mb/siemens/mc_apl1: Use `pci_or_config16` function

Change-Id: I93e09fc9801f6d32cade351bac0cba82f671acfe
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47400
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Tested-by: siemens-bot
Reviewed-by: Mario Scheithauer <mario.scheithauer@siemens.com>
diff --git a/src/mainboard/siemens/mc_apl1/mainboard.c b/src/mainboard/siemens/mc_apl1/mainboard.c
index bff97ea..0d93563 100644
--- a/src/mainboard/siemens/mc_apl1/mainboard.c
+++ b/src/mainboard/siemens/mc_apl1/mainboard.c
@@ -187,7 +187,6 @@
 
 static void mainboard_final(void *chip_info)
 {
-	uint16_t cmd = 0;
 	struct device *dev = NULL;
 
 	/* Do board specific things */
@@ -196,9 +195,7 @@
 	/* Set Master Enable for on-board PCI device. */
 	dev = dev_find_device(PCI_VENDOR_ID_SIEMENS, 0x403f, 0);
 	if (dev) {
-		cmd = pci_read_config16(dev, PCI_COMMAND);
-		cmd |= PCI_COMMAND_MASTER;
-		pci_write_config16(dev, PCI_COMMAND, cmd);
+		pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER);
 	}
 	/* Set up SPI OPCODE menu before the controller is locked. */
 	fast_spi_set_opcode_menu();
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl2/mainboard.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl2/mainboard.c
index e7bc589..000ee08 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl2/mainboard.c
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl2/mainboard.c
@@ -16,14 +16,11 @@
 void variant_mainboard_final(void)
 {
 	struct device *dev;
-	uint16_t cmd = 0;
 
 	/* Set Master Enable for on-board PCI device. */
 	dev = dev_find_device(PCI_VENDOR_ID_SIEMENS, 0x403e, 0);
 	if (dev) {
-		cmd = pci_read_config16(dev, PCI_COMMAND);
-		cmd |= PCI_COMMAND_MASTER;
-		pci_write_config16(dev, PCI_COMMAND, cmd);
+		pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER);
 	}
 }
 
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl3/mainboard.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl3/mainboard.c
index 07fa01d..8b1a0e1 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl3/mainboard.c
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl3/mainboard.c
@@ -22,7 +22,6 @@
 void variant_mainboard_final(void)
 {
 	struct device *dev = NULL;
-	uint16_t cmd = 0;
 
 	/* PIR6 register mapping for PCIe root ports
 	 * INTA#->PIRQD#, INTB#->PIRQA#, INTC#->PIRQB#, INTD#-> PIRQC#
@@ -43,9 +42,7 @@
 	/* Set Master Enable for on-board PCI device. */
 	dev = dev_find_device(PCI_VENDOR_ID_SIEMENS, 0x403e, 0);
 	if (dev) {
-		cmd = pci_read_config16(dev, PCI_COMMAND);
-		cmd |= PCI_COMMAND_MASTER;
-		pci_write_config16(dev, PCI_COMMAND, cmd);
+		pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER);
 
 		/* Disable clock outputs 0 and 2-4 (CLKOUT) for upstream
 		 * XIO2001 PCIe to PCI Bridge.
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl5/mainboard.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl5/mainboard.c
index e85161b..c0a7d53 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl5/mainboard.c
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl5/mainboard.c
@@ -20,7 +20,6 @@
 void variant_mainboard_final(void)
 {
 	struct device *dev = NULL;
-	uint16_t cmd;
 
 	/*
 	 * PIR6 register mapping for PCIe root ports
@@ -50,9 +49,7 @@
 	/* Set Master Enable for on-board PCI device. */
 	dev = dev_find_device(PCI_VENDOR_ID_SIEMENS, 0x403e, 0);
 	if (dev) {
-		cmd = pci_read_config16(dev, PCI_COMMAND);
-		cmd |= PCI_COMMAND_MASTER;
-		pci_write_config16(dev, PCI_COMMAND, cmd);
+		pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER);
 
 		/* Disable clock outputs 0-3 (CLKOUT) for upstream XIO2001 PCIe
 		 * to PCI Bridge. */
diff --git a/src/mainboard/siemens/mc_apl1/variants/mc_apl6/mainboard.c b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/mainboard.c
index 33160d0..f9345f4 100644
--- a/src/mainboard/siemens/mc_apl1/variants/mc_apl6/mainboard.c
+++ b/src/mainboard/siemens/mc_apl1/variants/mc_apl6/mainboard.c
@@ -22,7 +22,6 @@
 void variant_mainboard_final(void)
 {
 	struct device *dev = NULL;
-	uint16_t cmd = 0;
 
 	/* PIR6 register mapping for PCIe root ports
 	 * INTA#->PIRQD#, INTB#->PIRQA#, INTC#->PIRQB#, INTD#-> PIRQC#
@@ -43,9 +42,7 @@
 	/* Set Master Enable for on-board PCI device. */
 	dev = dev_find_device(PCI_VENDOR_ID_SIEMENS, 0x403e, 0);
 	if (dev) {
-		cmd = pci_read_config16(dev, PCI_COMMAND);
-		cmd |= PCI_COMMAND_MASTER;
-		pci_write_config16(dev, PCI_COMMAND, cmd);
+		pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_MASTER);
 
 		/* Disable clock outputs 0-3 (CLKOUT) for upstream
 		 * XIO2001 PCIe to PCI Bridge.