linux-kernel - [PATCH 1/5] pinctrl: ingenic: Remove platform ID table

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Date:   Tue,  7 Jan 2020 00:27:07 +0100
From:   Paul Cercueil <paul@...pouillou.net>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     周琰杰 <zhouyanjie@...yeetech.com>,
        od@...c.me, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, Paul Cercueil <paul@...pouillou.net>
Subject: [PATCH 1/5] pinctrl: ingenic: Remove platform ID table

We enforce devicetree support in the Kconfig and all Ingenic boards
without exception probe their drivers from devicetree. The code path to
probe the driver from arch code can then be considered as dead code and
removed.

Signed-off-by: Paul Cercueil <paul@...pouillou.net>
---
 drivers/pinctrl/pinctrl-ingenic.c | 26 ++------------------------
 1 file changed, 2 insertions(+), 24 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-ingenic.c b/drivers/pinctrl/pinctrl-ingenic.c
index 4b847906b711..10a94f2f8658 100644
--- a/drivers/pinctrl/pinctrl-ingenic.c
+++ b/drivers/pinctrl/pinctrl-ingenic.c
@@ -2369,9 +2369,6 @@ static int __init ingenic_pinctrl_probe(struct platform_device *pdev)
 	struct ingenic_pinctrl *jzpc;
 	struct pinctrl_desc *pctl_desc;
 	void __iomem *base;
-	const struct platform_device_id *id = platform_get_device_id(pdev);
-	const struct of_device_id *of_id = of_match_device(
-			ingenic_pinctrl_of_match, dev);
 	const struct ingenic_chip_info *chip_info;
 	struct device_node *node;
 	unsigned int i;
@@ -2394,11 +2391,7 @@ static int __init ingenic_pinctrl_probe(struct platform_device *pdev)
 	}
 
 	jzpc->dev = dev;
-
-	if (of_id)
-		jzpc->version = (enum jz_version)of_id->data;
-	else
-		jzpc->version = (enum jz_version)id->driver_data;
+	jzpc->version = (enum jz_version)of_device_get_match_data(dev);
 
 	if (jzpc->version >= ID_X1830)
 		chip_info = &x1830_chip_info;
@@ -2489,26 +2482,11 @@ static int __init ingenic_pinctrl_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static const struct platform_device_id ingenic_pinctrl_ids[] = {
-	{ "jz4740-pinctrl", ID_JZ4740 },
-	{ "jz4725b-pinctrl", ID_JZ4725B },
-	{ "jz4760-pinctrl", ID_JZ4760 },
-	{ "jz4760b-pinctrl", ID_JZ4760B },
-	{ "jz4770-pinctrl", ID_JZ4770 },
-	{ "jz4780-pinctrl", ID_JZ4780 },
-	{ "x1000-pinctrl", ID_X1000 },
-	{ "x1000e-pinctrl", ID_X1000E },
-	{ "x1500-pinctrl", ID_X1500 },
-	{ "x1830-pinctrl", ID_X1830 },
-	{},
-};
-
 static struct platform_driver ingenic_pinctrl_driver = {
 	.driver = {
 		.name = "pinctrl-ingenic",
-		.of_match_table = of_match_ptr(ingenic_pinctrl_of_match),
+		.of_match_table = ingenic_pinctrl_of_match,
 	},
-	.id_table = ingenic_pinctrl_ids,
 };
 
 static int __init ingenic_pinctrl_drv_register(void)
-- 
2.24.1