Update the GPIO driver to support a live device tree.
Signed-off-by: Simon Glass sjg@chromium.org ---
Changes in v4: None Changes in v3: None Changes in v2: None
drivers/gpio/tegra_gpio.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/gpio/tegra_gpio.c b/drivers/gpio/tegra_gpio.c index 687cd74fee..4965583158 100644 --- a/drivers/gpio/tegra_gpio.c +++ b/drivers/gpio/tegra_gpio.c @@ -337,11 +337,13 @@ static int gpio_tegra_bind(struct udevice *parent) * This driver does not make use of interrupts, other than to figure * out the number of GPIO banks */ - if (!fdt_getprop(gd->fdt_blob, dev_of_offset(parent), "interrupts", - &len)) - return -EINVAL; + len = dev_read_size(parent, "interrupts"); + if (len < 0) + return len; bank_count = len / 3 / sizeof(u32); - ctlr = (struct gpio_ctlr *)devfdt_get_addr(parent); + ctlr = (struct gpio_ctlr *)dev_read_addr(parent); + if ((ulong)ctlr == FDT_ADDR_T_NONE) + return -EINVAL; } #endif for (bank = 0; bank < bank_count; bank++) {