diff mbox series

[v3,38/42] ata: pata_ep93xx: remove legacy pinctrl use

Message ID 20230605-ep93xx-v3-38-3d63a5f1103e@maquefel.me (mailing list archive)
State New, archived
Headers show
Series ep93xx device tree conversion | expand

Commit Message

Nikita Shubin via B4 Relay July 20, 2023, 11:29 a.m. UTC 
From: Nikita Shubin <nikita.shubin@maquefel.me>

Drop legacy acquire/release since we are using pinctrl for this now.

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
---
 arch/arm/mach-ep93xx/core.c       | 72 ---------------------------------------
 drivers/ata/pata_ep93xx.c         | 25 ++++----------
 include/linux/soc/cirrus/ep93xx.h |  4 ---
 3 files changed, 6 insertions(+), 95 deletions(-)

Comments

Sergey Shtylyov July 20, 2023, 9:40 a.m. UTC | #1 
Hello!

On 7/20/23 2:29 PM, Nikita Shubin via B4 Relay wrote:

> From: Nikita Shubin <nikita.shubin@maquefel.me>
> 
> Drop legacy acquire/release since we are using pinctrl for this now.
> 
> Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>

   I think I've already given you my:

Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>

[...]

MBR, Sergey
Damien Le Moal July 21, 2023, 1:28 a.m. UTC | #2 
On 7/20/23 20:29, Nikita Shubin via B4 Relay wrote:
> From: Nikita Shubin <nikita.shubin@maquefel.me>
> 
> Drop legacy acquire/release since we are using pinctrl for this now.
> 
> Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>

Acked-by: Damien Le Moal <dlemoal@kernel.org>
Andy Shevchenko July 21, 2023, 2:16 p.m. UTC | #3 
On Thu, Jul 20, 2023 at 02:29:38PM +0300, Nikita Shubin via B4 Relay wrote:
> From: Nikita Shubin <nikita.shubin@maquefel.me>
> 
> Drop legacy acquire/release since we are using pinctrl for this now.

...

>  	drv_data = devm_kzalloc(&pdev->dev, sizeof(*drv_data), GFP_KERNEL);
> -	if (!drv_data) {
> -		err = -ENOMEM;
> -		goto err_rel_gpio;
> -	}
> +	if (!drv_data)
> +		return -ENXIO;

Wrong error code. See above what you have deleted.
diff mbox series

Patch

diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 9afc6095d1c1..66dba9b4a6f9 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -778,78 +778,6 @@  void __init ep93xx_register_ide(void)
 	platform_device_register(&ep93xx_ide_device);
 }
 
-int ep93xx_ide_acquire_gpio(struct platform_device *pdev)
-{
-	int err;
-	int i;
-
-	err = gpio_request(EP93XX_GPIO_LINE_EGPIO2, dev_name(&pdev->dev));
-	if (err)
-		return err;
-	err = gpio_request(EP93XX_GPIO_LINE_EGPIO15, dev_name(&pdev->dev));
-	if (err)
-		goto fail_egpio15;
-	for (i = 2; i < 8; i++) {
-		err = gpio_request(EP93XX_GPIO_LINE_E(i), dev_name(&pdev->dev));
-		if (err)
-			goto fail_gpio_e;
-	}
-	for (i = 4; i < 8; i++) {
-		err = gpio_request(EP93XX_GPIO_LINE_G(i), dev_name(&pdev->dev));
-		if (err)
-			goto fail_gpio_g;
-	}
-	for (i = 0; i < 8; i++) {
-		err = gpio_request(EP93XX_GPIO_LINE_H(i), dev_name(&pdev->dev));
-		if (err)
-			goto fail_gpio_h;
-	}
-
-	/* GPIO ports E[7:2], G[7:4] and H used by IDE */
-	ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_EONIDE |
-				 EP93XX_SYSCON_DEVCFG_GONIDE |
-				 EP93XX_SYSCON_DEVCFG_HONIDE);
-	return 0;
-
-fail_gpio_h:
-	for (--i; i >= 0; --i)
-		gpio_free(EP93XX_GPIO_LINE_H(i));
-	i = 8;
-fail_gpio_g:
-	for (--i; i >= 4; --i)
-		gpio_free(EP93XX_GPIO_LINE_G(i));
-	i = 8;
-fail_gpio_e:
-	for (--i; i >= 2; --i)
-		gpio_free(EP93XX_GPIO_LINE_E(i));
-	gpio_free(EP93XX_GPIO_LINE_EGPIO15);
-fail_egpio15:
-	gpio_free(EP93XX_GPIO_LINE_EGPIO2);
-	return err;
-}
-EXPORT_SYMBOL(ep93xx_ide_acquire_gpio);
-
-void ep93xx_ide_release_gpio(struct platform_device *pdev)
-{
-	int i;
-
-	for (i = 2; i < 8; i++)
-		gpio_free(EP93XX_GPIO_LINE_E(i));
-	for (i = 4; i < 8; i++)
-		gpio_free(EP93XX_GPIO_LINE_G(i));
-	for (i = 0; i < 8; i++)
-		gpio_free(EP93XX_GPIO_LINE_H(i));
-	gpio_free(EP93XX_GPIO_LINE_EGPIO15);
-	gpio_free(EP93XX_GPIO_LINE_EGPIO2);
-
-
-	/* GPIO ports E[7:2], G[7:4] and H used by GPIO */
-	ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_EONIDE |
-			       EP93XX_SYSCON_DEVCFG_GONIDE |
-			       EP93XX_SYSCON_DEVCFG_HONIDE);
-}
-EXPORT_SYMBOL(ep93xx_ide_release_gpio);
-
 /*************************************************************************
  * EP93xx ADC
  *************************************************************************/
diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c
index a88824dfc5fa..22f9852715f1 100644
--- a/drivers/ata/pata_ep93xx.c
+++ b/drivers/ata/pata_ep93xx.c
@@ -928,28 +928,18 @@  static int ep93xx_pata_probe(struct platform_device *pdev)
 	void __iomem *ide_base;
 	int err;
 
-	err = ep93xx_ide_acquire_gpio(pdev);
-	if (err)
-		return err;
-
 	/* INT[3] (IRQ_EP93XX_EXT3) line connected as pull down */
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		err = irq;
-		goto err_rel_gpio;
-	}
+	if (irq < 0)
+		return irq;
 
 	ide_base = devm_platform_get_and_ioremap_resource(pdev, 0, &mem_res);
-	if (IS_ERR(ide_base)) {
-		err = PTR_ERR(ide_base);
-		goto err_rel_gpio;
-	}
+	if (IS_ERR(ide_base))
+		return PTR_ERR(ide_base);
 
 	drv_data = devm_kzalloc(&pdev->dev, sizeof(*drv_data), GFP_KERNEL);
-	if (!drv_data) {
-		err = -ENOMEM;
-		goto err_rel_gpio;
-	}
+	if (!drv_data)
+		return -ENXIO;
 
 	drv_data->pdev = pdev;
 	drv_data->ide_base = ide_base;
@@ -1006,8 +996,6 @@  static int ep93xx_pata_probe(struct platform_device *pdev)
 
 err_rel_dma:
 	ep93xx_pata_release_dma(drv_data);
-err_rel_gpio:
-	ep93xx_ide_release_gpio(pdev);
 	return err;
 }
 
@@ -1019,7 +1007,6 @@  static int ep93xx_pata_remove(struct platform_device *pdev)
 	ata_host_detach(host);
 	ep93xx_pata_release_dma(drv_data);
 	ep93xx_pata_clear_regs(drv_data->ide_base);
-	ep93xx_ide_release_gpio(pdev);
 	return 0;
 }
 
diff --git a/include/linux/soc/cirrus/ep93xx.h b/include/linux/soc/cirrus/ep93xx.h
index ed94e4390b98..77490fe466c6 100644
--- a/include/linux/soc/cirrus/ep93xx.h
+++ b/include/linux/soc/cirrus/ep93xx.h
@@ -12,15 +12,11 @@  struct regmap;
 #define EP93XX_CHIP_REV_E2	7
 
 #if defined(CONFIG_EP93XX_SOC_COMMON)
-int ep93xx_ide_acquire_gpio(struct platform_device *pdev);
-void ep93xx_ide_release_gpio(struct platform_device *pdev);
 int ep93xx_i2s_acquire(void);
 void ep93xx_i2s_release(void);
 unsigned int ep93xx_chip_revision(void);
 
 #else
-static inline int ep93xx_ide_acquire_gpio(struct platform_device *pdev) { return 0; }
-static inline void ep93xx_ide_release_gpio(struct platform_device *pdev) {}
 static inline int ep93xx_i2s_acquire(void) { return 0; }
 static inline void ep93xx_i2s_release(void) {}