forked from Imagelibrary/rtems
45 lines
1.0 KiB
C
45 lines
1.0 KiB
C
/**
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* @file
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*
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* @ingroup arm_lpc32xx
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*
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* @brief NAND controller selection.
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*/
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/*
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* Copyright (c) 2012 embedded brains GmbH. All rights reserved.
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*
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* embedded brains GmbH
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* Obere Lagerstr. 30
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* 82178 Puchheim
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* Germany
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* <rtems@embedded-brains.de>
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#include <bsp.h>
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#include <bsp/lpc32xx.h>
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#include <bsp/nand-mlc.h>
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void lpc32xx_select_nand_controller(lpc32xx_nand_controller nand_controller)
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{
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uint32_t flashclk_ctrl = LPC32XX_FLASHCLK_CTRL & ~(FLASHCLK_IRQ_MLC
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| FLASHCLK_SELECT_SLC | FLASHCLK_MLC_CLK_ENABLE | FLASHCLK_SLC_CLK_ENABLE);
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switch (nand_controller) {
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case LPC32XX_NAND_CONTROLLER_MLC:
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flashclk_ctrl |= FLASHCLK_IRQ_MLC | FLASHCLK_MLC_CLK_ENABLE;
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break;
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case LPC32XX_NAND_CONTROLLER_SLC:
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flashclk_ctrl |= FLASHCLK_SELECT_SLC | FLASHCLK_SLC_CLK_ENABLE;
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break;
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default:
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break;
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}
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LPC32XX_FLASHCLK_CTRL = flashclk_ctrl;
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}
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