Linux GPIO subsystem development
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From: Long Zhao via B4 Relay <devnull+longzhao.ambarella.com@kernel.org>
To: Arnd Bergmann <arnd@arndb.de>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	 Alexandre Belloni <alexandre.belloni@bootlin.com>,
	soc@lists.linux.dev,  linux-arm-kernel@lists.infradead.org
Cc: "Long Zhao" <longzhao@ambarella.com>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	"Michael Turquette" <mturquette@baylibre.com>,
	"Stephen Boyd" <sboyd@kernel.org>,
	"Jerome Brunet" <jbrunet@baylibre.com>,
	"Linus Walleij" <linusw@kernel.org>,
	"Bartosz Golaszewski" <brgl@kernel.org>,
	"Michael Walle" <mwalle@kernel.org>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Jiri Slaby" <jirislaby@kernel.org>,
	"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
	"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
	"Catalin Marinas" <catalin.marinas@arm.com>,
	"Will Deacon" <will@kernel.org>, "Long Zhao" <zl020895@163.com>,
	"Lee Jones" <lee@kernel.org>,
	mfd@lists.linux.dev, devicetree@vger.kernel.org,
	linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org,
	linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
	"Krzysztof Kozlowski" <krzysztof.kozlowski@oss.qualcomm.com>
Subject: [PATCH v9 02/15] dt-bindings: mfd: syscon: add Ambarella CV75 secure scratchpad
Date: Thu, 01 Oct 2026 20:40:51 +0800	[thread overview]
Message-ID: <20261001-cv75-v5-v9-2-486cc289a4b8@ambarella.com> (raw)
In-Reply-To: <20261001-cv75-v5-v9-0-486cc289a4b8@ambarella.com>

From: Long Zhao <longzhao@ambarella.com>

Allow ambarella,cv75-sec-scratchpad as a syscon for the shared secure
scratchpad registers on CV75.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Long Zhao <longzhao@ambarella.com>
---
 Documentation/devicetree/bindings/mfd/syscon.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/mfd/syscon.yaml b/Documentation/devicetree/bindings/mfd/syscon.yaml
index fe882d3f828b..9ebf702c06f1 100644
--- a/Documentation/devicetree/bindings/mfd/syscon.yaml
+++ b/Documentation/devicetree/bindings/mfd/syscon.yaml
@@ -32,6 +32,7 @@ properties:
               - allwinner,sun50i-a64-system-controller
               - altr,l3regs
               - altr,sdr-ctl
+              - ambarella,cv75-sec-scratchpad
               - amd,pensando-elba-syscon
               - amlogic,meson-mx-assist
               - amlogic,meson-mx-bootrom

-- 
2.34.1



  parent reply	other threads:[~2026-10-01 12:41 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-01 12:40 [PATCH v9 00/15] Ambarella CV75 SoC minimal bring-up Long Zhao via B4 Relay
2026-10-01 12:40 ` [PATCH v9 01/15] dt-bindings: arm: add Ambarella CV75 platforms Long Zhao via B4 Relay
2026-10-01 12:40 ` Long Zhao via B4 Relay [this message]
2026-10-01 12:40 ` [PATCH v9 03/15] dt-bindings: clock: add Ambarella CV75 RCT Long Zhao via B4 Relay
2026-10-01 12:40 ` [PATCH v9 04/15] dt-bindings: gpio: pl061: add Ambarella CV75 variant Long Zhao via B4 Relay
2026-10-01 19:23   ` Conor Dooley
2026-10-01 19:36     ` Linus Walleij
2026-10-01 21:16       ` Conor Dooley
2026-10-01 12:40 ` [PATCH v9 05/15] dt-bindings: serial: snps-dw-apb-uart: add ambarella,cv75-uart Long Zhao via B4 Relay
2026-10-01 12:40 ` [PATCH v9 06/15] clk: ambarella: add CV75 RCT clock controller Long Zhao via B4 Relay
2026-10-02  8:10   ` Andy Shevchenko
2026-10-01 12:40 ` [PATCH v9 07/15] gpiolib: regmap: add GPIO_REGMAP_QUIRK_SET_AFTER_DIR Long Zhao via B4 Relay
2026-10-02  7:41   ` Andy Shevchenko
2026-10-01 12:40 ` [PATCH v9 08/15] gpio: pl061: convert register access to regmap Long Zhao via B4 Relay
2026-10-02  8:26   ` Andy Shevchenko
2026-10-01 12:40 ` [PATCH v9 09/15] gpio: pl061: use IRQ_TYPE_LEVEL_MASK and IRQ_TYPE_EDGE_BOTH Long Zhao via B4 Relay
2026-10-02  9:22   ` Andy Shevchenko
2026-10-01 12:40 ` [PATCH v9 10/15] gpio: pl061: use cleanup helpers for locks Long Zhao via B4 Relay
2026-10-01 12:41 ` [PATCH v9 11/15] gpio: pl061: switch data path to gpio-regmap Long Zhao via B4 Relay
2026-10-01 12:41 ` [PATCH v9 12/15] gpio: pl061: add Ambarella register-layout variant Long Zhao via B4 Relay
2026-10-01 12:41 ` [PATCH v9 13/15] serial: 8250_dw: add Ambarella CV75 quirks Long Zhao via B4 Relay
2026-10-01 12:52   ` Greg Kroah-Hartman
2026-10-01 19:20     ` Linus Walleij
2026-10-02  2:17       ` zl020895
2026-10-02  8:09         ` Jerome Brunet
2026-10-01 12:41 ` [PATCH v9 14/15] arm64: ambarella: add ARCH_AMBARELLA and CV75 EVK DT Long Zhao via B4 Relay
2026-10-01 12:41 ` [PATCH v9 15/15] MAINTAINERS: add ARM/AMBARELLA SoC support Long Zhao via B4 Relay

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