[RESEND PATCH v8 net-next 02/15] dts: marvell: add CM3 SRAM memory to cp11x ethernet device tree

stefanc at marvell.com stefanc at marvell.com
Sun Feb 7 03:19:11 EST 2021


From: Konstantin Porotchkin <kostap at marvell.com>

CM3 SRAM address space would be used for Flow Control configuration.

Signed-off-by: Stefan Chulski <stefanc at marvell.com>
Signed-off-by: Konstantin Porotchkin <kostap at marvell.com>
---
 arch/arm64/boot/dts/marvell/armada-cp11x.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi b/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
index 9dcf16b..359cf42 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp11x.dtsi
@@ -69,6 +69,8 @@
 			status = "disabled";
 			dma-coherent;
 
+			cm3-mem = <&CP11X_LABEL(cm3_sram)>;
+
 			CP11X_LABEL(eth0): eth0 {
 				interrupts = <39 IRQ_TYPE_LEVEL_HIGH>,
 					<43 IRQ_TYPE_LEVEL_HIGH>,
@@ -211,6 +213,14 @@
 			};
 		};
 
+		CP11X_LABEL(cm3_sram): cm3 at 220000 {
+			compatible = "mmio-sram";
+			reg = <0x220000 0x800>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0x220000 0x800>;
+		};
+
 		CP11X_LABEL(rtc): rtc at 284000 {
 			compatible = "marvell,armada-8k-rtc";
 			reg = <0x284000 0x20>, <0x284080 0x24>;
-- 
1.9.1




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