diff options
Diffstat (limited to 'target/linux/ath25/patches-3.18/120-spiflash.patch')
-rw-r--r-- | target/linux/ath25/patches-3.18/120-spiflash.patch | 634 |
1 files changed, 0 insertions, 634 deletions
diff --git a/target/linux/ath25/patches-3.18/120-spiflash.patch b/target/linux/ath25/patches-3.18/120-spiflash.patch deleted file mode 100644 index 4774c27234..0000000000 --- a/target/linux/ath25/patches-3.18/120-spiflash.patch +++ /dev/null @@ -1,634 +0,0 @@ ---- a/drivers/mtd/devices/Kconfig -+++ b/drivers/mtd/devices/Kconfig -@@ -120,6 +120,10 @@ config MTD_BCM47XXSFLASH - registered by bcma as platform devices. This enables driver for - serial flash memories (only read-only mode is implemented). - -+config MTD_AR2315 -+ tristate "Atheros AR2315+ SPI Flash support" -+ depends on SOC_AR2315 -+ - config MTD_SLRAM - tristate "Uncached system RAM" - help ---- a/drivers/mtd/devices/Makefile -+++ b/drivers/mtd/devices/Makefile -@@ -14,6 +14,7 @@ obj-$(CONFIG_MTD_DATAFLASH) += mtd_dataf - obj-$(CONFIG_MTD_M25P80) += m25p80.o - obj-$(CONFIG_MTD_SPEAR_SMI) += spear_smi.o - obj-$(CONFIG_MTD_SST25L) += sst25l.o -+obj-$(CONFIG_MTD_AR2315) += ar2315.o - obj-$(CONFIG_MTD_BCM47XXSFLASH) += bcm47xxsflash.o - obj-$(CONFIG_MTD_ST_SPI_FSM) += st_spi_fsm.o - ---- /dev/null -+++ b/drivers/mtd/devices/ar2315.c -@@ -0,0 +1,459 @@ -+ -+/* -+ * MTD driver for the SPI Flash Memory support on Atheros AR2315 -+ * -+ * Copyright (c) 2005-2006 Atheros Communications Inc. -+ * Copyright (C) 2006-2007 FON Technology, SL. -+ * Copyright (C) 2006-2007 Imre Kaloz <kaloz@openwrt.org> -+ * Copyright (C) 2006-2009 Felix Fietkau <nbd@nbd.name> -+ * Copyright (C) 2012 Alexandros C. Couloumbis <alex@ozo.com> -+ * -+ * This code is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 as -+ * published by the Free Software Foundation. -+ * -+ */ -+ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/types.h> -+#include <linux/errno.h> -+#include <linux/slab.h> -+#include <linux/mtd/mtd.h> -+#include <linux/mtd/partitions.h> -+#include <linux/platform_device.h> -+#include <linux/sched.h> -+#include <linux/delay.h> -+#include <linux/io.h> -+#include <linux/mutex.h> -+ -+#include "ar2315_spiflash.h" -+ -+#define DRIVER_NAME "ar2315-spiflash" -+ -+#define busy_wait(_priv, _condition, _wait) do { \ -+ while (_condition) { \ -+ if (_wait > 1) \ -+ msleep(_wait); \ -+ else if ((_wait == 1) && need_resched()) \ -+ schedule(); \ -+ else \ -+ udelay(1); \ -+ } \ -+} while (0) -+ -+enum { -+ FLASH_NONE, -+ FLASH_1MB, -+ FLASH_2MB, -+ FLASH_4MB, -+ FLASH_8MB, -+ FLASH_16MB, -+}; -+ -+/* Flash configuration table */ -+struct flashconfig { -+ u32 byte_cnt; -+ u32 sector_cnt; -+ u32 sector_size; -+}; -+ -+static const struct flashconfig flashconfig_tbl[] = { -+ [FLASH_NONE] = { 0, 0, 0}, -+ [FLASH_1MB] = { STM_1MB_BYTE_COUNT, STM_1MB_SECTOR_COUNT, -+ STM_1MB_SECTOR_SIZE}, -+ [FLASH_2MB] = { STM_2MB_BYTE_COUNT, STM_2MB_SECTOR_COUNT, -+ STM_2MB_SECTOR_SIZE}, -+ [FLASH_4MB] = { STM_4MB_BYTE_COUNT, STM_4MB_SECTOR_COUNT, -+ STM_4MB_SECTOR_SIZE}, -+ [FLASH_8MB] = { STM_8MB_BYTE_COUNT, STM_8MB_SECTOR_COUNT, -+ STM_8MB_SECTOR_SIZE}, -+ [FLASH_16MB] = { STM_16MB_BYTE_COUNT, STM_16MB_SECTOR_COUNT, -+ STM_16MB_SECTOR_SIZE} -+}; -+ -+/* Mapping of generic opcodes to STM serial flash opcodes */ -+enum { -+ SPI_WRITE_ENABLE, -+ SPI_WRITE_DISABLE, -+ SPI_RD_STATUS, -+ SPI_WR_STATUS, -+ SPI_RD_DATA, -+ SPI_FAST_RD_DATA, -+ SPI_PAGE_PROGRAM, -+ SPI_SECTOR_ERASE, -+ SPI_BULK_ERASE, -+ SPI_DEEP_PWRDOWN, -+ SPI_RD_SIG, -+}; -+ -+struct opcodes { -+ __u16 code; -+ __s8 tx_cnt; -+ __s8 rx_cnt; -+}; -+ -+static const struct opcodes stm_opcodes[] = { -+ [SPI_WRITE_ENABLE] = {STM_OP_WR_ENABLE, 1, 0}, -+ [SPI_WRITE_DISABLE] = {STM_OP_WR_DISABLE, 1, 0}, -+ [SPI_RD_STATUS] = {STM_OP_RD_STATUS, 1, 1}, -+ [SPI_WR_STATUS] = {STM_OP_WR_STATUS, 1, 0}, -+ [SPI_RD_DATA] = {STM_OP_RD_DATA, 4, 4}, -+ [SPI_FAST_RD_DATA] = {STM_OP_FAST_RD_DATA, 5, 0}, -+ [SPI_PAGE_PROGRAM] = {STM_OP_PAGE_PGRM, 8, 0}, -+ [SPI_SECTOR_ERASE] = {STM_OP_SECTOR_ERASE, 4, 0}, -+ [SPI_BULK_ERASE] = {STM_OP_BULK_ERASE, 1, 0}, -+ [SPI_DEEP_PWRDOWN] = {STM_OP_DEEP_PWRDOWN, 1, 0}, -+ [SPI_RD_SIG] = {STM_OP_RD_SIG, 4, 1}, -+}; -+ -+/* Driver private data structure */ -+struct spiflash_priv { -+ struct mtd_info mtd; -+ void __iomem *readaddr; /* memory mapped data for read */ -+ void __iomem *mmraddr; /* memory mapped register space */ -+ struct mutex lock; /* serialize registers access */ -+}; -+ -+#define to_spiflash(_mtd) container_of(_mtd, struct spiflash_priv, mtd) -+ -+enum { -+ FL_READY, -+ FL_READING, -+ FL_ERASING, -+ FL_WRITING -+}; -+ -+/*****************************************************************************/ -+ -+static u32 -+spiflash_read_reg(struct spiflash_priv *priv, int reg) -+{ -+ return ioread32(priv->mmraddr + reg); -+} -+ -+static void -+spiflash_write_reg(struct spiflash_priv *priv, int reg, u32 data) -+{ -+ iowrite32(data, priv->mmraddr + reg); -+} -+ -+static u32 -+spiflash_wait_busy(struct spiflash_priv *priv) -+{ -+ u32 reg; -+ -+ busy_wait(priv, (reg = spiflash_read_reg(priv, SPI_FLASH_CTL)) & -+ SPI_CTL_BUSY, 0); -+ return reg; -+} -+ -+static u32 -+spiflash_sendcmd(struct spiflash_priv *priv, int opcode, u32 addr) -+{ -+ const struct opcodes *op; -+ u32 reg, mask; -+ -+ op = &stm_opcodes[opcode]; -+ reg = spiflash_wait_busy(priv); -+ spiflash_write_reg(priv, SPI_FLASH_OPCODE, -+ ((u32)op->code) | (addr << 8)); -+ -+ reg &= ~SPI_CTL_TX_RX_CNT_MASK; -+ reg |= SPI_CTL_START | op->tx_cnt | (op->rx_cnt << 4); -+ -+ spiflash_write_reg(priv, SPI_FLASH_CTL, reg); -+ spiflash_wait_busy(priv); -+ -+ if (!op->rx_cnt) -+ return 0; -+ -+ reg = spiflash_read_reg(priv, SPI_FLASH_DATA); -+ -+ switch (op->rx_cnt) { -+ case 1: -+ mask = 0x000000ff; -+ break; -+ case 2: -+ mask = 0x0000ffff; -+ break; -+ case 3: -+ mask = 0x00ffffff; -+ break; -+ default: -+ mask = 0xffffffff; -+ break; -+ } -+ reg &= mask; -+ -+ return reg; -+} -+ -+/* -+ * Probe SPI flash device -+ * Function returns 0 for failure. -+ * and flashconfig_tbl array index for success. -+ */ -+static int -+spiflash_probe_chip(struct platform_device *pdev, struct spiflash_priv *priv) -+{ -+ u32 sig = spiflash_sendcmd(priv, SPI_RD_SIG, 0); -+ int flash_size; -+ -+ switch (sig) { -+ case STM_8MBIT_SIGNATURE: -+ flash_size = FLASH_1MB; -+ break; -+ case STM_16MBIT_SIGNATURE: -+ flash_size = FLASH_2MB; -+ break; -+ case STM_32MBIT_SIGNATURE: -+ flash_size = FLASH_4MB; -+ break; -+ case STM_64MBIT_SIGNATURE: -+ flash_size = FLASH_8MB; -+ break; -+ case STM_128MBIT_SIGNATURE: -+ flash_size = FLASH_16MB; -+ break; -+ default: -+ dev_warn(&pdev->dev, "read of flash device signature failed!\n"); -+ return 0; -+ } -+ -+ return flash_size; -+} -+ -+static void -+spiflash_wait_complete(struct spiflash_priv *priv, unsigned int timeout) -+{ -+ busy_wait(priv, spiflash_sendcmd(priv, SPI_RD_STATUS, 0) & -+ SPI_STATUS_WIP, timeout); -+} -+ -+static int -+spiflash_erase(struct mtd_info *mtd, struct erase_info *instr) -+{ -+ struct spiflash_priv *priv = to_spiflash(mtd); -+ const struct opcodes *op; -+ u32 temp, reg; -+ -+ if (instr->addr + instr->len > mtd->size) -+ return -EINVAL; -+ -+ mutex_lock(&priv->lock); -+ -+ spiflash_sendcmd(priv, SPI_WRITE_ENABLE, 0); -+ reg = spiflash_wait_busy(priv); -+ -+ op = &stm_opcodes[SPI_SECTOR_ERASE]; -+ temp = ((u32)instr->addr << 8) | (u32)(op->code); -+ spiflash_write_reg(priv, SPI_FLASH_OPCODE, temp); -+ -+ reg &= ~SPI_CTL_TX_RX_CNT_MASK; -+ reg |= op->tx_cnt | SPI_CTL_START; -+ spiflash_write_reg(priv, SPI_FLASH_CTL, reg); -+ -+ spiflash_wait_complete(priv, 20); -+ -+ mutex_unlock(&priv->lock); -+ -+ instr->state = MTD_ERASE_DONE; -+ mtd_erase_callback(instr); -+ -+ return 0; -+} -+ -+static int -+spiflash_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, -+ u_char *buf) -+{ -+ struct spiflash_priv *priv = to_spiflash(mtd); -+ -+ if (!len) -+ return 0; -+ -+ if (from + len > mtd->size) -+ return -EINVAL; -+ -+ *retlen = len; -+ -+ mutex_lock(&priv->lock); -+ -+ memcpy_fromio(buf, priv->readaddr + from, len); -+ -+ mutex_unlock(&priv->lock); -+ -+ return 0; -+} -+ -+static int -+spiflash_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, -+ const u8 *buf) -+{ -+ struct spiflash_priv *priv = to_spiflash(mtd); -+ u32 opcode, bytes_left; -+ -+ *retlen = 0; -+ -+ if (!len) -+ return 0; -+ -+ if (to + len > mtd->size) -+ return -EINVAL; -+ -+ bytes_left = len; -+ -+ do { -+ u32 read_len, reg, page_offset, spi_data = 0; -+ -+ read_len = min(bytes_left, sizeof(u32)); -+ -+ /* 32-bit writes cannot span across a page boundary -+ * (256 bytes). This types of writes require two page -+ * program operations to handle it correctly. The STM part -+ * will write the overflow data to the beginning of the -+ * current page as opposed to the subsequent page. -+ */ -+ page_offset = (to & (STM_PAGE_SIZE - 1)) + read_len; -+ -+ if (page_offset > STM_PAGE_SIZE) -+ read_len -= (page_offset - STM_PAGE_SIZE); -+ -+ mutex_lock(&priv->lock); -+ -+ spiflash_sendcmd(priv, SPI_WRITE_ENABLE, 0); -+ spi_data = 0; -+ switch (read_len) { -+ case 4: -+ spi_data |= buf[3] << 24; -+ /* fall through */ -+ case 3: -+ spi_data |= buf[2] << 16; -+ /* fall through */ -+ case 2: -+ spi_data |= buf[1] << 8; -+ /* fall through */ -+ case 1: -+ spi_data |= buf[0] & 0xff; -+ break; -+ default: -+ break; -+ } -+ -+ spiflash_write_reg(priv, SPI_FLASH_DATA, spi_data); -+ opcode = stm_opcodes[SPI_PAGE_PROGRAM].code | -+ (to & 0x00ffffff) << 8; -+ spiflash_write_reg(priv, SPI_FLASH_OPCODE, opcode); -+ -+ reg = spiflash_read_reg(priv, SPI_FLASH_CTL); -+ reg &= ~SPI_CTL_TX_RX_CNT_MASK; -+ reg |= (read_len + 4) | SPI_CTL_START; -+ spiflash_write_reg(priv, SPI_FLASH_CTL, reg); -+ -+ spiflash_wait_complete(priv, 1); -+ -+ mutex_unlock(&priv->lock); -+ -+ bytes_left -= read_len; -+ to += read_len; -+ buf += read_len; -+ -+ *retlen += read_len; -+ } while (bytes_left != 0); -+ -+ return 0; -+} -+ -+#if defined CONFIG_MTD_REDBOOT_PARTS || CONFIG_MTD_MYLOADER_PARTS -+static const char * const part_probe_types[] = { -+ "cmdlinepart", "RedBoot", "MyLoader", NULL -+}; -+#endif -+ -+static int -+spiflash_probe(struct platform_device *pdev) -+{ -+ struct spiflash_priv *priv; -+ struct mtd_info *mtd; -+ struct resource *res; -+ int index; -+ int result = 0; -+ -+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); -+ if (!priv) -+ return -ENOMEM; -+ -+ mutex_init(&priv->lock); -+ mtd = &priv->mtd; -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 1); -+ priv->mmraddr = devm_ioremap_resource(&pdev->dev, res); -+ if (IS_ERR(priv->mmraddr)) { -+ dev_warn(&pdev->dev, "failed to map flash MMR\n"); -+ return PTR_ERR(priv->mmraddr); -+ } -+ -+ index = spiflash_probe_chip(pdev, priv); -+ if (!index) { -+ dev_warn(&pdev->dev, "found no flash device\n"); -+ return -ENODEV; -+ } -+ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ priv->readaddr = devm_ioremap_resource(&pdev->dev, res); -+ if (IS_ERR(priv->readaddr)) { -+ dev_warn(&pdev->dev, "failed to map flash read mem\n"); -+ return PTR_ERR(priv->readaddr); -+ } -+ -+ platform_set_drvdata(pdev, priv); -+ mtd->name = "spiflash"; -+ mtd->type = MTD_NORFLASH; -+ mtd->flags = (MTD_CAP_NORFLASH|MTD_WRITEABLE); -+ mtd->size = flashconfig_tbl[index].byte_cnt; -+ mtd->erasesize = flashconfig_tbl[index].sector_size; -+ mtd->writesize = 1; -+ mtd->numeraseregions = 0; -+ mtd->eraseregions = NULL; -+ mtd->_erase = spiflash_erase; -+ mtd->_read = spiflash_read; -+ mtd->_write = spiflash_write; -+ mtd->owner = THIS_MODULE; -+ -+ dev_info(&pdev->dev, "%lld Kbytes flash detected\n", mtd->size >> 10); -+ -+#if defined CONFIG_MTD_REDBOOT_PARTS || CONFIG_MTD_MYLOADER_PARTS -+ /* parse redboot partitions */ -+ -+ result = mtd_device_parse_register(mtd, part_probe_types, -+ NULL, NULL, 0); -+#endif -+ -+ return result; -+} -+ -+static int -+spiflash_remove(struct platform_device *pdev) -+{ -+ struct spiflash_priv *priv = platform_get_drvdata(pdev); -+ -+ mtd_device_unregister(&priv->mtd); -+ -+ return 0; -+} -+ -+static struct platform_driver spiflash_driver = { -+ .driver.name = DRIVER_NAME, -+ .probe = spiflash_probe, -+ .remove = spiflash_remove, -+}; -+ -+module_platform_driver(spiflash_driver); -+ -+MODULE_LICENSE("GPL"); -+MODULE_AUTHOR("OpenWrt.org"); -+MODULE_AUTHOR("Atheros Communications Inc"); -+MODULE_DESCRIPTION("MTD driver for SPI Flash on Atheros AR2315+ SOC"); -+MODULE_ALIAS("platform:" DRIVER_NAME); -+ ---- /dev/null -+++ b/drivers/mtd/devices/ar2315_spiflash.h -@@ -0,0 +1,106 @@ -+/* -+ * Atheros AR2315 SPI Flash Memory support header file. -+ * -+ * Copyright (c) 2005, Atheros Communications Inc. -+ * Copyright (C) 2006 FON Technology, SL. -+ * Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org> -+ * Copyright (C) 2006-2009 Felix Fietkau <nbd@nbd.name> -+ * -+ * This code is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 as -+ * published by the Free Software Foundation. -+ * -+ */ -+#ifndef __AR2315_SPIFLASH_H -+#define __AR2315_SPIFLASH_H -+ -+#define STM_PAGE_SIZE 256 -+ -+#define SFI_WRITE_BUFFER_SIZE 4 -+#define SFI_FLASH_ADDR_MASK 0x00ffffff -+ -+#define STM_8MBIT_SIGNATURE 0x13 -+#define STM_M25P80_BYTE_COUNT 1048576 -+#define STM_M25P80_SECTOR_COUNT 16 -+#define STM_M25P80_SECTOR_SIZE 0x10000 -+ -+#define STM_16MBIT_SIGNATURE 0x14 -+#define STM_M25P16_BYTE_COUNT 2097152 -+#define STM_M25P16_SECTOR_COUNT 32 -+#define STM_M25P16_SECTOR_SIZE 0x10000 -+ -+#define STM_32MBIT_SIGNATURE 0x15 -+#define STM_M25P32_BYTE_COUNT 4194304 -+#define STM_M25P32_SECTOR_COUNT 64 -+#define STM_M25P32_SECTOR_SIZE 0x10000 -+ -+#define STM_64MBIT_SIGNATURE 0x16 -+#define STM_M25P64_BYTE_COUNT 8388608 -+#define STM_M25P64_SECTOR_COUNT 128 -+#define STM_M25P64_SECTOR_SIZE 0x10000 -+ -+#define STM_128MBIT_SIGNATURE 0x17 -+#define STM_M25P128_BYTE_COUNT 16777216 -+#define STM_M25P128_SECTOR_COUNT 256 -+#define STM_M25P128_SECTOR_SIZE 0x10000 -+ -+#define STM_1MB_BYTE_COUNT STM_M25P80_BYTE_COUNT -+#define STM_1MB_SECTOR_COUNT STM_M25P80_SECTOR_COUNT -+#define STM_1MB_SECTOR_SIZE STM_M25P80_SECTOR_SIZE -+#define STM_2MB_BYTE_COUNT STM_M25P16_BYTE_COUNT -+#define STM_2MB_SECTOR_COUNT STM_M25P16_SECTOR_COUNT -+#define STM_2MB_SECTOR_SIZE STM_M25P16_SECTOR_SIZE -+#define STM_4MB_BYTE_COUNT STM_M25P32_BYTE_COUNT -+#define STM_4MB_SECTOR_COUNT STM_M25P32_SECTOR_COUNT -+#define STM_4MB_SECTOR_SIZE STM_M25P32_SECTOR_SIZE -+#define STM_8MB_BYTE_COUNT STM_M25P64_BYTE_COUNT -+#define STM_8MB_SECTOR_COUNT STM_M25P64_SECTOR_COUNT -+#define STM_8MB_SECTOR_SIZE STM_M25P64_SECTOR_SIZE -+#define STM_16MB_BYTE_COUNT STM_M25P128_BYTE_COUNT -+#define STM_16MB_SECTOR_COUNT STM_M25P128_SECTOR_COUNT -+#define STM_16MB_SECTOR_SIZE STM_M25P128_SECTOR_SIZE -+ -+/* -+ * ST Microelectronics Opcodes for Serial Flash -+ */ -+ -+#define STM_OP_WR_ENABLE 0x06 /* Write Enable */ -+#define STM_OP_WR_DISABLE 0x04 /* Write Disable */ -+#define STM_OP_RD_STATUS 0x05 /* Read Status */ -+#define STM_OP_WR_STATUS 0x01 /* Write Status */ -+#define STM_OP_RD_DATA 0x03 /* Read Data */ -+#define STM_OP_FAST_RD_DATA 0x0b /* Fast Read Data */ -+#define STM_OP_PAGE_PGRM 0x02 /* Page Program */ -+#define STM_OP_SECTOR_ERASE 0xd8 /* Sector Erase */ -+#define STM_OP_BULK_ERASE 0xc7 /* Bulk Erase */ -+#define STM_OP_DEEP_PWRDOWN 0xb9 /* Deep Power-Down Mode */ -+#define STM_OP_RD_SIG 0xab /* Read Electronic Signature */ -+ -+#define STM_STATUS_WIP 0x01 /* Write-In-Progress */ -+#define STM_STATUS_WEL 0x02 /* Write Enable Latch */ -+#define STM_STATUS_BP0 0x04 /* Block Protect 0 */ -+#define STM_STATUS_BP1 0x08 /* Block Protect 1 */ -+#define STM_STATUS_BP2 0x10 /* Block Protect 2 */ -+#define STM_STATUS_SRWD 0x80 /* Status Register Write Disable */ -+ -+/* -+ * SPI Flash Interface Registers -+ */ -+ -+#define SPI_FLASH_CTL 0x00 -+#define SPI_FLASH_OPCODE 0x04 -+#define SPI_FLASH_DATA 0x08 -+ -+#define SPI_CTL_START 0x00000100 -+#define SPI_CTL_BUSY 0x00010000 -+#define SPI_CTL_TXCNT_MASK 0x0000000f -+#define SPI_CTL_RXCNT_MASK 0x000000f0 -+#define SPI_CTL_TX_RX_CNT_MASK 0x000000ff -+#define SPI_CTL_SIZE_MASK 0x00060000 -+ -+#define SPI_CTL_CLK_SEL_MASK 0x03000000 -+#define SPI_OPCODE_MASK 0x000000ff -+ -+#define SPI_STATUS_WIP STM_STATUS_WIP -+ -+#endif ---- a/arch/mips/ath25/ar2315.c -+++ b/arch/mips/ath25/ar2315.c -@@ -220,6 +220,28 @@ static struct platform_device ar2315_gpi - .num_resources = ARRAY_SIZE(ar2315_gpio_res) - }; - -+static struct resource ar2315_spiflash_res[] = { -+ { -+ .name = "spiflash_read", -+ .flags = IORESOURCE_MEM, -+ .start = AR2315_SPI_READ_BASE, -+ .end = AR2315_SPI_READ_BASE + AR2315_SPI_READ_SIZE - 1, -+ }, -+ { -+ .name = "spiflash_mmr", -+ .flags = IORESOURCE_MEM, -+ .start = AR2315_SPI_MMR_BASE, -+ .end = AR2315_SPI_MMR_BASE + AR2315_SPI_MMR_SIZE - 1, -+ }, -+}; -+ -+static struct platform_device ar2315_spiflash = { -+ .id = 0, -+ .name = "ar2315-spiflash", -+ .resource = ar2315_spiflash_res, -+ .num_resources = ARRAY_SIZE(ar2315_spiflash_res) -+}; -+ - void __init ar2315_init_devices(void) - { - /* Find board configuration */ -@@ -230,6 +252,8 @@ void __init ar2315_init_devices(void) - ar2315_gpio_res[1].end = ar2315_gpio_res[1].start; - platform_device_register(&ar2315_gpio); - -+ platform_device_register(&ar2315_spiflash); -+ - ar2315_eth_data.macaddr = ath25_board.config->enet0_mac; - ath25_add_ethernet(0, AR2315_ENET0_BASE, "eth0_mii", - AR2315_ENET0_MII_BASE, AR2315_IRQ_ENET0, |