diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ath79/dev-nfc.c')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/dev-nfc.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/dev-nfc.c b/target/linux/ar71xx/files/arch/mips/ath79/dev-nfc.c deleted file mode 100644 index 9b5256ecc2..0000000000 --- a/target/linux/ar71xx/files/arch/mips/ath79/dev-nfc.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - * Atheros AR934X SoCs built-in NAND flash controller support - * - * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org> - * - * This program 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/delay.h> -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/dma-mapping.h> -#include <linux/etherdevice.h> -#include <linux/platform_device.h> -#include <linux/platform/ar934x_nfc.h> - -#include <asm/mach-ath79/ath79.h> -#include <asm/mach-ath79/ar71xx_regs.h> - -#include "dev-nfc.h" - -static struct resource ath79_nfc_resources[2]; -static u64 ar934x_nfc_dmamask = DMA_BIT_MASK(32); -static struct ar934x_nfc_platform_data ath79_nfc_data; - -static struct platform_device ath79_nfc_device = { - .name = AR934X_NFC_DRIVER_NAME, - .id = -1, - .resource = ath79_nfc_resources, - .num_resources = ARRAY_SIZE(ath79_nfc_resources), - .dev = { - .dma_mask = &ar934x_nfc_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &ath79_nfc_data, - }, -}; - -static void __init ath79_nfc_init_resource(struct resource res[2], - unsigned long base, - unsigned long size, - int irq) -{ - memset(res, 0, sizeof(struct resource) * 2); - - res[0].flags = IORESOURCE_MEM; - res[0].start = base; - res[0].end = base + size - 1; - - res[1].flags = IORESOURCE_IRQ; - res[1].start = irq; - res[1].end = irq; -} - -static void ar934x_nfc_hw_reset(bool active) -{ - if (active) { - ath79_device_reset_set(AR934X_RESET_NANDF); - udelay(100); - - ath79_device_reset_set(AR934X_RESET_ETH_SWITCH_ANALOG); - udelay(250); - } else { - ath79_device_reset_clear(AR934X_RESET_ETH_SWITCH_ANALOG); - udelay(250); - - ath79_device_reset_clear(AR934X_RESET_NANDF); - udelay(100); - } -} - -static void ar934x_nfc_setup(void) -{ - ath79_nfc_data.hw_reset = ar934x_nfc_hw_reset; - - ath79_nfc_init_resource(ath79_nfc_resources, - AR934X_NFC_BASE, AR934X_NFC_SIZE, - ATH79_MISC_IRQ(21)); - - platform_device_register(&ath79_nfc_device); -} - -static void qca955x_nfc_hw_reset(bool active) -{ - if (active) { - ath79_device_reset_set(QCA955X_RESET_NANDF); - udelay(250); - } else { - ath79_device_reset_clear(QCA955X_RESET_NANDF); - udelay(100); - } -} - -static void qca955x_nfc_setup(void) -{ - ath79_nfc_data.hw_reset = qca955x_nfc_hw_reset; - - ath79_nfc_init_resource(ath79_nfc_resources, - QCA955X_NFC_BASE, QCA955X_NFC_SIZE, - ATH79_MISC_IRQ(21)); - - platform_device_register(&ath79_nfc_device); -} - -void __init ath79_nfc_set_select_chip(void (*f)(int chip_no)) -{ - ath79_nfc_data.select_chip = f; -} - -void __init ath79_nfc_set_scan_fixup(int (*f)(struct mtd_info *mtd)) -{ - ath79_nfc_data.scan_fixup = f; -} - -void __init ath79_nfc_set_swap_dma(bool enable) -{ - ath79_nfc_data.swap_dma = enable; -} - -void __init ath79_nfc_set_ecc_mode(enum ar934x_nfc_ecc_mode mode) -{ - ath79_nfc_data.ecc_mode = mode; -} - -void __init ath79_nfc_set_parts(struct mtd_partition *parts, int nr_parts) -{ - ath79_nfc_data.parts = parts; - ath79_nfc_data.nr_parts = nr_parts; -} - -void __init ath79_register_nfc(void) -{ - if (soc_is_ar934x()) - ar934x_nfc_setup(); - else if (soc_is_qca955x()) - qca955x_nfc_setup(); - else - BUG(); -} |