7 #include <linux/mtd/spi-nor.h>
19 static int spi_nor_micron_octal_dtr_enable(struct spi_nor *nor, bool enable)  in spi_nor_micron_octal_dtr_enable()  argument
22 	u8 *buf = nor->bouncebuf;  in spi_nor_micron_octal_dtr_enable()
27 		ret = spi_nor_write_enable(nor);  in spi_nor_micron_octal_dtr_enable()
38 		ret = spi_mem_exec_op(nor->spimem, &op);  in spi_nor_micron_octal_dtr_enable()
42 		ret = spi_nor_wait_till_ready(nor);  in spi_nor_micron_octal_dtr_enable()
47 	ret = spi_nor_write_enable(nor);  in spi_nor_micron_octal_dtr_enable()
64 		spi_nor_spimem_setup_op(nor, &op, SNOR_PROTO_8_8_8_DTR);  in spi_nor_micron_octal_dtr_enable()
66 	ret = spi_mem_exec_op(nor->spimem, &op);  in spi_nor_micron_octal_dtr_enable()
75 			   SPI_MEM_OP_DATA_IN(round_up(nor->info->id_len, 2),  in spi_nor_micron_octal_dtr_enable()
79 		spi_nor_spimem_setup_op(nor, &op, SNOR_PROTO_8_8_8_DTR);  in spi_nor_micron_octal_dtr_enable()
81 	ret = spi_mem_exec_op(nor->spimem, &op);  in spi_nor_micron_octal_dtr_enable()
85 	if (memcmp(buf, nor->info->id, nor->info->id_len))  in spi_nor_micron_octal_dtr_enable()
91 static void mt35xu512aba_default_init(struct spi_nor *nor)  in mt35xu512aba_default_init()  argument
93 	nor->params->octal_dtr_enable = spi_nor_micron_octal_dtr_enable;  in mt35xu512aba_default_init()
96 static void mt35xu512aba_post_sfdp_fixup(struct spi_nor *nor)  in mt35xu512aba_post_sfdp_fixup()  argument
99 	nor->params->hwcaps.mask |= SNOR_HWCAPS_READ_8_8_8_DTR;  in mt35xu512aba_post_sfdp_fixup()
100 	spi_nor_set_read_settings(&nor->params->reads[SNOR_CMD_READ_8_8_8_DTR],  in mt35xu512aba_post_sfdp_fixup()
104 	nor->cmd_ext_type = SPI_NOR_EXT_REPEAT;  in mt35xu512aba_post_sfdp_fixup()
105 	nor->params->rdsr_dummy = 8;  in mt35xu512aba_post_sfdp_fixup()
106 	nor->params->rdsr_addr_nbytes = 0;  in mt35xu512aba_post_sfdp_fixup()
113 	nor->params->quad_enable = NULL;  in mt35xu512aba_post_sfdp_fixup()
229  * @nor:	pointer to 'struct spi_nor'.
235 static int st_micron_set_4byte_addr_mode(struct spi_nor *nor, bool enable)  in st_micron_set_4byte_addr_mode()  argument
239 	ret = spi_nor_write_enable(nor);  in st_micron_set_4byte_addr_mode()
243 	ret = spi_nor_set_4byte_addr_mode(nor, enable);  in st_micron_set_4byte_addr_mode()
247 	return spi_nor_write_disable(nor);  in st_micron_set_4byte_addr_mode()
250 static void micron_st_default_init(struct spi_nor *nor)  in micron_st_default_init()  argument
252 	nor->flags |= SNOR_F_HAS_LOCK;  in micron_st_default_init()
253 	nor->flags &= ~SNOR_F_HAS_16BIT_SR;  in micron_st_default_init()
254 	nor->params->quad_enable = NULL;  in micron_st_default_init()
255 	nor->params->set_4byte_addr_mode = st_micron_set_4byte_addr_mode;  in micron_st_default_init()