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drivers/ddr/fsl: update workaround for erratum A-008511

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Per the latest erratum document, update step 4 and step 8, only
DEBUG_29[21] is changed, all other bits should not be changed.

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Shengzhou Liu 2016-03-16 13:50:22 +08:00 • committed by York Sun
parent 074596c0b5
commit 4a68489e12
2 changed files with 10 additions and 3 deletions
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3
include/fsl_ddr_sdram.h
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@ -189,6 +189,9 @@ typedef struct ddr4_spd_eeprom_s generic_spd_eeprom_t;
#define DDR_MR5_CA_PARITY_LAT_4_CLK 0x1 /* for DDR4-1600/1866/2133 */
#define DDR_MR5_CA_PARITY_LAT_5_CLK 0x2 /* for DDR4-2400 */
/* DEBUG_29 register */
#define DDR_TX_BD_DIS (1 << 10) /* Transmit Bit Deskew Disable */
#if (defined(CONFIG_SYS_FSL_DDR_VER) && \
(CONFIG_SYS_FSL_DDR_VER >= FSL_DDR_VER_4_7))