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path: root/drivers/net/wireless/ralink/rt2x00/rt2500usb.h
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Diffstat (limited to 'drivers/net/wireless/ralink/rt2x00/rt2500usb.h')
-rw-r--r--drivers/net/wireless/ralink/rt2x00/rt2500usb.h844
1 files changed, 844 insertions, 0 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2500usb.h b/drivers/net/wireless/ralink/rt2x00/rt2500usb.h
new file mode 100644
index 0000000..0c07028
--- /dev/null
+++ b/drivers/net/wireless/ralink/rt2x00/rt2500usb.h
@@ -0,0 +1,844 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
+ <http://rt2x00.serialmonkey.com>
+
+ */
+
+/*
+ Module: rt2500usb
+ Abstract: Data structures and registers for the rt2500usb module.
+ Supported chipsets: RT2570.
+ */
+
+#ifndef RT2500USB_H
+#define RT2500USB_H
+
+/*
+ * RF chip defines.
+ */
+#define RF2522 0x0000
+#define RF2523 0x0001
+#define RF2524 0x0002
+#define RF2525 0x0003
+#define RF2525E 0x0005
+#define RF5222 0x0010
+
+/*
+ * RT2570 version
+ */
+#define RT2570_VERSION_B 2
+#define RT2570_VERSION_C 3
+#define RT2570_VERSION_D 4
+
+/*
+ * Signal information.
+ * Default offset is required for RSSI <-> dBm conversion.
+ */
+#define DEFAULT_RSSI_OFFSET 120
+
+/*
+ * Register layout information.
+ */
+#define CSR_REG_BASE 0x0400
+#define CSR_REG_SIZE 0x0100
+#define EEPROM_BASE 0x0000
+#define EEPROM_SIZE 0x006e
+#define BBP_BASE 0x0000
+#define BBP_SIZE 0x0060
+#define RF_BASE 0x0004
+#define RF_SIZE 0x0010
+
+/*
+ * Number of TX queues.
+ */
+#define NUM_TX_QUEUES 2
+
+/*
+ * Control/Status Registers(CSR).
+ * Some values are set in TU, whereas 1 TU == 1024 us.
+ */
+
+/*
+ * MAC_CSR0: ASIC revision number.
+ */
+#define MAC_CSR0 0x0400
+
+/*
+ * MAC_CSR1: System control.
+ * SOFT_RESET: Software reset, 1: reset, 0: normal.
+ * BBP_RESET: Hardware reset, 1: reset, 0, release.
+ * HOST_READY: Host ready after initialization.
+ */
+#define MAC_CSR1 0x0402
+#define MAC_CSR1_SOFT_RESET FIELD16(0x00000001)
+#define MAC_CSR1_BBP_RESET FIELD16(0x00000002)
+#define MAC_CSR1_HOST_READY FIELD16(0x00000004)
+
+/*
+ * MAC_CSR2: STA MAC register 0.
+ */
+#define MAC_CSR2 0x0404
+#define MAC_CSR2_BYTE0 FIELD16(0x00ff)
+#define MAC_CSR2_BYTE1 FIELD16(0xff00)
+
+/*
+ * MAC_CSR3: STA MAC register 1.
+ */
+#define MAC_CSR3 0x0406
+#define MAC_CSR3_BYTE2 FIELD16(0x00ff)
+#define MAC_CSR3_BYTE3 FIELD16(0xff00)
+
+/*
+ * MAC_CSR4: STA MAC register 2.
+ */
+#define MAC_CSR4 0X0408
+#define MAC_CSR4_BYTE4 FIELD16(0x00ff)
+#define MAC_CSR4_BYTE5 FIELD16(0xff00)
+
+/*
+ * MAC_CSR5: BSSID register 0.
+ */
+#define MAC_CSR5 0x040a
+#define MAC_CSR5_BYTE0 FIELD16(0x00ff)
+#define MAC_CSR5_BYTE1 FIELD16(0xff00)
+
+/*
+ * MAC_CSR6: BSSID register 1.
+ */
+#define MAC_CSR6 0x040c
+#define MAC_CSR6_BYTE2 FIELD16(0x00ff)
+#define MAC_CSR6_BYTE3 FIELD16(0xff00)
+
+/*
+ * MAC_CSR7: BSSID register 2.
+ */
+#define MAC_CSR7 0x040e
+#define MAC_CSR7_BYTE4 FIELD16(0x00ff)
+#define MAC_CSR7_BYTE5 FIELD16(0xff00)
+
+/*
+ * MAC_CSR8: Max frame length.
+ */
+#define MAC_CSR8 0x0410
+#define MAC_CSR8_MAX_FRAME_UNIT FIELD16(0x0fff)
+
+/*
+ * Misc MAC_CSR registers.
+ * MAC_CSR9: Timer control.
+ * MAC_CSR10: Slot time.
+ * MAC_CSR11: SIFS.
+ * MAC_CSR12: EIFS.
+ * MAC_CSR13: Power mode0.
+ * MAC_CSR14: Power mode1.
+ * MAC_CSR15: Power saving transition0
+ * MAC_CSR16: Power saving transition1
+ */
+#define MAC_CSR9 0x0412
+#define MAC_CSR10 0x0414
+#define MAC_CSR11 0x0416
+#define MAC_CSR12 0x0418
+#define MAC_CSR13 0x041a
+#define MAC_CSR14 0x041c
+#define MAC_CSR15 0x041e
+#define MAC_CSR16 0x0420
+
+/*
+ * MAC_CSR17: Manual power control / status register.
+ * Allowed state: 0 deep_sleep, 1: sleep, 2: standby, 3: awake.
+ * SET_STATE: Set state. Write 1 to trigger, self cleared.
+ * BBP_DESIRE_STATE: BBP desired state.
+ * RF_DESIRE_STATE: RF desired state.
+ * BBP_CURRENT_STATE: BBP current state.
+ * RF_CURRENT_STATE: RF current state.
+ * PUT_TO_SLEEP: Put to sleep. Write 1 to trigger, self cleared.
+ */
+#define MAC_CSR17 0x0422
+#define MAC_CSR17_SET_STATE FIELD16(0x0001)
+#define MAC_CSR17_BBP_DESIRE_STATE FIELD16(0x0006)
+#define MAC_CSR17_RF_DESIRE_STATE FIELD16(0x0018)
+#define MAC_CSR17_BBP_CURR_STATE FIELD16(0x0060)
+#define MAC_CSR17_RF_CURR_STATE FIELD16(0x0180)
+#define MAC_CSR17_PUT_TO_SLEEP FIELD16(0x0200)
+
+/*
+ * MAC_CSR18: Wakeup timer register.
+ * DELAY_AFTER_BEACON: Delay after Tbcn expired in units of 1/16 TU.
+ * BEACONS_BEFORE_WAKEUP: Number of beacon before wakeup.
+ * AUTO_WAKE: Enable auto wakeup / sleep mechanism.
+ */
+#define MAC_CSR18 0x0424
+#define MAC_CSR18_DELAY_AFTER_BEACON FIELD16(0x00ff)
+#define MAC_CSR18_BEACONS_BEFORE_WAKEUP FIELD16(0x7f00)
+#define MAC_CSR18_AUTO_WAKE FIELD16(0x8000)
+
+/*
+ * MAC_CSR19: GPIO control register.
+ * MAC_CSR19_VALx: GPIO value
+ * MAC_CSR19_DIRx: GPIO direction: 0 = input; 1 = output
+ */
+#define MAC_CSR19 0x0426
+#define MAC_CSR19_VAL0 FIELD16(0x0001)
+#define MAC_CSR19_VAL1 FIELD16(0x0002)
+#define MAC_CSR19_VAL2 FIELD16(0x0004)
+#define MAC_CSR19_VAL3 FIELD16(0x0008)
+#define MAC_CSR19_VAL4 FIELD16(0x0010)
+#define MAC_CSR19_VAL5 FIELD16(0x0020)
+#define MAC_CSR19_VAL6 FIELD16(0x0040)
+#define MAC_CSR19_VAL7 FIELD16(0x0080)
+#define MAC_CSR19_DIR0 FIELD16(0x0100)
+#define MAC_CSR19_DIR1 FIELD16(0x0200)
+#define MAC_CSR19_DIR2 FIELD16(0x0400)
+#define MAC_CSR19_DIR3 FIELD16(0x0800)
+#define MAC_CSR19_DIR4 FIELD16(0x1000)
+#define MAC_CSR19_DIR5 FIELD16(0x2000)
+#define MAC_CSR19_DIR6 FIELD16(0x4000)
+#define MAC_CSR19_DIR7 FIELD16(0x8000)
+
+/*
+ * MAC_CSR20: LED control register.
+ * ACTIVITY: 0: idle, 1: active.
+ * LINK: 0: linkoff, 1: linkup.
+ * ACTIVITY_POLARITY: 0: active low, 1: active high.
+ */
+#define MAC_CSR20 0x0428
+#define MAC_CSR20_ACTIVITY FIELD16(0x0001)
+#define MAC_CSR20_LINK FIELD16(0x0002)
+#define MAC_CSR20_ACTIVITY_POLARITY FIELD16(0x0004)
+
+/*
+ * MAC_CSR21: LED control register.
+ * ON_PERIOD: On period, default 70ms.
+ * OFF_PERIOD: Off period, default 30ms.
+ */
+#define MAC_CSR21 0x042a
+#define MAC_CSR21_ON_PERIOD FIELD16(0x00ff)
+#define MAC_CSR21_OFF_PERIOD FIELD16(0xff00)
+
+/*
+ * MAC_CSR22: Collision window control register.
+ */
+#define MAC_CSR22 0x042c
+
+/*
+ * Transmit related CSRs.
+ * Some values are set in TU, whereas 1 TU == 1024 us.
+ */
+
+/*
+ * TXRX_CSR0: Security control register.
+ */
+#define TXRX_CSR0 0x0440
+#define TXRX_CSR0_ALGORITHM FIELD16(0x0007)
+#define TXRX_CSR0_IV_OFFSET FIELD16(0x01f8)
+#define TXRX_CSR0_KEY_ID FIELD16(0x1e00)
+
+/*
+ * TXRX_CSR1: TX configuration.
+ * ACK_TIMEOUT: ACK Timeout in unit of 1-us.
+ * TSF_OFFSET: TSF offset in MAC header.
+ * AUTO_SEQUENCE: Let ASIC control frame sequence number.
+ */
+#define TXRX_CSR1 0x0442
+#define TXRX_CSR1_ACK_TIMEOUT FIELD16(0x00ff)
+#define TXRX_CSR1_TSF_OFFSET FIELD16(0x7f00)
+#define TXRX_CSR1_AUTO_SEQUENCE FIELD16(0x8000)
+
+/*
+ * TXRX_CSR2: RX control.
+ * DISABLE_RX: Disable rx engine.
+ * DROP_CRC: Drop crc error.
+ * DROP_PHYSICAL: Drop physical error.
+ * DROP_CONTROL: Drop control frame.
+ * DROP_NOT_TO_ME: Drop not to me unicast frame.
+ * DROP_TODS: Drop frame tods bit is true.
+ * DROP_VERSION_ERROR: Drop version error frame.
+ * DROP_MCAST: Drop multicast frames.
+ * DROP_BCAST: Drop broadcast frames.
+ */
+#define TXRX_CSR2 0x0444
+#define TXRX_CSR2_DISABLE_RX FIELD16(0x0001)
+#define TXRX_CSR2_DROP_CRC FIELD16(0x0002)
+#define TXRX_CSR2_DROP_PHYSICAL FIELD16(0x0004)
+#define TXRX_CSR2_DROP_CONTROL FIELD16(0x0008)
+#define TXRX_CSR2_DROP_NOT_TO_ME FIELD16(0x0010)
+#define TXRX_CSR2_DROP_TODS FIELD16(0x0020)
+#define TXRX_CSR2_DROP_VERSION_ERROR FIELD16(0x0040)
+#define TXRX_CSR2_DROP_MULTICAST FIELD16(0x0200)
+#define TXRX_CSR2_DROP_BROADCAST FIELD16(0x0400)
+
+/*
+ * RX BBP ID registers
+ * TXRX_CSR3: CCK RX BBP ID.
+ * TXRX_CSR4: OFDM RX BBP ID.
+ */
+#define TXRX_CSR3 0x0446
+#define TXRX_CSR4 0x0448
+
+/*
+ * TXRX_CSR5: CCK TX BBP ID0.
+ */
+#define TXRX_CSR5 0x044a
+#define TXRX_CSR5_BBP_ID0 FIELD16(0x007f)
+#define TXRX_CSR5_BBP_ID0_VALID FIELD16(0x0080)
+#define TXRX_CSR5_BBP_ID1 FIELD16(0x7f00)
+#define TXRX_CSR5_BBP_ID1_VALID FIELD16(0x8000)
+
+/*
+ * TXRX_CSR6: CCK TX BBP ID1.
+ */
+#define TXRX_CSR6 0x044c
+#define TXRX_CSR6_BBP_ID0 FIELD16(0x007f)
+#define TXRX_CSR6_BBP_ID0_VALID FIELD16(0x0080)
+#define TXRX_CSR6_BBP_ID1 FIELD16(0x7f00)
+#define TXRX_CSR6_BBP_ID1_VALID FIELD16(0x8000)
+
+/*
+ * TXRX_CSR7: OFDM TX BBP ID0.
+ */
+#define TXRX_CSR7 0x044e
+#define TXRX_CSR7_BBP_ID0 FIELD16(0x007f)
+#define TXRX_CSR7_BBP_ID0_VALID FIELD16(0x0080)
+#define TXRX_CSR7_BBP_ID1 FIELD16(0x7f00)
+#define TXRX_CSR7_BBP_ID1_VALID FIELD16(0x8000)
+
+/*
+ * TXRX_CSR8: OFDM TX BBP ID1.
+ */
+#define TXRX_CSR8 0x0450
+#define TXRX_CSR8_BBP_ID0 FIELD16(0x007f)
+#define TXRX_CSR8_BBP_ID0_VALID FIELD16(0x0080)
+#define TXRX_CSR8_BBP_ID1 FIELD16(0x7f00)
+#define TXRX_CSR8_BBP_ID1_VALID FIELD16(0x8000)
+
+/*
+ * TXRX_CSR9: TX ACK time-out.
+ */
+#define TXRX_CSR9 0x0452
+
+/*
+ * TXRX_CSR10: Auto responder control.
+ */
+#define TXRX_CSR10 0x0454
+#define TXRX_CSR10_AUTORESPOND_PREAMBLE FIELD16(0x0004)
+
+/*
+ * TXRX_CSR11: Auto responder basic rate.
+ */
+#define TXRX_CSR11 0x0456
+
+/*
+ * ACK/CTS time registers.
+ */
+#define TXRX_CSR12 0x0458
+#define TXRX_CSR13 0x045a
+#define TXRX_CSR14 0x045c
+#define TXRX_CSR15 0x045e
+#define TXRX_CSR16 0x0460
+#define TXRX_CSR17 0x0462
+
+/*
+ * TXRX_CSR18: Synchronization control register.
+ */
+#define TXRX_CSR18 0x0464
+#define TXRX_CSR18_OFFSET FIELD16(0x000f)
+#define TXRX_CSR18_INTERVAL FIELD16(0xfff0)
+
+/*
+ * TXRX_CSR19: Synchronization control register.
+ * TSF_COUNT: Enable TSF auto counting.
+ * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
+ * TBCN: Enable Tbcn with reload value.
+ * BEACON_GEN: Enable beacon generator.
+ */
+#define TXRX_CSR19 0x0466
+#define TXRX_CSR19_TSF_COUNT FIELD16(0x0001)
+#define TXRX_CSR19_TSF_SYNC FIELD16(0x0006)
+#define TXRX_CSR19_TBCN FIELD16(0x0008)
+#define TXRX_CSR19_BEACON_GEN FIELD16(0x0010)
+
+/*
+ * TXRX_CSR20: Tx BEACON offset time control register.
+ * OFFSET: In units of usec.
+ * BCN_EXPECT_WINDOW: Default: 2^CWmin
+ */
+#define TXRX_CSR20 0x0468
+#define TXRX_CSR20_OFFSET FIELD16(0x1fff)
+#define TXRX_CSR20_BCN_EXPECT_WINDOW FIELD16(0xe000)
+
+/*
+ * TXRX_CSR21
+ */
+#define TXRX_CSR21 0x046a
+
+/*
+ * Encryption related CSRs.
+ *
+ */
+
+/*
+ * SEC_CSR0: Shared key 0, word 0
+ * SEC_CSR1: Shared key 0, word 1
+ * SEC_CSR2: Shared key 0, word 2
+ * SEC_CSR3: Shared key 0, word 3
+ * SEC_CSR4: Shared key 0, word 4
+ * SEC_CSR5: Shared key 0, word 5
+ * SEC_CSR6: Shared key 0, word 6
+ * SEC_CSR7: Shared key 0, word 7
+ */
+#define SEC_CSR0 0x0480
+#define SEC_CSR1 0x0482
+#define SEC_CSR2 0x0484
+#define SEC_CSR3 0x0486
+#define SEC_CSR4 0x0488
+#define SEC_CSR5 0x048a
+#define SEC_CSR6 0x048c
+#define SEC_CSR7 0x048e
+
+/*
+ * SEC_CSR8: Shared key 1, word 0
+ * SEC_CSR9: Shared key 1, word 1
+ * SEC_CSR10: Shared key 1, word 2
+ * SEC_CSR11: Shared key 1, word 3
+ * SEC_CSR12: Shared key 1, word 4
+ * SEC_CSR13: Shared key 1, word 5
+ * SEC_CSR14: Shared key 1, word 6
+ * SEC_CSR15: Shared key 1, word 7
+ */
+#define SEC_CSR8 0x0490
+#define SEC_CSR9 0x0492
+#define SEC_CSR10 0x0494
+#define SEC_CSR11 0x0496
+#define SEC_CSR12 0x0498
+#define SEC_CSR13 0x049a
+#define SEC_CSR14 0x049c
+#define SEC_CSR15 0x049e
+
+/*
+ * SEC_CSR16: Shared key 2, word 0
+ * SEC_CSR17: Shared key 2, word 1
+ * SEC_CSR18: Shared key 2, word 2
+ * SEC_CSR19: Shared key 2, word 3
+ * SEC_CSR20: Shared key 2, word 4
+ * SEC_CSR21: Shared key 2, word 5
+ * SEC_CSR22: Shared key 2, word 6
+ * SEC_CSR23: Shared key 2, word 7
+ */
+#define SEC_CSR16 0x04a0
+#define SEC_CSR17 0x04a2
+#define SEC_CSR18 0X04A4
+#define SEC_CSR19 0x04a6
+#define SEC_CSR20 0x04a8
+#define SEC_CSR21 0x04aa
+#define SEC_CSR22 0x04ac
+#define SEC_CSR23 0x04ae
+
+/*
+ * SEC_CSR24: Shared key 3, word 0
+ * SEC_CSR25: Shared key 3, word 1
+ * SEC_CSR26: Shared key 3, word 2
+ * SEC_CSR27: Shared key 3, word 3
+ * SEC_CSR28: Shared key 3, word 4
+ * SEC_CSR29: Shared key 3, word 5
+ * SEC_CSR30: Shared key 3, word 6
+ * SEC_CSR31: Shared key 3, word 7
+ */
+#define SEC_CSR24 0x04b0
+#define SEC_CSR25 0x04b2
+#define SEC_CSR26 0x04b4
+#define SEC_CSR27 0x04b6
+#define SEC_CSR28 0x04b8
+#define SEC_CSR29 0x04ba
+#define SEC_CSR30 0x04bc
+#define SEC_CSR31 0x04be
+
+#define KEY_ENTRY(__idx) \
+ ( SEC_CSR0 + ((__idx) * 16) )
+
+/*
+ * PHY control registers.
+ */
+
+/*
+ * PHY_CSR0: RF switching timing control.
+ */
+#define PHY_CSR0 0x04c0
+
+/*
+ * PHY_CSR1: TX PA configuration.
+ */
+#define PHY_CSR1 0x04c2
+
+/*
+ * MAC configuration registers.
+ */
+
+/*
+ * PHY_CSR2: TX MAC configuration.
+ * NOTE: Both register fields are complete dummy,
+ * documentation and legacy drivers are unclear un
+ * what this register means or what fields exists.
+ */
+#define PHY_CSR2 0x04c4
+#define PHY_CSR2_LNA FIELD16(0x0002)
+#define PHY_CSR2_LNA_MODE FIELD16(0x3000)
+
+/*
+ * PHY_CSR3: RX MAC configuration.
+ */
+#define PHY_CSR3 0x04c6
+
+/*
+ * PHY_CSR4: Interface configuration.
+ */
+#define PHY_CSR4 0x04c8
+#define PHY_CSR4_LOW_RF_LE FIELD16(0x0001)
+
+/*
+ * BBP pre-TX registers.
+ * PHY_CSR5: BBP pre-TX CCK.
+ */
+#define PHY_CSR5 0x04ca
+#define PHY_CSR5_CCK FIELD16(0x0003)
+#define PHY_CSR5_CCK_FLIP FIELD16(0x0004)
+
+/*
+ * BBP pre-TX registers.
+ * PHY_CSR6: BBP pre-TX OFDM.
+ */
+#define PHY_CSR6 0x04cc
+#define PHY_CSR6_OFDM FIELD16(0x0003)
+#define PHY_CSR6_OFDM_FLIP FIELD16(0x0004)
+
+/*
+ * PHY_CSR7: BBP access register 0.
+ * BBP_DATA: BBP data.
+ * BBP_REG_ID: BBP register ID.
+ * BBP_READ_CONTROL: 0: write, 1: read.
+ */
+#define PHY_CSR7 0x04ce
+#define PHY_CSR7_DATA FIELD16(0x00ff)
+#define PHY_CSR7_REG_ID FIELD16(0x7f00)
+#define PHY_CSR7_READ_CONTROL FIELD16(0x8000)
+
+/*
+ * PHY_CSR8: BBP access register 1.
+ * BBP_BUSY: ASIC is busy execute BBP programming.
+ */
+#define PHY_CSR8 0x04d0
+#define PHY_CSR8_BUSY FIELD16(0x0001)
+
+/*
+ * PHY_CSR9: RF access register.
+ * RF_VALUE: Register value + id to program into rf/if.
+ */
+#define PHY_CSR9 0x04d2
+#define PHY_CSR9_RF_VALUE FIELD16(0xffff)
+
+/*
+ * PHY_CSR10: RF access register.
+ * RF_VALUE: Register value + id to program into rf/if.
+ * RF_NUMBER_OF_BITS: Number of bits used in value (i:20, rfmd:22).
+ * RF_IF_SELECT: Chip to program: 0: rf, 1: if.
+ * RF_PLL_LD: Rf pll_ld status.
+ * RF_BUSY: 1: asic is busy execute rf programming.
+ */
+#define PHY_CSR10 0x04d4
+#define PHY_CSR10_RF_VALUE FIELD16(0x00ff)
+#define PHY_CSR10_RF_NUMBER_OF_BITS FIELD16(0x1f00)
+#define PHY_CSR10_RF_IF_SELECT FIELD16(0x2000)
+#define PHY_CSR10_RF_PLL_LD FIELD16(0x4000)
+#define PHY_CSR10_RF_BUSY FIELD16(0x8000)
+
+/*
+ * STA_CSR0: FCS error count.
+ * FCS_ERROR: FCS error count, cleared when read.
+ */
+#define STA_CSR0 0x04e0
+#define STA_CSR0_FCS_ERROR FIELD16(0xffff)
+
+/*
+ * STA_CSR1: PLCP error count.
+ */
+#define STA_CSR1 0x04e2
+
+/*
+ * STA_CSR2: LONG error count.
+ */
+#define STA_CSR2 0x04e4
+
+/*
+ * STA_CSR3: CCA false alarm.
+ * FALSE_CCA_ERROR: False CCA error count, cleared when read.
+ */
+#define STA_CSR3 0x04e6
+#define STA_CSR3_FALSE_CCA_ERROR FIELD16(0xffff)
+
+/*
+ * STA_CSR4: RX FIFO overflow.
+ */
+#define STA_CSR4 0x04e8
+
+/*
+ * STA_CSR5: Beacon sent counter.
+ */
+#define STA_CSR5 0x04ea
+
+/*
+ * Statistics registers
+ */
+#define STA_CSR6 0x04ec
+#define STA_CSR7 0x04ee
+#define STA_CSR8 0x04f0
+#define STA_CSR9 0x04f2
+#define STA_CSR10 0x04f4
+
+/*
+ * BBP registers.
+ * The wordsize of the BBP is 8 bits.
+ */
+
+/*
+ * R2: TX antenna control
+ */
+#define BBP_R2_TX_ANTENNA FIELD8(0x03)
+#define BBP_R2_TX_IQ_FLIP FIELD8(0x04)
+
+/*
+ * R14: RX antenna control
+ */
+#define BBP_R14_RX_ANTENNA FIELD8(0x03)
+#define BBP_R14_RX_IQ_FLIP FIELD8(0x04)
+
+/*
+ * RF registers.
+ */
+
+/*
+ * RF 1
+ */
+#define RF1_TUNER FIELD32(0x00020000)
+
+/*
+ * RF 3
+ */
+#define RF3_TUNER FIELD32(0x00000100)
+#define RF3_TXPOWER FIELD32(0x00003e00)
+
+/*
+ * EEPROM contents.
+ */
+
+/*
+ * HW MAC address.
+ */
+#define EEPROM_MAC_ADDR_0 0x0002
+#define EEPROM_MAC_ADDR_BYTE0 FIELD16(0x00ff)
+#define EEPROM_MAC_ADDR_BYTE1 FIELD16(0xff00)
+#define EEPROM_MAC_ADDR1 0x0003
+#define EEPROM_MAC_ADDR_BYTE2 FIELD16(0x00ff)
+#define EEPROM_MAC_ADDR_BYTE3 FIELD16(0xff00)
+#define EEPROM_MAC_ADDR_2 0x0004
+#define EEPROM_MAC_ADDR_BYTE4 FIELD16(0x00ff)
+#define EEPROM_MAC_ADDR_BYTE5 FIELD16(0xff00)
+
+/*
+ * EEPROM antenna.
+ * ANTENNA_NUM: Number of antenna's.
+ * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
+ * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
+ * LED_MODE: 0: default, 1: TX/RX activity, 2: Single (ignore link), 3: rsvd.
+ * DYN_TXAGC: Dynamic TX AGC control.
+ * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
+ * RF_TYPE: Rf_type of this adapter.
+ */
+#define EEPROM_ANTENNA 0x000b
+#define EEPROM_ANTENNA_NUM FIELD16(0x0003)
+#define EEPROM_ANTENNA_TX_DEFAULT FIELD16(0x000c)
+#define EEPROM_ANTENNA_RX_DEFAULT FIELD16(0x0030)
+#define EEPROM_ANTENNA_LED_MODE FIELD16(0x01c0)
+#define EEPROM_ANTENNA_DYN_TXAGC FIELD16(0x0200)
+#define EEPROM_ANTENNA_HARDWARE_RADIO FIELD16(0x0400)
+#define EEPROM_ANTENNA_RF_TYPE FIELD16(0xf800)
+
+/*
+ * EEPROM NIC config.
+ * CARDBUS_ACCEL: 0: enable, 1: disable.
+ * DYN_BBP_TUNE: 0: enable, 1: disable.
+ * CCK_TX_POWER: CCK TX power compensation.
+ */
+#define EEPROM_NIC 0x000c
+#define EEPROM_NIC_CARDBUS_ACCEL FIELD16(0x0001)
+#define EEPROM_NIC_DYN_BBP_TUNE FIELD16(0x0002)
+#define EEPROM_NIC_CCK_TX_POWER FIELD16(0x000c)
+
+/*
+ * EEPROM geography.
+ * GEO: Default geography setting for device.
+ */
+#define EEPROM_GEOGRAPHY 0x000d
+#define EEPROM_GEOGRAPHY_GEO FIELD16(0x0f00)
+
+/*
+ * EEPROM BBP.
+ */
+#define EEPROM_BBP_START 0x000e
+#define EEPROM_BBP_SIZE 16
+#define EEPROM_BBP_VALUE FIELD16(0x00ff)
+#define EEPROM_BBP_REG_ID FIELD16(0xff00)
+
+/*
+ * EEPROM TXPOWER
+ */
+#define EEPROM_TXPOWER_START 0x001e
+#define EEPROM_TXPOWER_SIZE 7
+#define EEPROM_TXPOWER_1 FIELD16(0x00ff)
+#define EEPROM_TXPOWER_2 FIELD16(0xff00)
+
+/*
+ * EEPROM Tuning threshold
+ */
+#define EEPROM_BBPTUNE 0x0030
+#define EEPROM_BBPTUNE_THRESHOLD FIELD16(0x00ff)
+
+/*
+ * EEPROM BBP R24 Tuning.
+ */
+#define EEPROM_BBPTUNE_R24 0x0031
+#define EEPROM_BBPTUNE_R24_LOW FIELD16(0x00ff)
+#define EEPROM_BBPTUNE_R24_HIGH FIELD16(0xff00)
+
+/*
+ * EEPROM BBP R25 Tuning.
+ */
+#define EEPROM_BBPTUNE_R25 0x0032
+#define EEPROM_BBPTUNE_R25_LOW FIELD16(0x00ff)
+#define EEPROM_BBPTUNE_R25_HIGH FIELD16(0xff00)
+
+/*
+ * EEPROM BBP R24 Tuning.
+ */
+#define EEPROM_BBPTUNE_R61 0x0033
+#define EEPROM_BBPTUNE_R61_LOW FIELD16(0x00ff)
+#define EEPROM_BBPTUNE_R61_HIGH FIELD16(0xff00)
+
+/*
+ * EEPROM BBP VGC Tuning.
+ */
+#define EEPROM_BBPTUNE_VGC 0x0034
+#define EEPROM_BBPTUNE_VGCUPPER FIELD16(0x00ff)
+#define EEPROM_BBPTUNE_VGCLOWER FIELD16(0xff00)
+
+/*
+ * EEPROM BBP R17 Tuning.
+ */
+#define EEPROM_BBPTUNE_R17 0x0035
+#define EEPROM_BBPTUNE_R17_LOW FIELD16(0x00ff)
+#define EEPROM_BBPTUNE_R17_HIGH FIELD16(0xff00)
+
+/*
+ * RSSI <-> dBm offset calibration
+ */
+#define EEPROM_CALIBRATE_OFFSET 0x0036
+#define EEPROM_CALIBRATE_OFFSET_RSSI FIELD16(0x00ff)
+
+/*
+ * DMA descriptor defines.
+ */
+#define TXD_DESC_SIZE ( 5 * sizeof(__le32) )
+#define RXD_DESC_SIZE ( 4 * sizeof(__le32) )
+
+/*
+ * TX descriptor format for TX, PRIO, ATIM and Beacon Ring.
+ */
+
+/*
+ * Word0
+ */
+#define TXD_W0_PACKET_ID FIELD32(0x0000000f)
+#define TXD_W0_RETRY_LIMIT FIELD32(0x000000f0)
+#define TXD_W0_MORE_FRAG FIELD32(0x00000100)
+#define TXD_W0_ACK FIELD32(0x00000200)
+#define TXD_W0_TIMESTAMP FIELD32(0x00000400)
+#define TXD_W0_OFDM FIELD32(0x00000800)
+#define TXD_W0_NEW_SEQ FIELD32(0x00001000)
+#define TXD_W0_IFS FIELD32(0x00006000)
+#define TXD_W0_DATABYTE_COUNT FIELD32(0x0fff0000)
+#define TXD_W0_CIPHER FIELD32(0x20000000)
+#define TXD_W0_KEY_ID FIELD32(0xc0000000)
+
+/*
+ * Word1
+ */
+#define TXD_W1_IV_OFFSET FIELD32(0x0000003f)
+#define TXD_W1_AIFS FIELD32(0x000000c0)
+#define TXD_W1_CWMIN FIELD32(0x00000f00)
+#define TXD_W1_CWMAX FIELD32(0x0000f000)
+
+/*
+ * Word2: PLCP information
+ */
+#define TXD_W2_PLCP_SIGNAL FIELD32(0x000000ff)
+#define TXD_W2_PLCP_SERVICE FIELD32(0x0000ff00)
+#define TXD_W2_PLCP_LENGTH_LOW FIELD32(0x00ff0000)
+#define TXD_W2_PLCP_LENGTH_HIGH FIELD32(0xff000000)
+
+/*
+ * Word3
+ */
+#define TXD_W3_IV FIELD32(0xffffffff)
+
+/*
+ * Word4
+ */
+#define TXD_W4_EIV FIELD32(0xffffffff)
+
+/*
+ * RX descriptor format for RX Ring.
+ */
+
+/*
+ * Word0
+ */
+#define RXD_W0_UNICAST_TO_ME FIELD32(0x00000002)
+#define RXD_W0_MULTICAST FIELD32(0x00000004)
+#define RXD_W0_BROADCAST FIELD32(0x00000008)
+#define RXD_W0_MY_BSS FIELD32(0x00000010)
+#define RXD_W0_CRC_ERROR FIELD32(0x00000020)
+#define RXD_W0_OFDM FIELD32(0x00000040)
+#define RXD_W0_PHYSICAL_ERROR FIELD32(0x00000080)
+#define RXD_W0_CIPHER FIELD32(0x00000100)
+#define RXD_W0_CIPHER_ERROR FIELD32(0x00000200)
+#define RXD_W0_DATABYTE_COUNT FIELD32(0x0fff0000)
+
+/*
+ * Word1
+ */
+#define RXD_W1_RSSI FIELD32(0x000000ff)
+#define RXD_W1_SIGNAL FIELD32(0x0000ff00)
+
+/*
+ * Word2
+ */
+#define RXD_W2_IV FIELD32(0xffffffff)
+
+/*
+ * Word3
+ */
+#define RXD_W3_EIV FIELD32(0xffffffff)
+
+/*
+ * Macros for converting txpower from EEPROM to mac80211 value
+ * and from mac80211 value to register value.
+ */
+#define MIN_TXPOWER 0
+#define MAX_TXPOWER 31
+#define DEFAULT_TXPOWER 24
+
+#define TXPOWER_FROM_DEV(__txpower) \
+ (((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
+
+#define TXPOWER_TO_DEV(__txpower) \
+ clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
+
+#endif /* RT2500USB_H */