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global: Remove unused or unnecessary CONFIG symbols related to DDR

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These symbols are now either unused or were only used within the config
file to determine other logic, which could be done in a way that doesn't
further pollute the CONFIG namespace.

Signed-off-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Tom Rini 2021-08-21 13:50:12 -04:00
parent a85a8e63c5
commit 8897bf4288
11 changed files with 2 additions and 134 deletions
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10
arch/powerpc/cpu/mpc83xx/spd_sdram.c
View File

@ -834,12 +834,6 @@ long int spd_sdram()
#endif
debug(" DDRC ECC mode: %s\n", ddrc_ecc_enable ? "ON":"OFF");
#if defined(CONFIG_DDR_2T_TIMING)
/*
* Enable 2T timing by setting sdram_cfg[16].
*/
sdram_cfg |= SDRAM_CFG_2T_EN;
#endif
/* Enable controller, and GO! */
ddr->sdram_cfg = sdram_cfg;
sync();
@ -914,16 +908,12 @@ void ddr_enable_ecc(unsigned int dram_size)
pattern[0] = 0xdeadbeef;
pattern[1] = 0xdeadbeef;
#if defined(CONFIG_DDR_ECC_INIT_VIA_DMA)
dma_meminit(pattern[0], dram_size);
#else
debug("ddr init: CPU FP write method\n");
size = dram_size;
for (p = 0; p < (u64*)(size); p++) {
ppcDWstore((u32*)p, pattern);
}
sync();
#endif
t_end = get_tbms();
icache_disable();

3
arch/powerpc/include/asm/config.h
View File

@ -28,8 +28,7 @@
/* Check if boards need to enable FSL DMA engine for SDRAM init */
#if !defined(CONFIG_FSL_DMA) && defined(CONFIG_DDR_ECC)
#if (defined(CONFIG_MPC83xx) && defined(CONFIG_DDR_ECC_INIT_VIA_DMA)) || \
((defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) && \
#if ((defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) && \
!defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER))
#define CONFIG_FSL_DMA
#endif

23
board/freescale/mpc8349emds/mpc8349emds.c
View File

@ -100,21 +100,6 @@ int fixed_sdram(void)
#if (CONFIG_SYS_DDR_SIZE != 256)
#warning Currenly any ddr size other than 256 is not supported
#endif
#ifdef CONFIG_DDR_II
im->ddr.csbnds[2].csbnds = CONFIG_SYS_DDR_CS2_BNDS;
im->ddr.cs_config[2] = CONFIG_SYS_DDR_CS2_CONFIG;
im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL;
#else
#if ((CONFIG_SYS_SDRAM_BASE & 0x00FFFFFF) != 0)
#warning Chip select bounds is only configurable in 16MB increments
#endif
@ -134,18 +119,10 @@ int fixed_sdram(void)
im->ddr.sdram_cfg =
SDRAM_CFG_SREN
#if defined(CONFIG_DDR_2T_TIMING)
| SDRAM_CFG_2T_EN
#endif
| 2 << SDRAM_CFG_SDRAM_TYPE_SHIFT;
#if defined (CONFIG_DDR_32BIT)
/* for 32-bit mode burst length is 8 */
im->ddr.sdram_cfg |= (SDRAM_CFG_32_BE | SDRAM_CFG_8_BE);
#endif
im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
#endif
udelay(200);
/* enable DDR controller */

4
drivers/dma/fsl_dma.c
View File

@ -130,11 +130,9 @@ int dmacpy(phys_addr_t dest, phys_addr_t src, phys_size_t count) {
/*
* 85xx/86xx use dma to initialize SDRAM when !CONFIG_ECC_INIT_VIA_DDRCONTROLLER
* while 83xx uses dma to initialize SDRAM when CONFIG_DDR_ECC_INIT_VIA_DMA
*/
#if ((!defined CONFIG_MPC83xx && defined(CONFIG_DDR_ECC) && \
!defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)) || \
(defined(CONFIG_MPC83xx) && defined(CONFIG_DDR_ECC_INIT_VIA_DMA)))
!defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)))
void dma_meminit(uint val, uint size)
{
uint *p = 0;

36
include/configs/MPC8349EMDS.h
View File

@ -38,23 +38,9 @@
#define CONFIG_ECC_INIT_VIA_DDRCONTROLLER
#define CONFIG_MEM_INIT_VALUE 0xDeadBeef
/*
* 32-bit data path mode.
*
* Please note that using this mode for devices with the real density of 64-bit
* effectively reduces the amount of available memory due to the effect of
* wrapping around while translating address to row/columns, for example in the
* 256MB module the upper 128MB get aliased with contents of the lower
* 128MB); normally this define should be used for devices with real 32-bit
* data path.
*/
#undef CONFIG_DDR_32BIT
#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* DDR is system memory*/
#define CONFIG_SYS_DDR_SDRAM_CLK_CNTL (DDR_SDRAM_CLK_CNTL_SS_EN \
| DDR_SDRAM_CLK_CNTL_CLK_ADJUST_05)
#undef CONFIG_DDR_2T_TIMING
/*
* DDRCDR - DDR Control Driver Register
*/
@ -70,21 +56,6 @@
* Manually set up DDR parameters
*/
#define CONFIG_SYS_DDR_SIZE 256 /* MB */
#if defined(CONFIG_DDR_II)
#define CONFIG_SYS_DDRCDR 0x80080001
#define CONFIG_SYS_DDR_CS2_BNDS 0x0000000f
#define CONFIG_SYS_DDR_CS2_CONFIG 0x80330102
#define CONFIG_SYS_DDR_TIMING_0 0x00220802
#define CONFIG_SYS_DDR_TIMING_1 0x38357322
#define CONFIG_SYS_DDR_TIMING_2 0x2f9048c8
#define CONFIG_SYS_DDR_TIMING_3 0x00000000
#define CONFIG_SYS_DDR_CLK_CNTL 0x02000000
#define CONFIG_SYS_DDR_MODE 0x47d00432
#define CONFIG_SYS_DDR_MODE2 0x8000c000
#define CONFIG_SYS_DDR_INTERVAL 0x03cf0080
#define CONFIG_SYS_DDR_SDRAM_CFG 0x43000000
#define CONFIG_SYS_DDR_SDRAM_CFG2 0x00401000
#else
#define CONFIG_SYS_DDR_CS2_CONFIG (CSCONFIG_EN \
| CSCONFIG_ROW_BIT_13 \
| CSCONFIG_COL_BIT_10)
@ -93,17 +64,10 @@
#define CONFIG_SYS_DDR_CONTROL 0xc2000000 /* unbuffered,no DYN_PWR */
#define CONFIG_SYS_DDR_INTERVAL 0x04060100 /* autocharge,no open page */
#if defined(CONFIG_DDR_32BIT)
/* set burst length to 8 for 32-bit data path */
/* DLL,normal,seq,4/2.5, 8 burst len */
#define CONFIG_SYS_DDR_MODE 0x00000023
#else
/* the default burst length is 4 - for 64-bit data path */
/* DLL,normal,seq,4/2.5, 4 burst len */
#define CONFIG_SYS_DDR_MODE 0x00000022
#endif
#endif
#endif
/*
* SDRAM on the Local Bus

36
include/configs/MPC8349EMDS_SDRAM.h
View File

@ -38,23 +38,9 @@
#define CONFIG_ECC_INIT_VIA_DDRCONTROLLER
#define CONFIG_MEM_INIT_VALUE 0xDeadBeef
/*
* 32-bit data path mode.
*
* Please note that using this mode for devices with the real density of 64-bit
* effectively reduces the amount of available memory due to the effect of
* wrapping around while translating address to row/columns, for example in the
* 256MB module the upper 128MB get aliased with contents of the lower
* 128MB); normally this define should be used for devices with real 32-bit
* data path.
*/
#undef CONFIG_DDR_32BIT
#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* DDR is system memory*/
#define CONFIG_SYS_DDR_SDRAM_CLK_CNTL (DDR_SDRAM_CLK_CNTL_SS_EN \
| DDR_SDRAM_CLK_CNTL_CLK_ADJUST_05)
#undef CONFIG_DDR_2T_TIMING
/*
* DDRCDR - DDR Control Driver Register
*/
@ -70,21 +56,6 @@
* Manually set up DDR parameters
*/
#define CONFIG_SYS_DDR_SIZE 256 /* MB */
#if defined(CONFIG_DDR_II)
#define CONFIG_SYS_DDRCDR 0x80080001
#define CONFIG_SYS_DDR_CS2_BNDS 0x0000000f
#define CONFIG_SYS_DDR_CS2_CONFIG 0x80330102
#define CONFIG_SYS_DDR_TIMING_0 0x00220802
#define CONFIG_SYS_DDR_TIMING_1 0x38357322
#define CONFIG_SYS_DDR_TIMING_2 0x2f9048c8
#define CONFIG_SYS_DDR_TIMING_3 0x00000000
#define CONFIG_SYS_DDR_CLK_CNTL 0x02000000
#define CONFIG_SYS_DDR_MODE 0x47d00432
#define CONFIG_SYS_DDR_MODE2 0x8000c000
#define CONFIG_SYS_DDR_INTERVAL 0x03cf0080
#define CONFIG_SYS_DDR_SDRAM_CFG 0x43000000
#define CONFIG_SYS_DDR_SDRAM_CFG2 0x00401000
#else
#define CONFIG_SYS_DDR_CS2_CONFIG (CSCONFIG_EN \
| CSCONFIG_ROW_BIT_13 \
| CSCONFIG_COL_BIT_10)
@ -93,17 +64,10 @@
#define CONFIG_SYS_DDR_CONTROL 0xc2000000 /* unbuffered,no DYN_PWR */
#define CONFIG_SYS_DDR_INTERVAL 0x04060100 /* autocharge,no open page */
#if defined(CONFIG_DDR_32BIT)
/* set burst length to 8 for 32-bit data path */
/* DLL,normal,seq,4/2.5, 8 burst len */
#define CONFIG_SYS_DDR_MODE 0x00000023
#else
/* the default burst length is 4 - for 64-bit data path */
/* DLL,normal,seq,4/2.5, 4 burst len */
#define CONFIG_SYS_DDR_MODE 0x00000022
#endif
#endif
#endif
/*
* SDRAM on the Local Bus

8
include/configs/MPC837XERDB.h
View File

@ -113,17 +113,9 @@
| (0 << SDRAM_INTERVAL_BSTOPRE_SHIFT))
/* 0x06090100 */
#if defined(CONFIG_DDR_2T_TIMING)
#define CONFIG_SYS_DDR_SDRAM_CFG (SDRAM_CFG_SREN \
| SDRAM_CFG_SDRAM_TYPE_DDR2 \
| SDRAM_CFG_32_BE \
| SDRAM_CFG_2T_EN)
/* 0x43088000 */
#else
#define CONFIG_SYS_DDR_SDRAM_CFG (SDRAM_CFG_SREN \
| SDRAM_CFG_SDRAM_TYPE_DDR2)
/* 0x43000000 */
#endif
#define CONFIG_SYS_DDR_SDRAM_CFG2 0x00001000 /* 1 posted refresh */
#define CONFIG_SYS_DDR_MODE ((0x0406 << SDRAM_MODE_ESD_SHIFT) \
| (0x0442 << SDRAM_MODE_SD_SHIFT))

9
include/configs/UCP1020.h
View File

@ -171,11 +171,6 @@
#endif
/* DDR Setup */
#define CONFIG_DDR_ECC_ENABLE
#ifndef CONFIG_DDR_ECC_ENABLE
#define CONFIG_SYS_DDR_RAW_TIMING
#define CONFIG_DDR_SPD
#endif
#define CONFIG_SYS_SPD_BUS_NUM 1
#define CONFIG_SYS_SDRAM_SIZE_LAW LAW_SIZE_512M
@ -204,11 +199,7 @@
#define CONFIG_SYS_DDR_SR_CNTR 0x00000000
#define CONFIG_SYS_DDR_RCW_1 0x00000000
#define CONFIG_SYS_DDR_RCW_2 0x00000000
#ifdef CONFIG_DDR_ECC_ENABLE
#define CONFIG_SYS_DDR_CONTROL 0xE70C0000 /* Type = DDR3 & ECC */
#else
#define CONFIG_SYS_DDR_CONTROL 0xC70C0000 /* Type = DDR3 */
#endif
#define CONFIG_SYS_DDR_CONTROL_2 0x04401050
#define CONFIG_SYS_DDR_TIMING_4 0x00220001
#define CONFIG_SYS_DDR_TIMING_5 0x03402400

1
include/configs/km/km-mpc83xx.h
View File

@ -18,7 +18,6 @@
/*
* Manually set up DDR parameters
*/
#define CONFIG_DDR_II
#define CONFIG_SYS_DDR_SIZE 2048 /* MB */
/*

1
include/configs/socrates.h
View File

@ -72,7 +72,6 @@
/* I2C addresses of SPD EEPROMs */
#define SPD_EEPROM_ADDRESS 0x50 /* CTLR 0 DIMM 0 */
#define CONFIG_DDR_DEFAULT_CL 30 /* CAS latency 3 */
/* Hardcoded values, to use instead of SPD */
#define CONFIG_SYS_DDR_CS0_BNDS 0x0000000f

5
post/cpu/mpc83xx/ecc.c
View File

@ -70,10 +70,6 @@ int ecc_post_test(int flags)
int_state = disable_interrupts();
icache_enable();
#ifdef CONFIG_DDR_32BIT
/* It seems like no one really uses the CONFIG_DDR_32BIT mode */
#error "Add ECC POST support for CONFIG_DDR_32BIT here!"
#else
for (addr = (u64*)CONFIG_SYS_POST_ECC_START_ADDR, errbit=0;
addr < (u64*)CONFIG_SYS_POST_ECC_STOP_ADDR; addr++, errbit++ ) {
@ -138,7 +134,6 @@ int ecc_post_test(int flags)
errbit %= 63;
}
#endif /* !CONFIG_DDR_32BIT */
ecc_clear(ddr);