[coreboot-gerrit] Change in coreboot[master]: mb/google/brya/variants/primus: enable ALC5682I-VS

[Malik Hsu (Code Review)]

Malik Hsu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/59173 )

Change subject: mb/google/brya/variants/primus: enable ALC5682I-VS
......................................................................

mb/google/brya/variants/primus: enable ALC5682I-VS

In next phase build, the audio codec will chang to ALC5682I-VS

BUB=b:205883511
TEST=emerge-brya coreboot chromeos-bootimage and check audio function

Signed-off-by: Malik_Hsu 
Change-Id: I5906ef9bb88da7fe450a986bf7dd1ee701227f95
---
M src/mainboard/google/brya/variants/primus/variant.c
1 file changed, 26 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/73/59173/1

diff --git a/src/mainboard/google/brya/variants/primus/variant.c b/src/mainboard/google/brya/variants/primus/variant.c
index 82521b0..bebe001 100644
--- a/src/mainboard/google/brya/variants/primus/variant.c
+++ b/src/mainboard/google/brya/variants/primus/variant.c
@@ -5,8 +5,11 @@
 #include <boardid.h>
 #include <soc/pci_devs.h>
 #include <device/device.h>
+#include <string.h>
+#include <drivers/i2c/hid/chip.h>

extern struct chip_operations soc_intel_common_block_pcie_rtd3_ops;
+extern struct chip_operations drivers_i2c_generic_ops;

static void devtree_update_emmc_rtd3(uint32_t board_ver)
 {
@@ -27,8 +30,31 @@
    rtd3_dev->enabled = 0;
 }

+static void devtree_update_audio_codec(void)
+{
+	struct device *alc_dev = NULL, *child = NULL;
+	struct device *i2c0_dev = pcidev_path_on_root(PCH_DEVFN_I2C0);
+
+	while ((child = dev_bus_each_child(i2c0_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")) {
+				config->hid = "RTL5682";
+				config->name = "RT58";
+				alc_dev=child;
+			}
+		}
+	}
+	alc_dev->enabled=1;
+}
+
 void variant_devtree_update(void)
 {
    uint32_t board_ver = board_id();
    devtree_update_emmc_rtd3(board_ver);
+	devtree_update_audio_codec(board_ver);
 }