coreboot: Replace all IS_ENABLED(CONFIG_XXX) with CONFIG(XXX)

This patch is a raw application of

 find src/ -type f | xargs sed -i -e 's/IS_ENABLED\s*(CONFIG_/CONFIG(/g'

Change-Id: I6262d6d5c23cabe23c242b4f38d446b74fe16b88
Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31774
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/soc/intel/broadwell/serialio.c b/src/soc/intel/broadwell/serialio.c
index 0330acb..59fb4f7 100644
--- a/src/soc/intel/broadwell/serialio.c
+++ b/src/soc/intel/broadwell/serialio.c
@@ -41,7 +41,7 @@
 
 static int serialio_uart_is_debug(struct device *dev)
 {
-#if IS_ENABLED(CONFIG_INTEL_PCH_UART_CONSOLE)
+#if CONFIG(INTEL_PCH_UART_CONSOLE)
 	switch (dev->path.pci.devfn) {
 	case PCH_DEVFN_UART0: /* UART0 */
 		return !!(CONFIG_INTEL_PCH_UART_CONSOLE_NUMBER == 0);
@@ -278,7 +278,7 @@
 {
 	pci_dev_set_resources(dev);
 
-#if IS_ENABLED(CONFIG_INTEL_PCH_UART_CONSOLE)
+#if CONFIG(INTEL_PCH_UART_CONSOLE)
 	/* Update UART base address if used for debug */
 	if (serialio_uart_is_debug(dev)) {
 		struct resource *res = find_resource(dev, PCI_BASE_ADDRESS_0);