Merge branch 'master' of git://git.denx.de/u-boot-usb

Signed-off-by: Tom Rini <trini@konsulko.com>

Conflicts:
	arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h

20 files changed, 333 insertions, 233 deletions

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
index 297687d..8062106 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
@@ -528,6 +528,13 @@ u32 fsl_qoriq_core_to_type(unsigned int core)
 	return -1;      /* cannot identify the cluster */
 }
 
+uint get_svr(void)
+{
+	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+
+	return gur_in32(&gur->svr);
+}
+
 #ifdef CONFIG_DISPLAY_CPUINFO
 int print_cpuinfo(void)
 {
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
index dd633f3..d8ec426 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
@@ -124,15 +124,6 @@ void erratum_a009635(void)
 }
 #endif	/* CONFIG_SYS_FSL_ERRATUM_A009635 */
 
-static void erratum_a008751(void)
-{
-#ifdef CONFIG_SYS_FSL_ERRATUM_A008751
-	u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
-
-	writel(0x27672b2a, scfg + SCFG_USB3PRM1CR / 4);
-#endif
-}
-
 static void erratum_rcw_src(void)
 {
 #if defined(CONFIG_SPL)
@@ -189,7 +180,6 @@ void bypass_smmu(void)
 }
 void fsl_lsch3_early_init_f(void)
 {
-	erratum_a008751();
 	erratum_rcw_src();
 	init_early_memctl_regs();	/* tighten IFC timing */
 	erratum_a009203();
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch2.h b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch2.h
index e98e055..8b8a7c1 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch2.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch2.h
@@ -596,4 +596,6 @@ struct ccsr_cci400 {
 #define SCR0_CLIENTPD_MASK		0x00000001
 #define SCR0_USFCFG_MASK		0x00000400
 
+uint get_svr(void);
+
 #endif	/* __ARCH_FSL_LSCH2_IMMAP_H__*/
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h
index 8d12d6c..3ad46eb 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h
@@ -142,6 +142,7 @@
 /* Supplemental Configuration */
 #define SCFG_BASE		0x01fc0000
 #define SCFG_USB3PRM1CR			0x000
+#define SCFG_USB3PRM1CR_INIT		0x27672b2a
 #define SCFG_QSPICLKCTLR	0x10
 
 #define TP_ITYP_AV		0x00000001	/* Initiator available */
@@ -323,4 +324,7 @@ struct ccsr_reset {
 	u32 ip_rev1;			/* 0xbf8 */
 	u32 ip_rev2;			/* 0xbfc */
 };
+
+uint get_svr(void);
+
 #endif /* __ARCH_FSL_LSCH3_IMMAP_H_ */
diff --git a/arch/arm/include/asm/arch-fsl-layerscape/soc.h b/arch/arm/include/asm/arch-fsl-layerscape/soc.h
index 02ecc62..2cb6c54 100644
--- a/arch/arm/include/asm/arch-fsl-layerscape/soc.h
+++ b/arch/arm/include/asm/arch-fsl-layerscape/soc.h
@@ -53,6 +53,8 @@ struct cpu_type {
 #define SVR_MIN(svr)		(((svr) >> 0) & 0xf)
 #define SVR_SOC_VER(svr)	(((svr) >> 8) & SVR_WO_E)
 #define IS_E_PROCESSOR(svr)	(!((svr >> 8) & 0x1))
+#define IS_SVR_REV(svr, maj, min) \
+		((SVR_MAJ(svr) == (maj)) && (SVR_MIN(svr) == (min)))
 
 /* ahci port register default value */
 #define AHCI_PORT_PHY_1_CFG    0xa003fffe
diff --git a/board/freescale/ls2080aqds/ls2080aqds.c b/board/freescale/ls2080aqds/ls2080aqds.c
index 477f556..7d95deb 100644
--- a/board/freescale/ls2080aqds/ls2080aqds.c
+++ b/board/freescale/ls2080aqds/ls2080aqds.c
@@ -317,6 +317,8 @@ int ft_board_setup(void *blob, bd_t *bd)
 
 	fdt_fixup_memory_banks(blob, base, size, 2);
 
+	fdt_fixup_dr_usb(blob, bd);
+
 #ifdef CONFIG_FSL_MC_ENET
 	fdt_fixup_board_enet(blob);
 	err = fsl_mc_ldpaa_exit(bd);
diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c
index 52e5e3f..a65cd4a 100644
--- a/board/freescale/ls2080ardb/ls2080ardb.c
+++ b/board/freescale/ls2080ardb/ls2080ardb.c
@@ -281,6 +281,8 @@ int ft_board_setup(void *blob, bd_t *bd)
 
 	fdt_fixup_memory_banks(blob, base, size, 2);
 
+	fdt_fixup_dr_usb(blob, bd);
+
 #ifdef CONFIG_FSL_MC_ENET
 	fdt_fixup_board_enet(blob);
 	err = fsl_mc_ldpaa_exit(bd);
diff --git a/cmd/usb.c b/cmd/usb.c
index b83d323..58d9db2 100644
--- a/cmd/usb.c
+++ b/cmd/usb.c
@@ -800,7 +800,8 @@ static int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 			int dev = (int)simple_strtoul(argv[2], NULL, 10);
 			printf("\nUSB device %d: ", dev);
 			stor_dev = blk_get_devnum_by_type(IF_TYPE_USB, dev);
-			if (stor_dev == NULL) {
+			if ((stor_dev == NULL) ||
+			    (stor_dev->if_type == IF_TYPE_UNKNOWN)) {
 				printf("unknown device\n");
 				return 1;
 			}
diff --git a/configs/bcm11130_defconfig b/configs/bcm11130_defconfig
index b8ec8ac..2716868 100644
--- a/configs/bcm11130_defconfig
+++ b/configs/bcm11130_defconfig
@@ -18,6 +18,7 @@ CONFIG_SYS_NS16550=y
 CONFIG_USB=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_DWC2_OTG=y
+CONFIG_USB_GADGET_DWC2_OTG_PHY_BUS_WIDTH_8=y
 CONFIG_USB_GADGET_DOWNLOAD=y
 CONFIG_G_DNL_MANUFACTURER="Broadcom Corporation"
 CONFIG_G_DNL_VENDOR_NUM=0x18d1
diff --git a/configs/bcm11130_nand_defconfig b/configs/bcm11130_nand_defconfig
index 6021fd2..8e01c52 100644
--- a/configs/bcm11130_nand_defconfig
+++ b/configs/bcm11130_nand_defconfig
@@ -18,6 +18,7 @@ CONFIG_SYS_NS16550=y
 CONFIG_USB=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_DWC2_OTG=y
+CONFIG_USB_GADGET_DWC2_OTG_PHY_BUS_WIDTH_8=y
 CONFIG_USB_GADGET_DOWNLOAD=y
 CONFIG_G_DNL_MANUFACTURER="Broadcom Corporation"
 CONFIG_G_DNL_VENDOR_NUM=0x18d1
diff --git a/configs/bcm28155_ap_defconfig b/configs/bcm28155_ap_defconfig
index 71a52a1..4c0f3b3 100644
--- a/configs/bcm28155_ap_defconfig
+++ b/configs/bcm28155_ap_defconfig
@@ -18,6 +18,7 @@ CONFIG_SYS_NS16550=y
 CONFIG_USB=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_DWC2_OTG=y
+CONFIG_USB_GADGET_DWC2_OTG_PHY_BUS_WIDTH_8=y
 CONFIG_USB_GADGET_DOWNLOAD=y
 CONFIG_G_DNL_MANUFACTURER="Broadcom Corporation"
 CONFIG_G_DNL_VENDOR_NUM=0x18d1
diff --git a/configs/bcm28155_w1d_defconfig b/configs/bcm28155_w1d_defconfig
index 97fe622..e9d13b9 100644
--- a/configs/bcm28155_w1d_defconfig
+++ b/configs/bcm28155_w1d_defconfig
@@ -19,6 +19,7 @@ CONFIG_SYS_NS16550=y
 CONFIG_USB=y
 CONFIG_USB_GADGET=y
 CONFIG_USB_GADGET_DWC2_OTG=y
+CONFIG_USB_GADGET_DWC2_OTG_PHY_BUS_WIDTH_8=y
 CONFIG_USB_GADGET_DOWNLOAD=y
 CONFIG_G_DNL_MANUFACTURER="Broadcom Corporation"
 CONFIG_G_DNL_VENDOR_NUM=0x18d1
diff --git a/drivers/usb/common/Makefile b/drivers/usb/common/Makefile
index 2f46d38..aee7e32 100644
--- a/drivers/usb/common/Makefile
+++ b/drivers/usb/common/Makefile
@@ -4,5 +4,5 @@
 #
 
 obj-$(CONFIG_DM_USB) += common.o
-obj-$(CONFIG_USB_EHCI_FSL) += fsl-dt-fixup.o
-obj-$(CONFIG_USB_XHCI_FSL) += fsl-dt-fixup.o
+obj-$(CONFIG_USB_EHCI_FSL) += fsl-dt-fixup.o fsl-errata.o
+obj-$(CONFIG_USB_XHCI_FSL) += fsl-dt-fixup.o fsl-errata.o
diff --git a/drivers/usb/common/fsl-dt-fixup.c b/drivers/usb/common/fsl-dt-fixup.c
index 6f31932..9c48852 100644
--- a/drivers/usb/common/fsl-dt-fixup.c
+++ b/drivers/usb/common/fsl-dt-fixup.c
@@ -12,6 +12,7 @@
 #include <usb.h>
 #include <asm/io.h>
 #include <hwconfig.h>
+#include <fsl_errata.h>
 #include <fsl_usb.h>
 #include <fdt_support.h>
 
@@ -19,10 +20,16 @@
 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1
 #endif
 
+/* USB Controllers */
+#define FSL_USB2_MPH	"fsl-usb2-mph"
+#define FSL_USB2_DR	"fsl-usb2-dr"
+#define CHIPIDEA_USB2	"chipidea,usb2"
+#define SNPS_DWC3	"snps,dwc3"
+
 static const char * const compat_usb_fsl[] = {
-	"fsl-usb2-mph",
-	"fsl-usb2-dr",
-	"snps,dwc3",
+	FSL_USB2_MPH,
+	FSL_USB2_DR,
+	SNPS_DWC3,
 	NULL
 };
 
@@ -80,16 +87,24 @@ static int fdt_fixup_usb_mode_phy_type(void *blob, const char *mode,
 }
 
 static int fdt_fixup_usb_erratum(void *blob, const char *prop_erratum,
-				 int start_offset)
+				 const char *controller_type, int start_offset)
 {
 	int node_offset, err;
 	const char *node_type = NULL;
+	const char *node_name = NULL;
 
 	err = fdt_usb_get_node_type(blob, start_offset,
 				    &node_offset, &node_type);
 	if (err < 0)
 		return err;
 
+	if (!strcmp(node_type, FSL_USB2_MPH) || !strcmp(node_type, FSL_USB2_DR))
+		node_name = CHIPIDEA_USB2;
+	else
+		node_name = node_type;
+	if (strcmp(node_name, controller_type))
+		return err;
+
 	err = fdt_setprop(blob, node_offset, prop_erratum, NULL, 0);
 	if (err < 0) {
 		printf("ERROR: could not set %s for %s: %s.\n",
@@ -99,6 +114,23 @@ static int fdt_fixup_usb_erratum(void *blob, const char *prop_erratum,
 	return node_offset;
 }
 
+static int fdt_fixup_erratum(int *usb_erratum_off, void *blob,
+			     const char *controller_type, char *str,
+			     bool (*has_erratum)(void))
+{
+	char buf[32] = {0};
+
+	snprintf(buf, sizeof(buf), "fsl,usb-erratum-%s", str);
+	if (!has_erratum())
+		return -EINVAL;
+	*usb_erratum_off = fdt_fixup_usb_erratum(blob, buf, controller_type,
+						 *usb_erratum_off);
+	if (*usb_erratum_off < 0)
+		return -ENOSPC;
+	debug("Adding USB erratum %s\n", str);
+	return 0;
+}
+
 void fdt_fixup_dr_usb(void *blob, bd_t *bd)
 {
 	static const char * const modes[] = { "host", "peripheral", "otg" };
@@ -107,10 +139,12 @@ void fdt_fixup_dr_usb(void *blob, bd_t *bd)
 	int usb_erratum_a007075_off = -1;
 	int usb_erratum_a007792_off = -1;
 	int usb_erratum_a005697_off = -1;
+	int usb_erratum_a008751_off = -1;
 	int usb_mode_off = -1;
 	int usb_phy_off = -1;
 	char str[5];
 	int i, j;
+	int ret;
 
 	for (i = 1; i <= CONFIG_USB_MAX_CONTROLLER_COUNT; i++) {
 		const char *dr_mode_type = NULL;
@@ -164,39 +198,31 @@ void fdt_fixup_dr_usb(void *blob, bd_t *bd)
 		if (usb_phy_off < 0)
 			return;
 
-		if (has_erratum_a006261()) {
-			usb_erratum_a006261_off =  fdt_fixup_usb_erratum
-						   (blob,
-						    "fsl,usb-erratum-a006261",
-						    usb_erratum_a006261_off);
-			if (usb_erratum_a006261_off < 0)
-				return;
-		}
-
-		if (has_erratum_a007075()) {
-			usb_erratum_a007075_off =  fdt_fixup_usb_erratum
-						   (blob,
-						    "fsl,usb-erratum-a007075",
-						    usb_erratum_a007075_off);
-			if (usb_erratum_a007075_off < 0)
-				return;
-		}
+		ret = fdt_fixup_erratum(&usb_erratum_a006261_off, blob,
+					CHIPIDEA_USB2, "a006261",
+					has_erratum_a006261);
+		if (ret == -ENOSPC)
+			return;
+		ret = fdt_fixup_erratum(&usb_erratum_a007075_off, blob,
+					CHIPIDEA_USB2, "a007075",
+					has_erratum_a007075);
+		if (ret == -ENOSPC)
+			return;
+		ret = fdt_fixup_erratum(&usb_erratum_a007792_off, blob,
+					CHIPIDEA_USB2, "a007792",
+					has_erratum_a007792);
+		if (ret == -ENOSPC)
+			return;
+		ret = fdt_fixup_erratum(&usb_erratum_a005697_off, blob,
+					CHIPIDEA_USB2, "a005697",
+					has_erratum_a005697);
+		if (ret == -ENOSPC)
+			return;
+		ret = fdt_fixup_erratum(&usb_erratum_a008751_off, blob,
+					SNPS_DWC3, "a008751",
+					has_erratum_a008751);
+		if (ret == -ENOSPC)
+			return;
 
-		if (has_erratum_a007792()) {
-			usb_erratum_a007792_off =  fdt_fixup_usb_erratum
-						   (blob,
-						    "fsl,usb-erratum-a007792",
-						    usb_erratum_a007792_off);
-			if (usb_erratum_a007792_off < 0)
-				return;
-		}
-		if (has_erratum_a005697()) {
-			usb_erratum_a005697_off =  fdt_fixup_usb_erratum
-						   (blob,
-						    "fsl,usb-erratum-a005697",
-						    usb_erratum_a005697_off);
-			if (usb_erratum_a005697_off < 0)
-				return;
-		}
 	}
 }
diff --git a/drivers/usb/common/fsl-errata.c b/drivers/usb/common/fsl-errata.c
new file mode 100644
index 0000000..ebe60a8
--- /dev/null
+++ b/drivers/usb/common/fsl-errata.c
@@ -0,0 +1,193 @@
+/*
+ * Freescale USB Controller
+ *
+ * Copyright 2013 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <fsl_errata.h>
+#include<fsl_usb.h>
+
+/* USB Erratum Checking code */
+#if defined(CONFIG_PPC) || defined(CONFIG_ARM)
+bool has_dual_phy(void)
+{
+	u32 svr = get_svr();
+	u32 soc = SVR_SOC_VER(svr);
+
+	switch (soc) {
+#ifdef CONFIG_PPC
+	case SVR_T1023:
+	case SVR_T1024:
+	case SVR_T1013:
+	case SVR_T1014:
+		return IS_SVR_REV(svr, 1, 0);
+	case SVR_T1040:
+	case SVR_T1042:
+	case SVR_T1020:
+	case SVR_T1022:
+	case SVR_T2080:
+	case SVR_T2081:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
+	case SVR_T4240:
+	case SVR_T4160:
+	case SVR_T4080:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
+#endif
+	}
+
+	return false;
+}
+
+bool has_erratum_a006261(void)
+{
+	u32 svr = get_svr();
+	u32 soc = SVR_SOC_VER(svr);
+
+	switch (soc) {
+#ifdef CONFIG_PPC
+	case SVR_P1010:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
+	case SVR_P2041:
+	case SVR_P2040:
+		return IS_SVR_REV(svr, 1, 0) ||
+			IS_SVR_REV(svr, 1, 1) || IS_SVR_REV(svr, 2, 1);
+	case SVR_P3041:
+		return IS_SVR_REV(svr, 1, 0) ||
+			IS_SVR_REV(svr, 1, 1) ||
+			IS_SVR_REV(svr, 2, 0) || IS_SVR_REV(svr, 2, 1);
+	case SVR_P5010:
+	case SVR_P5020:
+	case SVR_P5021:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
+	case SVR_T4240:
+	case SVR_T4160:
+	case SVR_T4080:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
+	case SVR_T1040:
+		return IS_SVR_REV(svr, 1, 0);
+	case SVR_T2080:
+	case SVR_T2081:
+		return IS_SVR_REV(svr, 1, 0);
+	case SVR_P5040:
+		return IS_SVR_REV(svr, 1, 0);
+#endif
+	}
+
+	return false;
+}
+
+bool has_erratum_a007075(void)
+{
+	u32 svr = get_svr();
+	u32 soc = SVR_SOC_VER(svr);
+
+	switch (soc) {
+#ifdef CONFIG_PPC
+	case SVR_B4860:
+	case SVR_B4420:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
+	case SVR_P1010:
+		return IS_SVR_REV(svr, 1, 0);
+	case SVR_P4080:
+		return IS_SVR_REV(svr, 2, 0) || IS_SVR_REV(svr, 3, 0);
+#endif
+	}
+	return false;
+}
+
+bool has_erratum_a007798(void)
+{
+#ifdef CONFIG_PPC
+	return SVR_SOC_VER(get_svr()) == SVR_T4240 &&
+		IS_SVR_REV(get_svr(), 2, 0);
+#endif
+	return false;
+}
+
+bool has_erratum_a007792(void)
+{
+	u32 svr = get_svr();
+	u32 soc = SVR_SOC_VER(svr);
+
+	switch (soc) {
+#ifdef CONFIG_PPC
+	case SVR_T4240:
+	case SVR_T4160:
+	case SVR_T4080:
+		return IS_SVR_REV(svr, 2, 0);
+	case SVR_T1024:
+	case SVR_T1023:
+		return IS_SVR_REV(svr, 1, 0);
+	case SVR_T1040:
+	case SVR_T1042:
+	case SVR_T1020:
+	case SVR_T1022:
+	case SVR_T2080:
+	case SVR_T2081:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
+#endif
+	}
+	return false;
+}
+
+bool has_erratum_a005697(void)
+{
+	u32 svr = get_svr();
+	u32 soc = SVR_SOC_VER(svr);
+
+	switch (soc) {
+#ifdef CONFIG_PPC
+	case SVR_9131:
+	case SVR_9132:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
+#endif
+	}
+	return false;
+}
+
+bool has_erratum_a004477(void)
+{
+	u32 svr = get_svr();
+	u32 soc = SVR_SOC_VER(svr);
+
+	switch (soc) {
+#ifdef CONFIG_PPC
+	case SVR_P1010:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
+	case SVR_P1022:
+	case SVR_9131:
+	case SVR_9132:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
+	case SVR_P2020:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0) ||
+			IS_SVR_REV(svr, 2, 1);
+	case SVR_B4860:
+	case SVR_B4420:
+		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
+	case SVR_P4080:
+		return IS_SVR_REV(svr, 2, 0) || IS_SVR_REV(svr, 3, 0);
+#endif
+	}
+
+	return false;
+}
+
+bool has_erratum_a008751(void)
+{
+	u32 svr = get_svr();
+	u32 soc = SVR_SOC_VER(svr);
+
+	switch (soc) {
+#ifdef CONFIG_ARM64
+	case SVR_LS2080:
+	case SVR_LS2085:
+		return IS_SVR_REV(svr, 1, 0);
+#endif
+	}
+	return false;
+}
+
+#endif
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index a35a1c7..ae62476 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -52,6 +52,16 @@ config USB_GADGET_DWC2_OTG
 	  driver to operate in Peripheral mode. This option requires
 	  USB_GADGET to be enabled.
 
+if USB_GADGET_DWC2_OTG
+
+config USB_GADGET_DWC2_OTG_PHY_BUS_WIDTH_8
+	bool "DesignWare USB2.0 HS OTG controller 8-bit PHY bus width"
+	help
+	  Set the Designware USB2.0 high-speed OTG controller
+	  PHY interface width to 8 bits, rather than the default (16 bits).
+
+endif # USB_GADGET_DWC2_OTG
+
 config CI_UDC
 	bool "ChipIdea device controller"
 	select USB_GADGET_DUALSPEED
diff --git a/drivers/usb/gadget/dwc2_udc_otg.c b/drivers/usb/gadget/dwc2_udc_otg.c
index cb20b00..a23278d 100644
--- a/drivers/usb/gadget/dwc2_udc_otg.c
+++ b/drivers/usb/gadget/dwc2_udc_otg.c
@@ -415,7 +415,11 @@ static void reconfig_usbd(struct dwc2_udc *dev)
 		|0<<7		/* Ulpi DDR sel*/
 		|0<<6		/* 0: high speed utmi+, 1: full speed serial*/
 		|0<<4		/* 0: utmi+, 1:ulpi*/
+#ifdef CONFIG_USB_GADGET_DWC2_OTG_PHY_BUS_WIDTH_8
+		|0<<3		/* phy i/f  0:8bit, 1:16bit*/
+#else
 		|1<<3		/* phy i/f  0:8bit, 1:16bit*/
+#endif
 		|0x7<<0;	/* HS/FS Timeout**/
 
 	if (dev->pdata->usb_gusbcfg)
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index fa5d584..13aa70d 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -210,6 +210,9 @@ static int ehci_shutdown(struct ehci_ctrl *ctrl)
 		return -EINVAL;
 
 	cmd = ehci_readl(&ctrl->hcor->or_usbcmd);
+	/* If not run, directly return */
+	if (!(cmd & CMD_RUN))
+		return 0;
 	cmd &= ~(CMD_PSE | CMD_ASE);
 	ehci_writel(&ctrl->hcor->or_usbcmd, cmd);
 	ret = handshake(&ctrl->hcor->or_usbsts, STS_ASS | STS_PSS, 0,
diff --git a/drivers/usb/host/xhci-fsl.c b/drivers/usb/host/xhci-fsl.c
index 05f09d7..c12a189 100644
--- a/drivers/usb/host/xhci-fsl.c
+++ b/drivers/usb/host/xhci-fsl.c
@@ -15,6 +15,8 @@
 #include <linux/usb/xhci-fsl.h>
 #include <linux/usb/dwc3.h>
 #include "xhci.h"
+#include <fsl_errata.h>
+#include <fsl_usb.h>
 
 /* Declare global data pointer */
 DECLARE_GLOBAL_DATA_PTR;
@@ -27,6 +29,26 @@ __weak int __board_usb_init(int index, enum usb_init_type init)
 	return 0;
 }
 
+static int erratum_a008751(void)
+{
+#if defined(CONFIG_TARGET_LS2080AQDS) || defined(CONFIG_TARGET_LS2080ARDB)
+	u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
+	writel(SCFG_USB3PRM1CR_INIT, scfg + SCFG_USB3PRM1CR / 4);
+	return 0;
+#endif
+	return 1;
+}
+
+static void fsl_apply_xhci_errata(void)
+{
+	int ret;
+	if (has_erratum_a008751()) {
+		ret = erratum_a008751();
+		if (ret != 0)
+			puts("Failed to apply erratum a008751\n");
+	}
+}
+
 static int fsl_xhci_core_init(struct fsl_xhci *fsl_xhci)
 {
 	int ret = 0;
@@ -69,6 +91,8 @@ int xhci_hcd_init(int index, struct xhci_hccr **hccr, struct xhci_hcor **hcor)
 		return ret;
 	}
 
+	fsl_apply_xhci_errata();
+
 	ret = fsl_xhci_core_init(ctx);
 	if (ret < 0) {
 		puts("Failed to initialize xhci\n");
diff --git a/include/fsl_usb.h b/include/fsl_usb.h
index 187e384..fc72fb9 100644
--- a/include/fsl_usb.h
+++ b/include/fsl_usb.h
@@ -86,188 +86,14 @@ struct ccsr_usb_phy {
 #endif
 
 /* USB Erratum Checking code */
-#ifdef CONFIG_PPC
-static inline bool has_dual_phy(void)
-{
-	u32 svr = get_svr();
-	u32 soc = SVR_SOC_VER(svr);
-
-	switch (soc) {
-	case SVR_T1023:
-	case SVR_T1024:
-	case SVR_T1013:
-	case SVR_T1014:
-		return IS_SVR_REV(svr, 1, 0);
-	case SVR_T1040:
-	case SVR_T1042:
-	case SVR_T1020:
-	case SVR_T1022:
-	case SVR_T2080:
-	case SVR_T2081:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
-	case SVR_T4240:
-	case SVR_T4160:
-	case SVR_T4080:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
-	}
-
-	return false;
-}
-
-static inline bool has_erratum_a006261(void)
-{
-	u32 svr = get_svr();
-	u32 soc = SVR_SOC_VER(svr);
-
-	switch (soc) {
-	case SVR_P1010:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
-	case SVR_P2041:
-	case SVR_P2040:
-		return IS_SVR_REV(svr, 1, 0) ||
-			IS_SVR_REV(svr, 1, 1) || IS_SVR_REV(svr, 2, 1);
-	case SVR_P3041:
-		return IS_SVR_REV(svr, 1, 0) ||
-			IS_SVR_REV(svr, 1, 1) ||
-			IS_SVR_REV(svr, 2, 0) || IS_SVR_REV(svr, 2, 1);
-	case SVR_P5010:
-	case SVR_P5020:
-	case SVR_P5021:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
-	case SVR_T4240:
-	case SVR_T4160:
-	case SVR_T4080:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
-	case SVR_T1040:
-		return IS_SVR_REV(svr, 1, 0);
-	case SVR_T2080:
-	case SVR_T2081:
-		return IS_SVR_REV(svr, 1, 0);
-	case SVR_P5040:
-		return IS_SVR_REV(svr, 1, 0);
-	}
-
-	return false;
-}
-
-static inline bool has_erratum_a007075(void)
-{
-	u32 svr = get_svr();
-	u32 soc = SVR_SOC_VER(svr);
-
-	switch (soc) {
-	case SVR_B4860:
-	case SVR_B4420:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
-	case SVR_P1010:
-		return IS_SVR_REV(svr, 1, 0);
-	case SVR_P4080:
-		return IS_SVR_REV(svr, 2, 0) || IS_SVR_REV(svr, 3, 0);
-	}
-	return false;
-}
-
-static inline bool has_erratum_a007798(void)
-{
-	return SVR_SOC_VER(get_svr()) == SVR_T4240 &&
-		IS_SVR_REV(get_svr(), 2, 0);
-}
-
-static inline bool has_erratum_a007792(void)
-{
-	u32 svr = get_svr();
-	u32 soc = SVR_SOC_VER(svr);
-
-	switch (soc) {
-	case SVR_T4240:
-	case SVR_T4160:
-	case SVR_T4080:
-		return IS_SVR_REV(svr, 2, 0);
-	case SVR_T1024:
-	case SVR_T1023:
-		return IS_SVR_REV(svr, 1, 0);
-	case SVR_T1040:
-	case SVR_T1042:
-	case SVR_T1020:
-	case SVR_T1022:
-	case SVR_T2080:
-	case SVR_T2081:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
-	}
-	return false;
-}
-
-static inline bool has_erratum_a005697(void)
-{
-	u32 svr = get_svr();
-	u32 soc = SVR_SOC_VER(svr);
-
-	switch (soc) {
-	case SVR_9131:
-	case SVR_9132:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
-	}
-	return false;
-}
-
-static inline bool has_erratum_a004477(void)
-{
-	u32 svr = get_svr();
-	u32 soc = SVR_SOC_VER(svr);
-
-	switch (soc) {
-	case SVR_P1010:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
-	case SVR_P1022:
-	case SVR_9131:
-	case SVR_9132:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 1, 1);
-	case SVR_P2020:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0) ||
-			IS_SVR_REV(svr, 2, 1);
-	case SVR_B4860:
-	case SVR_B4420:
-		return IS_SVR_REV(svr, 1, 0) || IS_SVR_REV(svr, 2, 0);
-	case SVR_P4080:
-		return IS_SVR_REV(svr, 2, 0) || IS_SVR_REV(svr, 3, 0);
-	}
-
-	return false;
-}
-#else
-static inline bool has_dual_phy(void)
-{
-	return false;
-}
-
-static inline bool has_erratum_a006261(void)
-{
-	return false;
-}
-
-static inline bool has_erratum_a007075(void)
-{
-	return false;
-}
-
-static inline bool has_erratum_a007798(void)
-{
-	return false;
-}
-
-static inline bool has_erratum_a007792(void)
-{
-	return false;
-}
-
-static inline bool has_erratum_a005697(void)
-{
-	return false;
-}
-
-static inline bool has_erratum_a004477(void)
-{
-	return false;
-}
+#if defined(CONFIG_PPC) || defined(CONFIG_ARM)
+bool has_dual_phy(void);
+bool has_erratum_a006261(void);
+bool has_erratum_a007075(void);
+bool has_erratum_a007798(void);
+bool has_erratum_a007792(void);
+bool has_erratum_a005697(void);
+bool has_erratum_a004477(void);
+bool has_erratum_a008751(void);
 #endif
 #endif /*_ASM_FSL_USB_H_ */