The Mamba (like the OpenBlocks AX3) doesn't have a crystal
connected to the internal RTC - let's prevent the kernel from
probing it.

Signed-off-by: Imre Kaloz <[email protected]>
Cc: <[email protected]> # v4.0 +
---
 arch/arm/boot/dts/armada-xp-linksys-mamba.dts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/armada-xp-linksys-mamba.dts 
b/arch/arm/boot/dts/armada-xp-linksys-mamba.dts
index a2cf215..fdd187c 100644
--- a/arch/arm/boot/dts/armada-xp-linksys-mamba.dts
+++ b/arch/arm/boot/dts/armada-xp-linksys-mamba.dts
@@ -95,6 +95,11 @@
 
                internal-regs {
 
+                       rtc@10300 {
+                               /* No crystal connected to the internal RTC */
+                               status = "disabled";
+                       };
+
                        /* J10: VCC, NC, RX, NC, TX, GND  */
                        serial@12000 {
                                status = "okay";
-- 
2.1.0
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