mb/google/ocelot/var/ocicat: Update audio settings

Ocicat use ALC3247, and confirm with vendor,
That ALC3247 driver is mapping to ALC236 not AL256.

- Follow ocelot setting, add Audio settings
- Update ALC236 Verb table
- Enable hda codec

BUG=b:469132497
TEST=Flash and boot on DUT, audio works normally

Change-Id: Id60dcaadfefafb499b0555a81192b03b77ad9030
Signed-off-by: Pierce Chou <chou.pierce@inventec.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/90518
Reviewed-by: Pranava Y N <pranavayn@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/ocelot/variants/ocicat/hda_verb.c

@@ -4,15 +4,16 @@
 
 const u32 cim_verb_data[] = {
 	/* coreboot specific header */
-	0x10ec0256,	/* Codec Vendor / Device ID: Realtek ALC256 */
-	0x10ec12ac,	/* Subsystem ID */
-	0x00000013,	/* Number of jacks (NID entries) */
+	0x10ec0236,	// Codec Vendor / Device ID: Realtek ALC236
+	0x103C8C60,	// Subsystem ID
+	0x00000016,	// Number of jacks (NID entries)
 
 	AZALIA_RESET(0x1),
-	/* NID 0x01, HDA Codec Subsystem ID Verb Table */
-	AZALIA_SUBVENDOR(0, 0x10ec12ac),
+	/* NID 0x01, HDA Codec Subsystem ID Verb table */
+	AZALIA_SUBVENDOR(0, 0x103C8C60),
 
 	/* Pin Widget Verb Table */
+
 	/*
 	 * DMIC
 	 * Requirement is to use PCH DMIC. Hence,
@@ -20,105 +21,101 @@ const u32 cim_verb_data[] = {
 	 * AZALIA_PIN_CFG(0, 0x12, 0x90A60130),
 	 * AZALIA_PIN_CFG(0, 0x13, 0x40000000),
 	 */
+
 	/* Pin widget 0x14 - Front (Port-D) */
 	AZALIA_PIN_CFG(0, 0x14, 0x90170110),
 	/* Pin widget 0x18 - NPC */
 	AZALIA_PIN_CFG(0, 0x18, 0x411111F0),
 	/* Pin widget 0x19 - MIC2 (Port-F) */
-	AZALIA_PIN_CFG(0, 0x19, 0x04A11040),
+	AZALIA_PIN_CFG(0, 0x19, 0x03A11020),
 	/* Pin widget 0x1A - LINE1 (Port-C) */
 	AZALIA_PIN_CFG(0, 0x1a, 0x411111F0),
 	/* Pin widget 0x1B - NPC */
 	AZALIA_PIN_CFG(0, 0x1b, 0x411111F0),
 	/* Pin widget 0x1D - BEEP-IN */
-	AZALIA_PIN_CFG(0, 0x1d, 0x40610041),
+	AZALIA_PIN_CFG(0, 0x1d, 0x40600001),
 	/* Pin widget 0x1E - NPC */
 	AZALIA_PIN_CFG(0, 0x1e, 0x411111F0),
 	/* Pin widget 0x21 - HP1-OUT (Port-I) */
-	AZALIA_PIN_CFG(0, 0x21, 0x04211020),
+	AZALIA_PIN_CFG(0, 0x21, 0x03211040),
+
 	/*
 	 * Widget node 0x20 - 1
-	 * Codec hidden reset and speaker power 2W/4ohm
-	 */
-	0x0205001A,
-	0x0204C003,
-	0x02050038,
-	0x02047901,
-	/*
-	 * Widget node 0x20 - 2
-	 * Class D power on Reset
 	 */
 	0x0205003C,
 	0x02040354,
 	0x0205003C,
 	0x02040314,
 	/*
-	 * Widget node 0x20 - 3
-	 * Disable AGC and set AGC limit to -1.5dB
+	 * Widget node 0x20 - 2
+	 * Set JD2 pull high
 	 */
-	0x02050016,
-	0x02040C50,
-	0x02050012,
-	0x0204EBC1,
-	/*
-	 * Widget node 0x20 - 4
-	 * Set AGC Post gain +1.5dB then Enable AGC
-	 */
-	0x02050013,
-	0x02044023,
-	0x02050016,
-	0x02040E50,
-	/*
-	 * Widget node 0x20 - 5
-	 * Silence detector enabling + Set EAPD to verb control
-	 */
-	0x02050037,
-	0x0204FE15,
-	0x02050010,
-	0x02040020,
-	/*
-	 * Widget node 0x20 - 6
-	 * Silence data mode Threshold (-90dB)
-	 */
-	0x02050030,
-	0x0204A000,
 	0x0205001B,
 	0x02040A4B,
+	0x0205000B,
+	0x02047778,
 	/*
-	 * Widget node 0x20 - 7
-	 * Default setting-1
+	 * Widget node 0x20 - 3
 	 */
-	0x05750003,
-	0x05740DA3,
 	0x02050046,
 	0x02040004,
-	/*
-	 * Widget node 0x20 - 8
-	 * support 1 pin detect two port
-	 */
-	0x02050009,
-	0x0204E003,
-	0x0205000A,
-	0x02047770,
-	/*
-	 * Widget node 0x20 - 9
-	 * To set LDO1/LDO2 as default
-	 */
-	0x02050008,
-	0x02046A0C,
-	0x02050008,
-	0x02046A0C,
+	0x05750003,
+	0x057409A3,
+	/* disable EQ first */
+	0x05350000,
+	0x0534201A,
+	/* Left Channel */
+	0x0535001d,
+	0x05340800,
+	0x0535001e,
+	0x05340800,
+	0x05350003,
+	0x05341F7B,
+	0x05350004,
+	0x05340000,
+	/* Right Channel */
+	0x05450000,
+	0x05442000,
+	0x0545001d,
+	0x05440800,
+	0x0545001e,
+	0x05440800,
+	0x05450003,
+	0x05441F7B,
+	0x05450004,
+	0x05440000,
+	/* enable EQ */
+	0x05350000,
+	0x0534E01A,
+	/* 2.2W/4ohm */
+	0x02050038,
+	0x02046901,
+	/* Disable AGC and set AGC limit to 0dB */
+	0x02050016,
+	0x02044C50,
+	0x02050012,
+	0x0204EBC0,
+	/* Set AGC Front and Post gain 0dB then Enable AGC */
+	0x02050013,
+	0x0204401F,
+	0x02050016,
+	0x02044E50,
+	/* Headphone Pop */
+	0x05750007,
+	0x057412B2,
+	0x05750007,	/* Padding */
+	0x057412B2,	/* Padding */
 };
 
 const u32 pc_beep_verbs[] = {
 	/* Dos beep path - 1 */
-	0x01470C00,
 	0x02050036,
 	0x02047151,
-	0x01470740,
+	0x02050010,
+	0x02040020,
 	/* Dos beep path - 2 */
-	0x0143b000,
-	0x01470C02,
+	0x0143B000,
+	0x01470740,
 	0x01470C02,
 	0x01470C02,
 };

src/mainboard/google/ocelot/variants/ocicat/overridetree.cb

@@ -17,6 +17,8 @@ fw_config
 end
 
 chip soc/intel/pantherlake
+        # HD Audio
+        register "pch_hda_audio_link_hda_enable" = "true"
 
 	register "usb2_ports[0]" = "USB2_PORT_TYPE_C(OC_SKIP)" # Type C port - various configurations - TCP0
 	register "usb2_ports[1]" = "USB2_PORT_TYPE_C(OC_SKIP)" # Type C port - various configurations - TCP1

src/mainboard/google/ocelot/variants/ocicat/variant.c

@@ -14,6 +14,11 @@ void variant_update_soc_memory_init_params(FSPM_UPD *memupd)
 {
 	FSP_M_CONFIG *m_cfg = &memupd->FspmConfig;
 
+	/* HDA Audio */
+	printk(BIOS_INFO, "Overriding HDA SDI lanes.\n");
+	m_cfg->PchHdaSdiEnable[0] = true;
+	m_cfg->PchHdaSdiEnable[1] = false;
+
 	/* Override FSP-M SaGv frequency and gear for DDR5 boards */
 	m_cfg->SaGvFreq[0] = 3200;
 	m_cfg->SaGvGear[0] = GEAR_4;
@@ -46,3 +51,19 @@ void variant_update_soc_memory_init_params(FSPM_UPD *memupd)
 	memcpy(m_cfg->PhyClockToCkdDimm, phy_clock_to_ckd_dimm,
 		sizeof(phy_clock_to_ckd_dimm));
 }
+
+/*
+ * HDA verb table loading is supported based on the firmware configuration.
+ *
+ * This function determines if the current platform has an HDA codec enabled by
+ * examining the `FW_CONFIG` value. Specifically, it checks if the
+ * `FW_CONFIG` includes the `AUDIO_ALC256_HDA` value, which is used to identify
+ * Fatcat SKUs with HDA codec support.
+ *
+ * Return true if the `FW_CONFIG` indicates HDA support (i.e., contains
+ * `AUDIO_ALC256_HDA`), false otherwise.
+ */
+bool mainboard_is_hda_codec_enabled(void)
+{
+	return true;
+}