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From: Alexander Dahl <ada@thorsis.com>
To: Claudiu Beznea <claudiu.beznea@tuxon.dev>
Cc: Nicolas Ferre <nicolas.ferre@microchip.com>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Ryan Wanner <ryan.wanner@microchip.com>,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
	Stephen Boyd <sboyd@kernel.org>,
	Brian Masney <bmasney+clk@redhat.com>,
	Jerome Brunet <jbrunet+clk@baylibre.com>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>
Subject: [PATCH v4 03/16] dt-bindings: clock: at91: Allow referencing main rc oscillator in DT
Date: Thu,  5 Nov 2026 12:06:39 +0100	[thread overview]
Message-ID: <20261105110715.2486432-4-ada@thorsis.com> (raw)
In-Reply-To: <20261105110715.2486432-1-ada@thorsis.com>

The main rc oscillator will be needed for the OTPC to work properly.

The new index introduced here was not used on the four affected SoC
clock drivers before.

Link: https://lore.kernel.org/linux-devicetree/20250207-jailbird-circus-bcc04ee90e05@thorsis.com/T/#u
Signed-off-by: Alexander Dahl <ada@thorsis.com>
---

Notes:
    v4:
    - change index for sama7g5 and sama7d65 after re-adding unused PLLs in patch 2
    
    v3:
    - adapt to different base changes, added lines are the same
    
    v2:
    - new patch, not present in v1

 include/dt-bindings/clock/microchip,sam9x60-pmc.h  | 1 +
 include/dt-bindings/clock/microchip,sam9x7-pmc.h   | 1 +
 include/dt-bindings/clock/microchip,sama7d65-pmc.h | 1 +
 include/dt-bindings/clock/microchip,sama7g5-pmc.h  | 1 +
 4 files changed, 4 insertions(+)

diff --git a/include/dt-bindings/clock/microchip,sam9x60-pmc.h b/include/dt-bindings/clock/microchip,sam9x60-pmc.h
index 050e5e774b274..830e247ba2532 100644
--- a/include/dt-bindings/clock/microchip,sam9x60-pmc.h
+++ b/include/dt-bindings/clock/microchip,sam9x60-pmc.h
@@ -10,6 +10,7 @@
 #define SAM9X60_PMC_MCK		1
 #define SAM9X60_PMC_UPLLCK	2
 #define SAM9X60_PMC_MAIN	3
+#define SAM9X60_PMC_MAIN_RC	6
 #define SAM9X60_PMC_PLLACK	7
 
 #endif
diff --git a/include/dt-bindings/clock/microchip,sam9x7-pmc.h b/include/dt-bindings/clock/microchip,sam9x7-pmc.h
index 292c5873e101e..58d2a08116795 100644
--- a/include/dt-bindings/clock/microchip,sam9x7-pmc.h
+++ b/include/dt-bindings/clock/microchip,sam9x7-pmc.h
@@ -10,6 +10,7 @@
 #define SAM9X7_PMC_MCK		1
 #define SAM9X7_PMC_UPLLCK	2
 #define SAM9X7_PMC_MAIN		3
+#define SAM9X7_PMC_MAIN_RC	6
 #define SAM9X7_PMC_PLLACK	7
 #define SAM9X7_PMC_AUDIOPMCPLL	9
 #define SAM9X7_PMC_AUDIOIOPLL	10
diff --git a/include/dt-bindings/clock/microchip,sama7d65-pmc.h b/include/dt-bindings/clock/microchip,sama7d65-pmc.h
index 08581418b9115..17105a6bedb54 100644
--- a/include/dt-bindings/clock/microchip,sama7d65-pmc.h
+++ b/include/dt-bindings/clock/microchip,sama7d65-pmc.h
@@ -19,6 +19,7 @@
 #define SAMA7D65_PMC_AUDIOIOPLL		10
 #define SAMA7D65_PMC_ETHPLL		11
 #define SAMA7D65_PMC_MCK1		13
+#define SAMA7D65_PMC_MAIN_RC		14
 #define SAMA7D65_PMC_LVDSPLL		15
 #define SAMA7D65_PMC_MCK3		16
 #define SAMA7D65_PMC_MCK5		17
diff --git a/include/dt-bindings/clock/microchip,sama7g5-pmc.h b/include/dt-bindings/clock/microchip,sama7g5-pmc.h
index 27668634b0a2b..4a1c4af8ecc9a 100644
--- a/include/dt-bindings/clock/microchip,sama7g5-pmc.h
+++ b/include/dt-bindings/clock/microchip,sama7g5-pmc.h
@@ -19,5 +19,6 @@
 #define SAMA7G5_PMC_AUDIOIOPLL	10
 #define SAMA7G5_PMC_ETHPLL	11
 #define SAMA7G5_PMC_MCK1	13
+#define SAMA7G5_PMC_MAIN_RC	14
 
 #endif
-- 
2.47.3


  parent reply	other threads:[~2026-11-05 11:07 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-05 11:06 [PATCH v4 00/16] Microchip OTPC driver on SAM9X60 exposing UIDxR as additional nvmem device Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 01/16] MAINTAINERS: Add sam9/sama to (AT91) SoC support Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 02/16] dt-bindings: clock: at91: Split up per SoC partially Alexander Dahl
2026-11-05 11:06 ` Alexander Dahl [this message]
2026-11-05 11:06 ` [PATCH v4 04/16] clk: at91: Use new per SoC PMC clock index definitions Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 05/16] clk: at91: Allow enabling main_rc_osc through DT Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 06/16] clk: at91: Add peripheral clock id for OTPC Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 07/16] dt-bindings: nvmem: microchip-otpc: Add required clocks Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 08/16] nvmem: microchip-otpc: Avoid reading a write-only register Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 09/16] nvmem: microchip-otpc: Fix swapped 'sleep' and 'timeout' parameters Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 10/16] nvmem: microchip-otpc: Enable necessary clocks Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 11/16] nvmem: microchip-otpc: Expose UID registers as 2nd nvmem device Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 12/16] ARM: dts: microchip: Use new per SoC PMC bindings Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 13/16] ARM: dts: microchip: sama7g5: Add OTPC clocks Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 14/16] ARM: dts: microchip: sam9x60: Add OTPC node Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 15/16] ARM: dts: microchip: sam9x60_curiosity: Enable OTP Controller Alexander Dahl
2026-11-05 11:06 ` [PATCH v4 16/16] dt-bindings: clock: at91: Remove old PMC definitions Alexander Dahl

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