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phy: for 4.9 -rc

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phy fixes:
 *) Add a empty function for phy_reset when CONFIG_GENERIC_PHY is not set
 *) change the phy lookup table for da8xx-usb to match it with the name
    present in the board configuraion file (used for non-dt boot)
 *) Fix incorrect programming sequence in w.r.t deassert of phy_rst
    in phy-rockchip-pcie
 *) Fix to avoid NULL pointer dereferencing error in sun4i phy
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-4.9-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-linus

Kishon writes:

phy: for 4.9 -rc

phy fixes:
*) Add a empty function for phy_reset when CONFIG_GENERIC_PHY is not set
*) change the phy lookup table for da8xx-usb to match it with the name
   present in the board configuraion file (used for non-dt boot)
*) Fix incorrect programming sequence in w.r.t deassert of phy_rst
   in phy-rockchip-pcie
*) Fix to avoid NULL pointer dereferencing error in sun4i phy

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Greg Kroah-Hartman 2016-11-07 09:55:13 +01:00
parent d6124b409c 4320f9d4c1
commit e244978163
4 changed files with 12 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
drivers/phy/phy-da8xx-usb.c
View file

@ -198,7 +198,8 @@ static int da8xx_usb_phy_probe(struct platform_device *pdev)
} else {
int ret;
ret = phy_create_lookup(d_phy->usb11_phy, "usb-phy", "ohci.0");
ret = phy_create_lookup(d_phy->usb11_phy, "usb-phy",
"ohci-da8xx");
if (ret)
dev_warn(dev, "Failed to create usb11 phy lookup\n");
ret = phy_create_lookup(d_phy->usb20_phy, "usb-phy",
@ -216,7 +217,7 @@ static int da8xx_usb_phy_remove(struct platform_device *pdev)
if (!pdev->dev.of_node) {
phy_remove_lookup(d_phy->usb20_phy, "usb-phy", "musb-da8xx");
phy_remove_lookup(d_phy->usb11_phy, "usb-phy", "ohci.0");
phy_remove_lookup(d_phy->usb11_phy, "usb-phy", "ohci-da8xx");
}
return 0;

13
drivers/phy/phy-rockchip-pcie.c
View file

@ -249,21 +249,10 @@ err_refclk:
static int rockchip_pcie_phy_exit(struct phy *phy)
{
struct rockchip_pcie_phy *rk_phy = phy_get_drvdata(phy);
int err = 0;
clk_disable_unprepare(rk_phy->clk_pciephy_ref);
err = reset_control_deassert(rk_phy->phy_rst);
if (err) {
dev_err(&phy->dev, "deassert phy_rst err %d\n", err);
goto err_reset;
}
return err;
err_reset:
clk_prepare_enable(rk_phy->clk_pciephy_ref);
return err;
return 0;
}
static const struct phy_ops ops = {

2
drivers/phy/phy-sun4i-usb.c
View file

@ -264,7 +264,7 @@ static int sun4i_usb_phy_init(struct phy *_phy)
return ret;
}
if (data->cfg->enable_pmu_unk1) {
if (phy->pmu && data->cfg->enable_pmu_unk1) {
val = readl(phy->pmu + REG_PMU_UNK1);
writel(val & ~2, phy->pmu + REG_PMU_UNK1);
}

7
include/linux/phy/phy.h
View file

@ -253,6 +253,13 @@ static inline int phy_set_mode(struct phy *phy, enum phy_mode mode)
return -ENOSYS;
}
static inline int phy_reset(struct phy *phy)
{
if (!phy)
return 0;
return -ENOSYS;
}
static inline int phy_get_bus_width(struct phy *phy)
{
return -ENOSYS;