Move usb-drv-as3525 defines into header file

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26907 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 319 insertions, 291 deletions

diff --git a/firmware/target/arm/as3525/usb-drv-as3525.c b/firmware/target/arm/as3525/usb-drv-as3525.c
index fe3b38f..a5a3689 100644
--- a/firmware/target/arm/as3525/usb-drv-as3525.c
+++ b/firmware/target/arm/as3525/usb-drv-as3525.c
@@ -7,7 +7,7 @@
  *                     \/            \/     \/    \/            \/
  * $Id$
  *
- * Copyright © 2009 Rafaël Carré
+ * Copyright © 2010 Tobias Diedrich
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -36,296 +36,7 @@
 
 #if defined(USE_ROCKBOX_USB)
 
-#define USB_NUM_EPS         4
-
-typedef struct {
-    volatile unsigned long offset[4096];
-} __regbase;
-
-/*
- * This generates better code.
- * Stripped object size with __regbase construct:  5192
- * Stripped object size with *((volatile int)(x)): 5228
- */
-#define USB_REG(x)    ((__regbase *)(USB_BASE))->offset[(x)>>2]
-
-/* 4 input endpoints */
-#define USB_IEP_CTRL(i)         USB_REG(0x0000 + i*0x20)
-#define USB_IEP_STS(i)          USB_REG(0x0004 + i*0x20)
-/* txfsize: bits 0-15 */
-#define USB_IEP_TXFSIZE(i)      USB_REG(0x0008 + i*0x20)
-/* mps: bits 0-10 (max 2047) */
-#define USB_IEP_MPS(i)          USB_REG(0x000C + i*0x20)
-#define USB_IEP_DESC_PTR(i)     USB_REG(0x0014 + i*0x20)
-#define USB_IEP_STS_MASK(i)     USB_REG(0x0018 + i*0x20)
-
-/* 4 output endpoints */
-#define USB_OEP_CTRL(i)         USB_REG(0x0200 + i*0x20)
-#define USB_OEP_STS(i)          USB_REG(0x0204 + i*0x20)
-/* 'rx packet frame number' */
-#define USB_OEP_RXFR(i)         USB_REG(0x0208 + i*0x20)
-/* mps: bits 0-10 (max 2047), bits 23-31 are fifo size */
-#define USB_OEP_MPS(i)          USB_REG(0x020C + i*0x20)
-#define USB_OEP_SUP_PTR(i)      USB_REG(0x0210 + i*0x20)
-#define USB_OEP_DESC_PTR(i)     USB_REG(0x0214 + i*0x20)
-#define USB_OEP_STS_MASK(i)     USB_REG(0x0218 + i*0x20)
-
-/* more general macro */
-/* d: true => IN, false => OUT */
-#define USB_EP_CTRL(i,d)        USB_REG(0x0000 + i*0x20 + (!d)*0x0200)
-#define USB_EP_STS(i,d)         USB_REG(0x0004 + i*0x20 + (!d)*0x0200)
-#define USB_EP_TXFSIZE(i,d)     USB_REG(0x0008 + i*0x20 + (!d)*0x0200)
-#define USB_EP_MPS(i,d)         USB_REG(0x000C + i*0x20 + (!d)*0x0200)
-#define USB_EP_DESC_PTR(i,d)    USB_REG(0x0014 + i*0x20 + (!d)*0x0200)
-#define USB_EP_STS_MASK(i,d)    USB_REG(0x0018 + i*0x20 + (!d)*0x0200)
-
-#define USB_DEV_CFG             USB_REG(0x0400)
-#define USB_DEV_CTRL            USB_REG(0x0404)
-#define USB_DEV_STS             USB_REG(0x0408)
-#define USB_DEV_INTR            USB_REG(0x040C)
-#define USB_DEV_INTR_MASK       USB_REG(0x0410)
-#define USB_DEV_EP_INTR         USB_REG(0x0414)
-#define USB_DEV_EP_INTR_MASK    USB_REG(0x0418)
-
-/* NOTE: Not written to in OF, most lied in host mode? */
-#define USB_PHY_EP0_INFO        USB_REG(0x0504)
-#define USB_PHY_EP1_INFO        USB_REG(0x0508)
-#define USB_PHY_EP2_INFO        USB_REG(0x050C)
-#define USB_PHY_EP3_INFO        USB_REG(0x0510)
-#define USB_PHY_EP4_INFO        USB_REG(0x0514)
-#define USB_PHY_EP5_INFO        USB_REG(0x0518)
-
-/* 4 channels */
-#define USB_HOST_CH_SPLT(i)     USB_REG(0x1000 + i*0x20)
-#define USB_HOST_CH_STS(i)      USB_REG(0x1004 + i*0x20)
-#define USB_HOST_CH_TXFSIZE(i)  USB_REG(0x1008 + i*0x20)
-#define USB_HOST_CH_REQ(i)      USB_REG(0x100C + i*0x20)
-#define USB_HOST_CH_PER_INFO(i) USB_REG(0x1010 + i*0x20)
-#define USB_HOST_CH_DESC_PTR(i) USB_REG(0x1014 + i*0x20)
-#define USB_HOST_CH_STS_MASK(i) USB_REG(0x1018 + i*0x20)
-
-#define USB_HOST_CFG            USB_REG(0x1400)
-#define USB_HOST_CTRL           USB_REG(0x1404)
-#define USB_HOST_INTR           USB_REG(0x140C)
-#define USB_HOST_INTR_MASK      USB_REG(0x1410)
-#define USB_HOST_CH_INTR        USB_REG(0x1414)
-#define USB_HOST_CH_INTR_MASK   USB_REG(0x1418)
-#define USB_HOST_FRAME_INT      USB_REG(0x141C)
-#define USB_HOST_FRAME_REM      USB_REG(0x1420)
-#define USB_HOST_FRAME_NUM      USB_REG(0x1424)
-
-#define USB_HOST_PORT0_CTRL_STS USB_REG(0x1500)
-
-#define USB_OTG_CSR             USB_REG(0x2000)
-#define USB_I2C_CSR             USB_REG(0x2004)
-#define USB_GPIO_CSR            USB_REG(0x2008)
-#define USB_SNPSID_CSR          USB_REG(0x200C)
-#define USB_USERID_CSR          USB_REG(0x2010)
-#define USB_USER_CONF1          USB_REG(0x2014)
-#define USB_USER_CONF2          USB_REG(0x2018)
-#define USB_USER_CONF3          USB_REG(0x201C)
-#define USB_USER_CONF4          USB_REG(0x2020)
-/* USER_CONF5 seems to the same as USBt least on read */
-#define USB_USER_CONF5          USB_REG(0x2024)
-
-#define USB_CSR_NUM_MASK        0x0000000f
-#define USB_CSR_DIR_MASK        0x00000010
-#define USB_CSR_DIR_IN            0x00000010
-#define USB_CSR_DIR_OUT           0x00000000
-#define USB_CSR_TYPE_MASK       0x00000060
-#define USB_CSR_TYPE_CTL          0x00000000
-#define USB_CSR_TYPE_ISO          0x00000020
-#define USB_CSR_TYPE_BULK         0x00000040
-#define USB_CSR_TYPE_INT          0x00000060
-#define USB_CSR_CFG_MASK        0x00000780
-#define USB_CSR_INTF_MASK       0x00007800
-#define USB_CSR_ALT_MASK        0x00078000
-#define USB_CSR_MAXPKT_MASK     0x3ff80000
-#define USB_CSR_ISOMULT_MASK    0xc0000000
-
-/* write bits 31..16 */
-#define USB_GPIO_IDDIG_SEL        (1<<30)
-#define USB_GPIO_FS_DATA_EXT      (1<<29)
-#define USB_GPIO_FS_SE0_EXT       (1<<28)
-#define USB_GPIO_FS_XCVR_OWNER    (1<<27)
-#define USB_GPIO_TX_ENABLE_N      (1<<26)
-#define USB_GPIO_TX_BIT_STUFF_EN  (1<<25)
-#define USB_GPIO_BSESSVLD_EXT     (1<<24)
-#define USB_GPIO_ASESSVLD_EXT     (1<<23)
-#define USB_GPIO_VBUS_VLD_EXT     (1<<22)
-#define USB_GPIO_VBUS_VLD_EXT_SEL (1<<21)
-#define USB_GPIO_XO_ON            (1<<20)
-#define USB_GPIO_CLK_SEL11        (3<<18)
-#define USB_GPIO_CLK_SEL10        (2<<18)
-#define USB_GPIO_CLK_SEL01        (1<<18)
-#define USB_GPIO_CLK_SEL00        (0<<18)
-#define USB_GPIO_XO_EXT_CLK_ENBN  (1<<17)
-#define USB_GPIO_XO_REFCLK_ENB    (1<<16)
-/* readronly bits 15..0 */
-#define USB_GPIO_PHY_VBUSDRV      (1<< 1)
-#define USB_GPIO_HS_INTR          (1<< 0)
-
-/* Device Control Register and bit fields */
-#define USB_DEV_CTRL_REMOTE_WAKEUP      0x00000001  // set remote wake-up signal
-#define USB_DEV_CTRL_RESERVED0          0x00000002  // reserved, ro, read as 0
-#define USB_DEV_CTRL_RDE                0x00000004  // receive dma enable
-#define USB_DEV_CTRL_TDE                0x00000008  // transmit dma enable
-#define USB_DEV_CTRL_DESC_UPDATE        0x00000010  // update desc after dma
-#define USB_DEV_CTRL_BE                 0x00000020  // big endian when set (ro)
-#define USB_DEV_CTRL_BUFFER_FULL        0x00000040
-#define USB_DEV_CTRL_THRES_ENABLE       0x00000080  // threshold enable
-#define USB_DEV_CTRL_BURST_ENABLE       0x00000100  // ahb burst enable
-#define USB_DEV_CTRL_MODE               0x00000200  // 0=slave, 1=dma
-#define USB_DEV_CTRL_SOFT_DISCONN       0x00000400  // soft disconnect
-#define USB_DEV_CTRL_SCALEDOWN          0x00000800  // for simulation speedup
-#define USB_DEV_CTRL_DEVNAK             0x00001000  // set nak on all OUT EPs
-#define USB_DEV_CTRL_APCSR_DONE           0x00002000  // set to signal CSR update
-#define USB_DEV_CTRL_MASK_BURST_LEN     0x000f0000  // mask for burst length
-#define USB_DEV_CTRL_MASK_THRESHOLD_LEN 0xff000000  // mask for threshold length
-
-/* settings of burst length for maskBurstLen_c field */
-/* amd 5536 datasheet: (BLEN+1) dwords */
-#define USB_DEV_CTRL_BLEN_1DWORD        0x00000000
-#define USB_DEV_CTRL_BLEN_2DWORDS       0x00010000
-#define USB_DEV_CTRL_BLEN_4DWORDS       0x00020000
-#define USB_DEV_CTRL_BLEN_8DWORDS       0x00030000
-#define USB_DEV_CTRL_BLEN_16DWORDS      0x00040000
-#define USB_DEV_CTRL_BLEN_32DWORDS      0x00050000
-#define USB_DEV_CTRL_BLEN_64DWORDS      0x00060000
-#define USB_DEV_CTRL_BLEN_128DWORDS     0x00070000
-#define USB_DEV_CTRL_BLEN_256DWORDS     0x00080000
-#define USB_DEV_CTRL_BLEN_512DWORDS     0x00090000
-
-/* settings of threshold length for maskThresholdLen_c field */
-/* amd 5536 datasheet: (TLEN+1) dwords */
-#define USB_DEV_CTRL_TLEN_1DWORD        0x00000000
-#define USB_DEV_CTRL_TLEN_HALFMAXSIZE   0x01000000
-#define USB_DEV_CTRL_TLEN_4THMAXSIZE    0x02000000
-#define USB_DEV_CTRL_TLEN_8THMAXSIZE    0x03000000
-
-#define USB_DEV_CFG_HS                  0x00000000
-#define USB_DEV_CFG_FS                  0x00000001 /* 30 or 60MHz */
-#define USB_DEV_CFG_LS                  0x00000002
-#define USB_DEV_CFG_FS_48               0x00000003 /* 48MHz */
-#define USB_DEV_CFG_REMOTE_WAKEUP       0x00000004
-#define USB_DEV_CFG_SELF_POWERED        0x00000008
-#define USB_DEV_CFG_SYNC_FRAME          0x00000010
-#define USB_DEV_CFG_PI_16BIT            0x00000000
-#define USB_DEV_CFG_PI_8BIT             0x00000020
-#define USB_DEV_CFG_UNI_DIR             0x00000000
-#define USB_DEV_CFG_BI_DIR              0x00000040
-#define USB_DEV_CFG_STAT_ACK            0x00000000
-#define USB_DEV_CFG_STAT_STALL          0x00000080
-#define USB_DEV_CFG_PHY_ERR_DETECT      0x00000200 /* monitor phy for errors */
-#define USB_DEV_CFG_HALT_STAT           0x00010000 /* ENDPOINT_HALT supported */
-    /* 0: ACK, 1: STALL */
-#define USB_DEV_CFG_CSR_PRG             0x00020000
-#define USB_DEV_CFG_SET_DESC            0x00040000 /* SET_DESCRIPTOR supported */
-    /* 0: STALL, 1: pass on setup packet */
-#define USB_DEV_CFG_DMA_RESET           0x20000000
-#define USB_DEV_CFG_HNPSFEN             0x40000000
-#define USB_DEV_CFG_SOFT_RESET          0x80000000
-
-/* Device Status Register and bit fields */
-#define USB_DEV_STS_MASK_CFG            0x0000000f
-#define USB_DEV_STS_MASK_IF             0x000000f0
-#define USB_DEV_STS_MASK_ALT_SET        0x00000f00
-#define USB_DEV_STS_SUSPEND_STAT        0x00001000
-#define USB_DEV_STS_MASK_SPD            0x00006000 /* Enumerated Speed */
-#define USB_DEV_STS_SPD_HS                0x00000000
-#define USB_DEV_STS_SPD_FS                0x00002000
-#define USB_DEV_STS_SPD_LS                0x00004000
-#define USB_DEV_STS_RXF_EMPTY           0x00008000
-#define USB_DEV_STS_PHY_ERROR           0x00010000
-#define USB_DEV_STS_SESSVLD             0x00020000 /* session valid (vbus>1.2V) */
-#define USB_DEV_STS_MASK_FRM_NUM        0xfffc0000 /* SOF frame number */
-
-
-/* Device Intr Register and bit fields */
-#define USB_DEV_INTR_SET_CONFIG         0x00000001  /* set configuration cmd rcvd */
-#define USB_DEV_INTR_SET_INTERFACE      0x00000002  /* set interface command rcvd */
-#define USB_DEV_INTR_EARLY_SUSPEND      0x00000004  /* idle on usb for 3ms */
-#define USB_DEV_INTR_USB_RESET          0x00000008  /* usb bus reset req */
-#define USB_DEV_INTR_USB_SUSPEND        0x00000010  /* usb bus suspend req */
-#define USB_DEV_INTR_SOF                0x00000020  /* SOF seen on bus */
-#define USB_DEV_INTR_ENUM_DONE          0x00000040  /* usb speed enum done */
-#define USB_DEV_INTR_SVC                0x00000080  /* USB_DEV_STS changed */
-
-/* EP Control Register Fields */
-#define USB_EP_CTRL_STALL               0x00000001
-#define USB_EP_CTRL_FLUSH               0x00000002     /* EP In data fifo Flush */
-#define USB_EP_CTRL_SNOOP_MODE          0x00000004     // snoop mode for out endpoint
-#define USB_EP_CTRL_PD                  0x00000008     /* EP Poll Demand */
-#define USB_EP_CTRL_EPTYPE_MASK         0x00000030     // bit 5-4: endpoint types
-#define USB_EP_TYPE_CONTROL               0x00000000   // control endpoint
-#define USB_EP_TYPE_ISO                   0x00000010   // isochronous endpoint
-#define USB_EP_TYPE_BULK                  0x00000020   // bulk endpoint
-#define USB_EP_TYPE_INTERRUPT             0x00000030   // interrupt endpoint
-#define USB_EP_CTRL_NAK                 0x00000040     /* EP NAK Status */
-#define USB_EP_CTRL_SNAK                0x00000080     /* EP Set NAK Bit */
-#define USB_EP_CTRL_CNAK                0x00000100     /* EP Clr NAK Bit */
-#define USB_EP_CTRL_ACT                 0x00000400     /* EP Clr NAK Bit */
-
-/* bit fields in EP Status Register */
-#define USB_EP_STAT_OUT_RCVD            0x00000010     /* OUT token received */
-#define USB_EP_STAT_SETUP_RCVD          0x00000020     /* SETUP token received */
-#define USB_EP_STAT_IN                  0x00000040     /* IN token received? */
-#define USB_EP_STAT_BNA                 0x00000080     /* Buffer Not Available */
-#define USB_EP_STAT_BUFF_ERROR          0x00000100
-#define USB_EP_STAT_HERR                0x00000200     /* Host Error */
-#define USB_EP_STAT_AHB_ERROR           0x00000200
-#define USB_EP_STAT_TDC                 0x00000400     /* Transmit DMA Complete */
-
-/*-------------------------*/
-/* DMA Related Definitions */
-/*-------------------------*/
-
-/* dma status */
-#define USB_DMA_DESC_BUFF_STS           0x80000000    /* Buffer Status */
-#define USB_DMA_DESC_BS_HST_RDY         0x80000000    /* Host Ready */
-#define USB_DMA_DESC_BS_DMA_DONE        0x00000000    /* DMA Done */
-#define USB_DMA_DESC_ZERO_LEN           0x40000000    /* zero length packet */
-#define USB_DMA_DESC_EARY_INTR          0x20000000    /* early interrupt */
-#define USB_DMA_DESC_RXTX_STS           0x10000000
-#define USB_DMA_DESC_RTS_SUCC           0x00000000    /* Success */
-#define USB_DMA_DESC_RTS_BUFERR         0x10000000    /* Buffer Error */
-#define USB_DMA_DESC_LAST               0x08000000
-#define USB_DMA_DESC_MASK_FRAM_NUM      0x07ff0000    // bits 26-16: frame number for iso
-#define USB_DMA_DESC_RXTX_BYTES         0x0000FFFF
-
-/* setup descriptor */
-#define SETUP_MASK_CONFIG_STAT          0x0fff0000
-#define SETUP_MASK_CONFIG_NUM           0x0f000000
-#define SETUP_MASK_IF_NUM               0x00f00000
-#define SETUP_MASK_ALT_SETNUM           0x000f0000
-
-#define EP_STATE_ALLOCATED              0x00000001
-#define EP_STATE_BUSY                   0x00000002
-#define EP_STATE_ASYNC                  0x00000004
-
-struct usb_dev_dma_desc {
-    int   status;
-    int   resv;
-    void  *data_ptr;
-    void  *next_desc;
-};
-
-struct usb_dev_setup_buf {
-    int   status;
-    int   resv;
-    int   data1; /* first 4 bytes of data */
-    int   data2; /* last 4 bytes of data */
-};
-
-struct usb_endpoint
-{
-    void *buf;
-    unsigned int len;
-    volatile unsigned int state;
-    int rc;
-    struct wakeup complete;
-    struct usb_dev_dma_desc *uc_desc;
-};
+#include "usb-drv-as3525.h"
 
 static struct usb_endpoint endpoints[USB_NUM_EPS][2];
 
diff --git a/firmware/target/arm/as3525/usb-drv-as3525.h b/firmware/target/arm/as3525/usb-drv-as3525.h
new file mode 100644
index 0000000..3a43417
--- /dev/null
+++ b/firmware/target/arm/as3525/usb-drv-as3525.h
@@ -0,0 +1,317 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright © 2010 Tobias Diedrich
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef __USB_DRV_AS3525_H__
+#define __USB_DRV_AS3525_H__
+
+#include "as3525.h"
+
+#define USB_NUM_EPS         4
+
+typedef struct {
+    volatile unsigned long offset[4096];
+} __regbase;
+
+/*
+ * This generates better code.
+ * Stripped object size with __regbase construct:  5192
+ * Stripped object size with *((volatile int)(x)): 5228
+ */
+#define USB_REG(x)    ((__regbase *)(USB_BASE))->offset[(x)>>2]
+
+/* 4 input endpoints */
+#define USB_IEP_CTRL(i)         USB_REG(0x0000 + i*0x20)
+#define USB_IEP_STS(i)          USB_REG(0x0004 + i*0x20)
+/* txfsize: bits 0-15 */
+#define USB_IEP_TXFSIZE(i)      USB_REG(0x0008 + i*0x20)
+/* mps: bits 0-10 (max 2047) */
+#define USB_IEP_MPS(i)          USB_REG(0x000C + i*0x20)
+#define USB_IEP_DESC_PTR(i)     USB_REG(0x0014 + i*0x20)
+#define USB_IEP_STS_MASK(i)     USB_REG(0x0018 + i*0x20)
+
+/* 4 output endpoints */
+#define USB_OEP_CTRL(i)         USB_REG(0x0200 + i*0x20)
+#define USB_OEP_STS(i)          USB_REG(0x0204 + i*0x20)
+/* 'rx packet frame number' */
+#define USB_OEP_RXFR(i)         USB_REG(0x0208 + i*0x20)
+/* mps: bits 0-10 (max 2047), bits 23-31 are fifo size */
+#define USB_OEP_MPS(i)          USB_REG(0x020C + i*0x20)
+#define USB_OEP_SUP_PTR(i)      USB_REG(0x0210 + i*0x20)
+#define USB_OEP_DESC_PTR(i)     USB_REG(0x0214 + i*0x20)
+#define USB_OEP_STS_MASK(i)     USB_REG(0x0218 + i*0x20)
+
+/* more general macro */
+/* d: true => IN, false => OUT */
+#define USB_EP_CTRL(i,d)        USB_REG(0x0000 + i*0x20 + (!d)*0x0200)
+#define USB_EP_STS(i,d)         USB_REG(0x0004 + i*0x20 + (!d)*0x0200)
+#define USB_EP_TXFSIZE(i,d)     USB_REG(0x0008 + i*0x20 + (!d)*0x0200)
+#define USB_EP_MPS(i,d)         USB_REG(0x000C + i*0x20 + (!d)*0x0200)
+#define USB_EP_DESC_PTR(i,d)    USB_REG(0x0014 + i*0x20 + (!d)*0x0200)
+#define USB_EP_STS_MASK(i,d)    USB_REG(0x0018 + i*0x20 + (!d)*0x0200)
+
+#define USB_DEV_CFG             USB_REG(0x0400)
+#define USB_DEV_CTRL            USB_REG(0x0404)
+#define USB_DEV_STS             USB_REG(0x0408)
+#define USB_DEV_INTR            USB_REG(0x040C)
+#define USB_DEV_INTR_MASK       USB_REG(0x0410)
+#define USB_DEV_EP_INTR         USB_REG(0x0414)
+#define USB_DEV_EP_INTR_MASK    USB_REG(0x0418)
+
+/* NOTE: Not written to in OF, most lied in host mode? */
+#define USB_PHY_EP0_INFO        USB_REG(0x0504)
+#define USB_PHY_EP1_INFO        USB_REG(0x0508)
+#define USB_PHY_EP2_INFO        USB_REG(0x050C)
+#define USB_PHY_EP3_INFO        USB_REG(0x0510)
+#define USB_PHY_EP4_INFO        USB_REG(0x0514)
+#define USB_PHY_EP5_INFO        USB_REG(0x0518)
+
+/* 4 channels */
+#define USB_HOST_CH_SPLT(i)     USB_REG(0x1000 + i*0x20)
+#define USB_HOST_CH_STS(i)      USB_REG(0x1004 + i*0x20)
+#define USB_HOST_CH_TXFSIZE(i)  USB_REG(0x1008 + i*0x20)
+#define USB_HOST_CH_REQ(i)      USB_REG(0x100C + i*0x20)
+#define USB_HOST_CH_PER_INFO(i) USB_REG(0x1010 + i*0x20)
+#define USB_HOST_CH_DESC_PTR(i) USB_REG(0x1014 + i*0x20)
+#define USB_HOST_CH_STS_MASK(i) USB_REG(0x1018 + i*0x20)
+
+#define USB_HOST_CFG            USB_REG(0x1400)
+#define USB_HOST_CTRL           USB_REG(0x1404)
+#define USB_HOST_INTR           USB_REG(0x140C)
+#define USB_HOST_INTR_MASK      USB_REG(0x1410)
+#define USB_HOST_CH_INTR        USB_REG(0x1414)
+#define USB_HOST_CH_INTR_MASK   USB_REG(0x1418)
+#define USB_HOST_FRAME_INT      USB_REG(0x141C)
+#define USB_HOST_FRAME_REM      USB_REG(0x1420)
+#define USB_HOST_FRAME_NUM      USB_REG(0x1424)
+
+#define USB_HOST_PORT0_CTRL_STS USB_REG(0x1500)
+
+#define USB_OTG_CSR             USB_REG(0x2000)
+#define USB_I2C_CSR             USB_REG(0x2004)
+#define USB_GPIO_CSR            USB_REG(0x2008)
+#define USB_SNPSID_CSR          USB_REG(0x200C)
+#define USB_USERID_CSR          USB_REG(0x2010)
+#define USB_USER_CONF1          USB_REG(0x2014)
+#define USB_USER_CONF2          USB_REG(0x2018)
+#define USB_USER_CONF3          USB_REG(0x201C)
+#define USB_USER_CONF4          USB_REG(0x2020)
+/* USER_CONF5 seems to the same as USBt least on read */
+#define USB_USER_CONF5          USB_REG(0x2024)
+
+#define USB_CSR_NUM_MASK        0x0000000f
+#define USB_CSR_DIR_MASK        0x00000010
+#define USB_CSR_DIR_IN            0x00000010
+#define USB_CSR_DIR_OUT           0x00000000
+#define USB_CSR_TYPE_MASK       0x00000060
+#define USB_CSR_TYPE_CTL          0x00000000
+#define USB_CSR_TYPE_ISO          0x00000020
+#define USB_CSR_TYPE_BULK         0x00000040
+#define USB_CSR_TYPE_INT          0x00000060
+#define USB_CSR_CFG_MASK        0x00000780
+#define USB_CSR_INTF_MASK       0x00007800
+#define USB_CSR_ALT_MASK        0x00078000
+#define USB_CSR_MAXPKT_MASK     0x3ff80000
+#define USB_CSR_ISOMULT_MASK    0xc0000000
+
+/* write bits 31..16 */
+#define USB_GPIO_IDDIG_SEL        (1<<30)
+#define USB_GPIO_FS_DATA_EXT      (1<<29)
+#define USB_GPIO_FS_SE0_EXT       (1<<28)
+#define USB_GPIO_FS_XCVR_OWNER    (1<<27)
+#define USB_GPIO_TX_ENABLE_N      (1<<26)
+#define USB_GPIO_TX_BIT_STUFF_EN  (1<<25)
+#define USB_GPIO_BSESSVLD_EXT     (1<<24)
+#define USB_GPIO_ASESSVLD_EXT     (1<<23)
+#define USB_GPIO_VBUS_VLD_EXT     (1<<22)
+#define USB_GPIO_VBUS_VLD_EXT_SEL (1<<21)
+#define USB_GPIO_XO_ON            (1<<20)
+#define USB_GPIO_CLK_SEL11        (3<<18)
+#define USB_GPIO_CLK_SEL10        (2<<18)
+#define USB_GPIO_CLK_SEL01        (1<<18)
+#define USB_GPIO_CLK_SEL00        (0<<18)
+#define USB_GPIO_XO_EXT_CLK_ENBN  (1<<17)
+#define USB_GPIO_XO_REFCLK_ENB    (1<<16)
+/* readronly bits 15..0 */
+#define USB_GPIO_PHY_VBUSDRV      (1<< 1)
+#define USB_GPIO_HS_INTR          (1<< 0)
+
+/* Device Control Register and bit fields */
+#define USB_DEV_CTRL_REMOTE_WAKEUP      0x00000001  // set remote wake-up signal
+#define USB_DEV_CTRL_RESERVED0          0x00000002  // reserved, ro, read as 0
+#define USB_DEV_CTRL_RDE                0x00000004  // receive dma enable
+#define USB_DEV_CTRL_TDE                0x00000008  // transmit dma enable
+#define USB_DEV_CTRL_DESC_UPDATE        0x00000010  // update desc after dma
+#define USB_DEV_CTRL_BE                 0x00000020  // big endian when set (ro)
+#define USB_DEV_CTRL_BUFFER_FULL        0x00000040
+#define USB_DEV_CTRL_THRES_ENABLE       0x00000080  // threshold enable
+#define USB_DEV_CTRL_BURST_ENABLE       0x00000100  // ahb burst enable
+#define USB_DEV_CTRL_MODE               0x00000200  // 0=slave, 1=dma
+#define USB_DEV_CTRL_SOFT_DISCONN       0x00000400  // soft disconnect
+#define USB_DEV_CTRL_SCALEDOWN          0x00000800  // for simulation speedup
+#define USB_DEV_CTRL_DEVNAK             0x00001000  // set nak on all OUT EPs
+#define USB_DEV_CTRL_APCSR_DONE           0x00002000  // set to signal CSR update
+#define USB_DEV_CTRL_MASK_BURST_LEN     0x000f0000  // mask for burst length
+#define USB_DEV_CTRL_MASK_THRESHOLD_LEN 0xff000000  // mask for threshold length
+
+/* settings of burst length for maskBurstLen_c field */
+/* amd 5536 datasheet: (BLEN+1) dwords */
+#define USB_DEV_CTRL_BLEN_1DWORD        0x00000000
+#define USB_DEV_CTRL_BLEN_2DWORDS       0x00010000
+#define USB_DEV_CTRL_BLEN_4DWORDS       0x00020000
+#define USB_DEV_CTRL_BLEN_8DWORDS       0x00030000
+#define USB_DEV_CTRL_BLEN_16DWORDS      0x00040000
+#define USB_DEV_CTRL_BLEN_32DWORDS      0x00050000
+#define USB_DEV_CTRL_BLEN_64DWORDS      0x00060000
+#define USB_DEV_CTRL_BLEN_128DWORDS     0x00070000
+#define USB_DEV_CTRL_BLEN_256DWORDS     0x00080000
+#define USB_DEV_CTRL_BLEN_512DWORDS     0x00090000
+
+/* settings of threshold length for maskThresholdLen_c field */
+/* amd 5536 datasheet: (TLEN+1) dwords */
+#define USB_DEV_CTRL_TLEN_1DWORD        0x00000000
+#define USB_DEV_CTRL_TLEN_HALFMAXSIZE   0x01000000
+#define USB_DEV_CTRL_TLEN_4THMAXSIZE    0x02000000
+#define USB_DEV_CTRL_TLEN_8THMAXSIZE    0x03000000
+
+#define USB_DEV_CFG_HS                  0x00000000
+#define USB_DEV_CFG_FS                  0x00000001 /* 30 or 60MHz */
+#define USB_DEV_CFG_LS                  0x00000002
+#define USB_DEV_CFG_FS_48               0x00000003 /* 48MHz */
+#define USB_DEV_CFG_REMOTE_WAKEUP       0x00000004
+#define USB_DEV_CFG_SELF_POWERED        0x00000008
+#define USB_DEV_CFG_SYNC_FRAME          0x00000010
+#define USB_DEV_CFG_PI_16BIT            0x00000000
+#define USB_DEV_CFG_PI_8BIT             0x00000020
+#define USB_DEV_CFG_UNI_DIR             0x00000000
+#define USB_DEV_CFG_BI_DIR              0x00000040
+#define USB_DEV_CFG_STAT_ACK            0x00000000
+#define USB_DEV_CFG_STAT_STALL          0x00000080
+#define USB_DEV_CFG_PHY_ERR_DETECT      0x00000200 /* monitor phy for errors */
+#define USB_DEV_CFG_HALT_STAT           0x00010000 /* ENDPOINT_HALT supported */
+    /* 0: ACK, 1: STALL */
+#define USB_DEV_CFG_CSR_PRG             0x00020000
+#define USB_DEV_CFG_SET_DESC            0x00040000 /* SET_DESCRIPTOR supported */
+    /* 0: STALL, 1: pass on setup packet */
+#define USB_DEV_CFG_DMA_RESET           0x20000000
+#define USB_DEV_CFG_HNPSFEN             0x40000000
+#define USB_DEV_CFG_SOFT_RESET          0x80000000
+
+/* Device Status Register and bit fields */
+#define USB_DEV_STS_MASK_CFG            0x0000000f
+#define USB_DEV_STS_MASK_IF             0x000000f0
+#define USB_DEV_STS_MASK_ALT_SET        0x00000f00
+#define USB_DEV_STS_SUSPEND_STAT        0x00001000
+#define USB_DEV_STS_MASK_SPD            0x00006000 /* Enumerated Speed */
+#define USB_DEV_STS_SPD_HS                0x00000000
+#define USB_DEV_STS_SPD_FS                0x00002000
+#define USB_DEV_STS_SPD_LS                0x00004000
+#define USB_DEV_STS_RXF_EMPTY           0x00008000
+#define USB_DEV_STS_PHY_ERROR           0x00010000
+#define USB_DEV_STS_SESSVLD             0x00020000 /* session valid (vbus>1.2V) */
+#define USB_DEV_STS_MASK_FRM_NUM        0xfffc0000 /* SOF frame number */
+
+
+/* Device Intr Register and bit fields */
+#define USB_DEV_INTR_SET_CONFIG         0x00000001  /* set configuration cmd rcvd */
+#define USB_DEV_INTR_SET_INTERFACE      0x00000002  /* set interface command rcvd */
+#define USB_DEV_INTR_EARLY_SUSPEND      0x00000004  /* idle on usb for 3ms */
+#define USB_DEV_INTR_USB_RESET          0x00000008  /* usb bus reset req */
+#define USB_DEV_INTR_USB_SUSPEND        0x00000010  /* usb bus suspend req */
+#define USB_DEV_INTR_SOF                0x00000020  /* SOF seen on bus */
+#define USB_DEV_INTR_ENUM_DONE          0x00000040  /* usb speed enum done */
+#define USB_DEV_INTR_SVC                0x00000080  /* USB_DEV_STS changed */
+
+/* EP Control Register Fields */
+#define USB_EP_CTRL_STALL               0x00000001
+#define USB_EP_CTRL_FLUSH               0x00000002     /* EP In data fifo Flush */
+#define USB_EP_CTRL_SNOOP_MODE          0x00000004     // snoop mode for out endpoint
+#define USB_EP_CTRL_PD                  0x00000008     /* EP Poll Demand */
+#define USB_EP_CTRL_EPTYPE_MASK         0x00000030     // bit 5-4: endpoint types
+#define USB_EP_TYPE_CONTROL               0x00000000   // control endpoint
+#define USB_EP_TYPE_ISO                   0x00000010   // isochronous endpoint
+#define USB_EP_TYPE_BULK                  0x00000020   // bulk endpoint
+#define USB_EP_TYPE_INTERRUPT             0x00000030   // interrupt endpoint
+#define USB_EP_CTRL_NAK                 0x00000040     /* EP NAK Status */
+#define USB_EP_CTRL_SNAK                0x00000080     /* EP Set NAK Bit */
+#define USB_EP_CTRL_CNAK                0x00000100     /* EP Clr NAK Bit */
+#define USB_EP_CTRL_ACT                 0x00000400     /* EP Clr NAK Bit */
+
+/* bit fields in EP Status Register */
+#define USB_EP_STAT_OUT_RCVD            0x00000010     /* OUT token received */
+#define USB_EP_STAT_SETUP_RCVD          0x00000020     /* SETUP token received */
+#define USB_EP_STAT_IN                  0x00000040     /* IN token received? */
+#define USB_EP_STAT_BNA                 0x00000080     /* Buffer Not Available */
+#define USB_EP_STAT_BUFF_ERROR          0x00000100
+#define USB_EP_STAT_HERR                0x00000200     /* Host Error */
+#define USB_EP_STAT_AHB_ERROR           0x00000200
+#define USB_EP_STAT_TDC                 0x00000400     /* Transmit DMA Complete */
+
+/*-------------------------*/
+/* DMA Related Definitions */
+/*-------------------------*/
+
+/* dma status */
+#define USB_DMA_DESC_BUFF_STS           0x80000000    /* Buffer Status */
+#define USB_DMA_DESC_BS_HST_RDY         0x80000000    /* Host Ready */
+#define USB_DMA_DESC_BS_DMA_DONE        0x00000000    /* DMA Done */
+#define USB_DMA_DESC_ZERO_LEN           0x40000000    /* zero length packet */
+#define USB_DMA_DESC_EARY_INTR          0x20000000    /* early interrupt */
+#define USB_DMA_DESC_RXTX_STS           0x10000000
+#define USB_DMA_DESC_RTS_SUCC           0x00000000    /* Success */
+#define USB_DMA_DESC_RTS_BUFERR         0x10000000    /* Buffer Error */
+#define USB_DMA_DESC_LAST               0x08000000
+#define USB_DMA_DESC_MASK_FRAM_NUM      0x07ff0000    // bits 26-16: frame number for iso
+#define USB_DMA_DESC_RXTX_BYTES         0x0000FFFF
+
+/* setup descriptor */
+#define SETUP_MASK_CONFIG_STAT          0x0fff0000
+#define SETUP_MASK_CONFIG_NUM           0x0f000000
+#define SETUP_MASK_IF_NUM               0x00f00000
+#define SETUP_MASK_ALT_SETNUM           0x000f0000
+
+#define EP_STATE_ALLOCATED              0x00000001
+#define EP_STATE_BUSY                   0x00000002
+#define EP_STATE_ASYNC                  0x00000004
+
+struct usb_dev_dma_desc {
+    int   status;
+    int   resv;
+    void  *data_ptr;
+    void  *next_desc;
+};
+
+struct usb_dev_setup_buf {
+    int   status;
+    int   resv;
+    int   data1; /* first 4 bytes of data */
+    int   data2; /* last 4 bytes of data */
+};
+
+struct usb_endpoint
+{
+    void *buf;
+    unsigned int len;
+    volatile unsigned int state;
+    int rc;
+    struct wakeup complete;
+    struct usb_dev_dma_desc *uc_desc;
+};
+
+#endif /* __USB_DRV_AS3525_H__ */