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powerpc: Use the poison value of 0xdeadbeef directly in DDR init

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On p1_p2_rdb_pc platforms, we set ddr_data_init to the "poison" value of
0xdeadbeef rather than a real calculated / derived value.  Do this
directly and comment rather than via CONFIG.

Signed-off-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Tom Rini 2022-06-27 13:35:51 -04:00
parent cb42c1f9b1
commit 07ef80cd9d
4 changed files with 1 additions and 4 deletions
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1
board/freescale/corenet_ds/p4080ds_ddr.c
View file

@ -62,7 +62,6 @@
#define CONFIG_SYS_DDR_INIT_ADDR 0x00000000 #define CONFIG_SYS_DDR_INIT_ADDR 0x00000000
#define CONFIG_SYS_DDR_INIT_EXT_ADDR 0x00000000 #define CONFIG_SYS_DDR_INIT_EXT_ADDR 0x00000000
#define CONFIG_SYS_DDR_CS1_CONFIG 0x80004202 #define CONFIG_SYS_DDR_CS1_CONFIG 0x80004202
#define CONFIG_SYS_DDR_DATA_INIT 0xdeadbeef
#define CONFIG_SYS_DDR_TIMING_4 0x00000001 #define CONFIG_SYS_DDR_TIMING_4 0x00000001
#define CONFIG_SYS_DDR_TIMING_5 0x02401400 #define CONFIG_SYS_DDR_TIMING_5 0x02401400
#define CONFIG_SYS_DDR_MODE_CONTROL 0x00000000 #define CONFIG_SYS_DDR_MODE_CONTROL 0x00000000

2
board/freescale/p1_p2_rdb_pc/ddr.c
View file

@ -227,7 +227,7 @@ phys_size_t fixed_sdram(void)
.ddr_sdram_mode_2 = CONFIG_SYS_DDR_MODE_2, .ddr_sdram_mode_2 = CONFIG_SYS_DDR_MODE_2,
.ddr_sdram_md_cntl = CONFIG_SYS_DDR_MODE_CONTROL, .ddr_sdram_md_cntl = CONFIG_SYS_DDR_MODE_CONTROL,
.ddr_sdram_interval = CONFIG_SYS_DDR_INTERVAL, .ddr_sdram_interval = CONFIG_SYS_DDR_INTERVAL,
.ddr_data_init = CONFIG_SYS_DDR_DATA_INIT, .ddr_data_init = 0xdeadbeef, /* Poison value */
.ddr_sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL, .ddr_sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL,
.ddr_init_addr = CONFIG_SYS_DDR_INIT_ADDR, .ddr_init_addr = CONFIG_SYS_DDR_INIT_ADDR,
.ddr_init_ext_addr = CONFIG_SYS_DDR_INIT_EXT_ADDR, .ddr_init_ext_addr = CONFIG_SYS_DDR_INIT_EXT_ADDR,

1
include/configs/P1010RDB.h
View file

@ -118,7 +118,6 @@ extern unsigned long get_sdram_size(void);
#define CONFIG_SYS_DDR_CS0_BNDS 0x0000003f #define CONFIG_SYS_DDR_CS0_BNDS 0x0000003f
#define CONFIG_SYS_DDR_CS0_CONFIG 0x80014302 #define CONFIG_SYS_DDR_CS0_CONFIG 0x80014302
#define CONFIG_SYS_DDR_CS0_CONFIG_2 0x00000000 #define CONFIG_SYS_DDR_CS0_CONFIG_2 0x00000000
#define CONFIG_SYS_DDR_DATA_INIT 0xdeadbeef
#define CONFIG_SYS_DDR_INIT_ADDR 0x00000000 #define CONFIG_SYS_DDR_INIT_ADDR 0x00000000
#define CONFIG_SYS_DDR_INIT_EXT_ADDR 0x00000000 #define CONFIG_SYS_DDR_INIT_EXT_ADDR 0x00000000
#define CONFIG_SYS_DDR_MODE_CONTROL 0x00000000 #define CONFIG_SYS_DDR_MODE_CONTROL 0x00000000

1
include/configs/p1_p2_rdb_pc.h
View file

@ -132,7 +132,6 @@
#define CONFIG_SYS_DDR_CS1_CONFIG 0x80014302 #define CONFIG_SYS_DDR_CS1_CONFIG 0x80014302
#define CONFIG_SYS_DDR_CS1_CONFIG_2 0x00000000 #define CONFIG_SYS_DDR_CS1_CONFIG_2 0x00000000
#define CONFIG_SYS_DDR_DATA_INIT 0xdeadbeef
#define CONFIG_SYS_DDR_INIT_ADDR 0x00000000 #define CONFIG_SYS_DDR_INIT_ADDR 0x00000000
#define CONFIG_SYS_DDR_INIT_EXT_ADDR 0x00000000 #define CONFIG_SYS_DDR_INIT_EXT_ADDR 0x00000000
#define CONFIG_SYS_DDR_MODE_CONTROL 0x00000000 #define CONFIG_SYS_DDR_MODE_CONTROL 0x00000000