From 4bdd40849632608d5cb7d3a64380cd76e7eea07b Mon Sep 17 00:00:00 2001 From: Jonas Gorski <jonas.gorski@gmail.com> Date: Wed, 27 Jul 2016 11:33:56 +0200 Subject: [PATCH 02/16] Documentation: add BCM6328 pincontroller binding documentation Add binding documentation for the pincontrol core found in BCM6328 SoCs. Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> --- .../bindings/pinctrl/brcm,bcm6328-pinctrl.txt | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/brcm,bcm6328-pinctrl.txt --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6328-pinctrl.txt @@ -0,0 +1,61 @@ +* Broadcom BCM6328 pin controller + +Required properties: +- compatible: Must be "brcm,bcm6328-pinctrl". +- reg: Register specifies of dirout, dat, mode, mux registers. +- reg-names: Must be "dirout", "dat", "mode", "mux". +- gpio-controller: Identifies this node as a GPIO controller. +- #gpio-cells: Must be <2> + +Example: + +pinctrl: pin-controller@10000080 { + compatible = "brcm,bcm6328-pinctrl"; + reg = <0x10000080 0x8>, + <0x10000088 0x8>, + <0x10000098 0x4>, + <0x1000009c 0xc>; + reg-names = "dirout", "dat", "mode", "mux"; + + gpio-controller; + #gpio-cells = <2>; +}; + +Available pins/groups and functions: + +name pins functions +----------------------------------------------------------- +gpio0 0 led +gpio1 1 led +gpio2 2 led +gpio3 3 led +gpio4 4 led +gpio5 5 led +gpio6 6 led, serial_led_data +gpio7 7 led, serial_led_clk +gpio8 8 led +gpio9 9 led +gpio10 10 led +gpio11 11 led +gpio12 12 led +gpio13 13 led +gpio14 14 led +gpio15 15 led +gpio16 16 led, pcie_clkreq +gpio17 17 led +gpio18 18 led +gpio19 19 led +gpio20 20 led +gpio21 21 led +gpio22 22 led +gpio23 23 led +gpio24 24 - +gpio25 25 ephy0_act_led +gpio26 26 ephy1_act_led +gpio27 27 ephy2_act_led +gpio28 28 ephy3_act_led +gpio29 29 - +gpio30 30 - +gpio31 31 - +hsspi_cs1 - hsspi_cs1 +usb_port1 - usb_host_port, usb_device_port