Update the tegra i2c driver to support a live device tree.

Signed-off-by: Simon Glass <s...@chromium.org>
---

Changes in v4:
- Drop fdtdec.h header

Changes in v3: None
Changes in v2: None

 drivers/i2c/tegra_i2c.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/i2c/tegra_i2c.c b/drivers/i2c/tegra_i2c.c
index 055f48153a..3255e8ed37 100644
--- a/drivers/i2c/tegra_i2c.c
+++ b/drivers/i2c/tegra_i2c.c
@@ -9,7 +9,6 @@
 #include <common.h>
 #include <dm.h>
 #include <errno.h>
-#include <fdtdec.h>
 #include <i2c.h>
 #include <asm/io.h>
 #include <clk.h>
@@ -365,7 +364,11 @@ static int tegra_i2c_probe(struct udevice *dev)
 
        i2c_bus->id = dev->seq;
        i2c_bus->type = dev_get_driver_data(dev);
-       i2c_bus->regs = (struct i2c_ctlr *)devfdt_get_addr(dev);
+       i2c_bus->regs = (struct i2c_ctlr *)dev_read_addr(dev);
+       if ((ulong)i2c_bus->regs == FDT_ADDR_T_NONE) {
+               debug("%s: Cannot get regs address\n", __func__);
+               return -EINVAL;
+       }
 
        ret = reset_get_by_name(dev, "i2c", &i2c_bus->reset_ctl);
        if (ret) {
-- 
2.13.2.932.g7449e964c-goog

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