treewide: capitalize 'USB'

Change-Id: I7650786ea50465a4c2d11de948fdb81f4e509772
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39100
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/drivers/usb/ehci_debug.c b/src/drivers/usb/ehci_debug.c
index 5a3f2a6..97b39f4 100644
--- a/src/drivers/usb/ehci_debug.c
+++ b/src/drivers/usb/ehci_debug.c
@@ -382,7 +382,7 @@
 	u32 portsc;
 	int loop;
 
-	/* Reset the usb debug port */
+	/* Reset the USB debug port */
 	portsc = read32(&ehci_regs->port_status[port - 1]);
 	portsc &= ~PORT_PE;
 	portsc |= PORT_RESET;
diff --git a/src/mainboard/google/butterfly/early_init.c b/src/mainboard/google/butterfly/early_init.c
index 13819f1..35f75c4 100644
--- a/src/mainboard/google/butterfly/early_init.c
+++ b/src/mainboard/google/butterfly/early_init.c
@@ -67,7 +67,7 @@
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
-	/* enabled power  usb oc pin  */
+	/* enabled power  USB oc pin  */
 	{ 1, 0, -1 }, /* P0: Right USB 3.0 #1 (no OC) */
 	{ 1, 0, -1 }, /* P1: Right USB 3.0 #2 (no OC) */
 	{ 1, 0, -1 }, /* P2: Camera (no OC) */
@@ -120,7 +120,7 @@
 		.dimm_channel1_disabled = 2,
 		.max_ddr3_freq = 1600,
 		.usb_port_config = {
-			/* enabled   usb oc pin    length */
+			/* enabled   USB oc pin    length */
 			{ 1, 0, 0x0040 }, /* P0: Right USB 3.0 #1 (no OC) */
 			{ 1, 0, 0x0040 }, /* P1: Right USB 3.0 #2 (no OC) */
 			{ 1, 0, 0x0040 }, /* P2: Camera (no OC) */
diff --git a/src/mainboard/google/link/early_init.c b/src/mainboard/google/link/early_init.c
index c234e5b..7d1c177 100644
--- a/src/mainboard/google/link/early_init.c
+++ b/src/mainboard/google/link/early_init.c
@@ -154,7 +154,7 @@
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
-	/* enabled power  usb oc pin  */
+	/* enabled power  USB oc pin  */
 	{ 0, 0, -1 }, /* P0: Empty */
 	{ 1, 0, 0 }, /* P1: Left USB 1  (OC0) */
 	{ 1, 0, 1 }, /* P2: Left USB 2  (OC1) */
diff --git a/src/mainboard/google/mistral/mainboard.c b/src/mainboard/google/mistral/mainboard.c
index e36a1c7..4a109f1 100644
--- a/src/mainboard/google/mistral/mainboard.c
+++ b/src/mainboard/google/mistral/mainboard.c
@@ -26,7 +26,7 @@
 
 static void setup_usb(void)
 {
-	/* Setting Secondary usb controller */
+	/* Setting Secondary USB controller */
 	setup_usb_host(HSUSB_HS_PORT_1, &usb1_board_data);
 }
 
diff --git a/src/mainboard/google/oak/mainboard.c b/src/mainboard/google/oak/mainboard.c
index 421826c..864837b 100644
--- a/src/mainboard/google/oak/mainboard.c
+++ b/src/mainboard/google/oak/mainboard.c
@@ -145,7 +145,7 @@
 
 static void configure_usb_hub(void)
 {
-	/* set usb hub reset pin (low active) to high */
+	/* set USB hub reset pin (low active) to high */
 	if (board_id() + CONFIG_BOARD_ID_ADJUSTMENT > 4)
 		gpio_output(GPIO(UTXD3), 1);
 }
diff --git a/src/mainboard/google/parrot/early_init.c b/src/mainboard/google/parrot/early_init.c
index 01c4526..917d165 100644
--- a/src/mainboard/google/parrot/early_init.c
+++ b/src/mainboard/google/parrot/early_init.c
@@ -116,7 +116,7 @@
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
-	/* enabled power  usb oc pin  */
+	/* enabled power  USB oc pin  */
 	{ 0, 0, -1 }, /* P0: Empty */
 	{ 1, 0, 0 }, /* P1: Left USB 1  (OC0) */
 	{ 1, 0, 1 }, /* P2: Left USB 2  (OC1) */
diff --git a/src/mainboard/google/stout/early_init.c b/src/mainboard/google/stout/early_init.c
index 07c19c5..b4e96f0 100644
--- a/src/mainboard/google/stout/early_init.c
+++ b/src/mainboard/google/stout/early_init.c
@@ -131,7 +131,7 @@
 		.dimm_channel1_disabled = 2,
 		.max_ddr3_freq = 1600,
 		.usb_port_config = {
-			/* enabled   usb oc pin    length */
+			/* enabled   USB oc pin    length */
 			{ 1, 0, 0x0040 }, /* P0: USB 3.0 1  (OC0) */
 			{ 1, 0, 0x0040 }, /* P1: USB 3.0 2  (OC0) */
 			{ 0, 1, 0x0000 }, /* P2: Empty */
@@ -171,7 +171,7 @@
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
-	/* enabled   usb oc pin    length */
+	/* enabled   USB oc pin    length */
 	{1, 0, 0},  /* P0: USB 3.0 1  (OC0) */
 	{1, 0, 0},  /* P1: USB 3.0 2  (OC0) */
 	{0, 0, 0},  /* P2: Empty */
diff --git a/src/mainboard/intel/emeraldlake2/early_init.c b/src/mainboard/intel/emeraldlake2/early_init.c
index 2d97c85..0bc5884 100644
--- a/src/mainboard/intel/emeraldlake2/early_init.c
+++ b/src/mainboard/intel/emeraldlake2/early_init.c
@@ -111,7 +111,7 @@
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
-	/* enabled power  usb oc pin  */
+	/* enabled power  USB oc pin  */
 	{ 1, 0, 0 }, /* P0: Front port  (OC0) */
 	{ 1, 0, 1 }, /* P1: Back port   (OC1) */
 	{ 1, 0, -1 }, /* P2: MINIPCIE1   (no OC) */
diff --git a/src/mainboard/intel/harcuvar/hsio.h b/src/mainboard/intel/harcuvar/hsio.h
index ce059fd..c59cfd0 100644
--- a/src/mainboard/intel/harcuvar/hsio.h
+++ b/src/mainboard/intel/harcuvar/hsio.h
@@ -38,7 +38,7 @@
 	 *    Lane[19]->USB3 rear I/O panel connector
 	 */
 
-	/* SKU HSIO 20 (pcie [0-15] sata [16-18] usb [19]) */
+	/* SKU HSIO 20 (pcie [0-15] sata [16-18] USB [19]) */
 	{BL_SKU_HSIO_20,
 	{PCIE_BIF_CTRL_x8, PCIE_BIF_CTRL_x4x4},
 	{/* ME_FIA_MUX_CONFIG */
@@ -155,7 +155,7 @@
 		   BL_ME_FIA_PCIE_ROOT_PORT_LINK_WIDTH_BICTRL,
 		   BL_FIA_PCIE_ROOT_PORT_7)} } },
 
-	/* SKU HSIO 12 (pcie [0-3, 8-9, 12-13] sata [16-18] usb [19]) */
+	/* SKU HSIO 12 (pcie [0-3, 8-9, 12-13] sata [16-18] USB [19]) */
 	{BL_SKU_HSIO_12,
 	{PCIE_BIF_CTRL_x4x4, PCIE_BIF_CTRL_x2x2x2x2},
 	{/*ME_FIA_MUX_CONFIG */
@@ -272,7 +272,7 @@
 		   BL_ME_FIA_PCIE_ROOT_PORT_LINK_WIDTH_BICTRL,
 		   BL_FIA_PCIE_ROOT_PORT_7)} } },
 
-	/* SKU HSIO 10 (pcie [0-3, 8-9, 12] sata [16-17] usb [19]) */
+	/* SKU HSIO 10 (pcie [0-3, 8-9, 12] sata [16-17] USB [19]) */
 	{BL_SKU_HSIO_10,
 	{PCIE_BIF_CTRL_x4x4, PCIE_BIF_CTRL_x2x2x2x2},
 	{/* ME_FIA_MUX_CONFIG */
@@ -388,7 +388,7 @@
 		   BL_ME_FIA_PCIE_ROOT_PORT_LINK_WIDTH_BICTRL,
 		   BL_FIA_PCIE_ROOT_PORT_7)} } },
 
-	/* SKU HSIO 8 (pcie [0-1, 8-9, 12] sata [16-17] usb [19]) */
+	/* SKU HSIO 8 (pcie [0-1, 8-9, 12] sata [16-17] USB [19]) */
 	{BL_SKU_HSIO_08,
 	{PCIE_BIF_CTRL_x2x2x2x2, PCIE_BIF_CTRL_x2x2x2x2},
 	{/* ME_FIA_MUX_CONFIG */
@@ -504,7 +504,7 @@
 		   BL_ME_FIA_PCIE_ROOT_PORT_LINK_WIDTH_BICTRL,
 		   BL_FIA_PCIE_ROOT_PORT_7)} } },
 
-	/* SKU HSIO 6 (pcie [0-1, 8, 12] sata [16] usb [19]) */
+	/* SKU HSIO 6 (pcie [0-1, 8, 12] sata [16] USB [19]) */
 	{BL_SKU_HSIO_06,
 	{PCIE_BIF_CTRL_x2x2x2x2, PCIE_BIF_CTRL_x2x2x2x2},
 	{/* ME_FIA_MUX_CONFIG */
diff --git a/src/mainboard/kontron/ktqm77/early_init.c b/src/mainboard/kontron/ktqm77/early_init.c
index eac19f4..df5f57e 100644
--- a/src/mainboard/kontron/ktqm77/early_init.c
+++ b/src/mainboard/kontron/ktqm77/early_init.c
@@ -99,7 +99,7 @@
 		.dimm_channel1_disabled = 2,
 		.max_ddr3_freq = 1600,
 		.usb_port_config = {
-			 /* enabled   usb oc pin    length */
+			 /* enabled   USB oc pin    length */
 			{ 1, 0, 0x0040 }, /* P0: lower left USB 3.0 (OC0) */
 			{ 1, 0, 0x0040 }, /* P1: upper left USB 3.0 (OC0) */
 			{ 1, 0, 0x0040 }, /* P2: lower right USB 3.0 (OC0) */
@@ -127,7 +127,7 @@
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
-	/* enabled power  usb oc pin  */
+	/* enabled power  USB oc pin  */
 	{ 1, 0, 0 }, /* P0: lower left USB 3.0 (OC0) */
 	{ 1, 0, 0 }, /* P1: upper left USB 3.0 (OC0) */
 	{ 1, 0, 0 }, /* P2: lower right USB 3.0 (OC0) */
diff --git a/src/mainboard/lenovo/t430s/variants/t431s/romstage.c b/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
index 04ddbe07..7da2c55 100644
--- a/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
+++ b/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
@@ -26,9 +26,9 @@
 const struct southbridge_usb_port mainboard_usb_ports[] = {
 	{ 1, 0, 0 },  /* SSP1: right */
 	{ 1, 0, 1 },  /* SSP2: left, EHCI Debug */
-	{ 1, 1, 3 },  /* SSP3: dock usb3 */
-	{ 1, 1, -1 }, /* B0P4: wwan usb */
-	{ 1, 1, 2 },  /* B0P5: dock usb2 */
+	{ 1, 1, 3 },  /* SSP3: dock USB3 */
+	{ 1, 1, -1 }, /* B0P4: wwan USB */
+	{ 1, 1, 2 },  /* B0P5: dock USB2 */
 	{ 0, 0, -1 }, /* B0P6 */
 	{ 0, 0, -1 }, /* B0P7 */
 	{ 1, 2, -1 }, /* B0P8: unknown */
@@ -36,7 +36,7 @@
 	{ 0, 2, 5 },  /* B1P2 */
 	{ 1, 1, -1 }, /* B1P3: fingerprint reader */
 	{ 0, 0, -1 }, /* B1P4 */
-	{ 1, 1, -1 }, /* B1P5: wlan usb */
+	{ 1, 1, -1 }, /* B1P5: wlan USB */
 	{ 1, 1, -1 }, /* B1P6: Camera */
 };
 
diff --git a/src/mainboard/samsung/lumpy/early_init.c b/src/mainboard/samsung/lumpy/early_init.c
index 3380253..0249c3b 100644
--- a/src/mainboard/samsung/lumpy/early_init.c
+++ b/src/mainboard/samsung/lumpy/early_init.c
@@ -178,7 +178,7 @@
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
-	/* enabled power  usb oc pin  */
+	/* enabled power  USB oc pin  */
 	{ 1, 1, 0 }, /* P0: Port 0      (OC0) */
 	{ 1, 1, 1 }, /* P1: Port 1      (OC1) */
 	{ 1, 0, -1 }, /* P2: MINIPCIE1   (no OC) */
diff --git a/src/mainboard/samsung/stumpy/early_init.c b/src/mainboard/samsung/stumpy/early_init.c
index d7f9b90..13da85a 100644
--- a/src/mainboard/samsung/stumpy/early_init.c
+++ b/src/mainboard/samsung/stumpy/early_init.c
@@ -167,7 +167,7 @@
 }
 
 const struct southbridge_usb_port mainboard_usb_ports[] = {
-	/* enabled power  usb oc pin  */
+	/* enabled power  USB oc pin  */
 	{ 1, 1, 0 }, /* P0: Front port  (OC0) */
 	{ 1, 0, 1 }, /* P1: Back port   (OC1) */
 	{ 1, 0, -1 }, /* P2: MINIPCIE1   (no OC) */
diff --git a/src/mainboard/scaleway/tagada/hsio.h b/src/mainboard/scaleway/tagada/hsio.h
index e49fefd..aa6af53 100644
--- a/src/mainboard/scaleway/tagada/hsio.h
+++ b/src/mainboard/scaleway/tagada/hsio.h
@@ -38,7 +38,7 @@
 	 *    Lane[19]->USB3 rear I/O panel connector
 	 */
 
-	/* SKU HSIO 20 (pcie [12-15] sata [8-11,12,14] usb [19]) */
+	/* SKU HSIO 20 (pcie [12-15] sata [8-11,12,14] USB [19]) */
 	{BL_SKU_HSIO_20,
 	{PCIE_BIF_CTRL_x4x4, PCIE_BIF_CTRL_x2x2x2x2},
 	{/* ME_FIA_MUX_CONFIG */
@@ -155,7 +155,7 @@
 		    BL_ME_FIA_PCIE_ROOT_PORT_LINK_WIDTH_BICTRL,
 		    BL_FIA_PCIE_ROOT_PORT_7)} } },
 
-	/* SKU HSIO 12 (pcie [12-15] sata [8-11,12,14] usb [19]) */
+	/* SKU HSIO 12 (pcie [12-15] sata [8-11,12,14] USB [19]) */
 	{BL_SKU_HSIO_12,
 	{PCIE_BIF_CTRL_x4x4, PCIE_BIF_CTRL_x2x2x2x2},
 	{/* ME_FIA_MUX_CONFIG */
@@ -273,7 +273,7 @@
 		    BL_ME_FIA_PCIE_ROOT_PORT_LINK_WIDTH_BICTRL,
 		    BL_FIA_PCIE_ROOT_PORT_7)} } },
 
-	/* SKU HSIO 10 (pcie [12-15] sata [8-11,12,14] usb [19]) */
+	/* SKU HSIO 10 (pcie [12-15] sata [8-11,12,14] USB [19]) */
 	{BL_SKU_HSIO_10,
 	{PCIE_BIF_CTRL_x4x4, PCIE_BIF_CTRL_x2x2x2x2},
 	{/* ME_FIA_MUX_CONFIG */
@@ -391,7 +391,7 @@
 		    BL_ME_FIA_PCIE_ROOT_PORT_LINK_WIDTH_BICTRL,
 		    BL_FIA_PCIE_ROOT_PORT_7)} } },
 
-	/* SKU HSIO 8 (pcie [12-14] sata [8-11,12,14] usb [19]) */
+	/* SKU HSIO 8 (pcie [12-14] sata [8-11,12,14] USB [19]) */
 	{BL_SKU_HSIO_08,
 	{PCIE_BIF_CTRL_x4x4, PCIE_BIF_CTRL_x2x2x2x2},
 	{/* ME_FIA_MUX_CONFIG */
@@ -509,7 +509,7 @@
 		    BL_ME_FIA_PCIE_ROOT_PORT_LINK_WIDTH_BICTRL,
 		    BL_FIA_PCIE_ROOT_PORT_7)} } },
 
-	/* SKU HSIO 6 (pcie [12,14] sata [8-11,12,14] usb []) */
+	/* SKU HSIO 6 (pcie [12,14] sata [8-11,12,14] USB []) */
 	{BL_SKU_HSIO_06,
 	{PCIE_BIF_CTRL_x4x4, PCIE_BIF_CTRL_x2x2x2x2},
 	{/* ME_FIA_MUX_CONFIG */
diff --git a/src/soc/intel/apollolake/chip.c b/src/soc/intel/apollolake/chip.c
index b9c5a4f..03e6dbd 100644
--- a/src/soc/intel/apollolake/chip.c
+++ b/src/soc/intel/apollolake/chip.c
@@ -842,7 +842,7 @@
 
 		/*
 		 * Override GLK xhci clock gating register(XHCLKGTEN) to
-		 * mitigate usb device suspend and resume failure.
+		 * mitigate USB device suspend and resume failure.
 		 */
 		if (CONFIG(SOC_INTEL_GLK)) {
 			uint32_t *cfg;
diff --git a/src/soc/intel/common/block/xhci/elog.c b/src/soc/intel/common/block/xhci/elog.c
index 0fd41bf..d8ee29c 100644
--- a/src/soc/intel/common/block/xhci/elog.c
+++ b/src/soc/intel/common/block/xhci/elog.c
@@ -84,7 +84,7 @@
 		/*
 		 * Check if CSC bit is set and port is capable of wake on
 		 * connect/disconnect to identify if the port caused wake
-		 * event for usb attach/detach.
+		 * event for USB attach/detach.
 		 */
 		if (pch_xhci_csc_set(port_status) &&
 		    pch_xhci_wake_capable(port_status)) {
@@ -95,7 +95,7 @@
 
 		/*
 		 * Check if PLC is set and PLS indicates resume to identify if
-		 * the port caused wake event for usb activity.
+		 * the port caused wake event for USB activity.
 		 */
 		if (pch_xhci_plc_set(port_status) &&
 		    pch_xhci_resume(port_status)) {
diff --git a/src/soc/mediatek/common/usb.c b/src/soc/mediatek/common/usb.c
index d80cfe9..b148093 100644
--- a/src/soc/mediatek/common/usb.c
+++ b/src/soc/mediatek/common/usb.c
@@ -104,7 +104,7 @@
 
 	do {
 		if (stopwatch_expired(&sw)) {
-			u3p_err("usb clocks are not stable!!!\n");
+			u3p_err("USB clocks are not stable!!!\n");
 			return -1;
 		}
 
diff --git a/src/southbridge/amd/cimx/sb800/late.c b/src/southbridge/amd/cimx/sb800/late.c
index d6003be..21c578f 100644
--- a/src/southbridge/amd/cimx/sb800/late.c
+++ b/src/southbridge/amd/cimx/sb800/late.c
@@ -214,7 +214,7 @@
 };
 
 /*
- * The pci id of usb ctrl 0 and 1 are the same.
+ * The pci id of USB ctrl 0 and 1 are the same.
  */
 static const struct pci_driver usb_ohci123_driver __pci_driver = {
 	.ops = &usb_ops,
diff --git a/src/southbridge/intel/i82801gx/early_init.c b/src/southbridge/intel/i82801gx/early_init.c
index a627cc15..fa578f7 100644
--- a/src/southbridge/intel/i82801gx/early_init.c
+++ b/src/southbridge/intel/i82801gx/early_init.c
@@ -99,7 +99,7 @@
 	reg8 &= ~RTC_BATTERY_DEAD;
 	pci_write_config8(PCI_DEV(0, 0x1f, 0), GEN_PMCON_3, reg8);
 
-	/* usb transient disconnect */
+	/* USB transient disconnect */
 	reg8 = pci_read_config8(PCI_DEV(0, 0x1f, 0), 0xad);
 	reg8 |= (3 << 0);
 	pci_write_config8(PCI_DEV(0, 0x1f, 0), 0xad, reg8);