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ata: ahci: mvebu: request PHY suspend/resume for Armada 3700 

A feature has been added in the libahci driver: the possibility to set
a new flag in hpriv->flags to let the core handle PHY suspend/resume
automatically. Make use of this feature to make suspend to RAM work
with SATA drives on A3700.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Miquel Raynal 2018-12-04 20:28:29 +01:00 committed by Jens Axboe
parent 2f558bc3f3
commit bde0b5c109
1 changed files with 3 additions and 0 deletions
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3
drivers/ata/ahci_mvebu.c
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@ -30,6 +30,7 @@
struct ahci_mvebu_plat_data {
int (*plat_config)(struct ahci_host_priv *hpriv);
unsigned int flags;
};
static void ahci_mvebu_mbus_config(struct ahci_host_priv *hpriv,
@ -195,6 +196,7 @@ static int ahci_mvebu_probe(struct platform_device *pdev)
if (IS_ERR(hpriv))
return PTR_ERR(hpriv);
hpriv->flags |= pdata->flags;
hpriv->plat_data = (void *)pdata;
rc = ahci_platform_enable_resources(hpriv);
@ -225,6 +227,7 @@ static const struct ahci_mvebu_plat_data ahci_mvebu_armada_380_plat_data = {
static const struct ahci_mvebu_plat_data ahci_mvebu_armada_3700_plat_data = {
.plat_config = ahci_mvebu_armada_3700_config,
.flags = AHCI_HFLAG_SUSPEND_PHYS,
};
static const struct of_device_id ahci_mvebu_of_match[] = {