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From: Aurelien Jarno <aurelien@aurel32.net>
To: linux-kernel@vger.kernel.org, Paul Walmsley <pjw@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>, Yixun Lan <dlan@kernel.org>
Cc: Aurelien Jarno <aurelien@aurel32.net>,
	linux-riscv@lists.infradead.org (open list:RISC-V
	ARCHITECTURE:Keyword:riscv),
	spacemit@lists.linux.dev (open list:RISC-V SPACEMIT SoC
	Support:Keyword:spacemit)
Subject: [PATCH v2 0/4] riscv: dts: spacemit: Add cpu scaling for Milk-V Jupiter
Date: Wed, 29 Jul 2026 18:00:27 +0200	[thread overview]
Message-ID: <20260729160749.1621415-1-aurelien@aurel32.net> (raw)

This series adds cpu scaling support for the Milk-V Jupiter boards.

The first commit adds it to the existing "Milk-V Jupiter (K1)" board.

The two following commits add a "Milk-V Jupiter (M1)" board, by moving
the common part, i.e. everything but the model name and the operating
point tables, in a shared DTSI file. This file is then included for both
K1 and M1 variants.

CPU frequency scaling was verified up to 1.8 GHz on the M1 board.

Changes v1 -> v2:
 - Collect Reviewed-by tag for patch 1
 - Fix copyright in patch 2
 - Use a different compatible for the M1 board

Aurelien Jarno (4):
  riscv: dts: spacemit: Add cpu scaling for Milk-V Jupiter
  riscv: dts: spacemit: Add a common board dtsi for Milk-V Jupiter
    boards
  dt-bindings: riscv: spacemit: add Milk-V Jupiter M1 compatible
  riscv: dts: spacemit: Add Milk-V Jupiter board (M1)

 .../devicetree/bindings/riscv/spacemit.yaml   |   1 +
 arch/riscv/boot/dts/spacemit/Makefile         |   1 +
 .../dts/spacemit/k1-milkv-jupiter-common.dtsi | 468 ++++++++++++++++++
 .../boot/dts/spacemit/k1-milkv-jupiter.dts    | 430 +---------------
 .../boot/dts/spacemit/m1-milkv-jupiter.dts    |  16 +
 arch/riscv/boot/dts/spacemit/m1-opp.dtsi      | 117 +++++
 6 files changed, 606 insertions(+), 427 deletions(-)
 create mode 100644 arch/riscv/boot/dts/spacemit/k1-milkv-jupiter-common.dtsi
 create mode 100644 arch/riscv/boot/dts/spacemit/m1-milkv-jupiter.dts
 create mode 100644 arch/riscv/boot/dts/spacemit/m1-opp.dtsi

-- 
2.53.0


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             reply	other threads:[~2026-07-29 16:08 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-29 16:00 Aurelien Jarno [this message]
2026-07-29 16:00 ` [PATCH v2 1/4] riscv: dts: spacemit: Add cpu scaling for Milk-V Jupiter Aurelien Jarno
2026-07-29 16:00 ` [PATCH v2 2/4] riscv: dts: spacemit: Add a common board dtsi for Milk-V Jupiter boards Aurelien Jarno
2026-07-29 16:00 ` [PATCH v2 3/4] dt-bindings: riscv: spacemit: add Milk-V Jupiter M1 compatible Aurelien Jarno
2026-07-30  7:26   ` Krzysztof Kozlowski
2026-07-30 10:06     ` Aurelien Jarno
2026-07-29 16:00 ` [PATCH v2 4/4] riscv: dts: spacemit: Add Milk-V Jupiter board (M1) Aurelien Jarno
2026-07-30  8:54   ` Yixun Lan
2026-07-30 10:13     ` Aurelien Jarno
2026-07-30 11:29       ` Yixun Lan
2026-08-02  2:21 ` (subset) [PATCH v2 0/4] riscv: dts: spacemit: Add cpu scaling for Milk-V Jupiter Yixun Lan

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