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path: root/drivers/ata/ahci_brcm.c
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Diffstat (limited to 'drivers/ata/ahci_brcm.c')
-rw-r--r--drivers/ata/ahci_brcm.c46
1 files changed, 23 insertions, 23 deletions
diff --git a/drivers/ata/ahci_brcm.c b/drivers/ata/ahci_brcm.c
index 5b32df5d33ad..6e9c5ade4c2e 100644
--- a/drivers/ata/ahci_brcm.c
+++ b/drivers/ata/ahci_brcm.c
@@ -86,7 +86,8 @@ struct brcm_ahci_priv {
u32 port_mask;
u32 quirks;
enum brcm_ahci_version version;
- struct reset_control *rcdev;
+ struct reset_control *rcdev_rescal;
+ struct reset_control *rcdev_ahci;
};
static inline u32 brcm_sata_readreg(void __iomem *addr)
@@ -352,8 +353,8 @@ static int brcm_ahci_suspend(struct device *dev)
else
ret = 0;
- if (priv->version != BRCM_SATA_BCM7216)
- reset_control_assert(priv->rcdev);
+ reset_control_assert(priv->rcdev_ahci);
+ reset_control_rearm(priv->rcdev_rescal);
return ret;
}
@@ -365,10 +366,10 @@ static int __maybe_unused brcm_ahci_resume(struct device *dev)
struct brcm_ahci_priv *priv = hpriv->plat_data;
int ret = 0;
- if (priv->version == BRCM_SATA_BCM7216)
- ret = reset_control_reset(priv->rcdev);
- else
- ret = reset_control_deassert(priv->rcdev);
+ ret = reset_control_deassert(priv->rcdev_ahci);
+ if (ret)
+ return ret;
+ ret = reset_control_reset(priv->rcdev_rescal);
if (ret)
return ret;
@@ -434,7 +435,6 @@ static int brcm_ahci_probe(struct platform_device *pdev)
{
const struct of_device_id *of_id;
struct device *dev = &pdev->dev;
- const char *reset_name = NULL;
struct brcm_ahci_priv *priv;
struct ahci_host_priv *hpriv;
struct resource *res;
@@ -456,15 +456,15 @@ static int brcm_ahci_probe(struct platform_device *pdev)
if (IS_ERR(priv->top_ctrl))
return PTR_ERR(priv->top_ctrl);
- /* Reset is optional depending on platform and named differently */
- if (priv->version == BRCM_SATA_BCM7216)
- reset_name = "rescal";
- else
- reset_name = "ahci";
-
- priv->rcdev = devm_reset_control_get_optional(&pdev->dev, reset_name);
- if (IS_ERR(priv->rcdev))
- return PTR_ERR(priv->rcdev);
+ if (priv->version == BRCM_SATA_BCM7216) {
+ priv->rcdev_rescal = devm_reset_control_get_optional_shared(
+ &pdev->dev, "rescal");
+ if (IS_ERR(priv->rcdev_rescal))
+ return PTR_ERR(priv->rcdev_rescal);
+ }
+ priv->rcdev_ahci = devm_reset_control_get_optional(&pdev->dev, "ahci");
+ if (IS_ERR(priv->rcdev_ahci))
+ return PTR_ERR(priv->rcdev_ahci);
hpriv = ahci_platform_get_resources(pdev, 0);
if (IS_ERR(hpriv))
@@ -485,10 +485,10 @@ static int brcm_ahci_probe(struct platform_device *pdev)
break;
}
- if (priv->version == BRCM_SATA_BCM7216)
- ret = reset_control_reset(priv->rcdev);
- else
- ret = reset_control_deassert(priv->rcdev);
+ ret = reset_control_reset(priv->rcdev_rescal);
+ if (ret)
+ return ret;
+ ret = reset_control_deassert(priv->rcdev_ahci);
if (ret)
return ret;
@@ -539,8 +539,8 @@ out_disable_regulators:
out_disable_clks:
ahci_platform_disable_clks(hpriv);
out_reset:
- if (priv->version != BRCM_SATA_BCM7216)
- reset_control_assert(priv->rcdev);
+ reset_control_assert(priv->rcdev_ahci);
+ reset_control_rearm(priv->rcdev_rescal);
return ret;
}