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[U-Boot,v3,3/4] ata: ahci_mvebu: add scsi support

Message ID 1527213995-10468-4-git-send-email-make@marvell.com
State Superseded
Delegated to: Stefan Roese
Headers show
Series ahci mvebu driver updates | expand

Commit Message

Ken Ma May 25, 2018, 2:06 a.m. UTC 
From: Ken Ma <make@marvell.com>

Mvebu AHCI is AHCI driver which uses SCSI under the hood.
This patch adjusts AHCI setup to support SCSI by creating
a SCSI device as a child.

Signed-off-by: Ken Ma <make@marvell.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
---

Changes in v3: None

 drivers/ata/ahci_mvebu.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/ata/ahci_mvebu.c b/drivers/ata/ahci_mvebu.c
index c1d215f..6e3f17e 100644
--- a/drivers/ata/ahci_mvebu.c
+++ b/drivers/ata/ahci_mvebu.c
@@ -16,6 +16,20 @@  __weak int board_ahci_enable(void)
 	return 0;
 }
 
+static int mvebu_ahci_bind(struct udevice *dev)
+{
+	struct udevice *scsi_dev;
+	int ret;
+
+	ret = ahci_bind_scsi(dev, &scsi_dev);
+	if (ret) {
+		debug("%s: Failed to bind (err=%d\n)", __func__, ret);
+		return ret;
+	}
+
+	return 0;
+}
+
 static int mvebu_ahci_probe(struct udevice *dev)
 {
 	/*
@@ -24,7 +38,7 @@  static int mvebu_ahci_probe(struct udevice *dev)
 	 */
 	board_ahci_enable();
 
-	ahci_init(devfdt_get_addr_ptr(dev));
+	ahci_probe_scsi(dev, (ulong)devfdt_get_addr_ptr(dev));
 
 	return 0;
 }
@@ -39,5 +53,6 @@  U_BOOT_DRIVER(ahci_mvebu_drv) = {
 	.name		= "ahci_mvebu",
 	.id		= UCLASS_AHCI,
 	.of_match	= mvebu_ahci_ids,
+	.bind		= mvebu_ahci_bind,
 	.probe		= mvebu_ahci_probe,
 };