Hi Hans,
On Sun, Aug 23, 2015 at 08:31:38PM +0200, Hans de Goede wrote:
> Claim the emac sram ourselves, rather then relying on the bootloader
> having mapped the sram to the emac controller during boot.
>
> Signed-off-by: Hans de Goede <hdego...@redhat.com>
> ---
> drivers/net/ethernet/allwinner/sun4i-emac.c | 13 +++++++++++--
> 1 file changed, 11 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c
> b/drivers/net/ethernet/allwinner/sun4i-emac.c
> index bab01c84..48ce83e 100644
> --- a/drivers/net/ethernet/allwinner/sun4i-emac.c
> +++ b/drivers/net/ethernet/allwinner/sun4i-emac.c
> @@ -28,6 +28,7 @@
> #include <linux/of_platform.h>
> #include <linux/platform_device.h>
> #include <linux/phy.h>
> +#include <linux/soc/sunxi/sunxi_sram.h>
>
> #include "sun4i-emac.h"
>
> @@ -857,11 +858,17 @@ static int emac_probe(struct platform_device *pdev)
>
> clk_prepare_enable(db->clk);
>
> + ret = sunxi_sram_claim(&pdev->dev);
> + if (ret) {
> + dev_err(&pdev->dev, "Error couldn't map SRAM to device\n");
> + goto out;Shouldn't you disable you clock too? Thanks, Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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