diff --git a/arch/powerpc/cpu/mpc85xx/Makefile b/arch/powerpc/cpu/mpc85xx/Makefile index b7f51e740..cbb0fc6bb 100644 --- a/arch/powerpc/cpu/mpc85xx/Makefile +++ b/arch/powerpc/cpu/mpc85xx/Makefile @@ -89,7 +89,7 @@ COBJS-$(CONFIG_MPC8569) += mpc8569_serdes.o COBJS-$(CONFIG_MPC8572) += mpc8572_serdes.o COBJS-$(CONFIG_P1011) += p1021_serdes.o COBJS-$(CONFIG_P1012) += p1021_serdes.o -COBJS-$(CONFIG_P1013) += p1013_serdes.o +COBJS-$(CONFIG_P1013) += p1022_serdes.o COBJS-$(CONFIG_P1020) += p1021_serdes.o COBJS-$(CONFIG_P1021) += p1021_serdes.o COBJS-$(CONFIG_P1022) += p1022_serdes.o diff --git a/arch/powerpc/cpu/mpc85xx/cmd_errata.c b/arch/powerpc/cpu/mpc85xx/cmd_errata.c index 0cc8b1e13..e94975a1c 100644 --- a/arch/powerpc/cpu/mpc85xx/cmd_errata.c +++ b/arch/powerpc/cpu/mpc85xx/cmd_errata.c @@ -59,6 +59,9 @@ static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) #if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC136) puts("Work-around for Erratum ESDHC136 enabled\n"); #endif +#if defined(CONFIG_SYS_FSL_ERRATUM_ESDHC_A001) + puts("Work-around for Erratum ESDHC-A001 enabled\n"); +#endif #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A002 puts("Work-around for Erratum CPC-A002 enabled\n"); #endif @@ -71,7 +74,13 @@ static int do_errata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) #ifdef CONFIG_SYS_FSL_ERRATUM_DDR_A003 puts("Work-around for Erratum DDR-A003 enabled\n"); #endif - +#ifdef CONFIG_SYS_FSL_ERRATUM_DDR_115 + puts("Work-around for Erratum DDR115 enabled\n"); +#endif +#ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134 + puts("Work-around for Erratum DDR111 enabled\n"); + puts("Work-around for Erratum DDR134 enabled\n"); +#endif return 0; } diff --git a/arch/powerpc/cpu/mpc85xx/ddr-gen3.c b/arch/powerpc/cpu/mpc85xx/ddr-gen3.c index fa7e09f39..73b320b60 100644 --- a/arch/powerpc/cpu/mpc85xx/ddr-gen3.c +++ b/arch/powerpc/cpu/mpc85xx/ddr-gen3.c @@ -21,6 +21,10 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs, unsigned int i; volatile ccsr_ddr_t *ddr; u32 temp_sdram_cfg; +#ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134 + volatile ccsr_local_ecm_t *ecm = (void *)CONFIG_SYS_MPC85xx_ECM_ADDR; + u32 total_gb_size_per_controller; +#endif switch (ctrl_num) { case 0: @@ -178,13 +182,33 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs, * when operatiing in 32-bit bus mode with 4-beat bursts, * This erratum does not affect DDR3 mode, only for DDR2 mode. */ -#ifdef CONFIG_MPC8572 +#ifdef CONFIG_SYS_FSL_ERRATUM_DDR_115 if ((((in_be32(&ddr->sdram_cfg) >> 24) & 0x7) == SDRAM_TYPE_DDR2) && in_be32(&ddr->sdram_cfg) & 0x80000) { /* set DEBUG_1[31] */ setbits_be32(&ddr->debug[0], 1); } #endif +#ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134 + /* + * This is the combined workaround for DDR111 and DDR134 + * following the published errata for MPC8572 + */ + + /* 1. Set EEBACR[3] */ + setbits_be32(&ecm->eebacr, 0x10000000); + debug("Setting EEBACR[3] to 0x%08x\n", in_be32(&ecm->eebacr)); + + /* 2. Set DINIT in SDRAM_CFG_2*/ + setbits_be32(&ddr->sdram_cfg_2, SDRAM_CFG2_D_INIT); + debug("Setting sdram_cfg_2[D_INIT] to 0x%08x\n", + in_be32(&ddr->sdram_cfg_2)); + + /* 3. Set DEBUG_3[21] */ + setbits_be32(&ddr->debug[2], 0x400); + debug("Setting DEBUG_3[21] to 0x%08x\n", in_be32(&ddr->debug[2])); + +#endif /* part 1 of the workaound */ /* * 500 painful micro-seconds must elapse between @@ -199,11 +223,90 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs, temp_sdram_cfg = in_be32(&ddr->sdram_cfg) & ~SDRAM_CFG_BI; out_be32(&ddr->sdram_cfg, temp_sdram_cfg | SDRAM_CFG_MEM_EN); asm volatile("sync;isync"); - while (!(in_be32(&ddr->debug[1]) & 0x2)) - ; /* Poll DDR_SDRAM_CFG_2[D_INIT] bit until auto-data init is done. */ - while (in_be32(&ddr->sdram_cfg_2) & 0x10) { + while (in_be32(&ddr->sdram_cfg_2) & SDRAM_CFG2_D_INIT) udelay(10000); /* throttle polling rate */ + +#ifdef CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134 + /* continue this workaround */ + + /* 4. Clear DEBUG3[21] */ + clrbits_be32(&ddr->debug[2], 0x400); + debug("Clearing D3[21] to 0x%08x\n", in_be32(&ddr->debug[2])); + + /* DDR134 workaround starts */ + /* A: Clear sdram_cfg_2[odt_cfg] */ + clrbits_be32(&ddr->sdram_cfg_2, SDRAM_CFG2_ODT_CFG_MASK); + debug("Clearing SDRAM_CFG2[ODT_CFG] to 0x%08x\n", + in_be32(&ddr->sdram_cfg_2)); + + /* B: Set DEBUG1[15] */ + setbits_be32(&ddr->debug[0], 0x10000); + debug("Setting D1[15] to 0x%08x\n", in_be32(&ddr->debug[0])); + + /* C: Set timing_cfg_2[cpo] to 0b11111 */ + setbits_be32(&ddr->timing_cfg_2, TIMING_CFG_2_CPO_MASK); + debug("Setting TMING_CFG_2[CPO] to 0x%08x\n", + in_be32(&ddr->timing_cfg_2)); + + /* D: Set D6 to 0x9f9f9f9f */ + out_be32(&ddr->debug[5], 0x9f9f9f9f); + debug("Setting D6 to 0x%08x\n", in_be32(&ddr->debug[5])); + + /* E: Set D7 to 0x9f9f9f9f */ + out_be32(&ddr->debug[6], 0x9f9f9f9f); + debug("Setting D7 to 0x%08x\n", in_be32(&ddr->debug[6])); + + /* F: Set D2[20] */ + setbits_be32(&ddr->debug[1], 0x800); + debug("Setting D2[20] to 0x%08x\n", in_be32(&ddr->debug[1])); + + /* G: Poll on D2[20] until cleared */ + while (in_be32(&ddr->debug[1]) & 0x800) + udelay(10000); /* throttle polling rate */ + + /* H: Clear D1[15] */ + clrbits_be32(&ddr->debug[0], 0x10000); + debug("Setting D1[15] to 0x%08x\n", in_be32(&ddr->debug[0])); + + /* I: Set sdram_cfg_2[odt_cfg] */ + setbits_be32(&ddr->sdram_cfg_2, + regs->ddr_sdram_cfg_2 & SDRAM_CFG2_ODT_CFG_MASK); + debug("Setting sdram_cfg_2 to 0x%08x\n", in_be32(&ddr->sdram_cfg_2)); + + /* Continuing with the DDR111 workaround */ + /* 5. Set D2[21] */ + setbits_be32(&ddr->debug[1], 0x400); + debug("Setting D2[21] to 0x%08x\n", in_be32(&ddr->debug[1])); + + /* 6. Poll D2[21] until its cleared */ + while (in_be32(&ddr->debug[1]) & 0x400) + udelay(10000); /* throttle polling rate */ + + /* 7. Wait for 400ms/GB */ + total_gb_size_per_controller = 0; + for (i = 0; i < CONFIG_CHIP_SELECTS_PER_CTRL; i++) { + total_gb_size_per_controller += + ((regs->cs[i].bnds & 0xFFFF) >> 6) + - (regs->cs[i].bnds >> 22) + 1; } + if (in_be32(&ddr->sdram_cfg) & 0x80000) + total_gb_size_per_controller <<= 1; + debug("Wait for %d ms\n", total_gb_size_per_controller * 400); + udelay(total_gb_size_per_controller * 400000); + + /* 8. Set sdram_cfg_2[dinit] if options requires */ + setbits_be32(&ddr->sdram_cfg_2, + regs->ddr_sdram_cfg_2 & SDRAM_CFG2_D_INIT); + debug("Setting sdram_cfg_2 to 0x%08x\n", in_be32(&ddr->sdram_cfg_2)); + + /* 9. Poll until dinit is cleared */ + while (in_be32(&ddr->sdram_cfg_2) & SDRAM_CFG2_D_INIT) + udelay(10000); + + /* 10. Clear EEBACR[3] */ + clrbits_be32(&ecm->eebacr, 10000000); + debug("Clearing EEBACR[3] to 0x%08x\n", in_be32(&ecm->eebacr)); +#endif /* CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134 */ } diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h index 36464aa7c..3a29d1cd2 100644 --- a/arch/powerpc/include/asm/config_mpc85xx.h +++ b/arch/powerpc/include/asm/config_mpc85xx.h @@ -77,6 +77,8 @@ #define CONFIG_MAX_CPUS 2 #define CONFIG_SYS_FSL_NUM_LAWS 12 #define CONFIG_SYS_FSL_SEC_COMPAT 2 +#define CONFIG_SYS_FSL_ERRATUM_DDR_115 +#define CONFIG_SYS_FSL_ERRATUM_DDR111_DDR134 #elif defined(CONFIG_P1010) #define CONFIG_MAX_CPUS 1 @@ -130,11 +132,15 @@ #define CONFIG_MAX_CPUS 1 #define CONFIG_SYS_FSL_NUM_LAWS 12 #define CONFIG_SYS_FSL_SEC_COMPAT 2 +#define CONFIG_SYS_FSL_ERRATUM_ESDHC111 +#define CONFIG_SYS_FSL_ERRATUM_ESDHC_A001 #elif defined(CONFIG_P2020) #define CONFIG_MAX_CPUS 2 #define CONFIG_SYS_FSL_NUM_LAWS 12 #define CONFIG_SYS_FSL_SEC_COMPAT 2 +#define CONFIG_SYS_FSL_ERRATUM_ESDHC111 +#define CONFIG_SYS_FSL_ERRATUM_ESDHC_A001 #elif defined(CONFIG_PPC_P2040) #define CONFIG_MAX_CPUS 4 diff --git a/arch/powerpc/include/asm/fsl_ddr_sdram.h b/arch/powerpc/include/asm/fsl_ddr_sdram.h index 852e5c3bd..02a1f5d32 100644 --- a/arch/powerpc/include/asm/fsl_ddr_sdram.h +++ b/arch/powerpc/include/asm/fsl_ddr_sdram.h @@ -89,6 +89,11 @@ typedef ddr3_spd_eeprom_t generic_spd_eeprom_t; #define SDRAM_CFG_2T_EN 0x00008000 #define SDRAM_CFG_BI 0x00000001 +#define SDRAM_CFG2_D_INIT 0x00000010 +#define SDRAM_CFG2_ODT_CFG_MASK 0x00600000 + +#define TIMING_CFG_2_CPO_MASK 0x0F800000 + #if defined(CONFIG_P4080) #define RD_TO_PRE_MASK 0xf #define RD_TO_PRE_SHIFT 13 diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index d01c926c4..f3cccbe9b 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -219,6 +219,11 @@ static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data) if (timeout < 0) timeout = 0; +#ifdef CONFIG_SYS_FSL_ERRATUM_ESDHC_A001 + if ((timeout == 4) || (timeout == 8) || (timeout == 12)) + timeout++; +#endif + esdhc_clrsetbits32(®s->sysctl, SYSCTL_TIMEOUT_MASK, timeout << 16); return 0; diff --git a/include/configs/MPC8572DS.h b/include/configs/MPC8572DS.h index e6b60cf28..bf2fdd668 100644 --- a/include/configs/MPC8572DS.h +++ b/include/configs/MPC8572DS.h @@ -136,6 +136,7 @@ #define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup */ #define CONFIG_DDR_SPD +#define CONFIG_DDR_ECC #define CONFIG_ECC_INIT_VIA_DDRCONTROLLER #define CONFIG_MEM_INIT_VALUE 0xDeadBeef @@ -654,12 +655,12 @@ */ #include +#define CONFIG_CMD_ERRATA #define CONFIG_CMD_IRQ #define CONFIG_CMD_PING #define CONFIG_CMD_I2C #define CONFIG_CMD_MII #define CONFIG_CMD_ELF -#define CONFIG_CMD_IRQ #define CONFIG_CMD_SETEXPR #define CONFIG_CMD_REGINFO