diff options
| -rw-r--r-- | drivers/mtd/nand/mxc_nand.c | 119 | ||||
| -rw-r--r-- | include/fsl_nfc.h | 79 | ||||
| -rw-r--r-- | nand_spl/nand_boot_fsl_nfc.c | 67 | 
3 files changed, 250 insertions, 15 deletions
| diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index 6ae95d6be..db72cdc7b 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -22,7 +22,8 @@  #include <nand.h>  #include <linux/err.h>  #include <asm/io.h> -#if defined(CONFIG_MX25) || defined(CONFIG_MX27) || defined(CONFIG_MX35) +#if defined(CONFIG_MX25) || defined(CONFIG_MX27) || defined(CONFIG_MX35) || \ +	defined(CONFIG_MX51) || defined(CONFIG_MX53)  #include <asm/arch/imx-regs.h>  #endif  #include <fsl_nfc.h> @@ -36,6 +37,9 @@ struct mxc_nand_host {  	struct nand_chip		*nand;  	struct fsl_nfc_regs __iomem	*regs; +#ifdef MXC_NFC_V3_2 +	struct fsl_nfc_ip_regs __iomem	*ip_regs; +#endif  	int				spare_only;  	int				status_request;  	int				pagesize_2k; @@ -77,7 +81,7 @@ static struct nand_ecclayout nand_hw_eccoob2k = {  	.oobfree = { {2, 4}, {11, 11}, {27, 11}, {43, 11}, {59, 5} },  };  #endif -#elif defined(MXC_NFC_V2_1) +#elif defined(MXC_NFC_V2_1) || defined(MXC_NFC_V3_2)  #ifndef CONFIG_SYS_NAND_LARGEPAGE  static struct nand_ecclayout nand_hw_eccoob = {  	.eccbytes = 9, @@ -127,10 +131,17 @@ static void wait_op_done(struct mxc_nand_host *host, int max_retries,  	uint32_t tmp;  	while (max_retries-- > 0) { +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  		tmp = readnfc(&host->regs->config2);  		if (tmp & NFC_V1_V2_CONFIG2_INT) {  			tmp &= ~NFC_V1_V2_CONFIG2_INT;  			writenfc(tmp, &host->regs->config2); +#elif defined(MXC_NFC_V3_2) +		tmp = readnfc(&host->ip_regs->ipc); +		if (tmp & NFC_V3_IPC_INT) { +			tmp &= ~NFC_V3_IPC_INT; +			writenfc(tmp, &host->ip_regs->ipc); +#endif  			break;  		}  		udelay(1); @@ -182,7 +193,7 @@ static void send_prog_page(struct mxc_nand_host *host, uint8_t buf_id,  	if (spare_only)  		MTDDEBUG(MTD_DEBUG_LEVEL1, "send_prog_page (%d)\n", spare_only); -	if (is_mxc_nfc_21()) { +	if (is_mxc_nfc_21() || is_mxc_nfc_32()) {  		int i;  		/*  		 *  The controller copies the 64 bytes of spare data from @@ -198,11 +209,18 @@ static void send_prog_page(struct mxc_nand_host *host, uint8_t buf_id,  		}  	} +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	writenfc(buf_id, &host->regs->buf_addr); +#elif defined(MXC_NFC_V3_2) +	uint32_t tmp = readnfc(&host->regs->config1); +	tmp &= ~NFC_V3_CONFIG1_RBA_MASK; +	tmp |= NFC_V3_CONFIG1_RBA(buf_id); +	writenfc(tmp, &host->regs->config1); +#endif  	/* Configure spare or page+spare access */  	if (!host->pagesize_2k) { -		uint16_t config1 = readnfc(&host->regs->config1); +		uint32_t config1 = readnfc(&host->regs->config1);  		if (spare_only)  			config1 |= NFC_CONFIG1_SP_EN;  		else @@ -225,7 +243,14 @@ static void send_read_page(struct mxc_nand_host *host, uint8_t buf_id,  {  	MTDDEBUG(MTD_DEBUG_LEVEL3, "send_read_page (%d)\n", spare_only); +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	writenfc(buf_id, &host->regs->buf_addr); +#elif defined(MXC_NFC_V3_2) +	uint32_t tmp = readnfc(&host->regs->config1); +	tmp &= ~NFC_V3_CONFIG1_RBA_MASK; +	tmp |= NFC_V3_CONFIG1_RBA(buf_id); +	writenfc(tmp, &host->regs->config1); +#endif  	/* Configure spare or page+spare access */  	if (!host->pagesize_2k) { @@ -242,7 +267,7 @@ static void send_read_page(struct mxc_nand_host *host, uint8_t buf_id,  	/* Wait for operation to complete */  	wait_op_done(host, TROP_US_DELAY, spare_only); -	if (is_mxc_nfc_21()) { +	if (is_mxc_nfc_21() || is_mxc_nfc_32()) {  		int i;  		/* @@ -262,10 +287,16 @@ static void send_read_page(struct mxc_nand_host *host, uint8_t buf_id,  /* Request the NANDFC to perform a read of the NAND device ID. */  static void send_read_id(struct mxc_nand_host *host)  { -	uint16_t tmp; +	uint32_t tmp; +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	/* NANDFC buffer 0 is used for device ID output */  	writenfc(0x0, &host->regs->buf_addr); +#elif defined(MXC_NFC_V3_2) +	tmp = readnfc(&host->regs->config1); +	tmp &= ~NFC_V3_CONFIG1_RBA_MASK; +	writenfc(tmp, &host->regs->config1); +#endif  	/* Read ID into main buffer */  	tmp = readnfc(&host->regs->config1); @@ -284,15 +315,19 @@ static void send_read_id(struct mxc_nand_host *host)   */  static uint16_t get_dev_status(struct mxc_nand_host *host)  { +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	void __iomem *main_buf = host->regs->main_area[1];  	uint32_t store; -	uint16_t ret, tmp; +#endif +	uint32_t ret, tmp;  	/* Issue status request to NAND device */ +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	/* store the main area1 first word, later do recovery */  	store = readl(main_buf);  	/* NANDFC buffer 1 is used for device status */  	writenfc(1, &host->regs->buf_addr); +#endif  	/* Read status into main buffer */  	tmp = readnfc(&host->regs->config1); @@ -304,12 +339,16 @@ static uint16_t get_dev_status(struct mxc_nand_host *host)  	/* Wait for operation to complete */  	wait_op_done(host, TROP_US_DELAY, 0); +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	/*  	 *  Status is placed in first word of main buffer  	 * get status, then recovery area 1 data  	 */  	ret = readw(main_buf);  	writel(store, main_buf); +#elif defined(MXC_NFC_V3_2) +	ret = readnfc(&host->regs->config1) >> 16; +#endif  	return ret;  } @@ -328,6 +367,7 @@ static void _mxc_nand_enable_hwecc(struct mtd_info *mtd, int on)  {  	struct nand_chip *nand_chip = mtd->priv;  	struct mxc_nand_host *host = nand_chip->priv; +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	uint16_t tmp = readnfc(&host->regs->config1);  	if (on) @@ -335,6 +375,15 @@ static void _mxc_nand_enable_hwecc(struct mtd_info *mtd, int on)  	else  		tmp &= ~NFC_V1_V2_CONFIG1_ECC_EN;  	writenfc(tmp, &host->regs->config1); +#elif defined(MXC_NFC_V3_2) +	uint32_t tmp = readnfc(&host->ip_regs->config2); + +	if (on) +		tmp |= NFC_V3_CONFIG2_ECC_EN; +	else +		tmp &= ~NFC_V3_CONFIG2_ECC_EN; +	writenfc(tmp, &host->ip_regs->config2); +#endif  }  #ifdef CONFIG_MXC_NAND_HWECC @@ -346,7 +395,7 @@ static void mxc_nand_enable_hwecc(struct mtd_info *mtd, int mode)  	 */  } -#ifdef MXC_NFC_V2_1 +#if defined(MXC_NFC_V2_1) || defined(MXC_NFC_V3_2)  static int mxc_nand_read_oob_syndrome(struct mtd_info *mtd,  				      struct nand_chip *chip,  				      int page, int sndcmd) @@ -1136,8 +1185,8 @@ static struct nand_bbt_descr bbt_mirror_descr = {  int board_nand_init(struct nand_chip *this)  {  	struct mtd_info *mtd; -#ifdef MXC_NFC_V2_1 -	uint16_t tmp; +#if defined(MXC_NFC_V2_1) || defined(MXC_NFC_V3_2) +	uint32_t tmp;  #endif  #ifdef CONFIG_SYS_NAND_USE_FLASH_BBT @@ -1165,13 +1214,17 @@ int board_nand_init(struct nand_chip *this)  	this->verify_buf = mxc_nand_verify_buf;  	host->regs = (struct fsl_nfc_regs __iomem *)CONFIG_MXC_NAND_REGS_BASE; +#ifdef MXC_NFC_V3_2 +	host->ip_regs = +		(struct fsl_nfc_ip_regs __iomem *)CONFIG_MXC_NAND_IP_REGS_BASE; +#endif  	host->clk_act = 1;  #ifdef CONFIG_MXC_NAND_HWECC  	this->ecc.calculate = mxc_nand_calculate_ecc;  	this->ecc.hwctl = mxc_nand_enable_hwecc;  	this->ecc.correct = mxc_nand_correct_data; -	if (is_mxc_nfc_21()) { +	if (is_mxc_nfc_21() || is_mxc_nfc_32()) {  		this->ecc.mode = NAND_ECC_HW_SYNDROME;  		this->ecc.read_page = mxc_nand_read_page_syndrome;  		this->ecc.read_page_raw = mxc_nand_read_page_raw_syndrome; @@ -1209,6 +1262,7 @@ int board_nand_init(struct nand_chip *this)  	this->ecc.layout = &nand_hw_eccoob;  #endif +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  #ifdef MXC_NFC_V2_1  	tmp = readnfc(&host->regs->config1);  	tmp |= NFC_V2_CONFIG1_ONE_CYCLE; @@ -1243,6 +1297,49 @@ int board_nand_init(struct nand_chip *this)  	/* Unlock Block Command for given address range */  	writenfc(0x4, &host->regs->wrprot); +#elif defined(MXC_NFC_V3_2) +	writenfc(NFC_V3_CONFIG1_RBA(0), &host->regs->config1); +	writenfc(NFC_V3_IPC_CREQ, &host->ip_regs->ipc); + +	/* Unlock the internal RAM Buffer */ +	writenfc(NFC_V3_WRPROT_BLS_UNLOCK | NFC_V3_WRPROT_UNLOCK, +			&host->ip_regs->wrprot); + +	/* Blocks to be unlocked */ +	for (tmp = 0; tmp < CONFIG_SYS_NAND_MAX_CHIPS; tmp++) +		writenfc(0x0 | 0xFFFF << 16, +				&host->ip_regs->wrprot_unlock_blkaddr[tmp]); + +	writenfc(0, &host->ip_regs->ipc); + +	tmp = readnfc(&host->ip_regs->config2); +	tmp &= ~(NFC_V3_CONFIG2_SPAS_MASK | NFC_V3_CONFIG2_EDC_MASK | +			NFC_V3_CONFIG2_ECC_MODE_8 | NFC_V3_CONFIG2_PS_MASK); +	tmp |= NFC_V3_CONFIG2_ONE_CYCLE; + +	if (host->pagesize_2k) { +		tmp |= NFC_V3_CONFIG2_SPAS(64/2); +		tmp |= NFC_V3_CONFIG2_PS_2048; +	} else { +		tmp |= NFC_V3_CONFIG2_SPAS(16/2); +		tmp |= NFC_V3_CONFIG2_PS_512; +	} + +	writenfc(tmp, &host->ip_regs->config2); + +	tmp = NFC_V3_CONFIG3_NUM_OF_DEVS(0) | +			NFC_V3_CONFIG3_NO_SDMA | +			NFC_V3_CONFIG3_RBB_MODE | +			NFC_V3_CONFIG3_SBB(6) | /* Reset default */ +			NFC_V3_CONFIG3_ADD_OP(0); + +	if (!(this->options & NAND_BUSWIDTH_16)) +		tmp |= NFC_V3_CONFIG3_FW8; + +	writenfc(tmp, &host->ip_regs->config3); + +	writenfc(0, &host->ip_regs->delay_line); +#endif  	return 0;  } diff --git a/include/fsl_nfc.h b/include/fsl_nfc.h index 013e9e263..48a644897 100644 --- a/include/fsl_nfc.h +++ b/include/fsl_nfc.h @@ -33,7 +33,8 @@   *	to support up to 2K byte pagesize nand.   *	Reading or writing a 2K page requires 4 FDI/FDO cycles.   * - * MX25 and MX35 have version 2.1, which has: + * MX25 and MX35 have version 2.1, and MX51 and MX53 have version 3.2, which + * have:   *	8 512-byte main buffers and   *	8 64-byte spare buffers   *	to support up to 4K byte pagesize nand. @@ -44,20 +45,29 @@  #define MXC_NFC_V1  #define is_mxc_nfc_1()		1  #define is_mxc_nfc_21()		0 +#define is_mxc_nfc_32()		0  #elif defined(CONFIG_MX25) || defined(CONFIG_MX35)  #define MXC_NFC_V2_1  #define is_mxc_nfc_1()		0  #define is_mxc_nfc_21()		1 +#define is_mxc_nfc_32()		0 +#elif defined(CONFIG_MX51) || defined(CONFIG_MX53) +#define MXC_NFC_V3 +#define MXC_NFC_V3_2 +#define is_mxc_nfc_1()		0 +#define is_mxc_nfc_21()		0 +#define is_mxc_nfc_32()		1  #else  #error "MXC NFC implementation not supported"  #endif +#define is_mxc_nfc_3()		is_mxc_nfc_32()  #if defined(MXC_NFC_V1)  #define NAND_MXC_NR_BUFS		4  #define NAND_MXC_SPARE_BUF_SIZE		16  #define NAND_MXC_REG_OFFSET		0xe00  #define NAND_MXC_2K_MULTI_CYCLE -#elif defined(MXC_NFC_V2_1) +#elif defined(MXC_NFC_V2_1) || defined(MXC_NFC_V3_2)  #define NAND_MXC_NR_BUFS		8  #define NAND_MXC_SPARE_BUF_SIZE		64  #define NAND_MXC_REG_OFFSET		0x1e00 @@ -110,9 +120,28 @@ struct fsl_nfc_regs {  	u16 unlockend_blkaddr2;  	u16 unlockstart_blkaddr3;  	u16 unlockend_blkaddr3; +#elif defined(MXC_NFC_V3_2) +	u32 flash_cmd; +	u32 flash_addr[12]; +	u32 config1; +	u32 ecc_status_result; +	u32 status_sum; +	u32 launch;  #endif  }; +#ifdef MXC_NFC_V3_2 +struct fsl_nfc_ip_regs { +	u32 wrprot; +	u32 wrprot_unlock_blkaddr[8]; +	u32 config2; +	u32 config3; +	u32 ipc; +	u32 err_addr; +	u32 delay_line; +}; +#endif +  /* Set FCMD to 1, rest to 0 for Command operation */  #define NFC_CMD				0x1 @@ -131,20 +160,66 @@ struct fsl_nfc_regs {  /* Set FDO to 100, rest to 0 for Read Status operation */  #define NFC_STATUS			0x20 +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  #define NFC_CONFIG1_SP_EN		(1 << 2)  #define NFC_CONFIG1_RST			(1 << 6)  #define NFC_CONFIG1_CE			(1 << 7) +#elif defined(MXC_NFC_V3_2) +#define NFC_CONFIG1_SP_EN		(1 << 0) +#define NFC_CONFIG1_CE			(1 << 1) +#define NFC_CONFIG1_RST			(1 << 2) +#endif  #define NFC_V1_V2_CONFIG1_ECC_EN	(1 << 3)  #define NFC_V1_V2_CONFIG1_INT_MSK	(1 << 4)  #define NFC_V1_V2_CONFIG1_BIG		(1 << 5)  #define NFC_V2_CONFIG1_ECC_MODE_4	(1 << 0)  #define NFC_V2_CONFIG1_ONE_CYCLE	(1 << 8)  #define NFC_V2_CONFIG1_FP_INT		(1 << 11) +#define NFC_V3_CONFIG1_RBA_MASK		(0x7 << 4) +#define NFC_V3_CONFIG1_RBA(x)		(((x) & 0x7) << 4)  #define NFC_V1_V2_CONFIG2_INT		(1 << 15) +#define NFC_V3_CONFIG2_PS_MASK		(0x3 << 0) +#define NFC_V3_CONFIG2_PS_512		(0 << 0) +#define NFC_V3_CONFIG2_PS_2048		(1 << 0) +#define NFC_V3_CONFIG2_PS_4096		(2 << 0) +#define NFC_V3_CONFIG2_ONE_CYCLE	(1 << 2) +#define NFC_V3_CONFIG2_ECC_EN		(1 << 3) +#define NFC_V3_CONFIG2_2CMD_PHASES	(1 << 4) +#define NFC_V3_CONFIG2_NUM_ADDR_PH0	(1 << 5) +#define NFC_V3_CONFIG2_ECC_MODE_8	(1 << 6) +#define NFC_V3_CONFIG2_PPB_MASK		(0x3 << 7) +#define NFC_V3_CONFIG2_PPB(x)		(((x) & 0x3) << 7) +#define NFC_V3_CONFIG2_EDC_MASK		(0x7 << 9) +#define NFC_V3_CONFIG2_EDC(x)		(((x) & 0x7) << 9) +#define NFC_V3_CONFIG2_NUM_ADDR_PH1(x)	(((x) & 0x3) << 12) +#define NFC_V3_CONFIG2_INT_MSK		(1 << 15) +#define NFC_V3_CONFIG2_SPAS_MASK	(0xff << 16) +#define NFC_V3_CONFIG2_SPAS(x)		(((x) & 0xff) << 16) +#define NFC_V3_CONFIG2_ST_CMD_MASK	(0xff << 24) +#define NFC_V3_CONFIG2_ST_CMD(x)	(((x) & 0xff) << 24) + +#define NFC_V3_CONFIG3_ADD_OP(x)	(((x) & 0x3) << 0) +#define NFC_V3_CONFIG3_FW8		(1 << 3) +#define NFC_V3_CONFIG3_SBB(x)		(((x) & 0x7) << 8) +#define NFC_V3_CONFIG3_NUM_OF_DEVS(x)	(((x) & 0x7) << 12) +#define NFC_V3_CONFIG3_RBB_MODE		(1 << 15) +#define NFC_V3_CONFIG3_NO_SDMA		(1 << 20) +#define NFC_V3_WRPROT_UNLOCK		(1 << 2) +#define NFC_V3_WRPROT_BLS_UNLOCK	(2 << 6) + +#define NFC_V3_IPC_CREQ			(1 << 0) +#define NFC_V3_IPC_INT			(1 << 31) + +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  #define operation	config2  #define readnfc		readw  #define writenfc	writew +#elif defined(MXC_NFC_V3_2) +#define operation	launch +#define readnfc		readl +#define writenfc	writel +#endif  #endif /* __FSL_NFC_H */ diff --git a/nand_spl/nand_boot_fsl_nfc.c b/nand_spl/nand_boot_fsl_nfc.c index 615e820bb..1096727ae 100644 --- a/nand_spl/nand_boot_fsl_nfc.c +++ b/nand_spl/nand_boot_fsl_nfc.c @@ -30,12 +30,18 @@  #include <asm/io.h>  #include <fsl_nfc.h> +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  static struct fsl_nfc_regs *const nfc = (void *)NFC_BASE_ADDR; +#elif defined(MXC_NFC_V3_2) +static struct fsl_nfc_regs *const nfc = (void *)NFC_BASE_ADDR_AXI; +static struct fsl_nfc_ip_regs *const nfc_ip = (void *)NFC_BASE_ADDR; +#endif  static void nfc_wait_ready(void)  {  	uint32_t tmp; +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	while (!(readnfc(&nfc->config2) & NFC_V1_V2_CONFIG2_INT))  		; @@ -43,11 +49,56 @@ static void nfc_wait_ready(void)  	tmp = readnfc(&nfc->config2);  	tmp &= ~NFC_V1_V2_CONFIG2_INT;  	writenfc(tmp, &nfc->config2); +#elif defined(MXC_NFC_V3_2) +	while (!(readnfc(&nfc_ip->ipc) & NFC_V3_IPC_INT)) +		; + +	/* Reset interrupt flag */ +	tmp = readnfc(&nfc_ip->ipc); +	tmp &= ~NFC_V3_IPC_INT; +	writenfc(tmp, &nfc_ip->ipc); +#endif  }  static void nfc_nand_init(void)  { -#if defined(MXC_NFC_V2_1) +#if defined(MXC_NFC_V3_2) +	int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512; +	int tmp; + +	tmp = (readnfc(&nfc_ip->config2) & ~(NFC_V3_CONFIG2_SPAS_MASK | +			NFC_V3_CONFIG2_EDC_MASK | NFC_V3_CONFIG2_PS_MASK)) | +		NFC_V3_CONFIG2_SPAS(CONFIG_SYS_NAND_SPARE_SIZE / 2) | +		NFC_V3_CONFIG2_INT_MSK | NFC_V3_CONFIG2_ECC_EN | +		NFC_V3_CONFIG2_ONE_CYCLE; +	if (CONFIG_SYS_NAND_PAGE_SIZE == 4096) +		tmp |= NFC_V3_CONFIG2_PS_4096; +	else if (CONFIG_SYS_NAND_PAGE_SIZE == 2048) +		tmp |= NFC_V3_CONFIG2_PS_2048; +	else if (CONFIG_SYS_NAND_PAGE_SIZE == 512) +		tmp |= NFC_V3_CONFIG2_PS_512; +	/* +	 * if spare size is larger that 16 bytes per 512 byte hunk +	 * then use 8 symbol correction instead of 4 +	 */ +	if (CONFIG_SYS_NAND_SPARE_SIZE / ecc_per_page > 16) +		tmp |= NFC_V3_CONFIG2_ECC_MODE_8; +	else +		tmp &= ~NFC_V3_CONFIG2_ECC_MODE_8; +	writenfc(tmp, &nfc_ip->config2); + +	tmp = NFC_V3_CONFIG3_NUM_OF_DEVS(0) | +			NFC_V3_CONFIG3_NO_SDMA | +			NFC_V3_CONFIG3_RBB_MODE | +			NFC_V3_CONFIG3_SBB(6) | /* Reset default */ +			NFC_V3_CONFIG3_ADD_OP(0); +#ifndef CONFIG_SYS_NAND_BUSWIDTH_16 +	tmp |= NFC_V3_CONFIG3_FW8; +#endif +	writenfc(tmp, &nfc_ip->config3); + +	writenfc(0, &nfc_ip->delay_line); +#elif defined(MXC_NFC_V2_1)  	int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512;  	int config1; @@ -123,7 +174,13 @@ static void nfc_nand_data_output(void)  	int i;  #endif +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	writenfc(0, &nfc->buf_addr); +#elif defined(MXC_NFC_V3_2) +	int config1 = readnfc(&nfc->config1); +	config1 &= ~NFC_V3_CONFIG1_RBA_MASK; +	writenfc(config1, &nfc->config1); +#endif  	writenfc(NFC_OUTPUT, &nfc->operation);  	nfc_wait_ready();  #ifdef NAND_MXC_2K_MULTI_CYCLE @@ -144,7 +201,7 @@ static int nfc_nand_check_ecc(void)  #if defined(MXC_NFC_V1)  	u16 ecc_status = readw(&nfc->ecc_status_result);  	return (ecc_status & 0x3) == 2 || (ecc_status >> 2) == 2; -#elif defined(MXC_NFC_V2_1) +#elif defined(MXC_NFC_V2_1) || defined(MXC_NFC_V3_2)  	u32 ecc_status = readl(&nfc->ecc_status_result);  	int ecc_per_page = CONFIG_SYS_NAND_PAGE_SIZE / 512;  	int err_limit = CONFIG_SYS_NAND_SPARE_SIZE / ecc_per_page > 16 ? 8 : 4; @@ -163,7 +220,13 @@ static int nfc_nand_check_ecc(void)  static void nfc_nand_read_page(unsigned int page_address)  {  	/* read in first 0 buffer */ +#if defined(MXC_NFC_V1) || defined(MXC_NFC_V2_1)  	writenfc(0, &nfc->buf_addr); +#elif defined(MXC_NFC_V3_2) +	int config1 = readnfc(&nfc->config1); +	config1 &= ~NFC_V3_CONFIG1_RBA_MASK; +	writenfc(config1, &nfc->config1); +#endif  	nfc_nand_command(NAND_CMD_READ0);  	nfc_nand_page_address(page_address); |