364f8ffc18
This is needed to configure and control QE pario pins from the kernel. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
456 lines
15 KiB
C
456 lines
15 KiB
C
/*
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* Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
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*
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* Authors: Shlomi Gridish <gridish@freescale.com>
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* Li Yang <leoli@freescale.com>
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*
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* Description:
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* QUICC Engine (QE) external definitions and structure.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef _ASM_POWERPC_QE_H
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#define _ASM_POWERPC_QE_H
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#ifdef __KERNEL__
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#include <asm/immap_qe.h>
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#define QE_NUM_OF_SNUM 28
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#define QE_NUM_OF_BRGS 16
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#define QE_NUM_OF_PORTS 1024
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/* Memory partitions
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*/
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#define MEM_PART_SYSTEM 0
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#define MEM_PART_SECONDARY 1
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#define MEM_PART_MURAM 2
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/* Export QE common operations */
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extern void qe_reset(void);
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extern int par_io_init(struct device_node *np);
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extern int par_io_of_config(struct device_node *np);
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extern int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
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int assignment, int has_irq);
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extern int par_io_data_set(u8 port, u8 pin, u8 val);
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/* QE internal API */
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int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input);
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void qe_setbrg(u32 brg, u32 rate);
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int qe_get_snum(void);
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void qe_put_snum(u8 snum);
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unsigned long qe_muram_alloc(int size, int align);
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int qe_muram_free(unsigned long offset);
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unsigned long qe_muram_alloc_fixed(unsigned long offset, int size);
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void qe_muram_dump(void);
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void *qe_muram_addr(unsigned long offset);
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/* Buffer descriptors */
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struct qe_bd {
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u16 status;
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u16 length;
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u32 buf;
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} __attribute__ ((packed));
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#define BD_STATUS_MASK 0xffff0000
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#define BD_LENGTH_MASK 0x0000ffff
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/* Alignment */
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#define QE_INTR_TABLE_ALIGN 16 /* ??? */
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#define QE_ALIGNMENT_OF_BD 8
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#define QE_ALIGNMENT_OF_PRAM 64
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/* RISC allocation */
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enum qe_risc_allocation {
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QE_RISC_ALLOCATION_RISC1 = 1, /* RISC 1 */
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QE_RISC_ALLOCATION_RISC2 = 2, /* RISC 2 */
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QE_RISC_ALLOCATION_RISC1_AND_RISC2 = 3 /* Dynamically choose
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RISC 1 or RISC 2 */
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};
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/* QE extended filtering Table Lookup Key Size */
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enum qe_fltr_tbl_lookup_key_size {
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QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES
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= 0x3f, /* LookupKey parsed by the Generate LookupKey
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CMD is truncated to 8 bytes */
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QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES
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= 0x5f, /* LookupKey parsed by the Generate LookupKey
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CMD is truncated to 16 bytes */
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};
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/* QE FLTR extended filtering Largest External Table Lookup Key Size */
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enum qe_fltr_largest_external_tbl_lookup_key_size {
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QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_NONE
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= 0x0,/* not used */
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QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES
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= QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES, /* 8 bytes */
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QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES
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= QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES, /* 16 bytes */
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};
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/* structure representing QE parameter RAM */
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struct qe_timer_tables {
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u16 tm_base; /* QE timer table base adr */
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u16 tm_ptr; /* QE timer table pointer */
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u16 r_tmr; /* QE timer mode register */
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u16 r_tmv; /* QE timer valid register */
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u32 tm_cmd; /* QE timer cmd register */
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u32 tm_cnt; /* QE timer internal cnt */
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} __attribute__ ((packed));
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#define QE_FLTR_TAD_SIZE 8
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/* QE extended filtering Termination Action Descriptor (TAD) */
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struct qe_fltr_tad {
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u8 serialized[QE_FLTR_TAD_SIZE];
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} __attribute__ ((packed));
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/* Communication Direction */
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enum comm_dir {
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COMM_DIR_NONE = 0,
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COMM_DIR_RX = 1,
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COMM_DIR_TX = 2,
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COMM_DIR_RX_AND_TX = 3
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};
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/* Clocks and BRGs */
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enum qe_clock {
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QE_CLK_NONE = 0,
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QE_BRG1, /* Baud Rate Generator 1 */
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QE_BRG2, /* Baud Rate Generator 2 */
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QE_BRG3, /* Baud Rate Generator 3 */
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QE_BRG4, /* Baud Rate Generator 4 */
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QE_BRG5, /* Baud Rate Generator 5 */
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QE_BRG6, /* Baud Rate Generator 6 */
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QE_BRG7, /* Baud Rate Generator 7 */
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QE_BRG8, /* Baud Rate Generator 8 */
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QE_BRG9, /* Baud Rate Generator 9 */
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QE_BRG10, /* Baud Rate Generator 10 */
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QE_BRG11, /* Baud Rate Generator 11 */
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QE_BRG12, /* Baud Rate Generator 12 */
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QE_BRG13, /* Baud Rate Generator 13 */
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QE_BRG14, /* Baud Rate Generator 14 */
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QE_BRG15, /* Baud Rate Generator 15 */
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QE_BRG16, /* Baud Rate Generator 16 */
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QE_CLK1, /* Clock 1 */
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QE_CLK2, /* Clock 2 */
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QE_CLK3, /* Clock 3 */
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QE_CLK4, /* Clock 4 */
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QE_CLK5, /* Clock 5 */
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QE_CLK6, /* Clock 6 */
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QE_CLK7, /* Clock 7 */
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QE_CLK8, /* Clock 8 */
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QE_CLK9, /* Clock 9 */
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QE_CLK10, /* Clock 10 */
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QE_CLK11, /* Clock 11 */
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QE_CLK12, /* Clock 12 */
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QE_CLK13, /* Clock 13 */
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QE_CLK14, /* Clock 14 */
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QE_CLK15, /* Clock 15 */
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QE_CLK16, /* Clock 16 */
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QE_CLK17, /* Clock 17 */
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QE_CLK18, /* Clock 18 */
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QE_CLK19, /* Clock 19 */
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QE_CLK20, /* Clock 20 */
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QE_CLK21, /* Clock 21 */
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QE_CLK22, /* Clock 22 */
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QE_CLK23, /* Clock 23 */
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QE_CLK24, /* Clock 24 */
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QE_CLK_DUMMY,
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};
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/* QE CMXUCR Registers.
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* There are two UCCs represented in each of the four CMXUCR registers.
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* These values are for the UCC in the LSBs
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*/
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#define QE_CMXUCR_MII_ENET_MNG 0x00007000
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#define QE_CMXUCR_MII_ENET_MNG_SHIFT 12
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#define QE_CMXUCR_GRANT 0x00008000
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#define QE_CMXUCR_TSA 0x00004000
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#define QE_CMXUCR_BKPT 0x00000100
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#define QE_CMXUCR_TX_CLK_SRC_MASK 0x0000000F
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/* QE CMXGCR Registers.
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*/
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#define QE_CMXGCR_MII_ENET_MNG 0x00007000
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#define QE_CMXGCR_MII_ENET_MNG_SHIFT 12
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#define QE_CMXGCR_USBCS 0x0000000f
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/* QE CECR Commands.
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*/
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#define QE_CR_FLG 0x00010000
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#define QE_RESET 0x80000000
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#define QE_INIT_TX_RX 0x00000000
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#define QE_INIT_RX 0x00000001
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#define QE_INIT_TX 0x00000002
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#define QE_ENTER_HUNT_MODE 0x00000003
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#define QE_STOP_TX 0x00000004
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#define QE_GRACEFUL_STOP_TX 0x00000005
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#define QE_RESTART_TX 0x00000006
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#define QE_CLOSE_RX_BD 0x00000007
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#define QE_SWITCH_COMMAND 0x00000007
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#define QE_SET_GROUP_ADDRESS 0x00000008
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#define QE_START_IDMA 0x00000009
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#define QE_MCC_STOP_RX 0x00000009
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#define QE_ATM_TRANSMIT 0x0000000a
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#define QE_HPAC_CLEAR_ALL 0x0000000b
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#define QE_GRACEFUL_STOP_RX 0x0000001a
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#define QE_RESTART_RX 0x0000001b
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#define QE_HPAC_SET_PRIORITY 0x0000010b
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#define QE_HPAC_STOP_TX 0x0000020b
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#define QE_HPAC_STOP_RX 0x0000030b
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#define QE_HPAC_GRACEFUL_STOP_TX 0x0000040b
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#define QE_HPAC_GRACEFUL_STOP_RX 0x0000050b
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#define QE_HPAC_START_TX 0x0000060b
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#define QE_HPAC_START_RX 0x0000070b
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#define QE_USB_STOP_TX 0x0000000a
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#define QE_USB_RESTART_TX 0x0000000b
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#define QE_QMC_STOP_TX 0x0000000c
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#define QE_QMC_STOP_RX 0x0000000d
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#define QE_SS7_SU_FIL_RESET 0x0000000e
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/* jonathbr added from here down for 83xx */
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#define QE_RESET_BCS 0x0000000a
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#define QE_MCC_INIT_TX_RX_16 0x00000003
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#define QE_MCC_STOP_TX 0x00000004
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#define QE_MCC_INIT_TX_1 0x00000005
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#define QE_MCC_INIT_RX_1 0x00000006
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#define QE_MCC_RESET 0x00000007
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#define QE_SET_TIMER 0x00000008
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#define QE_RANDOM_NUMBER 0x0000000c
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#define QE_ATM_MULTI_THREAD_INIT 0x00000011
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#define QE_ASSIGN_PAGE 0x00000012
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#define QE_ADD_REMOVE_HASH_ENTRY 0x00000013
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#define QE_START_FLOW_CONTROL 0x00000014
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#define QE_STOP_FLOW_CONTROL 0x00000015
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#define QE_ASSIGN_PAGE_TO_DEVICE 0x00000016
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#define QE_ASSIGN_RISC 0x00000010
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#define QE_CR_MCN_NORMAL_SHIFT 6
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#define QE_CR_MCN_USB_SHIFT 4
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#define QE_CR_MCN_RISC_ASSIGN_SHIFT 8
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#define QE_CR_SNUM_SHIFT 17
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/* QE CECR Sub Block - sub block of QE command.
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*/
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#define QE_CR_SUBBLOCK_INVALID 0x00000000
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#define QE_CR_SUBBLOCK_USB 0x03200000
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#define QE_CR_SUBBLOCK_UCCFAST1 0x02000000
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#define QE_CR_SUBBLOCK_UCCFAST2 0x02200000
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#define QE_CR_SUBBLOCK_UCCFAST3 0x02400000
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#define QE_CR_SUBBLOCK_UCCFAST4 0x02600000
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#define QE_CR_SUBBLOCK_UCCFAST5 0x02800000
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#define QE_CR_SUBBLOCK_UCCFAST6 0x02a00000
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#define QE_CR_SUBBLOCK_UCCFAST7 0x02c00000
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#define QE_CR_SUBBLOCK_UCCFAST8 0x02e00000
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#define QE_CR_SUBBLOCK_UCCSLOW1 0x00000000
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#define QE_CR_SUBBLOCK_UCCSLOW2 0x00200000
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#define QE_CR_SUBBLOCK_UCCSLOW3 0x00400000
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#define QE_CR_SUBBLOCK_UCCSLOW4 0x00600000
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#define QE_CR_SUBBLOCK_UCCSLOW5 0x00800000
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#define QE_CR_SUBBLOCK_UCCSLOW6 0x00a00000
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#define QE_CR_SUBBLOCK_UCCSLOW7 0x00c00000
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#define QE_CR_SUBBLOCK_UCCSLOW8 0x00e00000
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#define QE_CR_SUBBLOCK_MCC1 0x03800000
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#define QE_CR_SUBBLOCK_MCC2 0x03a00000
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#define QE_CR_SUBBLOCK_MCC3 0x03000000
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#define QE_CR_SUBBLOCK_IDMA1 0x02800000
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#define QE_CR_SUBBLOCK_IDMA2 0x02a00000
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#define QE_CR_SUBBLOCK_IDMA3 0x02c00000
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#define QE_CR_SUBBLOCK_IDMA4 0x02e00000
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#define QE_CR_SUBBLOCK_HPAC 0x01e00000
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#define QE_CR_SUBBLOCK_SPI1 0x01400000
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#define QE_CR_SUBBLOCK_SPI2 0x01600000
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#define QE_CR_SUBBLOCK_RAND 0x01c00000
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#define QE_CR_SUBBLOCK_TIMER 0x01e00000
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#define QE_CR_SUBBLOCK_GENERAL 0x03c00000
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/* QE CECR Protocol - For non-MCC, specifies mode for QE CECR command */
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#define QE_CR_PROTOCOL_UNSPECIFIED 0x00 /* For all other protocols */
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#define QE_CR_PROTOCOL_HDLC_TRANSPARENT 0x00
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#define QE_CR_PROTOCOL_ATM_POS 0x0A
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#define QE_CR_PROTOCOL_ETHERNET 0x0C
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#define QE_CR_PROTOCOL_L2_SWITCH 0x0D
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/* BMR byte order */
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#define QE_BMR_BYTE_ORDER_BO_PPC 0x08 /* powerpc little endian */
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#define QE_BMR_BYTE_ORDER_BO_MOT 0x10 /* motorola big endian */
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#define QE_BMR_BYTE_ORDER_BO_MAX 0x18
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/* BRG configuration register */
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#define QE_BRGC_ENABLE 0x00010000
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#define QE_BRGC_DIVISOR_SHIFT 1
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#define QE_BRGC_DIVISOR_MAX 0xFFF
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#define QE_BRGC_DIV16 1
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/* QE Timers registers */
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#define QE_GTCFR1_PCAS 0x80
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#define QE_GTCFR1_STP2 0x20
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#define QE_GTCFR1_RST2 0x10
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#define QE_GTCFR1_GM2 0x08
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#define QE_GTCFR1_GM1 0x04
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#define QE_GTCFR1_STP1 0x02
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#define QE_GTCFR1_RST1 0x01
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/* SDMA registers */
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#define QE_SDSR_BER1 0x02000000
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#define QE_SDSR_BER2 0x01000000
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#define QE_SDMR_GLB_1_MSK 0x80000000
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#define QE_SDMR_ADR_SEL 0x20000000
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#define QE_SDMR_BER1_MSK 0x02000000
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#define QE_SDMR_BER2_MSK 0x01000000
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#define QE_SDMR_EB1_MSK 0x00800000
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#define QE_SDMR_ER1_MSK 0x00080000
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#define QE_SDMR_ER2_MSK 0x00040000
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#define QE_SDMR_CEN_MASK 0x0000E000
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#define QE_SDMR_SBER_1 0x00000200
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#define QE_SDMR_SBER_2 0x00000200
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#define QE_SDMR_EB1_PR_MASK 0x000000C0
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#define QE_SDMR_ER1_PR 0x00000008
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#define QE_SDMR_CEN_SHIFT 13
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#define QE_SDMR_EB1_PR_SHIFT 6
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#define QE_SDTM_MSNUM_SHIFT 24
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#define QE_SDEBCR_BA_MASK 0x01FFFFFF
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/* UPC */
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#define UPGCR_PROTOCOL 0x80000000 /* protocol ul2 or pl2 */
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#define UPGCR_TMS 0x40000000 /* Transmit master/slave mode */
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#define UPGCR_RMS 0x20000000 /* Receive master/slave mode */
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#define UPGCR_ADDR 0x10000000 /* Master MPHY Addr multiplexing */
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#define UPGCR_DIAG 0x01000000 /* Diagnostic mode */
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/* UCC */
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#define UCC_GUEMR_MODE_MASK_RX 0x02
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#define UCC_GUEMR_MODE_MASK_TX 0x01
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#define UCC_GUEMR_MODE_FAST_RX 0x02
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#define UCC_GUEMR_MODE_FAST_TX 0x01
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#define UCC_GUEMR_MODE_SLOW_RX 0x00
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#define UCC_GUEMR_MODE_SLOW_TX 0x00
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#define UCC_GUEMR_SET_RESERVED3 0x10 /* Bit 3 in the guemr is reserved but
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must be set 1 */
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/* structure representing UCC SLOW parameter RAM */
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struct ucc_slow_pram {
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u16 rbase; /* RX BD base address */
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u16 tbase; /* TX BD base address */
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u8 rfcr; /* Rx function code */
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u8 tfcr; /* Tx function code */
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u16 mrblr; /* Rx buffer length */
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u32 rstate; /* Rx internal state */
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u32 rptr; /* Rx internal data pointer */
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u16 rbptr; /* rb BD Pointer */
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u16 rcount; /* Rx internal byte count */
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u32 rtemp; /* Rx temp */
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u32 tstate; /* Tx internal state */
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u32 tptr; /* Tx internal data pointer */
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u16 tbptr; /* Tx BD pointer */
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u16 tcount; /* Tx byte count */
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u32 ttemp; /* Tx temp */
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u32 rcrc; /* temp receive CRC */
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u32 tcrc; /* temp transmit CRC */
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} __attribute__ ((packed));
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/* General UCC SLOW Mode Register (GUMRH & GUMRL) */
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#define UCC_SLOW_GUMR_H_CRC16 0x00004000
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#define UCC_SLOW_GUMR_H_CRC16CCITT 0x00000000
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#define UCC_SLOW_GUMR_H_CRC32CCITT 0x00008000
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#define UCC_SLOW_GUMR_H_REVD 0x00002000
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#define UCC_SLOW_GUMR_H_TRX 0x00001000
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#define UCC_SLOW_GUMR_H_TTX 0x00000800
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#define UCC_SLOW_GUMR_H_CDP 0x00000400
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#define UCC_SLOW_GUMR_H_CTSP 0x00000200
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#define UCC_SLOW_GUMR_H_CDS 0x00000100
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#define UCC_SLOW_GUMR_H_CTSS 0x00000080
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#define UCC_SLOW_GUMR_H_TFL 0x00000040
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#define UCC_SLOW_GUMR_H_RFW 0x00000020
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#define UCC_SLOW_GUMR_H_TXSY 0x00000010
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#define UCC_SLOW_GUMR_H_4SYNC 0x00000004
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#define UCC_SLOW_GUMR_H_8SYNC 0x00000008
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#define UCC_SLOW_GUMR_H_16SYNC 0x0000000c
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#define UCC_SLOW_GUMR_H_RTSM 0x00000002
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#define UCC_SLOW_GUMR_H_RSYN 0x00000001
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#define UCC_SLOW_GUMR_L_TCI 0x10000000
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#define UCC_SLOW_GUMR_L_RINV 0x02000000
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#define UCC_SLOW_GUMR_L_TINV 0x01000000
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#define UCC_SLOW_GUMR_L_TEND 0x00020000
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#define UCC_SLOW_GUMR_L_ENR 0x00000020
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#define UCC_SLOW_GUMR_L_ENT 0x00000010
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/* General UCC FAST Mode Register */
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#define UCC_FAST_GUMR_TCI 0x20000000
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#define UCC_FAST_GUMR_TRX 0x10000000
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#define UCC_FAST_GUMR_TTX 0x08000000
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#define UCC_FAST_GUMR_CDP 0x04000000
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#define UCC_FAST_GUMR_CTSP 0x02000000
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#define UCC_FAST_GUMR_CDS 0x01000000
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#define UCC_FAST_GUMR_CTSS 0x00800000
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#define UCC_FAST_GUMR_TXSY 0x00020000
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#define UCC_FAST_GUMR_RSYN 0x00010000
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#define UCC_FAST_GUMR_RTSM 0x00002000
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#define UCC_FAST_GUMR_REVD 0x00000400
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#define UCC_FAST_GUMR_ENR 0x00000020
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#define UCC_FAST_GUMR_ENT 0x00000010
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/* Slow UCC Event Register (UCCE) */
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#define UCC_SLOW_UCCE_GLR 0x1000
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#define UCC_SLOW_UCCE_GLT 0x0800
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#define UCC_SLOW_UCCE_DCC 0x0400
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#define UCC_SLOW_UCCE_FLG 0x0200
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#define UCC_SLOW_UCCE_AB 0x0200
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#define UCC_SLOW_UCCE_IDLE 0x0100
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#define UCC_SLOW_UCCE_GRA 0x0080
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#define UCC_SLOW_UCCE_TXE 0x0010
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#define UCC_SLOW_UCCE_RXF 0x0008
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#define UCC_SLOW_UCCE_CCR 0x0008
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#define UCC_SLOW_UCCE_RCH 0x0008
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#define UCC_SLOW_UCCE_BSY 0x0004
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#define UCC_SLOW_UCCE_TXB 0x0002
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#define UCC_SLOW_UCCE_TX 0x0002
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#define UCC_SLOW_UCCE_RX 0x0001
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#define UCC_SLOW_UCCE_GOV 0x0001
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#define UCC_SLOW_UCCE_GUN 0x0002
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#define UCC_SLOW_UCCE_GINT 0x0004
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#define UCC_SLOW_UCCE_IQOV 0x0008
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#define UCC_SLOW_UCCE_HDLC_SET (UCC_SLOW_UCCE_TXE | UCC_SLOW_UCCE_BSY | \
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UCC_SLOW_UCCE_GRA | UCC_SLOW_UCCE_TXB | UCC_SLOW_UCCE_RXF | \
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UCC_SLOW_UCCE_DCC | UCC_SLOW_UCCE_GLT | UCC_SLOW_UCCE_GLR)
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#define UCC_SLOW_UCCE_ENET_SET (UCC_SLOW_UCCE_TXE | UCC_SLOW_UCCE_BSY | \
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UCC_SLOW_UCCE_GRA | UCC_SLOW_UCCE_TXB | UCC_SLOW_UCCE_RXF)
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#define UCC_SLOW_UCCE_TRANS_SET (UCC_SLOW_UCCE_TXE | UCC_SLOW_UCCE_BSY | \
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UCC_SLOW_UCCE_GRA | UCC_SLOW_UCCE_TX | UCC_SLOW_UCCE_RX | \
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UCC_SLOW_UCCE_DCC | UCC_SLOW_UCCE_GLT | UCC_SLOW_UCCE_GLR)
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#define UCC_SLOW_UCCE_UART_SET (UCC_SLOW_UCCE_BSY | UCC_SLOW_UCCE_GRA | \
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UCC_SLOW_UCCE_TXB | UCC_SLOW_UCCE_TX | UCC_SLOW_UCCE_RX | \
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UCC_SLOW_UCCE_GLT | UCC_SLOW_UCCE_GLR)
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#define UCC_SLOW_UCCE_QMC_SET (UCC_SLOW_UCCE_IQOV | UCC_SLOW_UCCE_GINT | \
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UCC_SLOW_UCCE_GUN | UCC_SLOW_UCCE_GOV)
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#define UCC_SLOW_UCCE_OTHER (UCC_SLOW_UCCE_TXE | UCC_SLOW_UCCE_BSY | \
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UCC_SLOW_UCCE_GRA | UCC_SLOW_UCCE_DCC | UCC_SLOW_UCCE_GLT | \
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UCC_SLOW_UCCE_GLR)
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#define UCC_SLOW_INTR_TX UCC_SLOW_UCCE_TXB
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#define UCC_SLOW_INTR_RX (UCC_SLOW_UCCE_RXF | UCC_SLOW_UCCE_RX)
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#define UCC_SLOW_INTR (UCC_SLOW_INTR_TX | UCC_SLOW_INTR_RX)
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/* UCC Transmit On Demand Register (UTODR) */
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#define UCC_SLOW_TOD 0x8000
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#define UCC_FAST_TOD 0x8000
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/* Function code masks */
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#define FC_GBL 0x20
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#define FC_DTB_LCL 0x02
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#define UCC_FAST_FUNCTION_CODE_GBL 0x20
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#define UCC_FAST_FUNCTION_CODE_DTB_LCL 0x02
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#define UCC_FAST_FUNCTION_CODE_BDB_LCL 0x01
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#endif /* __KERNEL__ */
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#endif /* _ASM_POWERPC_QE_H */
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