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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 0/3] riscv: dts: spacemit: Add cpu scaling for Milk-V Jupiter
Date: Tue, 28 Jul 2026 23:05:05 +0200	[thread overview]
Message-ID: <20260728211020.1248676-1-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.

Aurelien Jarno (3):
  riscv: dts: spacemit: Add cpu scaling for Milk-V Jupiter
  riscv: dts: spacemit: Add a common board dtsi for Milk-V Jupiter
    boards
  riscv: dts: spacemit: Add Milk-V Jupiter board (M1)

 arch/riscv/boot/dts/spacemit/Makefile         |   1 +
 .../dts/spacemit/k1-milkv-jupiter-common.dtsi | 469 ++++++++++++++++++
 .../boot/dts/spacemit/k1-milkv-jupiter.dts    | 433 +---------------
 .../boot/dts/spacemit/m1-milkv-jupiter.dts    |  11 +
 arch/riscv/boot/dts/spacemit/m1-opp.dtsi      | 117 +++++
 5 files changed, 601 insertions(+), 430 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


             reply	other threads:[~2026-07-28 21:10 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-28 21:05 Aurelien Jarno [this message]
2026-07-28 21:05 ` [PATCH 1/3] " Aurelien Jarno
     [not found]   ` <20260728211959.4174F1F000E9@smtp.kernel.org>
2026-07-29  9:36     ` Aurelien Jarno
2026-07-29  9:54       ` Yixun Lan
2026-07-28 21:05 ` [PATCH 2/3] riscv: dts: spacemit: Add a common board dtsi for Milk-V Jupiter boards Aurelien Jarno
     [not found]   ` <20260728212345.A0CFE1F000E9@smtp.kernel.org>
2026-07-29  9:37     ` Aurelien Jarno
2026-07-28 21:05 ` [PATCH 3/3] riscv: dts: spacemit: Add Milk-V Jupiter board (M1) Aurelien Jarno
     [not found]   ` <20260728212841.4C3E41F000E9@smtp.kernel.org>
2026-07-29  9:40     ` Aurelien Jarno
2026-07-29  1:32 ` [PATCH 0/3] riscv: dts: spacemit: Add cpu scaling for Milk-V Jupiter Yixun Lan
2026-07-29  9:34   ` Aurelien Jarno
2026-07-29  9:43     ` Yixun Lan
2026-07-29 15:16       ` Aurelien Jarno

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