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ata: sata_rcar: exclude setting of PHY registers in Gen3 

According to documentation, setting of PHY registers is unnecessary with
R-Car Gen3. The registers are not even described. So, don't initialize
them.

Signed-off-by: Masaharu Hayakawa <masaharu.hayakawa.ry@renesas.com>
[wsa: updated commit message]
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
hifive-unleashed-5.1
Masaharu Hayakawa 2018-08-06 12:42:00 +02:00 committed by Tejun Heo
parent e207610fff
commit 96b9548954
1 changed files with 2 additions and 2 deletions
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4
drivers/ata/sata_rcar.c
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@ -830,10 +830,11 @@ static void sata_rcar_init_controller(struct ata_host *host)
sata_rcar_gen1_phy_init(priv);
break;
case RCAR_GEN2_SATA:
case RCAR_GEN3_SATA:
case RCAR_R8A7790_ES1_SATA:
sata_rcar_gen2_phy_init(priv);
break;
case RCAR_GEN3_SATA:
break;
default:
dev_warn(host->dev, "SATA phy is not initialized\n");
break;
@ -995,7 +996,6 @@ static int sata_rcar_resume(struct device *dev)
return ret;
if (priv->type == RCAR_GEN3_SATA) {
sata_rcar_gen2_phy_init(priv);
sata_rcar_init_module(priv);
} else {
/* ack and mask */