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-rw-r--r--drivers/spi/omap3_spi.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/spi/omap3_spi.c b/drivers/spi/omap3_spi.c
index 2fe34c9..60e9d6e 100644
--- a/drivers/spi/omap3_spi.c
+++ b/drivers/spi/omap3_spi.c
@@ -35,6 +35,12 @@ DECLARE_GLOBAL_DATA_PTR;
#define OMAP3_MCSPI4_BASE 0x480BA000
#endif
+#define OMAP4_MCSPI_REG_OFFSET 0x100
+
+struct omap2_mcspi_platform_config {
+ unsigned int regs_offset;
+};
+
/* per-register bitmasks */
#define OMAP3_MCSPI_SYSCONFIG_SMARTIDLE (2 << 3)
#define OMAP3_MCSPI_SYSCONFIG_ENAWAKEUP BIT(2)
@@ -623,7 +629,10 @@ static int omap3_spi_probe(struct udevice *dev)
const void *blob = gd->fdt_blob;
int node = dev->of_offset;
- priv->regs = (struct mcspi *)dev_get_addr(dev);
+ struct omap2_mcspi_platform_config* data =
+ (struct omap2_mcspi_platform_config*)dev_get_driver_data(dev);
+
+ priv->regs = (struct mcspi *)(dev_get_addr(dev) + data->regs_offset);
priv->pin_dir = fdtdec_get_uint(blob, node, "ti,pindir-d0-out-d1-in",
MCSPI_PINDIR_D0_IN_D1_OUT);
priv->wordlen = SPI_DEFAULT_WORDLEN;
@@ -662,9 +671,17 @@ static const struct dm_spi_ops omap3_spi_ops = {
*/
};
+static struct omap2_mcspi_platform_config omap2_pdata = {
+ .regs_offset = 0,
+};
+
+static struct omap2_mcspi_platform_config omap4_pdata = {
+ .regs_offset = OMAP4_MCSPI_REG_OFFSET,
+};
+
static const struct udevice_id omap3_spi_ids[] = {
- { .compatible = "ti,omap2-mcspi" },
- { .compatible = "ti,omap4-mcspi" },
+ { .compatible = "ti,omap2-mcspi", .data = (ulong)&omap2_pdata },
+ { .compatible = "ti,omap4-mcspi", .data = (ulong)&omap4_pdata },
{ }
};