diff options
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/allwinner/sun4i-emac.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c index bab01c849165..48ce83e443c2 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; + } + db->phy_node = of_parse_phandle(np, "phy", 0); if (!db->phy_node) { dev_err(&pdev->dev, "no associated PHY\n"); ret = -ENODEV; - goto out; + goto out_release_sram; } /* Read MAC-address from DT */ @@ -893,7 +900,7 @@ static int emac_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "Registering netdev failed!\n"); ret = -ENODEV; - goto out; + goto out_release_sram; } dev_info(&pdev->dev, "%s: at %p, IRQ %d MAC: %pM\n", @@ -901,6 +908,8 @@ static int emac_probe(struct platform_device *pdev) return 0; +out_release_sram: + sunxi_sram_release(&pdev->dev); out: dev_err(db->dev, "not found (%d).\n", ret); |