device/resource: Add _kb postfix for resource allocators

There is a lot of going back-and-forth with the KiB arguments, start
the work to migrate away from this.

Change-Id: I329864d36137e9a99b5640f4f504c45a02060a40
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64658
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/amd/sabrina/uart.c b/src/soc/amd/sabrina/uart.c
index 0ffdacf..981e6f0 100644
--- a/src/soc/amd/sabrina/uart.c
+++ b/src/soc/amd/sabrina/uart.c
@@ -114,7 +114,7 @@
 
 static void uart_read_resources(struct device *dev)
 {
-	mmio_resource(dev, 0, dev->path.mmio.addr / KiB, 4);
+	mmio_resource_kb(dev, 0, dev->path.mmio.addr / KiB, 4);
 }
 
 struct device_operations sabrina_uart_mmio_ops = {