demo: migrate uclass to livetree

Use dev_ function to read the sides and colour to support a live tree.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Patrick Delaunay 2021-09-20 17:58:33 +02:00 committed by Tom Rini
parent e2170c29ee
commit 455f2d15bf

View File

@ -10,15 +10,11 @@
#include <dm.h>
#include <dm-demo.h>
#include <errno.h>
#include <fdtdec.h>
#include <log.h>
#include <malloc.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <linux/list.h>
DECLARE_GLOBAL_DATA_PTR;
UCLASS_DRIVER(demo) = {
.name = "demo",
.id = UCLASS_DEMO,
@ -67,10 +63,9 @@ int demo_set_light(struct udevice *dev, int light)
int demo_parse_dt(struct udevice *dev)
{
struct dm_demo_pdata *pdata = dev_get_plat(dev);
int dn = dev_of_offset(dev);
pdata->sides = fdtdec_get_int(gd->fdt_blob, dn, "sides", 0);
pdata->colour = fdt_getprop(gd->fdt_blob, dn, "colour", NULL);
pdata->sides = dev_read_s32_default(dev, "sides", 0);
pdata->colour = dev_read_string(dev, "colour");
if (!pdata->sides || !pdata->colour) {
debug("%s: Invalid device tree data\n", __func__);
return -EINVAL;