93 	struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv;  in bcm47xxnflash_ops_bcm4706_read()  local
100 	BUG_ON(b47n->curr_page_addr & ~nand_chip->pagemask);  in bcm47xxnflash_ops_bcm4706_read()
109 		bcma_cc_write32(b47n->cc, BCMA_CC_NFLASH_COL_ADDR,  in bcm47xxnflash_ops_bcm4706_read()
110 				b47n->curr_column);  in bcm47xxnflash_ops_bcm4706_read()
111 		bcma_cc_write32(b47n->cc, BCMA_CC_NFLASH_ROW_ADDR,  in bcm47xxnflash_ops_bcm4706_read()
112 				b47n->curr_page_addr);  in bcm47xxnflash_ops_bcm4706_read()
118 		if (bcm47xxnflash_ops_bcm4706_ctl_cmd(b47n->cc, ctlcode))  in bcm47xxnflash_ops_bcm4706_read()
120 		if (bcm47xxnflash_ops_bcm4706_poll(b47n->cc))  in bcm47xxnflash_ops_bcm4706_read()
128 			if (bcm47xxnflash_ops_bcm4706_ctl_cmd(b47n->cc,  in bcm47xxnflash_ops_bcm4706_read()
131 			*dest = bcma_cc_read32(b47n->cc, BCMA_CC_NFLASH_DATA);  in bcm47xxnflash_ops_bcm4706_read()
134 		b47n->curr_column += toread;  in bcm47xxnflash_ops_bcm4706_read()
143 	struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv;  in bcm47xxnflash_ops_bcm4706_write()  local
144 	struct bcma_drv_cc *cc = b47n->cc;  in bcm47xxnflash_ops_bcm4706_write()
150 	BUG_ON(b47n->curr_page_addr & ~nand_chip->pagemask);  in bcm47xxnflash_ops_bcm4706_write()
166 	b47n->curr_column += len;  in bcm47xxnflash_ops_bcm4706_write()
177 	struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv;  in bcm47xxnflash_ops_bcm4706_cmd_ctrl()  local
190 	bcm47xxnflash_ops_bcm4706_ctl_cmd(b47n->cc, code);  in bcm47xxnflash_ops_bcm4706_cmd_ctrl()
203 	struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv;  in bcm47xxnflash_ops_bcm4706_dev_ready()  local
205 	return !!(bcma_cc_read32(b47n->cc, BCMA_CC_NFLASH_CTL) & NCTL_READY);  in bcm47xxnflash_ops_bcm4706_dev_ready()
220 	struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv;  in bcm47xxnflash_ops_bcm4706_cmdfunc()  local
221 	struct bcma_drv_cc *cc = b47n->cc;  in bcm47xxnflash_ops_bcm4706_cmdfunc()
226 		b47n->curr_column = column;  in bcm47xxnflash_ops_bcm4706_cmdfunc()
228 		b47n->curr_page_addr = page_addr;  in bcm47xxnflash_ops_bcm4706_cmdfunc()
240 		if (bcm47xxnflash_ops_bcm4706_ctl_cmd(b47n->cc, ctlcode)) {  in bcm47xxnflash_ops_bcm4706_cmdfunc()
250 		for (i = 0; i < ARRAY_SIZE(b47n->id_data); i++) {  in bcm47xxnflash_ops_bcm4706_cmdfunc()
252 			if (i == ARRAY_SIZE(b47n->id_data) - 1)  in bcm47xxnflash_ops_bcm4706_cmdfunc()
254 			if (bcm47xxnflash_ops_bcm4706_ctl_cmd(b47n->cc,  in bcm47xxnflash_ops_bcm4706_cmdfunc()
259 			b47n->id_data[i] =  in bcm47xxnflash_ops_bcm4706_cmdfunc()
260 				bcma_cc_read32(b47n->cc, BCMA_CC_NFLASH_DATA)  in bcm47xxnflash_ops_bcm4706_cmdfunc()
274 			b47n->curr_column += mtd->writesize;  in bcm47xxnflash_ops_bcm4706_cmdfunc()
278 				b47n->curr_page_addr);  in bcm47xxnflash_ops_bcm4706_cmdfunc()
289 				b47n->curr_column);  in bcm47xxnflash_ops_bcm4706_cmdfunc()
291 				b47n->curr_page_addr);  in bcm47xxnflash_ops_bcm4706_cmdfunc()
310 	b47n->curr_command = command;  in bcm47xxnflash_ops_bcm4706_cmdfunc()
316 	struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv;  in bcm47xxnflash_ops_bcm4706_read_byte()  local
317 	struct bcma_drv_cc *cc = b47n->cc;  in bcm47xxnflash_ops_bcm4706_read_byte()
320 	switch (b47n->curr_command) {  in bcm47xxnflash_ops_bcm4706_read_byte()
322 		if (b47n->curr_column >= ARRAY_SIZE(b47n->id_data)) {  in bcm47xxnflash_ops_bcm4706_read_byte()
324 			       b47n->curr_column);  in bcm47xxnflash_ops_bcm4706_read_byte()
327 		return b47n->id_data[b47n->curr_column++];  in bcm47xxnflash_ops_bcm4706_read_byte()
337 	pr_err("Invalid command for byte read: 0x%X\n", b47n->curr_command);  in bcm47xxnflash_ops_bcm4706_read_byte()
345 	struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv;  in bcm47xxnflash_ops_bcm4706_read_buf()  local
347 	switch (b47n->curr_command) {  in bcm47xxnflash_ops_bcm4706_read_buf()
354 	pr_err("Invalid command for buf read: 0x%X\n", b47n->curr_command);  in bcm47xxnflash_ops_bcm4706_read_buf()
361 	struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv;  in bcm47xxnflash_ops_bcm4706_write_buf()  local
363 	switch (b47n->curr_command) {  in bcm47xxnflash_ops_bcm4706_write_buf()
369 	pr_err("Invalid command for buf write: 0x%X\n", b47n->curr_command);  in bcm47xxnflash_ops_bcm4706_write_buf()
376 int bcm47xxnflash_ops_bcm4706_init(struct bcm47xxnflash *b47n)  in bcm47xxnflash_ops_bcm4706_init()  argument
378 	struct nand_chip *nand_chip = (struct nand_chip *)&b47n->nand_chip;  in bcm47xxnflash_ops_bcm4706_init()
388 	b47n->nand_chip.select_chip = bcm47xxnflash_ops_bcm4706_select_chip;  in bcm47xxnflash_ops_bcm4706_init()
391 	b47n->nand_chip.cmdfunc = bcm47xxnflash_ops_bcm4706_cmdfunc;  in bcm47xxnflash_ops_bcm4706_init()
392 	b47n->nand_chip.read_byte = bcm47xxnflash_ops_bcm4706_read_byte;  in bcm47xxnflash_ops_bcm4706_init()
393 	b47n->nand_chip.read_buf = bcm47xxnflash_ops_bcm4706_read_buf;  in bcm47xxnflash_ops_bcm4706_init()
394 	b47n->nand_chip.write_buf = bcm47xxnflash_ops_bcm4706_write_buf;  in bcm47xxnflash_ops_bcm4706_init()
397 	b47n->nand_chip.bbt_options = NAND_BBT_USE_FLASH;  in bcm47xxnflash_ops_bcm4706_init()
398 	b47n->nand_chip.ecc.mode = NAND_ECC_NONE; /* TODO: implement ECC */  in bcm47xxnflash_ops_bcm4706_init()
401 	bcma_cc_set32(b47n->cc, BCMA_CC_4706_FLASHSCFG,  in bcm47xxnflash_ops_bcm4706_init()
405 	if (b47n->cc->status & BCMA_CC_CHIPST_4706_PKG_OPTION) {  in bcm47xxnflash_ops_bcm4706_init()
409 		freq = bcma_chipco_pll_read(b47n->cc, 4);  in bcm47xxnflash_ops_bcm4706_init()
420 	bcma_cc_write32(b47n->cc, BCMA_CC_NFLASH_WAITCNT0,  in bcm47xxnflash_ops_bcm4706_init()
424 	err = nand_scan(&b47n->mtd, 1);  in bcm47xxnflash_ops_bcm4706_init()
431 	chipsize = b47n->nand_chip.chipsize >> 20;  in bcm47xxnflash_ops_bcm4706_init()
440 	col_bits = b47n->nand_chip.page_shift + 1;  in bcm47xxnflash_ops_bcm4706_init()
447 	bcma_cc_write32(b47n->cc, BCMA_CC_NFLASH_CONF, val);  in bcm47xxnflash_ops_bcm4706_init()
451 		bcma_cc_mask32(b47n->cc, BCMA_CC_4706_FLASHSCFG,  in bcm47xxnflash_ops_bcm4706_init()