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driver/ddr/fsl: Add workaround for DDR erratum A008511

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This erratum only applies to general purpose DDR controllers in LS2.
It shouldn't be applied to DP-DDR controller. Check DDRC versoin number
before applying workaround.

Signed-off-by: York Sun <yorksun@freescale.com>
This commit is contained in:
York Sun
2015-03-19 09:30:29 -07:00
parent 4516ff8160
commit 9f9f009373
2 changed files with 97 additions and 1 deletions
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2
include/fsl_ddr_sdram.h
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@@ -155,6 +155,8 @@ typedef struct ddr4_spd_eeprom_s generic_spd_eeprom_t;
#define MD_CNTL_CKE_CNTL_HIGH 0x00200000
#define MD_CNTL_WRCW 0x00080000
#define MD_CNTL_MD_VALUE(x) (x & 0x0000FFFF)
#define MD_CNTL_CS_SEL(x) (((x) & 0x7) << 28)
#define MD_CNTL_MD_SEL(x) (((x) & 0xf) << 24)
/* DDR_CDR1 */
#define DDR_CDR1_DHC_EN 0x80000000