From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Mon, 24 Aug 2015 09:46:05 +0200 Subject: [PATCH] net: sun4i-emac: Claim emac sram In-Reply-To: <1440354698-11144-1-git-send-email-hdegoede@redhat.com> References: <1440354698-11144-1-git-send-email-hdegoede@redhat.com> Message-ID: <20150824074605.GF2413@lukather> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 > --- > 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 > #include > #include > +#include > > #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 -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: