diff options
| author | Simon Glass | 2017-07-04 13:31:31 -0600 |
|---|---|---|
| committer | Jaehoon Chung | 2017-08-01 11:58:01 +0900 |
| commit | cf7b2e10c90e09d6f290b7886722b20680b79731 (patch) | |
| tree | a3c492cd907e7feac49b22f95b3c1125f8bb5059 /board/sunxi | |
| parent | 74daf94a2305a7b70fc24511d2ca7dc3358e746d (diff) | |
dm: sata: sunxi: Add support for driver model
Adjust SATA setup to support driver model.
Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'board/sunxi')
| -rw-r--r-- | board/sunxi/ahci.c | 61 |
1 files changed, 58 insertions, 3 deletions
diff --git a/board/sunxi/ahci.c b/board/sunxi/ahci.c index 522e54ab160..a79b80ca1ec 100644 --- a/board/sunxi/ahci.c +++ b/board/sunxi/ahci.c @@ -1,5 +1,6 @@ #include <common.h> #include <ahci.h> +#include <dm.h> #include <scsi.h> #include <errno.h> #include <asm/io.h> @@ -13,9 +14,8 @@ /* This magic PHY initialisation was taken from the Allwinner releases * and Linux driver, but is completely undocumented. */ -static int sunxi_ahci_phy_init(u32 base) +static int sunxi_ahci_phy_init(u8 *reg_base) { - u8 *reg_base = (u8 *)base; u32 reg_val; int timeout; @@ -70,10 +70,65 @@ static int sunxi_ahci_phy_init(u32 base) return 0; } +#ifndef CONFIG_DM_SCSI void scsi_init(void) { - if (sunxi_ahci_phy_init(SUNXI_SATA_BASE) < 0) + if (sunxi_ahci_phy_init((u8 *)SUNXI_SATA_BASE) < 0) return; ahci_init((void __iomem *)SUNXI_SATA_BASE); } +#else +static int sunxi_sata_probe(struct udevice *dev) +{ + ulong base; + u8 *reg; + int ret; + + base = dev_read_addr(dev); + if (base == FDT_ADDR_T_NONE) { + debug("%s: Failed to find address (err=%d\n)", __func__, ret); + return -EINVAL; + } + reg = (u8 *)base; + ret = sunxi_ahci_phy_init(reg); + if (ret) { + debug("%s: Failed to init phy (err=%d\n)", __func__, ret); + return ret; + } + ret = ahci_probe_scsi(dev, base); + if (ret) { + debug("%s: Failed to probe (err=%d\n)", __func__, ret); + return ret; + } + + return 0; +} + +static int sunxi_sata_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 const struct udevice_id sunxi_ahci_ids[] = { + { .compatible = "allwinner,sun4i-a10-ahci" }, + { } +}; + +U_BOOT_DRIVER(ahci_sunxi_drv) = { + .name = "ahci_sunxi", + .id = UCLASS_AHCI, + .of_match = sunxi_ahci_ids, + .bind = sunxi_sata_bind, + .probe = sunxi_sata_probe, +}; +#endif |