Thread (12 messages) 12 messages, 4 authors, 2026-05-13
COLD32d

[PATCH 2/4] clk: renesas: r8a73a4: Implement ZT/ZTR trace clock on R-Mobile APE6

From: Marek Vasut <marek.vasut+renesas@mailbox.org>
Date: 2026-05-02 18:56:23
Also in: linux-arm-kernel, linux-clk, linux-renesas-soc, lkml
Subsystem: common clk framework, renesas clock drivers, the rest · Maintainers: Michael Turquette, Stephen Boyd, Geert Uytterhoeven, Linus Torvalds

Implement ZT trace bus and ZTR trace clock on the R-Mobile APE6.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
---
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
---
 drivers/clk/renesas/clk-r8a73a4.c | 2 ++
 1 file changed, 2 insertions(+)
diff --git a/drivers/clk/renesas/clk-r8a73a4.c b/drivers/clk/renesas/clk-r8a73a4.c
index 7f47644396e6c..11b387f1ab30a 100644
--- a/drivers/clk/renesas/clk-r8a73a4.c
+++ b/drivers/clk/renesas/clk-r8a73a4.c
@@ -43,6 +43,8 @@ static struct div4_clk div4_clks[] = {
 	{ "m1", CPG_FRQCRA,  4 },
 	{ "m2", CPG_FRQCRA,  0 },
 	{ "zx", CPG_FRQCRB, 12 },
+	{ "ztr", CPG_FRQCRB, 16 },
+	{ "zt", CPG_FRQCRB, 12 },
 	{ "zs", CPG_FRQCRB,  8 },
 	{ "hp", CPG_FRQCRB,  4 },
 	{ NULL, 0, 0 },
-- 
2.53.0
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