dt-bindings: ahci-fsl-qoriq: add ls1088a chip name to the list

Signed-off-by: NTang Yuantian <andy.tang@nxp.com>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>

Documentation/devicetree/bindings/ata/ahci-fsl-qoriq.txt

@@ -3,7 +3,7 @@ Binding for Freescale QorIQ AHCI SATA Controller
 Required properties:
   - reg: Physical base address and size of the controller's register area.
   - compatible: Compatibility string. Must be 'fsl,<chip>-ahci', where
-    chip could be ls1021a, ls1043a, ls1046a, ls2080a etc.
+    chip could be ls1021a, ls1043a, ls1046a, ls1088a, ls2080a etc.
   - clocks: Input clock specifier. Refer to common clock bindings.
   - interrupts: Interrupt specifier. Refer to interrupt binding.