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[PCS440EP] get rid of CONFIG_PPC4xx_USE_SPD_DDR_INIT_HANG

Browse Source 
Signed-off-by: Heiko Schocher <hs@denx.de>
master
Heiko Schocher 18 years ago
parent 566a494f59
commit a5d71e290f
4 changed files with 58 additions and 57 deletions
  1. 3
      board/pcs440ep/pcs440ep.c
  2. 32
      cpu/ppc4xx/44x_spd_ddr.c
  3. 79
      cpu/ppc4xx/44x_spd_ddr2.c
  4. 1
      include/configs/pcs440ep.h

3
board/pcs440ep/pcs440ep.c
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@ -506,8 +506,6 @@ int checkboard(void)
return (0);
}
#if defined(CONFIG_PPC4xx_USE_SPD_DDR_INIT_HANG)
void spd_ddr_init_hang (void)
{
status_led_set (0, STATUS_LED_OFF);
@ -520,7 +518,6 @@ void spd_ddr_init_hang (void)
udelay (100000);
}
}
#endif
long int initdram (int board_type)
{

32
cpu/ppc4xx/44x_spd_ddr.c
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@ -70,12 +70,14 @@
#define ONE_BILLION 1000000000
#if defined(CONFIG_PPC4xx_USE_SPD_DDR_INIT_HANG)
extern void spd_ddr_init_hang (void);
#define HANG() spd_ddr_init_hang()
#else
#define HANG() hang()
#endif
/*
* Board-specific Platform code can reimplement spd_ddr_init_hang () if needed
*/
void __spd_ddr_init_hang (void)
{
hang ();
}
void spd_ddr_init_hang (void) __attribute__((weak, alias("__spd_ddr_init_hang")));
/*-----------------------------------------------------------------------------
| Memory Controller Options 0
@ -474,7 +476,7 @@ static void get_spd_info(unsigned long *dimm_populated,
if (dimm_found == FALSE) {
printf("ERROR - No memory installed. Install a DDR-SDRAM DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
}
}
@ -497,7 +499,7 @@ static void check_mem_type(unsigned long *dimm_populated,
dimm_num);
printf("Only DDR SDRAM DIMMs are supported.\n");
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
}
}
@ -517,7 +519,7 @@ static void check_volt_type(unsigned long *dimm_populated,
if (voltage_type != 0x04) {
printf("ERROR: DIMM %lu with unsupported voltage level.\n",
dimm_num);
HANG();
spd_ddr_init_hang ();
} else {
debug("DIMM %lu voltage level supported.\n", dimm_num);
}
@ -588,7 +590,7 @@ static void program_cfg0(unsigned long *dimm_populated,
printf("WARNING: DIMM with datawidth of %lu bits.\n",
data_width);
printf("Only DIMMs with 32 or 64 bit datawidths supported.\n");
HANG();
spd_ddr_init_hang ();
}
break;
}
@ -776,7 +778,7 @@ static void program_tr0(unsigned long *dimm_populated,
if ((tcyc_reg & 0x0F) >= 10) {
printf("ERROR: Tcyc incorrect for DIMM in slot %lu\n",
dimm_num);
HANG();
spd_ddr_init_hang ();
}
cycle_time_ns_x_10[cas_index] =
@ -856,7 +858,7 @@ static void program_tr0(unsigned long *dimm_populated,
printf("ERROR: No supported CAS latency with the installed DIMMs.\n");
printf("Only CAS latencies of 2.0, 2.5, and 3.0 are supported.\n");
printf("Make sure the PLB speed is within the supported range.\n");
HANG();
spd_ddr_init_hang ();
}
/*
@ -1168,7 +1170,7 @@ static void program_tr1(void)
*/
if (window_found == FALSE) {
printf("ERROR: Cannot determine a common read delay.\n");
HANG();
spd_ddr_init_hang ();
}
/*
@ -1318,7 +1320,7 @@ static unsigned long program_bxcr(unsigned long *dimm_populated,
printf("ERROR: Unsupported value for the banksize: %d.\n",
bank_size_id);
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
}
switch (num_col_addr) {
@ -1340,7 +1342,7 @@ static unsigned long program_bxcr(unsigned long *dimm_populated,
printf("ERROR: Unsupported value for number of "
"column addresses: %d.\n", num_col_addr);
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
}
/*

79
cpu/ppc4xx/44x_spd_ddr2.c
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@ -129,12 +129,15 @@
#define MY_TLB_WORD2_I_ENABLE TLB_WORD2_I_ENABLE /* disable caching on SDRAM */
#endif
#if defined(CONFIG_PPC4xx_USE_SPD_DDR_INIT_HANG)
extern void spd_ddr_init_hang (void);
#define HANG() spd_ddr_init_hang()
#else
#define HANG() hang()
#endif
/*
* Board-specific Platform code can reimplement spd_ddr_init_hang () if needed
*/
void __spd_ddr_init_hang (void)
{
hang ();
}
void spd_ddr_init_hang (void) __attribute__((weak, alias("__spd_ddr_init_hang")));
/* Private Structure Definitions */
@ -589,7 +592,7 @@ static void get_spd_info(unsigned long *dimm_populated,
if (dimm_found == FALSE) {
printf("ERROR - No memory installed. Install a DDR-SDRAM DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
}
}
@ -636,42 +639,42 @@ static void check_mem_type(unsigned long *dimm_populated,
"slot %d.\n", (unsigned int)dimm_num);
printf("Only DDR and DDR2 SDRAM DIMMs are supported.\n");
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
case 2:
printf("ERROR: EDO DIMM detected in slot %d.\n",
(unsigned int)dimm_num);
printf("Only DDR and DDR2 SDRAM DIMMs are supported.\n");
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
case 3:
printf("ERROR: Pipelined Nibble DIMM detected in slot %d.\n",
(unsigned int)dimm_num);
printf("Only DDR and DDR2 SDRAM DIMMs are supported.\n");
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
case 4:
printf("ERROR: SDRAM DIMM detected in slot %d.\n",
(unsigned int)dimm_num);
printf("Only DDR and DDR2 SDRAM DIMMs are supported.\n");
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
case 5:
printf("ERROR: Multiplexed ROM DIMM detected in slot %d.\n",
(unsigned int)dimm_num);
printf("Only DDR and DDR2 SDRAM DIMMs are supported.\n");
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
case 6:
printf("ERROR: SGRAM DIMM detected in slot %d.\n",
(unsigned int)dimm_num);
printf("Only DDR and DDR2 SDRAM DIMMs are supported.\n");
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
case 7:
debug("DIMM slot %d: DDR1 SDRAM detected\n", dimm_num);
@ -686,7 +689,7 @@ static void check_mem_type(unsigned long *dimm_populated,
(unsigned int)dimm_num);
printf("Only DDR1 and DDR2 SDRAM DIMMs are supported.\n");
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
}
}
@ -696,7 +699,7 @@ static void check_mem_type(unsigned long *dimm_populated,
&& (dimm_populated[dimm_num] != SDRAM_NONE)
&& (dimm_populated[dimm_num-1] != dimm_populated[dimm_num])) {
printf("ERROR: DIMM's DDR1 and DDR2 type can not be mixed.\n");
HANG();
spd_ddr_init_hang ();
}
}
}
@ -771,7 +774,7 @@ static void check_frequency(unsigned long *dimm_populated,
(unsigned int)(calc_cycle_time*10));
printf("Replace the DIMM, or change DDR frequency via "
"strapping bits.\n\n");
HANG();
spd_ddr_init_hang ();
}
}
}
@ -803,7 +806,7 @@ static void check_rank_number(unsigned long *dimm_populated,
"slot %d is not supported.\n", dimm_rank, dimm_num);
printf("Only %d ranks are supported for all DIMM.\n", MAXRANKS);
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
} else
total_rank += dimm_rank;
}
@ -812,7 +815,7 @@ static void check_rank_number(unsigned long *dimm_populated,
"for all slots.\n", (unsigned int)total_rank);
printf("Only %d ranks are supported for all DIMM.\n", MAXRANKS);
printf("Remove one of the DIMM modules.\n\n");
HANG();
spd_ddr_init_hang ();
}
}
}
@ -837,28 +840,28 @@ static void check_voltage_type(unsigned long *dimm_populated,
printf("This DIMM is 5.0 Volt/TTL.\n");
printf("Replace the DIMM module in slot %d with a supported DIMM.\n\n",
(unsigned int)dimm_num);
HANG();
spd_ddr_init_hang ();
break;
case 0x01:
printf("ERROR: Only DIMMs DDR 2.5V or DDR2 1.8V are supported.\n");
printf("This DIMM is LVTTL.\n");
printf("Replace the DIMM module in slot %d with a supported DIMM.\n\n",
(unsigned int)dimm_num);
HANG();
spd_ddr_init_hang ();
break;
case 0x02:
printf("ERROR: Only DIMMs DDR 2.5V or DDR2 1.8V are supported.\n");
printf("This DIMM is 1.5 Volt.\n");
printf("Replace the DIMM module in slot %d with a supported DIMM.\n\n",
(unsigned int)dimm_num);
HANG();
spd_ddr_init_hang ();
break;
case 0x03:
printf("ERROR: Only DIMMs DDR 2.5V or DDR2 1.8V are supported.\n");
printf("This DIMM is 3.3 Volt/TTL.\n");
printf("Replace the DIMM module in slot %d with a supported DIMM.\n\n",
(unsigned int)dimm_num);
HANG();
spd_ddr_init_hang ();
break;
case 0x04:
/* 2.5 Voltage only for DDR1 */
@ -870,7 +873,7 @@ static void check_voltage_type(unsigned long *dimm_populated,
printf("ERROR: Only DIMMs DDR 2.5V or DDR2 1.8V are supported.\n");
printf("Replace the DIMM module in slot %d with a supported DIMM.\n\n",
(unsigned int)dimm_num);
HANG();
spd_ddr_init_hang ();
break;
}
}
@ -1013,13 +1016,13 @@ static void program_copt1(unsigned long *dimm_populated,
if ((dimm_populated[0] != SDRAM_NONE) && (dimm_populated[1] != SDRAM_NONE)) {
if (buf0 != buf1) {
printf("ERROR: DIMM's buffered/unbuffered, registered, clocking don't match.\n");
HANG();
spd_ddr_init_hang ();
}
}
if ((dimm_64bit == TRUE) && (dimm_32bit == TRUE)) {
printf("ERROR: Cannot mix 32 bit and 64 bit DDR-SDRAM DIMMs together.\n");
HANG();
spd_ddr_init_hang ();
}
else if ((dimm_64bit == TRUE) && (dimm_32bit == FALSE)) {
mcopt1 |= SDRAM_MCOPT1_DMWD_64;
@ -1027,7 +1030,7 @@ static void program_copt1(unsigned long *dimm_populated,
mcopt1 |= SDRAM_MCOPT1_DMWD_32;
} else {
printf("ERROR: Please install only 32 or 64 bit DDR-SDRAM DIMMs.\n\n");
HANG();
spd_ddr_init_hang ();
}
if (ecc_enabled == TRUE)
@ -1216,7 +1219,7 @@ static void program_initplr(unsigned long *dimm_populated,
break;
default:
printf("ERROR: ucode error on selected_cas value %d", selected_cas);
HANG();
spd_ddr_init_hang ();
break;
}
@ -1248,7 +1251,7 @@ static void program_initplr(unsigned long *dimm_populated,
break;
default:
printf("ERROR: write recovery not support (%d)", write_recovery);
HANG();
spd_ddr_init_hang ();
break;
}
#else
@ -1266,7 +1269,7 @@ static void program_initplr(unsigned long *dimm_populated,
ods = ODS_REDUCED;
} else {
printf("ERROR: Unsupported number of DIMM's (%d)", total_dimm);
HANG();
spd_ddr_init_hang ();
}
mr = CMD_EMR | SELECT_MR | BURST_LEN_4 | wr | cas;
@ -1291,7 +1294,7 @@ static void program_initplr(unsigned long *dimm_populated,
mtsdram(SDRAM_INITPLR13, 0x80800000 | emr); /* EMR OCD Exit */
} else {
printf("ERROR: ucode error as unknown DDR type in program_initplr");
HANG();
spd_ddr_init_hang ();
}
}
@ -1396,7 +1399,7 @@ static void program_mode(unsigned long *dimm_populated,
} else {
printf("ERROR: SPD reported Tcyc is incorrect for DIMM "
"in slot %d\n", (unsigned int)dimm_num);
HANG();
spd_ddr_init_hang ();
}
} else {
/* Convert from hex to decimal */
@ -1533,7 +1536,7 @@ static void program_mode(unsigned long *dimm_populated,
printf("ERROR: Cannot find a supported CAS latency with the installed DIMMs.\n");
printf("Only DIMMs DDR1 with CAS latencies of 2.0, 2.5, and 3.0 are supported.\n");
printf("Make sure the PLB speed is within the supported range of the DIMMs.\n\n");
HANG();
spd_ddr_init_hang ();
}
} else { /* DDR2 */
debug("cas_3_0_available=%d\n", cas_3_0_available);
@ -1556,7 +1559,7 @@ static void program_mode(unsigned long *dimm_populated,
cas_3_0_available, cas_4_0_available, cas_5_0_available);
printf("sdram_freq=%d cycle3=%d cycle4=%d cycle5=%d\n\n",
sdram_freq, cycle_3_0_clk, cycle_4_0_clk, cycle_5_0_clk);
HANG();
spd_ddr_init_hang ();
}
}
@ -1665,7 +1668,7 @@ static void program_rtr(unsigned long *dimm_populated,
printf("ERROR: DIMM %d unsupported refresh rate/type.\n",
(unsigned int)dimm_num);
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
break;
}
@ -2073,7 +2076,7 @@ static void program_bxcf(unsigned long *dimm_populated,
printf("ERROR: Unsupported value for number of "
"column addresses: %d.\n", (unsigned int)num_col_addr);
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
}
}
@ -2155,7 +2158,7 @@ static void program_memory_queue(unsigned long *dimm_populated,
printf("ERROR: Unsupported value for the banksize: %d.\n",
(unsigned int)rank_size_id);
printf("Replace the DIMM module with a supported DIMM.\n\n");
HANG();
spd_ddr_init_hang ();
}
if ((dimm_populated[dimm_num] != SDRAM_NONE) && (dimm_num == 1))
@ -2700,7 +2703,7 @@ calibration_loop:
printf("\nERROR: Cannot determine a common read delay for the "
"DIMM(s) installed.\n");
debug("%s[%d] ERROR : \n", __FUNCTION__,__LINE__);
HANG();
spd_ddr_init_hang ();
}
blank_string(strlen(str));
@ -2856,7 +2859,7 @@ static void test(void)
if (window_found == FALSE) {
printf("ERROR: Cannot determine a common read delay for the "
"DIMM(s) installed.\n");
HANG();
spd_ddr_init_hang ();
}
/*------------------------------------------------------------------

1
include/configs/pcs440ep.h
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@ -125,7 +125,6 @@
#undef CONFIG_DDR_ECC /* don't use ECC */
#define SPD_EEPROM_ADDRESS {0x50}
#define CONFIG_PROG_SDRAM_TLB 1
#define CONFIG_PPC4xx_USE_SPD_DDR_INIT_HANG 1
/*-----------------------------------------------------------------------
* I2C

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