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/Linux-v6.6/drivers/mtd/maps/
DMakefile1 # SPDX-License-Identifier: GPL-2.0
7 obj-$(CONFIG_MTD) += map_funcs.o
11 obj-$(CONFIG_MTD_CFI_FLAGADM) += cfi_flagadm.o
12 obj-$(CONFIG_MTD_DC21285) += dc21285.o
13 obj-$(CONFIG_MTD_L440GX) += l440gx.o
14 obj-$(CONFIG_MTD_AMD76XROM) += amd76xrom.o
15 obj-$(CONFIG_MTD_ESB2ROM) += esb2rom.o
16 obj-$(CONFIG_MTD_ICHXROM) += ichxrom.o
17 obj-$(CONFIG_MTD_CK804XROM) += ck804xrom.o
18 obj-$(CONFIG_MTD_TSUNAMI) += tsunami_flash.o
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
7 bool "Support non-linear mappings of flash chips"
10 paged mappings of flash chips.
13 tristate "Flash device in physical memory map"
16 This provides a 'mapping' driver which allows the NOR Flash and
19 the physical address and size of the flash chips on your
21 with config options or at run-time.
24 module will be called physmap.
27 bool "Physmap compat support"
32 physmap configuration options are done via your board's
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Dphysmap-gemini.c1 // SPDX-License-Identifier: GPL-2.0
3 * Cortina Systems Gemini OF physmap add-on
6 * This SoC has an elaborate flash control register, so we need to
18 #include "physmap-gemini.h"
21 * The Flash-relevant parts of the global status register
63 if (IS_ERR(gf->enabled_state)) in gemini_flash_enable_pins()
65 ret = pinctrl_select_state(gf->p, gf->enabled_state); in gemini_flash_enable_pins()
67 dev_err(gf->dev, "failed to enable pins\n"); in gemini_flash_enable_pins()
74 if (IS_ERR(gf->disabled_state)) in gemini_flash_disable_pins()
76 ret = pinctrl_select_state(gf->p, gf->disabled_state); in gemini_flash_disable_pins()
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Dphysmap-ixp4xx.c1 // SPDX-License-Identifier: GPL-2.0
3 * Intel IXP4xx OF physmap add-on
10 * Copyright (C) 2003-2004 MontaVista Software, Inc.
17 #include "physmap-ixp4xx.h"
20 * Read/write a 16 bit word from flash address 'addr'.
22 * When the cpu is in little-endian mode it swizzles the address lines
24 * and the like end up on the correct flash address.
27 * handles 32 bit reads, the byte stream ABCD is stored on the flash as:
29 * +---+---+
31 * +---+---+
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Dphysmap-core.c1 // SPDX-License-Identifier: GPL-2.0+
8 * 031022 - [jsun] add run-time configure and partition setup
14 * Revised to handle newer style flash binding by:
18 * Handle the case where a flash device is mostly addressed using physical
19 * line and supplemented by GPIOs. This way you can hook up say a 8MiB flash
23 * Copyright © 2005-2009 Analog Devices Inc.
36 #include <linux/mtd/physmap.h>
44 #include "physmap-bt1-rom.h"
45 #include "physmap-gemini.h"
46 #include "physmap-ixp4xx.h"
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Dphysmap-versatile.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Versatile OF physmap driver add-on
17 #include "physmap-versatile.h"
30 .compatible = "arm,integrator-ap-syscon",
34 .compatible = "arm,integrator-cp-syscon",
38 .compatible = "arm,core-module-versatile",
42 .compatible = "arm,realview-eb-syscon",
46 .compatible = "arm,realview-pb1176-syscon",
50 .compatible = "arm,realview-pb11mp-syscon",
54 .compatible = "arm,realview-pba8-syscon",
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/Linux-v6.6/Documentation/devicetree/bindings/mtd/
Dmtd-physmap.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mtd/mtd-physmap.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: CFI or JEDEC memory-mapped NOR flash, MTD-RAM (NVRAM...)
10 - Rob Herring <robh@kernel.org>
13 Flash chips (Memory Technology Devices) are often used for solid state
17 - $ref: mtd.yaml#
18 - $ref: /schemas/memory-controllers/mc-peripheral-props.yaml#
23 - items:
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Dti,am654-hbmc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mtd/ti,am654-hbmc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Vignesh Raghavendra <vigneshr@ti.com>
14 const: ti,am654-hbmc
19 power-domains: true
20 '#address-cells': true
21 '#size-cells': true
24 mux-controls:
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/Linux-v6.6/drivers/bcma/
Ddriver_chipcommon_pflash.c3 * ChipCommon parallel flash
11 #include <linux/mtd/physmap.h>
26 .name = "physmap-flash",
36 struct bcma_pflash *pflash = &cc->pflash; in bcma_pflash_init()
38 pflash->present = true; in bcma_pflash_init()
40 if (!(bcma_read32(cc->core, BCMA_CC_FLASH_CFG) & BCMA_CC_FLASH_CFG_DS)) in bcma_pflash_init()
/Linux-v6.6/arch/mips/bcm63xx/
Ddev-flash.c2 * Broadcom BCM63xx flash registration
18 #include <linux/mtd/physmap.h>
50 .name = "physmap-flash",
99 return -EINVAL; in bcm63xx_detect_flash_type()
121 pr_warn("unsupported serial flash detected\n"); in bcm63xx_flash_register()
122 return -ENODEV; in bcm63xx_flash_register()
124 pr_warn("unsupported NAND flash detected\n"); in bcm63xx_flash_register()
125 return -ENODEV; in bcm63xx_flash_register()
127 pr_err("flash detection failed for BCM%x: %d\n", in bcm63xx_flash_register()
129 return -ENODEV; in bcm63xx_flash_register()
/Linux-v6.6/arch/m68k/coldfire/
Dfirebee.c1 // SPDX-License-Identifier: GPL-2.0
5 * firebee.c -- extra startup code support for the FireBee boards
18 #include <linux/mtd/physmap.h>
25 * 8MB of NOR flash fitted to the FireBee board.
27 #define FLASH_PHYS_ADDR 0xe0000000 /* Physical address of flash */
28 #define FLASH_PHYS_SIZE 0x00800000 /* Size of flash */
30 #define PART_BOOT_START 0x00000000 /* Start at bottom of flash */
33 #define PART_IMAGE_SIZE 0x006c0000 /* Most of flash */
68 .name = "physmap-flash",
Damcore.c2 * amcore.c -- Support for Sysam AMCORE open board
19 #include <linux/mtd/physmap.h>
75 /* Set the dm9000 interrupt to be auto-vectored */ in dm9000_pre_init()
80 * Partitioning of parallel NOR flash (39VF3201B)
84 .name = "U-Boot (128K)",
94 .name = "Flash Free Space (1024K)",
113 .name = "physmap-flash",
114 .id = -1,
123 .name = "rtc-ds1307",
124 .id = -1,
/Linux-v6.6/arch/sh/boards/
Dboard-espt.c1 // SPDX-License-Identifier: GPL-2.0
3 * Data Technology Inc. ESPT-GIGA board support
11 #include <linux/mtd/physmap.h>
18 /* NOR Flash */
21 .name = "U-Boot",
24 .mask_flags = MTD_WRITEABLE, /* Read-only */
26 .name = "Linux-Kernel",
44 .name = "NOR Flash",
46 .end = SZ_8M - 1,
52 .name = "physmap-flash",
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Dboard-urquell.c1 // SPDX-License-Identifier: GPL-2.0
8 * Based on board-sh7785lcr.c
15 #include <linux/mtd/physmap.h>
25 #include <asm/smp-ops.h>
29 *----------------------------
30 * SW1 0101 0010 -> Pck 33MHz version
32 * SW2 0x1x xxxx -> little endian
34 * SW47 0001 1000 -> CS0 : on-board flash
39 * 0x00000000 - 0x04000000 (CS0) Nor Flash
40 * 0x04000000 - 0x04200000 (CS1) SRAM
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Dboard-edosk7760.c1 // SPDX-License-Identifier: GPL-2.0+
15 #include <linux/mtd/physmap.h>
20 #include <asm/i2c-sh7760.h>
31 /* NOR flash */
37 .mask_flags = MTD_WRITEABLE, /* Read-only */
61 .name = "NOR Flash",
63 .end = 0x00000000 + SZ_32M - 1,
69 .name = "physmap-flash",
135 .end = SMC_IOADDR + SZ_32 - 1,
147 .id = -1,
/Linux-v6.6/arch/mips/cobalt/
Dmtd.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2006 Yoichi Yuasa <yuasa@linux-mips.org>
10 #include <linux/mtd/physmap.h>
33 .name = "physmap-flash",
/Linux-v6.6/arch/sh/boards/mach-rsk/
Dsetup.c1 // SPDX-License-Identifier: GPL-2.0
6 * Copyright (C) 2008 Peter Griffin <pgriffin@mpc-data.co.uk>
14 #include <linux/mtd/physmap.h>
57 .name = "physmap-flash",
58 .id = -1,
/Linux-v6.6/arch/mips/alchemy/devboards/
Dplatform.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/mtd/physmap.h>
18 #include <asm/mach-au1x00/au1000.h>
19 #include <asm/mach-db1x00/bcsr.h>
33 .name = "rtc-au1xxx",
34 .id = -1,
92 return -ENOMEM; in db1x_register_pcmcia_socket()
96 ret = -ENOMEM; in db1x_register_pcmcia_socket()
100 sr[0].name = "pcmcia-attr"; in db1x_register_pcmcia_socket()
105 sr[1].name = "pcmcia-mem"; in db1x_register_pcmcia_socket()
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/Linux-v6.6/arch/sh/boards/mach-sh7763rdp/
Dsetup.c1 // SPDX-License-Identifier: GPL-2.0
14 #include <linux/mtd/physmap.h>
22 /* NOR Flash */
25 .name = "U-Boot",
28 .mask_flags = MTD_WRITEABLE, /* Read-only */
30 .name = "Linux-Kernel",
48 .name = "NOR Flash",
56 .name = "physmap-flash",
65 * SH-Ether
68 * (0x920,0x940,0x960 -> 0x920)
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/Linux-v6.6/arch/mips/ath25/
Dar5312.c9 * Copyright (C) 2006-2009 Felix Fietkau <nbd@openwrt.org>
24 #include <linux/mtd/physmap.h>
96 ar5312_rst_reg_mask(AR5312_IMR, 0, BIT(d->hwirq)); in ar5312_misc_irq_unmask()
102 ar5312_rst_reg_mask(AR5312_IMR, BIT(d->hwirq), 0); in ar5312_misc_irq_mask()
107 .name = "ar5312-misc",
152 if (request_irq(irq, ar5312_ahb_err_handler, 0, "ar5312-ahb-error", in ar5312_arch_init_irq()
154 pr_err("Failed to register ar5312-ahb-error interrupt\n"); in ar5312_arch_init_irq()
168 .end = AR5312_FLASH_BASE + AR5312_FLASH_SIZE - 1,
173 .name = "physmap-flash",
191 /* fixup flash width */ in ar5312_flash_init()
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/Linux-v6.6/arch/arm/boot/dts/microchip/
Dat91rm9200ek.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 * at91rm9200ek.dts - Device Tree file for Atmel AT91RM9200 evaluation kit
7 /dts-v1/;
15 stdout-path = "serial0:115200n8";
24 clock-frequency = <32768>;
28 clock-frequency = <18432000>;
36 compatible = "atmel,tcb-timer";
41 compatible = "atmel,tcb-timer";
47 atmel,vbus-gpio = <&pioD 4 GPIO_ACTIVE_HIGH>;
48 atmel,pullup-gpio = <&pioD 5 GPIO_ACTIVE_HIGH>;
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Dsama5d3xcm.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * sama5d3xcm.dtsi - Device Tree Include file for SAMA5D3x CPU Module
14 stdout-path = "serial0:115200n8";
23 clock-frequency = <32768>;
27 clock-frequency = <12000000>;
34 cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
39 compatible = "atmel,tcb-timer";
44 compatible = "atmel,tcb-timer";
51 pinctrl-0 = <&pinctrl_ebi_addr &pinctrl_ebi_cs0>;
52 pinctr-name = "default";
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/Linux-v6.6/include/linux/mtd/
Dphysmap.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * For boards with physically mapped flash and using
4 * drivers/mtd/maps/physmap.c mapping driver.
/Linux-v6.6/arch/mips/alchemy/
Dboard-gpr.c1 // SPDX-License-Identifier: GPL-2.0-or-later
15 #include <linux/mtd/physmap.h>
19 #include <linux/platform_data/i2c-gpio.h>
25 #include <asm/mach-au1x00/au1000.h>
26 #include <asm/mach-au1x00/gpio-au1000.h>
41 /* switch System-LED to orange (red# and green# on) */ in gpr_reset()
73 /* Take away Reset of UMTS-card */ in board_setup()
84 .name = "gpr-adm6320-wdt",
90 .name = "adm6320-wdt",
97 * FLASH
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/Linux-v6.6/drivers/ssb/
Ddriver_mipscore.c15 #include <linux/mtd/physmap.h>
36 .name = "physmap-flash",
47 return ssb_read32(mcore->dev, offset); in mips_read32()
54 ssb_write32(mcore->dev, offset, value); in mips_write32()
85 struct ssb_bus *bus = rdev->bus; in find_device()
87 for (i = 0; i < bus->nr_devices; i++) { in find_device()
89 dev = &(bus->devices[i]); in find_device()
103 struct ssb_bus *bus = dev->bus; in ssb_mips_irq()
104 struct ssb_device *mdev = bus->mipscore.dev; in ssb_mips_irq()
113 ipsflag = ssb_read32(bus->mipscore.dev, SSB_IPSFLAG); in ssb_mips_irq()
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