dm: serial: ns16550: Convert to livetree

Update this driver to support a live device tree.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Tested-on: Beaver, Jetson-TK1

diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c
index 52c52c1ad145782a9536c1b2c4c0b07c3e54186e..330c5e186a191099e7e3693ae38914d6852d62f7 100644 (file)
--- a/drivers/serial/ns16550.c
+++ b/drivers/serial/ns16550.c
@@ -8,7 +8,6 @@
 #include <clk.h>
 #include <dm.h>
 #include <errno.h>
-#include <fdtdec.h>
 #include <ns16550.h>
 #include <serial.h>
 #include <watchdog.h>
@@ -395,7 +394,7 @@ int ns16550_serial_ofdata_to_platdata(struct udevice *dev)
        int err;
 
        /* try Processor Local Bus device first */
-       addr = devfdt_get_addr(dev);
+       addr = dev_read_addr(dev);
 #if defined(CONFIG_PCI) && defined(CONFIG_DM_PCI)
        if (addr == FDT_ADDR_T_NONE) {
                /* then try pci device */
@@ -434,11 +433,8 @@ int ns16550_serial_ofdata_to_platdata(struct udevice *dev)
        plat->base = (unsigned long)map_physmem(addr, 0, MAP_NOCACHE);
 #endif
 
-       plat->reg_offset = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
-                                    "reg-offset", 0);
-       plat->reg_shift = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
-                                        "reg-shift", 0);
-
+       plat->reg_offset = dev_read_u32_default(dev, "reg-offset", 0);
+       plat->reg_shift = dev_read_u32_default(dev, "reg-shift", 0);
        err = clk_get_by_index(dev, 0, &clk);
        if (!err) {
                err = clk_get_rate(&clk);
@@ -450,9 +446,8 @@ int ns16550_serial_ofdata_to_platdata(struct udevice *dev)
        }
 
        if (!plat->clock)
-               plat->clock = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
-                                            "clock-frequency",
-                                            CONFIG_SYS_NS16550_CLK);
+               plat->clock = dev_read_u32_default(dev, "clock-frequency",
+                                                  CONFIG_SYS_NS16550_CLK);
        if (!plat->clock) {
                debug("ns16550 clock not defined\n");
                return -EINVAL;