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dts: atmel: Add missing GPIO properties

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The gpio controllers on SAM4S, SAME70, and SAMD were missing properties
related to GPIO pin generation.  Add the missing details into the yaml
and dts files to allow boards to specific gpio pins.

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
This commit is contained in:
Kumar Gala 2018-09-28 14:56:13 -05:00 • committed by Kumar Gala
commit f331cc5c09
5 changed files with 33 additions and 0 deletions
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7
dts/arm/atmel/sam4s.dtsi
View file

@ -6,6 +6,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <dt-bindings/i2c/i2c.h> #include <dt-bindings/i2c/i2c.h>
#include <dt-bindings/gpio/gpio.h>
/ { / {
cpus { cpus {
@ -92,6 +93,8 @@
interrupts = <11 1>; interrupts = <11 1>;
peripheral-id = <11>; peripheral-id = <11>;
label = "PORTA"; label = "PORTA";
gpio-controller;
#gpio-cells = <2>;
}; };
portb: gpio@400E1000 { portb: gpio@400E1000 {
@ -100,6 +103,8 @@
interrupts = <12 1>; interrupts = <12 1>;
peripheral-id = <12>; peripheral-id = <12>;
label = "PORTB"; label = "PORTB";
gpio-controller;
#gpio-cells = <2>;
}; };
portc: gpio@400E1200 { portc: gpio@400E1200 {
@ -108,6 +113,8 @@
interrupts = <13 1>; interrupts = <13 1>;
peripheral-id = <13>; peripheral-id = <13>;
label = "PORTC"; label = "PORTC";
gpio-controller;
#gpio-cells = <2>;
}; };
}; };
}; };

5
dts/arm/atmel/samd.dtsi
View file

@ -5,6 +5,7 @@
*/ */
#include <arm/armv6-m.dtsi> #include <arm/armv6-m.dtsi>
#include <dt-bindings/gpio/gpio.h>
/ { / {
cpus { cpus {
@ -113,12 +114,16 @@
compatible = "atmel,sam0-gpio"; compatible = "atmel,sam0-gpio";
reg = <0x41004400 0x80>; reg = <0x41004400 0x80>;
label = "PORTA"; label = "PORTA";
gpio-controller;
#gpio-cells = <2>;
}; };
portb: gpio@41004480 { portb: gpio@41004480 {
compatible = "atmel,sam0-gpio"; compatible = "atmel,sam0-gpio";
reg = <0x41004480 0x80>; reg = <0x41004480 0x80>;
label = "PORTB"; label = "PORTB";
gpio-controller;
#gpio-cells = <2>;
}; };
usb0: usb@41005000 { usb0: usb@41005000 {

11
dts/arm/atmel/same70.dtsi
View file

@ -7,6 +7,7 @@
#include <arm/armv7-m.dtsi> #include <arm/armv7-m.dtsi>
#include <dt-bindings/i2c/i2c.h> #include <dt-bindings/i2c/i2c.h>
#include <dt-bindings/gpio/gpio.h>
/ { / {
cpus { cpus {
@ -163,6 +164,8 @@
interrupts = <10 1>; interrupts = <10 1>;
peripheral-id = <10>; peripheral-id = <10>;
label = "PORTA"; label = "PORTA";
gpio-controller;
#gpio-cells = <2>;
}; };
portb: gpio@400E1000 { portb: gpio@400E1000 {
@ -171,6 +174,8 @@
interrupts = <11 1>; interrupts = <11 1>;
peripheral-id = <11>; peripheral-id = <11>;
label = "PORTB"; label = "PORTB";
gpio-controller;
#gpio-cells = <2>;
}; };
portc: gpio@400E1200 { portc: gpio@400E1200 {
@ -179,6 +184,8 @@
interrupts = <12 1>; interrupts = <12 1>;
peripheral-id = <12>; peripheral-id = <12>;
label = "PORTC"; label = "PORTC";
gpio-controller;
#gpio-cells = <2>;
}; };
portd: gpio@400E1400 { portd: gpio@400E1400 {
@ -187,6 +194,8 @@
interrupts = <16 1>; interrupts = <16 1>;
peripheral-id = <16>; peripheral-id = <16>;
label = "PORTD"; label = "PORTD";
gpio-controller;
#gpio-cells = <2>;
}; };
porte: gpio@400E1600 { porte: gpio@400E1600 {
@ -195,6 +204,8 @@
interrupts = <17 1>; interrupts = <17 1>;
peripheral-id = <17>; peripheral-id = <17>;
label = "PORTE"; label = "PORTE";
gpio-controller;
#gpio-cells = <2>;
}; };
}; };
}; };

5
dts/bindings/gpio/atmel,sam-gpio.yaml
View file

@ -37,3 +37,8 @@ properties:
description: peripheral ID description: peripheral ID
generation: define generation: define
category: required category: required
"#cells":
- pin
- flags
...

5
dts/bindings/gpio/atmel,sam0-gpio.yaml
View file

@ -25,3 +25,8 @@ properties:
category: required category: required
description: Human readable string describing the device (used by Zephyr for API name) description: Human readable string describing the device (used by Zephyr for API name)
generation: define generation: define
"#cells":
- pin
- flags
...