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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/mtd/spi-nor/micron-st.c
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/mtd/spi-nor/micron-st.c')
-rw-r--r--drivers/mtd/spi-nor/micron-st.c161
1 files changed, 161 insertions, 0 deletions
diff --git a/drivers/mtd/spi-nor/micron-st.c b/drivers/mtd/spi-nor/micron-st.c
new file mode 100644
index 000000000..ef3695080
--- /dev/null
+++ b/drivers/mtd/spi-nor/micron-st.c
@@ -0,0 +1,161 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2005, Intec Automation Inc.
+ * Copyright (C) 2014, Freescale Semiconductor, Inc.
+ */
+
+#include <linux/mtd/spi-nor.h>
+
+#include "core.h"
+
+static const struct flash_info micron_parts[] = {
+ { "mt35xu512aba", INFO(0x2c5b1a, 0, 128 * 1024, 512,
+ SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ |
+ SPI_NOR_4B_OPCODES) },
+ { "mt35xu02g", INFO(0x2c5b1c, 0, 128 * 1024, 2048,
+ SECT_4K | USE_FSR | SPI_NOR_OCTAL_READ |
+ SPI_NOR_4B_OPCODES) },
+};
+
+static const struct flash_info st_parts[] = {
+ { "n25q016a", INFO(0x20bb15, 0, 64 * 1024, 32,
+ SECT_4K | SPI_NOR_QUAD_READ) },
+ { "n25q032", INFO(0x20ba16, 0, 64 * 1024, 64,
+ SPI_NOR_QUAD_READ) },
+ { "n25q032a", INFO(0x20bb16, 0, 64 * 1024, 64,
+ SPI_NOR_QUAD_READ) },
+ { "n25q064", INFO(0x20ba17, 0, 64 * 1024, 128,
+ SECT_4K | SPI_NOR_QUAD_READ) },
+ { "n25q064a", INFO(0x20bb17, 0, 64 * 1024, 128,
+ SECT_4K | SPI_NOR_QUAD_READ) },
+ { "n25q128a11", INFO(0x20bb18, 0, 64 * 1024, 256,
+ SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
+ SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB |
+ SPI_NOR_4BIT_BP | SPI_NOR_BP3_SR_BIT6) },
+ { "n25q128a13", INFO(0x20ba18, 0, 64 * 1024, 256,
+ SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) },
+ { "mt25ql256a", INFO6(0x20ba19, 0x104400, 64 * 1024, 512,
+ SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
+ SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+ { "n25q256a", INFO(0x20ba19, 0, 64 * 1024, 512, SECT_4K |
+ USE_FSR | SPI_NOR_DUAL_READ |
+ SPI_NOR_QUAD_READ) },
+ { "mt25qu256a", INFO6(0x20bb19, 0x104400, 64 * 1024, 512,
+ SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
+ SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+ { "n25q256ax1", INFO(0x20bb19, 0, 64 * 1024, 512,
+ SECT_4K | USE_FSR | SPI_NOR_QUAD_READ) },
+ { "mt25ql512a", INFO6(0x20ba20, 0x104400, 64 * 1024, 1024,
+ SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
+ SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+ { "n25q512ax3", INFO(0x20ba20, 0, 64 * 1024, 1024,
+ SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
+ SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB |
+ SPI_NOR_4BIT_BP | SPI_NOR_BP3_SR_BIT6) },
+ { "mt25qu512a", INFO6(0x20bb20, 0x104400, 64 * 1024, 1024,
+ SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
+ SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+ { "n25q512a", INFO(0x20bb20, 0, 64 * 1024, 1024,
+ SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
+ SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB |
+ SPI_NOR_4BIT_BP | SPI_NOR_BP3_SR_BIT6) },
+ { "n25q00", INFO(0x20ba21, 0, 64 * 1024, 2048,
+ SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
+ SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB |
+ SPI_NOR_4BIT_BP | SPI_NOR_BP3_SR_BIT6 |
+ NO_CHIP_ERASE) },
+ { "n25q00a", INFO(0x20bb21, 0, 64 * 1024, 2048,
+ SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
+ NO_CHIP_ERASE) },
+ { "mt25ql02g", INFO(0x20ba22, 0, 64 * 1024, 4096,
+ SECT_4K | USE_FSR | SPI_NOR_QUAD_READ |
+ NO_CHIP_ERASE) },
+ { "mt25qu02g", INFO(0x20bb22, 0, 64 * 1024, 4096,
+ SECT_4K | USE_FSR | SPI_NOR_DUAL_READ |
+ SPI_NOR_QUAD_READ | NO_CHIP_ERASE) },
+
+ { "m25p05", INFO(0x202010, 0, 32 * 1024, 2, 0) },
+ { "m25p10", INFO(0x202011, 0, 32 * 1024, 4, 0) },
+ { "m25p20", INFO(0x202012, 0, 64 * 1024, 4, 0) },
+ { "m25p40", INFO(0x202013, 0, 64 * 1024, 8, 0) },
+ { "m25p80", INFO(0x202014, 0, 64 * 1024, 16, 0) },
+ { "m25p16", INFO(0x202015, 0, 64 * 1024, 32, 0) },
+ { "m25p32", INFO(0x202016, 0, 64 * 1024, 64, 0) },
+ { "m25p64", INFO(0x202017, 0, 64 * 1024, 128, 0) },
+ { "m25p128", INFO(0x202018, 0, 256 * 1024, 64, 0) },
+
+ { "m25p05-nonjedec", INFO(0, 0, 32 * 1024, 2, 0) },
+ { "m25p10-nonjedec", INFO(0, 0, 32 * 1024, 4, 0) },
+ { "m25p20-nonjedec", INFO(0, 0, 64 * 1024, 4, 0) },
+ { "m25p40-nonjedec", INFO(0, 0, 64 * 1024, 8, 0) },
+ { "m25p80-nonjedec", INFO(0, 0, 64 * 1024, 16, 0) },
+ { "m25p16-nonjedec", INFO(0, 0, 64 * 1024, 32, 0) },
+ { "m25p32-nonjedec", INFO(0, 0, 64 * 1024, 64, 0) },
+ { "m25p64-nonjedec", INFO(0, 0, 64 * 1024, 128, 0) },
+ { "m25p128-nonjedec", INFO(0, 0, 256 * 1024, 64, 0) },
+
+ { "m45pe10", INFO(0x204011, 0, 64 * 1024, 2, 0) },
+ { "m45pe80", INFO(0x204014, 0, 64 * 1024, 16, 0) },
+ { "m45pe16", INFO(0x204015, 0, 64 * 1024, 32, 0) },
+
+ { "m25pe20", INFO(0x208012, 0, 64 * 1024, 4, 0) },
+ { "m25pe80", INFO(0x208014, 0, 64 * 1024, 16, 0) },
+ { "m25pe16", INFO(0x208015, 0, 64 * 1024, 32, SECT_4K) },
+
+ { "m25px16", INFO(0x207115, 0, 64 * 1024, 32, SECT_4K) },
+ { "m25px32", INFO(0x207116, 0, 64 * 1024, 64, SECT_4K) },
+ { "m25px32-s0", INFO(0x207316, 0, 64 * 1024, 64, SECT_4K) },
+ { "m25px32-s1", INFO(0x206316, 0, 64 * 1024, 64, SECT_4K) },
+ { "m25px64", INFO(0x207117, 0, 64 * 1024, 128, 0) },
+ { "m25px80", INFO(0x207114, 0, 64 * 1024, 16, 0) },
+};
+
+/**
+ * st_micron_set_4byte_addr_mode() - Set 4-byte address mode for ST and Micron
+ * flashes.
+ * @nor: pointer to 'struct spi_nor'.
+ * @enable: true to enter the 4-byte address mode, false to exit the 4-byte
+ * address mode.
+ *
+ * Return: 0 on success, -errno otherwise.
+ */
+static int st_micron_set_4byte_addr_mode(struct spi_nor *nor, bool enable)
+{
+ int ret;
+
+ ret = spi_nor_write_enable(nor);
+ if (ret)
+ return ret;
+
+ ret = spi_nor_set_4byte_addr_mode(nor, enable);
+ if (ret)
+ return ret;
+
+ return spi_nor_write_disable(nor);
+}
+
+static void micron_st_default_init(struct spi_nor *nor)
+{
+ nor->flags |= SNOR_F_HAS_LOCK;
+ nor->flags &= ~SNOR_F_HAS_16BIT_SR;
+ nor->params->quad_enable = NULL;
+ nor->params->set_4byte_addr_mode = st_micron_set_4byte_addr_mode;
+}
+
+static const struct spi_nor_fixups micron_st_fixups = {
+ .default_init = micron_st_default_init,
+};
+
+const struct spi_nor_manufacturer spi_nor_micron = {
+ .name = "micron",
+ .parts = micron_parts,
+ .nparts = ARRAY_SIZE(micron_parts),
+ .fixups = &micron_st_fixups,
+};
+
+const struct spi_nor_manufacturer spi_nor_st = {
+ .name = "st",
+ .parts = st_parts,
+ .nparts = ARRAY_SIZE(st_parts),
+ .fixups = &micron_st_fixups,
+};