sb/amd/cimx: replace cimx_util with common ACPIMMIO AMD block

Drop the redundant cimx_util, remove the includes when appropriate and
replace the implementation with amdblocks/acpimmio where needed.

TEST=boot PC Engines apu1 and launch Debian with Linux kernel 4.14.50

Signed-off-by: Michał Żygowski <michal.zygowski@3mdeb.com>
Change-Id: I66b1f82926372b6ebb570893b6eb73c7f2935b9d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/37328
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/southbridge/amd/cimx/sb800/fan.c b/src/southbridge/amd/cimx/sb800/fan.c
index a8dfa31..42c13d7 100644
--- a/src/southbridge/amd/cimx/sb800/fan.c
+++ b/src/southbridge/amd/cimx/sb800/fan.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  */
 
-#include <southbridge/amd/cimx/cimx_util.h>
+#include <amdblocks/acpimmio.h>
 #include <device/device.h>
 #include <device/pci.h>		/* device_operations */
 #include <device/pci_ops.h>
@@ -31,27 +31,27 @@
 	/* Init Fan 0 */
 	if (sb_chip->fan0_enabled)
 		for (i = 0; i < FAN_REGISTER_COUNT; i++)
-			pm2_iowrite(FAN_0_OFFSET + i, sb_chip->fan0_config_vals[i]);
+			pm2_write8(FAN_0_OFFSET + i, sb_chip->fan0_config_vals[i]);
 
 	/* Init Fan 1 */
 	if (sb_chip->fan1_enabled)
 		for (i = 0; i < FAN_REGISTER_COUNT; i++)
-			pm2_iowrite(FAN_1_OFFSET + i, sb_chip->fan1_config_vals[i]);
+			pm2_write8(FAN_1_OFFSET + i, sb_chip->fan1_config_vals[i]);
 
 	/* Init Fan 2 */
 	if (sb_chip->fan2_enabled)
 		for (i = 0; i < FAN_REGISTER_COUNT; i++)
-			pm2_iowrite(FAN_2_OFFSET + i, sb_chip->fan2_config_vals[i]);
+			pm2_write8(FAN_2_OFFSET + i, sb_chip->fan2_config_vals[i]);
 
 	/* Init Fan 3 */
 	if (sb_chip->fan3_enabled)
 		for (i = 0; i < FAN_REGISTER_COUNT; i++)
-			pm2_iowrite(FAN_3_OFFSET + i, sb_chip->fan3_config_vals[i]);
+			pm2_write8(FAN_3_OFFSET + i, sb_chip->fan3_config_vals[i]);
 
 	/* Init Fan 4 */
 	if (sb_chip->fan4_enabled)
 		for (i = 0; i < FAN_REGISTER_COUNT; i++)
-			pm2_iowrite(FAN_4_OFFSET + i, sb_chip->fan4_config_vals[i]);
+			pm2_write8(FAN_4_OFFSET + i, sb_chip->fan4_config_vals[i]);
 
 }