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phy: sparx5-serdes: remove power up of all CMUs

Browse source 
CMUs should not be powered up by default anymore, so remove responsible
code.

Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
Link: https://lore.kernel.org/r/20230417180335.2787494-7-daniel.machon@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Daniel Machon 2023-04-17 20:03:34 +02:00 committed by Vinod Koul
parent 96bb166425
commit 2db7289f59
2 changed files with 0 additions and 26 deletions
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25
drivers/phy/microchip/sparx5_serdes.c
View file

@ -1062,24 +1062,6 @@ static int sparx5_cmu_cfg(struct sparx5_serdes_private *priv, u32 cmu_idx)
return sparx5_cmu_apply_cfg(priv, cmu_idx, cmu_tgt, cmu_cfg_tgt, spd10g);
}
static int sparx5_serdes_cmu_enable(struct sparx5_serdes_private *priv)
{
int idx, err = 0;
if (!priv->cmu_enabled) {
for (idx = 0; idx < SPX5_CMU_MAX; idx++) {
err = sparx5_cmu_cfg(priv, idx);
if (err) {
dev_err(priv->dev, "CMU %u, error: %d\n", idx, err);
goto leave;
}
}
priv->cmu_enabled = true;
}
leave:
return err;
}
/* Map of 6G/10G serdes mode and index to CMU index. */
static const int
sparx5_serdes_cmu_map[SPX5_SD10G28_CMU_MAX][SPX5_SERDES_6G10G_CNT] = {
@ -2236,10 +2218,6 @@ static int sparx5_serdes_config(struct sparx5_serdes_macro *macro)
int serdesmode;
int err;
err = sparx5_serdes_cmu_enable(macro->priv);
if (err)
return err;
serdesmode = sparx5_serdes_get_serdesmode(macro->portmode, macro->speed);
if (serdesmode < 0) {
dev_err(dev, "SerDes %u, interface not supported: %s\n",
@ -2331,9 +2309,6 @@ static int sparx5_serdes_reset(struct phy *phy)
struct sparx5_serdes_macro *macro = phy_get_drvdata(phy);
int err;
err = sparx5_serdes_cmu_enable(macro->priv);
if (err)
return err;
if (macro->serdestype == SPX5_SDT_25G)
err = sparx5_sd25g28_config(macro, true);
else

1
drivers/phy/microchip/sparx5_serdes.h
View file

@ -30,7 +30,6 @@ struct sparx5_serdes_private {
struct device *dev;
void __iomem *regs[NUM_TARGETS];
struct phy *phys[SPX5_SERDES_MAX];
bool cmu_enabled;
unsigned long coreclock;
};