30 lines
914 B
Diff
30 lines
914 B
Diff
From 512c554e882c8e326bffb5d8ac1d5f22d5b85012 Mon Sep 17 00:00:00 2001
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From: Sascha Hauer <s.hauer@pengutronix.de>
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Date: Wed, 24 May 2023 10:31:52 +0200
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Subject: [PATCH 412/414] arm64: dts: rockchip: rk356x: Add DFI
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The DFI unit can be used to measure DRAM utilization using perf. Add the
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node to the device tree.
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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---
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arch/arm64/boot/dts/rockchip/rk356x.dtsi | 7 +++++++
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1 file changed, 7 insertions(+)
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--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
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+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
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@@ -956,6 +956,13 @@
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reg = <0x0 0xfe1a8100 0x0 0x20>;
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};
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+ dfi: dfi@fe230000 {
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+ compatible = "rockchip,rk3568-dfi";
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+ reg = <0x00 0xfe230000 0x00 0x400>;
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+ interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
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+ rockchip,pmu = <&pmugrf>;
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+ };
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+
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pcie2x1: pcie@fe260000 {
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compatible = "rockchip,rk3568-pcie";
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reg = <0x3 0xc0000000 0x0 0x00400000>,
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