Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

1 files changed, 747 insertions, 0 deletions

diff --git a/roms/u-boot/board/freescale/ls1021atwr/ls1021atwr.c b/roms/u-boot/board/freescale/ls1021atwr/ls1021atwr.c
new file mode 100644
index 000000000..f0b441db6
--- /dev/null
+++ b/roms/u-boot/board/freescale/ls1021atwr/ls1021atwr.c
@@ -0,0 +1,747 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ * Copyright 2019 NXP
+ */
+
+#include <common.h>
+#include <clock_legacy.h>
+#include <command.h>
+#include <fdt_support.h>
+#include <i2c.h>
+#include <init.h>
+#include <net.h>
+#include <asm/global_data.h>
+#include <asm/io.h>
+#include <asm/arch/immap_ls102xa.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/fsl_serdes.h>
+#include <asm/arch/ls102xa_devdis.h>
+#include <asm/arch/ls102xa_soc.h>
+#include <hwconfig.h>
+#include <mmc.h>
+#include <fsl_csu.h>
+#include <fsl_ifc.h>
+#include <fsl_immap.h>
+#include <netdev.h>
+#include <fsl_mdio.h>
+#include <tsec.h>
+#include <fsl_sec.h>
+#include <fsl_devdis.h>
+#include <spl.h>
+#include <linux/delay.h>
+#include "../common/sleep.h"
+#ifdef CONFIG_U_QE
+#include <fsl_qe.h>
+#endif
+#include <fsl_validate.h>
+
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define VERSION_MASK		0x00FF
+#define BANK_MASK		0x0001
+#define CFG_RESET		0x1
+#define INIT_RESET		0x1
+
+#define CPLD_SET_MUX_SERDES	0x20
+#define CPLD_SET_BOOT_BANK	0x40
+
+#define BOOT_FROM_UPPER_BANK	0x0
+#define BOOT_FROM_LOWER_BANK	0x1
+
+#define LANEB_SATA		(0x01)
+#define LANEB_SGMII1		(0x02)
+#define LANEC_SGMII1		(0x04)
+#define LANEC_PCIEX1		(0x08)
+#define LANED_PCIEX2		(0x10)
+#define LANED_SGMII2		(0x20)
+
+#define MASK_LANE_B		0x1
+#define MASK_LANE_C		0x2
+#define MASK_LANE_D		0x4
+#define MASK_SGMII		0x8
+
+#define KEEP_STATUS		0x0
+#define NEED_RESET		0x1
+
+#define SOFT_MUX_ON_I2C3_IFC	0x2
+#define SOFT_MUX_ON_CAN3_USB2	0x8
+#define SOFT_MUX_ON_QE_LCD	0x10
+
+#define PIN_I2C3_IFC_MUX_I2C3	0x0
+#define PIN_I2C3_IFC_MUX_IFC	0x1
+#define PIN_CAN3_USB2_MUX_USB2	0x0
+#define PIN_CAN3_USB2_MUX_CAN3	0x1
+#define PIN_QE_LCD_MUX_LCD	0x0
+#define PIN_QE_LCD_MUX_QE	0x1
+
+struct cpld_data {
+	u8 cpld_ver;		/* cpld revision */
+	u8 cpld_ver_sub;	/* cpld sub revision */
+	u8 pcba_ver;		/* pcb revision number */
+	u8 system_rst;		/* reset system by cpld */
+	u8 soft_mux_on;		/* CPLD override physical switches Enable */
+	u8 cfg_rcw_src1;	/* Reset config word 1 */
+	u8 cfg_rcw_src2;	/* Reset config word 2 */
+	u8 vbank;		/* Flash bank selection Control */
+	u8 gpio;		/* GPIO for TWR-ELEV */
+	u8 i2c3_ifc_mux;
+	u8 mux_spi2;
+	u8 can3_usb2_mux;	/* CAN3 and USB2 Selection */
+	u8 qe_lcd_mux;		/* QE and LCD Selection */
+	u8 serdes_mux;		/* Multiplexed pins for SerDes Lanes */
+	u8 global_rst;		/* reset with init CPLD reg to default */
+	u8 rev1;		/* Reserved */
+	u8 rev2;		/* Reserved */
+};
+
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
+static void cpld_show(void)
+{
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+
+	printf("CPLD:  V%x.%x\nPCBA:  V%x.0\nVBank: %d\n",
+	       in_8(&cpld_data->cpld_ver) & VERSION_MASK,
+	       in_8(&cpld_data->cpld_ver_sub) & VERSION_MASK,
+	       in_8(&cpld_data->pcba_ver) & VERSION_MASK,
+	       in_8(&cpld_data->vbank) & BANK_MASK);
+
+#ifdef CONFIG_DEBUG
+	printf("soft_mux_on =%x\n",
+	       in_8(&cpld_data->soft_mux_on));
+	printf("cfg_rcw_src1 =%x\n",
+	       in_8(&cpld_data->cfg_rcw_src1));
+	printf("cfg_rcw_src2 =%x\n",
+	       in_8(&cpld_data->cfg_rcw_src2));
+	printf("vbank =%x\n",
+	       in_8(&cpld_data->vbank));
+	printf("gpio =%x\n",
+	       in_8(&cpld_data->gpio));
+	printf("i2c3_ifc_mux =%x\n",
+	       in_8(&cpld_data->i2c3_ifc_mux));
+	printf("mux_spi2 =%x\n",
+	       in_8(&cpld_data->mux_spi2));
+	printf("can3_usb2_mux =%x\n",
+	       in_8(&cpld_data->can3_usb2_mux));
+	printf("qe_lcd_mux =%x\n",
+	       in_8(&cpld_data->qe_lcd_mux));
+	printf("serdes_mux =%x\n",
+	       in_8(&cpld_data->serdes_mux));
+#endif
+}
+#endif
+
+int checkboard(void)
+{
+	puts("Board: LS1021ATWR\n");
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
+	cpld_show();
+#endif
+
+	return 0;
+}
+
+void ddrmc_init(void)
+{
+	struct ccsr_ddr *ddr = (struct ccsr_ddr *)CONFIG_SYS_FSL_DDR_ADDR;
+	u32 temp_sdram_cfg, tmp;
+
+	out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG);
+
+	out_be32(&ddr->cs0_bnds, DDR_CS0_BNDS);
+	out_be32(&ddr->cs0_config, DDR_CS0_CONFIG);
+
+	out_be32(&ddr->timing_cfg_0, DDR_TIMING_CFG_0);
+	out_be32(&ddr->timing_cfg_1, DDR_TIMING_CFG_1);
+	out_be32(&ddr->timing_cfg_2, DDR_TIMING_CFG_2);
+	out_be32(&ddr->timing_cfg_3, DDR_TIMING_CFG_3);
+	out_be32(&ddr->timing_cfg_4, DDR_TIMING_CFG_4);
+	out_be32(&ddr->timing_cfg_5, DDR_TIMING_CFG_5);
+
+#ifdef CONFIG_DEEP_SLEEP
+	if (is_warm_boot()) {
+		out_be32(&ddr->sdram_cfg_2,
+			 DDR_SDRAM_CFG_2 & ~SDRAM_CFG2_D_INIT);
+		out_be32(&ddr->init_addr, CONFIG_SYS_SDRAM_BASE);
+		out_be32(&ddr->init_ext_addr, (1 << 31));
+
+		/* DRAM VRef will not be trained */
+		out_be32(&ddr->ddr_cdr2,
+			 DDR_DDR_CDR2 & ~DDR_CDR2_VREF_TRAIN_EN);
+	} else
+#endif
+	{
+		out_be32(&ddr->sdram_cfg_2, DDR_SDRAM_CFG_2);
+		out_be32(&ddr->ddr_cdr2, DDR_DDR_CDR2);
+	}
+
+	out_be32(&ddr->sdram_mode, DDR_SDRAM_MODE);
+	out_be32(&ddr->sdram_mode_2, DDR_SDRAM_MODE_2);
+
+	out_be32(&ddr->sdram_interval, DDR_SDRAM_INTERVAL);
+
+	out_be32(&ddr->ddr_wrlvl_cntl, DDR_DDR_WRLVL_CNTL);
+
+	out_be32(&ddr->ddr_wrlvl_cntl_2, DDR_DDR_WRLVL_CNTL_2);
+	out_be32(&ddr->ddr_wrlvl_cntl_3, DDR_DDR_WRLVL_CNTL_3);
+
+	out_be32(&ddr->ddr_cdr1, DDR_DDR_CDR1);
+
+	out_be32(&ddr->sdram_clk_cntl, DDR_SDRAM_CLK_CNTL);
+	out_be32(&ddr->ddr_zq_cntl, DDR_DDR_ZQ_CNTL);
+
+	out_be32(&ddr->cs0_config_2, DDR_CS0_CONFIG_2);
+
+	/* DDR erratum A-009942 */
+	tmp = in_be32(&ddr->debug[28]);
+	out_be32(&ddr->debug[28], tmp | 0x0070006f);
+
+	udelay(1);
+
+#ifdef CONFIG_DEEP_SLEEP
+	if (is_warm_boot()) {
+		/* enter self-refresh */
+		temp_sdram_cfg = in_be32(&ddr->sdram_cfg_2);
+		temp_sdram_cfg |= SDRAM_CFG2_FRC_SR;
+		out_be32(&ddr->sdram_cfg_2, temp_sdram_cfg);
+
+		temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN | SDRAM_CFG_BI);
+	} else
+#endif
+		temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN & ~SDRAM_CFG_BI);
+
+	out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG | temp_sdram_cfg);
+
+#ifdef CONFIG_DEEP_SLEEP
+	if (is_warm_boot()) {
+		/* exit self-refresh */
+		temp_sdram_cfg = in_be32(&ddr->sdram_cfg_2);
+		temp_sdram_cfg &= ~SDRAM_CFG2_FRC_SR;
+		out_be32(&ddr->sdram_cfg_2, temp_sdram_cfg);
+	}
+#endif
+}
+
+int dram_init(void)
+{
+#if (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD))
+	ddrmc_init();
+#endif
+
+	erratum_a008850_post();
+
+	gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
+
+#if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD)
+	fsl_dp_resume();
+#endif
+
+	return 0;
+}
+
+int board_eth_init(struct bd_info *bis)
+{
+	return pci_eth_init(bis);
+}
+
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
+static void convert_serdes_mux(int type, int need_reset)
+{
+	char current_serdes;
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+
+	current_serdes = cpld_data->serdes_mux;
+
+	switch (type) {
+	case LANEB_SATA:
+		current_serdes &= ~MASK_LANE_B;
+		break;
+	case LANEB_SGMII1:
+		current_serdes |= (MASK_LANE_B | MASK_SGMII | MASK_LANE_C);
+		break;
+	case LANEC_SGMII1:
+		current_serdes &= ~(MASK_LANE_B | MASK_SGMII | MASK_LANE_C);
+		break;
+	case LANED_SGMII2:
+		current_serdes |= MASK_LANE_D;
+		break;
+	case LANEC_PCIEX1:
+		current_serdes |= MASK_LANE_C;
+		break;
+	case (LANED_PCIEX2 | LANEC_PCIEX1):
+		current_serdes |= MASK_LANE_C;
+		current_serdes &= ~MASK_LANE_D;
+		break;
+	default:
+		printf("CPLD serdes MUX: unsupported MUX type 0x%x\n", type);
+		return;
+	}
+
+	cpld_data->soft_mux_on |= CPLD_SET_MUX_SERDES;
+	cpld_data->serdes_mux = current_serdes;
+
+	if (need_reset == 1) {
+		printf("Reset board to enable configuration\n");
+		cpld_data->system_rst = CFG_RESET;
+	}
+}
+
+int config_serdes_mux(void)
+{
+	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+	u32 protocol = in_be32(&gur->rcwsr[4]) & RCWSR4_SRDS1_PRTCL_MASK;
+
+	protocol >>= RCWSR4_SRDS1_PRTCL_SHIFT;
+	switch (protocol) {
+	case 0x10:
+		convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
+		convert_serdes_mux(LANED_PCIEX2 |
+				LANEC_PCIEX1, KEEP_STATUS);
+		break;
+	case 0x20:
+		convert_serdes_mux(LANEB_SGMII1, KEEP_STATUS);
+		convert_serdes_mux(LANEC_PCIEX1, KEEP_STATUS);
+		convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
+		break;
+	case 0x30:
+		convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
+		convert_serdes_mux(LANEC_SGMII1, KEEP_STATUS);
+		convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
+		break;
+	case 0x70:
+		convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
+		convert_serdes_mux(LANEC_PCIEX1, KEEP_STATUS);
+		convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
+		break;
+	}
+
+	return 0;
+}
+#endif
+
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
+int config_board_mux(void)
+{
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+	int conflict_flag;
+
+	conflict_flag = 0;
+	if (hwconfig("i2c3")) {
+		conflict_flag++;
+		cpld_data->soft_mux_on |= SOFT_MUX_ON_I2C3_IFC;
+		cpld_data->i2c3_ifc_mux = PIN_I2C3_IFC_MUX_I2C3;
+	}
+
+	if (hwconfig("ifc")) {
+		conflict_flag++;
+		/* some signals can not enable simultaneous*/
+		if (conflict_flag > 1)
+			goto conflict;
+		cpld_data->soft_mux_on |= SOFT_MUX_ON_I2C3_IFC;
+		cpld_data->i2c3_ifc_mux = PIN_I2C3_IFC_MUX_IFC;
+	}
+
+	conflict_flag = 0;
+	if (hwconfig("usb2")) {
+		conflict_flag++;
+		cpld_data->soft_mux_on |= SOFT_MUX_ON_CAN3_USB2;
+		cpld_data->can3_usb2_mux = PIN_CAN3_USB2_MUX_USB2;
+	}
+
+	if (hwconfig("can3")) {
+		conflict_flag++;
+		/* some signals can not enable simultaneous*/
+		if (conflict_flag > 1)
+			goto conflict;
+		cpld_data->soft_mux_on |= SOFT_MUX_ON_CAN3_USB2;
+		cpld_data->can3_usb2_mux = PIN_CAN3_USB2_MUX_CAN3;
+	}
+
+	conflict_flag = 0;
+	if (hwconfig("lcd")) {
+		conflict_flag++;
+		cpld_data->soft_mux_on |= SOFT_MUX_ON_QE_LCD;
+		cpld_data->qe_lcd_mux = PIN_QE_LCD_MUX_LCD;
+	}
+
+	if (hwconfig("qe")) {
+		conflict_flag++;
+		/* some signals can not enable simultaneous*/
+		if (conflict_flag > 1)
+			goto conflict;
+		cpld_data->soft_mux_on |= SOFT_MUX_ON_QE_LCD;
+		cpld_data->qe_lcd_mux = PIN_QE_LCD_MUX_QE;
+	}
+
+	return 0;
+
+conflict:
+	printf("WARNING: pin conflict! MUX setting may failed!\n");
+	return 0;
+}
+#endif
+
+int board_early_init_f(void)
+{
+	struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
+
+#ifdef CONFIG_TSEC_ENET
+	/* clear BD & FR bits for BE BD's and frame data */
+	clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
+	out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
+#endif
+
+#ifdef CONFIG_FSL_IFC
+	init_early_memctl_regs();
+#endif
+
+	arch_soc_init();
+
+#if defined(CONFIG_DEEP_SLEEP)
+	if (is_warm_boot()) {
+		timer_init();
+		dram_init();
+	}
+#endif
+
+	return 0;
+}
+
+#ifdef CONFIG_SPL_BUILD
+void board_init_f(ulong dummy)
+{
+	void (*second_uboot)(void);
+
+	/* Clear the BSS */
+	memset(__bss_start, 0, __bss_end - __bss_start);
+
+	get_clocks();
+
+#if defined(CONFIG_DEEP_SLEEP)
+	if (is_warm_boot())
+		fsl_dp_disable_console();
+#endif
+
+	preloader_console_init();
+
+	timer_init();
+	dram_init();
+
+	/* Allow OCRAM access permission as R/W */
+#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
+	enable_layerscape_ns_access();
+#endif
+
+	/*
+	 * if it is woken up from deep sleep, then jump to second
+	 * stage uboot and continue executing without recopying
+	 * it from SD since it has already been reserved in memeory
+	 * in last boot.
+	 */
+	if (is_warm_boot()) {
+		second_uboot = (void (*)(void))CONFIG_SYS_TEXT_BASE;
+		second_uboot();
+	}
+
+	board_init_r(NULL, 0);
+}
+#endif
+
+#ifdef CONFIG_DEEP_SLEEP
+/* program the regulator (MC34VR500) to support deep sleep */
+void ls1twr_program_regulator(void)
+{
+	u8 i2c_device_id;
+
+#define LS1TWR_I2C_BUS_MC34VR500	1
+#define MC34VR500_ADDR			0x8
+#define MC34VR500_DEVICEID		0x4
+#define MC34VR500_DEVICEID_MASK		0x0f
+#if CONFIG_IS_ENABLED(DM_I2C)
+	struct udevice *dev;
+	int ret;
+
+	ret = i2c_get_chip_for_busnum(LS1TWR_I2C_BUS_MC34VR500, MC34VR500_ADDR,
+				      1, &dev);
+	if (ret) {
+		printf("%s: Cannot find udev for a bus %d\n", __func__,
+		       LS1TWR_I2C_BUS_MC34VR500);
+		return;
+	}
+	i2c_device_id = dm_i2c_reg_read(dev, 0x0) &
+					MC34VR500_DEVICEID_MASK;
+	if (i2c_device_id != MC34VR500_DEVICEID) {
+		printf("The regulator (MC34VR500) does not exist. The device does not support deep sleep.\n");
+		return;
+	}
+
+	dm_i2c_reg_write(dev, 0x31, 0x4);
+	dm_i2c_reg_write(dev, 0x4d, 0x4);
+	dm_i2c_reg_write(dev, 0x6d, 0x38);
+	dm_i2c_reg_write(dev, 0x6f, 0x37);
+	dm_i2c_reg_write(dev, 0x71, 0x30);
+#else
+	unsigned int i2c_bus;
+	i2c_bus = i2c_get_bus_num();
+	i2c_set_bus_num(LS1TWR_I2C_BUS_MC34VR500);
+	i2c_device_id = i2c_reg_read(MC34VR500_ADDR, 0x0) &
+					MC34VR500_DEVICEID_MASK;
+	if (i2c_device_id != MC34VR500_DEVICEID) {
+		printf("The regulator (MC34VR500) does not exist. The device does not support deep sleep.\n");
+		return;
+	}
+
+	i2c_reg_write(MC34VR500_ADDR, 0x31, 0x4);
+	i2c_reg_write(MC34VR500_ADDR, 0x4d, 0x4);
+	i2c_reg_write(MC34VR500_ADDR, 0x6d, 0x38);
+	i2c_reg_write(MC34VR500_ADDR, 0x6f, 0x37);
+	i2c_reg_write(MC34VR500_ADDR, 0x71, 0x30);
+
+	i2c_set_bus_num(i2c_bus);
+#endif
+}
+#endif
+
+int board_init(void)
+{
+#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
+	erratum_a010315();
+#endif
+
+#ifndef CONFIG_SYS_FSL_NO_SERDES
+	fsl_serdes_init();
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
+	config_serdes_mux();
+#endif
+#endif
+
+	ls102xa_smmu_stream_id_init();
+
+#ifdef CONFIG_U_QE
+	u_qe_init();
+#endif
+
+#ifdef CONFIG_DEEP_SLEEP
+	ls1twr_program_regulator();
+#endif
+	return 0;
+}
+
+#if defined(CONFIG_SPL_BUILD)
+void spl_board_init(void)
+{
+	ls102xa_smmu_stream_id_init();
+}
+#endif
+
+#ifdef CONFIG_BOARD_LATE_INIT
+int board_late_init(void)
+{
+#ifdef CONFIG_CHAIN_OF_TRUST
+	fsl_setenv_chain_of_trust();
+#endif
+
+	return 0;
+}
+#endif
+
+#if defined(CONFIG_MISC_INIT_R)
+int misc_init_r(void)
+{
+#ifdef CONFIG_FSL_DEVICE_DISABLE
+	device_disable(devdis_tbl, ARRAY_SIZE(devdis_tbl));
+#endif
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
+	config_board_mux();
+#endif
+
+#ifdef CONFIG_FSL_CAAM
+	return sec_init();
+#endif
+}
+#endif
+
+#if defined(CONFIG_DEEP_SLEEP)
+void board_sleep_prepare(void)
+{
+#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
+	enable_layerscape_ns_access();
+#endif
+}
+#endif
+
+int ft_board_setup(void *blob, struct bd_info *bd)
+{
+	ft_cpu_setup(blob, bd);
+
+#ifdef CONFIG_PCI
+	ft_pci_setup(blob, bd);
+#endif
+
+	return 0;
+}
+
+u8 flash_read8(void *addr)
+{
+	return __raw_readb(addr + 1);
+}
+
+void flash_write16(u16 val, void *addr)
+{
+	u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
+
+	__raw_writew(shftval, addr);
+}
+
+u16 flash_read16(void *addr)
+{
+	u16 val = __raw_readw(addr);
+
+	return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
+}
+
+#if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI) \
+	&& !defined(CONFIG_SPL_BUILD)
+static void convert_flash_bank(char bank)
+{
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+
+	printf("Now switch to boot from flash bank %d.\n", bank);
+	cpld_data->soft_mux_on = CPLD_SET_BOOT_BANK;
+	cpld_data->vbank = bank;
+
+	printf("Reset board to enable configuration.\n");
+	cpld_data->system_rst = CFG_RESET;
+}
+
+static int flash_bank_cmd(struct cmd_tbl *cmdtp, int flag, int argc,
+			  char *const argv[])
+{
+	if (argc != 2)
+		return CMD_RET_USAGE;
+	if (strcmp(argv[1], "0") == 0)
+		convert_flash_bank(BOOT_FROM_UPPER_BANK);
+	else if (strcmp(argv[1], "1") == 0)
+		convert_flash_bank(BOOT_FROM_LOWER_BANK);
+	else
+		return CMD_RET_USAGE;
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	boot_bank, 2, 0, flash_bank_cmd,
+	"Flash bank Selection Control",
+	"bank[0-upper bank/1-lower bank] (e.g. boot_bank 0)"
+);
+
+static int cpld_reset_cmd(struct cmd_tbl *cmdtp, int flag, int argc,
+			  char *const argv[])
+{
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+
+	if (argc > 2)
+		return CMD_RET_USAGE;
+	if ((argc == 1) || (strcmp(argv[1], "conf") == 0))
+		cpld_data->system_rst = CFG_RESET;
+	else if (strcmp(argv[1], "init") == 0)
+		cpld_data->global_rst = INIT_RESET;
+	else
+		return CMD_RET_USAGE;
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	cpld_reset, 2, 0, cpld_reset_cmd,
+	"Reset via CPLD",
+	"conf\n"
+	"	-reset with current CPLD configuration\n"
+	"init\n"
+	"	-reset and initial CPLD configuration with default value"
+
+);
+
+static void print_serdes_mux(void)
+{
+	char current_serdes;
+	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
+
+	current_serdes = cpld_data->serdes_mux;
+
+	printf("Serdes Lane B: ");
+	if ((current_serdes & MASK_LANE_B) == 0)
+		printf("SATA,\n");
+	else
+		printf("SGMII 1,\n");
+
+	printf("Serdes Lane C: ");
+	if ((current_serdes & MASK_LANE_C) == 0)
+		printf("SGMII 1,\n");
+	else
+		printf("PCIe,\n");
+
+	printf("Serdes Lane D: ");
+	if ((current_serdes & MASK_LANE_D) == 0)
+		printf("PCIe,\n");
+	else
+		printf("SGMII 2,\n");
+
+	printf("SGMII 1 is on lane ");
+	if ((current_serdes & MASK_SGMII) == 0)
+		printf("C.\n");
+	else
+		printf("B.\n");
+}
+
+static int serdes_mux_cmd(struct cmd_tbl *cmdtp, int flag, int argc,
+			  char *const argv[])
+{
+	if (argc != 2)
+		return CMD_RET_USAGE;
+	if (strcmp(argv[1], "sata") == 0) {
+		printf("Set serdes lane B to SATA.\n");
+		convert_serdes_mux(LANEB_SATA, NEED_RESET);
+	} else if (strcmp(argv[1], "sgmii1b") == 0) {
+		printf("Set serdes lane B to SGMII 1.\n");
+		convert_serdes_mux(LANEB_SGMII1, NEED_RESET);
+	} else if (strcmp(argv[1], "sgmii1c") == 0) {
+		printf("Set serdes lane C to SGMII 1.\n");
+		convert_serdes_mux(LANEC_SGMII1, NEED_RESET);
+	} else if (strcmp(argv[1], "sgmii2") == 0) {
+		printf("Set serdes lane D to SGMII 2.\n");
+		convert_serdes_mux(LANED_SGMII2, NEED_RESET);
+	} else if (strcmp(argv[1], "pciex1") == 0) {
+		printf("Set serdes lane C to PCIe X1.\n");
+		convert_serdes_mux(LANEC_PCIEX1, NEED_RESET);
+	} else if (strcmp(argv[1], "pciex2") == 0) {
+		printf("Set serdes lane C & lane D to PCIe X2.\n");
+		convert_serdes_mux((LANED_PCIEX2 | LANEC_PCIEX1), NEED_RESET);
+	} else if (strcmp(argv[1], "show") == 0) {
+		print_serdes_mux();
+	} else {
+		return CMD_RET_USAGE;
+	}
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	lane_bank, 2, 0, serdes_mux_cmd,
+	"Multiplexed function setting for SerDes Lanes",
+	"sata\n"
+	"	-change lane B to sata\n"
+	"lane_bank sgmii1b\n"
+	"	-change lane B to SGMII1\n"
+	"lane_bank sgmii1c\n"
+	"	-change lane C to SGMII1\n"
+	"lane_bank sgmii2\n"
+	"	-change lane D to SGMII2\n"
+	"lane_bank pciex1\n"
+	"	-change lane C to PCIeX1\n"
+	"lane_bank pciex2\n"
+	"	-change lane C & lane D to PCIeX2\n"
+	"\nWARNING: If you aren't familiar with the setting of serdes, don't try to change anything!\n"
+);
+#endif