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-rw-r--r--src/mainboard/google/nyan/Makefile.inc1
-rw-r--r--src/mainboard/google/nyan/romstage.c11
-rw-r--r--src/mainboard/google/nyan_big/Makefile.inc1
-rw-r--r--src/mainboard/google/nyan_big/romstage.c11
-rw-r--r--src/mainboard/google/nyan_blaze/Makefile.inc1
-rw-r--r--src/mainboard/google/nyan_blaze/romstage.c11
6 files changed, 36 insertions, 0 deletions
diff --git a/src/mainboard/google/nyan/Makefile.inc b/src/mainboard/google/nyan/Makefile.inc
index 30cd27d9fc..b66cd555fb 100644
--- a/src/mainboard/google/nyan/Makefile.inc
+++ b/src/mainboard/google/nyan/Makefile.inc
@@ -32,6 +32,7 @@ bootblock-y += bootblock.c
bootblock-y += pmic.c
bootblock-y += reset.c
+romstage-y += reset.c
romstage-y += romstage.c
romstage-y += sdram_configs.c
romstage-$(CONFIG_CHROMEOS) += chromeos.c
diff --git a/src/mainboard/google/nyan/romstage.c b/src/mainboard/google/nyan/romstage.c
index b4e27330ac..4e023654e7 100644
--- a/src/mainboard/google/nyan/romstage.c
+++ b/src/mainboard/google/nyan/romstage.c
@@ -27,12 +27,14 @@
#include <cbmem.h>
#include <console/cbmem_console.h>
#include <console/console.h>
+#include <mainboard/google/nyan/reset.h>
#include <romstage_handoff.h>
#include <vendorcode/google/chromeos/chromeos.h>
#include "sdram_configs.h"
#include <soc/nvidia/tegra/i2c.h>
#include <soc/nvidia/tegra124/chip.h>
#include <soc/nvidia/tegra124/clk_rst.h>
+#include <soc/nvidia/tegra124/power.h>
#include <soc/nvidia/tegra124/sdram.h>
#include <soc/addressmap.h>
#include <soc/clock.h>
@@ -181,6 +183,15 @@ static void __attribute__((noinline)) romstage(void)
mmu_disable_range(0, 1);
dcache_mmu_enable();
+ /*
+ * A watchdog reset only resets part of the system so it ends up in
+ * a funny state. If that happens, we need to reset the whole machine.
+ */
+ if (power_reset_status() == POWER_RESET_WATCHDOG) {
+ printk(BIOS_INFO, "Watchdog reset detected, rebooting.\n");
+ cpu_reset();
+ }
+
/* For quality of the user experience, it's important to get
* the video going ASAP. Because there are long delays in some
* of the powerup steps, we do some very early setup here in
diff --git a/src/mainboard/google/nyan_big/Makefile.inc b/src/mainboard/google/nyan_big/Makefile.inc
index 30cd27d9fc..b66cd555fb 100644
--- a/src/mainboard/google/nyan_big/Makefile.inc
+++ b/src/mainboard/google/nyan_big/Makefile.inc
@@ -32,6 +32,7 @@ bootblock-y += bootblock.c
bootblock-y += pmic.c
bootblock-y += reset.c
+romstage-y += reset.c
romstage-y += romstage.c
romstage-y += sdram_configs.c
romstage-$(CONFIG_CHROMEOS) += chromeos.c
diff --git a/src/mainboard/google/nyan_big/romstage.c b/src/mainboard/google/nyan_big/romstage.c
index b4e27330ac..4e023654e7 100644
--- a/src/mainboard/google/nyan_big/romstage.c
+++ b/src/mainboard/google/nyan_big/romstage.c
@@ -27,12 +27,14 @@
#include <cbmem.h>
#include <console/cbmem_console.h>
#include <console/console.h>
+#include <mainboard/google/nyan/reset.h>
#include <romstage_handoff.h>
#include <vendorcode/google/chromeos/chromeos.h>
#include "sdram_configs.h"
#include <soc/nvidia/tegra/i2c.h>
#include <soc/nvidia/tegra124/chip.h>
#include <soc/nvidia/tegra124/clk_rst.h>
+#include <soc/nvidia/tegra124/power.h>
#include <soc/nvidia/tegra124/sdram.h>
#include <soc/addressmap.h>
#include <soc/clock.h>
@@ -181,6 +183,15 @@ static void __attribute__((noinline)) romstage(void)
mmu_disable_range(0, 1);
dcache_mmu_enable();
+ /*
+ * A watchdog reset only resets part of the system so it ends up in
+ * a funny state. If that happens, we need to reset the whole machine.
+ */
+ if (power_reset_status() == POWER_RESET_WATCHDOG) {
+ printk(BIOS_INFO, "Watchdog reset detected, rebooting.\n");
+ cpu_reset();
+ }
+
/* For quality of the user experience, it's important to get
* the video going ASAP. Because there are long delays in some
* of the powerup steps, we do some very early setup here in
diff --git a/src/mainboard/google/nyan_blaze/Makefile.inc b/src/mainboard/google/nyan_blaze/Makefile.inc
index 30cd27d9fc..b66cd555fb 100644
--- a/src/mainboard/google/nyan_blaze/Makefile.inc
+++ b/src/mainboard/google/nyan_blaze/Makefile.inc
@@ -32,6 +32,7 @@ bootblock-y += bootblock.c
bootblock-y += pmic.c
bootblock-y += reset.c
+romstage-y += reset.c
romstage-y += romstage.c
romstage-y += sdram_configs.c
romstage-$(CONFIG_CHROMEOS) += chromeos.c
diff --git a/src/mainboard/google/nyan_blaze/romstage.c b/src/mainboard/google/nyan_blaze/romstage.c
index b4e27330ac..4e023654e7 100644
--- a/src/mainboard/google/nyan_blaze/romstage.c
+++ b/src/mainboard/google/nyan_blaze/romstage.c
@@ -27,12 +27,14 @@
#include <cbmem.h>
#include <console/cbmem_console.h>
#include <console/console.h>
+#include <mainboard/google/nyan/reset.h>
#include <romstage_handoff.h>
#include <vendorcode/google/chromeos/chromeos.h>
#include "sdram_configs.h"
#include <soc/nvidia/tegra/i2c.h>
#include <soc/nvidia/tegra124/chip.h>
#include <soc/nvidia/tegra124/clk_rst.h>
+#include <soc/nvidia/tegra124/power.h>
#include <soc/nvidia/tegra124/sdram.h>
#include <soc/addressmap.h>
#include <soc/clock.h>
@@ -181,6 +183,15 @@ static void __attribute__((noinline)) romstage(void)
mmu_disable_range(0, 1);
dcache_mmu_enable();
+ /*
+ * A watchdog reset only resets part of the system so it ends up in
+ * a funny state. If that happens, we need to reset the whole machine.
+ */
+ if (power_reset_status() == POWER_RESET_WATCHDOG) {
+ printk(BIOS_INFO, "Watchdog reset detected, rebooting.\n");
+ cpu_reset();
+ }
+
/* For quality of the user experience, it's important to get
* the video going ASAP. Because there are long delays in some
* of the powerup steps, we do some very early setup here in