[PATCH 03/13] net: stmmac: dwmac-rk: Allow the driver to probe when phy-supply is not present
From: Otavio Salvador <hidden>
Date: 2018-11-25 21:19:35
Also in:
linux-arm-kernel, linux-rockchip, lkml
Subsystem:
arm/rockchip soc support, networking drivers, stmmac ethernet driver, the rest · Maintainers:
Heiko Stuebner, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Maxime Chevallier, Linus Torvalds
The phy-supply is an optional regulator, so we should not treat as an error when phy-supply is not passed in the device tree. This allows the dwmac-rk driver to probe when phy-supply is not present in the dts. Signed-off-by: Otavio Salvador <redacted> --- drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 7b923362ee55..73855622445b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c@@ -1205,7 +1205,7 @@ static int phy_power_on(struct rk_priv_data *bsp_priv, bool enable) if (!ldo) { dev_err(dev, "no regulator found\n"); - return -1; + return 0; } if (enable) {
--
2.19.1