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-rw-r--r--target/linux/ar71xx/patches-3.2/303-rb750_nand-3.2-fixes.patch122
1 files changed, 122 insertions, 0 deletions
diff --git a/target/linux/ar71xx/patches-3.2/303-rb750_nand-3.2-fixes.patch b/target/linux/ar71xx/patches-3.2/303-rb750_nand-3.2-fixes.patch
new file mode 100644
index 0000000000..b0434e29a7
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.2/303-rb750_nand-3.2-fixes.patch
@@ -0,0 +1,122 @@
+--- 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;
+