diff mbox

[12/15] pinctrl: sunxi: retrieve and enable PL clk gate for A31 SoC

Message ID 1397051478-4113-13-git-send-email-boris.brezillon@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Boris BREZILLON April 9, 2014, 1:51 p.m. UTC 
Retrieve and enable the clock gate related to PL pins.

Signed-off-by: Boris BREZILLON <boris.brezillon@free-electrons.com>
---
 drivers/pinctrl/pinctrl-sunxi.c | 7 +++++++
 1 file changed, 7 insertions(+)

Comments

Maxime Ripard April 9, 2014, 3:33 p.m. UTC | #1 
On Wed, Apr 09, 2014 at 03:51:15PM +0200, Boris BREZILLON wrote:
> Retrieve and enable the clock gate related to PL pins.
> 
> Signed-off-by: Boris BREZILLON <boris.brezillon@free-electrons.com>
> ---
>  drivers/pinctrl/pinctrl-sunxi.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
> index 64dffc8..da76ceb 100644
> --- a/drivers/pinctrl/pinctrl-sunxi.c
> +++ b/drivers/pinctrl/pinctrl-sunxi.c
> @@ -898,6 +898,13 @@ static int sunxi_pinctrl_probe(struct platform_device *pdev)
>  			return -ENOMEM;
>  
>  		pctl->get_membase = sun6i_a31_pinctrl_get_membase;
> +		clk = devm_clk_get(&pdev->dev, "pioL_clk");
> +		if (IS_ERR(clk))
> +			return PTR_ERR(clk);
> +
> +		ret = clk_prepare_enable(clk);
> +		if (ret)
> +			return ret;

Since the pioL_clk isn't declared in the DT yet, the pinctrl driver
won't ever probe here.
diff mbox

Patch

diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
index 64dffc8..da76ceb 100644
--- a/drivers/pinctrl/pinctrl-sunxi.c
+++ b/drivers/pinctrl/pinctrl-sunxi.c
@@ -898,6 +898,13 @@  static int sunxi_pinctrl_probe(struct platform_device *pdev)
 			return -ENOMEM;
 
 		pctl->get_membase = sun6i_a31_pinctrl_get_membase;
+		clk = devm_clk_get(&pdev->dev, "pioL_clk");
+		if (IS_ERR(clk))
+			return PTR_ERR(clk);
+
+		ret = clk_prepare_enable(clk);
+		if (ret)
+			return ret;
 	} else {
 		pctl->get_membase = sunxi_pinctrl_get_membase;
 	}