[PATCH] ARM: dts: at919260/at91sam9g20: fix SRAM device tree node
Wenyou Yang
wenyou.yang at atmel.com
Sun Mar 1 22:03:29 PST 2015
Fix PM does not work on the at91sam9g20ek board
--->8---
at91_pm_sram_init: failed to find sram device!
---<8---
Signed-off-by: Wenyou Yang <wenyou.yang at atmel.com>
---
arch/arm/boot/dts/at91sam9260.dtsi | 9 +++++++--
arch/arm/boot/dts/at91sam9g20.dtsi | 9 +++++----
2 files changed, 12 insertions(+), 6 deletions(-)
diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi
index fff0ee6..d1eb27c 100644
--- a/arch/arm/boot/dts/at91sam9260.dtsi
+++ b/arch/arm/boot/dts/at91sam9260.dtsi
@@ -69,9 +69,14 @@
};
};
- sram0: sram at 002ff000 {
+ sram0: sram at 00200000 {
compatible = "mmio-sram";
- reg = <0x002ff000 0x2000>;
+ reg = <0x00200000 0x1000>;
+ };
+
+ sram1: sram at 00300000 {
+ compatible = "mmio-sram";
+ reg = <0x00300000 0x1000>;
};
ahb {
diff --git a/arch/arm/boot/dts/at91sam9g20.dtsi b/arch/arm/boot/dts/at91sam9g20.dtsi
index f593016..eb9a62d 100644
--- a/arch/arm/boot/dts/at91sam9g20.dtsi
+++ b/arch/arm/boot/dts/at91sam9g20.dtsi
@@ -16,13 +16,14 @@
reg = <0x20000000 0x08000000>;
};
- sram0: sram at 002ff000 {
- status = "disabled";
+ sram0: sram at 00200000 {
+ compatible = "mmio-sram";
+ reg = <0x00200000 0x4000>;
};
- sram1: sram at 002fc000 {
+ sram1: sram at 00300000 {
compatible = "mmio-sram";
- reg = <0x002fc000 0x8000>;
+ reg = <0x00300000 0x4000>;
};
ahb {
--
1.7.9.5
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