xref: /openbmc/u-boot/include/net/pfe_eth/pfe/cbus/gpi.h (revision dd1033e4)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2015-2016 Freescale Semiconductor, Inc.
4  * Copyright 2017 NXP
5  */
6 
7 #ifndef _GPI_H_
8 #define _GPI_H_
9 
10 #define GPI_VERSION			0x00
11 #define GPI_CTRL			0x04
12 #define GPI_RX_CONFIG			0x08
13 #define GPI_HDR_SIZE			0x0c
14 #define GPI_BUF_SIZE			0x10
15 #define GPI_LMEM_ALLOC_ADDR		0x14
16 #define GPI_LMEM_FREE_ADDR		0x18
17 #define GPI_DDR_ALLOC_ADDR		0x1c
18 #define GPI_DDR_FREE_ADDR		0x20
19 #define GPI_CLASS_ADDR			0x24
20 #define GPI_DRX_FIFO			0x28
21 #define GPI_TRX_FIFO			0x2c
22 #define GPI_INQ_PKTPTR			0x30
23 #define GPI_DDR_DATA_OFFSET		0x34
24 #define GPI_LMEM_DATA_OFFSET		0x38
25 #define GPI_TMLF_TX			0x4c
26 #define GPI_DTX_ASEQ			0x50
27 #define GPI_FIFO_STATUS			0x54
28 #define GPI_FIFO_DEBUG			0x58
29 #define GPI_TX_PAUSE_TIME		0x5c
30 #define GPI_LMEM_SEC_BUF_DATA_OFFSET	0x60
31 #define GPI_DDR_SEC_BUF_DATA_OFFSET	0x64
32 #define GPI_TOE_CHKSUM_EN		0x68
33 #define GPI_OVERRUN_DROPCNT		0x6c
34 #define GPI_AXI_CTRL			0x70
35 
36 struct gpi_cfg {
37 	u32 lmem_rtry_cnt;
38 	u32 tmlf_txthres;
39 	u32 aseq_len;
40 };
41 
42 /* GPI commons defines */
43 #define GPI_LMEM_BUF_EN		0x1
44 #define GPI_DDR_BUF_EN		0x1
45 
46 /* EGPI 1 defines */
47 #define EGPI1_LMEM_RTRY_CNT	0x40
48 #define EGPI1_TMLF_TXTHRES	0xBC
49 #define EGPI1_ASEQ_LEN		0x50
50 
51 /* EGPI 2 defines */
52 #define EGPI2_LMEM_RTRY_CNT	0x40
53 #define EGPI2_TMLF_TXTHRES	0xBC
54 #define EGPI2_ASEQ_LEN		0x40
55 
56 /* HGPI defines */
57 #define HGPI_LMEM_RTRY_CNT	0x40
58 #define HGPI_TMLF_TXTHRES	0xBC
59 #define HGPI_ASEQ_LEN		0x40
60 
61 #endif /* _GPI_H_ */
62