From mboxrd@z Thu Jan 1 00:00:00 1970 From: heiko@sntech.de (Heiko Stuebner) Date: Wed, 28 Oct 2015 21:36:56 +0100 Subject: [PATCH v8 10/17] phy: Add driver for rockchip Display Port PHY In-Reply-To: <1446021033-11537-1-git-send-email-ykk@rock-chips.com> References: <1446020143-32645-1-git-send-email-ykk@rock-chips.com> <1446021033-11537-1-git-send-email-ykk@rock-chips.com> Message-ID: <1657250.2TWeX0dr1C@phil> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Yakir, Am Mittwoch, 28. Oktober 2015, 16:30:33 schrieb Yakir Yang: > +static int rockchip_dp_phy_probe(struct platform_device *pdev) > +{ > + struct device *dev = &pdev->dev; > + struct device_node *np = dev->of_node; > + struct phy_provider *phy_provider; > + struct rockchip_dp_phy *dp; > + struct resource *res; drivers/phy/phy-rockchip-dp.c: In function 'rockchip_dp_phy_probe': drivers/phy/phy-rockchip-dp.c:86:19: warning: unused variable 'res' [-Wunused-variable] > + struct phy *phy; > + int ret; > + > + if (!np) > + return -ENODEV; > + > + dp = devm_kzalloc(dev, sizeof(*dp), GFP_KERNEL); > + if (IS_ERR(dp)) > + return -ENOMEM; > + > + dp->dev = dev; > + > + dp->phy_24m = devm_clk_get(dev, "24m"); > + if (IS_ERR(dp->phy_24m)) { > + dev_err(dev, "cannot get clock 24m\n"); > + return PTR_ERR(dp->phy_24m); > + } > + > + ret = clk_set_rate(dp->phy_24m, 24000000); > + if (ret < 0) { > + dev_err(dp->dev, "cannot set clock phy_24m %d\n", ret); > + return ret; > + } > +