linux-kernel - [PATCH 3/5] pwm: jz4740: Force dependency on Device Tree

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Date:   Mon, 24 Oct 2022 21:52:11 +0100
From:   Paul Cercueil <paul@...pouillou.net>
To:     Thierry Reding <thierry.reding@...il.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Cc:     od@...ndingux.net, linux-pwm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org,
        Paul Cercueil <paul@...pouillou.net>
Subject: [PATCH 3/5] pwm: jz4740: Force dependency on Device Tree

Ingenic SoCs all require CONFIG_OF, so there is no case where we want to
use this driver without CONFIG_OF.

Signed-off-by: Paul Cercueil <paul@...pouillou.net>
---
 drivers/pwm/Kconfig      |  2 +-
 drivers/pwm/pwm-jz4740.c | 10 ++++------
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
index 60d13a949bc5..1fe420a45f91 100644
--- a/drivers/pwm/Kconfig
+++ b/drivers/pwm/Kconfig
@@ -283,7 +283,7 @@ config PWM_IQS620A
 config PWM_JZ4740
 	tristate "Ingenic JZ47xx PWM support"
 	depends on MIPS || COMPILE_TEST
-	depends on COMMON_CLK
+	depends on COMMON_CLK && OF
 	select MFD_SYSCON
 	help
 	  Generic PWM framework driver for Ingenic JZ47xx based
diff --git a/drivers/pwm/pwm-jz4740.c b/drivers/pwm/pwm-jz4740.c
index 65462a0052af..c0afc0c316a8 100644
--- a/drivers/pwm/pwm-jz4740.c
+++ b/drivers/pwm/pwm-jz4740.c
@@ -269,19 +269,18 @@ static int jz4740_pwm_probe(struct platform_device *pdev)
 	return devm_pwmchip_add(dev, &jz4740->chip);
 }
 
-static const struct soc_info __maybe_unused jz4740_soc_info = {
+static const struct soc_info jz4740_soc_info = {
 	.num_pwms = 8,
 };
 
-static const struct soc_info __maybe_unused jz4725b_soc_info = {
+static const struct soc_info jz4725b_soc_info = {
 	.num_pwms = 6,
 };
 
-static const struct soc_info __maybe_unused x1000_soc_info = {
+static const struct soc_info x1000_soc_info = {
 	.num_pwms = 5,
 };
 
-#ifdef CONFIG_OF
 static const struct of_device_id jz4740_pwm_dt_ids[] = {
 	{ .compatible = "ingenic,jz4740-pwm", .data = &jz4740_soc_info },
 	{ .compatible = "ingenic,jz4725b-pwm", .data = &jz4725b_soc_info },
@@ -289,12 +288,11 @@ static const struct of_device_id jz4740_pwm_dt_ids[] = {
 	{},
 };
 MODULE_DEVICE_TABLE(of, jz4740_pwm_dt_ids);
-#endif
 
 static struct platform_driver jz4740_pwm_driver = {
 	.driver = {
 		.name = "jz4740-pwm",
-		.of_match_table = of_match_ptr(jz4740_pwm_dt_ids),
+		.of_match_table = jz4740_pwm_dt_ids,
 	},
 	.probe = jz4740_pwm_probe,
 };
-- 
2.35.1