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spi: ich: Convert to livetree

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Use dev_get_driver_data() to obtain the device type. It has the same
effect and is shorter.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2019-12-06 21:42:39 -07:00 committed by Bin Meng
parent 17e754492f
commit 702b28a163
1 changed files with 5 additions and 17 deletions
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22
drivers/spi/ich.c
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@ -597,28 +597,16 @@ static int ich_spi_ofdata_to_platdata(struct udevice *dev)
{
struct ich_spi_platdata *plat = dev_get_platdata(dev);
struct ich_spi_priv *priv = dev_get_priv(dev);
int node = dev_of_offset(dev);
int ret;
/* Find a PCH if there is one */
uclass_first_device(UCLASS_PCH, &priv->pch);
if (!priv->pch)
priv->pch = dev_get_parent(dev);
ret = fdt_node_check_compatible(gd->fdt_blob, node, "intel,ich7-spi");
if (ret == 0) {
plat->ich_version = ICHV_7;
} else {
ret = fdt_node_check_compatible(gd->fdt_blob, node,
"intel,ich9-spi");
if (ret == 0)
plat->ich_version = ICHV_9;
}
plat->ich_version = dev_get_driver_data(dev);
plat->lockdown = dev_read_bool(dev, "intel,spi-lock-down");
plat->lockdown = fdtdec_get_bool(gd->fdt_blob, node,
"intel,spi-lock-down");
return ret;
return 0;
}
static const struct spi_controller_mem_ops ich_controller_mem_ops = {
@ -639,8 +627,8 @@ static const struct dm_spi_ops ich_spi_ops = {
};
static const struct udevice_id ich_spi_ids[] = {
{ .compatible = "intel,ich7-spi" },
{ .compatible = "intel,ich9-spi" },
{ .compatible = "intel,ich7-spi", ICHV_7 },
{ .compatible = "intel,ich9-spi", ICHV_9 },
{ }
};