soc/mediatek: add support for tracker version one

There are two versions for tracker system:
Version 1 for MT8186, and version 2 for MT8192 and MT8195.

Reference document:
MT8169_bus_dbg_tracker_cfg_reg.xls from MediaTek internal.

BUG=b:202871018
TEST=build pass

Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Change-Id: Idb146974da118b1cf5a349370bf7b2fa13f1aba8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59989
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/mediatek/common/include/soc/tracker_common.h

@@ -1,25 +1,9 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
-#ifndef SOC_MEDIATEK_COMMON_TRACKER_H
+#ifndef SOC_MEDIATEK_TRACKER_COMMON_H
-#define SOC_MEDIATEK_COMMON_TRACKER_H
+#define SOC_MEDIATEK_TRACKER_COMMON_H
 
-#define BUS_DBG_CON			0x000
+#include <stdint.h>
-#define BUS_DBG_TIMER_CON0		0x004
-#define BUS_DBG_TIMER_CON1		0x008
-#define BUS_TRACE_CON_1			0x900
-#define BUS_TRACE_CON_AO_1		0x9FC
-#define BUS_TRACE_CON_2			0xA00
-#define BUS_TRACE_CON_AO_2		0xAFC
-#define BUS_TRACE_EN			16
-
-#define SYS_TRACK_ENTRY			64
-#define INFRA_ENTRY_NUM			32
-#define PERI_ENTRY_NUM			16
-
-#define AR_TRACK_OFFSET			0x0100
-#define AW_TRACK_OFFSET			0x0300
-
-#define BUSTRACKER_TIMEOUT		0x300
 
 #define BUS_DBG_CON_IRQ_AR_STA0		0x00000100
 #define BUS_DBG_CON_IRQ_AW_STA0		0x00000200
@@ -28,13 +12,17 @@
 #define BUS_DBG_CON_TIMEOUT		(BUS_DBG_CON_IRQ_AR_STA0 | BUS_DBG_CON_IRQ_AW_STA0 | \
 					 BUS_DBG_CON_IRQ_AR_STA1 | BUS_DBG_CON_IRQ_AW_STA1)
 
-enum {
+struct tracker {
-	TRACKER_SYSTRACKER = 0,
+	uintptr_t base_addr;
-	TRACKER_INFRATRACKER,
+	u32 timeout;
-	TRACKER_PERISYSTRACKER,
+	u32 entry;
-	TRACKER_NUM,
+	u32 offset[2];
+	const char *str;
 };
 
+extern struct tracker tracker_data[];
+
+void tracker_setup(void);
 void bustracker_init(void);
 
 #endif

src/soc/mediatek/common/include/soc/tracker_v1.h

@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef SOC_MEDIATEK_TRACKER_V1_H
+#define SOC_MEDIATEK_TRACKER_V1_H
+
+#define SYS_TRACK_ENTRY			8
+
+#define AR_TRACK_OFFSET			0x0100
+#define AW_TRACK_OFFSET			0x0200
+
+enum {
+	TRACKER_SYSTRACKER = 0,
+	TRACKER_NUM,
+};
+
+#endif

src/soc/mediatek/common/include/soc/tracker_v2.h

@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef SOC_MEDIATEK_TRACKER_V2_H
+#define SOC_MEDIATEK_TRACKER_V2_H
+
+#define BUS_DBG_CON			0x000
+#define BUS_DBG_TIMER_CON0		0x004
+#define BUS_DBG_TIMER_CON1		0x008
+#define BUS_TRACE_CON_1			0x900
+#define BUS_TRACE_CON_AO_1		0x9FC
+#define BUS_TRACE_CON_2			0xA00
+#define BUS_TRACE_CON_AO_2		0xAFC
+#define BUS_TRACE_EN			16
+
+#define SYS_TRACK_ENTRY			64
+#define INFRA_ENTRY_NUM			32
+#define PERI_ENTRY_NUM			16
+
+#define AR_TRACK_OFFSET			0x0100
+#define AW_TRACK_OFFSET			0x0300
+
+#define BUSTRACKER_TIMEOUT		0x300
+
+enum {
+	TRACKER_SYSTRACKER = 0,
+	TRACKER_INFRATRACKER,
+	TRACKER_PERISYSTRACKER,
+	TRACKER_NUM,
+};
+
+#endif

src/soc/mediatek/common/tracker.c

@@ -1,81 +1,11 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
-#include <stdio.h>
 #include <console/console.h>
 #include <device/mmio.h>
 #include <soc/addressmap.h>
+#include <soc/tracker.h>
 #include <soc/tracker_common.h>
 
-static struct tracker {
-	uintptr_t base_addr;
-	u32 timeout;
-	u32 entry;
-	u32 offset[2];
-	const char *str;
-} tracker_data[TRACKER_NUM] = {
-	[TRACKER_SYSTRACKER] = {
-		.base_addr = DBG_TRACKER_BASE,
-		.timeout = BUS_DBG_CON_TIMEOUT,
-		.entry = SYS_TRACK_ENTRY,
-		.offset[0] = AR_TRACK_OFFSET,
-		.offset[1] = AW_TRACK_OFFSET,
-		.str = "systracker",
-	},
-	[TRACKER_INFRATRACKER] = {
-		.base_addr = INFRA_TRACKER_BASE,
-		.timeout = BUSTRACKER_TIMEOUT,
-		.entry = INFRA_ENTRY_NUM,
-		.offset[0] = AR_TRACK_OFFSET,
-		.offset[1] = AW_TRACK_OFFSET,
-		.str = "infra_tracker",
-	},
-	[TRACKER_PERISYSTRACKER] = {
-		.base_addr = PERI_TRACKER_BASE,
-		.timeout = BUSTRACKER_TIMEOUT,
-		.entry = PERI_ENTRY_NUM,
-		.offset[0] = AR_TRACK_OFFSET,
-		.offset[1] = AW_TRACK_OFFSET,
-		.str = "peri_tracker",
-	},
-};
-
-static void setup_init(void)
-{
-	u32 val;
-	/*
-	 * Set infra/peri tracker timeout.
-	 * timeout = clock_in_mhz * 1000 / 16 * timeout_in_ms
-	 *
-	 * timeout: 200ms
-	 * infra tracker clock: 156MHz
-	 * peri tracker clock: 78MHz
-	 */
-	val = 156 * 1000 / 16 * 200;
-	write32((void *)(INFRA_TRACKER_BASE + BUS_DBG_TIMER_CON0), val);
-	write32((void *)(INFRA_TRACKER_BASE + BUS_DBG_TIMER_CON1), val);
-
-	val = 78 * 1000 / 16 * 200;
-	write32((void *)(PERI_TRACKER_BASE + BUS_DBG_TIMER_CON0), val);
-	write32((void *)(PERI_TRACKER_BASE + BUS_DBG_TIMER_CON1), val);
-
-	/* Enable infra/peri tracer because tracker and tracer share the same enable bit. */
-	write32((void *)(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_1), 1 << BUS_TRACE_EN);
-	write32((void *)(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_2), 1 << BUS_TRACE_EN);
-
-	/*
-	 * Enable infra/peri tracker.
-	 * bit[0] - BUS_DBG_EN
-	 * bit[1] - TIMEOUT_EN
-	 * bit[2] - SLV_ERR_EN
-	 * bit[13] - HALT_ON_TIMEOUT_EN
-	 * bit[14] - BUS_OT_WEN_CTRL
-	 */
-	val = BIT(0) | BIT(1) | BIT(2) | BIT(13) | BIT(14);
-	write32((void *)(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_AO_1), val);
-	write32((void *)(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_AO_2), val);
-
-}
-
 static void tracker_dump_data(void)
 {
 	int i, j, k;
@@ -91,19 +21,6 @@ static void tracker_dump_data(void)
 
 		printk(BIOS_INFO, "**Dump %s debug register start**\n", tra->str);
 		for (k = 0; k < 2; k++) {
-			/*
-			 * for systracker:
-			 * offset[0] dump from offset 0x100 ~ 0x2F8.
-			 * offset[1] dump from offset 0x300 ~ 0x4FC
-			 *
-			 * for infra tracker:
-			 * offset[0] dump from offset 0x100 ~ 0x1F8
-			 * offset[1] dump from offset 0x300 ~ 0x3FC
-			 *
-			 * for perisys tracker:
-			 * offset[0] dump from offset 0x100 ~ 0x2F8
-			 * offset[1] dump from offset 0x300 ~ 0x4FC
-			 */
 			size = 2 * tra->entry;
 			for (i = 0; i < size; i++) {
 				reg = tra->base_addr + tra->offset[k] + i * 4;
@@ -121,5 +38,5 @@ static void tracker_dump_data(void)
 void bustracker_init(void)
 {
 	tracker_dump_data();
-	setup_init();
+	tracker_setup();
 }

src/soc/mediatek/common/tracker_v1.c

@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/addressmap.h>
+#include <soc/tracker.h>
+#include <soc/tracker_common.h>
+
+/*
+ * for systracker:
+ * offset[0] dump from offset 0x100 ~ 0x13C.
+ * offset[1] dump from offset 0x200 ~ 0x23C.
+ */
+struct tracker tracker_data[TRACKER_NUM] = {
+	[TRACKER_SYSTRACKER] = {
+		.base_addr = DBG_TRACKER_BASE,
+		.timeout = BUS_DBG_CON_TIMEOUT,
+		.entry = SYS_TRACK_ENTRY,
+		.offset[0] = AR_TRACK_OFFSET,
+		.offset[1] = AW_TRACK_OFFSET,
+		.str = "systracker",
+	},
+};

src/soc/mediatek/common/tracker_v2.c

@@ -0,0 +1,82 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <device/mmio.h>
+#include <soc/addressmap.h>
+#include <soc/tracker.h>
+#include <soc/tracker_common.h>
+
+/*
+ * for systracker:
+ * offset[0] dump from offset 0x100 ~ 0x2F8.
+ * offset[1] dump from offset 0x300 ~ 0x4FC
+ *
+ * for infra tracker:
+ * offset[0] dump from offset 0x100 ~ 0x1F8
+ * offset[1] dump from offset 0x300 ~ 0x3FC
+ *
+ * for perisys tracker:
+ * offset[0] dump from offset 0x100 ~ 0x2F8
+ * offset[1] dump from offset 0x300 ~ 0x4FC
+ */
+struct tracker tracker_data[TRACKER_NUM] = {
+	[TRACKER_SYSTRACKER] = {
+		.base_addr = DBG_TRACKER_BASE,
+		.timeout = BUS_DBG_CON_TIMEOUT,
+		.entry = SYS_TRACK_ENTRY,
+		.offset[0] = AR_TRACK_OFFSET,
+		.offset[1] = AW_TRACK_OFFSET,
+		.str = "systracker",
+	},
+	[TRACKER_INFRATRACKER] = {
+		.base_addr = INFRA_TRACKER_BASE,
+		.timeout = BUSTRACKER_TIMEOUT,
+		.entry = INFRA_ENTRY_NUM,
+		.offset[0] = AR_TRACK_OFFSET,
+		.offset[1] = AW_TRACK_OFFSET,
+		.str = "infra_tracker",
+	},
+	[TRACKER_PERISYSTRACKER] = {
+		.base_addr = PERI_TRACKER_BASE,
+		.timeout = BUSTRACKER_TIMEOUT,
+		.entry = PERI_ENTRY_NUM,
+		.offset[0] = AR_TRACK_OFFSET,
+		.offset[1] = AW_TRACK_OFFSET,
+		.str = "peri_tracker",
+	},
+};
+
+void tracker_setup(void)
+{
+	u32 val;
+	/*
+	 * Set infra/peri tracker timeout.
+	 * timeout = clock_in_mhz * 1000 / 16 * timeout_in_ms
+	 *
+	 * timeout: 200ms
+	 * infra tracker clock: 156MHz
+	 * peri tracker clock: 78MHz
+	 */
+	val = 156 * 1000 / 16 * 200;
+	write32((void *)(INFRA_TRACKER_BASE + BUS_DBG_TIMER_CON0), val);
+	write32((void *)(INFRA_TRACKER_BASE + BUS_DBG_TIMER_CON1), val);
+
+	val = 78 * 1000 / 16 * 200;
+	write32((void *)(PERI_TRACKER_BASE + BUS_DBG_TIMER_CON0), val);
+	write32((void *)(PERI_TRACKER_BASE + BUS_DBG_TIMER_CON1), val);
+
+	/* Enable infra/peri tracer because tracker and tracer share the same enable bit. */
+	write32((void *)(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_1), 1 << BUS_TRACE_EN);
+	write32((void *)(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_2), 1 << BUS_TRACE_EN);
+
+	/*
+	 * Enable infra/peri tracker.
+	 * bit[0] - BUS_DBG_EN
+	 * bit[1] - TIMEOUT_EN
+	 * bit[2] - SLV_ERR_EN
+	 * bit[13] - HALT_ON_TIMEOUT_EN
+	 * bit[14] - BUS_OT_WEN_CTRL
+	 */
+	val = BIT(0) | BIT(1) | BIT(2) | BIT(13) | BIT(14);
+	write32((void *)(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_AO_1), val);
+	write32((void *)(BUS_TRACE_MONITOR_BASE + BUS_TRACE_CON_AO_2), val);
+}

src/soc/mediatek/mt8192/Makefile.inc

@@ -10,7 +10,7 @@ bootblock-y += ../common/mmu_operations.c
 bootblock-y += ../common/pll.c pll.c
 bootblock-$(CONFIG_SPI_FLASH) += ../common/spi.c spi.c
 bootblock-y += ../common/timer.c
-bootblock-y += ../common/tracker.c
+bootblock-y += ../common/tracker.c ../common/tracker_v2.c
 bootblock-y += ../common/uart.c
 bootblock-y += ../common/wdt.c
 

src/soc/mediatek/mt8192/include/soc/tracker.h

@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef SOC_MEDIATEK_MT8192_TRACKER_H
+#define SOC_MEDIATEK_MT8192_TRACKER_H
+
+#include <soc/tracker_v2.h>
+
+#endif

src/soc/mediatek/mt8195/Makefile.inc

@@ -7,7 +7,7 @@ bootblock-y += ../common/flash_controller.c
 bootblock-y += ../common/gpio.c gpio.c
 bootblock-y += ../common/i2c.c i2c.c
 bootblock-y += ../common/mmu_operations.c
-bootblock-y += ../common/tracker.c
+bootblock-y += ../common/tracker.c ../common/tracker_v2.c
 bootblock-y += ../common/pll.c pll.c
 bootblock-$(CONFIG_SPI_FLASH) += ../common/spi.c spi.c
 bootblock-y += ../common/timer.c timer.c

src/soc/mediatek/mt8195/include/soc/tracker.h

@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef SOC_MEDIATEK_MT8195_TRACKER_H
+#define SOC_MEDIATEK_MT8195_TRACKER_H
+
+#include <soc/tracker_v2.h>
+
+#endif