From: Fabio Estevam <fabio.estevam@xxxxxxx>
Property 'fsl,weim-cs-timing' is a required one, so place it under
"Required properties" section.
Signed-off-by: Fabio Estevam <fabio.estevam@xxxxxxx>
---
Documentation/devicetree/bindings/bus/imx-weim.txt | 27 ++++++++++------------
1 file changed, 12 insertions(+), 15 deletions(-)
diff --git a/Documentation/devicetree/bindings/bus/imx-weim.txt b/Documentation/devicetree/bindings/bus/imx-weim.txt
index 6630d84..a9a125b 100644
--- a/Documentation/devicetree/bindings/bus/imx-weim.txt
+++ b/Documentation/devicetree/bindings/bus/imx-weim.txt
@@ -23,6 +23,18 @@ Required properties:
integer values for each chip-select line in use:
<cs-number> 0 <physical address of mapping> <size>
+ - fsl,weim-cs-timing: The timing array, contains timing values for the
+ child node. We can get the CS index from the child
+ node's "reg" property. The number of registers depends
+ on the selected chip.
+ For i.MX1, i.MX21 ("fsl,imx1-weim") there are two
+ registers: CSxU, CSxL.
+ For i.MX25, i.MX27, i.MX31 and i.MX35 ("fsl,imx27-weim")
+ there are three registers: CSCRxU, CSCRxL, CSCRxA.
+ For i.MX50, i.MX53 ("fsl,imx50-weim"),
+ i.MX51 ("fsl,imx51-weim") and i.MX6Q ("fsl,imx6q-weim")
+ there are six registers: CSxGCR1, CSxGCR2, CSxRCR1,
+ CSxRCR2, CSxWCR1, CSxWCR2.
Optional properties:
@@ -44,21 +56,6 @@ Optional properties:
what bootloader sets up in IOMUXC_GPR1[11:0] will be
used.
-Timing property for child nodes. It is mandatory, not optional.
-
- - fsl,weim-cs-timing: The timing array, contains timing values for the
- child node. We can get the CS index from the child
- node's "reg" property. The number of registers depends
- on the selected chip.
- For i.MX1, i.MX21 ("fsl,imx1-weim") there are two
- registers: CSxU, CSxL.
- For i.MX25, i.MX27, i.MX31 and i.MX35 ("fsl,imx27-weim")
- there are three registers: CSCRxU, CSCRxL, CSCRxA.
- For i.MX50, i.MX53 ("fsl,imx50-weim"),
- i.MX51 ("fsl,imx51-weim") and i.MX6Q ("fsl,imx6q-weim")
- there are six registers: CSxGCR1, CSxGCR2, CSxRCR1,
- CSxRCR2, CSxWCR1, CSxWCR2.
-
Example for an imx6q-sabreauto board, the NOR flash connected to the WEIM:
weim: weim@021b8000 {
--
2.7.4
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
