From: Tomer Maimon <tmaimon77@gmail.com>
To: andrew@codeconstruct.com.au, robh@kernel.org, krzk+dt@kernel.org,
conor+dt@kernel.org
Cc: openbmc@lists.ozlabs.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, avifishman70@gmail.com,
tmaimon77@gmail.com, tali.perry1@gmail.com, venture@google.com,
yuenn@google.com, benjaminfair@google.com
Subject: [PATCH RESEND v10 2/6] arm64: dts: nuvoton: npcm845: Split APB address ranges
Date: Wed, 7 Oct 2026 10:26:41 +0300 [thread overview]
Message-ID: <20261007072645.1618147-3-tmaimon77@gmail.com> (raw)
In-Reply-To: <20261007072645.1618147-1-tmaimon77@gmail.com>
Describe the F0000000 and FFF00000 APB windows as separate bus
nodes. This lets each bus use child unit addresses relative to its
own range.
Keep this structural APB update before the peripheral additions so
nodes can be added directly under the correct bus.
Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
---
.../boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
index ab8a01c..a92fbd3 100644
--- a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
+++ b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
@@ -51,13 +51,12 @@
reg = <0x0 0xf0800000 0x0 0x1000>;
};
- apb {
+ apb@f0000000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "simple-bus";
interrupt-parent = <&gic>;
- ranges = <0x0 0x0 0xf0000000 0x00300000>,
- <0xfff00000 0x0 0xfff00000 0x00016000>;
+ ranges = <0x0 0x0 0xf0000000 0x00300000>;
peci: peci-controller@100000 {
compatible = "nuvoton,npcm845-peci";
@@ -164,6 +163,13 @@
};
+ apb@fff00000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ interrupt-parent = <&gic>;
+ ranges = <0xfff00000 0x0 0xfff00000 0x00016000>;
+ };
};
pinctrl: pinctrl@f0010000 {
--
2.34.1
next prev parent reply other threads:[~2026-10-07 7:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-07 7:26 [PATCH RESEND v10 0/6] arm64: dts: nuvoton: add NPCM845 SoC and EVB support Tomer Maimon
2026-10-07 7:26 ` [PATCH RESEND v10 1/6] arm64: dts: nuvoton: npcm845: Drop redundant timer clock-names Tomer Maimon
2026-10-07 7:26 ` Tomer Maimon [this message]
2026-10-07 7:26 ` [PATCH RESEND v10 3/6] arm64: dts: nuvoton: npcm845: Reorder timer0 and PECI nodes Tomer Maimon
2026-10-07 7:26 ` [PATCH RESEND v10 4/6] arm64: dts: nuvoton: npcm845: Add peripheral nodes Tomer Maimon
2026-10-07 7:26 ` [PATCH RESEND v10 5/6] arm64: dts: nuvoton: npcm845-evb: Fix DTS coding style Tomer Maimon
2026-10-07 7:26 ` [PATCH RESEND v10 6/6] arm64: dts: nuvoton: npcm845-evb: Add peripheral nodes Tomer Maimon
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