michaelh/zephyr
1
0
Fork 0
Code Releases Activity

soc: nxp: rt5xx: Remove deepsleep pin changes

Browse source 
SOC level code should not be dynamically changing pin configurations.

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>
This commit is contained in:
Mahesh Mahadevan 2024-01-15 15:41:32 +00:00 • committed by Fabio Baltieri
commit b8bdc60427
1 changed files with 0 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

25
soc/arm/nxp_imx/rt5xx/power.c
View file

@ -16,32 +16,9 @@ LOG_MODULE_DECLARE(soc, CONFIG_SOC_LOG_LEVEL);
#define EXCLUDE_FROM_DEEPSLEEP ((const uint32_t[]) \
DT_PROP_OR(NODE_ID, deep_sleep_config, {}))
static uint32_t isp_pin[3];
/* System clock frequency. */
extern uint32_t SystemCoreClock;
__ramfunc void set_deepsleep_pin_config(void)
{
/* Backup Pin configuration. */
isp_pin[0] = IOPCTL->PIO[1][15];
isp_pin[1] = IOPCTL->PIO[3][28];
isp_pin[2] = IOPCTL->PIO[3][29];
/* Disable ISP Pin pull-ups and input buffers to avoid current leakage */
IOPCTL->PIO[1][15] = 0;
IOPCTL->PIO[3][28] = 0;
IOPCTL->PIO[3][29] = 0;
}
__ramfunc void restore_deepsleep_pin_config(void)
{
/* Restore the Pin configuration. */
IOPCTL->PIO[1][15] = isp_pin[0];
IOPCTL->PIO[3][28] = isp_pin[1];
IOPCTL->PIO[3][29] = isp_pin[2];
}
/* Invoke Low Power/System Off specific Tasks */
void pm_state_set(enum pm_state state, uint8_t substate_id)
{
@ -65,9 +42,7 @@ void pm_state_set(enum pm_state state, uint8_t substate_id)
POWER_EnterSleep();
break;
case PM_STATE_SUSPEND_TO_IDLE:
set_deepsleep_pin_config();
POWER_EnterDeepSleep(EXCLUDE_FROM_DEEPSLEEP);
restore_deepsleep_pin_config();
break;
default:
LOG_DBG("Unsupported power state %u", state);