grunt/barla: add Realtek ALC5682 codec support
ALC5682 i2c address: 0x1A
BUG=b:171755306
BRANCH=master
TEST=emerge-grunt coreboot
Change-Id: I8bc571104bebe02acf86507774580effc808beb6
Signed-off-by: Kevin Chiu <Kevin.Chiu@quantatw.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51708
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
diff --git a/src/mainboard/google/kahlee/variants/careena/Makefile.inc b/src/mainboard/google/kahlee/variants/careena/Makefile.inc
index e50e6b9..57d8bf1 100644
--- a/src/mainboard/google/kahlee/variants/careena/Makefile.inc
+++ b/src/mainboard/google/kahlee/variants/careena/Makefile.inc
@@ -4,3 +4,4 @@
bootblock-y += variant.c
romstage-y += variant.c
+ramstage-y += mainboard.c
diff --git a/src/mainboard/google/kahlee/variants/careena/devicetree.cb b/src/mainboard/google/kahlee/variants/careena/devicetree.cb
index 2658a6e..7f0c87d 100644
--- a/src/mainboard/google/kahlee/variants/careena/devicetree.cb
+++ b/src/mainboard/google/kahlee/variants/careena/devicetree.cb
@@ -107,6 +107,21 @@
register "mclk_name" = ""oscout1""
device i2c 1a on end
end
+ chip drivers/i2c/generic
+ register "hid" = ""10EC5682""
+ register "name" = ""RT58""
+ register "uid" = "1"
+ register "desc" = ""Realtek RT5682""
+ register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_BOTH(GPIO_14)"
+ register "property_count" = "2"
+ register "property_list[0].type" = "ACPI_DP_TYPE_INTEGER"
+ register "property_list[0].name" = ""realtek,jd-src""
+ register "property_list[0].integer" = "1"
+ register "property_list[1].type" = "ACPI_DP_TYPE_STRING"
+ register "property_list[1].name" = ""realtek,mclk-name""
+ register "property_list[1].string" = ""oscout1""
+ device i2c 1a on end
+ end
chip drivers/generic/max98357a
register "hid" = ""MX98357A""
register "sdmode_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_119)"
diff --git a/src/mainboard/google/kahlee/variants/careena/include/variant/sku.h b/src/mainboard/google/kahlee/variants/careena/include/variant/sku.h
index 169d842..9fadfe8 100644
--- a/src/mainboard/google/kahlee/variants/careena/include/variant/sku.h
+++ b/src/mainboard/google/kahlee/variants/careena/include/variant/sku.h
@@ -8,4 +8,8 @@
SKU_CAREENA_KB_BACKLIGHT19 = 19,
SKU_CAREENA_KB_BACKLIGHT22 = 22,
SKU_CAREENA_KB_BACKLIGHT23 = 23,
+ SKU_BARLA_ALC5682_44 = 44,
+ SKU_BARLA_ALC5682_45 = 45,
+ SKU_BARLA_ALC5682_46 = 46,
+ SKU_BARLA_ALC5682_47 = 47,
};
diff --git a/src/mainboard/google/kahlee/variants/careena/mainboard.c b/src/mainboard/google/kahlee/variants/careena/mainboard.c
new file mode 100644
index 0000000..937a411
--- /dev/null
+++ b/src/mainboard/google/kahlee/variants/careena/mainboard.c
@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <ec/google/chromeec/ec.h>
+#include <baseboard/variants.h>
+#include <variant/sku.h>
+#include <string.h>
+#include <drivers/i2c/hid/chip.h>
+
+extern struct chip_operations drivers_i2c_generic_ops;
+extern struct chip_operations drivers_i2c_da7219_ops;
+
+void variant_devtree_update(void)
+{
+ uint32_t sku = google_chromeec_get_sku_id();
+ struct device *mmio_dev = NULL, *child = NULL;
+ struct device *alc_dev = NULL, *da7219_dev = NULL;
+
+ while (1) {
+ mmio_dev = dev_find_path(mmio_dev, DEVICE_PATH_MMIO);
+ if (mmio_dev == NULL)
+ break;
+ if (mmio_dev->path.mmio.addr == 0xfedc2000)
+ break;
+ }
+
+ if (mmio_dev == NULL)
+ return;
+
+ while ((child = dev_bus_each_child(mmio_dev->link_list, child)) != NULL) {
+ if (child->path.type != DEVICE_PATH_I2C)
+ continue;
+ if (child->path.i2c.device != 0x1a)
+ continue;
+ if (child->chip_ops == &drivers_i2c_generic_ops) {
+ struct drivers_i2c_generic_config *config = child->chip_info;
+ if (!strcmp(config->hid, "10EC5682"))
+ alc_dev = child;
+ } else if (child->chip_ops == &drivers_i2c_da7219_ops) {
+ da7219_dev = child;
+ }
+ }
+
+ switch (sku) {
+ default:
+ /* da7219 only */
+ if (da7219_dev)
+ da7219_dev->enabled = 1;
+ if (alc_dev)
+ alc_dev->enabled = 0;
+ break;
+ case SKU_BARLA_ALC5682_44:
+ case SKU_BARLA_ALC5682_45:
+ case SKU_BARLA_ALC5682_46:
+ case SKU_BARLA_ALC5682_47:
+ /* alc5682 only */
+ if (da7219_dev)
+ da7219_dev->enabled = 0;
+ if (alc_dev)
+ alc_dev->enabled = 1;
+ break;
+ }
+}