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-rw-r--r--dts/Bindings/gpio/brcm,brcmstb-gpio.txt35
-rw-r--r--dts/Bindings/gpio/gpio-etraxfs.txt3
-rw-r--r--dts/Bindings/gpio/gpio-mpc8xxx.txt22
-rw-r--r--dts/Bindings/gpio/renesas,gpio-rcar.txt1
-rw-r--r--dts/Bindings/gpio/zx296702-gpio.txt24
5 files changed, 77 insertions, 8 deletions
diff --git a/dts/Bindings/gpio/brcm,brcmstb-gpio.txt b/dts/Bindings/gpio/brcm,brcmstb-gpio.txt
index 435f1bcca3..b405b4410b 100644
--- a/dts/Bindings/gpio/brcm,brcmstb-gpio.txt
+++ b/dts/Bindings/gpio/brcm,brcmstb-gpio.txt
@@ -33,6 +33,13 @@ Optional properties:
- interrupt-parent:
phandle of the parent interrupt controller
+- interrupts-extended:
+ Alternate form of specifying interrupts and parents that allows for
+ multiple parents. This takes precedence over 'interrupts' and
+ 'interrupt-parent'. Wakeup-capable GPIO controllers often route their
+ wakeup interrupt lines through a different interrupt controller than the
+ primary interrupt line, making this property necessary.
+
- #interrupt-cells:
Should be <2>. The first cell is the GPIO number, the second should specify
flags. The following subset of flags is supported:
@@ -47,19 +54,33 @@ Optional properties:
- interrupt-controller:
Marks the device node as an interrupt controller
-- interrupt-names:
- The name of the IRQ resource used by this controller
+- wakeup-source:
+ GPIOs for this controller can be used as a wakeup source
Example:
upg_gio: gpio@f040a700 {
- #gpio-cells = <0x2>;
- #interrupt-cells = <0x2>;
+ #gpio-cells = <2>;
+ #interrupt-cells = <2>;
compatible = "brcm,bcm7445-gpio", "brcm,brcmstb-gpio";
gpio-controller;
interrupt-controller;
reg = <0xf040a700 0x80>;
- interrupt-parent = <0xf>;
+ interrupt-parent = <&irq0_intc>;
+ interrupts = <0x6>;
+ brcm,gpio-bank-widths = <32 32 32 24>;
+ };
+
+ upg_gio_aon: gpio@f04172c0 {
+ #gpio-cells = <2>;
+ #interrupt-cells = <2>;
+ compatible = "brcm,bcm7445-gpio", "brcm,brcmstb-gpio";
+ gpio-controller;
+ interrupt-controller;
+ reg = <0xf04172c0 0x40>;
+ interrupt-parent = <&irq0_aon_intc>;
interrupts = <0x6>;
- interrupt-names = "upg_gio";
- brcm,gpio-bank-widths = <0x20 0x20 0x20 0x18>;
+ interrupts-extended = <&irq0_aon_intc 0x6>,
+ <&aon_pm_l2_intc 0x5>;
+ wakeup-source;
+ brcm,gpio-bank-widths = <18 4>;
};
diff --git a/dts/Bindings/gpio/gpio-etraxfs.txt b/dts/Bindings/gpio/gpio-etraxfs.txt
index abf4db736c..170194af30 100644
--- a/dts/Bindings/gpio/gpio-etraxfs.txt
+++ b/dts/Bindings/gpio/gpio-etraxfs.txt
@@ -2,8 +2,9 @@ Axis ETRAX FS General I/O controller bindings
Required properties:
-- compatible:
+- compatible: one of:
- "axis,etraxfs-gio"
+ - "axis,artpec3-gio"
- reg: Physical base address and length of the controller's registers.
- #gpio-cells: Should be 3
- The first cell is the gpio offset number.
diff --git a/dts/Bindings/gpio/gpio-mpc8xxx.txt b/dts/Bindings/gpio/gpio-mpc8xxx.txt
new file mode 100644
index 0000000000..805ddcd79a
--- /dev/null
+++ b/dts/Bindings/gpio/gpio-mpc8xxx.txt
@@ -0,0 +1,22 @@
+* Freescale MPC512x/MPC8xxx GPIO controller
+
+Required properties:
+- compatible : Should be "fsl,<soc>-gpio"
+ The following <soc>s are known to be supported:
+ mpc5121, mpc5125, mpc8349, mpc8572, mpc8610, pq3, qoriq
+- reg : Address and length of the register set for the device
+- interrupts : Should be the port interrupt shared by all 32 pins.
+- #gpio-cells : Should be two. The first cell is the pin number and
+ the second cell is used to specify the gpio polarity:
+ 0 = active high
+ 1 = active low
+
+Example:
+
+gpio0: gpio@1100 {
+ compatible = "fsl,mpc5125-gpio";
+ #gpio-cells = <2>;
+ reg = <0x1100 0x080>;
+ interrupts = <78 0x8>;
+ status = "okay";
+};
diff --git a/dts/Bindings/gpio/renesas,gpio-rcar.txt b/dts/Bindings/gpio/renesas,gpio-rcar.txt
index 38fb86f28b..f60e2f477e 100644
--- a/dts/Bindings/gpio/renesas,gpio-rcar.txt
+++ b/dts/Bindings/gpio/renesas,gpio-rcar.txt
@@ -9,6 +9,7 @@ Required Properties:
- "renesas,gpio-r8a7791": for R8A7791 (R-Car M2-W) compatible GPIO controller.
- "renesas,gpio-r8a7793": for R8A7793 (R-Car M2-N) compatible GPIO controller.
- "renesas,gpio-r8a7794": for R8A7794 (R-Car E2) compatible GPIO controller.
+ - "renesas,gpio-r8a7795": for R8A7795 (R-Car H3) compatible GPIO controller.
- "renesas,gpio-rcar": for generic R-Car GPIO controller.
- reg: Base address and length of each memory resource used by the GPIO
diff --git a/dts/Bindings/gpio/zx296702-gpio.txt b/dts/Bindings/gpio/zx296702-gpio.txt
new file mode 100644
index 0000000000..0dab156fcf
--- /dev/null
+++ b/dts/Bindings/gpio/zx296702-gpio.txt
@@ -0,0 +1,24 @@
+ZTE ZX296702 GPIO controller
+
+Required properties:
+- compatible : "zte,zx296702-gpio"
+- #gpio-cells : Should be two. The first cell is the pin number and the
+ second cell is used to specify optional parameters:
+ - bit 0 specifies polarity (0 for normal, 1 for inverted)
+- gpio-controller : Marks the device node as a GPIO controller.
+- interrupts : Interrupt mapping for GPIO IRQ.
+- gpio-ranges : Interaction with the PINCTRL subsystem.
+
+gpio1: gpio@b008040 {
+ compatible = "zte,zx296702-gpio";
+ reg = <0xb008040 0x40>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = < &pmx0 0 54 2 &pmx0 2 59 14>;
+ interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&intc>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ clock-names = "gpio_pclk";
+ clocks = <&lsp0clk ZX296702_GPIO_CLK>;
+};