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ahci: Add a disk-controller uclass

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Add a uclass ID for a disk controller. This can be used by AHCI/SATA or
other controller types. There are no operations and no interface so far,
but it is possible to probe a SATA device.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass
2016-01-17 16:11:34 -07:00
committed by Bin Meng
parent 887cba8f38
commit e3b5f04143
4 changed files with 25 additions and 0 deletions
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1
include/dm/uclass-id.h
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@@ -29,6 +29,7 @@ enum uclass_id {
UCLASS_CLK, /* Clock source, e.g. used by peripherals */
UCLASS_CPU, /* CPU, typically part of an SoC */
UCLASS_CROS_EC, /* Chrome OS EC */
UCLASS_DISK, /* Disk controller, e.g. SATA */
UCLASS_DISPLAY, /* Display (e.g. DisplayPort, HDMI) */
UCLASS_RAM, /* RAM controller */
UCLASS_ETH, /* Ethernet device */