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From: Alex Elder <elder@riscstar.com>
To: p.zabel@pengutronix.de, mturquette@baylibre.com,
	sboyd@kernel.org, dlan@gentoo.org
Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
	heylenay@4d2.org, guodong@riscstar.com, paul.walmsley@sifive.com,
	palmer@dabbelt.com, aou@eecs.berkeley.edu,
	spacemit@lists.linux.dev, devicetree@vger.kernel.org,
	linux-clk@vger.kernel.org, linux-riscv@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH RESEND 7/7] riscv: dts: spacemit: add reset support for the K1 SoC
Date: Fri, 21 Mar 2025 10:18:30 -0500	[thread overview]
Message-ID: <20250321151831.623575-8-elder@riscstar.com> (raw)
In-Reply-To: <20250321151831.623575-1-elder@riscstar.com>

Define syscon nodes for the RCPU, RCPU2, and APBC2 SpacemiT CCUS, which
currently support resets but not clocks in the SpacemiT K1.

Signed-off-by: Alex Elder <elder@riscstar.com>
---
 arch/riscv/boot/dts/spacemit/k1.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi
index 09a9100986b19..f86d1b58c6d35 100644
--- a/arch/riscv/boot/dts/spacemit/k1.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k1.dtsi
@@ -350,6 +350,18 @@ soc {
 		dma-noncoherent;
 		ranges;
 
+		syscon_rcpu: system-controller@c0880000 {
+			compatible = "spacemit,k1-syscon-rcpu";
+			reg = <0x0 0xc0880000 0x0 0x2048>;
+			#reset-cells = <1>;
+		};
+
+		syscon_rcpu2: system-controller@c0888000 {
+			compatible = "spacemit,k1-syscon-rcpu2";
+			reg = <0x0 0xc0888000 0x0 0x28>;
+			#reset-cells = <1>;
+		};
+
 		syscon_apbc: system-control@d4015000 {
 			compatible = "spacemit,k1-syscon-apbc";
 			reg = <0x0 0xd4015000 0x0 0x1000>;
@@ -518,6 +530,12 @@ clint: timer@e4000000 {
 					      <&cpu7_intc 3>, <&cpu7_intc 7>;
 		};
 
+		syscon_apbc2: system-controller@f0610000 {
+			compatible = "spacemit,k1-syscon-apbc2";
+			reg = <0x0 0xf0610000 0x0 0x20>;
+			#reset-cells = <1>;
+		};
+
 		sec_uart1: serial@f0612000 {
 			compatible = "spacemit,k1-uart", "intel,xscale-uart";
 			reg = <0x0 0xf0612000 0x0 0x100>;
-- 
2.43.0


  parent reply	other threads:[~2025-03-21 15:18 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-21 15:18 [PATCH RESEND 0/7] clk: spacemit: add K1 reset support Alex Elder
2025-03-21 15:18 ` [PATCH RESEND 1/7] dt-bindings: soc: spacemit: define spacemit,k1-ccu resets Alex Elder
2025-03-21 20:42   ` Rob Herring
2025-03-21 22:25   ` Yixun Lan
2025-03-22 14:27     ` Alex Elder
2025-03-22 16:51       ` Yixun Lan
2025-03-21 15:18 ` [PATCH RESEND 2/7] clk: spacemit: define struct k1_ccu_data Alex Elder
2025-03-22 15:50   ` Yixun Lan
2025-03-23 12:43     ` Alex Elder
2025-03-23 13:04       ` Yixun Lan
2025-03-23 22:30         ` Alex Elder
2025-03-28 17:24     ` Alex Elder
2025-03-24 11:53   ` Haylen Chu
2025-03-24 12:17     ` Alex Elder
2025-03-21 15:18 ` [PATCH RESEND 3/7] clk: spacemit: add reset controller support Alex Elder
2025-03-22 16:19   ` Yixun Lan
2025-03-23 13:23     ` Alex Elder
2025-03-24  6:40       ` Yixun Lan
2025-03-24 12:20   ` Haylen Chu
2025-03-24 12:52     ` Alex Elder
2025-03-21 15:18 ` [PATCH RESEND 4/7] clk: spacemit: define existing syscon resets Alex Elder
2025-03-22 16:29   ` Yixun Lan
2025-03-23 13:23     ` Alex Elder
2025-03-24  6:24       ` Yixun Lan
2025-03-21 15:18 ` [PATCH RESEND 5/7] clk: spacemit: make clocks optional Alex Elder
2025-03-21 15:18 ` [PATCH RESEND 6/7] clk: spacemit: define new syscons with only resets Alex Elder
2025-03-22 16:42   ` Yixun Lan
2025-03-23 13:23     ` Alex Elder
2025-03-24  6:21       ` Yixun Lan
2025-03-28 17:24         ` Alex Elder
2025-03-21 15:18 ` Alex Elder [this message]
2025-03-22 16:48   ` [PATCH RESEND 7/7] riscv: dts: spacemit: add reset support for the K1 SoC Yixun Lan
2025-03-23 13:23     ` Alex Elder
2025-03-24  6:06       ` Yixun Lan

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