From f50939647cba1a9e23adcef0e5e5e7f98d8c5ca6 Mon Sep 17 00:00:00 2001 From: Sjoerd Simons Date: Mon, 25 Feb 2019 15:32:58 +0000 Subject: Add support for the MT41K128M16JT125K memory modules Add configuration for the MT41K128M16JT125K memory modules as used on the Bosch Guardian device. Based on a patch by: Govindaraji Sivanantham Signed-off-by: Sjoerd Simons [checkpatch.pl cleanup by Martyn Welch] Signed-off-by: Martyn Welch --- arch/arm/include/asm/arch-am33xx/ddr_defs.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'arch/arm/include') diff --git a/arch/arm/include/asm/arch-am33xx/ddr_defs.h b/arch/arm/include/asm/arch-am33xx/ddr_defs.h index d8ddecc0bd..15a5b641ff 100644 --- a/arch/arm/include/asm/arch-am33xx/ddr_defs.h +++ b/arch/arm/include/asm/arch-am33xx/ddr_defs.h @@ -84,6 +84,22 @@ #define MT41K128MJT187E_PHY_FIFO_WE 0x100 #define MT41K128MJT187E_IOCTRL_VALUE 0x18B +/* Micron MT41K128M16JT-125 IT:K (256 MB) at 400MHz */ +#define MT41K128M16JT125K_EMIF_READ_LATENCY 0x07 +#define MT41K128M16JT125K_EMIF_TIM1 0x0AAAD4DB +#define MT41K128M16JT125K_EMIF_TIM2 0x2A437FDA +#define MT41K128M16JT125K_EMIF_TIM3 0x501F83FF +#define MT41K128M16JT125K_EMIF_SDCFG 0x61A052B2 +#define MT41K128M16JT125K_EMIF_SDREF 0x00000C30 +#define MT41K128M16JT125K_ZQ_CFG 0x50074BE4 +#define MT41K128M16JT125K_RATIO 0x80 +#define MT41K128M16JT125K_INVERT_CLKOUT 0x0 +#define MT41K128M16JT125K_RD_DQS 0x38 +#define MT41K128M16JT125K_WR_DQS 0x46 +#define MT41K128M16JT125K_PHY_WR_DATA 0x7D +#define MT41K128M16JT125K_PHY_FIFO_WE 0x9B +#define MT41K128M16JT125K_IOCTRL_VALUE 0x18B + /* Micron MT41J64M16JT-125 */ #define MT41J64MJT125_EMIF_SDCFG 0x61C04A32 -- cgit v1.2.3