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Microchip sama7g5 gpio driver #92494

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33c35da
drivers: gpio: add gpio for sama7g5
MCHP-MPU-Solutions-SHA Jul 1, 2025
39deee1
dts: microchip: sam: add pio device to sama7g5
MCHP-MPU-Solutions-SHA Jul 1, 2025
5d23d0c
boards: microchip: sam: add led and button device for sama7g54-ek
MCHP-MPU-Solutions-SHA Jul 1, 2025
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39 changes: 39 additions & 0 deletions boards/microchip/sam/sama7g54_ek/sama7g54_ek.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -9,12 +9,20 @@
#include <common/freq.h>
#include <dt-bindings/mfd/mfd_mchp_sam_flexcom.h>
#include <dt-bindings/pinctrl/sama7g5-pinctrl.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/gpio/microchip-sam-gpio.h>
#include <dt-bindings/input/input-event-codes.h>
#include <microchip/sam/sama7g5.dtsi>

/ {
model = "SAMA7G54-EK board";
compatible = "microchip,sama7g5ek", "microchip,sama7g5", "microchip,sama7";

aliases {
led0 = &led_green;
sw0 = &button_user;
};

chosen {
zephyr,sram = &ddram;
zephyr,console = &usart3;
Expand All @@ -35,6 +43,37 @@
compatible = "ddram";
reg = <0x60000000 DT_SIZE_M(512)>;
};

leds {
compatible = "gpio-leds";
status = "okay";

led_red: red {
label = "red";
gpios = <&piob 8 GPIO_ACTIVE_HIGH>;
};

led_green: green {
label = "green";
gpios = <&pioa 13 GPIO_ACTIVE_HIGH>;
};

led_blue: blue {
label = "blue";
gpios = <&piod 20 GPIO_ACTIVE_HIGH>;
};
};

gpio_keys {
compatible = "gpio-keys";
status = "okay";

button_user: button_0 {
label = "PB_USER";
gpios = <&pioa 12 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
zephyr,code = <INPUT_KEY_0>;
};
};
};

&flx3 {
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1 change: 1 addition & 0 deletions drivers/gpio/CMakeLists.txt
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Expand Up @@ -97,6 +97,7 @@ zephyr_library_sources_ifdef(CONFIG_GPIO_RZT2M gpio_rzt2m.c)
zephyr_library_sources_ifdef(CONFIG_GPIO_SAM gpio_sam.c)
zephyr_library_sources_ifdef(CONFIG_GPIO_SAM0 gpio_sam0.c)
zephyr_library_sources_ifdef(CONFIG_GPIO_SAM4L gpio_sam4l.c)
zephyr_library_sources_ifdef(CONFIG_GPIO_SAM_PIO4 gpio_sam_pio4.c)
zephyr_library_sources_ifdef(CONFIG_GPIO_SEDI gpio_sedi.c)
zephyr_library_sources_ifdef(CONFIG_GPIO_SI32 gpio_si32.c)
zephyr_library_sources_ifdef(CONFIG_GPIO_SIFIVE gpio_sifive.c)
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8 changes: 8 additions & 0 deletions drivers/gpio/Kconfig.sam
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Expand Up @@ -17,3 +17,11 @@ config GPIO_SAM4L
depends on DT_HAS_ATMEL_SAM4L_GPIO_ENABLED
help
Enable support for the Atmel SAM4L 'PORT' GPIO controllers.

config GPIO_SAM_PIO4
bool "Microchip SAM PIO4 GPIO driver"
default y
depends on DT_HAS_MICROCHIP_SAM_PIO4_ENABLED
help
Microchip Parallel Input/Output Controller is used on SAMA5D2 and
SAMA7G5 SoC series
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