Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Copyright (C) 2005, Intec Automation Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  * Copyright (C) 2014, Freescale Semiconductor, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) #include <linux/mtd/spi-nor.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #include "core.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) mx25l25635_post_bfpt_fixups(struct spi_nor *nor,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) 			    const struct sfdp_parameter_header *bfpt_header,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) 			    const struct sfdp_bfpt *bfpt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) 			    struct spi_nor_flash_parameter *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) 	 * MX25L25635F supports 4B opcodes but MX25L25635E does not.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) 	 * Unfortunately, Macronix has re-used the same JEDEC ID for both
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) 	 * variants which prevents us from defining a new entry in the parts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 	 * table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) 	 * We need a way to differentiate MX25L25635E and MX25L25635F, and it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 	 * seems that the F version advertises support for Fast Read 4-4-4 in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) 	 * its BFPT table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 	if (bfpt->dwords[BFPT_DWORD(5)] & BFPT_DWORD5_FAST_READ_4_4_4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 		nor->flags |= SNOR_F_4B_OPCODES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) static struct spi_nor_fixups mx25l25635_fixups = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 	.post_bfpt = mx25l25635_post_bfpt_fixups,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) static const struct flash_info macronix_parts[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 	/* Macronix */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 	{ "mx25l512e",   INFO(0xc22010, 0, 64 * 1024,   1, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	{ "mx25l2005a",  INFO(0xc22012, 0, 64 * 1024,   4, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	{ "mx25l4005a",  INFO(0xc22013, 0, 64 * 1024,   8, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 	{ "mx25l8005",   INFO(0xc22014, 0, 64 * 1024,  16, 0) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	{ "mx25l1606e",  INFO(0xc22015, 0, 64 * 1024,  32, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	{ "mx25l3205d",  INFO(0xc22016, 0, 64 * 1024,  64, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	{ "mx25l3255e",  INFO(0xc29e16, 0, 64 * 1024,  64, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 	{ "mx25l6405d",  INFO(0xc22017, 0, 64 * 1024, 128, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	{ "mx25u2033e",  INFO(0xc22532, 0, 64 * 1024,   4, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 	{ "mx25u3235f",	 INFO(0xc22536, 0, 64 * 1024,  64,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 			      SPI_NOR_QUAD_READ) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	{ "mx25u4035",   INFO(0xc22533, 0, 64 * 1024,   8, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	{ "mx25u8035",   INFO(0xc22534, 0, 64 * 1024,  16, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	{ "mx25u6435f",  INFO(0xc22537, 0, 64 * 1024, 128, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 	{ "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, SECT_4K) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	{ "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256, 0) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	{ "mx25r1635f",  INFO(0xc22815, 0, 64 * 1024,  32,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 			      SPI_NOR_QUAD_READ) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	{ "mx25r3235f",  INFO(0xc22816, 0, 64 * 1024,  64,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 			      SPI_NOR_QUAD_READ) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	{ "mx25u12835f", INFO(0xc22538, 0, 64 * 1024, 256,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 			      SPI_NOR_QUAD_READ) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	{ "mx25l25635e", INFO(0xc22019, 0, 64 * 1024, 512,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 			      SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 		.fixups = &mx25l25635_fixups },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	{ "mx25u25635f", INFO(0xc22539, 0, 64 * 1024, 512,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 			      SECT_4K | SPI_NOR_4B_OPCODES) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	{ "mx25u51245g", INFO(0xc2253a, 0, 64 * 1024, 1024,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 			      SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 	{ "mx25v8035f",  INFO(0xc22314, 0, 64 * 1024,  16,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 			      SPI_NOR_QUAD_READ) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	{ "mx25l25655e", INFO(0xc22619, 0, 64 * 1024, 512, 0) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	{ "mx66l51235f", INFO(0xc2201a, 0, 64 * 1024, 1024,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 			      SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 			      SPI_NOR_4B_OPCODES) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	{ "mx66u51235f", INFO(0xc2253a, 0, 64 * 1024, 1024,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 			      SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	{ "mx66l1g45g",  INFO(0xc2201b, 0, 64 * 1024, 2048,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 			      SPI_NOR_QUAD_READ) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	{ "mx66l1g55g",  INFO(0xc2261b, 0, 64 * 1024, 2048,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 			      SPI_NOR_QUAD_READ) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	{ "mx66u2g45g",	 INFO(0xc2253c, 0, 64 * 1024, 4096,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 			      SECT_4K | SPI_NOR_DUAL_READ |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 			      SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) static void macronix_default_init(struct spi_nor *nor)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	nor->params->quad_enable = spi_nor_sr1_bit6_quad_enable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	nor->params->set_4byte_addr_mode = spi_nor_set_4byte_addr_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) static const struct spi_nor_fixups macronix_fixups = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	.default_init = macronix_default_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) const struct spi_nor_manufacturer spi_nor_macronix = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	.name = "macronix",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	.parts = macronix_parts,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	.nparts = ARRAY_SIZE(macronix_parts),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	.fixups = &macronix_fixups,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) };