mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-30 18:47:06 +00:00
123 lines
3.5 KiB
Diff
123 lines
3.5 KiB
Diff
--- a/drivers/mtd/nand/rb750_nand.c
|
|
+++ b/drivers/mtd/nand/rb750_nand.c
|
|
@@ -1,14 +1,15 @@
|
|
/*
|
|
* NAND flash driver for the MikroTik RouterBOARD 750
|
|
*
|
|
- * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
|
|
+ * Copyright (C) 2010-2012 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/init.h>
|
|
+#include <linux/kernel.h>
|
|
+#include <linux/module.h>
|
|
#include <linux/mtd/nand.h>
|
|
#include <linux/mtd/mtd.h>
|
|
#include <linux/mtd/partitions.h>
|
|
@@ -16,8 +17,9 @@
|
|
#include <linux/io.h>
|
|
#include <linux/slab.h>
|
|
|
|
-#include <asm/mach-ar71xx/ar71xx.h>
|
|
-#include <asm/mach-ar71xx/mach-rb750.h>
|
|
+#include <asm/mach-ath79/ar71xx_regs.h>
|
|
+#include <asm/mach-ath79/ath79.h>
|
|
+#include <asm/mach-ath79/mach-rb750.h>
|
|
|
|
#define DRV_NAME "rb750-nand"
|
|
#define DRV_VERSION "0.1.0"
|
|
@@ -73,7 +75,7 @@ static struct mtd_partition rb750_nand_p
|
|
|
|
static void rb750_nand_write(const u8 *buf, unsigned len)
|
|
{
|
|
- void __iomem *base = ar71xx_gpio_base;
|
|
+ void __iomem *base = ath79_gpio_base;
|
|
u32 out;
|
|
u32 t;
|
|
unsigned i;
|
|
@@ -107,7 +109,7 @@ static void rb750_nand_write(const u8 *b
|
|
static int rb750_nand_read_verify(u8 *read_buf, unsigned len,
|
|
const u8 *verify_buf)
|
|
{
|
|
- void __iomem *base = ar71xx_gpio_base;
|
|
+ void __iomem *base = ath79_gpio_base;
|
|
unsigned i;
|
|
|
|
for (i = 0; i < len; i++) {
|
|
@@ -136,7 +138,7 @@ static int rb750_nand_read_verify(u8 *re
|
|
|
|
static void rb750_nand_select_chip(struct mtd_info *mtd, int chip)
|
|
{
|
|
- void __iomem *base = ar71xx_gpio_base;
|
|
+ void __iomem *base = ath79_gpio_base;
|
|
u32 func;
|
|
u32 t;
|
|
|
|
@@ -145,9 +147,7 @@ static void rb750_nand_select_chip(struc
|
|
/* disable latch */
|
|
rb750_latch_change(RB750_LVC573_LE, 0);
|
|
|
|
- /* disable alternate functions */
|
|
- ar71xx_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
|
|
- AR724X_GPIO_FUNC_SPI_EN);
|
|
+ rb750_nand_pins_enable();
|
|
|
|
/* set input mode for data lines */
|
|
t = __raw_readl(base + AR71XX_GPIO_REG_OE);
|
|
@@ -172,9 +172,7 @@ static void rb750_nand_select_chip(struc
|
|
__raw_writel(t | RB750_NAND_IO0 | RB750_NAND_RDY,
|
|
base + AR71XX_GPIO_REG_OE);
|
|
|
|
- /* restore alternate functions */
|
|
- ar71xx_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN,
|
|
- AR724X_GPIO_FUNC_JTAG_DISABLE);
|
|
+ rb750_nand_pins_disable();
|
|
|
|
/* enable latch */
|
|
rb750_latch_change(0, RB750_LVC573_LE);
|
|
@@ -183,7 +181,7 @@ static void rb750_nand_select_chip(struc
|
|
|
|
static int rb750_nand_dev_ready(struct mtd_info *mtd)
|
|
{
|
|
- void __iomem *base = ar71xx_gpio_base;
|
|
+ void __iomem *base = ath79_gpio_base;
|
|
|
|
return !!(__raw_readl(base + AR71XX_GPIO_REG_IN) & RB750_NAND_RDY);
|
|
}
|
|
@@ -192,7 +190,7 @@ static void rb750_nand_cmd_ctrl(struct m
|
|
unsigned int ctrl)
|
|
{
|
|
if (ctrl & NAND_CTRL_CHANGE) {
|
|
- void __iomem *base = ar71xx_gpio_base;
|
|
+ void __iomem *base = ath79_gpio_base;
|
|
u32 t;
|
|
|
|
t = __raw_readl(base + AR71XX_GPIO_REG_OUT);
|
|
@@ -236,7 +234,7 @@ static int rb750_nand_verify_buf(struct
|
|
|
|
static void __init rb750_nand_gpio_init(void)
|
|
{
|
|
- void __iomem *base = ar71xx_gpio_base;
|
|
+ void __iomem *base = ath79_gpio_base;
|
|
u32 out;
|
|
u32 t;
|
|
|
|
@@ -306,12 +304,8 @@ static int __devinit rb750_nand_probe(st
|
|
goto err_set_drvdata;
|
|
}
|
|
|
|
-#ifdef CONFIG_MTD_PARTITIONS
|
|
- ret = add_mtd_partitions(&info->mtd, rb750_nand_partitions,
|
|
+ ret = mtd_device_register(&info->mtd, rb750_nand_partitions,
|
|
ARRAY_SIZE(rb750_nand_partitions));
|
|
-#else
|
|
- ret = add_mtd_device(&info->mtd);
|
|
-#endif
|
|
if (ret)
|
|
goto err_release_nand;
|
|
|