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path: root/drivers/ata/pata_ftide010.c
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Diffstat (limited to 'drivers/ata/pata_ftide010.c')
-rw-r--r--drivers/ata/pata_ftide010.c27
1 files changed, 17 insertions, 10 deletions
diff --git a/drivers/ata/pata_ftide010.c b/drivers/ata/pata_ftide010.c
index 5d4b72e21161..569a4a662dcd 100644
--- a/drivers/ata/pata_ftide010.c
+++ b/drivers/ata/pata_ftide010.c
@@ -256,14 +256,12 @@ static struct ata_port_operations pata_ftide010_port_ops = {
.qc_issue = ftide010_qc_issue,
};
-static struct ata_port_info ftide010_port_info[] = {
- {
- .flags = ATA_FLAG_SLAVE_POSS,
- .mwdma_mask = ATA_MWDMA2,
- .udma_mask = ATA_UDMA6,
- .pio_mask = ATA_PIO4,
- .port_ops = &pata_ftide010_port_ops,
- },
+static struct ata_port_info ftide010_port_info = {
+ .flags = ATA_FLAG_SLAVE_POSS,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA6,
+ .pio_mask = ATA_PIO4,
+ .port_ops = &pata_ftide010_port_ops,
};
#if IS_ENABLED(CONFIG_SATA_GEMINI)
@@ -349,6 +347,7 @@ static int pata_ftide010_gemini_cable_detect(struct ata_port *ap)
}
static int pata_ftide010_gemini_init(struct ftide010 *ftide,
+ struct ata_port_info *pi,
bool is_ata1)
{
struct device *dev = ftide->dev;
@@ -373,7 +372,13 @@ static int pata_ftide010_gemini_init(struct ftide010 *ftide,
/* Flag port as SATA-capable */
if (gemini_sata_bridge_enabled(sg, is_ata1))
- ftide010_port_info[0].flags |= ATA_FLAG_SATA;
+ pi->flags |= ATA_FLAG_SATA;
+
+ /* This device has broken DMA, only PIO works */
+ if (of_machine_is_compatible("itian,sq201")) {
+ pi->mwdma_mask = 0;
+ pi->udma_mask = 0;
+ }
/*
* We assume that a simple 40-wire cable is used in the PATA mode.
@@ -435,6 +440,7 @@ static int pata_ftide010_gemini_init(struct ftide010 *ftide,
}
#else
static int pata_ftide010_gemini_init(struct ftide010 *ftide,
+ struct ata_port_info *pi,
bool is_ata1)
{
return -ENOTSUPP;
@@ -446,7 +452,7 @@ static int pata_ftide010_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
- const struct ata_port_info pi = ftide010_port_info[0];
+ struct ata_port_info pi = ftide010_port_info;
const struct ata_port_info *ppi[] = { &pi, NULL };
struct ftide010 *ftide;
struct resource *res;
@@ -490,6 +496,7 @@ static int pata_ftide010_probe(struct platform_device *pdev)
* are ATA0. This will also set up the cable types.
*/
ret = pata_ftide010_gemini_init(ftide,
+ &pi,
(res->start == 0x63400000));
if (ret)
goto err_dis_clk;