X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fmtd%2Fnand%2Ffsl_ifc_spl.c;h=fb827c5e74e096a37f71dcbdade8a5a350be6aaf;hb=e3bf81b1e841ecabe7c8b3d48621256db8b8623e;hp=8537c4c6f573849631e164bbdcc390b9251ac964;hpb=348e47f766ac228fb02d1af562b2e9a4c69355db;p=u-boot diff --git a/drivers/mtd/nand/fsl_ifc_spl.c b/drivers/mtd/nand/fsl_ifc_spl.c index 8537c4c6f5..fb827c5e74 100644 --- a/drivers/mtd/nand/fsl_ifc_spl.c +++ b/drivers/mtd/nand/fsl_ifc_spl.c @@ -4,25 +4,12 @@ * Copyright 2011 Freescale Semiconductor, Inc. * Author: Dipen Dudhat * - * 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include #include -#include +#include #include static inline int is_blank(uchar *addr, int page_size) @@ -73,7 +60,7 @@ static inline void nand_wait(uchar *buf, int bufnum, int page_size) bufnum_end = bufnum + bufperpage - 1; do { - status = in_be32(&ifc->ifc_nand.nand_evter_stat); + status = ifc_in32(&ifc->ifc_nand.nand_evter_stat); } while (!(status & IFC_NAND_EVTER_STAT_OPC)); if (status & IFC_NAND_EVTER_STAT_FTOER) { @@ -83,14 +70,14 @@ static inline void nand_wait(uchar *buf, int bufnum, int page_size) } for (i = bufnum / 4; i <= bufnum_end / 4; i++) - eccstat[i] = in_be32(&ifc->ifc_nand.nand_eccstat[i]); + eccstat[i] = ifc_in32(&ifc->ifc_nand.nand_eccstat[i]); for (i = bufnum; i <= bufnum_end; i++) { if (check_read_ecc(buf, eccstat, i, page_size)) break; } - out_be32(&ifc->ifc_nand.nand_evter_stat, status); + ifc_out32(&ifc->ifc_nand.nand_evter_stat, status); } static inline int bad_block(uchar *marker, int port_size) @@ -101,7 +88,7 @@ static inline int bad_block(uchar *marker, int port_size) return __raw_readw((u16 *)marker) != 0xffff; } -static void nand_load(unsigned int offs, int uboot_size, uchar *dst) +int nand_spl_load_image(uint32_t offs, unsigned int uboot_size, void *vdst) { struct fsl_ifc *ifc = IFC_BASE_ADDR; uchar *buf = (uchar *)CONFIG_SYS_NAND_BASE; @@ -110,7 +97,7 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst) int pages_per_blk; int blk_size; int bad_marker = 0; - int bufnum_mask, bufnum; + int bufnum_mask, bufnum, ver = 0; int csor, cspr; int pos = 0; @@ -118,6 +105,7 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst) int sram_addr; int pg_no; + uchar *dst = vdst; /* Get NAND Flash configuration */ csor = CONFIG_SYS_NAND_CSOR; @@ -125,10 +113,13 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst) port_size = (cspr & CSPR_PORT_SIZE_16) ? 16 : 8; - if (csor & CSOR_NAND_PGS_4K) { + if ((csor & CSOR_NAND_PGS_MASK) == CSOR_NAND_PGS_8K) { + page_size = 8192; + bufnum_mask = 0x0; + } else if ((csor & CSOR_NAND_PGS_MASK) == CSOR_NAND_PGS_4K) { page_size = 4096; bufnum_mask = 0x1; - } else if (csor & CSOR_NAND_PGS_2K) { + } else if ((csor & CSOR_NAND_PGS_MASK) == CSOR_NAND_PGS_2K) { page_size = 2048; bufnum_mask = 0x3; } else { @@ -139,44 +130,48 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst) bad_marker = 5; } + ver = ifc_in32(&ifc->ifc_rev); + if (ver >= FSL_IFC_V2_0_0) + bufnum_mask = (bufnum_mask * 2) + 1; + pages_per_blk = 32 << ((csor & CSOR_NAND_PB_MASK) >> CSOR_NAND_PB_SHIFT); blk_size = pages_per_blk * page_size; /* Open Full SRAM mapping for spare are access */ - out_be32(&ifc->ifc_nand.ncfgr, 0x0); + ifc_out32(&ifc->ifc_nand.ncfgr, 0x0); /* Clear Boot events */ - out_be32(&ifc->ifc_nand.nand_evter_stat, 0xffffffff); + ifc_out32(&ifc->ifc_nand.nand_evter_stat, 0xffffffff); /* Program FIR/FCR for Large/Small page */ if (page_size > 512) { - out_be32(&ifc->ifc_nand.nand_fir0, - (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) | - (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) | - (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) | - (IFC_FIR_OP_CMD1 << IFC_NAND_FIR0_OP3_SHIFT) | - (IFC_FIR_OP_BTRD << IFC_NAND_FIR0_OP4_SHIFT)); - out_be32(&ifc->ifc_nand.nand_fir1, 0x0); - - out_be32(&ifc->ifc_nand.nand_fcr0, - (NAND_CMD_READ0 << IFC_NAND_FCR0_CMD0_SHIFT) | - (NAND_CMD_READSTART << IFC_NAND_FCR0_CMD1_SHIFT)); + ifc_out32(&ifc->ifc_nand.nand_fir0, + (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) | + (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) | + (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) | + (IFC_FIR_OP_CMD1 << IFC_NAND_FIR0_OP3_SHIFT) | + (IFC_FIR_OP_BTRD << IFC_NAND_FIR0_OP4_SHIFT)); + ifc_out32(&ifc->ifc_nand.nand_fir1, 0x0); + + ifc_out32(&ifc->ifc_nand.nand_fcr0, + (NAND_CMD_READ0 << IFC_NAND_FCR0_CMD0_SHIFT) | + (NAND_CMD_READSTART << IFC_NAND_FCR0_CMD1_SHIFT)); } else { - out_be32(&ifc->ifc_nand.nand_fir0, - (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) | - (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) | - (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) | - (IFC_FIR_OP_BTRD << IFC_NAND_FIR0_OP3_SHIFT)); - out_be32(&ifc->ifc_nand.nand_fir1, 0x0); - - out_be32(&ifc->ifc_nand.nand_fcr0, - NAND_CMD_READ0 << IFC_NAND_FCR0_CMD0_SHIFT); + ifc_out32(&ifc->ifc_nand.nand_fir0, + (IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) | + (IFC_FIR_OP_CA0 << IFC_NAND_FIR0_OP1_SHIFT) | + (IFC_FIR_OP_RA0 << IFC_NAND_FIR0_OP2_SHIFT) | + (IFC_FIR_OP_BTRD << IFC_NAND_FIR0_OP3_SHIFT)); + ifc_out32(&ifc->ifc_nand.nand_fir1, 0x0); + + ifc_out32(&ifc->ifc_nand.nand_fcr0, + NAND_CMD_READ0 << IFC_NAND_FCR0_CMD0_SHIFT); } /* Program FBCR = 0 for full page read */ - out_be32(&ifc->ifc_nand.nand_fbcr, 0); + ifc_out32(&ifc->ifc_nand.nand_fbcr, 0); /* Read and copy u-boot on SDRAM from NAND device, In parallel * check for Bad block if found skip it and read continue to @@ -189,11 +184,11 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst) bufnum = pg_no & bufnum_mask; sram_addr = bufnum * page_size * 2; - out_be32(&ifc->ifc_nand.row0, pg_no); - out_be32(&ifc->ifc_nand.col0, 0); + ifc_out32(&ifc->ifc_nand.row0, pg_no); + ifc_out32(&ifc->ifc_nand.col0, 0); /* start read */ - out_be32(&ifc->ifc_nand.nandseq_strt, - IFC_NAND_SEQ_STRT_FIR_STRT); + ifc_out32(&ifc->ifc_nand.nandseq_strt, + IFC_NAND_SEQ_STRT_FIR_STRT); /* wait for read to complete */ nand_wait(&buf[sram_addr], bufnum, page_size); @@ -218,6 +213,8 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst) offs += page_size; } while ((offs & (blk_size - 1)) && (pos < uboot_size)); } + + return 0; } /* @@ -231,16 +228,17 @@ void nand_boot(void) /* * Load U-Boot image from NAND into RAM */ - nand_load(CONFIG_SYS_NAND_U_BOOT_OFFS, CONFIG_SYS_NAND_U_BOOT_SIZE, - (uchar *)CONFIG_SYS_NAND_U_BOOT_DST); + nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS, + CONFIG_SYS_NAND_U_BOOT_SIZE, + (uchar *)CONFIG_SYS_NAND_U_BOOT_DST); #ifdef CONFIG_NAND_ENV_DST - nand_load(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, - (uchar *)CONFIG_NAND_ENV_DST); + nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, + (uchar *)CONFIG_NAND_ENV_DST); #ifdef CONFIG_ENV_OFFSET_REDUND - nand_load(CONFIG_ENV_OFFSET_REDUND, CONFIG_ENV_SIZE, - (uchar *)CONFIG_NAND_ENV_DST + CONFIG_ENV_SIZE); + nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, CONFIG_ENV_SIZE, + (uchar *)CONFIG_NAND_ENV_DST + CONFIG_ENV_SIZE); #endif #endif /* @@ -256,3 +254,13 @@ void nand_boot(void) uboot = (void *)CONFIG_SYS_NAND_U_BOOT_START; uboot(); } + +#ifndef CONFIG_SPL_NAND_INIT +void nand_init(void) +{ +} + +void nand_deselect(void) +{ +} +#endif