From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- .../bindings/pinctrl/fsl,imx6ul-pinctrl.txt | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt (limited to 'Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt') diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt new file mode 100644 index 000000000..7ca4f6118 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt @@ -0,0 +1,37 @@ +* Freescale i.MX6 UltraLite IOMUX Controller + +Please refer to fsl,imx-pinctrl.txt in this directory for common binding part +and usage. + +Required properties: +- compatible: "fsl,imx6ul-iomuxc" for main IOMUX controller or + "fsl,imx6ull-iomuxc-snvs" for i.MX 6ULL's SNVS IOMUX controller. +- fsl,pins: each entry consists of 6 integers and represents the mux and config + setting for one pin. The first 5 integers are specified using a PIN_FUNC_ID macro, which can be found in + imx6ul-pinfunc.h under device tree source folder. The last integer CONFIG is + the pad setting value like pull-up on this pin. Please refer to i.MX6 UltraLite + Reference Manual for detailed CONFIG settings. + +CONFIG bits definition: +PAD_CTL_HYS (1 << 16) +PAD_CTL_PUS_100K_DOWN (0 << 14) +PAD_CTL_PUS_47K_UP (1 << 14) +PAD_CTL_PUS_100K_UP (2 << 14) +PAD_CTL_PUS_22K_UP (3 << 14) +PAD_CTL_PUE (1 << 13) +PAD_CTL_PKE (1 << 12) +PAD_CTL_ODE (1 << 11) +PAD_CTL_SPEED_LOW (0 << 6) +PAD_CTL_SPEED_MED (1 << 6) +PAD_CTL_SPEED_HIGH (3 << 6) +PAD_CTL_DSE_DISABLE (0 << 3) +PAD_CTL_DSE_260ohm (1 << 3) +PAD_CTL_DSE_130ohm (2 << 3) +PAD_CTL_DSE_87ohm (3 << 3) +PAD_CTL_DSE_65ohm (4 << 3) +PAD_CTL_DSE_52ohm (5 << 3) +PAD_CTL_DSE_43ohm (6 << 3) +PAD_CTL_DSE_37ohm (7 << 3) +PAD_CTL_SRE_FAST (1 << 0) +PAD_CTL_SRE_SLOW (0 << 0) -- cgit v1.2.3