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The hardware supports one of four fixed values, and the new property is optional. Signed-off-by: Ian Ray Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/crypto/fsl,sec-v4.0-mon.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/crypto/fsl,sec-v4.0-mon.yaml b/Documentation/devicetree/bindings/crypto/fsl,sec-v4.0-mon.yaml index e879bc0be8e2..9f8e6689cd94 100644 --- a/Documentation/devicetree/bindings/crypto/fsl,sec-v4.0-mon.yaml +++ b/Documentation/devicetree/bindings/crypto/fsl,sec-v4.0-mon.yaml @@ -83,6 +83,8 @@ properties: by SNVS ONOFF, the driver can report the status of POWER key and wakeup system if pressed after system suspend. + $ref: /schemas/input/input.yaml + properties: compatible: const: fsl,sec-v4.0-pwrkey @@ -111,6 +113,9 @@ properties: maxItems: 1 default: 116 + power-off-time-sec: + enum: [0, 5, 10, 15] + required: - compatible - interrupts From patchwork Sat Mar 15 09:34:55 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ian Ray X-Patchwork-Id: 14017904 Received: from NAM11-CO1-obe.outbound.protection.outlook.com (mail-co1nam11on2040.outbound.protection.outlook.com [40.107.220.40]) (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 2CE391F8734; 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Sat, 15 Mar 2025 09:35:01 +0000 Received: from 67fd243a5d78.fihel.lab.ge-healthcare.net (zoo13.fihel.lab.ge-healthcare.net [10.168.174.111]) by builder1.fihel.lab.ge-healthcare.net (Postfix) with ESMTP id 1A856CFB75; Sat, 15 Mar 2025 11:34:57 +0200 (EET) From: Ian Ray To: dmitry.torokhov@gmail.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: ian.ray@gehealthcare.com, linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 2/2] Input: snvs_pwrkey - support power-off-time-sec Date: Sat, 15 Mar 2025 11:34:55 +0200 Message-Id: <20250315093455.1100-3-ian.ray@gehealthcare.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250315093455.1100-1-ian.ray@gehealthcare.com> References: <20250315093455.1100-1-ian.ray@gehealthcare.com> Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ1PEPF00001CE5:EE_|BL1PPFAA7FD2635:EE_ X-MS-Office365-Filtering-Correlation-Id: b57f156a-4e0e-47c8-c416-08dd63a4a8d1 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|82310400026|1800799024|36860700013; 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X-OriginatorOrg: gehealthcare.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Mar 2025 09:35:01.0053 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b57f156a-4e0e-47c8-c416-08dd63a4a8d1 X-MS-Exchange-CrossTenant-Id: 9a309606-d6ec-4188-a28a-298812b4bbbf X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=9a309606-d6ec-4188-a28a-298812b4bbbf;Ip=[165.85.157.49];Helo=[atlrelay1.compute.ge-healthcare.net] X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: TreatMessagesAsInternal-SJ1PEPF00001CE5.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PPFAA7FD2635 The power-off time is configured in LPCR[17:16] BTN_PRESS_TIME: * b00: 5 seconds (SoC default) * b01: 10 seconds * b10: 15 seconds * b11: PMIC is not disabled Signed-off-by: Ian Ray --- drivers/input/keyboard/snvs_pwrkey.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c index f7b5f1e25c80..d7372ace694a 100644 --- a/drivers/input/keyboard/snvs_pwrkey.c +++ b/drivers/input/keyboard/snvs_pwrkey.c @@ -27,6 +27,8 @@ #define SNVS_HPSR_BTN BIT(6) #define SNVS_LPSR_SPO BIT(18) #define SNVS_LPCR_DEP_EN BIT(5) +#define SNVS_LPCR_BPT_SHIFT 16 +#define SNVS_LPCR_BPT_MASK (3 << SNVS_LPCR_BPT_SHIFT) #define DEBOUNCE_TIME 30 #define REPEAT_INTERVAL 60 @@ -114,6 +116,8 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev) struct device_node *np; struct clk *clk; int error; + unsigned int val; + unsigned int bpt; u32 vid; /* Get SNVS register Page */ @@ -148,6 +152,24 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev) if (pdata->irq < 0) return -EINVAL; + if (!of_property_read_u32(np, "power-off-time-sec", &val)) { + switch (val) { + case 0: + bpt = 0x3; + break; + case 5: + case 10: + case 15: + bpt = (val / 5) - 1; + break; + default: + dev_err(&pdev->dev, "power-off-time-sec %d out of range\n", val); + return -EINVAL; + } + + regmap_update_bits(pdata->snvs, SNVS_LPCR_REG, SNVS_LPCR_BPT_MASK, bpt << SNVS_LPCR_BPT_SHIFT); + } + regmap_read(pdata->snvs, SNVS_HPVIDR1_REG, &vid); pdata->minor_rev = vid & 0xff;