diff options
| author | Simon Horman <horms+renesas@verge.net.au> | 2014-10-27 03:14:30 +0300 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2014-10-27 16:03:19 +0300 |
| commit | aa1cf25887099bba68f1f3879c0d394e08b8779f (patch) | |
| tree | 4273c121429b5cca5e2c3560b0d50ba7f19a5a9d /drivers/ata/sata_rcar.c | |
| parent | cac7f2429872d3733dc3f9915857b1691da2eb2f (diff) | |
| download | linux-aa1cf25887099bba68f1f3879c0d394e08b8779f.tar.xz | |
ata: sata_rcar: Disable DIPM mode for r8a7790 ES1
Unlike other SATA R-Car r8a7790 controllers the r8a7790 ES1 SATA R-Car
controller needs to be run with DIPM disabled.
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/ata/sata_rcar.c')
| -rw-r--r-- | drivers/ata/sata_rcar.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c index 61eb6d77dac7..8732e42db3a9 100644 --- a/drivers/ata/sata_rcar.c +++ b/drivers/ata/sata_rcar.c @@ -146,6 +146,7 @@ enum sata_rcar_type { RCAR_GEN1_SATA, RCAR_GEN2_SATA, + RCAR_R8A7790_ES1_SATA, }; struct sata_rcar_priv { @@ -763,6 +764,9 @@ static void sata_rcar_setup_port(struct ata_host *host) ap->udma_mask = ATA_UDMA6; ap->flags |= ATA_FLAG_SATA; + if (priv->type == RCAR_R8A7790_ES1_SATA) + ap->flags |= ATA_FLAG_NO_DIPM; + ioaddr->cmd_addr = base + SDATA_REG; ioaddr->ctl_addr = base + SSDEVCON_REG; ioaddr->scr_addr = base + SCRSSTS_REG; @@ -792,6 +796,7 @@ static void sata_rcar_init_controller(struct ata_host *host) sata_rcar_gen1_phy_init(priv); break; case RCAR_GEN2_SATA: + case RCAR_R8A7790_ES1_SATA: sata_rcar_gen2_phy_init(priv); break; default: @@ -838,6 +843,10 @@ static struct of_device_id sata_rcar_match[] = { .data = (void *)RCAR_GEN2_SATA }, { + .compatible = "renesas,sata-r8a7790-es1", + .data = (void *)RCAR_R8A7790_ES1_SATA + }, + { .compatible = "renesas,sata-r8a7791", .data = (void *)RCAR_GEN2_SATA }, @@ -849,6 +858,7 @@ static const struct platform_device_id sata_rcar_id_table[] = { { "sata_rcar", RCAR_GEN1_SATA }, /* Deprecated by "sata-r8a7779" */ { "sata-r8a7779", RCAR_GEN1_SATA }, { "sata-r8a7790", RCAR_GEN2_SATA }, + { "sata-r8a7790-es1", RCAR_R8A7790_ES1_SATA }, { "sata-r8a7791", RCAR_GEN2_SATA }, { }, }; |