mx7dsabresd: enable DFU support

[u-boot] / drivers / spi / spi-uclass.c

diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
index 63a6217cc62d0085b6c4ba259415fae514651ba9..58388efbc3be29e8e96e3b64d78fee632bd05a0a 100644 (file)
--- a/drivers/spi/spi-uclass.c
+++ b/drivers/spi/spi-uclass.c
@@ -50,7 +50,7 @@ int spi_claim_bus(struct spi_slave *slave)
        struct udevice *dev = slave->dev;
        struct udevice *bus = dev->parent;
        struct dm_spi_ops *ops = spi_get_ops(bus);
-       struct dm_spi_bus *spi = bus->uclass_priv;
+       struct dm_spi_bus *spi = dev_get_uclass_priv(bus);
        int speed;
        int ret;
 
@@ -63,11 +63,14 @@ int spi_claim_bus(struct spi_slave *slave)
        }
        if (!speed)
                speed = 100000;
-       ret = spi_set_speed_mode(bus, speed, slave->mode);
-       if (ret)
-               return ret;
+       if (speed != slave->speed) {
+               ret = spi_set_speed_mode(bus, speed, slave->mode);
+               if (ret)
+                       return ret;
+               slave->speed = speed;
+       }
 
-       return ops->claim_bus ? ops->claim_bus(bus) : 0;
+       return ops->claim_bus ? ops->claim_bus(dev) : 0;
 }
 
 void spi_release_bus(struct spi_slave *slave)
@@ -77,7 +80,7 @@ void spi_release_bus(struct spi_slave *slave)
        struct dm_spi_ops *ops = spi_get_ops(bus);
 
        if (ops->release_bus)
-               ops->release_bus(bus);
+               ops->release_bus(dev);
 }
 
 int spi_xfer(struct spi_slave *slave, unsigned int bitlen,
@@ -92,13 +95,13 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen,
        return spi_get_ops(bus)->xfer(dev, bitlen, dout, din, flags);
 }
 
-int spi_post_bind(struct udevice *dev)
+static int spi_post_bind(struct udevice *dev)
 {
        /* Scan the bus for devices */
        return dm_scan_fdt_node(dev, gd->fdt_blob, dev->of_offset, false);
 }
 
-int spi_child_post_bind(struct udevice *dev)
+static int spi_child_post_bind(struct udevice *dev)
 {
        struct dm_spi_slave_platdata *plat = dev_get_parent_platdata(dev);
 
@@ -108,9 +111,9 @@ int spi_child_post_bind(struct udevice *dev)
        return spi_slave_ofdata_to_platdata(gd->fdt_blob, dev->of_offset, plat);
 }
 
-int spi_post_probe(struct udevice *bus)
+static int spi_post_probe(struct udevice *bus)
 {
-       struct dm_spi_bus *spi = bus->uclass_priv;
+       struct dm_spi_bus *spi = dev_get_uclass_priv(bus);
 
        spi->max_hz = fdtdec_get_int(gd->fdt_blob, bus->of_offset,
                                     "spi-max-frequency", 0);
@@ -118,10 +121,10 @@ int spi_post_probe(struct udevice *bus)
        return 0;
 }
 
-int spi_child_pre_probe(struct udevice *dev)
+static int spi_child_pre_probe(struct udevice *dev)
 {
        struct dm_spi_slave_platdata *plat = dev_get_parent_platdata(dev);
-       struct spi_slave *slave = dev_get_parentdata(dev);
+       struct spi_slave *slave = dev_get_parent_priv(dev);
 
        /*
         * This is needed because we pass struct spi_slave around the place
@@ -279,7 +282,7 @@ int spi_get_bus_and_cs(int busnum, int cs, int speed, int mode,
                ret = device_probe(dev);
                if (ret)
                        goto err;
-               slave = dev_get_parentdata(dev);
+               slave = dev_get_parent_priv(dev);
                slave->dev = dev;
        }
 
@@ -288,7 +291,7 @@ int spi_get_bus_and_cs(int busnum, int cs, int speed, int mode,
                goto err;
 
        *busp = bus;
-       *devp = dev_get_parentdata(dev);
+       *devp = dev_get_parent_priv(dev);
        debug("%s: bus=%p, slave=%p\n", __func__, bus, *devp);
 
        return 0;
@@ -317,7 +320,7 @@ struct spi_slave *spi_setup_slave_fdt(const void *blob, int node,
        ret = device_get_child_by_of_offset(bus, node, &dev);
        if (ret)
                return NULL;
-       return dev_get_parentdata(dev);
+       return dev_get_parent_priv(dev);
 }
 
 /* Compatibility function - to be removed */