Commit 4407319d authored by Boris Brezillon's avatar Boris Brezillon Committed by Lee Jones

memory: atmel-ebi: Add PM ops

Add a ->resume() hook to make sure the EBI dev configs are correctly
restored when resuming the platform.
Signed-off-by: default avatarBoris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: default avatarNicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent aaa572b9
...@@ -507,6 +507,8 @@ static int atmel_ebi_probe(struct platform_device *pdev) ...@@ -507,6 +507,8 @@ static int atmel_ebi_probe(struct platform_device *pdev)
if (!ebi) if (!ebi)
return -ENOMEM; return -ENOMEM;
platform_set_drvdata(pdev, ebi);
INIT_LIST_HEAD(&ebi->devs); INIT_LIST_HEAD(&ebi->devs);
ebi->caps = match->data; ebi->caps = match->data;
ebi->dev = dev; ebi->dev = dev;
...@@ -579,10 +581,28 @@ static int atmel_ebi_probe(struct platform_device *pdev) ...@@ -579,10 +581,28 @@ static int atmel_ebi_probe(struct platform_device *pdev)
return of_platform_populate(np, NULL, NULL, dev); return of_platform_populate(np, NULL, NULL, dev);
} }
static int atmel_ebi_resume(struct device *dev)
{
struct atmel_ebi *ebi = dev_get_drvdata(dev);
struct atmel_ebi_dev *ebid;
list_for_each_entry(ebid, &ebi->devs, node) {
int i;
for (i = 0; i < ebid->numcs; i++)
ebid->ebi->caps->apply_config(ebid, &ebid->configs[i]);
}
return 0;
}
static SIMPLE_DEV_PM_OPS(atmel_ebi_pm_ops, NULL, atmel_ebi_resume);
static struct platform_driver atmel_ebi_driver = { static struct platform_driver atmel_ebi_driver = {
.driver = { .driver = {
.name = "atmel-ebi", .name = "atmel-ebi",
.of_match_table = atmel_ebi_id_table, .of_match_table = atmel_ebi_id_table,
.pm = &atmel_ebi_pm_ops,
}, },
}; };
builtin_platform_driver_probe(atmel_ebi_driver, atmel_ebi_probe); builtin_platform_driver_probe(atmel_ebi_driver, atmel_ebi_probe);
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