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@ -1,7 +1,7 @@
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/*
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* NAND flash driver for the MikroTik RouterBoard 4xx series
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*
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* Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
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* Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
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* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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*
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* This file was based on the driver for Linux 2.6.22 published by
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@ -71,7 +71,7 @@ static struct mtd_partition rb4xx_nand_partitions[] = {
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static int rb4xx_nand_dev_ready(struct mtd_info *mtd)
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{
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return gpio_get_value(RB4XX_NAND_GPIO_READY);
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return gpio_get_value_cansleep(RB4XX_NAND_GPIO_READY);
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}
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static void rb4xx_nand_write_cmd(unsigned char cmd)
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@ -88,9 +88,12 @@ static void rb4xx_nand_cmd_ctrl(struct mtd_info *mtd, int cmd,
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unsigned int ctrl)
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{
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if (ctrl & NAND_CTRL_CHANGE) {
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gpio_set_value(RB4XX_NAND_GPIO_CLE, (ctrl & NAND_CLE) ? 1 : 0);
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gpio_set_value(RB4XX_NAND_GPIO_ALE, (ctrl & NAND_ALE) ? 1 : 0);
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gpio_set_value(RB4XX_NAND_GPIO_NCE, (ctrl & NAND_NCE) ? 0 : 1);
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gpio_set_value_cansleep(RB4XX_NAND_GPIO_CLE,
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(ctrl & NAND_CLE) ? 1 : 0);
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gpio_set_value_cansleep(RB4XX_NAND_GPIO_ALE,
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(ctrl & NAND_ALE) ? 1 : 0);
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gpio_set_value_cansleep(RB4XX_NAND_GPIO_NCE,
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(ctrl & NAND_NCE) ? 0 : 1);
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}
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if (cmd != NAND_CMD_NONE)
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