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Subject[PATCH 05/13] phy: cadence: Sierra: Make cdns_sierra_phy_init() as phy_ops
Date
Instead of invoking cdns_sierra_phy_init() from probe, add it in
phy_ops so that it's initialized when the PHY consumer invokes
phy_init()

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
drivers/phy/cadence/phy-cadence-sierra.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c
index 89a3b732c311..5c617248841f 100644
--- a/drivers/phy/cadence/phy-cadence-sierra.c
+++ b/drivers/phy/cadence/phy-cadence-sierra.c
@@ -174,7 +174,7 @@ static struct regmap_config cdns_sierra_phy_config_ctrl_config = {
.reg_read = cdns_regmap_read,
};

-static void cdns_sierra_phy_init(struct phy *gphy)
+static int cdns_sierra_phy_init(struct phy *gphy)
{
struct cdns_sierra_inst *ins = phy_get_drvdata(gphy);
struct cdns_sierra_phy *phy = dev_get_drvdata(gphy->dev.parent);
@@ -183,6 +183,10 @@ static void cdns_sierra_phy_init(struct phy *gphy)
struct cdns_reg_pairs *vals;
u32 num_regs;

+ /* Initialise the PHY registers, unless auto configured */
+ if (phy->autoconf)
+ return 0;
+
if (ins->phy_type == PHY_TYPE_PCIE) {
num_regs = phy->init_data->pcie_regs;
vals = phy->init_data->pcie_vals;
@@ -190,7 +194,7 @@ static void cdns_sierra_phy_init(struct phy *gphy)
num_regs = phy->init_data->usb_regs;
vals = phy->init_data->usb_vals;
} else {
- return;
+ return -EINVAL;
}
for (i = 0; i < ins->num_lanes; i++) {
for (j = 0; j < num_regs ; j++) {
@@ -198,6 +202,8 @@ static void cdns_sierra_phy_init(struct phy *gphy)
regmap_write(regmap, vals[j].off, vals[j].val);
}
}
+
+ return 0;
}

static int cdns_sierra_phy_on(struct phy *gphy)
@@ -216,6 +222,7 @@ static int cdns_sierra_phy_off(struct phy *gphy)
}

static const struct phy_ops ops = {
+ .init = cdns_sierra_phy_init,
.power_on = cdns_sierra_phy_on,
.power_off = cdns_sierra_phy_off,
.owner = THIS_MODULE,
@@ -436,10 +443,6 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev)
sp->phys[node].phy = gphy;
phy_set_drvdata(gphy, &sp->phys[node]);

- /* Initialise the PHY registers, unless auto configured */
- if (!sp->autoconf)
- cdns_sierra_phy_init(gphy);
-
node++;
}
sp->nsubnodes = node;
--
2.17.1
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