[coreboot-gerrit] New patch to review for coreboot: google/glados: add nhlt support
Patrick Georgi (pgeorgi@google.com)
gerrit at coreboot.org
Thu Jan 14 11:04:12 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/12939
-gerrit
commit 83370e55b702a1ce6c492261ac1fc0a72cb544a9
Author: Aaron Durbin <adurbin at chromium.org>
Date: Mon Nov 30 15:01:39 2015 -0600
google/glados: 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: I6e36c0a99a73cdcb2bf6ccfbfc886a594f989a39
Signed-off-by: Patrick Georgi <pgeorgi at chromium.org>
Original-Commit-Id: 5b0383a93f054011dd7c18519ece4e6f1944366d
Original-Change-Id: I6f8bd15c72fa89756382af99bddb6cb6abe89905
Original-Signed-off-by: Aaron Durbin <adurbin at chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/313794
Original-Reviewed-by: Duncan Laurie <dlaurie at chromium.org>
---
src/mainboard/google/glados/Kconfig | 7 ++++++
src/mainboard/google/glados/mainboard.c | 42 +++++++++++++++++++++++++++++++++
2 files changed, 49 insertions(+)
diff --git a/src/mainboard/google/glados/Kconfig b/src/mainboard/google/glados/Kconfig
index 1bea9fd..77e1a68 100644
--- a/src/mainboard/google/glados/Kconfig
+++ b/src/mainboard/google/glados/Kconfig
@@ -55,4 +55,11 @@ config TPM_PIRQ
hex
default 0x18 # GPP_E0_IRQ
+config INCLUDE_NHLT_BLOBS
+ bool "Include blobs for audio."
+ select NHLT_DMIC_2CH
+ select NHLT_DMIC_4CH
+ select NHLT_NAU88L25
+ select NHLT_SSM4567
+
endif
diff --git a/src/mainboard/google/glados/mainboard.c b/src/mainboard/google/glados/mainboard.c
index 37c626c..d387fef 100644
--- a/src/mainboard/google/glados/mainboard.c
+++ b/src/mainboard/google/glados/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 +27,44 @@ 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");
+
+ /* 4 Channel DMIC array. */
+ if (nhlt_soc_add_dmic_array(nhlt, 4))
+ printk(BIOS_ERR, "Couldn't add 4CH DMIC arrays.\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 +72,7 @@ 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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