed-off-by: Aaron Durbin <adurbin at chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/315520
Original-Tested-by: Duncan Laurie <dlaurie at chromium.org>
Original-Reviewed-by: Duncan Laurie <dlaurie at chromium.org>
---
src/mainboard/google/chell/Kconfig | 6 ++++++
src/mainboard/google/chell/mainboard.c | 38 ++++++++++++++++++++++++++++++++++
2 files changed, 44 insertions(+)
diff --git a/src/mainboard/google/chell/Kconfig b/src/mainboard/google/chell/Kconfig
index 5773413..b2229e5 100644
--- a/src/mainboard/google/chell/Kconfig
+++ b/src/mainboard/google/chell/Kconfig
@@ -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
diff --git a/src/mainboard/google/chell/mainboard.c b/src/mainboard/google/chell/mainboard.c
index 37c626c..6033e21 100644
--- a/src/mainboard/google/chell/mainboard.c
+++ b/src/mainboard/google/chell/mainboard.c
@@ -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 = {
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