From: Kishon Vijay Abraham I Date: Mon, 16 Dec 2019 09:57:00 +0000 (+0530) Subject: phy: cadence: Sierra: Make "phy_clk" and "sierra_apb" optional resources X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=372428db44cf8666ff07fa349d305c1be35cb7d4;p=linux.git phy: cadence: Sierra: Make "phy_clk" and "sierra_apb" optional resources Certain platforms like TI J721E using Cadence Sierra Serdes doesn't provide explicit phy_clk and reset (APB reset) control. Make them optional here. Signed-off-by: Kishon Vijay Abraham I --- diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c index de10402f29318..bed68c25682f2 100644 --- a/drivers/phy/cadence/phy-cadence-sierra.c +++ b/drivers/phy/cadence/phy-cadence-sierra.c @@ -193,7 +193,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) platform_set_drvdata(pdev, sp); - sp->clk = devm_clk_get(dev, "phy_clk"); + sp->clk = devm_clk_get_optional(dev, "phy_clk"); if (IS_ERR(sp->clk)) { dev_err(dev, "failed to get clock phy_clk\n"); return PTR_ERR(sp->clk); @@ -205,7 +205,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) return PTR_ERR(sp->phy_rst); } - sp->apb_rst = devm_reset_control_get(dev, "sierra_apb"); + sp->apb_rst = devm_reset_control_get_optional(dev, "sierra_apb"); if (IS_ERR(sp->apb_rst)) { dev_err(dev, "failed to get apb reset\n"); return PTR_ERR(sp->apb_rst);