x86: link: Add required GPIO properties

In order to use GPIO phandles we need to add some GPIO properties as
specified by the GPIO bindings. Add these for link.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/arch/x86/dts/chromebook_link.dts b/arch/x86/dts/chromebook_link.dts
index f85e55cd6d542a2661417ed61a140648fdf96ed4..e2031398557c4ce23d3fb3b959c34d24827615f6 100644 (file)
--- a/arch/x86/dts/chromebook_link.dts
+++ b/arch/x86/dts/chromebook_link.dts
@@ -249,23 +249,29 @@
                                };
                        };
 
-                       gpioa {
+                       gpio_a: gpioa {
                                compatible = "intel,ich6-gpio";
                                u-boot,dm-pre-reloc;
+                               #gpio-cells = <2>;
+                               gpio-controller;
                                reg = <0 0x10>;
                                bank-name = "A";
                        };
 
-                       gpiob {
+                       gpio_b: gpiob {
                                compatible = "intel,ich6-gpio";
                                u-boot,dm-pre-reloc;
+                               #gpio-cells = <2>;
+                               gpio-controller;
                                reg = <0x30 0x10>;
                                bank-name = "B";
                        };
 
-                       gpioc {
+                       gpio_c: gpioc {
                                compatible = "intel,ich6-gpio";
                                u-boot,dm-pre-reloc;
+                               #gpio-cells = <2>;
+                               gpio-controller;
                                reg = <0x40 0x10>;
                                bank-name = "C";
                        };