# \[PATCH 5/9\] dts: versatile: add sysregs nodes

- From: Rob Herring \<hidden\>
- Date: 2014-12-30 19:28:34 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2014/12/8102149
- Thread: https://ratatoskr.run/linux-arm-kernel/2014/12/8102149/t.md

```text
From: Rob Herring <robh@kernel.org>

The Versatile boards have the same sysregs as other ARM Ltd boards. Add
the nodes in preparation to enable support for 24MHz counter as
sched_clock and MMC card detect and write protect support.

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Russell King <redacted>
Cc: Linus Walleij <redacted>
---
 arch/arm/boot/dts/versatile-ab.dts | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm/boot/dts/versatile-ab.dts b/arch/arm/boot/dts/versatile-ab.dts
index 27d0d9c..62f04b0 100644
--- a/arch/arm/boot/dts/versatile-ab.dts
+++ b/arch/arm/boot/dts/versatile-ab.dts
@@ -252,6 +252,29 @@
 			#size-cells = <1>;
 			ranges = <0 0x10000000 0x10000>;
 
+			sysreg at 0 {
+				compatible = "arm,vexpress-sysreg";
+				reg = <0x00000 0x1000>;
+
+				v2m_led_gpios: sys_led at 08 {
+					compatible = "arm,vexpress-sysreg,sys_led";
+					gpio-controller;
+					#gpio-cells = <2>;
+				};
+
+				v2m_mmc_gpios: sys_mci at 48 {
+					compatible = "arm,vexpress-sysreg,sys_mci";
+					gpio-controller;
+					#gpio-cells = <2>;
+				};
+
+				v2m_flash_gpios: sys_flash at 4c {
+					compatible = "arm,vexpress-sysreg,sys_flash";
+					gpio-controller;
+					#gpio-cells = <2>;
+				};
+			};
+
 			aaci at 4000 {
 				compatible = "arm,primecell";
 				reg = <0x4000 0x1000>;
-- 
2.1.0
```