Commit 8edb1271 authored by Corentin Labbe's avatar Corentin Labbe Committed by David S. Miller

net: ethernet: stmmac: dwmac-sun8i: Enable control of loopback

This patch enable use of set_mac_loopback in dwmac-sun8i
Signed-off-by: default avatarCorentin Labbe <clabbe@baylibre.com>
Signed-off-by: default avatarJose Abreu <joabreu@synopsys.com>
Cc: Joao Pinto <jpinto@synopsys.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 84c8df16
...@@ -986,6 +986,18 @@ static void sun8i_dwmac_exit(struct platform_device *pdev, void *priv) ...@@ -986,6 +986,18 @@ static void sun8i_dwmac_exit(struct platform_device *pdev, void *priv)
regulator_disable(gmac->regulator); regulator_disable(gmac->regulator);
} }
static void sun8i_dwmac_set_mac_loopback(void __iomem *ioaddr, bool enable)
{
u32 value = readl(ioaddr + EMAC_BASIC_CTL0);
if (enable)
value |= EMAC_LOOPBACK;
else
value &= ~EMAC_LOOPBACK;
writel(value, ioaddr + EMAC_BASIC_CTL0);
}
static const struct stmmac_ops sun8i_dwmac_ops = { static const struct stmmac_ops sun8i_dwmac_ops = {
.core_init = sun8i_dwmac_core_init, .core_init = sun8i_dwmac_core_init,
.set_mac = sun8i_dwmac_set_mac, .set_mac = sun8i_dwmac_set_mac,
...@@ -995,6 +1007,7 @@ static const struct stmmac_ops sun8i_dwmac_ops = { ...@@ -995,6 +1007,7 @@ static const struct stmmac_ops sun8i_dwmac_ops = {
.flow_ctrl = sun8i_dwmac_flow_ctrl, .flow_ctrl = sun8i_dwmac_flow_ctrl,
.set_umac_addr = sun8i_dwmac_set_umac_addr, .set_umac_addr = sun8i_dwmac_set_umac_addr,
.get_umac_addr = sun8i_dwmac_get_umac_addr, .get_umac_addr = sun8i_dwmac_get_umac_addr,
.set_mac_loopback = sun8i_dwmac_set_mac_loopback,
}; };
static struct mac_device_info *sun8i_dwmac_setup(void *ppriv) static struct mac_device_info *sun8i_dwmac_setup(void *ppriv)
......
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