@@ -64,6 +64,17 @@ mpp17 17 gpio
mpp18 18 gpio
mpp19 19 gpio, uart0(rxd), sdio(pw_off)
+GPIO:
+-----
+For common binding part and usage, refer to
+Documentation/devicetree/bindings/gpio/gpio-mvebu.txt.
+
+Required properties:
+
+- compatible: "marvell,armada-8k-gpio"
+
+- offset: offset address inside the syscon block
+
Example:
ap_syscon: system-controller@6f4000 {
compatible = "syscon", "simple-mfd";
@@ -77,4 +88,13 @@ ap_syscon: system-controller@6f4000 {
ap_pinctrl: pinctrl {
compatible = "marvell,ap806-pinctrl";
};
+
+ ap_gpio: gpio {
+ compatible = "marvell,armada-8k-gpio";
+ offset = <0x1040>;
+ ngpios = <19>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&ap_pinctrl 0 0 19>;
+ };
};
@@ -149,6 +149,18 @@ mpp60 60 gpio, mss_gpio6, ptp(pulse), tdm(dtx), au(i2smclk), spi0(csn1), uart0(r
mpp61 61 gpio, mss_gpio5, ptp(clk), tdm(pclk), au(i2sextclk), spi0(csn2), uart0(txd), uart2(txd), sata1(present_act), ge(mdio), sdio(d3)
mpp62 62 gpio, mss_gpio4, synce1(clk), ptp(pclk_out), sata1(present_act), spi0(csn3), uart0(rxd), uart2(rxd), sata0(present_act), ge(mdc)
+GPIO:
+-----
+
+For common binding part and usage, refer to
+Documentation/devicetree/bindings/gpio/gpio-mvebu.txt.
+
+Required properties:
+
+- compatible: "marvell,armada-8k-gpio"
+
+- offset: offset address inside the syscon block
+
Example:
cpm_syscon0: system-controller@440000 {
@@ -163,5 +175,15 @@ cpm_syscon0: system-controller@440000 {
cpm_pinctrl: pinctrl {
compatible = "marvell,armada-8k-cpm-pinctrl";
};
-};
+ cpm_gpio1: gpio@100 {
+ compatible = "marvell,armada-8k-gpio";
+ offset = <0x100>;
+ ngpios = <32>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&cpm_pinctrl 0 0 32>;
+ status = "disabled";
+ };
+
+};
@@ -2,17 +2,27 @@
Required properties:
-- compatible : Should be "marvell,orion-gpio", "marvell,mv78200-gpio"
- or "marvell,armadaxp-gpio". "marvell,orion-gpio" should be used for
- Orion, Kirkwood, Dove, Discovery (except MV78200) and Armada
- 370. "marvell,mv78200-gpio" should be used for the Discovery
- MV78200. "marvel,armadaxp-gpio" should be used for all Armada XP
- SoCs (MV78230, MV78260, MV78460).
+- compatible : Should be "marvell,orion-gpio", "marvell,mv78200-gpio",
+ "marvell,armadaxp-gpio" or "marvell,armada-8k-gpio".
+
+ "marvell,orion-gpio" should be used for Orion, Kirkwood, Dove,
+ Discovery (except MV78200) and Armada 370. "marvell,mv78200-gpio"
+ should be used for the Discovery MV78200.
+
+ "marvel,armadaxp-gpio" should be used for all Armada XP SoCs
+ (MV78230, MV78260, MV78460).
+
+ "marvell,armada-8k-gpio" should be used for the Armada 7K and 8K
+ SoCs (either from AP or CP), see
+ Documentation/devicetree/bindings/arm/marvell/cp110-system-controller0.txt
+ and
+ Documentation/devicetree/bindings/arm/marvell/ap806-system-controller.txt
+ for specific details about the offset property.
- reg: Address and length of the register set for the device. Only one
entry is expected, except for the "marvell,armadaxp-gpio" variant
for which two entries are expected: one for the general registers,
- one for the per-cpu registers.
+ one for the per-cpu registers. Not used for marvell,armada-8k-gpio.
- interrupts: The list of interrupts that are used for all the pins
managed by this GPIO bank. There can be more than one interrupt
Document the device tree binding for the gpio controllers found on the Marvell Armada 7K and Armada 8K SoCs. Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com> --- Documentation/devicetree/bindings/arm/marvell/ap806-system-controller.txt | 20 ++++++++++++++++++++ Documentation/devicetree/bindings/arm/marvell/cp110-system-controller0.txt | 24 +++++++++++++++++++++++- Documentation/devicetree/bindings/gpio/gpio-mvebu.txt | 24 +++++++++++++++++------- 3 files changed, 60 insertions(+), 8 deletions(-)