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-rw-r--r--zephyr/include/cros/nuvoton/npcx.dtsi4
-rw-r--r--zephyr/projects/brya/brya/prj.conf2
-rw-r--r--zephyr/projects/guybrush/prj.conf2
-rw-r--r--zephyr/projects/herobrine/herobrine_npcx9/prj.conf2
-rw-r--r--zephyr/projects/kohaku/prj.conf2
-rw-r--r--zephyr/projects/npcx_evb/npcx7/prj.conf2
-rw-r--r--zephyr/projects/npcx_evb/npcx9/prj.conf2
-rw-r--r--zephyr/projects/trogdor/lazor/prj.conf2
-rw-r--r--zephyr/projects/trogdor/trogdor/prj.conf2
-rw-r--r--zephyr/projects/volteer/delbin/prj.conf2
-rw-r--r--zephyr/projects/volteer/volteer/prj.conf2
-rw-r--r--zephyr/shim/chip/npcx/system_external_storage.c43
12 files changed, 54 insertions, 13 deletions
diff --git a/zephyr/include/cros/nuvoton/npcx.dtsi b/zephyr/include/cros/nuvoton/npcx.dtsi
index 1121dcf0a9..9c84d5712d 100644
--- a/zephyr/include/cros/nuvoton/npcx.dtsi
+++ b/zephyr/include/cros/nuvoton/npcx.dtsi
@@ -153,3 +153,7 @@
&bbram {
status = "okay";
};
+
+&mdc {
+ status = "okay";
+};
diff --git a/zephyr/projects/brya/brya/prj.conf b/zephyr/projects/brya/brya/prj.conf
index 174d6a9231..b9dd1de26f 100644
--- a/zephyr/projects/brya/brya/prj.conf
+++ b/zephyr/projects/brya/brya/prj.conf
@@ -36,6 +36,8 @@ CONFIG_CROS_KB_RAW_NPCX=y
CONFIG_PLATFORM_EC_WORKAROUND_FLASH_DOWNLOAD_API=y
+CONFIG_SYSCON=y
+
# TODO(b/188605676): bring these features up
CONFIG_PLATFORM_EC_ADC=n
CONFIG_PLATFORM_EC_BACKLIGHT_LID=n
diff --git a/zephyr/projects/guybrush/prj.conf b/zephyr/projects/guybrush/prj.conf
index a9e3ce60cd..d9f2b31d2f 100644
--- a/zephyr/projects/guybrush/prj.conf
+++ b/zephyr/projects/guybrush/prj.conf
@@ -39,6 +39,8 @@ CONFIG_PLATFORM_EC_KEYBOARD=y
CONFIG_PLATFORM_EC_KEYBOARD_COL2_INVERTED=y
CONFIG_PLATFORM_EC_VOLUME_BUTTONS=y
+CONFIG_SYSCON=y
+
# This is not yet supported
CONFIG_PLATFORM_EC_ADC=n
CONFIG_PLATFORM_EC_BOARD_VERSION_CBI=n
diff --git a/zephyr/projects/herobrine/herobrine_npcx9/prj.conf b/zephyr/projects/herobrine/herobrine_npcx9/prj.conf
index fa3e23c582..8c8576c78f 100644
--- a/zephyr/projects/herobrine/herobrine_npcx9/prj.conf
+++ b/zephyr/projects/herobrine/herobrine_npcx9/prj.conf
@@ -161,6 +161,8 @@ CONFIG_PLATFORM_EC_ACCEL_BMA255=y
CONFIG_PLATFORM_EC_ACCELGYRO_BMI260=y
CONFIG_PLATFORM_EC_ACCELGYRO_BMI_COMM_I2C=y
+CONFIG_SYSCON=y
+
# Features should be enabled. But the code RAM is not enough, disable them.
#CONFIG_PLATFORM_EC_ACCEL_SPOOF_MODE=y
#CONFIG_PLATFORM_EC_EMULATED_SYSRQ=y
diff --git a/zephyr/projects/kohaku/prj.conf b/zephyr/projects/kohaku/prj.conf
index 1d7ca9a07f..48d512fc39 100644
--- a/zephyr/projects/kohaku/prj.conf
+++ b/zephyr/projects/kohaku/prj.conf
@@ -34,3 +34,5 @@ CONFIG_CROS_KB_RAW_NPCX=n
CONFIG_PLATFORM_EC_ADC=n
CONFIG_PLATFORM_EC_BOARD_VERSION_CBI=n
CONFIG_PLATFORM_EC_BOARD_VERSION_GPIO=n
+
+CONFIG_SYSCON=y
diff --git a/zephyr/projects/npcx_evb/npcx7/prj.conf b/zephyr/projects/npcx_evb/npcx7/prj.conf
index 11375a009d..d05c6174cf 100644
--- a/zephyr/projects/npcx_evb/npcx7/prj.conf
+++ b/zephyr/projects/npcx_evb/npcx7/prj.conf
@@ -51,3 +51,5 @@ CONFIG_SENSOR_LOG_LEVEL_ERR=y
# Avoid info storm from power management
CONFIG_SOC_LOG_LEVEL_ERR=y
+
+CONFIG_SYSCON=y
diff --git a/zephyr/projects/npcx_evb/npcx9/prj.conf b/zephyr/projects/npcx_evb/npcx9/prj.conf
index 5755cf34ad..ea383a600d 100644
--- a/zephyr/projects/npcx_evb/npcx9/prj.conf
+++ b/zephyr/projects/npcx_evb/npcx9/prj.conf
@@ -55,3 +55,5 @@ CONFIG_SENSOR_LOG_LEVEL_ERR=y
# Avoid info storm from power management
CONFIG_SOC_LOG_LEVEL_ERR=y
+
+CONFIG_SYSCON=y
diff --git a/zephyr/projects/trogdor/lazor/prj.conf b/zephyr/projects/trogdor/lazor/prj.conf
index 71f58f3b44..e16994e327 100644
--- a/zephyr/projects/trogdor/lazor/prj.conf
+++ b/zephyr/projects/trogdor/lazor/prj.conf
@@ -158,6 +158,8 @@ CONFIG_SHELL_CMDS=y
CONFIG_THREAD_MONITOR=y
CONFIG_KERNEL_SHELL=y
+CONFIG_SYSCON=y
+
# Features should be enabled. But the code RAM is not enough, disable them.
#CONFIG_PLATFORM_EC_ACCEL_SPOOF_MODE=y
#CONFIG_PLATFORM_EC_EMULATED_SYSRQ=y
diff --git a/zephyr/projects/trogdor/trogdor/prj.conf b/zephyr/projects/trogdor/trogdor/prj.conf
index 5870b3f1fc..59d87f54a1 100644
--- a/zephyr/projects/trogdor/trogdor/prj.conf
+++ b/zephyr/projects/trogdor/trogdor/prj.conf
@@ -145,6 +145,8 @@ CONFIG_PLATFORM_EC_ACCEL_BMA255=y
CONFIG_PLATFORM_EC_ACCELGYRO_BMI160=y
CONFIG_PLATFORM_EC_ACCELGYRO_BMI_COMM_I2C=y
+CONFIG_SYSCON=y
+
# Features should be enabled. But the code RAM is not enough, disable them.
#CONFIG_PLATFORM_EC_ACCEL_SPOOF_MODE=y
#CONFIG_PLATFORM_EC_EMULATED_SYSRQ=y
diff --git a/zephyr/projects/volteer/delbin/prj.conf b/zephyr/projects/volteer/delbin/prj.conf
index d81e2d27f7..1ef881f686 100644
--- a/zephyr/projects/volteer/delbin/prj.conf
+++ b/zephyr/projects/volteer/delbin/prj.conf
@@ -47,3 +47,5 @@ CONFIG_PLATFORM_EC_TABLET_MODE=y
CONFIG_PLATFORM_EC_ACCEL_BMA255=y
CONFIG_PLATFORM_EC_ACCELGYRO_BMI260=y
CONFIG_PLATFORM_EC_ACCELGYRO_BMI_COMM_I2C=y
+
+CONFIG_SYSCON=y
diff --git a/zephyr/projects/volteer/volteer/prj.conf b/zephyr/projects/volteer/volteer/prj.conf
index f2e10c0b9f..80bdc2ad44 100644
--- a/zephyr/projects/volteer/volteer/prj.conf
+++ b/zephyr/projects/volteer/volteer/prj.conf
@@ -148,3 +148,5 @@ CONFIG_PLATFORM_EC_CONSOLE_CMD_FLASH=n
# RTC
CONFIG_PLATFORM_EC_RTC=y
+
+CONFIG_SYSCON=y
diff --git a/zephyr/shim/chip/npcx/system_external_storage.c b/zephyr/shim/chip/npcx/system_external_storage.c
index b53db04e18..373a4a48f7 100644
--- a/zephyr/shim/chip/npcx/system_external_storage.c
+++ b/zephyr/shim/chip/npcx/system_external_storage.c
@@ -3,6 +3,9 @@
* found in the LICENSE file.
*/
+#include <devicetree.h>
+#include <drivers/syscon.h>
+
#include "clock_chip.h"
#include "common.h"
#include "rom_chip.h"
@@ -11,10 +14,19 @@
/* TODO (b:179900857) Make this implementation not npcx specific. */
-#define NPCX_MDC_BASE_ADDR 0x4000C000
-#define NPCX_FWCTRL REG8(NPCX_MDC_BASE_ADDR + 0x007)
+static const struct device *mdc_dev = DEVICE_DT_GET(DT_NODELABEL(mdc));
+
+#ifdef CONFIG_SOC_SERIES_NPCX7
+#define NPCX_FWCTRL 0x007
#define NPCX_FWCTRL_RO_REGION 0
#define NPCX_FWCTRL_FW_SLOT 1
+#elif defined(CONFIG_SOC_SERIES_NPCX9)
+#define NPCX_FWCTRL 0x009
+#define NPCX_FWCTRL_RO_REGION 6
+#define NPCX_FWCTRL_FW_SLOT 7
+#else
+#error "Unsupported NPCX SoC series."
+#endif
void system_jump_to_booter(void)
{
@@ -97,18 +109,20 @@ uint32_t system_get_lfw_address()
enum ec_image system_get_shrspi_image_copy(void)
{
- /* TODO (b:179900857) Make this implementation not npcx specific. */
- if (IS_BIT_SET(NPCX_FWCTRL, NPCX_FWCTRL_RO_REGION)) {
+ uint32_t fwctrl = 0;
+
+ syscon_read_reg(mdc_dev, NPCX_FWCTRL, &fwctrl);
+ if (IS_BIT_SET(fwctrl, NPCX_FWCTRL_RO_REGION)) {
/* RO image */
#ifdef CHIP_HAS_RO_B
- if (!IS_BIT_SET(NPCX_FWCTRL, NPCX_FWCTRL_FW_SLOT))
+ if (!IS_BIT_SET(fwctrl, NPCX_FWCTRL_FW_SLOT))
return EC_IMAGE_RO_B;
#endif
return EC_IMAGE_RO;
} else {
#ifdef CONFIG_RW_B
/* RW image */
- if (!IS_BIT_SET(NPCX_FWCTRL, NPCX_FWCTRL_FW_SLOT))
+ if (!IS_BIT_SET(fwctrl, NPCX_FWCTRL_FW_SLOT))
/* Slot A */
return EC_IMAGE_RW_B;
#endif
@@ -118,23 +132,26 @@ enum ec_image system_get_shrspi_image_copy(void)
void system_set_image_copy(enum ec_image copy)
{
- /* TODO (b:179900857) Make this implementation not npcx specific. */
+ uint32_t fwctrl = 0;
+
+ syscon_read_reg(mdc_dev, NPCX_FWCTRL, &fwctrl);
switch (copy) {
case EC_IMAGE_RW:
- CLEAR_BIT(NPCX_FWCTRL, NPCX_FWCTRL_RO_REGION);
- SET_BIT(NPCX_FWCTRL, NPCX_FWCTRL_FW_SLOT);
+ CLEAR_BIT(fwctrl, NPCX_FWCTRL_RO_REGION);
+ SET_BIT(fwctrl, NPCX_FWCTRL_FW_SLOT);
break;
#ifdef CONFIG_RW_B
case EC_IMAGE_RW_B:
- CLEAR_BIT(NPCX_FWCTRL, NPCX_FWCTRL_RO_REGION);
- CLEAR_BIT(NPCX_FWCTRL, NPCX_FWCTRL_FW_SLOT);
+ CLEAR_BIT(fwctrl, NPCX_FWCTRL_RO_REGION);
+ CLEAR_BIT(fwctrl, NPCX_FWCTRL_FW_SLOT);
break;
#endif
default:
/* Fall through to EC_IMAGE_RO */
case EC_IMAGE_RO:
- SET_BIT(NPCX_FWCTRL, NPCX_FWCTRL_RO_REGION);
- SET_BIT(NPCX_FWCTRL, NPCX_FWCTRL_FW_SLOT);
+ SET_BIT(fwctrl, NPCX_FWCTRL_RO_REGION);
+ SET_BIT(fwctrl, NPCX_FWCTRL_FW_SLOT);
break;
}
+ syscon_write_reg(mdc_dev, NPCX_FWCTRL, fwctrl);
}
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