[people/ms/u-boot.git] / board / freescale / p1_p2_rdb / p1_p2_rdb.c

/*
 * Copyright 2009-2011 Freescale Semiconductor, Inc.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <common.h>
#include <command.h>
#include <asm/processor.h>
#include <asm/mmu.h>
#include <asm/cache.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_serdes.h>
#include <asm/io.h>
#include <miiphy.h>
#include <libfdt.h>
#include <fdt_support.h>
#include <fsl_mdio.h>
#include <tsec.h>
#include <vsc7385.h>
#include <netdev.h>
#include <rtc.h>
#include <i2c.h>
#include <hwconfig.h>

DECLARE_GLOBAL_DATA_PTR;

#define VSC7385_RST_SET		0x00080000
#define SLIC_RST_SET		0x00040000
#define SGMII_PHY_RST_SET	0x00020000
#define PCIE_RST_SET		0x00010000
#define RGMII_PHY_RST_SET	0x02000000

#define USB_RST_CLR		0x04000000
#define USB2_PORT_OUT_EN        0x01000000

#define GPIO_DIR		0x060f0000

#define BOARD_PERI_RST_SET	VSC7385_RST_SET | SLIC_RST_SET | \
				SGMII_PHY_RST_SET | PCIE_RST_SET | \
				RGMII_PHY_RST_SET

#define SYSCLK_MASK	0x00200000
#define BOARDREV_MASK	0x10100000
#define BOARDREV_C	0x00100000
#define BOARDREV_D	0x00000000

#define SYSCLK_66	66666666
#define SYSCLK_100	100000000

unsigned long get_board_sys_clk(ulong dummy)
{
	volatile ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
	u32 val_gpdat, sysclk_gpio;

	val_gpdat = in_be32(&pgpio->gpdat);
	sysclk_gpio = val_gpdat & SYSCLK_MASK;

	if(sysclk_gpio == 0)
		return SYSCLK_66;
	else
		return SYSCLK_100;

	return 0;
}

#ifdef CONFIG_MMC
int board_early_init_f (void)
{
	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);

	setbits_be32(&gur->pmuxcr,
			(MPC85xx_PMUXCR_SDHC_CD |
			 MPC85xx_PMUXCR_SDHC_WP));
	return 0;
}
#endif

int checkboard (void)
{
	u32 val_gpdat, board_rev_gpio;
	volatile ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
	char board_rev = 0;
	struct cpu_type *cpu;

	val_gpdat = in_be32(&pgpio->gpdat);
	board_rev_gpio = val_gpdat & BOARDREV_MASK;
	if (board_rev_gpio == BOARDREV_C)
		board_rev = 'C';
	else if (board_rev_gpio == BOARDREV_D)
		board_rev = 'D';
	else
		panic ("Unexpected Board REV %x detected!!\n", board_rev_gpio);

	cpu = gd->cpu;
	printf ("Board: %sRDB Rev%c\n", cpu->name, board_rev);
#ifdef CONFIG_PHYS_64BIT
	puts ("(36-bit addrmap) \n");
#endif
	setbits_be32(&pgpio->gpdir, GPIO_DIR);

/*
 * Bringing the following peripherals out of reset via GPIOs
 * 0 = reset and 1 = out of reset
 * GPIO12 - Reset to Ethernet Switch
 * GPIO13 - Reset to SLIC/SLAC devices
 * GPIO14 - Reset to SGMII_PHY_N
 * GPIO15 - Reset to PCIe slots
 * GPIO6  - Reset to RGMII PHY
 * GPIO5  - Reset to USB3300 devices 1 = reset and 0 = out of reset
 */
	clrsetbits_be32(&pgpio->gpdat, USB_RST_CLR, BOARD_PERI_RST_SET);

	return 0;
}

int misc_init_r(void)
{
#if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
	ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
	ccsr_gpio_t *gpio = (void *)CONFIG_SYS_MPC85xx_GPIO_ADDR;

	setbits_be32(&gpio->gpdir, USB2_PORT_OUT_EN);
	setbits_be32(&gpio->gpdat, USB2_PORT_OUT_EN);
	setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_ELBC_OFF_USB2_ON);
#endif
	return 0;
}

int board_early_init_r(void)
{
	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
	const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	unsigned int orig_bus = i2c_get_bus_num();
	u8 i2c_data;

	i2c_set_bus_num(1);
	if (i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 0,
		1, &i2c_data, sizeof(i2c_data)) == 0) {
		if (i2c_data & 0x2)
			puts("NOR Flash Bank : Secondary\n");
		else
			puts("NOR Flash Bank : Primary\n");

		if (i2c_data & 0x1) {
			setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA);
			puts("SD/MMC : 8-bit Mode\n");
			puts("eSPI : Disabled\n");
		} else {
			puts("SD/MMC : 4-bit Mode\n");
			puts("eSPI : Enabled\n");
		}
	} else {
		puts("Failed reading I2C Chip 0x18 on bus 1\n");
	}
	i2c_set_bus_num(orig_bus);

	/*
	 * Remap Boot flash region to caching-inhibited
	 * so that flash can be erased properly.
	 */

	/* Flush d-cache and invalidate i-cache of any FLASH data */
	flush_dcache();
	invalidate_icache();

	/* invalidate existing TLB entry for flash */
	disable_tlb(flash_esel);

	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
			0, flash_esel, BOOKE_PAGESZ_16M, 1);
	rtc_reset();
	return 0;
}


#ifdef CONFIG_TSEC_ENET
int board_eth_init(bd_t *bis)
{
	struct fsl_pq_mdio_info mdio_info;
	struct tsec_info_struct tsec_info[4];
	int num = 0;
	char *tmp;
	unsigned int vscfw_addr;

#ifdef CONFIG_TSEC1
	SET_STD_TSEC_INFO(tsec_info[num], 1);
	num++;
#endif
#ifdef CONFIG_TSEC2
	SET_STD_TSEC_INFO(tsec_info[num], 2);
	num++;
#endif
#ifdef CONFIG_TSEC3
	SET_STD_TSEC_INFO(tsec_info[num], 3);
	if (is_serdes_configured(SGMII_TSEC3)) {
		puts("eTSEC3 is in sgmii mode.\n");
		tsec_info[num].flags |= TSEC_SGMII;
	}
	num++;
#endif
	if (!num) {
		printf("No TSECs initialized\n");
		return 0;
	}
#ifdef CONFIG_VSC7385_ENET
/* If a VSC7385 microcode image is present, then upload it. */
	if ((tmp = getenv ("vscfw_addr")) != NULL) {
		vscfw_addr = simple_strtoul (tmp, NULL, 16);
		printf("uploading VSC7385 microcode from %x\n", vscfw_addr);
		if (vsc7385_upload_firmware((void *) vscfw_addr,
					CONFIG_VSC7385_IMAGE_SIZE))
			puts("Failure uploading VSC7385 microcode.\n");
	} else
		puts("No address specified for VSC7385 microcode.\n");
#endif

	mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
	mdio_info.name = DEFAULT_MII_NAME;
	fsl_pq_mdio_init(bis, &mdio_info);

	tsec_eth_init(bis, tsec_info, num);

	return pci_eth_init(bis);
}
#endif

#if defined(CONFIG_OF_BOARD_SETUP)
extern void ft_pci_board_setup(void *blob);

void ft_board_setup(void *blob, bd_t *bd)
{
	const char *soc_usb_compat = "fsl-usb2-dr";
	int err, usb1_off, usb2_off;
	phys_addr_t base;
	phys_size_t size;

	ft_cpu_setup(blob, bd);

	base = getenv_bootm_low();
	size = getenv_bootm_size();

#if defined(CONFIG_PCI)
	ft_pci_board_setup(blob);
#endif /* #if defined(CONFIG_PCI) */

	fdt_fixup_memory(blob, (u64)base, (u64)size);

#if defined(CONFIG_HAS_FSL_DR_USB)
	fdt_fixup_dr_usb(blob, bd);
#endif

#if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
	/* Delete eLBC node as it is muxed with USB2 controller */
	if (hwconfig("usb2")) {
		const char *soc_elbc_compat = "fsl,p1020-elbc";
		int off = fdt_node_offset_by_compatible(blob, -1,
			soc_elbc_compat);
		if (off < 0) {
			printf("WARNING: could not find compatible node"
				" %s: %s.\n", soc_elbc_compat,
				fdt_strerror(off));
				return;
		}
		err = fdt_del_node(blob, off);
		if (err < 0) {
			printf("WARNING: could not remove %s: %s.\n",
				soc_elbc_compat, fdt_strerror(err));
		}
		return;
	}
#endif
	/* Delete USB2 node as it is muxed with eLBC */
	usb1_off = fdt_node_offset_by_compatible(blob, -1,
		soc_usb_compat);
	if (usb1_off < 0) {
		printf("WARNING: could not find compatible node"
			" %s: %s.\n", soc_usb_compat,
			fdt_strerror(usb1_off));
		return;
	}
	usb2_off = fdt_node_offset_by_compatible(blob, usb1_off,
			soc_usb_compat);
	if (usb2_off < 0) {
		printf("WARNING: could not find compatible node"
			" %s: %s.\n", soc_usb_compat,
			fdt_strerror(usb2_off));
		return;
	}
	err = fdt_del_node(blob, usb2_off);
	if (err < 0)
		printf("WARNING: could not remove %s: %s.\n",
			soc_usb_compat, fdt_strerror(err));
}
#endif
Commit	Line	Data
728ece34	1	/*
b7070904	2	* Copyright 2009-2011 Freescale Semiconductor, Inc.
728ece34 PA	3	*
	4	* See file CREDITS for list of people who contributed to this
	5	* project.
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License as
	9	* published by the Free Software Foundation; either version 2 of
	10	* the License, or (at your option) any later version.
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; if not, write to the Free Software
	19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	20	* MA 02111-1307 USA
	21	*/
	22
	23	#include <common.h>
	24	#include <command.h>
	25	#include <asm/processor.h>
	26	#include <asm/mmu.h>
	27	#include <asm/cache.h>
	28	#include <asm/immap_85xx.h>
058d7dc7	29	#include <asm/fsl_serdes.h>
728ece34 PA	30	#include <asm/io.h>
	31	#include <miiphy.h>
	32	#include <libfdt.h>
	33	#include <fdt_support.h>
063c1263	34	#include <fsl_mdio.h>
728ece34 PA	35	#include <tsec.h>
	36	#include <vsc7385.h>
	37	#include <netdev.h>
39c2a6eb	38	#include <rtc.h>
cac29f25	39	#include <i2c.h>
86dda504	40	#include <hwconfig.h>
728ece34 PA	41
	42	DECLARE_GLOBAL_DATA_PTR;
	43
	44	#define VSC7385_RST_SET 0x00080000
	45	#define SLIC_RST_SET 0x00040000
	46	#define SGMII_PHY_RST_SET 0x00020000
	47	#define PCIE_RST_SET 0x00010000
	48	#define RGMII_PHY_RST_SET 0x02000000
	49
	50	#define USB_RST_CLR 0x04000000
2bad42a0	51	#define USB2_PORT_OUT_EN 0x01000000
728ece34 PA	52
	53	#define GPIO_DIR 0x060f0000
	54
	55	#define BOARD_PERI_RST_SET VSC7385_RST_SET \| SLIC_RST_SET \| \
	56	SGMII_PHY_RST_SET \| PCIE_RST_SET \| \
	57	RGMII_PHY_RST_SET
	58
	59	#define SYSCLK_MASK 0x00200000
	60	#define BOARDREV_MASK 0x10100000
728ece34	61	#define BOARDREV_C 0x00100000
75997dc5	62	#define BOARDREV_D 0x00000000
728ece34 PA	63
728ece34 PA	64	#define SYSCLK_66 66666666
728ece34 PA	65	#define SYSCLK_100 100000000
	66
	67	unsigned long get_board_sys_clk(ulong dummy)
	68	{
	69	volatile ccsr_gpio_t pgpio = (void )(CONFIG_SYS_MPC85xx_GPIO_ADDR);
3313b20b	70	u32 val_gpdat, sysclk_gpio;
728ece34	71
75997dc5	72	val_gpdat = in_be32(&pgpio->gpdat);
728ece34	73	sysclk_gpio = val_gpdat & SYSCLK_MASK;
3313b20b PA	74
	75	if(sysclk_gpio == 0)
	76	return SYSCLK_66;
	77	else
	78	return SYSCLK_100;
	79
728ece34 PA	80	return 0;
	81	}
	82
	83	#ifdef CONFIG_MMC
	84	int board_early_init_f (void)
	85	{
	86	volatile ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	87
	88	setbits_be32(&gur->pmuxcr,
	89	(MPC85xx_PMUXCR_SDHC_CD \|
	90	MPC85xx_PMUXCR_SDHC_WP));
	91	return 0;
	92	}
	93	#endif
	94
	95	int checkboard (void)
	96	{
	97	u32 val_gpdat, board_rev_gpio;
	98	volatile ccsr_gpio_t pgpio = (void )(CONFIG_SYS_MPC85xx_GPIO_ADDR);
	99	char board_rev = 0;
	100	struct cpu_type *cpu;
	101
75997dc5	102	val_gpdat = in_be32(&pgpio->gpdat);
728ece34 PA	103	board_rev_gpio = val_gpdat & BOARDREV_MASK;
	104	if (board_rev_gpio == BOARDREV_C)
	105	board_rev = 'C';
75997dc5 PA	106	else if (board_rev_gpio == BOARDREV_D)
75997dc5 PA	107	board_rev = 'D';
728ece34 PA	108	else
	109	panic ("Unexpected Board REV %x detected!!\n", board_rev_gpio);
	110
	111	cpu = gd->cpu;
	112	printf ("Board: %sRDB Rev%c\n", cpu->name, board_rev);
e0082f7c PA	113	#ifdef CONFIG_PHYS_64BIT
	114	puts ("(36-bit addrmap) \n");
	115	#endif
728ece34 PA	116	setbits_be32(&pgpio->gpdir, GPIO_DIR);
	117
	118	/*
	119	* Bringing the following peripherals out of reset via GPIOs
	120	* 0 = reset and 1 = out of reset
	121	* GPIO12 - Reset to Ethernet Switch
	122	* GPIO13 - Reset to SLIC/SLAC devices
	123	* GPIO14 - Reset to SGMII_PHY_N
	124	* GPIO15 - Reset to PCIe slots
	125	* GPIO6 - Reset to RGMII PHY
	126	* GPIO5 - Reset to USB3300 devices 1 = reset and 0 = out of reset
	127	*/
	128	clrsetbits_be32(&pgpio->gpdat, USB_RST_CLR, BOARD_PERI_RST_SET);
	129
	130	return 0;
	131	}
	132
2bad42a0 RM	133	int misc_init_r(void)
	134	{
	135	#if defined(CONFIG_SDCARD) \|\| defined(CONFIG_SPIFLASH)
	136	ccsr_gur_t gur = (void )CONFIG_SYS_MPC85xx_GUTS_ADDR;
	137	ccsr_gpio_t gpio = (void )CONFIG_SYS_MPC85xx_GPIO_ADDR;
	138
	139	setbits_be32(&gpio->gpdir, USB2_PORT_OUT_EN);
	140	setbits_be32(&gpio->gpdat, USB2_PORT_OUT_EN);
	141	setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_ELBC_OFF_USB2_ON);
	142	#endif
	143	return 0;
	144	}
	145
728ece34 PA	146	int board_early_init_r(void)
	147	{
	148	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
5fb6ea3a	149	const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
cac29f25 PJ	150	volatile ccsr_gur_t gur = (void )(CONFIG_SYS_MPC85xx_GUTS_ADDR);
	151	unsigned int orig_bus = i2c_get_bus_num();
	152	u8 i2c_data;
	153
	154	i2c_set_bus_num(1);
	155	if (i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 0,
	156	1, &i2c_data, sizeof(i2c_data)) == 0) {
	157	if (i2c_data & 0x2)
	158	puts("NOR Flash Bank : Secondary\n");
	159	else
	160	puts("NOR Flash Bank : Primary\n");
	161
	162	if (i2c_data & 0x1) {
	163	setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA);
	164	puts("SD/MMC : 8-bit Mode\n");
	165	puts("eSPI : Disabled\n");
	166	} else {
	167	puts("SD/MMC : 4-bit Mode\n");
	168	puts("eSPI : Enabled\n");
	169	}
	170	} else {
	171	puts("Failed reading I2C Chip 0x18 on bus 1\n");
	172	}
	173	i2c_set_bus_num(orig_bus);
728ece34 PA	174
	175	/*
	176	* Remap Boot flash region to caching-inhibited
	177	* so that flash can be erased properly.
	178	*/
	179
	180	/* Flush d-cache and invalidate i-cache of any FLASH data */
	181	flush_dcache();
	182	invalidate_icache();
	183
	184	/* invalidate existing TLB entry for flash */
	185	disable_tlb(flash_esel);
	186
	187	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
	188	MAS3_SX\|MAS3_SW\|MAS3_SR, MAS2_I\|MAS2_G,
	189	0, flash_esel, BOOKE_PAGESZ_16M, 1);
39c2a6eb	190	rtc_reset();
728ece34 PA	191	return 0;
	192	}
	193
	194
	195	#ifdef CONFIG_TSEC_ENET
	196	int board_eth_init(bd_t *bis)
	197	{
063c1263	198	struct fsl_pq_mdio_info mdio_info;
728ece34	199	struct tsec_info_struct tsec_info[4];
728ece34 PA	200	int num = 0;
	201	char *tmp;
	202	unsigned int vscfw_addr;
	203
	204	#ifdef CONFIG_TSEC1
	205	SET_STD_TSEC_INFO(tsec_info[num], 1);
	206	num++;
	207	#endif
	208	#ifdef CONFIG_TSEC2
	209	SET_STD_TSEC_INFO(tsec_info[num], 2);
	210	num++;
	211	#endif
	212	#ifdef CONFIG_TSEC3
	213	SET_STD_TSEC_INFO(tsec_info[num], 3);
058d7dc7 KG	214	if (is_serdes_configured(SGMII_TSEC3)) {
058d7dc7 KG	215	puts("eTSEC3 is in sgmii mode.\n");
728ece34	216	tsec_info[num].flags \|= TSEC_SGMII;
058d7dc7	217	}
728ece34 PA	218	num++;
	219	#endif
	220	if (!num) {
	221	printf("No TSECs initialized\n");
	222	return 0;
	223	}
	224	#ifdef CONFIG_VSC7385_ENET
	225	/* If a VSC7385 microcode image is present, then upload it. */
	226	if ((tmp = getenv ("vscfw_addr")) != NULL) {
	227	vscfw_addr = simple_strtoul (tmp, NULL, 16);
	228	printf("uploading VSC7385 microcode from %x\n", vscfw_addr);
	229	if (vsc7385_upload_firmware((void *) vscfw_addr,
	230	CONFIG_VSC7385_IMAGE_SIZE))
	231	puts("Failure uploading VSC7385 microcode.\n");
	232	} else
	233	puts("No address specified for VSC7385 microcode.\n");
	234	#endif
	235
063c1263 AF	236	mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
	237	mdio_info.name = DEFAULT_MII_NAME;
	238	fsl_pq_mdio_init(bis, &mdio_info);
	239
728ece34 PA	240	tsec_eth_init(bis, tsec_info, num);
	241
	242	return pci_eth_init(bis);
	243	}
	244	#endif
	245
	246	#if defined(CONFIG_OF_BOARD_SETUP)
1749c3da KG	247	extern void ft_pci_board_setup(void *blob);
1749c3da KG	248
728ece34 PA	249	void ft_board_setup(void blob, bd_t bd)
728ece34 PA	250	{
86dda504 RM	251	const char *soc_usb_compat = "fsl-usb2-dr";
86dda504 RM	252	int err, usb1_off, usb2_off;
728ece34 PA	253	phys_addr_t base;
	254	phys_size_t size;
	255
	256	ft_cpu_setup(blob, bd);
	257
	258	base = getenv_bootm_low();
	259	size = getenv_bootm_size();
	260
b7070904	261	#if defined(CONFIG_PCI)
1749c3da	262	ft_pci_board_setup(blob);
b7070904	263	#endif /* #if defined(CONFIG_PCI) */
1749c3da	264
728ece34	265	fdt_fixup_memory(blob, (u64)base, (u64)size);
86dda504	266
a311db69	267	#if defined(CONFIG_HAS_FSL_DR_USB)
86dda504	268	fdt_fixup_dr_usb(blob, bd);
a311db69	269	#endif
86dda504 RM	270
	271	#if defined(CONFIG_SDCARD) \|\| defined(CONFIG_SPIFLASH)
	272	/* Delete eLBC node as it is muxed with USB2 controller */
	273	if (hwconfig("usb2")) {
	274	const char *soc_elbc_compat = "fsl,p1020-elbc";
	275	int off = fdt_node_offset_by_compatible(blob, -1,
	276	soc_elbc_compat);
	277	if (off < 0) {
	278	printf("WARNING: could not find compatible node"
	279	" %s: %s.\n", soc_elbc_compat,
	280	fdt_strerror(off));
	281	return;
	282	}
	283	err = fdt_del_node(blob, off);
	284	if (err < 0) {
	285	printf("WARNING: could not remove %s: %s.\n",
	286	soc_elbc_compat, fdt_strerror(err));
	287	}
	288	return;
	289	}
	290	#endif
	291	/* Delete USB2 node as it is muxed with eLBC */
	292	usb1_off = fdt_node_offset_by_compatible(blob, -1,
	293	soc_usb_compat);
	294	if (usb1_off < 0) {
	295	printf("WARNING: could not find compatible node"
	296	" %s: %s.\n", soc_usb_compat,
	297	fdt_strerror(usb1_off));
	298	return;
	299	}
	300	usb2_off = fdt_node_offset_by_compatible(blob, usb1_off,
	301	soc_usb_compat);
	302	if (usb2_off < 0) {
	303	printf("WARNING: could not find compatible node"
	304	" %s: %s.\n", soc_usb_compat,
	305	fdt_strerror(usb2_off));
	306	return;
	307	}
	308	err = fdt_del_node(blob, usb2_off);
	309	if (err < 0)
	310	printf("WARNING: could not remove %s: %s.\n",
	311	soc_usb_compat, fdt_strerror(err));
728ece34 PA	312	}
728ece34 PA	313	#endif