Saurabh Satija (saurabh.satija@intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/15440
-gerrit
commit c0d21376c025a251dfb52192f88b614b8cabd6dd Author: Saurabh Satija saurabh.satija@intel.com Date: Sun Jun 26 18:25:34 2016 -0700
mainboard/google/reef: Use common NHLT
Add ACPI NHLT table generation that the current hardware supports.
Reef supports two audio codecs, Dialog 7219 for headsets and Maxim 98357 for speakers.
Change-Id: Ie39947960c86b8f65140834e31f9ed9f1b578485 Signed-off-by: Saurabh Satija saurabh.satija@intel.com --- src/mainboard/google/reef/Kconfig | 6 +++++ src/mainboard/google/reef/dsdt.asl | 1 + src/mainboard/google/reef/mainboard.c | 47 +++++++++++++++++++++++++++++++++++ 3 files changed, 54 insertions(+)
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig index d64598d..e2109e9 100644 --- a/src/mainboard/google/reef/Kconfig +++ b/src/mainboard/google/reef/Kconfig @@ -45,4 +45,10 @@ config UART_FOR_CONSOLE int default 2
+config INCLUDE_AUDIO_BLOBS + bool "Include blobs for audio." + select NHLT_DMIC_2CH_16B + select NHLT_DA7219 + select NHLT_MAX98357 + endif # BOARD_GOOGLE_REEF diff --git a/src/mainboard/google/reef/dsdt.asl b/src/mainboard/google/reef/dsdt.asl index e48db4b..7a88fb6 100644 --- a/src/mainboard/google/reef/dsdt.asl +++ b/src/mainboard/google/reef/dsdt.asl @@ -33,6 +33,7 @@ DefinitionBlock( { #include <soc/intel/apollolake/acpi/northbridge.asl> #include <soc/intel/apollolake/acpi/southbridge.asl> + #include <soc/intel/apollolake/acpi/pch_hda.asl> } }
diff --git a/src/mainboard/google/reef/mainboard.c b/src/mainboard/google/reef/mainboard.c index 31bf9c8..888accb 100644 --- a/src/mainboard/google/reef/mainboard.c +++ b/src/mainboard/google/reef/mainboard.c @@ -14,7 +14,11 @@ */
#include <device/device.h> +#include <arch/acpi.h> +#include <console/console.h> +#include <nhlt.h> #include <soc/gpio.h> +#include <soc/nhlt.h> #include "ec.h" #include "gpio.h"
@@ -24,6 +28,49 @@ static void mainboard_init(void *chip_info) 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, "Added 2CH DMIC array.\n"); + + /* Dialog for Headset codec. + * Headset codec is bi-directional but uses the same configuration + * settings for render and capture endpoints. + */ + if (!nhlt_soc_add_da7219(nhlt, AUDIO_LINK_SSP1)) + printk(BIOS_ERR, "Added Dialog_7219 codec.\n"); + + /* MAXIM Smart Amps for left and right speakers. */ + if (!nhlt_soc_add_max98357(nhlt, AUDIO_LINK_SSP5)) + printk(BIOS_ERR, "Added Maxim_98357 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; +} + +static void mainboard_enable(device_t dev) +{ + dev->ops->write_acpi_tables = mainboard_write_acpi_tables; +} + struct chip_operations mainboard_ops = { .init = mainboard_init, + .enable_dev = mainboard_enable, };
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Saurabh Satija