Re: [PATCH 11/12] drivers/tty/serial: don't use devm_pinctrl_get_select_default()in probe

[Nicolas Ferre]

On 10/07/2013 17:57, Wolfram Sang :
> Since commit ab78029 (drivers/pinctrl: grab default handles from device core),
> we can rely on device core for setting the default pins. Compile tested only.
>
> Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx> (personally at LCE13)
> Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxxxxx>
> ---
>   drivers/tty/serial/atmel_serial.c |    8 --------

For atmel_serial.c:

Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxx>

Thanks.

>   drivers/tty/serial/imx.c          |    9 ---------
>   drivers/tty/serial/mxs-auart.c    |    8 --------
>   drivers/tty/serial/omap-serial.c  |    9 ---------
>   4 files changed, 34 deletions(-)
>
> diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
> index 691265f..0e39fac 100644
> --- a/drivers/tty/serial/atmel_serial.c
> +++ b/drivers/tty/serial/atmel_serial.c
> @@ -39,7 +39,6 @@
>   #include <linux/atmel_pdc.h>
>   #include <linux/atmel_serial.h>
>   #include <linux/uaccess.h>
> -#include <linux/pinctrl/consumer.h>
>   #include <linux/platform_data/atmel.h>
>
>   #include <asm/io.h>
> @@ -1775,7 +1774,6 @@ static int atmel_serial_probe(struct platform_device *pdev)
>   	struct atmel_uart_data *pdata = pdev->dev.platform_data;
>   	void *data;
>   	int ret = -ENODEV;
> -	struct pinctrl *pinctrl;
>
>   	BUILD_BUG_ON(ATMEL_SERIAL_RINGSIZE & (ATMEL_SERIAL_RINGSIZE - 1));
>
> @@ -1809,12 +1807,6 @@ static int atmel_serial_probe(struct platform_device *pdev)
>   	if (ret)
>   		goto err;
>
> -	pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
> -	if (IS_ERR(pinctrl)) {
> -		ret = PTR_ERR(pinctrl);
> -		goto err;
> -	}
> -
>   	if (!atmel_use_dma_rx(&port->uart)) {
>   		ret = -ENOMEM;
>   		data = kmalloc(sizeof(struct atmel_uart_char)
> diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
> index 415cec6..2797e55 100644
> --- a/drivers/tty/serial/imx.c
> +++ b/drivers/tty/serial/imx.c
> @@ -47,7 +47,6 @@
>   #include <linux/slab.h>
>   #include <linux/of.h>
>   #include <linux/of_device.h>
> -#include <linux/pinctrl/consumer.h>
>   #include <linux/io.h>
>
>   #include <asm/irq.h>
> @@ -1507,7 +1506,6 @@ static int serial_imx_probe(struct platform_device *pdev)
>   	void __iomem *base;
>   	int ret = 0;
>   	struct resource *res;
> -	struct pinctrl *pinctrl;
>
>   	sport = devm_kzalloc(&pdev->dev, sizeof(*sport), GFP_KERNEL);
>   	if (!sport)
> @@ -1543,13 +1541,6 @@ static int serial_imx_probe(struct platform_device *pdev)
>   	sport->timer.function = imx_timeout;
>   	sport->timer.data     = (unsigned long)sport;
>
> -	pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
> -	if (IS_ERR(pinctrl)) {
> -		ret = PTR_ERR(pinctrl);
> -		dev_err(&pdev->dev, "failed to get default pinctrl: %d\n", ret);
> -		return ret;
> -	}
> -
>   	sport->clk_ipg = devm_clk_get(&pdev->dev, "ipg");
>   	if (IS_ERR(sport->clk_ipg)) {
>   		ret = PTR_ERR(sport->clk_ipg);
> diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c
> index 4f5f161..a63a20e 100644
> --- a/drivers/tty/serial/mxs-auart.c
> +++ b/drivers/tty/serial/mxs-auart.c
> @@ -32,7 +32,6 @@
>   #include <linux/clk.h>
>   #include <linux/delay.h>
>   #include <linux/io.h>
> -#include <linux/pinctrl/consumer.h>
>   #include <linux/of_device.h>
>   #include <linux/dma-mapping.h>
>   #include <linux/dmaengine.h>
> @@ -1015,7 +1014,6 @@ static int mxs_auart_probe(struct platform_device *pdev)
>   	u32 version;
>   	int ret = 0;
>   	struct resource *r;
> -	struct pinctrl *pinctrl;
>
>   	s = kzalloc(sizeof(struct mxs_auart_port), GFP_KERNEL);
>   	if (!s) {
> @@ -1029,12 +1027,6 @@ static int mxs_auart_probe(struct platform_device *pdev)
>   	else if (ret < 0)
>   		goto out_free;
>
> -	pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
> -	if (IS_ERR(pinctrl)) {
> -		ret = PTR_ERR(pinctrl);
> -		goto out_free;
> -	}
> -
>   	if (of_id) {
>   		pdev->id_entry = of_id->data;
>   		s->devtype = pdev->id_entry->driver_data;
> diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
> index b6d1728..eacb0de 100644
> --- a/drivers/tty/serial/omap-serial.c
> +++ b/drivers/tty/serial/omap-serial.c
> @@ -40,7 +40,6 @@
>   #include <linux/pm_runtime.h>
>   #include <linux/of.h>
>   #include <linux/gpio.h>
> -#include <linux/pinctrl/consumer.h>
>   #include <linux/platform_data/serial-omap.h>
>
>   #define OMAP_MAX_HSUART_PORTS	6
> @@ -160,7 +159,6 @@ struct uart_omap_port {
>   	u32			latency;
>   	u32			calc_latency;
>   	struct work_struct	qos_work;
> -	struct pinctrl		*pins;
>   	bool			is_suspending;
>   };
>
> @@ -1468,13 +1466,6 @@ static int serial_omap_probe(struct platform_device *pdev)
>   		goto err_port_line;
>   	}
>
> -	up->pins = devm_pinctrl_get_select_default(&pdev->dev);
> -	if (IS_ERR(up->pins)) {
> -		dev_warn(&pdev->dev, "did not get pins for uart%i error: %li\n",
> -			 up->port.line, PTR_ERR(up->pins));
> -		up->pins = NULL;
> -	}
> -
>   	sprintf(up->name, "OMAP UART%d", up->port.line);
>   	up->port.mapbase = mem->start;
>   	up->port.membase = devm_ioremap(&pdev->dev, mem->start,


--
Nicolas Ferre
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