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drivers: hwinfo: Add support for Apollo510 hwinfo

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This commit adds support for Apollo510 SoC in ambiq hwinfo driver

Signed-off-by: Hao Luo <hluo@ambiq.com>
This commit is contained in:
Hao Luo 2025-02-12 11:58:28 +08:00 • committed by Benjamin Cabé
commit 95153de15b
3 changed files with 20 additions and 2 deletions
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1
boards/ambiq/apollo510_evb/apollo510_evb.yaml
View file

@ -16,6 +16,7 @@ supported:
- spi - spi
- i2c - i2c
- rtc - rtc
- hwinfo
- clock_control - clock_control
- mspi - mspi
testing: testing:

2
drivers/hwinfo/Kconfig
View file

@ -247,7 +247,7 @@ config HWINFO_RW61X
config HWINFO_AMBIQ config HWINFO_AMBIQ
bool "AMBIQ hwinfo" bool "AMBIQ hwinfo"
default y default y
depends on SOC_SERIES_APOLLO4X depends on SOC_SERIES_APOLLO4X || SOC_SERIES_APOLLO5X
select HWINFO_HAS_DRIVER select HWINFO_HAS_DRIVER
select AMBIQ_HAL select AMBIQ_HAL
select AMBIQ_HAL_USE_HWINFO select AMBIQ_HAL_USE_HWINFO

19
drivers/hwinfo/hwinfo_ambiq.c
View file

@ -11,7 +11,6 @@
ssize_t z_impl_hwinfo_get_device_id(uint8_t *buffer, size_t length) ssize_t z_impl_hwinfo_get_device_id(uint8_t *buffer, size_t length)
{ {
struct ambiq_hwinfo { struct ambiq_hwinfo {
/* Ambiq Chip ID0 */ /* Ambiq Chip ID0 */
uint32_t chip_id_0; uint32_t chip_id_0;
@ -27,7 +26,12 @@ ssize_t z_impl_hwinfo_get_device_id(uint8_t *buffer, size_t length)
/* Contains the HAL hardware information about the device. */ /* Contains the HAL hardware information about the device. */
am_hal_mcuctrl_device_t mcu_ctrl_device; am_hal_mcuctrl_device_t mcu_ctrl_device;
#if (CONFIG_SOC_SERIES_APOLLO5X)
am_hal_info1_read(AM_HAL_INFO_INFOSPACE_CURRENT_INFO1, AM_REG_OTP_INFO1_TRIM_REV_O / 4, 1,
&dev_hw_info.factory_trim_version);
#else
am_hal_mram_info_read(1, AM_REG_INFO1_TRIM_REV_O / 4, 1, &dev_hw_info.factory_trim_version); am_hal_mram_info_read(1, AM_REG_INFO1_TRIM_REV_O / 4, 1, &dev_hw_info.factory_trim_version);
#endif
am_hal_mcuctrl_info_get(AM_HAL_MCUCTRL_INFO_DEVICEID, &mcu_ctrl_device); am_hal_mcuctrl_info_get(AM_HAL_MCUCTRL_INFO_DEVICEID, &mcu_ctrl_device);
dev_hw_info.chip_id_0 = mcu_ctrl_device.ui32ChipID0; dev_hw_info.chip_id_0 = mcu_ctrl_device.ui32ChipID0;
@ -61,9 +65,15 @@ int z_impl_hwinfo_get_reset_cause(uint32_t *cause)
} }
/* POWER CYCLE */ /* POWER CYCLE */
#if (CONFIG_SOC_SERIES_APOLLO5X)
if (reset_status & AM_HAL_RESET_STATUS_POA) {
flags |= RESET_POR;
}
#else
if (reset_status & AM_HAL_RESET_STATUS_POR) { if (reset_status & AM_HAL_RESET_STATUS_POR) {
flags |= RESET_POR; flags |= RESET_POR;
} }
#endif
/* BROWNOUT DETECTOR */ /* BROWNOUT DETECTOR */
if (reset_status & AM_HAL_RESET_STATUS_BOD) { if (reset_status & AM_HAL_RESET_STATUS_BOD) {
@ -110,6 +120,13 @@ int z_impl_hwinfo_get_reset_cause(uint32_t *cause)
flags |= RESET_HARDWARE; flags |= RESET_HARDWARE;
} }
#if (CONFIG_SOC_SERIES_APOLLO5X)
/* AIRCR */
if (reset_status & AM_HAL_RESET_STATUS_AIRCR) {
flags |= RESET_SOFTWARE;
}
#endif
*cause = flags; *cause = flags;
return 0; return 0;
} }