board/freescale/lx2160a/lx2160a.c - platform/external/u-boot - Gitiles

 // SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2018-2020 NXP
  */

 #include <common.h>
 #include <clock_legacy.h>
 #include <dm.h>
 #include <init.h>
 #include <dm/platform_data/serial_pl01x.h>
 #include <i2c.h>
 #include <malloc.h>
 #include <errno.h>
 #include <netdev.h>
 #include <fsl_ddr.h>
 #include <fsl_sec.h>
 #include <asm/io.h>
 #include <fdt_support.h>
 #include <linux/libfdt.h>
 #include <fsl-mc/fsl_mc.h>
 #include <env_internal.h>
 #include <efi_loader.h>
 #include <asm/arch/mmu.h>
 #include <hwconfig.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/config.h>
 #include <asm/arch/fsl_serdes.h>
 #include <asm/arch/soc.h>
 #include "../common/qixis.h"
 #include "../common/vid.h"
 #include <fsl_immap.h>
 #include <asm/arch-fsl-layerscape/fsl_icid.h>

 #ifdef CONFIG_EMC2305
 #include "../common/emc2305.h"
 #endif

 #ifdef CONFIG_TARGET_LX2160AQDS
 #define CFG_MUX_I2C_SDHC(reg, value)		((reg & 0x3f) | value)
 #define SET_CFG_MUX1_SDHC1_SDHC(reg)		(reg & 0x3f)
 #define SET_CFG_MUX2_SDHC1_SPI(reg, value)	((reg & 0xcf) | value)
 #define SET_CFG_MUX3_SDHC1_SPI(reg, value)	((reg & 0xf8) | value)
 #define SET_CFG_MUX_SDHC2_DSPI(reg, value)	((reg & 0xf8) | value)
 #define SET_CFG_MUX1_SDHC1_DSPI(reg, value)	((reg & 0x3f) | value)
 #define SDHC1_BASE_PMUX_DSPI			2
 #define SDHC2_BASE_PMUX_DSPI			2
 #define IIC5_PMUX_SPI3				3
 #endif /* CONFIG_TARGET_LX2160AQDS */

 DECLARE_GLOBAL_DATA_PTR;

 static struct pl01x_serial_platdata serial0 = {
 #if CONFIG_CONS_INDEX == 0
 	.base = CONFIG_SYS_SERIAL0,
 #elif CONFIG_CONS_INDEX == 1
 	.base = CONFIG_SYS_SERIAL1,
 #else
 #error "Unsupported console index value."
 #endif
 	.type = TYPE_PL011,
 };

 U_BOOT_DEVICE(nxp_serial0) = {
 	.name = "serial_pl01x",
 	.platdata = &serial0,
 };

 static struct pl01x_serial_platdata serial1 = {
 	.base = CONFIG_SYS_SERIAL1,
 	.type = TYPE_PL011,
 };

 U_BOOT_DEVICE(nxp_serial1) = {
 	.name = "serial_pl01x",
 	.platdata = &serial1,
 };

 int select_i2c_ch_pca9547(u8 ch)
 {
 	int ret;

 #ifndef CONFIG_DM_I2C
 	ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
 #else
 	struct udevice *dev;

 	ret = i2c_get_chip_for_busnum(0, I2C_MUX_PCA_ADDR_PRI, 1, &dev);
 	if (!ret)
 		ret = dm_i2c_write(dev, 0, &ch, 1);
 #endif
 	if (ret) {
 		puts("PCA: failed to select proper channel\n");
 		return ret;
 	}

 	return 0;
 }

 static void uart_get_clock(void)
 {
 	serial0.clock = get_serial_clock();
 	serial1.clock = get_serial_clock();
 }

 int board_early_init_f(void)
 {
 #ifdef CONFIG_SYS_I2C_EARLY_INIT
 	i2c_early_init_f();
 #endif
 	/* get required clock for UART IP */
 	uart_get_clock();

 #ifdef CONFIG_EMC2305
 	select_i2c_ch_pca9547(I2C_MUX_CH_EMC2305);
 	emc2305_init();
 	set_fan_speed(I2C_EMC2305_PWM);
 	select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
 #endif

 	fsl_lsch3_early_init_f();
 	return 0;
 }

 #ifdef CONFIG_OF_BOARD_FIXUP
 int board_fix_fdt(void *fdt)
 {
 	char *reg_names, *reg_name;
 	int names_len, old_name_len, new_name_len, remaining_names_len;
 	struct str_map {
 		char *old_str;
 		char *new_str;
 	} reg_names_map[] = {
 		{ "ccsr", "dbi" },
 		{ "pf_ctrl", "ctrl" }
 	};
 	int off = -1, i = 0;

 	if (IS_SVR_REV(get_svr(), 1, 0))
 		return 0;

 	off = fdt_node_offset_by_compatible(fdt, -1, "fsl,lx2160a-pcie");
 	while (off != -FDT_ERR_NOTFOUND) {
 		fdt_setprop(fdt, off, "compatible", "fsl,ls-pcie",
 			    strlen("fsl,ls-pcie") + 1);

 		reg_names = (char *)fdt_getprop(fdt, off, "reg-names",
 						&names_len);
 		if (!reg_names)
 			continue;

 		reg_name = reg_names;
 		remaining_names_len = names_len - (reg_name - reg_names);
 		i = 0;
 		while ((i < ARRAY_SIZE(reg_names_map)) && remaining_names_len) {
 			old_name_len = strlen(reg_names_map[i].old_str);
 			new_name_len = strlen(reg_names_map[i].new_str);
 			if (memcmp(reg_name, reg_names_map[i].old_str,
 				   old_name_len) == 0) {
 				/* first only leave required bytes for new_str
 				 * and copy rest of the string after it
 				 */
 				memcpy(reg_name + new_name_len,
 				       reg_name + old_name_len,
 				       remaining_names_len - old_name_len);
 				/* Now copy new_str */
 				memcpy(reg_name, reg_names_map[i].new_str,
 				       new_name_len);
 				names_len -= old_name_len;
 				names_len += new_name_len;
 				i++;
 			}

 			reg_name = memchr(reg_name, '\0', remaining_names_len);
 			if (!reg_name)
 				break;

 			reg_name += 1;

 			remaining_names_len = names_len -
 					      (reg_name - reg_names);
 		}

 		fdt_setprop(fdt, off, "reg-names", reg_names, names_len);
 		off = fdt_node_offset_by_compatible(fdt, off,
 						    "fsl,lx2160a-pcie");
 	}

 	return 0;
 }
 #endif

 #if defined(CONFIG_TARGET_LX2160AQDS)
 void esdhc_dspi_status_fixup(void *blob)
 {
 	const char esdhc0_path[] = "/soc/esdhc@2140000";
 	const char esdhc1_path[] = "/soc/esdhc@2150000";
 	const char dspi0_path[] = "/soc/spi@2100000";
 	const char dspi1_path[] = "/soc/spi@2110000";
 	const char dspi2_path[] = "/soc/spi@2120000";

 	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 	u32 sdhc1_base_pmux;
 	u32 sdhc2_base_pmux;
 	u32 iic5_pmux;

 	/* Check RCW field sdhc1_base_pmux to enable/disable
 	 * esdhc0/dspi0 DT node
 	 */
 	sdhc1_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
 		& FSL_CHASSIS3_SDHC1_BASE_PMUX_MASK;
 	sdhc1_base_pmux >>= FSL_CHASSIS3_SDHC1_BASE_PMUX_SHIFT;

 	if (sdhc1_base_pmux == SDHC1_BASE_PMUX_DSPI) {
 		do_fixup_by_path(blob, dspi0_path, "status", "okay",
 				 sizeof("okay"), 1);
 		do_fixup_by_path(blob, esdhc0_path, "status", "disabled",
 				 sizeof("disabled"), 1);
 	} else {
 		do_fixup_by_path(blob, esdhc0_path, "status", "okay",
 				 sizeof("okay"), 1);
 		do_fixup_by_path(blob, dspi0_path, "status", "disabled",
 				 sizeof("disabled"), 1);
 	}

 	/* Check RCW field sdhc2_base_pmux to enable/disable
 	 * esdhc1/dspi1 DT node
 	 */
 	sdhc2_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR13_REGSR - 1])
 		& FSL_CHASSIS3_SDHC2_BASE_PMUX_MASK;
 	sdhc2_base_pmux >>= FSL_CHASSIS3_SDHC2_BASE_PMUX_SHIFT;

 	if (sdhc2_base_pmux == SDHC2_BASE_PMUX_DSPI) {
 		do_fixup_by_path(blob, dspi1_path, "status", "okay",
 				 sizeof("okay"), 1);
 		do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
 				 sizeof("disabled"), 1);
 	} else {
 		do_fixup_by_path(blob, esdhc1_path, "status", "okay",
 				 sizeof("okay"), 1);
 		do_fixup_by_path(blob, dspi1_path, "status", "disabled",
 				 sizeof("disabled"), 1);
 	}

 	/* Check RCW field IIC5 to enable dspi2 DT node */
 	iic5_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
 		& FSL_CHASSIS3_IIC5_PMUX_MASK;
 	iic5_pmux >>= FSL_CHASSIS3_IIC5_PMUX_SHIFT;

 	if (iic5_pmux == IIC5_PMUX_SPI3)
 		do_fixup_by_path(blob, dspi2_path, "status", "okay",
 				 sizeof("okay"), 1);
 	else
 		do_fixup_by_path(blob, dspi2_path, "status", "disabled",
 				 sizeof("disabled"), 1);
 }
 #endif

 int esdhc_status_fixup(void *blob, const char *compat)
 {
 #if defined(CONFIG_TARGET_LX2160AQDS)
 	/* Enable esdhc and dspi DT nodes based on RCW fields */
 	esdhc_dspi_status_fixup(blob);
 #else
 	/* Enable both esdhc DT nodes for LX2160ARDB */
 	do_fixup_by_compat(blob, compat, "status", "okay",
 			   sizeof("okay"), 1);
 #endif
 	return 0;
 }

 #if defined(CONFIG_VID)
 int i2c_multiplexer_select_vid_channel(u8 channel)
 {
 	return select_i2c_ch_pca9547(channel);
 }

 int init_func_vid(void)
 {
 	int set_vid;

 	if (IS_SVR_REV(get_svr(), 1, 0))
 		set_vid = adjust_vdd(800);
 	else
 		set_vid = adjust_vdd(0);

 	if (set_vid < 0)
 		printf("core voltage not adjusted\n");

 	return 0;
 }
 #endif

 int checkboard(void)
 {
 	enum boot_src src = get_boot_src();
 	char buf[64];
 	u8 sw;
 #ifdef CONFIG_TARGET_LX2160AQDS
 	int clock;
 	static const char *const freq[] = {"100", "125", "156.25",
 					   "161.13", "322.26", "", "", "",
 					   "", "", "", "", "", "", "",
 					   "100 separate SSCG"};
 #endif

 	cpu_name(buf);
 #ifdef CONFIG_TARGET_LX2160AQDS
 	printf("Board: %s-QDS, ", buf);
 #else
 	printf("Board: %s-RDB, ", buf);
 #endif

 	sw = QIXIS_READ(arch);
 	printf("Board version: %c, boot from ", (sw & 0xf) - 1 + 'A');

 	if (src == BOOT_SOURCE_SD_MMC) {
 		puts("SD\n");
 	} else if (src == BOOT_SOURCE_SD_MMC2) {
 		puts("eMMC\n");
 	} else {
 		sw = QIXIS_READ(brdcfg[0]);
 		sw = (sw >> QIXIS_XMAP_SHIFT) & QIXIS_XMAP_MASK;
 		switch (sw) {
 		case 0:
 		case 4:
 			puts("FlexSPI DEV#0\n");
 			break;
 		case 1:
 			puts("FlexSPI DEV#1\n");
 			break;
 		case 2:
 		case 3:
 			puts("FlexSPI EMU\n");
 			break;
 		default:
 			printf("invalid setting, xmap: %d\n", sw);
 			break;
 		}
 	}
 #ifdef CONFIG_TARGET_LX2160AQDS
 	printf("FPGA: v%d (%s), build %d",
 	       (int)QIXIS_READ(scver), qixis_read_tag(buf),
 	       (int)qixis_read_minor());
 	/* the timestamp string contains "\n" at the end */
 	printf(" on %s", qixis_read_time(buf));

 	puts("SERDES1 Reference : ");
 	sw = QIXIS_READ(brdcfg[2]);
 	clock = sw >> 4;
 	printf("Clock1 = %sMHz ", freq[clock]);
 	clock = sw & 0x0f;
 	printf("Clock2 = %sMHz", freq[clock]);

 	sw = QIXIS_READ(brdcfg[3]);
 	puts("\nSERDES2 Reference : ");
 	clock = sw >> 4;
 	printf("Clock1 = %sMHz ", freq[clock]);
 	clock = sw & 0x0f;
 	printf("Clock2 = %sMHz", freq[clock]);

 	sw = QIXIS_READ(brdcfg[12]);
 	puts("\nSERDES3 Reference : ");
 	clock = sw >> 4;
 	printf("Clock1 = %sMHz Clock2 = %sMHz\n", freq[clock], freq[clock]);
 #else
 	printf("FPGA: v%d.%d\n", QIXIS_READ(scver), QIXIS_READ(tagdata));

 	puts("SERDES1 Reference: Clock1 = 161.13MHz Clock2 = 161.13MHz\n");
 	puts("SERDES2 Reference: Clock1 = 100MHz Clock2 = 100MHz\n");
 	puts("SERDES3 Reference: Clock1 = 100MHz Clock2 = 100MHz\n");
 #endif
 	return 0;
 }

 #ifdef CONFIG_TARGET_LX2160AQDS
 /*
  * implementation of CONFIG_ESDHC_DETECT_QUIRK Macro.
  */
 u8 qixis_esdhc_detect_quirk(void)
 {
 	/* for LX2160AQDS res1[1] @ offset 0x1A is SDHC1 Control/Status (SDHC1)
 	 * SDHC1 Card ID:
 	 * Specifies the type of card installed in the SDHC1 adapter slot.
 	 * 000= (reserved)
 	 * 001= eMMC V4.5 adapter is installed.
 	 * 010= SD/MMC 3.3V adapter is installed.
 	 * 011= eMMC V4.4 adapter is installed.
 	 * 100= eMMC V5.0 adapter is installed.
 	 * 101= MMC card/Legacy (3.3V) adapter is installed.
 	 * 110= SDCard V2/V3 adapter installed.
 	 * 111= no adapter is installed.
 	 */
 	return ((QIXIS_READ(res1[1]) & QIXIS_SDID_MASK) !=
 		 QIXIS_ESDHC_NO_ADAPTER);
 }

 int config_board_mux(void)
 {
 	u8 reg11, reg5, reg13;
 	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 	u32 sdhc1_base_pmux;
 	u32 sdhc2_base_pmux;
 	u32 iic5_pmux;

 	/* Routes {I2C2_SCL, I2C2_SDA} to SDHC1 as {SDHC1_CD_B, SDHC1_WP}.
 	 * Routes {I2C3_SCL, I2C3_SDA} to CAN transceiver as {CAN1_TX,CAN1_RX}.
 	 * Routes {I2C4_SCL, I2C4_SDA} to CAN transceiver as {CAN2_TX,CAN2_RX}.
 	 * Qixis and remote systems are isolated from the I2C1 bus.
 	 * Processor connections are still available.
 	 * SPI2 CS2_B controls EN25S64 SPI memory device.
 	 * SPI3 CS2_B controls EN25S64 SPI memory device.
 	 * EC2 connects to PHY #2 using RGMII protocol.
 	 * CLK_OUT connects to FPGA for clock measurement.
 	 */

 	reg5 = QIXIS_READ(brdcfg[5]);
 	reg5 = CFG_MUX_I2C_SDHC(reg5, 0x40);
 	QIXIS_WRITE(brdcfg[5], reg5);

 	/* Check RCW field sdhc1_base_pmux
 	 * esdhc0 : sdhc1_base_pmux = 0
 	 * dspi0  : sdhc1_base_pmux = 2
 	 */
 	sdhc1_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
 		& FSL_CHASSIS3_SDHC1_BASE_PMUX_MASK;
 	sdhc1_base_pmux >>= FSL_CHASSIS3_SDHC1_BASE_PMUX_SHIFT;

 	if (sdhc1_base_pmux == SDHC1_BASE_PMUX_DSPI) {
 		reg11 = QIXIS_READ(brdcfg[11]);
 		reg11 = SET_CFG_MUX1_SDHC1_DSPI(reg11, 0x40);
 		QIXIS_WRITE(brdcfg[11], reg11);
 	} else {
 		/* - Routes {SDHC1_CMD, SDHC1_CLK } to SDHC1 adapter slot.
 		 *          {SDHC1_DAT3, SDHC1_DAT2} to SDHC1 adapter slot.
 		 *          {SDHC1_DAT1, SDHC1_DAT0} to SDHC1 adapter slot.
 		 */
 		reg11 = QIXIS_READ(brdcfg[11]);
 		reg11 = SET_CFG_MUX1_SDHC1_SDHC(reg11);
 		QIXIS_WRITE(brdcfg[11], reg11);
 	}

 	/* Check RCW field sdhc2_base_pmux
 	 * esdhc1 : sdhc2_base_pmux = 0 (default)
 	 * dspi1  : sdhc2_base_pmux = 2
 	 */
 	sdhc2_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR13_REGSR - 1])
 		& FSL_CHASSIS3_SDHC2_BASE_PMUX_MASK;
 	sdhc2_base_pmux >>= FSL_CHASSIS3_SDHC2_BASE_PMUX_SHIFT;

 	if (sdhc2_base_pmux == SDHC2_BASE_PMUX_DSPI) {
 		reg13 = QIXIS_READ(brdcfg[13]);
 		reg13 = SET_CFG_MUX_SDHC2_DSPI(reg13, 0x01);
 		QIXIS_WRITE(brdcfg[13], reg13);
 	} else {
 		reg13 = QIXIS_READ(brdcfg[13]);
 		reg13 = SET_CFG_MUX_SDHC2_DSPI(reg13, 0x00);
 		QIXIS_WRITE(brdcfg[13], reg13);
 	}

 	/* Check RCW field IIC5 to enable dspi2 DT nodei
 	 * dspi2: IIC5 = 3
 	 */
 	iic5_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
 		& FSL_CHASSIS3_IIC5_PMUX_MASK;
 	iic5_pmux >>= FSL_CHASSIS3_IIC5_PMUX_SHIFT;

 	if (iic5_pmux == IIC5_PMUX_SPI3) {
 		/* - Routes {SDHC1_DAT4} to SPI3 devices as {SPI3_M_CS0_B}. */
 		reg11 = QIXIS_READ(brdcfg[11]);
 		reg11 = SET_CFG_MUX2_SDHC1_SPI(reg11, 0x10);
 		QIXIS_WRITE(brdcfg[11], reg11);

 		/* - Routes {SDHC1_DAT5, SDHC1_DAT6} nowhere.
 		 * {SDHC1_DAT7, SDHC1_DS } to {nothing, SPI3_M0_CLK }.
 		 * {I2C5_SCL, I2C5_SDA } to {SPI3_M0_MOSI, SPI3_M0_MISO}.
 		 */
 		reg11 = QIXIS_READ(brdcfg[11]);
 		reg11 = SET_CFG_MUX3_SDHC1_SPI(reg11, 0x01);
 		QIXIS_WRITE(brdcfg[11], reg11);
 	} else {
 		/*
 		 * If {SDHC1_DAT4} has been configured to route to SDHC1_VS,
 		 * do not change it.
 		 * Otherwise route {SDHC1_DAT4} to SDHC1 adapter slot.
 		 */
 		reg11 = QIXIS_READ(brdcfg[11]);
 		if ((reg11 & 0x30) != 0x30) {
 			reg11 = SET_CFG_MUX2_SDHC1_SPI(reg11, 0x00);
 			QIXIS_WRITE(brdcfg[11], reg11);
 		}

 		/* - Routes {SDHC1_DAT5, SDHC1_DAT6} to SDHC1 adapter slot.
 		 * {SDHC1_DAT7, SDHC1_DS } to SDHC1 adapter slot.
 		 * {I2C5_SCL, I2C5_SDA } to SDHC1 adapter slot.
 		 */
 		reg11 = QIXIS_READ(brdcfg[11]);
 		reg11 = SET_CFG_MUX3_SDHC1_SPI(reg11, 0x00);
 		QIXIS_WRITE(brdcfg[11], reg11);
 	}

 	return 0;
 }
 #elif defined(CONFIG_TARGET_LX2160ARDB)
 int config_board_mux(void)
 {
 	u8 brdcfg;

 	brdcfg = QIXIS_READ(brdcfg[4]);
 	/* The BRDCFG4 register controls general board configuration.
 	 *|-------------------------------------------|
 	 *|Field  | Function                          |
 	 *|-------------------------------------------|
 	 *|5      | CAN I/O Enable (net CFG_CAN_EN_B):|
 	 *|CAN_EN | 0= CAN transceivers are disabled. |
 	 *|       | 1= CAN transceivers are enabled.  |
 	 *|-------------------------------------------|
 	 */
 	brdcfg |= BIT_MASK(5);
 	QIXIS_WRITE(brdcfg[4], brdcfg);

 	return 0;
 }
 #else
 int config_board_mux(void)
 {
 	return 0;
 }
 #endif

 unsigned long get_board_sys_clk(void)
 {
 #ifdef CONFIG_TARGET_LX2160AQDS
 	u8 sysclk_conf = QIXIS_READ(brdcfg[1]);

 	switch (sysclk_conf & 0x03) {
 	case QIXIS_SYSCLK_100:
 		return 100000000;
 	case QIXIS_SYSCLK_125:
 		return 125000000;
 	case QIXIS_SYSCLK_133:
 		return 133333333;
 	}
 	return 100000000;
 #else
 	return 100000000;
 #endif
 }

 unsigned long get_board_ddr_clk(void)
 {
 #ifdef CONFIG_TARGET_LX2160AQDS
 	u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);

 	switch ((ddrclk_conf & 0x30) >> 4) {
 	case QIXIS_DDRCLK_100:
 		return 100000000;
 	case QIXIS_DDRCLK_125:
 		return 125000000;
 	case QIXIS_DDRCLK_133:
 		return 133333333;
 	}
 	return 100000000;
 #else
 	return 100000000;
 #endif
 }

 int board_init(void)
 {
 #if defined(CONFIG_FSL_MC_ENET) && defined(CONFIG_TARGET_LX2160ARDB)
 	u32 __iomem *irq_ccsr = (u32 __iomem *)ISC_BASE;
 #endif
 #ifdef CONFIG_ENV_IS_NOWHERE
 	gd->env_addr = (ulong)&default_environment[0];
 #endif

 	select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);

 #if defined(CONFIG_FSL_MC_ENET) && defined(CONFIG_TARGET_LX2160ARDB)
 	/* invert AQR107 IRQ pins polarity */
 	out_le32(irq_ccsr + IRQCR_OFFSET / 4, AQR107_IRQ_MASK);
 #endif

 #ifdef CONFIG_FSL_CAAM
 	sec_init();
 #endif

 	return 0;
 }

 void detail_board_ddr_info(void)
 {
 	int i;
 	u64 ddr_size = 0;

 	puts("\nDDR    ");
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
 		ddr_size += gd->bd->bi_dram[i].size;
 	print_size(ddr_size, "");
 	print_ddr_info(0);
 }

 #ifdef CONFIG_MISC_INIT_R
 int misc_init_r(void)
 {
 	config_board_mux();

 	return 0;
 }
 #endif

 #ifdef CONFIG_FSL_MC_ENET
 extern int fdt_fixup_board_phy(void *fdt);

 void fdt_fixup_board_enet(void *fdt)
 {
 	int offset;

 	offset = fdt_path_offset(fdt, "/soc/fsl-mc");

 	if (offset < 0)
 		offset = fdt_path_offset(fdt, "/fsl-mc");

 	if (offset < 0) {
 		printf("%s: fsl-mc node not found in device tree (error %d)\n",
 		       __func__, offset);
 		return;
 	}

 	if (get_mc_boot_status() == 0 &&
 	    (is_lazy_dpl_addr_valid() || get_dpl_apply_status() == 0)) {
 		fdt_status_okay(fdt, offset);
 		fdt_fixup_board_phy(fdt);
 	} else {
 		fdt_status_fail(fdt, offset);
 	}
 }

 void board_quiesce_devices(void)
 {
 	fsl_mc_ldpaa_exit(gd->bd);
 }
 #endif

 #ifdef CONFIG_OF_BOARD_SETUP
 int ft_board_setup(void *blob, bd_t *bd)
 {
 	int i;
 	u16 mc_memory_bank = 0;

 	u64 *base;
 	u64 *size;
 	u64 mc_memory_base = 0;
 	u64 mc_memory_size = 0;
 	u16 total_memory_banks;

 	ft_cpu_setup(blob, bd);

 	fdt_fixup_mc_ddr(&mc_memory_base, &mc_memory_size);

 	if (mc_memory_base != 0)
 		mc_memory_bank++;

 	total_memory_banks = CONFIG_NR_DRAM_BANKS + mc_memory_bank;

 	base = calloc(total_memory_banks, sizeof(u64));
 	size = calloc(total_memory_banks, sizeof(u64));

 	/* fixup DT for the three GPP DDR banks */
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
 		base[i] = gd->bd->bi_dram[i].start;
 		size[i] = gd->bd->bi_dram[i].size;
 	}

 #ifdef CONFIG_RESV_RAM
 	/* reduce size if reserved memory is within this bank */
 	if (gd->arch.resv_ram >= base[0] &&
 	    gd->arch.resv_ram < base[0] + size[0])
 		size[0] = gd->arch.resv_ram - base[0];
 	else if (gd->arch.resv_ram >= base[1] &&
 		 gd->arch.resv_ram < base[1] + size[1])
 		size[1] = gd->arch.resv_ram - base[1];
 	else if (gd->arch.resv_ram >= base[2] &&
 		 gd->arch.resv_ram < base[2] + size[2])
 		size[2] = gd->arch.resv_ram - base[2];
 #endif

 	if (mc_memory_base != 0) {
 		for (i = 0; i <= total_memory_banks; i++) {
 			if (base[i] == 0 && size[i] == 0) {
 				base[i] = mc_memory_base;
 				size[i] = mc_memory_size;
 				break;
 			}
 		}
 	}

 	fdt_fixup_memory_banks(blob, base, size, total_memory_banks);

 #ifdef CONFIG_USB
 	fsl_fdt_fixup_dr_usb(blob, bd);
 #endif

 #ifdef CONFIG_FSL_MC_ENET
 	fdt_fsl_mc_fixup_iommu_map_entry(blob);
 	fdt_fixup_board_enet(blob);
 #endif
 	fdt_fixup_icid(blob);

 	return 0;
 }
 #endif

 void qixis_dump_switch(void)
 {
 	int i, nr_of_cfgsw;

 	QIXIS_WRITE(cms[0], 0x00);
 	nr_of_cfgsw = QIXIS_READ(cms[1]);

 	puts("DIP switch settings dump:\n");
 	for (i = 1; i <= nr_of_cfgsw; i++) {
 		QIXIS_WRITE(cms[0], i);
 		printf("SW%d = (0x%02x)\n", i, QIXIS_READ(cms[1]));
 	}
 }
	// SPDX-License-Identifier: GPL-2.0+
	/*
	* Copyright 2018-2020 NXP
	*/

	#include <common.h>
	#include <clock_legacy.h>
	#include <dm.h>
	#include <init.h>
	#include <dm/platform_data/serial_pl01x.h>
	#include <i2c.h>
	#include <malloc.h>
	#include <errno.h>
	#include <netdev.h>
	#include <fsl_ddr.h>
	#include <fsl_sec.h>
	#include <asm/io.h>
	#include <fdt_support.h>
	#include <linux/libfdt.h>
	#include <fsl-mc/fsl_mc.h>
	#include <env_internal.h>
	#include <efi_loader.h>
	#include <asm/arch/mmu.h>
	#include <hwconfig.h>
	#include <asm/arch/clock.h>
	#include <asm/arch/config.h>
	#include <asm/arch/fsl_serdes.h>
	#include <asm/arch/soc.h>
	#include "../common/qixis.h"
	#include "../common/vid.h"
	#include <fsl_immap.h>
	#include <asm/arch-fsl-layerscape/fsl_icid.h>

	#ifdef CONFIG_EMC2305
	#include "../common/emc2305.h"
	#endif

	#ifdef CONFIG_TARGET_LX2160AQDS
	#define CFG_MUX_I2C_SDHC(reg, value) ((reg & 0x3f) \| value)
	#define SET_CFG_MUX1_SDHC1_SDHC(reg) (reg & 0x3f)
	#define SET_CFG_MUX2_SDHC1_SPI(reg, value) ((reg & 0xcf) \| value)
	#define SET_CFG_MUX3_SDHC1_SPI(reg, value) ((reg & 0xf8) \| value)
	#define SET_CFG_MUX_SDHC2_DSPI(reg, value) ((reg & 0xf8) \| value)
	#define SET_CFG_MUX1_SDHC1_DSPI(reg, value) ((reg & 0x3f) \| value)
	#define SDHC1_BASE_PMUX_DSPI 2
	#define SDHC2_BASE_PMUX_DSPI 2
	#define IIC5_PMUX_SPI3 3
	#endif /* CONFIG_TARGET_LX2160AQDS */

	DECLARE_GLOBAL_DATA_PTR;

	static struct pl01x_serial_platdata serial0 = {
	#if CONFIG_CONS_INDEX == 0
	.base = CONFIG_SYS_SERIAL0,
	#elif CONFIG_CONS_INDEX == 1
	.base = CONFIG_SYS_SERIAL1,
	#else
	#error "Unsupported console index value."
	#endif
	.type = TYPE_PL011,
	};

	U_BOOT_DEVICE(nxp_serial0) = {
	.name = "serial_pl01x",
	.platdata = &serial0,
	};

	static struct pl01x_serial_platdata serial1 = {
	.base = CONFIG_SYS_SERIAL1,
	.type = TYPE_PL011,
	};

	U_BOOT_DEVICE(nxp_serial1) = {
	.name = "serial_pl01x",
	.platdata = &serial1,
	};

	int select_i2c_ch_pca9547(u8 ch)
	{
	int ret;

	#ifndef CONFIG_DM_I2C
	ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1);
	#else
	struct udevice *dev;

	ret = i2c_get_chip_for_busnum(0, I2C_MUX_PCA_ADDR_PRI, 1, &dev);
	if (!ret)
	ret = dm_i2c_write(dev, 0, &ch, 1);
	#endif
	if (ret) {
	puts("PCA: failed to select proper channel\n");
	return ret;
	}

	return 0;
	}

	static void uart_get_clock(void)
	{
	serial0.clock = get_serial_clock();
	serial1.clock = get_serial_clock();
	}

	int board_early_init_f(void)
	{
	#ifdef CONFIG_SYS_I2C_EARLY_INIT
	i2c_early_init_f();
	#endif
	/* get required clock for UART IP */
	uart_get_clock();

	#ifdef CONFIG_EMC2305
	select_i2c_ch_pca9547(I2C_MUX_CH_EMC2305);
	emc2305_init();
	set_fan_speed(I2C_EMC2305_PWM);
	select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);
	#endif

	fsl_lsch3_early_init_f();
	return 0;
	}

	#ifdef CONFIG_OF_BOARD_FIXUP
	int board_fix_fdt(void *fdt)
	{
	char reg_names, reg_name;
	int names_len, old_name_len, new_name_len, remaining_names_len;
	struct str_map {
	char *old_str;
	char *new_str;
	} reg_names_map[] = {
	{ "ccsr", "dbi" },
	{ "pf_ctrl", "ctrl" }
	};
	int off = -1, i = 0;

	if (IS_SVR_REV(get_svr(), 1, 0))
	return 0;

	off = fdt_node_offset_by_compatible(fdt, -1, "fsl,lx2160a-pcie");
	while (off != -FDT_ERR_NOTFOUND) {
	fdt_setprop(fdt, off, "compatible", "fsl,ls-pcie",
	strlen("fsl,ls-pcie") + 1);

	reg_names = (char *)fdt_getprop(fdt, off, "reg-names",
	&names_len);
	if (!reg_names)
	continue;

	reg_name = reg_names;
	remaining_names_len = names_len - (reg_name - reg_names);
	i = 0;
	while ((i < ARRAY_SIZE(reg_names_map)) && remaining_names_len) {
	old_name_len = strlen(reg_names_map[i].old_str);
	new_name_len = strlen(reg_names_map[i].new_str);
	if (memcmp(reg_name, reg_names_map[i].old_str,
	old_name_len) == 0) {
	/* first only leave required bytes for new_str
	* and copy rest of the string after it
	*/
	memcpy(reg_name + new_name_len,
	reg_name + old_name_len,
	remaining_names_len - old_name_len);
	/* Now copy new_str */
	memcpy(reg_name, reg_names_map[i].new_str,
	new_name_len);
	names_len -= old_name_len;
	names_len += new_name_len;
	i++;
	}

	reg_name = memchr(reg_name, '\0', remaining_names_len);
	if (!reg_name)
	break;

	reg_name += 1;

	remaining_names_len = names_len -
	(reg_name - reg_names);
	}

	fdt_setprop(fdt, off, "reg-names", reg_names, names_len);
	off = fdt_node_offset_by_compatible(fdt, off,
	"fsl,lx2160a-pcie");
	}

	return 0;
	}
	#endif

	#if defined(CONFIG_TARGET_LX2160AQDS)
	void esdhc_dspi_status_fixup(void *blob)
	{
	const char esdhc0_path[] = "/soc/esdhc@2140000";
	const char esdhc1_path[] = "/soc/esdhc@2150000";
	const char dspi0_path[] = "/soc/spi@2100000";
	const char dspi1_path[] = "/soc/spi@2110000";
	const char dspi2_path[] = "/soc/spi@2120000";

	struct ccsr_gur __iomem gur = (void )(CONFIG_SYS_FSL_GUTS_ADDR);
	u32 sdhc1_base_pmux;
	u32 sdhc2_base_pmux;
	u32 iic5_pmux;

	/* Check RCW field sdhc1_base_pmux to enable/disable
	* esdhc0/dspi0 DT node
	*/
	sdhc1_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
	& FSL_CHASSIS3_SDHC1_BASE_PMUX_MASK;
	sdhc1_base_pmux >>= FSL_CHASSIS3_SDHC1_BASE_PMUX_SHIFT;

	if (sdhc1_base_pmux == SDHC1_BASE_PMUX_DSPI) {
	do_fixup_by_path(blob, dspi0_path, "status", "okay",
	sizeof("okay"), 1);
	do_fixup_by_path(blob, esdhc0_path, "status", "disabled",
	sizeof("disabled"), 1);
	} else {
	do_fixup_by_path(blob, esdhc0_path, "status", "okay",
	sizeof("okay"), 1);
	do_fixup_by_path(blob, dspi0_path, "status", "disabled",
	sizeof("disabled"), 1);
	}

	/* Check RCW field sdhc2_base_pmux to enable/disable
	* esdhc1/dspi1 DT node
	*/
	sdhc2_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR13_REGSR - 1])
	& FSL_CHASSIS3_SDHC2_BASE_PMUX_MASK;
	sdhc2_base_pmux >>= FSL_CHASSIS3_SDHC2_BASE_PMUX_SHIFT;

	if (sdhc2_base_pmux == SDHC2_BASE_PMUX_DSPI) {
	do_fixup_by_path(blob, dspi1_path, "status", "okay",
	sizeof("okay"), 1);
	do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
	sizeof("disabled"), 1);
	} else {
	do_fixup_by_path(blob, esdhc1_path, "status", "okay",
	sizeof("okay"), 1);
	do_fixup_by_path(blob, dspi1_path, "status", "disabled",
	sizeof("disabled"), 1);
	}

	/* Check RCW field IIC5 to enable dspi2 DT node */
	iic5_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
	& FSL_CHASSIS3_IIC5_PMUX_MASK;
	iic5_pmux >>= FSL_CHASSIS3_IIC5_PMUX_SHIFT;

	if (iic5_pmux == IIC5_PMUX_SPI3)
	do_fixup_by_path(blob, dspi2_path, "status", "okay",
	sizeof("okay"), 1);
	else
	do_fixup_by_path(blob, dspi2_path, "status", "disabled",
	sizeof("disabled"), 1);
	}
	#endif

	int esdhc_status_fixup(void blob, const char compat)
	{
	#if defined(CONFIG_TARGET_LX2160AQDS)
	/* Enable esdhc and dspi DT nodes based on RCW fields */
	esdhc_dspi_status_fixup(blob);
	#else
	/* Enable both esdhc DT nodes for LX2160ARDB */
	do_fixup_by_compat(blob, compat, "status", "okay",
	sizeof("okay"), 1);
	#endif
	return 0;
	}

	#if defined(CONFIG_VID)
	int i2c_multiplexer_select_vid_channel(u8 channel)
	{
	return select_i2c_ch_pca9547(channel);
	}

	int init_func_vid(void)
	{
	int set_vid;

	if (IS_SVR_REV(get_svr(), 1, 0))
	set_vid = adjust_vdd(800);
	else
	set_vid = adjust_vdd(0);

	if (set_vid < 0)
	printf("core voltage not adjusted\n");

	return 0;
	}
	#endif

	int checkboard(void)
	{
	enum boot_src src = get_boot_src();
	char buf[64];
	u8 sw;
	#ifdef CONFIG_TARGET_LX2160AQDS
	int clock;
	static const char *const freq[] = {"100", "125", "156.25",
	"161.13", "322.26", "", "", "",
	"", "", "", "", "", "", "",
	"100 separate SSCG"};
	#endif

	cpu_name(buf);
	#ifdef CONFIG_TARGET_LX2160AQDS
	printf("Board: %s-QDS, ", buf);
	#else
	printf("Board: %s-RDB, ", buf);
	#endif

	sw = QIXIS_READ(arch);
	printf("Board version: %c, boot from ", (sw & 0xf) - 1 + 'A');

	if (src == BOOT_SOURCE_SD_MMC) {
	puts("SD\n");
	} else if (src == BOOT_SOURCE_SD_MMC2) {
	puts("eMMC\n");
	} else {
	sw = QIXIS_READ(brdcfg[0]);
	sw = (sw >> QIXIS_XMAP_SHIFT) & QIXIS_XMAP_MASK;
	switch (sw) {
	case 0:
	case 4:
	puts("FlexSPI DEV#0\n");
	break;
	case 1:
	puts("FlexSPI DEV#1\n");
	break;
	case 2:
	case 3:
	puts("FlexSPI EMU\n");
	break;
	default:
	printf("invalid setting, xmap: %d\n", sw);
	break;
	}
	}
	#ifdef CONFIG_TARGET_LX2160AQDS
	printf("FPGA: v%d (%s), build %d",
	(int)QIXIS_READ(scver), qixis_read_tag(buf),
	(int)qixis_read_minor());
	/* the timestamp string contains "\n" at the end */
	printf(" on %s", qixis_read_time(buf));

	puts("SERDES1 Reference : ");
	sw = QIXIS_READ(brdcfg[2]);
	clock = sw >> 4;
	printf("Clock1 = %sMHz ", freq[clock]);
	clock = sw & 0x0f;
	printf("Clock2 = %sMHz", freq[clock]);

	sw = QIXIS_READ(brdcfg[3]);
	puts("\nSERDES2 Reference : ");
	clock = sw >> 4;
	printf("Clock1 = %sMHz ", freq[clock]);
	clock = sw & 0x0f;
	printf("Clock2 = %sMHz", freq[clock]);

	sw = QIXIS_READ(brdcfg[12]);
	puts("\nSERDES3 Reference : ");
	clock = sw >> 4;
	printf("Clock1 = %sMHz Clock2 = %sMHz\n", freq[clock], freq[clock]);
	#else
	printf("FPGA: v%d.%d\n", QIXIS_READ(scver), QIXIS_READ(tagdata));

	puts("SERDES1 Reference: Clock1 = 161.13MHz Clock2 = 161.13MHz\n");
	puts("SERDES2 Reference: Clock1 = 100MHz Clock2 = 100MHz\n");
	puts("SERDES3 Reference: Clock1 = 100MHz Clock2 = 100MHz\n");
	#endif
	return 0;
	}

	#ifdef CONFIG_TARGET_LX2160AQDS
	/*
	* implementation of CONFIG_ESDHC_DETECT_QUIRK Macro.
	*/
	u8 qixis_esdhc_detect_quirk(void)
	{
	/* for LX2160AQDS res1[1] @ offset 0x1A is SDHC1 Control/Status (SDHC1)
	* SDHC1 Card ID:
	* Specifies the type of card installed in the SDHC1 adapter slot.
	* 000= (reserved)
	* 001= eMMC V4.5 adapter is installed.
	* 010= SD/MMC 3.3V adapter is installed.
	* 011= eMMC V4.4 adapter is installed.
	* 100= eMMC V5.0 adapter is installed.
	* 101= MMC card/Legacy (3.3V) adapter is installed.
	* 110= SDCard V2/V3 adapter installed.
	* 111= no adapter is installed.
	*/
	return ((QIXIS_READ(res1[1]) & QIXIS_SDID_MASK) !=
	QIXIS_ESDHC_NO_ADAPTER);
	}

	int config_board_mux(void)
	{
	u8 reg11, reg5, reg13;
	struct ccsr_gur __iomem gur = (void )(CONFIG_SYS_FSL_GUTS_ADDR);
	u32 sdhc1_base_pmux;
	u32 sdhc2_base_pmux;
	u32 iic5_pmux;

	/* Routes {I2C2_SCL, I2C2_SDA} to SDHC1 as {SDHC1_CD_B, SDHC1_WP}.
	* Routes {I2C3_SCL, I2C3_SDA} to CAN transceiver as {CAN1_TX,CAN1_RX}.
	* Routes {I2C4_SCL, I2C4_SDA} to CAN transceiver as {CAN2_TX,CAN2_RX}.
	* Qixis and remote systems are isolated from the I2C1 bus.
	* Processor connections are still available.
	* SPI2 CS2_B controls EN25S64 SPI memory device.
	* SPI3 CS2_B controls EN25S64 SPI memory device.
	* EC2 connects to PHY #2 using RGMII protocol.
	* CLK_OUT connects to FPGA for clock measurement.
	*/

	reg5 = QIXIS_READ(brdcfg[5]);
	reg5 = CFG_MUX_I2C_SDHC(reg5, 0x40);
	QIXIS_WRITE(brdcfg[5], reg5);

	/* Check RCW field sdhc1_base_pmux
	* esdhc0 : sdhc1_base_pmux = 0
	* dspi0 : sdhc1_base_pmux = 2
	*/
	sdhc1_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
	& FSL_CHASSIS3_SDHC1_BASE_PMUX_MASK;
	sdhc1_base_pmux >>= FSL_CHASSIS3_SDHC1_BASE_PMUX_SHIFT;

	if (sdhc1_base_pmux == SDHC1_BASE_PMUX_DSPI) {
	reg11 = QIXIS_READ(brdcfg[11]);
	reg11 = SET_CFG_MUX1_SDHC1_DSPI(reg11, 0x40);
	QIXIS_WRITE(brdcfg[11], reg11);
	} else {
	/* - Routes {SDHC1_CMD, SDHC1_CLK } to SDHC1 adapter slot.
	* {SDHC1_DAT3, SDHC1_DAT2} to SDHC1 adapter slot.
	* {SDHC1_DAT1, SDHC1_DAT0} to SDHC1 adapter slot.
	*/
	reg11 = QIXIS_READ(brdcfg[11]);
	reg11 = SET_CFG_MUX1_SDHC1_SDHC(reg11);
	QIXIS_WRITE(brdcfg[11], reg11);
	}

	/* Check RCW field sdhc2_base_pmux
	* esdhc1 : sdhc2_base_pmux = 0 (default)
	* dspi1 : sdhc2_base_pmux = 2
	*/
	sdhc2_base_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR13_REGSR - 1])
	& FSL_CHASSIS3_SDHC2_BASE_PMUX_MASK;
	sdhc2_base_pmux >>= FSL_CHASSIS3_SDHC2_BASE_PMUX_SHIFT;

	if (sdhc2_base_pmux == SDHC2_BASE_PMUX_DSPI) {
	reg13 = QIXIS_READ(brdcfg[13]);
	reg13 = SET_CFG_MUX_SDHC2_DSPI(reg13, 0x01);
	QIXIS_WRITE(brdcfg[13], reg13);
	} else {
	reg13 = QIXIS_READ(brdcfg[13]);
	reg13 = SET_CFG_MUX_SDHC2_DSPI(reg13, 0x00);
	QIXIS_WRITE(brdcfg[13], reg13);
	}

	/* Check RCW field IIC5 to enable dspi2 DT nodei
	* dspi2: IIC5 = 3
	*/
	iic5_pmux = gur_in32(&gur->rcwsr[FSL_CHASSIS3_RCWSR12_REGSR - 1])
	& FSL_CHASSIS3_IIC5_PMUX_MASK;
	iic5_pmux >>= FSL_CHASSIS3_IIC5_PMUX_SHIFT;

	if (iic5_pmux == IIC5_PMUX_SPI3) {
	/* - Routes {SDHC1_DAT4} to SPI3 devices as {SPI3_M_CS0_B}. */
	reg11 = QIXIS_READ(brdcfg[11]);
	reg11 = SET_CFG_MUX2_SDHC1_SPI(reg11, 0x10);
	QIXIS_WRITE(brdcfg[11], reg11);

	/* - Routes {SDHC1_DAT5, SDHC1_DAT6} nowhere.
	* {SDHC1_DAT7, SDHC1_DS } to {nothing, SPI3_M0_CLK }.
	* {I2C5_SCL, I2C5_SDA } to {SPI3_M0_MOSI, SPI3_M0_MISO}.
	*/
	reg11 = QIXIS_READ(brdcfg[11]);
	reg11 = SET_CFG_MUX3_SDHC1_SPI(reg11, 0x01);
	QIXIS_WRITE(brdcfg[11], reg11);
	} else {
	/*
	* If {SDHC1_DAT4} has been configured to route to SDHC1_VS,
	* do not change it.
	* Otherwise route {SDHC1_DAT4} to SDHC1 adapter slot.
	*/
	reg11 = QIXIS_READ(brdcfg[11]);
	if ((reg11 & 0x30) != 0x30) {
	reg11 = SET_CFG_MUX2_SDHC1_SPI(reg11, 0x00);
	QIXIS_WRITE(brdcfg[11], reg11);
	}

	/* - Routes {SDHC1_DAT5, SDHC1_DAT6} to SDHC1 adapter slot.
	* {SDHC1_DAT7, SDHC1_DS } to SDHC1 adapter slot.
	* {I2C5_SCL, I2C5_SDA } to SDHC1 adapter slot.
	*/
	reg11 = QIXIS_READ(brdcfg[11]);
	reg11 = SET_CFG_MUX3_SDHC1_SPI(reg11, 0x00);
	QIXIS_WRITE(brdcfg[11], reg11);
	}

	return 0;
	}
	#elif defined(CONFIG_TARGET_LX2160ARDB)
	int config_board_mux(void)
	{
	u8 brdcfg;

	brdcfg = QIXIS_READ(brdcfg[4]);
	/* The BRDCFG4 register controls general board configuration.
	*\|-------------------------------------------\|
	*\|Field \| Function \|
	*\|-------------------------------------------\|
	*\|5 \| CAN I/O Enable (net CFG_CAN_EN_B):\|
	*\|CAN_EN \| 0= CAN transceivers are disabled. \|
	*\| \| 1= CAN transceivers are enabled. \|
	*\|-------------------------------------------\|
	*/
	brdcfg \|= BIT_MASK(5);
	QIXIS_WRITE(brdcfg[4], brdcfg);

	return 0;
	}
	#else
	int config_board_mux(void)
	{
	return 0;
	}
	#endif

	unsigned long get_board_sys_clk(void)
	{
	#ifdef CONFIG_TARGET_LX2160AQDS
	u8 sysclk_conf = QIXIS_READ(brdcfg[1]);

	switch (sysclk_conf & 0x03) {
	case QIXIS_SYSCLK_100:
	return 100000000;
	case QIXIS_SYSCLK_125:
	return 125000000;
	case QIXIS_SYSCLK_133:
	return 133333333;
	}
	return 100000000;
	#else
	return 100000000;
	#endif
	}

	unsigned long get_board_ddr_clk(void)
	{
	#ifdef CONFIG_TARGET_LX2160AQDS
	u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);

	switch ((ddrclk_conf & 0x30) >> 4) {
	case QIXIS_DDRCLK_100:
	return 100000000;
	case QIXIS_DDRCLK_125:
	return 125000000;
	case QIXIS_DDRCLK_133:
	return 133333333;
	}
	return 100000000;
	#else
	return 100000000;
	#endif
	}

	int board_init(void)
	{
	#if defined(CONFIG_FSL_MC_ENET) && defined(CONFIG_TARGET_LX2160ARDB)
	u32 __iomem irq_ccsr = (u32 __iomem )ISC_BASE;
	#endif
	#ifdef CONFIG_ENV_IS_NOWHERE
	gd->env_addr = (ulong)&default_environment[0];
	#endif

	select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT);

	#if defined(CONFIG_FSL_MC_ENET) && defined(CONFIG_TARGET_LX2160ARDB)
	/* invert AQR107 IRQ pins polarity */
	out_le32(irq_ccsr + IRQCR_OFFSET / 4, AQR107_IRQ_MASK);
	#endif

	#ifdef CONFIG_FSL_CAAM
	sec_init();
	#endif

	return 0;
	}

	void detail_board_ddr_info(void)
	{
	int i;
	u64 ddr_size = 0;

	puts("\nDDR ");
	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
	ddr_size += gd->bd->bi_dram[i].size;
	print_size(ddr_size, "");
	print_ddr_info(0);
	}

	#ifdef CONFIG_MISC_INIT_R
	int misc_init_r(void)
	{
	config_board_mux();

	return 0;
	}
	#endif

	#ifdef CONFIG_FSL_MC_ENET
	extern int fdt_fixup_board_phy(void *fdt);

	void fdt_fixup_board_enet(void *fdt)
	{
	int offset;

	offset = fdt_path_offset(fdt, "/soc/fsl-mc");

	if (offset < 0)
	offset = fdt_path_offset(fdt, "/fsl-mc");

	if (offset < 0) {
	printf("%s: fsl-mc node not found in device tree (error %d)\n",
	__func__, offset);
	return;
	}

	if (get_mc_boot_status() == 0 &&
	(is_lazy_dpl_addr_valid() \|\| get_dpl_apply_status() == 0)) {
	fdt_status_okay(fdt, offset);
	fdt_fixup_board_phy(fdt);
	} else {
	fdt_status_fail(fdt, offset);
	}
	}

	void board_quiesce_devices(void)
	{
	fsl_mc_ldpaa_exit(gd->bd);
	}
	#endif

	#ifdef CONFIG_OF_BOARD_SETUP
	int ft_board_setup(void blob, bd_t bd)
	{
	int i;
	u16 mc_memory_bank = 0;

	u64 *base;
	u64 *size;
	u64 mc_memory_base = 0;
	u64 mc_memory_size = 0;
	u16 total_memory_banks;

	ft_cpu_setup(blob, bd);

	fdt_fixup_mc_ddr(&mc_memory_base, &mc_memory_size);

	if (mc_memory_base != 0)
	mc_memory_bank++;

	total_memory_banks = CONFIG_NR_DRAM_BANKS + mc_memory_bank;

	base = calloc(total_memory_banks, sizeof(u64));
	size = calloc(total_memory_banks, sizeof(u64));

	/* fixup DT for the three GPP DDR banks */
	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
	base[i] = gd->bd->bi_dram[i].start;
	size[i] = gd->bd->bi_dram[i].size;
	}

	#ifdef CONFIG_RESV_RAM
	/* reduce size if reserved memory is within this bank */
	if (gd->arch.resv_ram >= base[0] &&
	gd->arch.resv_ram < base[0] + size[0])
	size[0] = gd->arch.resv_ram - base[0];
	else if (gd->arch.resv_ram >= base[1] &&
	gd->arch.resv_ram < base[1] + size[1])
	size[1] = gd->arch.resv_ram - base[1];
	else if (gd->arch.resv_ram >= base[2] &&
	gd->arch.resv_ram < base[2] + size[2])
	size[2] = gd->arch.resv_ram - base[2];
	#endif

	if (mc_memory_base != 0) {
	for (i = 0; i <= total_memory_banks; i++) {
	if (base[i] == 0 && size[i] == 0) {
	base[i] = mc_memory_base;
	size[i] = mc_memory_size;
	break;
	}
	}
	}

	fdt_fixup_memory_banks(blob, base, size, total_memory_banks);

	#ifdef CONFIG_USB
	fsl_fdt_fixup_dr_usb(blob, bd);
	#endif

	#ifdef CONFIG_FSL_MC_ENET
	fdt_fsl_mc_fixup_iommu_map_entry(blob);
	fdt_fixup_board_enet(blob);
	#endif
	fdt_fixup_icid(blob);

	return 0;
	}
	#endif

	void qixis_dump_switch(void)
	{
	int i, nr_of_cfgsw;

	QIXIS_WRITE(cms[0], 0x00);
	nr_of_cfgsw = QIXIS_READ(cms[1]);

	puts("DIP switch settings dump:\n");
	for (i = 1; i <= nr_of_cfgsw; i++) {
	QIXIS_WRITE(cms[0], i);
	printf("SW%d = (0x%02x)\n", i, QIXIS_READ(cms[1]));
	}
	}