tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved.
4 *
5 * Authors: Shlomi Gridish <gridish@freescale.com>
6 * Li Yang <leoli@freescale.com>
7 *
8 * Description:
9 * QUICC Engine (QE) external definitions and structure.
10 */
11#ifndef _ASM_POWERPC_QE_H
12#define _ASM_POWERPC_QE_H
13#ifdef __KERNEL__
14
15#include <linux/compiler.h>
16#include <linux/genalloc.h>
17#include <linux/spinlock.h>
18#include <linux/errno.h>
19#include <linux/err.h>
20#include <asm/cpm.h>
21#include <soc/fsl/qe/immap_qe.h>
22#include <linux/of.h>
23#include <linux/of_address.h>
24#include <linux/types.h>
25
26#define QE_NUM_OF_SNUM 256 /* There are 256 serial number in QE */
27#define QE_NUM_OF_BRGS 16
28#define QE_NUM_OF_PORTS 1024
29
30/* Memory partitions
31*/
32#define MEM_PART_SYSTEM 0
33#define MEM_PART_SECONDARY 1
34#define MEM_PART_MURAM 2
35
36/* Clocks and BRGs */
37enum qe_clock {
38 QE_CLK_NONE = 0,
39 QE_BRG1, /* Baud Rate Generator 1 */
40 QE_BRG2, /* Baud Rate Generator 2 */
41 QE_BRG3, /* Baud Rate Generator 3 */
42 QE_BRG4, /* Baud Rate Generator 4 */
43 QE_BRG5, /* Baud Rate Generator 5 */
44 QE_BRG6, /* Baud Rate Generator 6 */
45 QE_BRG7, /* Baud Rate Generator 7 */
46 QE_BRG8, /* Baud Rate Generator 8 */
47 QE_BRG9, /* Baud Rate Generator 9 */
48 QE_BRG10, /* Baud Rate Generator 10 */
49 QE_BRG11, /* Baud Rate Generator 11 */
50 QE_BRG12, /* Baud Rate Generator 12 */
51 QE_BRG13, /* Baud Rate Generator 13 */
52 QE_BRG14, /* Baud Rate Generator 14 */
53 QE_BRG15, /* Baud Rate Generator 15 */
54 QE_BRG16, /* Baud Rate Generator 16 */
55 QE_CLK1, /* Clock 1 */
56 QE_CLK2, /* Clock 2 */
57 QE_CLK3, /* Clock 3 */
58 QE_CLK4, /* Clock 4 */
59 QE_CLK5, /* Clock 5 */
60 QE_CLK6, /* Clock 6 */
61 QE_CLK7, /* Clock 7 */
62 QE_CLK8, /* Clock 8 */
63 QE_CLK9, /* Clock 9 */
64 QE_CLK10, /* Clock 10 */
65 QE_CLK11, /* Clock 11 */
66 QE_CLK12, /* Clock 12 */
67 QE_CLK13, /* Clock 13 */
68 QE_CLK14, /* Clock 14 */
69 QE_CLK15, /* Clock 15 */
70 QE_CLK16, /* Clock 16 */
71 QE_CLK17, /* Clock 17 */
72 QE_CLK18, /* Clock 18 */
73 QE_CLK19, /* Clock 19 */
74 QE_CLK20, /* Clock 20 */
75 QE_CLK21, /* Clock 21 */
76 QE_CLK22, /* Clock 22 */
77 QE_CLK23, /* Clock 23 */
78 QE_CLK24, /* Clock 24 */
79 QE_RSYNC_PIN, /* RSYNC from pin */
80 QE_TSYNC_PIN, /* TSYNC from pin */
81 QE_CLK_DUMMY
82};
83
84static inline bool qe_clock_is_brg(enum qe_clock clk)
85{
86 return clk >= QE_BRG1 && clk <= QE_BRG16;
87}
88
89extern spinlock_t cmxgcr_lock;
90
91/* Export QE common operations */
92#ifdef CONFIG_QUICC_ENGINE
93extern void qe_reset(void);
94#else
95static inline void qe_reset(void) {}
96#endif
97
98int cpm_muram_init(void);
99
100#if defined(CONFIG_CPM) || defined(CONFIG_QUICC_ENGINE)
101unsigned long cpm_muram_alloc(unsigned long size, unsigned long align);
102int cpm_muram_free(unsigned long offset);
103unsigned long cpm_muram_alloc_fixed(unsigned long offset, unsigned long size);
104void __iomem *cpm_muram_addr(unsigned long offset);
105unsigned long cpm_muram_offset(void __iomem *addr);
106dma_addr_t cpm_muram_dma(void __iomem *addr);
107#else
108static inline unsigned long cpm_muram_alloc(unsigned long size,
109 unsigned long align)
110{
111 return -ENOSYS;
112}
113
114static inline int cpm_muram_free(unsigned long offset)
115{
116 return -ENOSYS;
117}
118
119static inline unsigned long cpm_muram_alloc_fixed(unsigned long offset,
120 unsigned long size)
121{
122 return -ENOSYS;
123}
124
125static inline void __iomem *cpm_muram_addr(unsigned long offset)
126{
127 return NULL;
128}
129
130static inline unsigned long cpm_muram_offset(void __iomem *addr)
131{
132 return -ENOSYS;
133}
134
135static inline dma_addr_t cpm_muram_dma(void __iomem *addr)
136{
137 return 0;
138}
139#endif /* defined(CONFIG_CPM) || defined(CONFIG_QUICC_ENGINE) */
140
141/* QE PIO */
142#define QE_PIO_PINS 32
143
144struct qe_pio_regs {
145 __be32 cpodr; /* Open drain register */
146 __be32 cpdata; /* Data register */
147 __be32 cpdir1; /* Direction register */
148 __be32 cpdir2; /* Direction register */
149 __be32 cppar1; /* Pin assignment register */
150 __be32 cppar2; /* Pin assignment register */
151#ifdef CONFIG_PPC_85xx
152 u8 pad[8];
153#endif
154};
155
156#define QE_PIO_DIR_IN 2
157#define QE_PIO_DIR_OUT 1
158extern void __par_io_config_pin(struct qe_pio_regs __iomem *par_io, u8 pin,
159 int dir, int open_drain, int assignment,
160 int has_irq);
161#ifdef CONFIG_QUICC_ENGINE
162extern int par_io_init(struct device_node *np);
163extern int par_io_of_config(struct device_node *np);
164extern int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
165 int assignment, int has_irq);
166extern int par_io_data_set(u8 port, u8 pin, u8 val);
167#else
168static inline int par_io_init(struct device_node *np) { return -ENOSYS; }
169static inline int par_io_of_config(struct device_node *np) { return -ENOSYS; }
170static inline int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
171 int assignment, int has_irq) { return -ENOSYS; }
172static inline int par_io_data_set(u8 port, u8 pin, u8 val) { return -ENOSYS; }
173#endif /* CONFIG_QUICC_ENGINE */
174
175/*
176 * Pin multiplexing functions.
177 */
178struct qe_pin;
179#ifdef CONFIG_QE_GPIO
180extern struct qe_pin *qe_pin_request(struct device_node *np, int index);
181extern void qe_pin_free(struct qe_pin *qe_pin);
182extern void qe_pin_set_gpio(struct qe_pin *qe_pin);
183extern void qe_pin_set_dedicated(struct qe_pin *pin);
184#else
185static inline struct qe_pin *qe_pin_request(struct device_node *np, int index)
186{
187 return ERR_PTR(-ENOSYS);
188}
189static inline void qe_pin_free(struct qe_pin *qe_pin) {}
190static inline void qe_pin_set_gpio(struct qe_pin *qe_pin) {}
191static inline void qe_pin_set_dedicated(struct qe_pin *pin) {}
192#endif /* CONFIG_QE_GPIO */
193
194#ifdef CONFIG_QUICC_ENGINE
195int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input);
196#else
197static inline int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol,
198 u32 cmd_input)
199{
200 return -ENOSYS;
201}
202#endif /* CONFIG_QUICC_ENGINE */
203
204/* QE internal API */
205enum qe_clock qe_clock_source(const char *source);
206unsigned int qe_get_brg_clk(void);
207int qe_setbrg(enum qe_clock brg, unsigned int rate, unsigned int multiplier);
208int qe_get_snum(void);
209void qe_put_snum(u8 snum);
210unsigned int qe_get_num_of_risc(void);
211unsigned int qe_get_num_of_snums(void);
212
213static inline int qe_alive_during_sleep(void)
214{
215 /*
216 * MPC8568E reference manual says:
217 *
218 * "...power down sequence waits for all I/O interfaces to become idle.
219 * In some applications this may happen eventually without actively
220 * shutting down interfaces, but most likely, software will have to
221 * take steps to shut down the eTSEC, QUICC Engine Block, and PCI
222 * interfaces before issuing the command (either the write to the core
223 * MSR[WE] as described above or writing to POWMGTCSR) to put the
224 * device into sleep state."
225 *
226 * MPC8569E reference manual has a similar paragraph.
227 */
228#ifdef CONFIG_PPC_85xx
229 return 0;
230#else
231 return 1;
232#endif
233}
234
235/* we actually use cpm_muram implementation, define this for convenience */
236#define qe_muram_init cpm_muram_init
237#define qe_muram_alloc cpm_muram_alloc
238#define qe_muram_alloc_fixed cpm_muram_alloc_fixed
239#define qe_muram_free cpm_muram_free
240#define qe_muram_addr cpm_muram_addr
241#define qe_muram_offset cpm_muram_offset
242#define qe_muram_dma cpm_muram_dma
243
244#define qe_setbits32(_addr, _v) iowrite32be(ioread32be(_addr) | (_v), (_addr))
245#define qe_clrbits32(_addr, _v) iowrite32be(ioread32be(_addr) & ~(_v), (_addr))
246
247#define qe_setbits16(_addr, _v) iowrite16be(ioread16be(_addr) | (_v), (_addr))
248#define qe_clrbits16(_addr, _v) iowrite16be(ioread16be(_addr) & ~(_v), (_addr))
249
250#define qe_setbits8(_addr, _v) iowrite8(ioread8(_addr) | (_v), (_addr))
251#define qe_clrbits8(_addr, _v) iowrite8(ioread8(_addr) & ~(_v), (_addr))
252
253#define qe_clrsetbits32(addr, clear, set) \
254 iowrite32be((ioread32be(addr) & ~(clear)) | (set), (addr))
255#define qe_clrsetbits16(addr, clear, set) \
256 iowrite16be((ioread16be(addr) & ~(clear)) | (set), (addr))
257#define qe_clrsetbits8(addr, clear, set) \
258 iowrite8((ioread8(addr) & ~(clear)) | (set), (addr))
259
260/* Structure that defines QE firmware binary files.
261 *
262 * See Documentation/powerpc/qe_firmware.rst for a description of these
263 * fields.
264 */
265struct qe_firmware {
266 struct qe_header {
267 __be32 length; /* Length of the entire structure, in bytes */
268 u8 magic[3]; /* Set to { 'Q', 'E', 'F' } */
269 u8 version; /* Version of this layout. First ver is '1' */
270 } header;
271 u8 id[62]; /* Null-terminated identifier string */
272 u8 split; /* 0 = shared I-RAM, 1 = split I-RAM */
273 u8 count; /* Number of microcode[] structures */
274 struct {
275 __be16 model; /* The SOC model */
276 u8 major; /* The SOC revision major */
277 u8 minor; /* The SOC revision minor */
278 } __attribute__ ((packed)) soc;
279 u8 padding[4]; /* Reserved, for alignment */
280 __be64 extended_modes; /* Extended modes */
281 __be32 vtraps[8]; /* Virtual trap addresses */
282 u8 reserved[4]; /* Reserved, for future expansion */
283 struct qe_microcode {
284 u8 id[32]; /* Null-terminated identifier */
285 __be32 traps[16]; /* Trap addresses, 0 == ignore */
286 __be32 eccr; /* The value for the ECCR register */
287 __be32 iram_offset; /* Offset into I-RAM for the code */
288 __be32 count; /* Number of 32-bit words of the code */
289 __be32 code_offset; /* Offset of the actual microcode */
290 u8 major; /* The microcode version major */
291 u8 minor; /* The microcode version minor */
292 u8 revision; /* The microcode version revision */
293 u8 padding; /* Reserved, for alignment */
294 u8 reserved[4]; /* Reserved, for future expansion */
295 } __attribute__ ((packed)) microcode[1];
296 /* All microcode binaries should be located here */
297 /* CRC32 should be located here, after the microcode binaries */
298} __attribute__ ((packed));
299
300struct qe_firmware_info {
301 char id[64]; /* Firmware name */
302 u32 vtraps[8]; /* Virtual trap addresses */
303 u64 extended_modes; /* Extended modes */
304};
305
306#ifdef CONFIG_QUICC_ENGINE
307/* Upload a firmware to the QE */
308int qe_upload_firmware(const struct qe_firmware *firmware);
309#else
310static inline int qe_upload_firmware(const struct qe_firmware *firmware)
311{
312 return -ENOSYS;
313}
314#endif /* CONFIG_QUICC_ENGINE */
315
316/* Obtain information on the uploaded firmware */
317struct qe_firmware_info *qe_get_firmware_info(void);
318
319/* QE USB */
320int qe_usb_clock_set(enum qe_clock clk, int rate);
321
322/* Buffer descriptors */
323struct qe_bd {
324 __be16 status;
325 __be16 length;
326 __be32 buf;
327} __attribute__ ((packed));
328
329#define BD_STATUS_MASK 0xffff0000
330#define BD_LENGTH_MASK 0x0000ffff
331
332/* Alignment */
333#define QE_INTR_TABLE_ALIGN 16 /* ??? */
334#define QE_ALIGNMENT_OF_BD 8
335#define QE_ALIGNMENT_OF_PRAM 64
336
337/* RISC allocation */
338#define QE_RISC_ALLOCATION_RISC1 0x1 /* RISC 1 */
339#define QE_RISC_ALLOCATION_RISC2 0x2 /* RISC 2 */
340#define QE_RISC_ALLOCATION_RISC3 0x4 /* RISC 3 */
341#define QE_RISC_ALLOCATION_RISC4 0x8 /* RISC 4 */
342#define QE_RISC_ALLOCATION_RISC1_AND_RISC2 (QE_RISC_ALLOCATION_RISC1 | \
343 QE_RISC_ALLOCATION_RISC2)
344#define QE_RISC_ALLOCATION_FOUR_RISCS (QE_RISC_ALLOCATION_RISC1 | \
345 QE_RISC_ALLOCATION_RISC2 | \
346 QE_RISC_ALLOCATION_RISC3 | \
347 QE_RISC_ALLOCATION_RISC4)
348
349/* QE extended filtering Table Lookup Key Size */
350enum qe_fltr_tbl_lookup_key_size {
351 QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES
352 = 0x3f, /* LookupKey parsed by the Generate LookupKey
353 CMD is truncated to 8 bytes */
354 QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES
355 = 0x5f, /* LookupKey parsed by the Generate LookupKey
356 CMD is truncated to 16 bytes */
357};
358
359/* QE FLTR extended filtering Largest External Table Lookup Key Size */
360enum qe_fltr_largest_external_tbl_lookup_key_size {
361 QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_NONE
362 = 0x0,/* not used */
363 QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES
364 = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES, /* 8 bytes */
365 QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES
366 = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES, /* 16 bytes */
367};
368
369/* structure representing QE parameter RAM */
370struct qe_timer_tables {
371 u16 tm_base; /* QE timer table base adr */
372 u16 tm_ptr; /* QE timer table pointer */
373 u16 r_tmr; /* QE timer mode register */
374 u16 r_tmv; /* QE timer valid register */
375 u32 tm_cmd; /* QE timer cmd register */
376 u32 tm_cnt; /* QE timer internal cnt */
377} __attribute__ ((packed));
378
379#define QE_FLTR_TAD_SIZE 8
380
381/* QE extended filtering Termination Action Descriptor (TAD) */
382struct qe_fltr_tad {
383 u8 serialized[QE_FLTR_TAD_SIZE];
384} __attribute__ ((packed));
385
386/* Communication Direction */
387enum comm_dir {
388 COMM_DIR_NONE = 0,
389 COMM_DIR_RX = 1,
390 COMM_DIR_TX = 2,
391 COMM_DIR_RX_AND_TX = 3
392};
393
394/* QE CMXUCR Registers.
395 * There are two UCCs represented in each of the four CMXUCR registers.
396 * These values are for the UCC in the LSBs
397 */
398#define QE_CMXUCR_MII_ENET_MNG 0x00007000
399#define QE_CMXUCR_MII_ENET_MNG_SHIFT 12
400#define QE_CMXUCR_GRANT 0x00008000
401#define QE_CMXUCR_TSA 0x00004000
402#define QE_CMXUCR_BKPT 0x00000100
403#define QE_CMXUCR_TX_CLK_SRC_MASK 0x0000000F
404
405/* QE CMXGCR Registers.
406*/
407#define QE_CMXGCR_MII_ENET_MNG 0x00007000
408#define QE_CMXGCR_MII_ENET_MNG_SHIFT 12
409#define QE_CMXGCR_USBCS 0x0000000f
410#define QE_CMXGCR_USBCS_CLK3 0x1
411#define QE_CMXGCR_USBCS_CLK5 0x2
412#define QE_CMXGCR_USBCS_CLK7 0x3
413#define QE_CMXGCR_USBCS_CLK9 0x4
414#define QE_CMXGCR_USBCS_CLK13 0x5
415#define QE_CMXGCR_USBCS_CLK17 0x6
416#define QE_CMXGCR_USBCS_CLK19 0x7
417#define QE_CMXGCR_USBCS_CLK21 0x8
418#define QE_CMXGCR_USBCS_BRG9 0x9
419#define QE_CMXGCR_USBCS_BRG10 0xa
420
421/* QE CECR Commands.
422*/
423#define QE_CR_FLG 0x00010000
424#define QE_RESET 0x80000000
425#define QE_INIT_TX_RX 0x00000000
426#define QE_INIT_RX 0x00000001
427#define QE_INIT_TX 0x00000002
428#define QE_ENTER_HUNT_MODE 0x00000003
429#define QE_STOP_TX 0x00000004
430#define QE_GRACEFUL_STOP_TX 0x00000005
431#define QE_RESTART_TX 0x00000006
432#define QE_CLOSE_RX_BD 0x00000007
433#define QE_SWITCH_COMMAND 0x00000007
434#define QE_SET_GROUP_ADDRESS 0x00000008
435#define QE_START_IDMA 0x00000009
436#define QE_MCC_STOP_RX 0x00000009
437#define QE_ATM_TRANSMIT 0x0000000a
438#define QE_HPAC_CLEAR_ALL 0x0000000b
439#define QE_GRACEFUL_STOP_RX 0x0000001a
440#define QE_RESTART_RX 0x0000001b
441#define QE_HPAC_SET_PRIORITY 0x0000010b
442#define QE_HPAC_STOP_TX 0x0000020b
443#define QE_HPAC_STOP_RX 0x0000030b
444#define QE_HPAC_GRACEFUL_STOP_TX 0x0000040b
445#define QE_HPAC_GRACEFUL_STOP_RX 0x0000050b
446#define QE_HPAC_START_TX 0x0000060b
447#define QE_HPAC_START_RX 0x0000070b
448#define QE_USB_STOP_TX 0x0000000a
449#define QE_USB_RESTART_TX 0x0000000c
450#define QE_QMC_STOP_TX 0x0000000c
451#define QE_QMC_STOP_RX 0x0000000d
452#define QE_SS7_SU_FIL_RESET 0x0000000e
453/* jonathbr added from here down for 83xx */
454#define QE_RESET_BCS 0x0000000a
455#define QE_MCC_INIT_TX_RX_16 0x00000003
456#define QE_MCC_STOP_TX 0x00000004
457#define QE_MCC_INIT_TX_1 0x00000005
458#define QE_MCC_INIT_RX_1 0x00000006
459#define QE_MCC_RESET 0x00000007
460#define QE_SET_TIMER 0x00000008
461#define QE_RANDOM_NUMBER 0x0000000c
462#define QE_ATM_MULTI_THREAD_INIT 0x00000011
463#define QE_ASSIGN_PAGE 0x00000012
464#define QE_ADD_REMOVE_HASH_ENTRY 0x00000013
465#define QE_START_FLOW_CONTROL 0x00000014
466#define QE_STOP_FLOW_CONTROL 0x00000015
467#define QE_ASSIGN_PAGE_TO_DEVICE 0x00000016
468
469#define QE_ASSIGN_RISC 0x00000010
470#define QE_CR_MCN_NORMAL_SHIFT 6
471#define QE_CR_MCN_USB_SHIFT 4
472#define QE_CR_MCN_RISC_ASSIGN_SHIFT 8
473#define QE_CR_SNUM_SHIFT 17
474
475/* QE CECR Sub Block - sub block of QE command.
476*/
477#define QE_CR_SUBBLOCK_INVALID 0x00000000
478#define QE_CR_SUBBLOCK_USB 0x03200000
479#define QE_CR_SUBBLOCK_UCCFAST1 0x02000000
480#define QE_CR_SUBBLOCK_UCCFAST2 0x02200000
481#define QE_CR_SUBBLOCK_UCCFAST3 0x02400000
482#define QE_CR_SUBBLOCK_UCCFAST4 0x02600000
483#define QE_CR_SUBBLOCK_UCCFAST5 0x02800000
484#define QE_CR_SUBBLOCK_UCCFAST6 0x02a00000
485#define QE_CR_SUBBLOCK_UCCFAST7 0x02c00000
486#define QE_CR_SUBBLOCK_UCCFAST8 0x02e00000
487#define QE_CR_SUBBLOCK_UCCSLOW1 0x00000000
488#define QE_CR_SUBBLOCK_UCCSLOW2 0x00200000
489#define QE_CR_SUBBLOCK_UCCSLOW3 0x00400000
490#define QE_CR_SUBBLOCK_UCCSLOW4 0x00600000
491#define QE_CR_SUBBLOCK_UCCSLOW5 0x00800000
492#define QE_CR_SUBBLOCK_UCCSLOW6 0x00a00000
493#define QE_CR_SUBBLOCK_UCCSLOW7 0x00c00000
494#define QE_CR_SUBBLOCK_UCCSLOW8 0x00e00000
495#define QE_CR_SUBBLOCK_MCC1 0x03800000
496#define QE_CR_SUBBLOCK_MCC2 0x03a00000
497#define QE_CR_SUBBLOCK_MCC3 0x03000000
498#define QE_CR_SUBBLOCK_IDMA1 0x02800000
499#define QE_CR_SUBBLOCK_IDMA2 0x02a00000
500#define QE_CR_SUBBLOCK_IDMA3 0x02c00000
501#define QE_CR_SUBBLOCK_IDMA4 0x02e00000
502#define QE_CR_SUBBLOCK_HPAC 0x01e00000
503#define QE_CR_SUBBLOCK_SPI1 0x01400000
504#define QE_CR_SUBBLOCK_SPI2 0x01600000
505#define QE_CR_SUBBLOCK_RAND 0x01c00000
506#define QE_CR_SUBBLOCK_TIMER 0x01e00000
507#define QE_CR_SUBBLOCK_GENERAL 0x03c00000
508
509/* QE CECR Protocol - For non-MCC, specifies mode for QE CECR command */
510#define QE_CR_PROTOCOL_UNSPECIFIED 0x00 /* For all other protocols */
511#define QE_CR_PROTOCOL_HDLC_TRANSPARENT 0x00
512#define QE_CR_PROTOCOL_QMC 0x02
513#define QE_CR_PROTOCOL_UART 0x04
514#define QE_CR_PROTOCOL_ATM_POS 0x0A
515#define QE_CR_PROTOCOL_ETHERNET 0x0C
516#define QE_CR_PROTOCOL_L2_SWITCH 0x0D
517
518/* BRG configuration register */
519#define QE_BRGC_ENABLE 0x00010000
520#define QE_BRGC_DIVISOR_SHIFT 1
521#define QE_BRGC_DIVISOR_MAX 0xFFF
522#define QE_BRGC_DIV16 1
523
524/* QE Timers registers */
525#define QE_GTCFR1_PCAS 0x80
526#define QE_GTCFR1_STP2 0x20
527#define QE_GTCFR1_RST2 0x10
528#define QE_GTCFR1_GM2 0x08
529#define QE_GTCFR1_GM1 0x04
530#define QE_GTCFR1_STP1 0x02
531#define QE_GTCFR1_RST1 0x01
532
533/* SDMA registers */
534#define QE_SDSR_BER1 0x02000000
535#define QE_SDSR_BER2 0x01000000
536
537#define QE_SDMR_GLB_1_MSK 0x80000000
538#define QE_SDMR_ADR_SEL 0x20000000
539#define QE_SDMR_BER1_MSK 0x02000000
540#define QE_SDMR_BER2_MSK 0x01000000
541#define QE_SDMR_EB1_MSK 0x00800000
542#define QE_SDMR_ER1_MSK 0x00080000
543#define QE_SDMR_ER2_MSK 0x00040000
544#define QE_SDMR_CEN_MASK 0x0000E000
545#define QE_SDMR_SBER_1 0x00000200
546#define QE_SDMR_SBER_2 0x00000200
547#define QE_SDMR_EB1_PR_MASK 0x000000C0
548#define QE_SDMR_ER1_PR 0x00000008
549
550#define QE_SDMR_CEN_SHIFT 13
551#define QE_SDMR_EB1_PR_SHIFT 6
552
553#define QE_SDTM_MSNUM_SHIFT 24
554
555#define QE_SDEBCR_BA_MASK 0x01FFFFFF
556
557/* Communication Processor */
558#define QE_CP_CERCR_MEE 0x8000 /* Multi-user RAM ECC enable */
559#define QE_CP_CERCR_IEE 0x4000 /* Instruction RAM ECC enable */
560#define QE_CP_CERCR_CIR 0x0800 /* Common instruction RAM */
561
562/* I-RAM */
563#define QE_IRAM_IADD_AIE 0x80000000 /* Auto Increment Enable */
564#define QE_IRAM_IADD_BADDR 0x00080000 /* Base Address */
565#define QE_IRAM_READY 0x80000000 /* Ready */
566
567/* UPC */
568#define UPGCR_PROTOCOL 0x80000000 /* protocol ul2 or pl2 */
569#define UPGCR_TMS 0x40000000 /* Transmit master/slave mode */
570#define UPGCR_RMS 0x20000000 /* Receive master/slave mode */
571#define UPGCR_ADDR 0x10000000 /* Master MPHY Addr multiplexing */
572#define UPGCR_DIAG 0x01000000 /* Diagnostic mode */
573
574/* UCC GUEMR register */
575#define UCC_GUEMR_MODE_MASK_RX 0x02
576#define UCC_GUEMR_MODE_FAST_RX 0x02
577#define UCC_GUEMR_MODE_SLOW_RX 0x00
578#define UCC_GUEMR_MODE_MASK_TX 0x01
579#define UCC_GUEMR_MODE_FAST_TX 0x01
580#define UCC_GUEMR_MODE_SLOW_TX 0x00
581#define UCC_GUEMR_MODE_MASK (UCC_GUEMR_MODE_MASK_RX | UCC_GUEMR_MODE_MASK_TX)
582#define UCC_GUEMR_SET_RESERVED3 0x10 /* Bit 3 in the guemr is reserved but
583 must be set 1 */
584
585/* structure representing UCC SLOW parameter RAM */
586struct ucc_slow_pram {
587 __be16 rbase; /* RX BD base address */
588 __be16 tbase; /* TX BD base address */
589 u8 rbmr; /* RX bus mode register (same as CPM's RFCR) */
590 u8 tbmr; /* TX bus mode register (same as CPM's TFCR) */
591 __be16 mrblr; /* Rx buffer length */
592 __be32 rstate; /* Rx internal state */
593 __be32 rptr; /* Rx internal data pointer */
594 __be16 rbptr; /* rb BD Pointer */
595 __be16 rcount; /* Rx internal byte count */
596 __be32 rtemp; /* Rx temp */
597 __be32 tstate; /* Tx internal state */
598 __be32 tptr; /* Tx internal data pointer */
599 __be16 tbptr; /* Tx BD pointer */
600 __be16 tcount; /* Tx byte count */
601 __be32 ttemp; /* Tx temp */
602 __be32 rcrc; /* temp receive CRC */
603 __be32 tcrc; /* temp transmit CRC */
604} __attribute__ ((packed));
605
606/* General UCC SLOW Mode Register (GUMRH & GUMRL) */
607#define UCC_SLOW_GUMR_H_SAM_QMC 0x00000000
608#define UCC_SLOW_GUMR_H_SAM_SATM 0x00008000
609#define UCC_SLOW_GUMR_H_REVD 0x00002000
610#define UCC_SLOW_GUMR_H_TRX 0x00001000
611#define UCC_SLOW_GUMR_H_TTX 0x00000800
612#define UCC_SLOW_GUMR_H_CDP 0x00000400
613#define UCC_SLOW_GUMR_H_CTSP 0x00000200
614#define UCC_SLOW_GUMR_H_CDS 0x00000100
615#define UCC_SLOW_GUMR_H_CTSS 0x00000080
616#define UCC_SLOW_GUMR_H_TFL 0x00000040
617#define UCC_SLOW_GUMR_H_RFW 0x00000020
618#define UCC_SLOW_GUMR_H_TXSY 0x00000010
619#define UCC_SLOW_GUMR_H_4SYNC 0x00000004
620#define UCC_SLOW_GUMR_H_8SYNC 0x00000008
621#define UCC_SLOW_GUMR_H_16SYNC 0x0000000c
622#define UCC_SLOW_GUMR_H_RTSM 0x00000002
623#define UCC_SLOW_GUMR_H_RSYN 0x00000001
624
625#define UCC_SLOW_GUMR_L_TCI 0x10000000
626#define UCC_SLOW_GUMR_L_RINV 0x02000000
627#define UCC_SLOW_GUMR_L_TINV 0x01000000
628#define UCC_SLOW_GUMR_L_TEND 0x00040000
629#define UCC_SLOW_GUMR_L_TDCR_MASK 0x00030000
630#define UCC_SLOW_GUMR_L_TDCR_32 0x00030000
631#define UCC_SLOW_GUMR_L_TDCR_16 0x00020000
632#define UCC_SLOW_GUMR_L_TDCR_8 0x00010000
633#define UCC_SLOW_GUMR_L_TDCR_1 0x00000000
634#define UCC_SLOW_GUMR_L_RDCR_MASK 0x0000c000
635#define UCC_SLOW_GUMR_L_RDCR_32 0x0000c000
636#define UCC_SLOW_GUMR_L_RDCR_16 0x00008000
637#define UCC_SLOW_GUMR_L_RDCR_8 0x00004000
638#define UCC_SLOW_GUMR_L_RDCR_1 0x00000000
639#define UCC_SLOW_GUMR_L_RENC_NRZI 0x00000800
640#define UCC_SLOW_GUMR_L_RENC_NRZ 0x00000000
641#define UCC_SLOW_GUMR_L_TENC_NRZI 0x00000100
642#define UCC_SLOW_GUMR_L_TENC_NRZ 0x00000000
643#define UCC_SLOW_GUMR_L_DIAG_MASK 0x000000c0
644#define UCC_SLOW_GUMR_L_DIAG_LE 0x000000c0
645#define UCC_SLOW_GUMR_L_DIAG_ECHO 0x00000080
646#define UCC_SLOW_GUMR_L_DIAG_LOOP 0x00000040
647#define UCC_SLOW_GUMR_L_DIAG_NORM 0x00000000
648#define UCC_SLOW_GUMR_L_ENR 0x00000020
649#define UCC_SLOW_GUMR_L_ENT 0x00000010
650#define UCC_SLOW_GUMR_L_MODE_MASK 0x0000000F
651#define UCC_SLOW_GUMR_L_MODE_BISYNC 0x00000008
652#define UCC_SLOW_GUMR_L_MODE_AHDLC 0x00000006
653#define UCC_SLOW_GUMR_L_MODE_UART 0x00000004
654#define UCC_SLOW_GUMR_L_MODE_QMC 0x00000002
655
656/* General UCC FAST Mode Register */
657#define UCC_FAST_GUMR_LOOPBACK 0x40000000
658#define UCC_FAST_GUMR_TCI 0x20000000
659#define UCC_FAST_GUMR_TRX 0x10000000
660#define UCC_FAST_GUMR_TTX 0x08000000
661#define UCC_FAST_GUMR_CDP 0x04000000
662#define UCC_FAST_GUMR_CTSP 0x02000000
663#define UCC_FAST_GUMR_CDS 0x01000000
664#define UCC_FAST_GUMR_CTSS 0x00800000
665#define UCC_FAST_GUMR_TXSY 0x00020000
666#define UCC_FAST_GUMR_RSYN 0x00010000
667#define UCC_FAST_GUMR_SYNL_MASK 0x0000C000
668#define UCC_FAST_GUMR_SYNL_16 0x0000C000
669#define UCC_FAST_GUMR_SYNL_8 0x00008000
670#define UCC_FAST_GUMR_SYNL_AUTO 0x00004000
671#define UCC_FAST_GUMR_RTSM 0x00002000
672#define UCC_FAST_GUMR_REVD 0x00000400
673#define UCC_FAST_GUMR_ENR 0x00000020
674#define UCC_FAST_GUMR_ENT 0x00000010
675
676/* UART Slow UCC Event Register (UCCE) */
677#define UCC_UART_UCCE_AB 0x0200
678#define UCC_UART_UCCE_IDLE 0x0100
679#define UCC_UART_UCCE_GRA 0x0080
680#define UCC_UART_UCCE_BRKE 0x0040
681#define UCC_UART_UCCE_BRKS 0x0020
682#define UCC_UART_UCCE_CCR 0x0008
683#define UCC_UART_UCCE_BSY 0x0004
684#define UCC_UART_UCCE_TX 0x0002
685#define UCC_UART_UCCE_RX 0x0001
686
687/* HDLC Slow UCC Event Register (UCCE) */
688#define UCC_HDLC_UCCE_GLR 0x1000
689#define UCC_HDLC_UCCE_GLT 0x0800
690#define UCC_HDLC_UCCE_IDLE 0x0100
691#define UCC_HDLC_UCCE_BRKE 0x0040
692#define UCC_HDLC_UCCE_BRKS 0x0020
693#define UCC_HDLC_UCCE_TXE 0x0010
694#define UCC_HDLC_UCCE_RXF 0x0008
695#define UCC_HDLC_UCCE_BSY 0x0004
696#define UCC_HDLC_UCCE_TXB 0x0002
697#define UCC_HDLC_UCCE_RXB 0x0001
698
699/* BISYNC Slow UCC Event Register (UCCE) */
700#define UCC_BISYNC_UCCE_GRA 0x0080
701#define UCC_BISYNC_UCCE_TXE 0x0010
702#define UCC_BISYNC_UCCE_RCH 0x0008
703#define UCC_BISYNC_UCCE_BSY 0x0004
704#define UCC_BISYNC_UCCE_TXB 0x0002
705#define UCC_BISYNC_UCCE_RXB 0x0001
706
707/* Gigabit Ethernet Fast UCC Event Register (UCCE) */
708#define UCC_GETH_UCCE_MPD 0x80000000
709#define UCC_GETH_UCCE_SCAR 0x40000000
710#define UCC_GETH_UCCE_GRA 0x20000000
711#define UCC_GETH_UCCE_CBPR 0x10000000
712#define UCC_GETH_UCCE_BSY 0x08000000
713#define UCC_GETH_UCCE_RXC 0x04000000
714#define UCC_GETH_UCCE_TXC 0x02000000
715#define UCC_GETH_UCCE_TXE 0x01000000
716#define UCC_GETH_UCCE_TXB7 0x00800000
717#define UCC_GETH_UCCE_TXB6 0x00400000
718#define UCC_GETH_UCCE_TXB5 0x00200000
719#define UCC_GETH_UCCE_TXB4 0x00100000
720#define UCC_GETH_UCCE_TXB3 0x00080000
721#define UCC_GETH_UCCE_TXB2 0x00040000
722#define UCC_GETH_UCCE_TXB1 0x00020000
723#define UCC_GETH_UCCE_TXB0 0x00010000
724#define UCC_GETH_UCCE_RXB7 0x00008000
725#define UCC_GETH_UCCE_RXB6 0x00004000
726#define UCC_GETH_UCCE_RXB5 0x00002000
727#define UCC_GETH_UCCE_RXB4 0x00001000
728#define UCC_GETH_UCCE_RXB3 0x00000800
729#define UCC_GETH_UCCE_RXB2 0x00000400
730#define UCC_GETH_UCCE_RXB1 0x00000200
731#define UCC_GETH_UCCE_RXB0 0x00000100
732#define UCC_GETH_UCCE_RXF7 0x00000080
733#define UCC_GETH_UCCE_RXF6 0x00000040
734#define UCC_GETH_UCCE_RXF5 0x00000020
735#define UCC_GETH_UCCE_RXF4 0x00000010
736#define UCC_GETH_UCCE_RXF3 0x00000008
737#define UCC_GETH_UCCE_RXF2 0x00000004
738#define UCC_GETH_UCCE_RXF1 0x00000002
739#define UCC_GETH_UCCE_RXF0 0x00000001
740
741/* UCC Protocol Specific Mode Register (UPSMR), when used for UART */
742#define UCC_UART_UPSMR_FLC 0x8000
743#define UCC_UART_UPSMR_SL 0x4000
744#define UCC_UART_UPSMR_CL_MASK 0x3000
745#define UCC_UART_UPSMR_CL_8 0x3000
746#define UCC_UART_UPSMR_CL_7 0x2000
747#define UCC_UART_UPSMR_CL_6 0x1000
748#define UCC_UART_UPSMR_CL_5 0x0000
749#define UCC_UART_UPSMR_UM_MASK 0x0c00
750#define UCC_UART_UPSMR_UM_NORMAL 0x0000
751#define UCC_UART_UPSMR_UM_MAN_MULTI 0x0400
752#define UCC_UART_UPSMR_UM_AUTO_MULTI 0x0c00
753#define UCC_UART_UPSMR_FRZ 0x0200
754#define UCC_UART_UPSMR_RZS 0x0100
755#define UCC_UART_UPSMR_SYN 0x0080
756#define UCC_UART_UPSMR_DRT 0x0040
757#define UCC_UART_UPSMR_PEN 0x0010
758#define UCC_UART_UPSMR_RPM_MASK 0x000c
759#define UCC_UART_UPSMR_RPM_ODD 0x0000
760#define UCC_UART_UPSMR_RPM_LOW 0x0004
761#define UCC_UART_UPSMR_RPM_EVEN 0x0008
762#define UCC_UART_UPSMR_RPM_HIGH 0x000C
763#define UCC_UART_UPSMR_TPM_MASK 0x0003
764#define UCC_UART_UPSMR_TPM_ODD 0x0000
765#define UCC_UART_UPSMR_TPM_LOW 0x0001
766#define UCC_UART_UPSMR_TPM_EVEN 0x0002
767#define UCC_UART_UPSMR_TPM_HIGH 0x0003
768
769/* UCC Protocol Specific Mode Register (UPSMR), when used for Ethernet */
770#define UCC_GETH_UPSMR_FTFE 0x80000000
771#define UCC_GETH_UPSMR_PTPE 0x40000000
772#define UCC_GETH_UPSMR_ECM 0x04000000
773#define UCC_GETH_UPSMR_HSE 0x02000000
774#define UCC_GETH_UPSMR_PRO 0x00400000
775#define UCC_GETH_UPSMR_CAP 0x00200000
776#define UCC_GETH_UPSMR_RSH 0x00100000
777#define UCC_GETH_UPSMR_RPM 0x00080000
778#define UCC_GETH_UPSMR_R10M 0x00040000
779#define UCC_GETH_UPSMR_RLPB 0x00020000
780#define UCC_GETH_UPSMR_TBIM 0x00010000
781#define UCC_GETH_UPSMR_RES1 0x00002000
782#define UCC_GETH_UPSMR_RMM 0x00001000
783#define UCC_GETH_UPSMR_CAM 0x00000400
784#define UCC_GETH_UPSMR_BRO 0x00000200
785#define UCC_GETH_UPSMR_SMM 0x00000080
786#define UCC_GETH_UPSMR_SGMM 0x00000020
787
788/* UCC Protocol Specific Mode Register (UPSMR), when used for HDLC */
789#define UCC_HDLC_UPSMR_RTE 0x02000000
790#define UCC_HDLC_UPSMR_BUS 0x00200000
791#define UCC_HDLC_UPSMR_CW8 0x00007000
792
793/* UCC Transmit On Demand Register (UTODR) */
794#define UCC_SLOW_TOD 0x8000
795#define UCC_FAST_TOD 0x8000
796
797/* UCC Bus Mode Register masks */
798/* Not to be confused with the Bundle Mode Register */
799#define UCC_BMR_GBL 0x20
800#define UCC_BMR_BO_BE 0x10
801#define UCC_BMR_CETM 0x04
802#define UCC_BMR_DTB 0x02
803#define UCC_BMR_BDB 0x01
804
805/* Function code masks */
806#define FC_GBL 0x20
807#define FC_DTB_LCL 0x02
808#define UCC_FAST_FUNCTION_CODE_GBL 0x20
809#define UCC_FAST_FUNCTION_CODE_DTB_LCL 0x02
810#define UCC_FAST_FUNCTION_CODE_BDB_LCL 0x01
811
812#endif /* __KERNEL__ */
813#endif /* _ASM_POWERPC_QE_H */