tests: benchmarks: multicore: Test fast PWM with different GD freq.

Default Global Domain frequency is 320 MHz.
Validate fast PWM with 256 MHz, 128 MHz and 64 MHz.

Signed-off-by: Sebastian Głąb <[email protected]>

Author: nordic-segl

tests/benchmarks/multicore/idle_pwm_loopback/Kconfig

@@ -12,4 +12,29 @@ config TEST_SLEEP_DURATION_MS
 	  Based on the value of 'min-residency-us' specified for each power state defined in the DTS,
 	  core enters the lowest possible power state.
 
+choice GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION
+	prompt "Global domain clock frequency"
+	default GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_320MHZ
+
+config GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_320MHZ
+	bool "320MHz"
+
+config GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_256MHZ
+	bool "256MHz"
+
+config GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_128MHZ
+	bool "128MHz"
+
+config GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_64MHZ
+	bool "64MHz"
+
+endchoice
+
+config GLOBAL_DOMAIN_CLOCK_FREQUENCY_MHZ
+	int
+	default 320 if GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_320MHZ
+	default 256 if GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_256MHZ
+	default 128 if GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_128MHZ
+	default 64 if GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_64MHZ
+
 source "Kconfig.zephyr"

tests/benchmarks/multicore/idle_pwm_loopback/src/main.c

@@ -12,6 +12,10 @@ LOG_MODULE_REGISTER(idle_pwm_loop, LOG_LEVEL_INF);
 #include <zephyr/drivers/gpio.h>
 #include <zephyr/pm/device_runtime.h>
 
+#if defined(CONFIG_CLOCK_CONTROL)
+#include <zephyr/devicetree/clocks.h>
+#include <zephyr/drivers/clock_control/nrf_clock_control.h>
+#endif
 
 #if !DT_NODE_EXISTS(DT_NODELABEL(pwm_to_gpio_loopback))
 #error "Unsupported board: pwm_to_gpio_loopback node is not defined"
@@ -30,6 +34,41 @@ static volatile uint32_t high, low;
 static struct k_timer my_timer;
 static bool timer_expired;
 
+
+#if defined(CONFIG_CLOCK_CONTROL)
+const struct nrf_clock_spec clk_spec_global_hsfll = {
+	.frequency = MHZ(CONFIG_GLOBAL_DOMAIN_CLOCK_FREQUENCY_MHZ)
+};
+
+/*
+ * Set Global Domain frequency (HSFLL120)
+ * based on: CONFIG_GLOBAL_DOMAIN_CLOCK_FREQUENCY_MHZ
+ */
+void set_global_domain_frequency(void)
+{
+	int err;
+	int res;
+	struct onoff_client cli;
+	const struct device *hsfll_dev = DEVICE_DT_GET(DT_NODELABEL(hsfll120));
+
+	printk("Requested frequency [Hz]: %d\n", clk_spec_global_hsfll.frequency);
+	sys_notify_init_spinwait(&cli.notify);
+	err = nrf_clock_control_request(hsfll_dev, &clk_spec_global_hsfll, &cli);
+	printk("Return code: %d\n", err);
+	__ASSERT_NO_MSG(err < 3);
+	__ASSERT_NO_MSG(err >= 0);
+	do {
+		err = sys_notify_fetch_result(&cli.notify, &res);
+		k_yield();
+	} while (err == -EAGAIN);
+	printk("Clock control request return value: %d\n", err);
+	printk("Clock control request response code: %d\n", res);
+	__ASSERT_NO_MSG(err == 0);
+	__ASSERT_NO_MSG(res == 0);
+}
+#endif /* CONFIG_CLOCK_CONTROL */
+
+
 void my_timer_handler(struct k_timer *dummy)
 {
 	timer_expired = true;
@@ -58,6 +97,11 @@ int main(void)
 	uint32_t tolerance;
 	int ret;
 
+#if defined(CONFIG_CLOCK_CONTROL)
+	k_msleep(1000);
+	set_global_domain_frequency();
+#endif
+
 	/* Set PWM fill ratio to 50% */
 	pulse = pwm_out.period >> 1;
 

tests/benchmarks/multicore/idle_pwm_loopback/testcase.yaml

@@ -1,6 +1,8 @@
 common:
   sysbuild: true
-  tags: ci_build ci_tests_benchmarks_multicore
+  tags:
+    - ci_build
+    - ci_tests_benchmarks_multicore
   platform_allow:
     - nrf54h20dk/nrf54h20/cpuapp
   integration_platforms:
@@ -21,10 +23,10 @@ tests:
   benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.idle:
     tags: ppk_power_measure
     extra_args:
-      idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
-      remote_CONF_FILE=prj_s2ram.conf
-      idle_pwm_loopback_CONFIG_TEST_SLEEP_DURATION_MS=500
-      remote_CONFIG_TEST_SLEEP_DURATION_MS=500
+      - idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
+      - remote_CONF_FILE=prj_s2ram.conf
+      - idle_pwm_loopback_CONFIG_TEST_SLEEP_DURATION_MS=500
+      - remote_CONFIG_TEST_SLEEP_DURATION_MS=500
     harness: pytest
     harness_config:
       fixture: spi_loopback
@@ -34,8 +36,8 @@ tests:
   benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.s2ram:
     tags: ppk_power_measure
     extra_args:
-      idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
-      remote_CONF_FILE=prj_s2ram.conf
+      - idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
+      - remote_CONF_FILE=prj_s2ram.conf
     harness: pytest
     harness_config:
       fixture: spi_loopback
@@ -44,7 +46,7 @@ tests:
 
   benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.no_sleep_fast:
     extra_args:
-      idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
+      - idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
     harness: console
     harness_config:
       type: multi_line
@@ -57,23 +59,79 @@ tests:
   benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.idle_fast:
     tags: ppk_power_measure
     extra_args:
-      idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
-      remote_CONF_FILE=prj_s2ram.conf
-      idle_pwm_loopback_CONFIG_TEST_SLEEP_DURATION_MS=500
-      remote_CONFIG_TEST_SLEEP_DURATION_MS=500
-      idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
+      - idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
+      - remote_CONF_FILE=prj_s2ram.conf
+      - idle_pwm_loopback_CONFIG_TEST_SLEEP_DURATION_MS=500
+      - remote_CONFIG_TEST_SLEEP_DURATION_MS=500
+      - idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
     harness: pytest
     harness_config:
       fixture: spi_loopback
       pytest_root:
         - "${CUSTOM_ROOT_TEST_DIR}/test_measure_power_consumption.py::test_measure_and_data_dump_pwm_and_idle"
 
-  benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.s2ram_fast:
+  benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.s2ram_fast.no_clock_control:
     tags: ppk_power_measure
     extra_args:
-      idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
-      remote_CONF_FILE=prj_s2ram.conf
-      idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
+      - idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
+      - remote_CONF_FILE=prj_s2ram.conf
+      - idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
+    harness: pytest
+    harness_config:
+      fixture: spi_loopback
+      pytest_root:
+        - "${CUSTOM_ROOT_TEST_DIR}/test_measure_power_consumption.py::test_measure_and_data_dump_pwm_and_s2ram"
+
+  benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.s2ram_fast.gd_freq_320MHz:
+    tags: ppk_power_measure
+    extra_args:
+      - idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
+      - remote_CONF_FILE=prj_s2ram.conf
+      - idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
+      - idle_pwm_loopback_CONFIG_CLOCK_CONTROL=y
+      - idle_pwm_loopback_CONFIG_GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_320MHZ=y
+    harness: pytest
+    harness_config:
+      fixture: spi_loopback
+      pytest_root:
+        - "${CUSTOM_ROOT_TEST_DIR}/test_measure_power_consumption.py::test_measure_and_data_dump_pwm_and_s2ram"
+
+  benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.s2ram_fast.gd_freq_256MHz:
+    tags: ppk_power_measure
+    extra_args:
+      - idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
+      - remote_CONF_FILE=prj_s2ram.conf
+      - idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
+      - idle_pwm_loopback_CONFIG_CLOCK_CONTROL=y
+      - idle_pwm_loopback_CONFIG_GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_256MHZ=y
+    harness: pytest
+    harness_config:
+      fixture: spi_loopback
+      pytest_root:
+        - "${CUSTOM_ROOT_TEST_DIR}/test_measure_power_consumption.py::test_measure_and_data_dump_pwm_and_s2ram"
+
+  benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.s2ram_fast.gd_freq_128MHz:
+    tags: ppk_power_measure
+    extra_args:
+      - idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
+      - remote_CONF_FILE=prj_s2ram.conf
+      - idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
+      - idle_pwm_loopback_CONFIG_CLOCK_CONTROL=y
+      - idle_pwm_loopback_CONFIG_GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_128MHZ=y
+    harness: pytest
+    harness_config:
+      fixture: spi_loopback
+      pytest_root:
+        - "${CUSTOM_ROOT_TEST_DIR}/test_measure_power_consumption.py::test_measure_and_data_dump_pwm_and_s2ram"
+
+  benchmarks.multicore.idle_pwm_loopback.nrf54h20dk_cpuapp_cpurad.s2ram_fast.gd_freq_64MHz:
+    tags: ppk_power_measure
+    extra_args:
+      - idle_pwm_loopback_CONF_FILE=prj_s2ram.conf
+      - remote_CONF_FILE=prj_s2ram.conf
+      - idle_pwm_loopback_DTC_OVERLAY_FILE="boards/nrf54h20dk_nrf54h20_cpuapp_fast_p7_1.overlay"
+      - idle_pwm_loopback_CONFIG_CLOCK_CONTROL=y
+      - idle_pwm_loopback_CONFIG_GLOBAL_DOMAIN_CLOCK_FREQUENCY_OPTION_64MHZ=y
     harness: pytest
     harness_config:
       fixture: spi_loopback