memory: emif: add register definitions for EMIF

Add register offsets and bit field definitions
for EMIF module in TI SoCs

Signed-off-by: Aneesh V <aneesh@ti.com>
Reviewed-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Benoit Cousson <b-cousson@ti.com>
[santosh.shilimkar@ti.com: Moved to drivers/memory from drivers/misc]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 454 insertions, 0 deletions

diff --git a/drivers/memory/emif.h b/drivers/memory/emif.h
new file mode 100644
index 000000000000..44b97dfe95b4
--- /dev/null
+++ b/drivers/memory/emif.h
@@ -0,0 +1,454 @@
+/*
+ * Defines for the EMIF driver
+ *
+ * Copyright (C) 2012 Texas Instruments, Inc.
+ *
+ * Benoit Cousson (b-cousson@ti.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __EMIF_H
+#define __EMIF_H
+
+/* Registers offset */
+#define EMIF_MODULE_ID_AND_REVISION                     0x0000
+#define EMIF_STATUS                                     0x0004
+#define EMIF_SDRAM_CONFIG                               0x0008
+#define EMIF_SDRAM_CONFIG_2                             0x000c
+#define EMIF_SDRAM_REFRESH_CONTROL                      0x0010
+#define EMIF_SDRAM_REFRESH_CTRL_SHDW                    0x0014
+#define EMIF_SDRAM_TIMING_1                             0x0018
+#define EMIF_SDRAM_TIMING_1_SHDW                        0x001c
+#define EMIF_SDRAM_TIMING_2                             0x0020
+#define EMIF_SDRAM_TIMING_2_SHDW                        0x0024
+#define EMIF_SDRAM_TIMING_3                             0x0028
+#define EMIF_SDRAM_TIMING_3_SHDW                        0x002c
+#define EMIF_LPDDR2_NVM_TIMING                          0x0030
+#define EMIF_LPDDR2_NVM_TIMING_SHDW                     0x0034
+#define EMIF_POWER_MANAGEMENT_CONTROL                   0x0038
+#define EMIF_POWER_MANAGEMENT_CTRL_SHDW                 0x003c
+#define EMIF_LPDDR2_MODE_REG_DATA                       0x0040
+#define EMIF_LPDDR2_MODE_REG_CONFIG                     0x0050
+#define EMIF_OCP_CONFIG                                 0x0054
+#define EMIF_OCP_CONFIG_VALUE_1                         0x0058
+#define EMIF_OCP_CONFIG_VALUE_2                         0x005c
+#define EMIF_IODFT_TEST_LOGIC_GLOBAL_CONTROL            0x0060
+#define EMIF_IODFT_TEST_LOGIC_CTRL_MISR_RESULT          0x0064
+#define EMIF_IODFT_TEST_LOGIC_ADDRESS_MISR_RESULT       0x0068
+#define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_1        0x006c
+#define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_2        0x0070
+#define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_3        0x0074
+#define EMIF_PERFORMANCE_COUNTER_1                      0x0080
+#define EMIF_PERFORMANCE_COUNTER_2                      0x0084
+#define EMIF_PERFORMANCE_COUNTER_CONFIG                 0x0088
+#define EMIF_PERFORMANCE_COUNTER_MASTER_REGION_SELECT   0x008c
+#define EMIF_PERFORMANCE_COUNTER_TIME                   0x0090
+#define EMIF_MISC_REG                                   0x0094
+#define EMIF_DLL_CALIB_CTRL                             0x0098
+#define EMIF_DLL_CALIB_CTRL_SHDW                        0x009c
+#define EMIF_END_OF_INTERRUPT                           0x00a0
+#define EMIF_SYSTEM_OCP_INTERRUPT_RAW_STATUS            0x00a4
+#define EMIF_LL_OCP_INTERRUPT_RAW_STATUS                0x00a8
+#define EMIF_SYSTEM_OCP_INTERRUPT_STATUS                0x00ac
+#define EMIF_LL_OCP_INTERRUPT_STATUS                    0x00b0
+#define EMIF_SYSTEM_OCP_INTERRUPT_ENABLE_SET            0x00b4
+#define EMIF_LL_OCP_INTERRUPT_ENABLE_SET                0x00b8
+#define EMIF_SYSTEM_OCP_INTERRUPT_ENABLE_CLEAR          0x00bc
+#define EMIF_LL_OCP_INTERRUPT_ENABLE_CLEAR              0x00c0
+#define EMIF_SDRAM_OUTPUT_IMPEDANCE_CALIBRATION_CONFIG  0x00c8
+#define EMIF_TEMPERATURE_ALERT_CONFIG                   0x00cc
+#define EMIF_OCP_ERROR_LOG                              0x00d0
+#define EMIF_READ_WRITE_LEVELING_RAMP_WINDOW            0x00d4
+#define EMIF_READ_WRITE_LEVELING_RAMP_CONTROL           0x00d8
+#define EMIF_READ_WRITE_LEVELING_CONTROL                0x00dc
+#define EMIF_DDR_PHY_CTRL_1                             0x00e4
+#define EMIF_DDR_PHY_CTRL_1_SHDW                        0x00e8
+#define EMIF_DDR_PHY_CTRL_2                             0x00ec
+#define EMIF_PRIORITY_TO_CLASS_OF_SERVICE_MAPPING       0x0100
+#define EMIF_CONNECTION_ID_TO_CLASS_OF_SERVICE_1_MAPPING 0x0104
+#define EMIF_CONNECTION_ID_TO_CLASS_OF_SERVICE_2_MAPPING 0x0108
+#define EMIF_READ_WRITE_EXECUTION_THRESHOLD             0x0120
+#define EMIF_COS_CONFIG                                 0x0124
+#define EMIF_PHY_STATUS_1                               0x0140
+#define EMIF_PHY_STATUS_2                               0x0144
+#define EMIF_PHY_STATUS_3                               0x0148
+#define EMIF_PHY_STATUS_4                               0x014c
+#define EMIF_PHY_STATUS_5                               0x0150
+#define EMIF_PHY_STATUS_6                               0x0154
+#define EMIF_PHY_STATUS_7                               0x0158
+#define EMIF_PHY_STATUS_8                               0x015c
+#define EMIF_PHY_STATUS_9                               0x0160
+#define EMIF_PHY_STATUS_10                              0x0164
+#define EMIF_PHY_STATUS_11                              0x0168
+#define EMIF_PHY_STATUS_12                              0x016c
+#define EMIF_PHY_STATUS_13                              0x0170
+#define EMIF_PHY_STATUS_14                              0x0174
+#define EMIF_PHY_STATUS_15                              0x0178
+#define EMIF_PHY_STATUS_16                              0x017c
+#define EMIF_PHY_STATUS_17                              0x0180
+#define EMIF_PHY_STATUS_18                              0x0184
+#define EMIF_PHY_STATUS_19                              0x0188
+#define EMIF_PHY_STATUS_20                              0x018c
+#define EMIF_PHY_STATUS_21                              0x0190
+#define EMIF_EXT_PHY_CTRL_1                             0x0200
+#define EMIF_EXT_PHY_CTRL_1_SHDW                        0x0204
+#define EMIF_EXT_PHY_CTRL_2                             0x0208
+#define EMIF_EXT_PHY_CTRL_2_SHDW                        0x020c
+#define EMIF_EXT_PHY_CTRL_3                             0x0210
+#define EMIF_EXT_PHY_CTRL_3_SHDW                        0x0214
+#define EMIF_EXT_PHY_CTRL_4                             0x0218
+#define EMIF_EXT_PHY_CTRL_4_SHDW                        0x021c
+#define EMIF_EXT_PHY_CTRL_5                             0x0220
+#define EMIF_EXT_PHY_CTRL_5_SHDW                        0x0224
+#define EMIF_EXT_PHY_CTRL_6                             0x0228
+#define EMIF_EXT_PHY_CTRL_6_SHDW                        0x022c
+#define EMIF_EXT_PHY_CTRL_7                             0x0230
+#define EMIF_EXT_PHY_CTRL_7_SHDW                        0x0234
+#define EMIF_EXT_PHY_CTRL_8                             0x0238
+#define EMIF_EXT_PHY_CTRL_8_SHDW                        0x023c
+#define EMIF_EXT_PHY_CTRL_9                             0x0240
+#define EMIF_EXT_PHY_CTRL_9_SHDW                        0x0244
+#define EMIF_EXT_PHY_CTRL_10                            0x0248
+#define EMIF_EXT_PHY_CTRL_10_SHDW                       0x024c
+#define EMIF_EXT_PHY_CTRL_11                            0x0250
+#define EMIF_EXT_PHY_CTRL_11_SHDW                       0x0254
+#define EMIF_EXT_PHY_CTRL_12                            0x0258
+#define EMIF_EXT_PHY_CTRL_12_SHDW                       0x025c
+#define EMIF_EXT_PHY_CTRL_13                            0x0260
+#define EMIF_EXT_PHY_CTRL_13_SHDW                       0x0264
+#define EMIF_EXT_PHY_CTRL_14                            0x0268
+#define EMIF_EXT_PHY_CTRL_14_SHDW                       0x026c
+#define EMIF_EXT_PHY_CTRL_15                            0x0270
+#define EMIF_EXT_PHY_CTRL_15_SHDW                       0x0274
+#define EMIF_EXT_PHY_CTRL_16                            0x0278
+#define EMIF_EXT_PHY_CTRL_16_SHDW                       0x027c
+#define EMIF_EXT_PHY_CTRL_17                            0x0280
+#define EMIF_EXT_PHY_CTRL_17_SHDW                       0x0284
+#define EMIF_EXT_PHY_CTRL_18                            0x0288
+#define EMIF_EXT_PHY_CTRL_18_SHDW                       0x028c
+#define EMIF_EXT_PHY_CTRL_19                            0x0290
+#define EMIF_EXT_PHY_CTRL_19_SHDW                       0x0294
+#define EMIF_EXT_PHY_CTRL_20                            0x0298
+#define EMIF_EXT_PHY_CTRL_20_SHDW                       0x029c
+#define EMIF_EXT_PHY_CTRL_21                            0x02a0
+#define EMIF_EXT_PHY_CTRL_21_SHDW                       0x02a4
+#define EMIF_EXT_PHY_CTRL_22                            0x02a8
+#define EMIF_EXT_PHY_CTRL_22_SHDW                       0x02ac
+#define EMIF_EXT_PHY_CTRL_23                            0x02b0
+#define EMIF_EXT_PHY_CTRL_23_SHDW                       0x02b4
+#define EMIF_EXT_PHY_CTRL_24                            0x02b8
+#define EMIF_EXT_PHY_CTRL_24_SHDW                       0x02bc
+#define EMIF_EXT_PHY_CTRL_25                            0x02c0
+#define EMIF_EXT_PHY_CTRL_25_SHDW                       0x02c4
+#define EMIF_EXT_PHY_CTRL_26                            0x02c8
+#define EMIF_EXT_PHY_CTRL_26_SHDW                       0x02cc
+#define EMIF_EXT_PHY_CTRL_27                            0x02d0
+#define EMIF_EXT_PHY_CTRL_27_SHDW                       0x02d4
+#define EMIF_EXT_PHY_CTRL_28                            0x02d8
+#define EMIF_EXT_PHY_CTRL_28_SHDW                       0x02dc
+#define EMIF_EXT_PHY_CTRL_29                            0x02e0
+#define EMIF_EXT_PHY_CTRL_29_SHDW                       0x02e4
+#define EMIF_EXT_PHY_CTRL_30                            0x02e8
+#define EMIF_EXT_PHY_CTRL_30_SHDW                       0x02ec
+
+/* Registers shifts and masks */
+
+/* EMIF_MODULE_ID_AND_REVISION */
+#define SCHEME_SHIFT                                    30
+#define SCHEME_MASK                                     (0x3 << 30)
+#define MODULE_ID_SHIFT                                 16
+#define MODULE_ID_MASK                                  (0xfff << 16)
+#define RTL_VERSION_SHIFT                               11
+#define RTL_VERSION_MASK                                (0x1f << 11)
+#define MAJOR_REVISION_SHIFT                            8
+#define MAJOR_REVISION_MASK                             (0x7 << 8)
+#define MINOR_REVISION_SHIFT                            0
+#define MINOR_REVISION_MASK                             (0x3f << 0)
+
+/* STATUS */
+#define BE_SHIFT                                        31
+#define BE_MASK                                         (1 << 31)
+#define DUAL_CLK_MODE_SHIFT                             30
+#define DUAL_CLK_MODE_MASK                              (1 << 30)
+#define FAST_INIT_SHIFT                                 29
+#define FAST_INIT_MASK                                  (1 << 29)
+#define RDLVLGATETO_SHIFT                               6
+#define RDLVLGATETO_MASK                                (1 << 6)
+#define RDLVLTO_SHIFT                                   5
+#define RDLVLTO_MASK                                    (1 << 5)
+#define WRLVLTO_SHIFT                                   4
+#define WRLVLTO_MASK