diff --git a/boards/arm/a1x/pcduino-a10/src/a1x_leds.c b/boards/arm/a1x/pcduino-a10/src/a1x_leds.c
index e0b0e9f46be..1cb373c2953 100644
--- a/boards/arm/a1x/pcduino-a10/src/a1x_leds.c
+++ b/boards/arm/a1x/pcduino-a10/src/a1x_leds.c
@@ -244,7 +244,7 @@ void board_userled(int led, bool ledon)
     }
 }
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_LED1, (ledset & BOARD_LED1) != 0);
   board_userled(BOARD_LED3, (ledset & BOARD_LED3) != 0);
diff --git a/boards/arm/am335x/beaglebone-black/src/am335x_leds.c b/boards/arm/am335x/beaglebone-black/src/am335x_leds.c
index 2f3bb346c78..7a31a6e38b7 100644
--- a/boards/arm/am335x/beaglebone-black/src/am335x_leds.c
+++ b/boards/arm/am335x/beaglebone-black/src/am335x_leds.c
@@ -246,7 +246,7 @@ void board_userled(int led, bool ledon)
     }
 }
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(USER_LED0, (ledset & USER_LED0) != 0);
   board_userled(USER_LED1, (ledset & USER_LED1) != 0);
diff --git a/boards/arm/cxd56xx/spresense/src/cxd56_userleds.c b/boards/arm/cxd56xx/spresense/src/cxd56_userleds.c
index 47142f0c4e4..96238e2ce31 100644
--- a/boards/arm/cxd56xx/spresense/src/cxd56_userleds.c
+++ b/boards/arm/cxd56xx/spresense/src/cxd56_userleds.c
@@ -88,7 +88,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   cxd56_gpio_write(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
   cxd56_gpio_write(GPIO_LED2, (ledset & BOARD_LED2_BIT) != 0);
diff --git a/boards/arm/efm32/efm32-g8xx-stk/src/efm32_userleds.c b/boards/arm/efm32/efm32-g8xx-stk/src/efm32_userleds.c
index e9e66d1ddd1..666bd084b0e 100644
--- a/boards/arm/efm32/efm32-g8xx-stk/src/efm32_userleds.c
+++ b/boards/arm/efm32/efm32-g8xx-stk/src/efm32_userleds.c
@@ -202,7 +202,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   efm32_gpiowrite(GPIO_LED0, (ledset & BOARD_LED0_BIT) != 0);
   efm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
diff --git a/boards/arm/efm32/efm32gg-stk3700/src/efm32_userleds.c b/boards/arm/efm32/efm32gg-stk3700/src/efm32_userleds.c
index 662d8df329d..d5916b080ad 100644
--- a/boards/arm/efm32/efm32gg-stk3700/src/efm32_userleds.c
+++ b/boards/arm/efm32/efm32gg-stk3700/src/efm32_userleds.c
@@ -111,7 +111,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* High illuminates */
 
diff --git a/boards/arm/imx6/sabre-6quad/src/imx_userleds.c b/boards/arm/imx6/sabre-6quad/src/imx_userleds.c
index f45428b426b..f76f761f182 100644
--- a/boards/arm/imx6/sabre-6quad/src/imx_userleds.c
+++ b/boards/arm/imx6/sabre-6quad/src/imx_userleds.c
@@ -79,7 +79,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/imxrt/imxrt1020-evk/src/imxrt_userleds.c b/boards/arm/imxrt/imxrt1020-evk/src/imxrt_userleds.c
index 280d7723808..97f7b95974c 100644
--- a/boards/arm/imxrt/imxrt1020-evk/src/imxrt_userleds.c
+++ b/boards/arm/imxrt/imxrt1020-evk/src/imxrt_userleds.c
@@ -97,7 +97,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/imxrt/imxrt1050-evk/src/imxrt_userleds.c b/boards/arm/imxrt/imxrt1050-evk/src/imxrt_userleds.c
index 0f24022ef0c..c7a569c9de2 100644
--- a/boards/arm/imxrt/imxrt1050-evk/src/imxrt_userleds.c
+++ b/boards/arm/imxrt/imxrt1050-evk/src/imxrt_userleds.c
@@ -90,7 +90,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/imxrt/imxrt1060-evk/src/imxrt_userleds.c b/boards/arm/imxrt/imxrt1060-evk/src/imxrt_userleds.c
index 207859efb27..5e1186879a9 100644
--- a/boards/arm/imxrt/imxrt1060-evk/src/imxrt_userleds.c
+++ b/boards/arm/imxrt/imxrt1060-evk/src/imxrt_userleds.c
@@ -90,7 +90,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/kinetis/freedom-k28f/src/k28_userleds.c b/boards/arm/kinetis/freedom-k28f/src/k28_userleds.c
index 1e22fe61415..e93173ea3b2 100644
--- a/boards/arm/kinetis/freedom-k28f/src/k28_userleds.c
+++ b/boards/arm/kinetis/freedom-k28f/src/k28_userleds.c
@@ -101,7 +101,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/kinetis/freedom-k64f/src/k64_userleds.c b/boards/arm/kinetis/freedom-k64f/src/k64_userleds.c
index e1012098f87..ddc0bf204ef 100644
--- a/boards/arm/kinetis/freedom-k64f/src/k64_userleds.c
+++ b/boards/arm/kinetis/freedom-k64f/src/k64_userleds.c
@@ -100,7 +100,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/kinetis/freedom-k66f/src/k66_userleds.c b/boards/arm/kinetis/freedom-k66f/src/k66_userleds.c
index b53c0ebaf45..c96e883232c 100644
--- a/boards/arm/kinetis/freedom-k66f/src/k66_userleds.c
+++ b/boards/arm/kinetis/freedom-k66f/src/k66_userleds.c
@@ -101,7 +101,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/kinetis/teensy-3.x/src/k20_userleds.c b/boards/arm/kinetis/teensy-3.x/src/k20_userleds.c
index a7904724e73..6c6793a0459 100644
--- a/boards/arm/kinetis/teensy-3.x/src/k20_userleds.c
+++ b/boards/arm/kinetis/teensy-3.x/src/k20_userleds.c
@@ -77,7 +77,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   kinetis_gpiowrite(GPIO_LED, (ledset & BOARD_LED_BIT) != 0);
 }
diff --git a/boards/arm/lpc17xx_40xx/lpc4088-devkit/src/lpc17_40_userleds.c b/boards/arm/lpc17xx_40xx/lpc4088-devkit/src/lpc17_40_userleds.c
index 837b1e0ef4c..d44b7f2567b 100644
--- a/boards/arm/lpc17xx_40xx/lpc4088-devkit/src/lpc17_40_userleds.c
+++ b/boards/arm/lpc17xx_40xx/lpc4088-devkit/src/lpc17_40_userleds.c
@@ -112,7 +112,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc17_40_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   lpc17_40_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/lpc17xx_40xx/lpc4088-quickstart/src/lpc17_40_userleds.c b/boards/arm/lpc17xx_40xx/lpc4088-quickstart/src/lpc17_40_userleds.c
index 674dd177525..87553eb92d7 100644
--- a/boards/arm/lpc17xx_40xx/lpc4088-quickstart/src/lpc17_40_userleds.c
+++ b/boards/arm/lpc17xx_40xx/lpc4088-quickstart/src/lpc17_40_userleds.c
@@ -131,7 +131,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc17_40_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
   lpc17_40_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) != 0);
diff --git a/boards/arm/lpc17xx_40xx/lx_cpu/src/lpc17_40_userleds.c b/boards/arm/lpc17xx_40xx/lx_cpu/src/lpc17_40_userleds.c
index f38120b4523..178f05d3e84 100644
--- a/boards/arm/lpc17xx_40xx/lx_cpu/src/lpc17_40_userleds.c
+++ b/boards/arm/lpc17xx_40xx/lx_cpu/src/lpc17_40_userleds.c
@@ -111,7 +111,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc17_40_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   lpc17_40_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/src/lpc17_40_leds.c b/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/src/lpc17_40_leds.c
index 7a3e704dc83..f51bbe2a861 100644
--- a/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/src/lpc17_40_leds.c
+++ b/boards/arm/lpc17xx_40xx/olimex-lpc1766stk/src/lpc17_40_leds.c
@@ -128,7 +128,7 @@ void board_userled(int led, bool ledon)
  ****************************************************************************/
 
 #ifndef CONFIG_ARCH_LEDS
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc17_40_gpiowrite(LPC1766STK_LED1, (ledset & BOARD_LED1_BIT) == 0);
   lpc17_40_gpiowrite(LPC1766STK_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/lpc17xx_40xx/open1788/src/lpc17_40_userleds.c b/boards/arm/lpc17xx_40xx/open1788/src/lpc17_40_userleds.c
index d04048929c8..3569e4e3ebd 100644
--- a/boards/arm/lpc17xx_40xx/open1788/src/lpc17_40_userleds.c
+++ b/boards/arm/lpc17xx_40xx/open1788/src/lpc17_40_userleds.c
@@ -114,7 +114,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc17_40_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   lpc17_40_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/lpc31xx/olimex-lpc-h3131/src/lpc31_leds.c b/boards/arm/lpc31xx/olimex-lpc-h3131/src/lpc31_leds.c
index 7812f5c1838..7653d261448 100644
--- a/boards/arm/lpc31xx/olimex-lpc-h3131/src/lpc31_leds.c
+++ b/boards/arm/lpc31xx/olimex-lpc-h3131/src/lpc31_leds.c
@@ -210,7 +210,7 @@ void board_userled(int led, bool ledon)
     }
 }
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
 #ifndef CONFIG_ARCH_LEDS
   board_userled(BOARD_LED1, (ledset & BOARD_LED1_BIT) != 0);
diff --git a/boards/arm/lpc43xx/bambino-200e/include/board.h b/boards/arm/lpc43xx/bambino-200e/include/board.h
index 2fa04cb7447..820da5195f3 100644
--- a/boards/arm/lpc43xx/bambino-200e/include/board.h
+++ b/boards/arm/lpc43xx/bambino-200e/include/board.h
@@ -307,7 +307,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
                                       /*     ON            OFF     */
                                       /* LED1   LED2   LED1   LED2 */
diff --git a/boards/arm/lpc43xx/bambino-200e/src/lpc43_autoleds.c b/boards/arm/lpc43xx/bambino-200e/src/lpc43_autoleds.c
index 40c9389fc8e..d96e21d2d6b 100644
--- a/boards/arm/lpc43xx/bambino-200e/src/lpc43_autoleds.c
+++ b/boards/arm/lpc43xx/bambino-200e/src/lpc43_autoleds.c
@@ -85,7 +85,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 /****************************************************************************
diff --git a/boards/arm/lpc43xx/bambino-200e/src/lpc43_userleds.c b/boards/arm/lpc43xx/bambino-200e/src/lpc43_userleds.c
index 01686726286..bf93b5b66eb 100644
--- a/boards/arm/lpc43xx/bambino-200e/src/lpc43_userleds.c
+++ b/boards/arm/lpc43xx/bambino-200e/src/lpc43_userleds.c
@@ -127,7 +127,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc43_gpio_write(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   lpc43_gpio_write(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/lpc43xx/lpc4330-xplorer/include/board.h b/boards/arm/lpc43xx/lpc4330-xplorer/include/board.h
index 85ba4dd8c35..9eb7326c4c0 100644
--- a/boards/arm/lpc43xx/lpc4330-xplorer/include/board.h
+++ b/boards/arm/lpc43xx/lpc4330-xplorer/include/board.h
@@ -294,7 +294,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
                                       /*     ON            OFF     */
                                       /* LED1   LED2   LED1   LED2 */
diff --git a/boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_autoleds.c b/boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_autoleds.c
index ef4d4c327ab..66282523d6a 100644
--- a/boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_autoleds.c
+++ b/boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_autoleds.c
@@ -84,7 +84,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 /****************************************************************************
diff --git a/boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_userleds.c b/boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_userleds.c
index a0902f1d920..5d325e28bed 100644
--- a/boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_userleds.c
+++ b/boards/arm/lpc43xx/lpc4330-xplorer/src/lpc43_userleds.c
@@ -126,7 +126,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc43_gpio_write(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   lpc43_gpio_write(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/lpc43xx/lpc4337-ws/README.txt b/boards/arm/lpc43xx/lpc4337-ws/README.txt
index 72604786ca5..77609a0496d 100644
--- a/boards/arm/lpc43xx/lpc4337-ws/README.txt
+++ b/boards/arm/lpc43xx/lpc4337-ws/README.txt
@@ -341,7 +341,7 @@ LED and Pushbuttons
 
     uint32_t board_userled_initialize(void);
     void board_userled(int led, bool ledon);
-    void board_userled_all(uint8_t ledset);
+    void board_userled_all(uint32_t ledset);
 
   Pushbuttons
   -----------
diff --git a/boards/arm/lpc43xx/lpc4337-ws/include/board.h b/boards/arm/lpc43xx/lpc4337-ws/include/board.h
index e59db0c6cb0..870755d1990 100644
--- a/boards/arm/lpc43xx/lpc4337-ws/include/board.h
+++ b/boards/arm/lpc43xx/lpc4337-ws/include/board.h
@@ -277,7 +277,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
                                       /* LED      */
 #define LED_STARTED                0  /* OFF      */
diff --git a/boards/arm/lpc43xx/lpc4357-evb/README.txt b/boards/arm/lpc43xx/lpc4357-evb/README.txt
index 33d8653c850..fb7a09149f6 100644
--- a/boards/arm/lpc43xx/lpc4357-evb/README.txt
+++ b/boards/arm/lpc43xx/lpc4357-evb/README.txt
@@ -338,7 +338,7 @@ LED and Pushbuttons
 
     uint32_t board_userled_initialize(void);
     void board_userled(int led, bool ledon);
-    void board_userled_all(uint8_t ledset);
+    void board_userled_all(uint32_t ledset);
 
   Pushbuttons
   -----------
diff --git a/boards/arm/lpc43xx/lpc4357-evb/include/board.h b/boards/arm/lpc43xx/lpc4357-evb/include/board.h
index 97d78612b9f..0998a11e547 100644
--- a/boards/arm/lpc43xx/lpc4357-evb/include/board.h
+++ b/boards/arm/lpc43xx/lpc4357-evb/include/board.h
@@ -249,7 +249,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 /* Button definitions *******************************************************/
diff --git a/boards/arm/lpc43xx/lpc4357-evb/src/lpc43_userleds.c b/boards/arm/lpc43xx/lpc4357-evb/src/lpc43_userleds.c
index 208b6bafa9b..db8a528e1b8 100644
--- a/boards/arm/lpc43xx/lpc4357-evb/src/lpc43_userleds.c
+++ b/boards/arm/lpc43xx/lpc4357-evb/src/lpc43_userleds.c
@@ -76,7 +76,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 /****************************************************************************
@@ -136,7 +136,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc43_gpio_write(GPIO_LED, (ledset & BOARD_LED_BIT) == 0);
 }
diff --git a/boards/arm/lpc43xx/lpc4370-link2/README.txt b/boards/arm/lpc43xx/lpc4370-link2/README.txt
index 9e1b2ca1d26..76c5c31358e 100644
--- a/boards/arm/lpc43xx/lpc4370-link2/README.txt
+++ b/boards/arm/lpc43xx/lpc4370-link2/README.txt
@@ -341,7 +341,7 @@ LED and Pushbuttons
 
     uint32_t board_userled_initialize(void);
     void board_userled(int led, bool ledon);
-    void board_userled_all(uint8_t ledset);
+    void board_userled_all(uint32_t ledset);
 
   Pushbuttons
   -----------
diff --git a/boards/arm/lpc43xx/lpc4370-link2/include/board.h b/boards/arm/lpc43xx/lpc4370-link2/include/board.h
index 0eabf5a3491..8d8aaffc6ee 100644
--- a/boards/arm/lpc43xx/lpc4370-link2/include/board.h
+++ b/boards/arm/lpc43xx/lpc4370-link2/include/board.h
@@ -272,7 +272,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
                                        /* LED      */
 #define LED_STARTED                 0  /* OFF      */
diff --git a/boards/arm/lpc43xx/lpc4370-link2/src/lpc43_userleds.c b/boards/arm/lpc43xx/lpc4370-link2/src/lpc43_userleds.c
index eb332e05ec4..2f8759204f2 100644
--- a/boards/arm/lpc43xx/lpc4370-link2/src/lpc43_userleds.c
+++ b/boards/arm/lpc43xx/lpc4370-link2/src/lpc43_userleds.c
@@ -110,7 +110,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   lpc43_gpio_write(GPIO_LED, (ledset & BOARD_LED_BIT) == 0);
 }
diff --git a/boards/arm/lpc54xx/lpcxpresso-lpc54628/src/lpc54_userleds.c b/boards/arm/lpc54xx/lpcxpresso-lpc54628/src/lpc54_userleds.c
index 510e26ae994..3ededd1e185 100644
--- a/boards/arm/lpc54xx/lpcxpresso-lpc54628/src/lpc54_userleds.c
+++ b/boards/arm/lpc54xx/lpcxpresso-lpc54628/src/lpc54_userleds.c
@@ -100,7 +100,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/max326xx/max32660-evsys/src/max326_userleds.c b/boards/arm/max326xx/max32660-evsys/src/max326_userleds.c
index a71fd29c526..8fd744ca58f 100644
--- a/boards/arm/max326xx/max32660-evsys/src/max326_userleds.c
+++ b/boards/arm/max326xx/max32660-evsys/src/max326_userleds.c
@@ -80,7 +80,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/nrf52/nrf52-feather/README.txt b/boards/arm/nrf52/nrf52-feather/README.txt
index 904ca4ebe8f..5bdc43ecbdf 100644
--- a/boards/arm/nrf52/nrf52-feather/README.txt
+++ b/boards/arm/nrf52/nrf52-feather/README.txt
@@ -93,4 +93,4 @@ Where <subdir> is one of the following:
 
     uint32_t board_userled_initialize(void);
     void board_userled(int led, bool ledon);
-    void board_userled_all(uint8_t ledset);
+    void board_userled_all(uint32_t ledset);
diff --git a/boards/arm/nrf52/nrf52-feather/include/board.h b/boards/arm/nrf52/nrf52-feather/include/board.h
index 4a7837af5c6..92fb63acb6e 100644
--- a/boards/arm/nrf52/nrf52-feather/include/board.h
+++ b/boards/arm/nrf52/nrf52-feather/include/board.h
@@ -90,7 +90,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 /* Button definitions *******************************************************/
diff --git a/boards/arm/nrf52/nrf52-feather/src/nrf52_userleds.c b/boards/arm/nrf52/nrf52-feather/src/nrf52_userleds.c
index 351d7bb5332..be5f51a932b 100644
--- a/boards/arm/nrf52/nrf52-feather/src/nrf52_userleds.c
+++ b/boards/arm/nrf52/nrf52-feather/src/nrf52_userleds.c
@@ -65,7 +65,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 #define LED_ON 1
@@ -144,7 +144,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/nrf52/nrf52832-dk/README.txt b/boards/arm/nrf52/nrf52832-dk/README.txt
index b166a9b9bf7..d04221ca102 100644
--- a/boards/arm/nrf52/nrf52832-dk/README.txt
+++ b/boards/arm/nrf52/nrf52832-dk/README.txt
@@ -104,4 +104,4 @@ Where <subdir> is one of the following:
 
     uint32_t board_userled_initialize(void);
     void board_userled(int led, bool ledon);
-    void board_userled_all(uint8_t ledset);
+    void board_userled_all(uint32_t ledset);
diff --git a/boards/arm/nrf52/nrf52832-dk/include/board.h b/boards/arm/nrf52/nrf52832-dk/include/board.h
index f7fb5677ae2..3287db662c4 100644
--- a/boards/arm/nrf52/nrf52832-dk/include/board.h
+++ b/boards/arm/nrf52/nrf52832-dk/include/board.h
@@ -94,7 +94,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 /* Button definitions *******************************************************/
diff --git a/boards/arm/nrf52/nrf52832-dk/src/nrf52_userleds.c b/boards/arm/nrf52/nrf52832-dk/src/nrf52_userleds.c
index 6b0e1fa1cab..09eb6557263 100644
--- a/boards/arm/nrf52/nrf52832-dk/src/nrf52_userleds.c
+++ b/boards/arm/nrf52/nrf52832-dk/src/nrf52_userleds.c
@@ -65,7 +65,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 #define LED_ON 0
@@ -150,7 +150,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/nrf52/nrf52840-dk/include/board.h b/boards/arm/nrf52/nrf52840-dk/include/board.h
index 425d93b6b2a..4316ddff721 100644
--- a/boards/arm/nrf52/nrf52840-dk/include/board.h
+++ b/boards/arm/nrf52/nrf52840-dk/include/board.h
@@ -94,7 +94,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 /* Button definitions *******************************************************/
diff --git a/boards/arm/nrf52/nrf52840-dk/src/nrf52_userleds.c b/boards/arm/nrf52/nrf52840-dk/src/nrf52_userleds.c
index 68e0fa8f8ae..2cbebbcedb2 100644
--- a/boards/arm/nrf52/nrf52840-dk/src/nrf52_userleds.c
+++ b/boards/arm/nrf52/nrf52840-dk/src/nrf52_userleds.c
@@ -65,7 +65,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 #define LED_ON 0
@@ -150,7 +150,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/nrf52/nrf52840-dongle/include/board.h b/boards/arm/nrf52/nrf52840-dongle/include/board.h
index 5c22d7f9473..71721bc9614 100644
--- a/boards/arm/nrf52/nrf52840-dongle/include/board.h
+++ b/boards/arm/nrf52/nrf52840-dongle/include/board.h
@@ -88,7 +88,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 /* Button definitions *******************************************************/
diff --git a/boards/arm/nrf52/nrf52840-dongle/src/nrf52_userleds.c b/boards/arm/nrf52/nrf52840-dongle/src/nrf52_userleds.c
index 0d319a5f0b9..ed7791538b2 100644
--- a/boards/arm/nrf52/nrf52840-dongle/src/nrf52_userleds.c
+++ b/boards/arm/nrf52/nrf52840-dongle/src/nrf52_userleds.c
@@ -65,7 +65,7 @@
  *
  *  uint32_t board_userled_initialize(void);
  *  void board_userled(int led, bool ledon);
- *  void board_userled_all(uint8_t ledset);
+ *  void board_userled_all(uint32_t ledset);
  */
 
 #define LED_ON 0
@@ -150,7 +150,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/s32k1xx/rddrone-uavcan144/src/s32k1xx_userleds.c b/boards/arm/s32k1xx/rddrone-uavcan144/src/s32k1xx_userleds.c
index f9702021b20..c4ecbfefc91 100644
--- a/boards/arm/s32k1xx/rddrone-uavcan144/src/s32k1xx_userleds.c
+++ b/boards/arm/s32k1xx/rddrone-uavcan144/src/s32k1xx_userleds.c
@@ -105,7 +105,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/s32k1xx/rddrone-uavcan146/src/s32k1xx_userleds.c b/boards/arm/s32k1xx/rddrone-uavcan146/src/s32k1xx_userleds.c
index f871a37efcf..86a500d8314 100644
--- a/boards/arm/s32k1xx/rddrone-uavcan146/src/s32k1xx_userleds.c
+++ b/boards/arm/s32k1xx/rddrone-uavcan146/src/s32k1xx_userleds.c
@@ -105,7 +105,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/s32k1xx/s32k118evb/src/s32k1xx_userleds.c b/boards/arm/s32k1xx/s32k118evb/src/s32k1xx_userleds.c
index 19da03c0729..a8ff5a26204 100644
--- a/boards/arm/s32k1xx/s32k118evb/src/s32k1xx_userleds.c
+++ b/boards/arm/s32k1xx/s32k118evb/src/s32k1xx_userleds.c
@@ -105,7 +105,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/s32k1xx/s32k144evb/src/s32k1xx_userleds.c b/boards/arm/s32k1xx/s32k144evb/src/s32k1xx_userleds.c
index 760130aa35f..4bb051aadcd 100644
--- a/boards/arm/s32k1xx/s32k144evb/src/s32k1xx_userleds.c
+++ b/boards/arm/s32k1xx/s32k144evb/src/s32k1xx_userleds.c
@@ -105,7 +105,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/s32k1xx/s32k146evb/src/s32k1xx_userleds.c b/boards/arm/s32k1xx/s32k146evb/src/s32k1xx_userleds.c
index 25f931902d2..08ee8da2f58 100644
--- a/boards/arm/s32k1xx/s32k146evb/src/s32k1xx_userleds.c
+++ b/boards/arm/s32k1xx/s32k146evb/src/s32k1xx_userleds.c
@@ -105,7 +105,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/s32k1xx/s32k148evb/src/s32k1xx_userleds.c b/boards/arm/s32k1xx/s32k148evb/src/s32k1xx_userleds.c
index 26cc6c4e71f..1beb2912e04 100644
--- a/boards/arm/s32k1xx/s32k148evb/src/s32k1xx_userleds.c
+++ b/boards/arm/s32k1xx/s32k148evb/src/s32k1xx_userleds.c
@@ -105,7 +105,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/sam34/arduino-due/src/sam_userleds.c b/boards/arm/sam34/arduino-due/src/sam_userleds.c
index 90ec5622ed1..252a1b83601 100644
--- a/boards/arm/sam34/arduino-due/src/sam_userleds.c
+++ b/boards/arm/sam34/arduino-due/src/sam_userleds.c
@@ -103,7 +103,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/sam34/flipnclick-sam3x/src/sam_userleds.c b/boards/arm/sam34/flipnclick-sam3x/src/sam_userleds.c
index aca62e62aac..a72848e7d28 100644
--- a/boards/arm/sam34/flipnclick-sam3x/src/sam_userleds.c
+++ b/boards/arm/sam34/flipnclick-sam3x/src/sam_userleds.c
@@ -131,7 +131,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/sam34/sam4l-xplained/src/sam_userleds.c b/boards/arm/sam34/sam4l-xplained/src/sam_userleds.c
index 6c28190d5e4..575ed8021d3 100644
--- a/boards/arm/sam34/sam4l-xplained/src/sam_userleds.c
+++ b/boards/arm/sam34/sam4l-xplained/src/sam_userleds.c
@@ -112,7 +112,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_LED0, (ledset & BOARD_LED0_BIT) != 0);
 }
diff --git a/boards/arm/sam34/sam4s-xplained-pro/src/sam_userleds.c b/boards/arm/sam34/sam4s-xplained-pro/src/sam_userleds.c
index 1da8e97dc0b..a3d891e1d2a 100644
--- a/boards/arm/sam34/sam4s-xplained-pro/src/sam_userleds.c
+++ b/boards/arm/sam34/sam4s-xplained-pro/src/sam_userleds.c
@@ -84,7 +84,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   sam_gpiowrite(GPIO_D301, (ledset & BOARD_D301_BIT) ? LED_D301_ON : LED_D301_OFF);
 }
diff --git a/boards/arm/sam34/sam4s-xplained/src/sam_userleds.c b/boards/arm/sam34/sam4s-xplained/src/sam_userleds.c
index dbbb99ab1ae..611b3bc571b 100644
--- a/boards/arm/sam34/sam4s-xplained/src/sam_userleds.c
+++ b/boards/arm/sam34/sam4s-xplained/src/sam_userleds.c
@@ -96,7 +96,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/sama5/sama5d2-xult/src/sam_userleds.c b/boards/arm/sama5/sama5d2-xult/src/sam_userleds.c
index 9732022d076..bf9d1780459 100644
--- a/boards/arm/sama5/sama5d2-xult/src/sam_userleds.c
+++ b/boards/arm/sama5/sama5d2-xult/src/sam_userleds.c
@@ -99,7 +99,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/sama5/sama5d3-xplained/src/sam_userleds.c b/boards/arm/sama5/sama5d3-xplained/src/sam_userleds.c
index 10d0107b87f..3fdb6430074 100644
--- a/boards/arm/sama5/sama5d3-xplained/src/sam_userleds.c
+++ b/boards/arm/sama5/sama5d3-xplained/src/sam_userleds.c
@@ -113,7 +113,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/sama5/sama5d3x-ek/src/sam_userleds.c b/boards/arm/sama5/sama5d3x-ek/src/sam_userleds.c
index 7ac36316836..f940d1f058e 100644
--- a/boards/arm/sama5/sama5d3x-ek/src/sam_userleds.c
+++ b/boards/arm/sama5/sama5d3x-ek/src/sam_userleds.c
@@ -117,7 +117,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/sama5/sama5d4-ek/src/sam_userleds.c b/boards/arm/sama5/sama5d4-ek/src/sam_userleds.c
index 2a1e3e874c2..eefdabe529c 100644
--- a/boards/arm/sama5/sama5d4-ek/src/sam_userleds.c
+++ b/boards/arm/sama5/sama5d4-ek/src/sam_userleds.c
@@ -120,7 +120,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/samd2l2/arduino-m0/src/sam_userleds.c b/boards/arm/samd2l2/arduino-m0/src/sam_userleds.c
index c208c6db54c..50979b22f22 100644
--- a/boards/arm/samd2l2/arduino-m0/src/sam_userleds.c
+++ b/boards/arm/samd2l2/arduino-m0/src/sam_userleds.c
@@ -111,7 +111,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_STATUS_LED, (ledset & BOARD_STATUS_LED_BIT) != 0);
 }
diff --git a/boards/arm/samd2l2/samd20-xplained/src/sam_userleds.c b/boards/arm/samd2l2/samd20-xplained/src/sam_userleds.c
index 5e4eb3f1fd4..f6056e5b62f 100644
--- a/boards/arm/samd2l2/samd20-xplained/src/sam_userleds.c
+++ b/boards/arm/samd2l2/samd20-xplained/src/sam_userleds.c
@@ -114,7 +114,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_STATUS_LED, (ledset & BOARD_STATUS_LED_BIT) != 0);
 }
diff --git a/boards/arm/samd2l2/samd21-xplained/src/sam_userleds.c b/boards/arm/samd2l2/samd21-xplained/src/sam_userleds.c
index 3a110451dce..c1c0109722e 100644
--- a/boards/arm/samd2l2/samd21-xplained/src/sam_userleds.c
+++ b/boards/arm/samd2l2/samd21-xplained/src/sam_userleds.c
@@ -114,7 +114,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_STATUS_LED, (ledset & BOARD_STATUS_LED_BIT) != 0);
 }
diff --git a/boards/arm/samd2l2/saml21-xplained/src/sam_userleds.c b/boards/arm/samd2l2/saml21-xplained/src/sam_userleds.c
index 98c0c0b15a0..36532ee0dfd 100644
--- a/boards/arm/samd2l2/saml21-xplained/src/sam_userleds.c
+++ b/boards/arm/samd2l2/saml21-xplained/src/sam_userleds.c
@@ -114,7 +114,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_STATUS_LED, (ledset & BOARD_STATUS_LED_BIT) != 0);
 }
diff --git a/boards/arm/samd5e5/metro-m4/src/sam_userleds.c b/boards/arm/samd5e5/metro-m4/src/sam_userleds.c
index 87ffdbe6642..b24f4bd738e 100644
--- a/boards/arm/samd5e5/metro-m4/src/sam_userleds.c
+++ b/boards/arm/samd5e5/metro-m4/src/sam_userleds.c
@@ -204,7 +204,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_STATUS_LED, (ledset & BOARD_STATUS_LED_BIT) != 0);
 }
diff --git a/boards/arm/samd5e5/same54-xplained-pro/src/sam_userleds.c b/boards/arm/samd5e5/same54-xplained-pro/src/sam_userleds.c
index 383bc6eb8c8..254f173e9c7 100644
--- a/boards/arm/samd5e5/same54-xplained-pro/src/sam_userleds.c
+++ b/boards/arm/samd5e5/same54-xplained-pro/src/sam_userleds.c
@@ -201,7 +201,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_STATUS_LED, (ledset & BOARD_STATUS_LED_BIT) != 0);
 }
diff --git a/boards/arm/samv7/same70-xplained/src/sam_userleds.c b/boards/arm/samv7/same70-xplained/src/sam_userleds.c
index d677665de4a..5be3348c9b5 100644
--- a/boards/arm/samv7/same70-xplained/src/sam_userleds.c
+++ b/boards/arm/samv7/same70-xplained/src/sam_userleds.c
@@ -88,7 +88,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/samv7/samv71-xult/src/sam_userleds.c b/boards/arm/samv7/samv71-xult/src/sam_userleds.c
index 7fd6304125f..27cb6ac1a77 100644
--- a/boards/arm/samv7/samv71-xult/src/sam_userleds.c
+++ b/boards/arm/samv7/samv71-xult/src/sam_userleds.c
@@ -101,7 +101,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/stm32/axoloti/src/stm32_userleds.c b/boards/arm/stm32/axoloti/src/stm32_userleds.c
index 0c8f29dec7e..fc15d815c53 100644
--- a/boards/arm/stm32/axoloti/src/stm32_userleds.c
+++ b/boards/arm/stm32/axoloti/src/stm32_userleds.c
@@ -100,7 +100,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/stm32/b-g474e-dpow1/src/stm32_userleds.c b/boards/arm/stm32/b-g474e-dpow1/src/stm32_userleds.c
index 697eabd5f41..868f22eea45 100644
--- a/boards/arm/stm32/b-g474e-dpow1/src/stm32_userleds.c
+++ b/boards/arm/stm32/b-g474e-dpow1/src/stm32_userleds.c
@@ -111,7 +111,7 @@ void board_userled(int led, bool ledon)
  *           BOARD_LED4_BIT.
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) != 0);
diff --git a/boards/arm/stm32/clicker2-stm32/src/stm32_userleds.c b/boards/arm/stm32/clicker2-stm32/src/stm32_userleds.c
index db2857c57cf..1e86ff7b773 100644
--- a/boards/arm/stm32/clicker2-stm32/src/stm32_userleds.c
+++ b/boards/arm/stm32/clicker2-stm32/src/stm32_userleds.c
@@ -89,7 +89,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) != 0);
diff --git a/boards/arm/stm32/cloudctrl/src/stm32_userleds.c b/boards/arm/stm32/cloudctrl/src/stm32_userleds.c
index d43c703bbbb..4cd776b4a8e 100644
--- a/boards/arm/stm32/cloudctrl/src/stm32_userleds.c
+++ b/boards/arm/stm32/cloudctrl/src/stm32_userleds.c
@@ -99,7 +99,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/stm32/fire-stm32v2/src/stm32_userleds.c b/boards/arm/stm32/fire-stm32v2/src/stm32_userleds.c
index abfaf7b0857..352e7594953 100644
--- a/boards/arm/stm32/fire-stm32v2/src/stm32_userleds.c
+++ b/boards/arm/stm32/fire-stm32v2/src/stm32_userleds.c
@@ -107,7 +107,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/stm32/nucleo-f103rb/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f103rb/src/stm32_userleds.c
index df1c51f9e7d..139979c8589 100644
--- a/boards/arm/stm32/nucleo-f103rb/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f103rb/src/stm32_userleds.c
@@ -82,7 +82,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
 }
diff --git a/boards/arm/stm32/nucleo-f207zg/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f207zg/src/stm32_userleds.c
index 4caa275ec2c..2859ebfe21c 100644
--- a/boards/arm/stm32/nucleo-f207zg/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f207zg/src/stm32_userleds.c
@@ -129,7 +129,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/stm32/nucleo-f302r8/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f302r8/src/stm32_userleds.c
index e3f38a8ed45..1b10ff75725 100644
--- a/boards/arm/stm32/nucleo-f302r8/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f302r8/src/stm32_userleds.c
@@ -82,7 +82,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
 }
diff --git a/boards/arm/stm32/nucleo-f303re/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f303re/src/stm32_userleds.c
index f250416260d..e7c8fa0efb1 100644
--- a/boards/arm/stm32/nucleo-f303re/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f303re/src/stm32_userleds.c
@@ -84,7 +84,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
 }
diff --git a/boards/arm/stm32/nucleo-f303ze/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f303ze/src/stm32_userleds.c
index f5bf3cb6fc7..89525b3c105 100644
--- a/boards/arm/stm32/nucleo-f303ze/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f303ze/src/stm32_userleds.c
@@ -129,7 +129,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/stm32/nucleo-f410rb/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f410rb/src/stm32_userleds.c
index bf23b08bf84..a9ab1b880e2 100644
--- a/boards/arm/stm32/nucleo-f410rb/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f410rb/src/stm32_userleds.c
@@ -192,7 +192,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LD2, (ledset & BOARD_LD2_BIT) != 0);
 }
diff --git a/boards/arm/stm32/nucleo-f429zi/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f429zi/src/stm32_userleds.c
index 4ea1a5bce7a..c96ee43d432 100644
--- a/boards/arm/stm32/nucleo-f429zi/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f429zi/src/stm32_userleds.c
@@ -115,7 +115,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/stm32/nucleo-f446re/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f446re/src/stm32_userleds.c
index a3a510c4013..2f8ef5ee572 100644
--- a/boards/arm/stm32/nucleo-f446re/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f446re/src/stm32_userleds.c
@@ -192,7 +192,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LD2, (ledset & BOARD_LD2_BIT) != 0);
 }
diff --git a/boards/arm/stm32/nucleo-f4x1re/src/stm32_userleds.c b/boards/arm/stm32/nucleo-f4x1re/src/stm32_userleds.c
index ad7bbfe4f3c..ab11c513ac4 100644
--- a/boards/arm/stm32/nucleo-f4x1re/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-f4x1re/src/stm32_userleds.c
@@ -193,7 +193,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LD2, (ledset & BOARD_LD2_BIT) != 0);
 }
diff --git a/boards/arm/stm32/nucleo-l152re/src/stm32_userleds.c b/boards/arm/stm32/nucleo-l152re/src/stm32_userleds.c
index af2611a24a1..efdbb60aa8e 100644
--- a/boards/arm/stm32/nucleo-l152re/src/stm32_userleds.c
+++ b/boards/arm/stm32/nucleo-l152re/src/stm32_userleds.c
@@ -82,7 +82,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
 }
diff --git a/boards/arm/stm32/olimex-stm32-e407/src/stm32_userleds.c b/boards/arm/stm32/olimex-stm32-e407/src/stm32_userleds.c
index b74fbe6c8e7..deb4cdedf72 100644
--- a/boards/arm/stm32/olimex-stm32-e407/src/stm32_userleds.c
+++ b/boards/arm/stm32/olimex-stm32-e407/src/stm32_userleds.c
@@ -99,7 +99,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED_STATUS, (ledset & BOARD_LED1_BIT) != 0);
 }
diff --git a/boards/arm/stm32/olimex-stm32-h405/src/stm32_userleds.c b/boards/arm/stm32/olimex-stm32-h405/src/stm32_userleds.c
index de10bfb2be7..6b5538bcf16 100644
--- a/boards/arm/stm32/olimex-stm32-h405/src/stm32_userleds.c
+++ b/boards/arm/stm32/olimex-stm32-h405/src/stm32_userleds.c
@@ -90,7 +90,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED_STATUS, (ledset & BOARD_LED1_BIT) != 0);
 }
diff --git a/boards/arm/stm32/olimex-stm32-h407/src/stm32_userleds.c b/boards/arm/stm32/olimex-stm32-h407/src/stm32_userleds.c
index ff318afadc3..e3f4da27583 100644
--- a/boards/arm/stm32/olimex-stm32-h407/src/stm32_userleds.c
+++ b/boards/arm/stm32/olimex-stm32-h407/src/stm32_userleds.c
@@ -95,7 +95,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED_STATUS, (ledset & BOARD_LED1_BIT) != 0);
 }
diff --git a/boards/arm/stm32/olimex-stm32-p207/src/stm32_userleds.c b/boards/arm/stm32/olimex-stm32-p207/src/stm32_userleds.c
index 1aa388462f0..7390c77cecb 100644
--- a/boards/arm/stm32/olimex-stm32-p207/src/stm32_userleds.c
+++ b/boards/arm/stm32/olimex-stm32-p207/src/stm32_userleds.c
@@ -105,7 +105,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) != 0);
diff --git a/boards/arm/stm32/olimex-stm32-p407/src/stm32_userleds.c b/boards/arm/stm32/olimex-stm32-p407/src/stm32_userleds.c
index 171e06d3909..a432ab62812 100644
--- a/boards/arm/stm32/olimex-stm32-p407/src/stm32_userleds.c
+++ b/boards/arm/stm32/olimex-stm32-p407/src/stm32_userleds.c
@@ -105,7 +105,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) != 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) != 0);
diff --git a/boards/arm/stm32/olimexino-stm32/src/stm32_leds.c b/boards/arm/stm32/olimexino-stm32/src/stm32_leds.c
index f7dae108338..e9ff885a3a8 100644
--- a/boards/arm/stm32/olimexino-stm32/src/stm32_leds.c
+++ b/boards/arm/stm32/olimexino-stm32/src/stm32_leds.c
@@ -122,7 +122,7 @@ void board_userled(int led, bool ledon)
  ****************************************************************************/
 
 #ifndef CONFIG_ARCH_LEDS
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED_GREEN, (ledset & BOARD_LED_YELLOW_BIT) == 0);
   stm32_gpiowrite(GPIO_LED_YELLOW, (ledset & BOARD_LED_YELLOW_BIT) == 0);
diff --git a/boards/arm/stm32/omnibusf4/src/stm32_userleds.c b/boards/arm/stm32/omnibusf4/src/stm32_userleds.c
index facd13f2271..b3926cf08a1 100644
--- a/boards/arm/stm32/omnibusf4/src/stm32_userleds.c
+++ b/boards/arm/stm32/omnibusf4/src/stm32_userleds.c
@@ -210,7 +210,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   for (unsigned wled = 0; wled < BOARD_NLEDS; wled++)
     {
diff --git a/boards/arm/stm32/photon/src/stm32_userleds.c b/boards/arm/stm32/photon/src/stm32_userleds.c
index 6c0bbce19cb..3a797f68e36 100644
--- a/boards/arm/stm32/photon/src/stm32_userleds.c
+++ b/boards/arm/stm32/photon/src/stm32_userleds.c
@@ -79,7 +79,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, !!(ledset & BOARD_LED1_BIT));
 }
diff --git a/boards/arm/stm32/shenzhou/src/stm32_userleds.c b/boards/arm/stm32/shenzhou/src/stm32_userleds.c
index 97a4ea84588..de107a91573 100644
--- a/boards/arm/stm32/shenzhou/src/stm32_userleds.c
+++ b/boards/arm/stm32/shenzhou/src/stm32_userleds.c
@@ -98,7 +98,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/stm32/stm3220g-eval/src/stm32_userleds.c b/boards/arm/stm32/stm3220g-eval/src/stm32_userleds.c
index 63f83afd116..9e75db4da68 100644
--- a/boards/arm/stm32/stm3220g-eval/src/stm32_userleds.c
+++ b/boards/arm/stm32/stm3220g-eval/src/stm32_userleds.c
@@ -98,7 +98,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/stm32/stm3240g-eval/src/stm32_userleds.c b/boards/arm/stm32/stm3240g-eval/src/stm32_userleds.c
index df629be4789..c204c4fca90 100644
--- a/boards/arm/stm32/stm3240g-eval/src/stm32_userleds.c
+++ b/boards/arm/stm32/stm3240g-eval/src/stm32_userleds.c
@@ -98,7 +98,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/stm32/stm32butterfly2/src/stm32_leds.c b/boards/arm/stm32/stm32butterfly2/src/stm32_leds.c
index 02a5cfc04cd..5fbe3b418a9 100644
--- a/boards/arm/stm32/stm32butterfly2/src/stm32_leds.c
+++ b/boards/arm/stm32/stm32butterfly2/src/stm32_leds.c
@@ -257,7 +257,7 @@ void board_userled(int led, bool ledon)
  *   ledset - Led bits to be set on or off
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
 #ifdef CONFIG_ARCH_LEDS
   led_state(LED_ON, ledset & ~BOARD_LED4_BIT);
diff --git a/boards/arm/stm32/stm32f103-minimum/src/stm32_userleds.c b/boards/arm/stm32/stm32f103-minimum/src/stm32_userleds.c
index 29ea278ff3e..2219cba0a26 100644
--- a/boards/arm/stm32/stm32f103-minimum/src/stm32_userleds.c
+++ b/boards/arm/stm32/stm32f103-minimum/src/stm32_userleds.c
@@ -99,7 +99,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/stm32/stm32f3discovery/src/stm32_userleds.c b/boards/arm/stm32/stm32f3discovery/src/stm32_userleds.c
index 06ca5322bc7..2bea2d64c6e 100644
--- a/boards/arm/stm32/stm32f3discovery/src/stm32_userleds.c
+++ b/boards/arm/stm32/stm32f3discovery/src/stm32_userleds.c
@@ -100,7 +100,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/stm32/stm32f429i-disco/src/stm32_userleds.c b/boards/arm/stm32/stm32f429i-disco/src/stm32_userleds.c
index 202bc190a8b..fafaf63a102 100644
--- a/boards/arm/stm32/stm32f429i-disco/src/stm32_userleds.c
+++ b/boards/arm/stm32/stm32f429i-disco/src/stm32_userleds.c
@@ -204,7 +204,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/stm32/stm32f4discovery/src/stm32_userleds.c b/boards/arm/stm32/stm32f4discovery/src/stm32_userleds.c
index bf75046c3a0..47e07fc8e06 100644
--- a/boards/arm/stm32/stm32f4discovery/src/stm32_userleds.c
+++ b/boards/arm/stm32/stm32f4discovery/src/stm32_userleds.c
@@ -208,7 +208,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
   stm32_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
diff --git a/boards/arm/stm32/stm32ldiscovery/src/stm32_userleds.c b/boards/arm/stm32/stm32ldiscovery/src/stm32_userleds.c
index d2d5d0ea852..6bcf814e2a9 100644
--- a/boards/arm/stm32/stm32ldiscovery/src/stm32_userleds.c
+++ b/boards/arm/stm32/stm32ldiscovery/src/stm32_userleds.c
@@ -96,7 +96,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/stm32/viewtool-stm32f107/src/stm32_leds.c b/boards/arm/stm32/viewtool-stm32f107/src/stm32_leds.c
index 7dbb1dd4902..e3d4556b527 100644
--- a/boards/arm/stm32/viewtool-stm32f107/src/stm32_leds.c
+++ b/boards/arm/stm32/viewtool-stm32f107/src/stm32_leds.c
@@ -281,7 +281,7 @@ void board_userled(int led, bool ledon)
   stm32_gpiowrite(pinset, !ledon);
 }
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
 #ifdef CONFIG_ARCH_LEDS
   led_onbits(ledset & ~BOARD_LED4_BIT);
diff --git a/boards/arm/stm32f0l0g0/nucleo-f072rb/src/stm32_userleds.c b/boards/arm/stm32f0l0g0/nucleo-f072rb/src/stm32_userleds.c
index 7e1162f1b29..b9214813a87 100644
--- a/boards/arm/stm32f0l0g0/nucleo-f072rb/src/stm32_userleds.c
+++ b/boards/arm/stm32f0l0g0/nucleo-f072rb/src/stm32_userleds.c
@@ -192,7 +192,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LD2, (ledset & BOARD_LD2_BIT) != 0);
 }
diff --git a/boards/arm/stm32f0l0g0/nucleo-f091rc/src/stm32_userleds.c b/boards/arm/stm32f0l0g0/nucleo-f091rc/src/stm32_userleds.c
index efca09f70ca..e17cf20e6b8 100644
--- a/boards/arm/stm32f0l0g0/nucleo-f091rc/src/stm32_userleds.c
+++ b/boards/arm/stm32f0l0g0/nucleo-f091rc/src/stm32_userleds.c
@@ -192,7 +192,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LD2, (ledset & BOARD_LD2_BIT) != 0);
 }
diff --git a/boards/arm/stm32f0l0g0/stm32f051-discovery/src/stm32_userleds.c b/boards/arm/stm32f0l0g0/stm32f051-discovery/src/stm32_userleds.c
index 36c751f1a00..83c382a36f6 100644
--- a/boards/arm/stm32f0l0g0/stm32f051-discovery/src/stm32_userleds.c
+++ b/boards/arm/stm32f0l0g0/stm32f051-discovery/src/stm32_userleds.c
@@ -97,7 +97,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/stm32f0l0g0/stm32f072-discovery/src/stm32_userleds.c b/boards/arm/stm32f0l0g0/stm32f072-discovery/src/stm32_userleds.c
index 9704ae3b7a5..44da8195cca 100644
--- a/boards/arm/stm32f0l0g0/stm32f072-discovery/src/stm32_userleds.c
+++ b/boards/arm/stm32f0l0g0/stm32f072-discovery/src/stm32_userleds.c
@@ -107,7 +107,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/stm32f7/nucleo-144/src/stm32_userleds.c b/boards/arm/stm32f7/nucleo-144/src/stm32_userleds.c
index abd60ab090b..8f968b39585 100644
--- a/boards/arm/stm32f7/nucleo-144/src/stm32_userleds.c
+++ b/boards/arm/stm32f7/nucleo-144/src/stm32_userleds.c
@@ -131,7 +131,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/stm32f7/stm32f746g-disco/src/stm32_userleds.c b/boards/arm/stm32f7/stm32f746g-disco/src/stm32_userleds.c
index e93d22d742a..eac65b950ac 100644
--- a/boards/arm/stm32f7/stm32f746g-disco/src/stm32_userleds.c
+++ b/boards/arm/stm32f7/stm32f746g-disco/src/stm32_userleds.c
@@ -97,7 +97,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LD1, (ledset & BOARD_STATUS_LED_BIT) != 0);
 }
diff --git a/boards/arm/stm32f7/stm32f769i-disco/src/stm32_userleds.c b/boards/arm/stm32f7/stm32f769i-disco/src/stm32_userleds.c
index 1cbd137c824..e61e261289d 100644
--- a/boards/arm/stm32f7/stm32f769i-disco/src/stm32_userleds.c
+++ b/boards/arm/stm32f7/stm32f769i-disco/src/stm32_userleds.c
@@ -97,7 +97,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32_gpiowrite(GPIO_LD3, (ledset & BOARD_STATUS_LED_BIT) != 0);
 }
diff --git a/boards/arm/stm32h7/nucleo-h743zi/src/stm32_userleds.c b/boards/arm/stm32h7/nucleo-h743zi/src/stm32_userleds.c
index d6db8b6b6ca..e0273e3af35 100644
--- a/boards/arm/stm32h7/nucleo-h743zi/src/stm32_userleds.c
+++ b/boards/arm/stm32h7/nucleo-h743zi/src/stm32_userleds.c
@@ -129,7 +129,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/stm32h7/stm32h747i-disco/src/stm32_userleds.c b/boards/arm/stm32h7/stm32h747i-disco/src/stm32_userleds.c
index 643d9e0b259..df8e6138cd9 100644
--- a/boards/arm/stm32h7/stm32h747i-disco/src/stm32_userleds.c
+++ b/boards/arm/stm32h7/stm32h747i-disco/src/stm32_userleds.c
@@ -132,7 +132,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Active Low */
 
diff --git a/boards/arm/stm32l4/b-l475e-iot01a/src/stm32_userleds.c b/boards/arm/stm32l4/b-l475e-iot01a/src/stm32_userleds.c
index 4dca88f786c..299f8b740a8 100644
--- a/boards/arm/stm32l4/b-l475e-iot01a/src/stm32_userleds.c
+++ b/boards/arm/stm32l4/b-l475e-iot01a/src/stm32_userleds.c
@@ -84,7 +84,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32l4_gpiowrite(GPIO_LED1, !!(ledset & BOARD_LED1_BIT));
   stm32l4_gpiowrite(GPIO_LED2, !!(ledset & BOARD_LED2_BIT));
diff --git a/boards/arm/stm32l4/nucleo-l432kc/src/stm32_userleds.c b/boards/arm/stm32l4/nucleo-l432kc/src/stm32_userleds.c
index 495d777fb34..7b8ff979a95 100644
--- a/boards/arm/stm32l4/nucleo-l432kc/src/stm32_userleds.c
+++ b/boards/arm/stm32l4/nucleo-l432kc/src/stm32_userleds.c
@@ -192,7 +192,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32l4_gpiowrite(GPIO_LD3, (ledset & BOARD_LD3_BIT) != 0);
 }
diff --git a/boards/arm/stm32l4/nucleo-l452re/src/stm32_userleds.c b/boards/arm/stm32l4/nucleo-l452re/src/stm32_userleds.c
index 637dc6c681d..3c3da2ca84b 100644
--- a/boards/arm/stm32l4/nucleo-l452re/src/stm32_userleds.c
+++ b/boards/arm/stm32l4/nucleo-l452re/src/stm32_userleds.c
@@ -193,7 +193,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32l4_gpiowrite(GPIO_LD2, (ledset & BOARD_LD2_BIT) != 0);
 }
diff --git a/boards/arm/stm32l4/nucleo-l476rg/src/stm32_userleds.c b/boards/arm/stm32l4/nucleo-l476rg/src/stm32_userleds.c
index ffc07629678..0fb69c015cb 100644
--- a/boards/arm/stm32l4/nucleo-l476rg/src/stm32_userleds.c
+++ b/boards/arm/stm32l4/nucleo-l476rg/src/stm32_userleds.c
@@ -192,7 +192,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32l4_gpiowrite(GPIO_LD2, (ledset & BOARD_LD2_BIT) != 0);
 }
diff --git a/boards/arm/stm32l4/nucleo-l496zg/src/stm32_userleds.c b/boards/arm/stm32l4/nucleo-l496zg/src/stm32_userleds.c
index 9bb0ac969cd..d90528839c9 100644
--- a/boards/arm/stm32l4/nucleo-l496zg/src/stm32_userleds.c
+++ b/boards/arm/stm32l4/nucleo-l496zg/src/stm32_userleds.c
@@ -131,7 +131,7 @@ void board_userled(int led, bool ledon)
  *
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   int i;
 
diff --git a/boards/arm/stm32l4/stm32l476-mdk/src/stm32_userleds.c b/boards/arm/stm32l4/stm32l476-mdk/src/stm32_userleds.c
index 8a99e5de354..e89faa7c87a 100644
--- a/boards/arm/stm32l4/stm32l476-mdk/src/stm32_userleds.c
+++ b/boards/arm/stm32l4/stm32l476-mdk/src/stm32_userleds.c
@@ -94,7 +94,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/stm32l4/stm32l476vg-disco/src/stm32_userleds.c b/boards/arm/stm32l4/stm32l476vg-disco/src/stm32_userleds.c
index 6736faeca06..d82b22d5ca7 100644
--- a/boards/arm/stm32l4/stm32l476vg-disco/src/stm32_userleds.c
+++ b/boards/arm/stm32l4/stm32l476vg-disco/src/stm32_userleds.c
@@ -206,7 +206,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32l4_gpiowrite(GPIO_LED_RED, (ledset & BOARD_LED_RED_BIT) != 0);
   stm32l4_gpiowrite(GPIO_LED_GRN, (ledset & BOARD_LED_GRN_BIT) != 0);
diff --git a/boards/arm/stm32l4/stm32l4r9ai-disco/src/stm32_userleds.c b/boards/arm/stm32l4/stm32l4r9ai-disco/src/stm32_userleds.c
index 17a35329fbe..23980ee6571 100644
--- a/boards/arm/stm32l4/stm32l4r9ai-disco/src/stm32_userleds.c
+++ b/boards/arm/stm32l4/stm32l4r9ai-disco/src/stm32_userleds.c
@@ -207,7 +207,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   stm32l4_gpiowrite(GPIO_LED_RED, (ledset & BOARD_LED_RED_BIT) != 0);
   stm32l4_gpiowrite(GPIO_LED_GRN, (ledset & BOARD_LED_GRN_BIT) != 0);
diff --git a/boards/arm/tiva/dk-tm4c129x/src/tm4c_userleds.c b/boards/arm/tiva/dk-tm4c129x/src/tm4c_userleds.c
index ac3ca13e645..b10912624a9 100644
--- a/boards/arm/tiva/dk-tm4c129x/src/tm4c_userleds.c
+++ b/boards/arm/tiva/dk-tm4c129x/src/tm4c_userleds.c
@@ -112,7 +112,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/tiva/launchxl-cc1310/src/cc1310_userleds.c b/boards/arm/tiva/launchxl-cc1310/src/cc1310_userleds.c
index 65f0b1d67fa..e085634b08b 100644
--- a/boards/arm/tiva/launchxl-cc1310/src/cc1310_userleds.c
+++ b/boards/arm/tiva/launchxl-cc1310/src/cc1310_userleds.c
@@ -91,7 +91,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_GLED, (ledset & BOARD_GLED_BIT) != 0);
   board_userled(BOARD_RLED, (ledset & BOARD_RLED_BIT) != 0);
diff --git a/boards/arm/tiva/launchxl-cc1312r1/src/cc1312_userleds.c b/boards/arm/tiva/launchxl-cc1312r1/src/cc1312_userleds.c
index 083386a176f..bc451bf6fba 100644
--- a/boards/arm/tiva/launchxl-cc1312r1/src/cc1312_userleds.c
+++ b/boards/arm/tiva/launchxl-cc1312r1/src/cc1312_userleds.c
@@ -91,7 +91,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(BOARD_GLED, (ledset & BOARD_GLED_BIT) != 0);
   board_userled(BOARD_RLED, (ledset & BOARD_RLED_BIT) != 0);
diff --git a/boards/arm/tiva/tm4c1294-launchpad/src/tm4c_userleds.c b/boards/arm/tiva/tm4c1294-launchpad/src/tm4c_userleds.c
index ae1b82b9a7f..7be8591f04b 100644
--- a/boards/arm/tiva/tm4c1294-launchpad/src/tm4c_userleds.c
+++ b/boards/arm/tiva/tm4c1294-launchpad/src/tm4c_userleds.c
@@ -118,7 +118,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/tms570/launchxl-tms57004/src/tms570_userleds.c b/boards/arm/tms570/launchxl-tms57004/src/tms570_userleds.c
index edbc25c5f9e..218ff8ff479 100644
--- a/boards/arm/tms570/launchxl-tms57004/src/tms570_userleds.c
+++ b/boards/arm/tms570/launchxl-tms57004/src/tms570_userleds.c
@@ -97,7 +97,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/tms570/tms570ls31x-usb-kit/src/tms570_userleds.c b/boards/arm/tms570/tms570ls31x-usb-kit/src/tms570_userleds.c
index 20416c7a5b3..4774212bd44 100644
--- a/boards/arm/tms570/tms570ls31x-usb-kit/src/tms570_userleds.c
+++ b/boards/arm/tms570/tms570ls31x-usb-kit/src/tms570_userleds.c
@@ -97,7 +97,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Low illuminates */
 
diff --git a/boards/arm/xmc4/xmc4500-relax/src/xmc4_userleds.c b/boards/arm/xmc4/xmc4500-relax/src/xmc4_userleds.c
index 9412576664e..8916410f340 100644
--- a/boards/arm/xmc4/xmc4500-relax/src/xmc4_userleds.c
+++ b/boards/arm/xmc4/xmc4500-relax/src/xmc4_userleds.c
@@ -90,7 +90,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/arm/xmc4/xmc4700-relax/src/xmc4_userleds.c b/boards/arm/xmc4/xmc4700-relax/src/xmc4_userleds.c
index 91e20f50d8f..09f155a5547 100644
--- a/boards/arm/xmc4/xmc4700-relax/src/xmc4_userleds.c
+++ b/boards/arm/xmc4/xmc4700-relax/src/xmc4_userleds.c
@@ -75,7 +75,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/mips/pic32mx/mirtoo/src/pic32_leds.c b/boards/mips/pic32mx/mirtoo/src/pic32_leds.c
index 2f15a1dfb33..4688ebf84de 100644
--- a/boards/mips/pic32mx/mirtoo/src/pic32_leds.c
+++ b/boards/mips/pic32mx/mirtoo/src/pic32_leds.c
@@ -210,7 +210,7 @@ void board_userled(int led, bool ledon)
  ****************************************************************************/
 
 #ifndef CONFIG_ARCH_LEDS
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Call board_userled() with ledon == true to illuminated the LED */
 
diff --git a/boards/mips/pic32mx/pic32mx-starterkit/src/pic32mx_leds.c b/boards/mips/pic32mx/pic32mx-starterkit/src/pic32mx_leds.c
index cd22b86101a..7bdc7954c6d 100644
--- a/boards/mips/pic32mx/pic32mx-starterkit/src/pic32mx_leds.c
+++ b/boards/mips/pic32mx/pic32mx-starterkit/src/pic32mx_leds.c
@@ -219,7 +219,7 @@ void board_userled(int led, bool ledon)
  ****************************************************************************/
 
 #ifndef CONFIG_ARCH_LEDS
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(PIC32MX_STARTERKIT_LED1,
                (ledset & PIC32MX_STARTERKIT_LED1_BIT) != 0);
diff --git a/boards/mips/pic32mx/pic32mx7mmb/src/pic32_leds.c b/boards/mips/pic32mx/pic32mx7mmb/src/pic32_leds.c
index 5c5e5af9300..63bf94edb9b 100644
--- a/boards/mips/pic32mx/pic32mx7mmb/src/pic32_leds.c
+++ b/boards/mips/pic32mx/pic32mx7mmb/src/pic32_leds.c
@@ -226,7 +226,7 @@ void board_userled(int led, bool ledon)
  ****************************************************************************/
 
 #ifndef CONFIG_ARCH_LEDS
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   /* Call board_userled() with ledon == true to illuminated the LED */
 
diff --git a/boards/mips/pic32mx/ubw32/src/pic32_leds.c b/boards/mips/pic32mx/ubw32/src/pic32_leds.c
index ac7e9b656d3..ad8cf63916b 100644
--- a/boards/mips/pic32mx/ubw32/src/pic32_leds.c
+++ b/boards/mips/pic32mx/ubw32/src/pic32_leds.c
@@ -220,7 +220,7 @@ void board_userled(int led, bool ledon)
  ****************************************************************************/
 
 #ifndef CONFIG_ARCH_LEDS
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(PIC32MX_UBW32_LED1, (ledset & PIC32MX_UBW32_LED1_BIT) != 0);
   board_userled(PIC32MX_UBW32_LED2, (ledset & PIC32MX_UBW32_LED2_BIT) != 0);
diff --git a/boards/mips/pic32mz/flipnclick-pic32mz/src/pic32mz_userleds.c b/boards/mips/pic32mz/flipnclick-pic32mz/src/pic32mz_userleds.c
index 91ca62e558b..623b03fa4a2 100644
--- a/boards/mips/pic32mz/flipnclick-pic32mz/src/pic32mz_userleds.c
+++ b/boards/mips/pic32mz/flipnclick-pic32mz/src/pic32mz_userleds.c
@@ -133,7 +133,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   bool ledon;
 
diff --git a/boards/mips/pic32mz/pic32mz-starterkit/src/pic32mz_userleds.c b/boards/mips/pic32mz/pic32mz-starterkit/src/pic32mz_userleds.c
index d4c639c0f2d..bf0aa3b5e2e 100644
--- a/boards/mips/pic32mz/pic32mz-starterkit/src/pic32mz_userleds.c
+++ b/boards/mips/pic32mz/pic32mz-starterkit/src/pic32mz_userleds.c
@@ -115,7 +115,7 @@ void board_userled(int led, bool ledon)
  * Name: board_userled_all
  ****************************************************************************/
 
-void board_userled_all(uint8_t ledset)
+void board_userled_all(uint32_t ledset)
 {
   board_userled(PIC32MZ_STARTERKIT_LED1,
                 (ledset & PIC32MZ_STARTERKIT_LED1_BIT) != 0);
diff --git a/include/nuttx/board.h b/include/nuttx/board.h
index d6617084524..088147977b6 100644
--- a/include/nuttx/board.h
+++ b/include/nuttx/board.h
@@ -605,7 +605,7 @@ void board_userled(int led, bool ledon);
  ****************************************************************************/
 
 #ifdef CONFIG_ARCH_HAVE_LEDS
-void board_userled_all(uint8_t ledset);
+void board_userled_all(uint32_t ledset);
 #endif
 
 /****************************************************************************
diff --git a/include/nuttx/leds/userled.h b/include/nuttx/leds/userled.h
index 2beb1c933c0..c82e6c6d20a 100644
--- a/include/nuttx/leds/userled.h
+++ b/include/nuttx/leds/userled.h
@@ -96,7 +96,7 @@
  * from or writing to the LED driver.
  */
 
-typedef uint8_t userled_set_t;
+typedef uint32_t userled_set_t;
 
 /* A reference to this structure is provided with the ULEDIOC_SETLED IOCTL
  * command and describes the LED to be set and the new value of the LED.