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| author | Bin Meng <bmeng.cn@gmail.com> | 2017-07-31 02:23:59 (GMT) |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2017-08-01 12:17:02 (GMT) |
| commit | a5c680fe1042d2e13efeb12af076f4bd1ad1b82d (patch) | |
| tree | 9f332d771f60db97ce76e2fe3333756af1226060 /drivers | |
| parent | 6461f45b7194b4b345e2f5991c3f75c5ed36f238 (diff) | |
| download | u-boot-fsl-qoriq-a5c680fe1042d2e13efeb12af076f4bd1ad1b82d.tar.xz | |
dm: scsi: Add a generic PCI-based AHCI driver
This adds support for PCI-based AHCI controller based on DM SCSI.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/ata/Kconfig | 6 | ||||
| -rw-r--r-- | drivers/ata/Makefile | 1 | ||||
| -rw-r--r-- | drivers/ata/ahci-pci.c | 42 |
3 files changed, 49 insertions, 0 deletions
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 6427f1b..db05160 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -40,6 +40,12 @@ config DM_SCSI menu "SATA/SCSI device support" +config AHCI_PCI + bool "Support for PCI-based AHCI controller" + depends on DM_SCSI + help + Enables support for the PCI-based AHCI controller. + config SATA_CEVA bool "Ceva Sata controller" depends on AHCI diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile index c48184c..4e2de93 100644 --- a/drivers/ata/Makefile +++ b/drivers/ata/Makefile @@ -7,6 +7,7 @@ obj-$(CONFIG_DWC_AHCI) += dwc_ahci.o obj-$(CONFIG_AHCI) += ahci-uclass.o +obj-$(CONFIG_AHCI_PCI) += ahci-pci.o obj-$(CONFIG_SCSI_AHCI) += ahci.o obj-$(CONFIG_DWC_AHSATA) += dwc_ahsata.o obj-$(CONFIG_FSL_SATA) += fsl_sata.o diff --git a/drivers/ata/ahci-pci.c b/drivers/ata/ahci-pci.c new file mode 100644 index 0000000..f46fad8 --- /dev/null +++ b/drivers/ata/ahci-pci.c @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2017, Bin Meng <bmeng.cn@gmail.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <ahci.h> +#include <dm.h> +#include <pci.h> + +static int ahci_pci_bind(struct udevice *dev) +{ + struct udevice *scsi_dev; + + return ahci_bind_scsi(dev, &scsi_dev); +} + +static int ahci_pci_probe(struct udevice *dev) +{ + return ahci_probe_scsi(dev); +} + +static const struct udevice_id ahci_pci_ids[] = { + { .compatible = "ahci-pci" }, + { } +}; + +U_BOOT_DRIVER(ahci_pci) = { + .name = "ahci_pci", + .id = UCLASS_AHCI, + .of_match = ahci_pci_ids, + .bind = ahci_pci_bind, + .probe = ahci_pci_probe, +}; + +static struct pci_device_id ahci_pci_supported[] = { + { PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_SATA_AHCI, ~0) }, + {}, +}; + +U_BOOT_PCI_DEVICE(ahci_pci, ahci_pci_supported); |