[nrf fromlist] drivers: adc: adc_nrf_saadc: Add analog pins for nRF54L20

Added set of analog pins for nRF54L20 SAADC.

Upstream PR #: 89609

Signed-off-by: Michał Stasiak <[email protected]>

Author: mstasiaknordic

drivers/adc/adc_nrfx_saadc.c

@@ -40,7 +40,7 @@ static const uint32_t saadc_psels[NRF_SAADC_AIN13 + 1] = {
 	[NRF_SAADC_AIN12] = NRF_PIN_PORT_TO_PIN_NUMBER(4U, 9),
 	[NRF_SAADC_AIN13] = NRF_PIN_PORT_TO_PIN_NUMBER(5U, 9),
 };
-#elif defined(CONFIG_SOC_COMPATIBLE_NRF54LX)
+#elif defined(CONFIG_SOC_NRF54L05) || defined(CONFIG_SOC_NRF54L10) || defined(CONFIG_SOC_NRF54L15)
 static const uint32_t saadc_psels[NRF_SAADC_DVDD + 1] = {
 	[NRF_SAADC_AIN0] = NRF_PIN_PORT_TO_PIN_NUMBER(4U, 1),
 	[NRF_SAADC_AIN1] = NRF_PIN_PORT_TO_PIN_NUMBER(5U, 1),
@@ -54,6 +54,20 @@ static const uint32_t saadc_psels[NRF_SAADC_DVDD + 1] = {
 	[NRF_SAADC_AVDD] = NRF_SAADC_INPUT_AVDD,
 	[NRF_SAADC_DVDD] = NRF_SAADC_INPUT_DVDD,
 };
+#elif defined(CONFIG_SOC_COMPATIBLE_NRF54LX)
+static const uint32_t saadc_psels[NRF_SAADC_DVDD + 1] = {
+	[NRF_SAADC_AIN0] = NRF_PIN_PORT_TO_PIN_NUMBER(0U, 1),
+	[NRF_SAADC_AIN1] = NRF_PIN_PORT_TO_PIN_NUMBER(31U, 1),
+	[NRF_SAADC_AIN2] = NRF_PIN_PORT_TO_PIN_NUMBER(30U, 1),
+	[NRF_SAADC_AIN3] = NRF_PIN_PORT_TO_PIN_NUMBER(29U, 1),
+	[NRF_SAADC_AIN4] = NRF_PIN_PORT_TO_PIN_NUMBER(6U, 1),
+	[NRF_SAADC_AIN5] = NRF_PIN_PORT_TO_PIN_NUMBER(5U, 1),
+	[NRF_SAADC_AIN6] = NRF_PIN_PORT_TO_PIN_NUMBER(4U, 1),
+	[NRF_SAADC_AIN7] = NRF_PIN_PORT_TO_PIN_NUMBER(3U, 1),
+	[NRF_SAADC_VDD]  = NRF_SAADC_INPUT_VDD,
+	[NRF_SAADC_AVDD] = NRF_SAADC_INPUT_AVDD,
+	[NRF_SAADC_DVDD] = NRF_SAADC_INPUT_DVDD,
+};
 #endif
 
 #else