7 #include <linux/mtd/spi-nor.h>
28 w25q128_post_bfpt_fixups(struct spi_nor *nor,  in w25q128_post_bfpt_fixups()  argument
39 	    nor->params->size == SZ_2M &&  in w25q128_post_bfpt_fixups()
40 	    nor->params->erase_map.regions[0].size == SZ_2M) {  in w25q128_post_bfpt_fixups()
41 		nor->params->size = SZ_16M;  in w25q128_post_bfpt_fixups()
42 		nor->params->erase_map.regions[0].size = SZ_16M;  in w25q128_post_bfpt_fixups()
53 w25q256_post_bfpt_fixups(struct spi_nor *nor,  in w25q256_post_bfpt_fixups()  argument
67 		nor->flags |= SNOR_F_4B_OPCODES;  in w25q256_post_bfpt_fixups()
78  * @nor:	pointer to 'struct spi_nor'.
89 static int winbond_nor_select_die(struct spi_nor *nor, u8 die)  in winbond_nor_select_die()  argument
93 	nor->bouncebuf[0] = die;  in winbond_nor_select_die()
95 	if (nor->spimem) {  in winbond_nor_select_die()
96 		struct spi_mem_op op = WINBOND_NOR_SELDIE_OP(nor->bouncebuf);  in winbond_nor_select_die()
98 		spi_nor_spimem_setup_op(nor, &op, nor->reg_proto);  in winbond_nor_select_die()
100 		ret = spi_mem_exec_op(nor->spimem, &op);  in winbond_nor_select_die()
102 		ret = spi_nor_controller_ops_write_reg(nor,  in winbond_nor_select_die()
104 						       nor->bouncebuf, 1);  in winbond_nor_select_die()
108 		dev_dbg(nor->dev, "error %d selecting die %d\n", ret, die);  in winbond_nor_select_die()
113 static int winbond_nor_multi_die_ready(struct spi_nor *nor)  in winbond_nor_multi_die_ready()  argument
117 	for (i = 0; i < nor->params->n_dice; i++) {  in winbond_nor_multi_die_ready()
118 		ret = winbond_nor_select_die(nor, i);  in winbond_nor_multi_die_ready()
122 		ret = spi_nor_sr_ready(nor);  in winbond_nor_multi_die_ready()
131 winbond_nor_multi_die_post_sfdp_fixups(struct spi_nor *nor)  in winbond_nor_multi_die_post_sfdp_fixups()  argument
139 	nor->params->n_dice = nor->params->size / SZ_64M;  in winbond_nor_multi_die_post_sfdp_fixups()
140 	nor->params->ready = winbond_nor_multi_die_ready;  in winbond_nor_multi_die_post_sfdp_fixups()
351  * @nor:	pointer to 'struct spi_nor'.
356 static int winbond_nor_write_ear(struct spi_nor *nor, u8 ear)  in winbond_nor_write_ear()  argument
360 	nor->bouncebuf[0] = ear;  in winbond_nor_write_ear()
362 	if (nor->spimem) {  in winbond_nor_write_ear()
363 		struct spi_mem_op op = WINBOND_NOR_WREAR_OP(nor->bouncebuf);  in winbond_nor_write_ear()
365 		spi_nor_spimem_setup_op(nor, &op, nor->reg_proto);  in winbond_nor_write_ear()
367 		ret = spi_mem_exec_op(nor->spimem, &op);  in winbond_nor_write_ear()
369 		ret = spi_nor_controller_ops_write_reg(nor,  in winbond_nor_write_ear()
371 						       nor->bouncebuf, 1);  in winbond_nor_write_ear()
375 		dev_dbg(nor->dev, "error %d writing EAR\n", ret);  in winbond_nor_write_ear()
383  * @nor:	pointer to 'struct spi_nor'.
389 static int winbond_nor_set_4byte_addr_mode(struct spi_nor *nor, bool enable)  in winbond_nor_set_4byte_addr_mode()  argument
393 	ret = spi_nor_set_4byte_addr_mode_en4b_ex4b(nor, enable);  in winbond_nor_set_4byte_addr_mode()
402 	ret = spi_nor_write_enable(nor);  in winbond_nor_set_4byte_addr_mode()
406 	ret = winbond_nor_write_ear(nor, 0);  in winbond_nor_set_4byte_addr_mode()
410 	return spi_nor_write_disable(nor);  in winbond_nor_set_4byte_addr_mode()
421 static int winbond_nor_late_init(struct spi_nor *nor)  in winbond_nor_late_init()  argument
423 	struct spi_nor_flash_parameter *params = nor->params;  in winbond_nor_late_init()