[PATCH] mtd: spi-nor: Add Puya Semiconductor chips driver

From: Dmitry Dunaev
Date: Mon Feb 26 2024 - 04:58:51 EST


Add a SPI NOR manufacturer driver for Puya Semiconductor chips

Signed-off-by: Dmitry Dunaev <dunaev@xxxxxxxx>
---
drivers/mtd/spi-nor/Makefile | 1 +
drivers/mtd/spi-nor/puya.c | 64 ++++++++++++++++++++++++++++++++++++
2 files changed, 65 insertions(+)
create mode 100644 drivers/mtd/spi-nor/puya.c

diff --git a/drivers/mtd/spi-nor/Makefile b/drivers/mtd/spi-nor/Makefile
index 5e68468b72fc..3e22039d0432 100644
--- a/drivers/mtd/spi-nor/Makefile
+++ b/drivers/mtd/spi-nor/Makefile
@@ -10,6 +10,7 @@ spi-nor-objs += intel.o
spi-nor-objs += issi.o
spi-nor-objs += macronix.o
spi-nor-objs += micron-st.o
+spi-nor-objs += puya.o
spi-nor-objs += spansion.o
spi-nor-objs += sst.o
spi-nor-objs += winbond.o
diff --git a/drivers/mtd/spi-nor/puya.c b/drivers/mtd/spi-nor/puya.c
new file mode 100644
index 000000000000..2198a9ed7101
--- /dev/null
+++ b/drivers/mtd/spi-nor/puya.c
@@ -0,0 +1,64 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2024, Tecon MT LLC.
+ */
+
+#include <linux/mtd/spi-nor.h>
+
+#include "core.h"
+
+/* Puya Semiconductor (Shanghai) Co., Ltd */
+static const struct flash_info puya_nor_parts[] = {
+ {
+ .id = SNOR_ID(0x85, 0x60, 0x10),
+ .name = "p25q05h",
+ .size = SZ_64K,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x85, 0x60, 0x11),
+ .name = "p25q10h",
+ .size = SZ_128K,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x85, 0x60, 0x12),
+ .name = "p25q20h",
+ .size = SZ_256K,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x85, 0x60, 0x13),
+ .name = "p25q40h",
+ .size = SZ_512K,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x85, 0x60, 0x14),
+ .name = "p25q80h",
+ .size = SZ_1M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x85, 0x60, 0x15),
+ .name = "p25q16h",
+ .size = SZ_2M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x85, 0x60, 0x16),
+ .name = "p25q32h",
+ .size = SZ_4M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x85, 0x60, 0x17),
+ .name = "p25q64h",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }, {
+ .id = SNOR_ID(0x85, 0x60, 0x18),
+ .name = "p25q128h",
+ .size = SZ_8M,
+ .no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+ }
+};
+
+const struct spi_nor_manufacturer spi_nor_puya = {
+ .name = "puya",
+ .parts = puya_nor_parts,
+ .nparts = ARRAY_SIZE(puya_nor_parts),
+};
--
2.34.1