[PATCH v2 1/2] serial: ns16550: Revert "Move PCI access from ofdata_to_platdata() to probe()"

[Andy Shevchenko]

The commit breaks serial console on the Intel Edison.

This reverts commit 720f9e1fdb0c92d3fd16e1bfc25bcbd35612675c.

Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
---
 drivers/serial/ns16550.c | 40 ++++++++++++----------------------------
 1 file changed, 12 insertions(+), 28 deletions(-)

diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c
index c1b303ffcb..1fcbc35015 100644
--- a/drivers/serial/ns16550.c
+++ b/drivers/serial/ns16550.c
@@ -479,40 +479,12 @@ static int ns16550_serial_getinfo(struct udevice *dev,
        return 0;
 }
 
-#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
-static int ns1655_serial_set_base_addr(struct udevice *dev)
-{
-       fdt_addr_t addr;
-       struct ns16550_platdata *plat;
-
-       plat = dev_get_platdata(dev);
-
-       addr = dev_read_addr_pci(dev);
-       if (addr == FDT_ADDR_T_NONE)
-               return -EINVAL;
-
-#ifdef CONFIG_SYS_NS16550_PORT_MAPPED
-       plat->base = addr;
-#else
-       plat->base = (unsigned long)map_physmem(addr, 0, MAP_NOCACHE);
-#endif
-
-       return 0;
-}
-#endif
-
 int ns16550_serial_probe(struct udevice *dev)
 {
        struct NS16550 *const com_port = dev_get_priv(dev);
        struct reset_ctl_bulk reset_bulk;
        int ret;
 
-#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
-       ret = ns1655_serial_set_base_addr(dev);
-       if (ret)
-               return ret;
-#endif
-
        ret = reset_get_bulk(dev, &reset_bulk);
        if (!ret)
                reset_deassert_bulk(&reset_bulk);
@@ -535,9 +507,21 @@ int ns16550_serial_ofdata_to_platdata(struct udevice *dev)
 {
        struct ns16550_platdata *plat = dev->platdata;
        const u32 port_type = dev_get_driver_data(dev);
+       fdt_addr_t addr;
        struct clk clk;
        int err;
 
+       /* try Processor Local Bus device first */
+       addr = dev_read_addr_pci(dev);
+       if (addr == FDT_ADDR_T_NONE)
+               return -EINVAL;
+
+#ifdef CONFIG_SYS_NS16550_PORT_MAPPED
+       plat->base = addr;
+#else
+       plat->base = (unsigned long)map_physmem(addr, 0, MAP_NOCACHE);
+#endif
+
        plat->reg_offset = dev_read_u32_default(dev, "reg-offset", 0);
        plat->reg_shift = dev_read_u32_default(dev, "reg-shift", 0);
        plat->reg_width = dev_read_u32_default(dev, "reg-io-width", 1);
-- 
2.25.1