Document: dt: binding: imx: update document for imx6ul support

This part just add necessary change to boot imx6ul.
Update clock and pinctrl for imx6ul

Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/clock/imx6ul-clock.txt b/Documentation/devicetree/bindings/clock/imx6ul-clock.txt
new file mode 100644
index 000000000000..571d5039f663
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/imx6ul-clock.txt
@@ -0,0 +1,13 @@
+* Clock bindings for Freescale i.MX6 UltraLite
+
+Required properties:
+- compatible: Should be "fsl,imx6ul-ccm"
+- reg: Address and length of the register set
+- #clock-cells: Should be <1>
+- clocks: list of clock specifiers, must contain an entry for each required
+  entry in clock-names
+- clock-names: should include entries "ckil", "osc", "ipp_di0" and "ipp_di1"
+
+The clock consumer should specify the desired clock by having the clock
+ID in its "clocks" phandle cell.  See include/dt-bindings/clock/imx6ul-clock.h
+for the full list of i.MX6 UltraLite clock IDs.