Change in osmo-asf4-dfu[master]: add system LED initialisation

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Kévin Redon gerrit-no-reply at lists.osmocom.org
Wed Jan 9 15:05:17 UTC 2019


Kévin Redon has uploaded this change for review. ( https://gerrit.osmocom.org/12503


Change subject: add system LED initialisation
......................................................................

add system LED initialisation

Change-Id: I79f1b769fc9dd7e1a972bacf0928ff46988f0e36
---
M atmel_start_pins.h
M driver_init.c
2 files changed, 9 insertions(+), 0 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-asf4-dfu refs/changes/03/12503/1

diff --git a/atmel_start_pins.h b/atmel_start_pins.h
index dbf9891..23b8d33 100644
--- a/atmel_start_pins.h
+++ b/atmel_start_pins.h
@@ -27,6 +27,10 @@
 #define GPIO_PIN_FUNCTION_M 12
 #define GPIO_PIN_FUNCTION_N 13
 
+/** LED pin to indicate system state (pull low to switch on */
+#define LED_SYSTEM GPIO(GPIO_PORTC, 18)
+
+/** USB D+/D- pins */
 #define PA24 GPIO(GPIO_PORTA, 24)
 #define PA25 GPIO(GPIO_PORTA, 25)
 
diff --git a/driver_init.c b/driver_init.c
index b324be8..0b07cc1 100644
--- a/driver_init.c
+++ b/driver_init.c
@@ -143,6 +143,11 @@
 {
 	init_mcu();
 
+	// configure system LED
+	gpio_set_pin_level(LED_SYSTEM, true); // switch off LED
+	gpio_set_pin_direction(LED_SYSTEM, GPIO_DIRECTION_OUT);
+	gpio_set_pin_function(LED_SYSTEM, GPIO_PIN_FUNCTION_OFF);
+
 	USB_DEVICE_INSTANCE_init();
 	FLASH_0_init();
 }

-- 
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Gerrit-Project: osmo-asf4-dfu
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I79f1b769fc9dd7e1a972bacf0928ff46988f0e36
Gerrit-Change-Number: 12503
Gerrit-PatchSet: 1
Gerrit-Owner: Kévin Redon <kredon at sysmocom.de>
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