gpio: at91: use dev_read_addr() to get base address

It is strange to use devfdt_get_addr_ptr(), then cast the pointer
back to uint32 because you could use devfdt_get_addr() without casting.

Convert it to dev_read_addr(), which is capable to CONFIG_OF_LIVE.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/drivers/gpio/at91_gpio.c b/drivers/gpio/at91_gpio.c
index 4a8b2e6..ef79843 100644 (file)
--- a/drivers/gpio/at91_gpio.c
+++ b/drivers/gpio/at91_gpio.c
@@ -606,7 +606,7 @@ static int at91_gpio_probe(struct udevice *dev)
        clk_free(&clk);
 
 #if CONFIG_IS_ENABLED(OF_CONTROL)
-       plat->base_addr = (uint32_t)devfdt_get_addr_ptr(dev);
+       plat->base_addr = dev_read_addr(dev);
 #endif
        plat->bank_name = at91_get_bank_name(plat->base_addr);
        port->regs = (struct at91_port *)plat->base_addr;