[U-Boot] [PATCH v3 1/3] Add support for the MT41K128M16JT125K memory modules
Martyn Welch
martyn.welch at collabora.com
Mon Feb 25 15:32:58 UTC 2019
From: Sjoerd Simons <sjoerd.simons at collabora.co.uk>
Add configuration for the MT41K128M16JT125K memory modules as used on the
Bosch Guardian device.
Based on a patch by:
Govindaraji Sivanantham <Govindaraji.Sivanantham at in.bosch.com>
Signed-off-by: Sjoerd Simons <sjoerd.simons at collabora.co.uk>
[checkpatch.pl cleanup by Martyn Welch]
Signed-off-by: Martyn Welch <martyn.welch at collabora.com>
---
Changes in v3: None
Changes in v2: None
arch/arm/include/asm/arch-am33xx/ddr_defs.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
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
--
2.20.1
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