[openwrt/openwrt] qualcommax: 6.12: pwm: use devm_clk_get_enabled()

[LEDE Commits]

robimarko pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/2018a6121106b6844030b67722a0829001fdeb42

commit 2018a6121106b6844030b67722a0829001fdeb42
Author: Robert Marko <robimarko at gmail.com>
AuthorDate: Mon May 12 12:56:58 2025 +0200

    qualcommax: 6.12: pwm: use devm_clk_get_enabled()
    
    Using devm_clk_get_enabled() allows simplification of the driver and
    dropping of the .remove OP as well.
    
    Link: https://github.com/openwrt/openwrt/pull/18795
    Signed-off-by: Robert Marko <robimarko at gmail.com>
---
 ...pwm-driver-for-qualcomm-ipq6018-pwm-block.patch | 22 +++-------------------
 1 file changed, 3 insertions(+), 19 deletions(-)

diff --git a/target/linux/qualcommax/patches-6.12/0141-pwm-driver-for-qualcomm-ipq6018-pwm-block.patch b/target/linux/qualcommax/patches-6.12/0141-pwm-driver-for-qualcomm-ipq6018-pwm-block.patch
index 05723615e3..c01997a8e1 100644
--- a/target/linux/qualcommax/patches-6.12/0141-pwm-driver-for-qualcomm-ipq6018-pwm-block.patch
+++ b/target/linux/qualcommax/patches-6.12/0141-pwm-driver-for-qualcomm-ipq6018-pwm-block.patch
@@ -51,7 +51,7 @@ Signed-off-by: Devi Priya <quic_devipriy at quicinc.com>
  obj-$(CONFIG_PWM_KEEMBAY)	+= pwm-keembay.o
 --- /dev/null
 +++ b/drivers/pwm/pwm-ipq.c
-@@ -0,0 +1,277 @@
+@@ -0,0 +1,261 @@
 +// SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
 +/*
 + * Copyright (c) 2016-2017, 2020 The Linux Foundation. All rights reserved.
@@ -277,40 +277,25 @@ Signed-off-by: Devi Priya <quic_devipriy at quicinc.com>
 +		return PTR_ERR(chip);
 +	pwm = ipq_pwm_from_chip(chip);
 +
-+	platform_set_drvdata(pdev, pwm);
-+
 +	pwm->mem = devm_platform_ioremap_resource(pdev, 0);
 +	if (IS_ERR(pwm->mem))
 +		return dev_err_probe(dev, PTR_ERR(pwm->mem),
 +				"regs map failed");
 +
-+	pwm->clk = devm_clk_get(dev, NULL);
++	pwm->clk = devm_clk_get_enabled(dev, NULL);
 +	if (IS_ERR(pwm->clk))
 +		return dev_err_probe(dev, PTR_ERR(pwm->clk),
 +				"failed to get clock");
 +
-+	ret = clk_prepare_enable(pwm->clk);
-+	if (ret)
-+		return dev_err_probe(dev, ret, "clock enable failed");
-+
 +	chip->ops = &ipq_pwm_ops;
 +
 +	ret = devm_pwmchip_add(dev, chip);
-+	if (ret < 0) {
++	if (ret < 0)
 +		dev_err_probe(dev, ret, "devm_pwmchip_add() failed\n");
-+		clk_disable_unprepare(pwm->clk);
-+	}
 +
 +	return ret;
 +}
 +
-+static void ipq_pwm_remove(struct platform_device *pdev)
-+{
-+	struct ipq_pwm_chip *pwm = platform_get_drvdata(pdev);
-+
-+	clk_disable_unprepare(pwm->clk);
-+}
-+
 +static const struct of_device_id pwm_ipq_dt_match[] = {
 +	{ .compatible = "qcom,ipq6018-pwm", },
 +	{}
@@ -323,7 +308,6 @@ Signed-off-by: Devi Priya <quic_devipriy at quicinc.com>
 +		.of_match_table = pwm_ipq_dt_match,
 +	},
 +	.probe = ipq_pwm_probe,
-+	.remove = ipq_pwm_remove,
 +};
 +
 +module_platform_driver(ipq_pwm_driver);