diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/cpu/mpc83xx/Makefile | 20 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc83xx/ecc.c | 18 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc83xx/law.c | 61 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc83xx/speed.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/ddr-gen2.c | 8 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/cpu/mpc8xxx/ddr/util.c | 9 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/config.h | 5 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/immap_83xx.h | 117 |
9 files changed, 234 insertions, 17 deletions
diff --git a/arch/powerpc/cpu/mpc83xx/Makefile b/arch/powerpc/cpu/mpc83xx/Makefile index 3979b6f..b353036 100644 --- a/arch/powerpc/cpu/mpc83xx/Makefile +++ b/arch/powerpc/cpu/mpc83xx/Makefile @@ -34,7 +34,6 @@ COBJS-y += cpu.o COBJS-y += cpu_init.o COBJS-y += speed.o COBJS-y += interrupts.o -COBJS-y += spd_sdram.o COBJS-y += ecc.o COBJS-$(CONFIG_QE) += qe_io.o COBJS-$(CONFIG_FSL_SERDES) += serdes.o @@ -42,6 +41,13 @@ COBJS-$(CONFIG_PCI) += pci.o COBJS-$(CONFIG_PCIE) += pcie.o COBJS-$(CONFIG_OF_LIBFDT) += fdt.o +ifdef CONFIG_FSL_DDR2 +COBJS-$(CONFIG_MPC8349) += ddr-gen2.o +else +COBJS-y += spd_sdram.o +endif +COBJS-$(CONFIG_FSL_DDR2) += law.o + COBJS := $(COBJS-y) SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) @@ -52,6 +58,18 @@ all: $(obj).depend $(START) $(LIB) $(LIB): $(OBJS) $(call cmd_link_o_target, $(OBJS)) +$(obj)ddr-gen1.c: + @rm -f $(obj)ddr-gen1.c + ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/ddr-gen1.c $(obj)ddr-gen1.c + +$(obj)ddr-gen2.c: + @rm -f $(obj)ddr-gen2.c + ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/ddr-gen2.c $(obj)ddr-gen2.c + +$(obj)ddr-gen3.c: + @rm -f $(obj)ddr-gen3.c + ln -sf $(SRCTREE)/arch/powerpc/cpu/mpc85xx/ddr-gen3.c $(obj)ddr-gen3.c + ######################################################################### # defines $(obj).depend target diff --git a/arch/powerpc/cpu/mpc83xx/ecc.c b/arch/powerpc/cpu/mpc83xx/ecc.c index f8eab96..717365c 100644 --- a/arch/powerpc/cpu/mpc83xx/ecc.c +++ b/arch/powerpc/cpu/mpc83xx/ecc.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2007 Freescale Semiconductor, Inc. + * Copyright (C) 2007-2011 Freescale Semiconductor, Inc. * * Dave Liu <daveliu@freescale.com> * based on the contribution of Marian Balakowicz <m8@semihalf.com> @@ -20,8 +20,12 @@ #if defined(CONFIG_DDR_ECC) && defined(CONFIG_DDR_ECC_CMD) void ecc_print_status(void) { - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile ddr83xx_t *ddr = &immap->ddr; + immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; +#ifdef CONFIG_FSL_DDR2 + ccsr_ddr_t *ddr = &immap->ddr; +#else + ddr83xx_t *ddr = &immap->ddr; +#endif printf("\nECC mode: %s\n\n", (ddr->sdram_cfg & SDRAM_CFG_ECC_EN) ? "ON" : "OFF"); @@ -100,8 +104,12 @@ void ecc_print_status(void) int do_ecc(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) { - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile ddr83xx_t *ddr = &immap->ddr; + immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; +#ifdef CONFIG_FSL_DDR2 + ccsr_ddr_t *ddr = &immap->ddr; +#else + ddr83xx_t *ddr = &immap->ddr; +#endif volatile u32 val; u64 *addr; u32 count; diff --git a/arch/powerpc/cpu/mpc83xx/law.c b/arch/powerpc/cpu/mpc83xx/law.c new file mode 100644 index 0000000..66c88b6 --- /dev/null +++ b/arch/powerpc/cpu/mpc83xx/law.c @@ -0,0 +1,61 @@ +/* + * Copyright 2011 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * Version 2 as published by the Free Software Foundation. + */ + +#include <common.h> +#include <asm/fsl_law.h> +#include <asm/mmu.h> + +int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id) +{ + immap_t *immap = (immap_t *)CONFIG_SYS_IMMR; + law83xx_t *ecm = &immap->sysconf.ddrlaw[0]; + u64 start_align, law_sz; + int law_sz_enc; + + if (start == 0) + start_align = 1ull << (LAW_SIZE_2G + 1); + else + start_align = 1ull << (ffs64(start) - 1); + law_sz = min(start_align, sz); + law_sz_enc = __ilog2_u64(law_sz) - 1; + + /* + * Set up LAWBAR for all of DDR. + */ + ecm->bar = start & 0xfffff000; + ecm->ar = (LAWAR_EN | (id << 20) | (LAWAR_SIZE & law_sz_enc)); + debug("DDR:bar=0x%08x\n", ecm->bar); + debug("DDR:ar=0x%08x\n", ecm->ar); + + /* recalculate size based on what was actually covered by the law */ + law_sz = 1ull << __ilog2_u64(law_sz); + + /* do we still have anything to map */ + sz = sz - law_sz; + if (sz) { + start += law_sz; + + start_align = 1ull << (ffs64(start) - 1); + law_sz = min(start_align, sz); + law_sz_enc = __ilog2_u64(law_sz) - 1; + ecm = &immap->sysconf.ddrlaw[1]; + ecm->bar = start & 0xfffff000; + ecm->ar = (LAWAR_EN | (id << 20) | (LAWAR_SIZE & law_sz_enc)); + debug("DDR:bar=0x%08x\n", ecm->bar); + debug("DDR:ar=0x%08x\n", ecm->ar); + } else { + return 0; + } + + /* do we still have anything to map */ + sz = sz - law_sz; + if (sz) + return 1; + + return 0; +} diff --git a/arch/powerpc/cpu/mpc83xx/speed.c b/arch/powerpc/cpu/mpc83xx/speed.c index 4542ab1..f78099d 100644 --- a/arch/powerpc/cpu/mpc83xx/speed.c +++ b/arch/powerpc/cpu/mpc83xx/speed.c @@ -507,6 +507,15 @@ ulong get_bus_freq(ulong dummy) return gd->csb_clk; } +/******************************************** + * get_ddr_freq + * return ddr bus freq in Hz + *********************************************/ +ulong get_ddr_freq(ulong dummy) +{ + return gd->mem_clk; +} + int do_clocks (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) { char buf[32]; diff --git a/arch/powerpc/cpu/mpc85xx/ddr-gen2.c b/arch/powerpc/cpu/mpc85xx/ddr-gen2.c index 655f99c..10f3685 100644 --- a/arch/powerpc/cpu/mpc85xx/ddr-gen2.c +++ b/arch/powerpc/cpu/mpc85xx/ddr-gen2.c @@ -1,5 +1,5 @@ /* - * Copyright 2008 Freescale Semiconductor, Inc. + * Copyright 2008-2011 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -18,7 +18,11 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs, unsigned int ctrl_num) { unsigned int i; - volatile ccsr_ddr_t *ddr = (void *)CONFIG_SYS_MPC85xx_DDR_ADDR; +#ifdef CONFIG_MPC83xx + ccsr_ddr_t *ddr = (void *)CONFIG_SYS_MPC83xx_DDR_ADDR; +#else + ccsr_ddr_t *ddr = (void *)CONFIG_SYS_MPC85xx_DDR_ADDR; +#endif if (ctrl_num) { printf("%s unexpected ctrl_num = %u\n", __FUNCTION__, ctrl_num); diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c b/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c index dd4fcea..15cd375 100644 --- a/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c +++ b/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c @@ -18,7 +18,9 @@ #include "ddr.h" -#ifdef CONFIG_MPC85xx +#ifdef CONFIG_MPC83xx + #define _DDR_ADDR CONFIG_SYS_MPC83xx_DDR_ADDR +#elif defined(CONFIG_MPC85xx) #define _DDR_ADDR CONFIG_SYS_MPC85xx_DDR_ADDR #elif defined(CONFIG_MPC86xx) #define _DDR_ADDR CONFIG_SYS_MPC86xx_DDR_ADDR diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/util.c b/arch/powerpc/cpu/mpc8xxx/ddr/util.c index c644131..eb6a17a 100644 --- a/arch/powerpc/cpu/mpc8xxx/ddr/util.c +++ b/arch/powerpc/cpu/mpc8xxx/ddr/util.c @@ -129,10 +129,13 @@ fsl_ddr_set_lawbar(const common_timing_params_t *memctl_common_params, void board_add_ram_info(int use_default) { -#if defined(CONFIG_MPC85xx) - volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR); +#if defined(CONFIG_MPC83xx) + immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; + ccsr_ddr_t *ddr = (void *)&immap->ddr; +#elif defined(CONFIG_MPC85xx) + ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR); #elif defined(CONFIG_MPC86xx) - volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC86xx_DDR_ADDR); + ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC86xx_DDR_ADDR); #endif #if (CONFIG_NUM_DDR_CONTROLLERS > 1) uint32_t cs0_config = in_be32(&ddr->cs0_config); diff --git a/arch/powerpc/include/asm/config.h b/arch/powerpc/include/asm/config.h index c5e5c9c..d138636 100644 --- a/arch/powerpc/include/asm/config.h +++ b/arch/powerpc/include/asm/config.h @@ -42,7 +42,10 @@ #define CONFIG_SYS_BOOT_GET_KBD #ifndef CONFIG_MAX_MEM_MAPPED -#if defined(CONFIG_4xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx) +#if defined(CONFIG_4xx) || \ + defined(CONFIG_E500) || \ + defined(CONFIG_MPC86xx) || \ + defined(CONFIG_E300) #define CONFIG_MAX_MEM_MAPPED ((phys_size_t)2 << 30) #else #define CONFIG_MAX_MEM_MAPPED (256 << 20) diff --git a/arch/powerpc/include/asm/immap_83xx.h b/arch/powerpc/include/asm/immap_83xx.h index cc0293a..8d4c9cb 100644 --- a/arch/powerpc/include/asm/immap_83xx.h +++ b/arch/powerpc/include/asm/immap_83xx.h @@ -1,5 +1,5 @@ /* - * Copyright 2004-2009 Freescale Semiconductor, Inc. + * Copyright 2004-2011 Freescale Semiconductor, Inc. * * MPC83xx Internal Memory Map * @@ -285,6 +285,105 @@ typedef struct qesba83xx { /* * DDR Memory Controller Memory Map */ +#if defined(CONFIG_FSL_DDR2) || defined(CONFIG_FSL_DDR3) +typedef struct ccsr_ddr { + u32 cs0_bnds; /* Chip Select 0 Memory Bounds */ + u8 res1[4]; + u32 cs1_bnds; /* Chip Select 1 Memory Bounds */ + u8 res2[4]; + u32 cs2_bnds; /* Chip Select 2 Memory Bounds */ + u8 res3[4]; + u32 cs3_bnds; /* Chip Select 3 Memory Bounds */ + u8 res4[100]; + u32 cs0_config; /* Chip Select Configuration */ + u32 cs1_config; /* Chip Select Configuration */ + u32 cs2_config; /* Chip Select Configuration */ + u32 cs3_config; /* Chip Select Configuration */ + u8 res4a[48]; + u32 cs0_config_2; /* Chip Select Configuration 2 */ + u32 cs1_config_2; /* Chip Select Configuration 2 */ + u32 cs2_config_2; /* Chip Select Configuration 2 */ + u32 cs3_config_2; /* Chip Select Configuration 2 */ + u8 res5[48]; + u32 timing_cfg_3; /* SDRAM Timing Configuration 3 */ + u32 timing_cfg_0; /* SDRAM Timing Configuration 0 */ + u32 timing_cfg_1; /* SDRAM Timing Configuration 1 */ + u32 timing_cfg_2; /* SDRAM Timing Configuration 2 */ + u32 sdram_cfg; /* SDRAM Control Configuration */ + u32 sdram_cfg_2; /* SDRAM Control Configuration 2 */ + u32 sdram_mode; /* SDRAM Mode Configuration */ + u32 sdram_mode_2; /* SDRAM Mode Configuration 2 */ + u32 sdram_md_cntl; /* SDRAM Mode Control */ + u32 sdram_interval; /* SDRAM Interval Configuration */ + u32 sdram_data_init; /* SDRAM Data initialization */ + u8 res6[4]; + u32 sdram_clk_cntl; /* SDRAM Clock Control */ + u8 res7[20]; + u32 init_addr; /* training init addr */ + u32 init_ext_addr; /* training init extended addr */ + u8 res8_1[16]; + u32 timing_cfg_4; /* SDRAM Timing Configuration 4 */ + u32 timing_cfg_5; /* SDRAM Timing Configuration 5 */ + u8 reg8_1a[8]; + u32 ddr_zq_cntl; /* ZQ calibration control*/ + u32 ddr_wrlvl_cntl; /* write leveling control*/ + u8 reg8_1aa[4]; + u32 ddr_sr_cntr; /* self refresh counter */ + u32 ddr_sdram_rcw_1; /* Control Words 1 */ + u32 ddr_sdram_rcw_2; /* Control Words 2 */ + u8 reg_1ab[8]; + u32 ddr_wrlvl_cntl_2; /* write leveling control 2 */ + u32 ddr_wrlvl_cntl_3; /* write leveling control 3 */ + u8 res8_1b[104]; + u32 sdram_mode_3; /* SDRAM Mode Configuration 3 */ + u32 sdram_mode_4; /* SDRAM Mode Configuration 4 */ + u32 sdram_mode_5; /* SDRAM Mode Configuration 5 */ + u32 sdram_mode_6; /* SDRAM Mode Configuration 6 */ + u32 sdram_mode_7; /* SDRAM Mode Configuration 7 */ + u32 sdram_mode_8; /* SDRAM Mode Configuration 8 */ + u8 res8_1ba[0x908]; + u32 ddr_dsr1; /* Debug Status 1 */ + u32 ddr_dsr2; /* Debug Status 2 */ + u32 ddr_cdr1; /* Control Driver 1 */ + u32 ddr_cdr2; /* Control Driver 2 */ + u8 res8_1c[200]; + u32 ip_rev1; /* IP Block Revision 1 */ + u32 ip_rev2; /* IP Block Revision 2 */ + u32 eor; /* Enhanced Optimization Register */ + u8 res8_2[252]; + u32 mtcr; /* Memory Test Control Register */ + u8 res8_3[28]; + u32 mtp1; /* Memory Test Pattern 1 */ + u32 mtp2; /* Memory Test Pattern 2 */ + u32 mtp3; /* Memory Test Pattern 3 */ + u32 mtp4; /* Memory Test Pattern 4 */ + u32 mtp5; /* Memory Test Pattern 5 */ + u32 mtp6; /* Memory Test Pattern 6 */ + u32 mtp7; /* Memory Test Pattern 7 */ + u32 mtp8; /* Memory Test Pattern 8 */ + u32 mtp9; /* Memory Test Pattern 9 */ + u32 mtp10; /* Memory Test Pattern 10 */ + u8 res8_4[184]; + u32 data_err_inject_hi; /* Data Path Err Injection Mask High */ + u32 data_err_inject_lo; /* Data Path Err Injection Mask Low */ + u32 ecc_err_inject; /* Data Path Err Injection Mask ECC */ + u8 res9[20]; + u32 capture_data_hi; /* Data Path Read Capture High */ + u32 capture_data_lo; /* Data Path Read Capture Low */ + u32 capture_ecc; /* Data Path Read Capture ECC */ + u8 res10[20]; + u32 err_detect; /* Error Detect */ + u32 err_disable; /* Error Disable */ + u32 err_int_en; + u32 capture_attributes; /* Error Attrs Capture */ + u32 capture_address; /* Error Addr Capture */ + u32 capture_ext_address; /* Error Extended Addr Capture */ + u32 err_sbe; /* Single-Bit ECC Error Management */ + u8 res11[164]; + u32 debug[32]; /* debug_1 to debug_32 */ + u8 res12[128]; +} ccsr_ddr_t; +#else typedef struct ddr_cs_bnds { u32 csbnds; u8 res0[4]; @@ -334,6 +433,7 @@ typedef struct ddr83xx { u32 debug_reg; u8 res9[0xFC]; } ddr83xx_t; +#endif /* * DUART @@ -641,7 +741,11 @@ typedef struct immap { u8 dll_ddr[0x100]; u8 dll_lbc[0x100]; u8 res1[0xE00]; - ddr83xx_t ddr; /* DDR Memory Controller Memory */ +#if defined(CONFIG_FSL_DDR2) || defined(CONFIG_FSL_DDR3) + ccsr_ddr_t ddr; /* DDR Memory Controller Memory */ +#else + ddr83xx_t ddr; /* DDR Memory Controller Memory */ +#endif fsl_i2c_t i2c[2]; /* I2C Controllers */ u8 res2[0x1300]; duart83xx_t duart[2]; /* DUART */ @@ -869,10 +973,15 @@ typedef struct immap { } immap_t; #endif +#define CONFIG_SYS_MPC83xx_DDR_OFFSET (0x2000) +#define CONFIG_SYS_MPC83xx_DDR_ADDR \ + (CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_DDR_OFFSET) #define CONFIG_SYS_MPC83xx_DMA_OFFSET (0x8000) -#define CONFIG_SYS_MPC83xx_DMA_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_DMA_OFFSET) +#define CONFIG_SYS_MPC83xx_DMA_ADDR \ + (CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_DMA_OFFSET) #define CONFIG_SYS_MPC83xx_ESDHC_OFFSET (0x2e000) -#define CONFIG_SYS_MPC83xx_ESDHC_ADDR (CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_ESDHC_OFFSET) +#define CONFIG_SYS_MPC83xx_ESDHC_ADDR \ + (CONFIG_SYS_IMMR + CONFIG_SYS_MPC83xx_ESDHC_OFFSET) #ifndef CONFIG_SYS_MPC83xx_USB_OFFSET #define CONFIG_SYS_MPC83xx_USB_OFFSET 0x23000 |