[PATCH 6/9] ARM: dts: r8a7791: Reserve SRAM for the SMP jump stub

Geert Uytterhoeven geert+renesas at glider.be
Tue Jul 4 08:41:40 PDT 2017


Reserve SRAM for the jump stub for CPU core bringup.

Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
---
 arch/arm/boot/dts/r8a7791.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index f4748a9cb0375e4d..e135da440eed7b94 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -898,6 +898,14 @@
 	icram1:	sram at e63c0000 {
 		compatible = "mmio-sram";
 		reg = <0 0xe63c0000 0 0x1000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0 0 0xe63c0000 0x1000>;
+
+		smp-sram at 0 {
+			compatible = "renesas,smp-sram";
+			reg = <0 0x10>;
+		};
 	};
 
 	ether: ethernet at ee700000 {
-- 
2.7.4




More information about the linux-arm-kernel mailing list