diff options
Diffstat (limited to 'board/freescale/m5253evbe/m5253evbe.c')
| -rw-r--r-- | board/freescale/m5253evbe/m5253evbe.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/board/freescale/m5253evbe/m5253evbe.c b/board/freescale/m5253evbe/m5253evbe.c index ae69f67..658748b 100644 --- a/board/freescale/m5253evbe/m5253evbe.c +++ b/board/freescale/m5253evbe/m5253evbe.c @@ -2,7 +2,7 @@ * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. * Hayden Fraser (Hayden.Fraser@freescale.com) * * See file CREDITS for list of people who contributed to this @@ -26,6 +26,7 @@ #include <common.h> #include <asm/immap.h> +#include <asm/io.h> int checkboard(void) { @@ -101,7 +102,7 @@ int ide_preinit(void) void ide_set_reset(int idereset) { - volatile atac_t *ata = (atac_t *) CONFIG_SYS_ATA_BASE_ADDR; + atac_t *ata = (atac_t *) CONFIG_SYS_ATA_BASE_ADDR; long period; /* t1, t2, t3, t4, t5, t6, t9, tRD, tA */ int piotms[5][9] = { {70, 165, 60, 30, 50, 5, 20, 0, 35}, /* PIO 0 */ @@ -112,7 +113,8 @@ void ide_set_reset(int idereset) }; if (idereset) { - ata->cr = 0; /* control reset */ + /* control reset */ + out_8(&ata->cr, 0); udelay(100); } else { mbar2_writeLong(CIM_MISCCR, CIM_MISCCR_CPUEND); @@ -121,17 +123,19 @@ void ide_set_reset(int idereset) period = 1000000000 / (CONFIG_SYS_CLK / 2); /* period in ns */ /*ata->ton = CALC_TIMING (180); */ - ata->t1 = CALC_TIMING(piotms[2][0]); - ata->t2w = CALC_TIMING(piotms[2][1]); - ata->t2r = CALC_TIMING(piotms[2][1]); - ata->ta = CALC_TIMING(piotms[2][8]); - ata->trd = CALC_TIMING(piotms[2][7]); - ata->t4 = CALC_TIMING(piotms[2][3]); - ata->t9 = CALC_TIMING(piotms[2][6]); - - ata->cr = 0x40; /* IORDY enable */ + out_8(&ata->t1, CALC_TIMING(piotms[2][0])); + out_8(&ata->t2w, CALC_TIMING(piotms[2][1])); + out_8(&ata->t2r, CALC_TIMING(piotms[2][1])); + out_8(&ata->ta, CALC_TIMING(piotms[2][8])); + out_8(&ata->trd, CALC_TIMING(piotms[2][7])); + out_8(&ata->t4, CALC_TIMING(piotms[2][3])); + out_8(&ata->t9, CALC_TIMING(piotms[2][6])); + + /* IORDY enable */ + out_8(&ata->cr, 0x40); udelay(2000); - ata->cr |= 0x01; /* IORDY enable */ + /* IORDY enable */ + setbits_8(&ata->cr, 0x01); } } #endif /* CONFIG_CMD_IDE */ |