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From: Marek Vasut <marek.vasut+renesas@mailbox.org>
To: linux-arm-kernel@lists.infradead.org
Cc: Marek Vasut <marek.vasut+renesas@mailbox.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Magnus Damm <magnus.damm@gmail.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Rob Herring <robh@kernel.org>, Stephen Boyd <sboyd@kernel.org>,
	devicetree@vger.kernel.org, linux-clk@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org
Subject: [PATCH 0/4] Describe coresight on R-Mobile APE6
Date: Sat,  2 May 2026 20:55:41 +0200	[thread overview]
Message-ID: <20260502185557.93061-1-marek.vasut+renesas@mailbox.org> (raw)

Implement support for ZT trace bus and ZTR trace clock on R-Mobile APE6.
Describe coresight topology on R-Mobile APE6. Extend the current PTM node
with connection funnel, TPIU, ETB and replicator. The coresight on this
hardware is clocked from the ZT/ZTR trace clock.

Please note that this is written according to R-Mobile APE6 User's Manual
Rev. 0.7, Revision Date: 22-Jan-2013. I currently do not have access to
this hardware.

Marek Vasut (4):
  dt-bindings: clock: renesas,cpg-clocks: Document ZT/ZTR trace clock on
    R-Mobile APE6
  clk: renesas: r8a73a4: Implement ZT/ZTR trace clock on R-Mobile APE6
  ARM: dts: renesas: r8a73a4: Add ZT/ZTR trace clock on R-Mobile APE6
  ARM: dts: renesas: r8a73a4: Describe coresight on R-Mobile APE6

 .../bindings/clock/renesas,cpg-clocks.yaml    |   2 +
 arch/arm/boot/dts/renesas/r8a73a4.dtsi        | 114 +++++++++++++++++-
 drivers/clk/renesas/clk-r8a73a4.c             |   2 +
 include/dt-bindings/clock/r8a73a4-clock.h     |   2 +
 4 files changed, 117 insertions(+), 3 deletions(-)

---
Cc: Conor Dooley <conor+dt@kernel.org>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Krzysztof Kozlowski <krzk+dt@kernel.org>
Cc: Magnus Damm <magnus.damm@gmail.com>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: devicetree@vger.kernel.org
Cc: linux-clk@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-renesas-soc@vger.kernel.org

-- 
2.53.0


             reply	other threads:[~2026-05-02 18:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-02 18:55 Marek Vasut [this message]
2026-05-02 18:55 ` [PATCH 1/4] dt-bindings: clock: renesas,cpg-clocks: Document ZT/ZTR trace clock on R-Mobile APE6 Marek Vasut
2026-05-02 20:28   ` Rob Herring (Arm)
2026-05-02 18:55 ` [PATCH 2/4] clk: renesas: r8a73a4: Implement " Marek Vasut
2026-05-02 18:55 ` [PATCH 3/4] ARM: dts: renesas: r8a73a4: Add " Marek Vasut
2026-05-02 18:55 ` [PATCH 4/4] ARM: dts: renesas: r8a73a4: Describe coresight " Marek Vasut

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