From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A142E2FF67A; Tue, 26 Aug 2025 11:18:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756207121; cv=none; b=epE88wsjQBcFZGid6jCHi2BeeuaX0wqNQp+sPJ0OM0fg2bvWBUwGDz4+MwPlRuw8T9iEGQ/3aw4ew3VwJuspJBOhEOcTtevVaKp0RGvy8H7C7hAM00QocIfnxXwYyHe/nCeLvsPowhtu9C5oE0wojTUyV89o+6AdeIeUIjHaHEg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756207121; c=relaxed/simple; bh=DUEKxbJX+9BHvct5zwpvJoYYOMaM5lOOSZqRphaqQX8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NovuA5q0scwTChhJx9q1Iefk80orWA5cMfZgDXyMHXRitW7teVZFxdIlzREqH/bDPqedYHM+um+DDrywBcl5hn4dO6PaGhNdixxrJ/ttD238io/5JOtXnO0FIGmqNTw1RcS/kvHguwNE7m077G49TqEDBMDxA9nNDn6HNDHZbZ8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=aGdBqO8Z; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="aGdBqO8Z" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CE6CFC4CEF1; Tue, 26 Aug 2025 11:18:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1756207121; bh=DUEKxbJX+9BHvct5zwpvJoYYOMaM5lOOSZqRphaqQX8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aGdBqO8ZOoiqA0TE7FLx0RaQWbjT4mnXzsQgNJ0iOpFibSrm0ysZYCr8hmDhDEsd4 sqWlMrZKk7o2muUksxBklXZ5837c8g5goIwfx82QXKMLlKE9O/u9TadMfbni/8FYEe AXrRwOrk3J+eU67iyQ2i3YdFPfE747Y7BXxyyg5g= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Emanuele Ghidoli , Francesco Dolcini , Vignesh Raghavendra Subject: [PATCH 6.16 059/457] arm64: dts: ti: k3-am62-verdin: Enable pull-ups on I2C buses Date: Tue, 26 Aug 2025 13:05:43 +0200 Message-ID: <20250826110938.815407241@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250826110937.289866482@linuxfoundation.org> References: <20250826110937.289866482@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Emanuele Ghidoli commit bdf4252f736cc1d2a8e3e633c70fe6c728f0756e upstream. Enable internal bias pull-ups on the SoC-side I2C buses that do not have external pull resistors populated on the SoM. This ensures proper default line levels. Cc: stable@vger.kernel.org Fixes: 316b80246b16 ("arm64: dts: ti: add verdin am62") Signed-off-by: Emanuele Ghidoli Reviewed-by: Francesco Dolcini Link: https://lore.kernel.org/r/20250528110741.262336-1-ghidoliemanuele@gmail.com Signed-off-by: Vignesh Raghavendra Signed-off-by: Greg Kroah-Hartman --- arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) --- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi @@ -507,16 +507,16 @@ /* Verdin I2C_2_DSI */ pinctrl_i2c2: main-i2c2-default-pins { pinctrl-single,pins = < - AM62X_IOPAD(0x00b0, PIN_INPUT, 1) /* (K22) GPMC0_CSn2.I2C2_SCL */ /* SODIMM 55 */ - AM62X_IOPAD(0x00b4, PIN_INPUT, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */ /* SODIMM 53 */ + AM62X_IOPAD(0x00b0, PIN_INPUT_PULLUP, 1) /* (K22) GPMC0_CSn2.I2C2_SCL */ /* SODIMM 55 */ + AM62X_IOPAD(0x00b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */ /* SODIMM 53 */ >; }; /* Verdin I2C_4_CSI */ pinctrl_i2c3: main-i2c3-default-pins { pinctrl-single,pins = < - AM62X_IOPAD(0x01d0, PIN_INPUT, 2) /* (A15) UART0_CTSn.I2C3_SCL */ /* SODIMM 95 */ - AM62X_IOPAD(0x01d4, PIN_INPUT, 2) /* (B15) UART0_RTSn.I2C3_SDA */ /* SODIMM 93 */ + AM62X_IOPAD(0x01d0, PIN_INPUT_PULLUP, 2) /* (A15) UART0_CTSn.I2C3_SCL */ /* SODIMM 95 */ + AM62X_IOPAD(0x01d4, PIN_INPUT_PULLUP, 2) /* (B15) UART0_RTSn.I2C3_SDA */ /* SODIMM 93 */ >; }; @@ -786,8 +786,8 @@ /* Verdin I2C_3_HDMI */ pinctrl_mcu_i2c0: mcu-i2c0-default-pins { pinctrl-single,pins = < - AM62X_MCU_IOPAD(0x0044, PIN_INPUT, 0) /* (A8) MCU_I2C0_SCL */ /* SODIMM 59 */ - AM62X_MCU_IOPAD(0x0048, PIN_INPUT, 0) /* (D10) MCU_I2C0_SDA */ /* SODIMM 57 */ + AM62X_MCU_IOPAD(0x0044, PIN_INPUT_PULLUP, 0) /* (A8) MCU_I2C0_SCL */ /* SODIMM 59 */ + AM62X_MCU_IOPAD(0x0048, PIN_INPUT_PULLUP, 0) /* (D10) MCU_I2C0_SDA */ /* SODIMM 57 */ >; };