diff options
author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-10-13 17:49:11 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-10-13 17:49:11 +0000 |
commit | 2f092ea7161261be3d79abcdfddd2348321a1dc6 (patch) | |
tree | 64641aec2e82266492bb42ad8be5efe6e603e30c /nuttx/configs/ea3152/src | |
parent | 13b1e4d5c583c69e93f52ada836aabad691e9fd3 (diff) | |
download | px4-nuttx-2f092ea7161261be3d79abcdfddd2348321a1dc6.tar.gz px4-nuttx-2f092ea7161261be3d79abcdfddd2348321a1dc6.tar.bz2 px4-nuttx-2f092ea7161261be3d79abcdfddd2348321a1dc6.zip |
Add a configuration for the lpc3152
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4043 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/configs/ea3152/src')
-rwxr-xr-x | nuttx/configs/ea3152/src/Makefile | 105 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/ea3152_internal.h | 127 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_boot.c | 119 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_buttons.c | 82 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_clkinit.c | 444 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_fillpage.c | 525 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_leds.c | 111 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_mem.c | 359 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_nsh.c | 165 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_spi.c | 142 | ||||
-rwxr-xr-x | nuttx/configs/ea3152/src/up_usbstrg.c | 126 |
11 files changed, 2305 insertions, 0 deletions
diff --git a/nuttx/configs/ea3152/src/Makefile b/nuttx/configs/ea3152/src/Makefile new file mode 100755 index 000000000..43b5edcc9 --- /dev/null +++ b/nuttx/configs/ea3152/src/Makefile @@ -0,0 +1,105 @@ +############################################################################ +# configs/ea3152/src/Makefile +# +# Copyright (C) 2011 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt <gnutt@nuttx.org> +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# 3. Neither the name NuttX nor the names of its contributors may be +# used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS +# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED +# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +############################################################################ + +-include $(TOPDIR)/Make.defs + +CFLAGS += -I$(TOPDIR)/sched + +ASRCS = +AOBJS = $(ASRCS:.S=$(OBJEXT)) + +CSRCS = up_boot.c up_clkinit.c +ifeq ($(CONFIG_ARCH_BUTTONS),y) +CSRCS += up_buttons.c +endif +ifeq ($(CONFIG_LPC31XX_EXTSDRAM),y) +CSRCS += up_mem.c +endif +ifeq ($(CONFIG_ARCH_LEDS),y) +CSRCS += up_leds.c +endif +ifeq ($(CONFIG_LPC31XX_SPI),y) +CSRCS += up_spi.c +endif +ifeq ($(CONFIG_NSH_ARCHINIT),y) +CSRCS += up_nsh.c +endif +ifeq ($(CONFIG_PAGING),y) +CSRCS += up_fillpage.c +endif +ifeq ($(CONFIG_USBSTRG),y) +CSRCS += up_usbstrg.c +endif +COBJS = $(CSRCS:.c=$(OBJEXT)) + +SRCS = $(ASRCS) $(CSRCS) +OBJS = $(AOBJS) $(COBJS) + +ARCH_SRCDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src +ifeq ($(WINTOOL),y) + CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" \ + -I "${shell cygpath -w $(ARCH_SRCDIR)/common}" \ + -I "${shell cygpath -w $(ARCH_SRCDIR)/arm}" +else + CFLAGS += -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common -I$(ARCH_SRCDIR)/arm +endif + +all: libboard$(LIBEXT) + +$(AOBJS): %$(OBJEXT): %.S + $(call ASSEMBLE, $<, $@) + +$(COBJS) $(LINKOBJS): %$(OBJEXT): %.c + $(call COMPILE, $<, $@) + +libboard$(LIBEXT): $(OBJS) + @( for obj in $(OBJS) ; do \ + $(call ARCHIVE, $@, $${obj}); \ + done ; ) + +.depend: Makefile $(SRCS) + @$(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep + @touch $@ + +depend: .depend + +clean: + @rm -f libboard$(LIBEXT) *~ .*.swp + $(call CLEAN) + +distclean: clean + @rm -f Make.dep .depend + +-include Make.dep diff --git a/nuttx/configs/ea3152/src/ea3152_internal.h b/nuttx/configs/ea3152/src/ea3152_internal.h new file mode 100755 index 000000000..94a6e5a23 --- /dev/null +++ b/nuttx/configs/ea3152/src/ea3152_internal.h @@ -0,0 +1,127 @@ +/************************************************************************************ + * configs/ea3152/src/ea3152_internal.h + * arch/arm/src/board/ea3152_internal.n + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +#ifndef __CONFIGS_EA3152_SRC_EA3152_INTERNAL_H +#define __CONFIGS_EA3152_SRC_EA3152_INTERNAL_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> +#include <nuttx/compiler.h> +#include <stdint.h> + +#include "lpc31_ioconfig.h" + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* EA3152L GPIOs ********************************************************************/ + +/* LEDs -- interface through an I2C GPIO expander */ + +/* BUTTONS -- NOTE that some have EXTI interrupts configured */ + +/* SPI Chip Selects */ +/* SPI NOR flash is the only device on SPI. SPI_CS_OUT0 is its chip select */ + +#define SPINOR_CS IOCONFIG_SPI_CSOUT0 + +/* USB Soft Connect Pullup -- NONE */ + +/************************************************************************************ + * Public Types + ************************************************************************************/ + +/************************************************************************************ + * Public data + ************************************************************************************/ + +#ifndef __ASSEMBLY__ + +/************************************************************************************ + * Public Functions + ************************************************************************************/ + +/************************************************************************************ + * Name: lpc31_meminitialize + * + * Description: + * Initialize external memory resources (sram, sdram, nand, nor, etc.) + * + ************************************************************************************/ + +#ifdef CONFIG_LPC31XX_EXTSDRAM +extern void lpc31_meminitialize(void); +#endif + +/************************************************************************************ + * Name: lpc31_spiinitialize + * + * Description: + * Called to configure SPI chip select GPIO pins for the EA3152 board. + * + ************************************************************************************/ + +extern void weak_function lpc31_spiinitialize(void); + +/************************************************************************************ + * Name: lpc31_usbinitialize + * + * Description: + * Called to setup USB-related GPIO pins for the EA3152 board. + * + ************************************************************************************/ + +extern void weak_function lpc31_usbinitialize(void); + +/************************************************************************************ + * Name: lpc31_pginitialize + * + * Description: + * Set up mass storage device to support on demand paging. + * + ************************************************************************************/ + +#ifdef CONFIG_PAGING +extern void weak_function lpc31_pginitialize(void); +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __CONFIGS_EA3152_SRC_EA3152_INTERNAL_H */ + diff --git a/nuttx/configs/ea3152/src/up_boot.c b/nuttx/configs/ea3152/src/up_boot.c new file mode 100755 index 000000000..e85cb5125 --- /dev/null +++ b/nuttx/configs/ea3152/src/up_boot.c @@ -0,0 +1,119 @@ +/************************************************************************************ + * configs/ea3152/src/up_boot.c + * arch/arm/src/board/up_boot.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> + +#include <debug.h> + +#include <arch/board/board.h> + +#include "up_arch.h" +#include "up_internal.h" +#include "lpc31_internal.h" +#include "ea3152_internal.h" + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/************************************************************************************ + * Private Functions + ************************************************************************************/ + +/************************************************************************************ + * Public Functions + ************************************************************************************/ + +/************************************************************************************ + * Name: lpc31_boardinitialize + * + * Description: + * All LPC31XX architectures must provide the following entry point. This entry + * point is called early in the intitialization -- after all memory has been + * configured and mapped but before any devices have been initialized. + * + ************************************************************************************/ + +void lpc31_boardinitialize(void) +{ + /* Initialize configured, external memory resources */ + +#ifdef CONFIG_LPC31XX_EXTSDRAM + lpc31_meminitialize(); +#endif + + /* Configure SPI chip selects if 1) SPI is not disabled, and 2) the weak function + * lpc31_spiinitialize() has been brought into the link. + */ + +#if defined(CONFIG_LPC31XX_SPI) + if (lpc31_spiinitialize) + { + lpc31_spiinitialize(); + } +#endif + + /* Initialize USB is 1) USBDEV is selected, 2) the USB controller is not + * disabled, and 3) the weak function lpc31_usbinitialize() has been brought + * into the build. + */ + +#if defined(CONFIG_USBDEV) && defined(CONFIG_LPC31XX_USB) + if (lpc31_usbinitialize) + { + lpc31_usbinitialize(); + } +#endif + + /* Configure on-board LEDs if LED support has been selected. */ + +#ifdef CONFIG_ARCH_LEDS + up_ledinit(); +#endif + + /* Set up mass storage device to support on demand paging */ + +#if defined(CONFIG_PAGING) + if (lpc31_pginitialize) + { + lpc31_pginitialize(); + } +#endif +} diff --git a/nuttx/configs/ea3152/src/up_buttons.c b/nuttx/configs/ea3152/src/up_buttons.c new file mode 100755 index 000000000..d56bfd766 --- /dev/null +++ b/nuttx/configs/ea3152/src/up_buttons.c @@ -0,0 +1,82 @@ +/**************************************************************************** + * configs/ea3152/src/up_leds.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdint.h> + +#include <arch/board/board.h> +#include "ea3152_internal.h" + +#ifdef CONFIG_ARCH_BUTTONS + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: up_buttoninit + ****************************************************************************/ + +void up_buttoninit(void) +{ +} + +/**************************************************************************** + * Name: up_buttons + ****************************************************************************/ + +uint8_t up_buttons(void) +{ + return 0; +} + +#endif /* CONFIG_ARCH_BUTTONS */ diff --git a/nuttx/configs/ea3152/src/up_clkinit.c b/nuttx/configs/ea3152/src/up_clkinit.c new file mode 100755 index 000000000..04dfe3411 --- /dev/null +++ b/nuttx/configs/ea3152/src/up_clkinit.c @@ -0,0 +1,444 @@ +/**************************************************************************** + * configs/ea3152/src/up_clkinit.c + * arch/arm/src/board/up_clkinit.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * References: + * - NXP UM10314 LPC3130/31 User manual Rev. 1.01 — 9 September 2009 + * - NXP lpc313x.cdl.drivers.zip example driver code + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include "lpc31_cgu.h" +#include "lpc31_cgudrvr.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Sub-domain Clock Bitsets *************************************************/ +/* The following bitsets group clocks into bitsets associated with each + * domain and fractional divider subdomain. + * + * Domain 0 (DOMAINID_SYS), Clocks 0 - 29, Fraction dividers 0-6. Clocks not + * defined in the clock sets will be sourced with SYS_BASE_CLK. + */ + +/* Domain 0, Fractional divider 0: */ + +#define CGU_CLKSET_DOMAIN0_DIV0 \ + (_D0B(CLKID_APB0CLK)|_D0B(CLKID_APB1CLK)|_D0B(CLKID_APB2CLK)|\ + _D0B(CLKID_APB3CLK)|_D0B(CLKID_APB4CLK)|_D0B(CLKID_AHB2INTCCLK)|\ + _D0B(CLKID_AHB0CLK)|_D0B(CLKID_DMAPCLK)|_D0B(CLKID_DMACLKGATED)|\ + _D0B(CLKID_NANDFLASHS0CLK)|_D0B(CLKID_NANDFLASHPCLK)|\ + _D0B(CLKID_ARM926BUSIFCLK)|_D0B(CLKID_SDMMCHCLK)|_D0B(CLKID_USBOTGAHBCLK)|\ + _D0B(CLKID_ISRAM0CLK)|_D0B(CLKID_ISRAM1CLK)|_D0B(CLKID_ISROMCLK)|\ + _D0B(CLKID_MPMCCFGCLK)|_D0B(CLKID_MPMCCFGCLK2)|_D0B(CLKID_INTCCLK)) + +/* Domain 0, Fractional divider 1: */ + +#define CGU_CLKSET_DOMAIN0_DIV1 \ + (_D0B(CLKID_ARM926CORECLK)) + +/* Domain 0, Fractional divider 2: */ + +#define CGU_CLKSET_DOMAIN0_DIV2 \ + (_D0B(CLKID_NANDFLASHAESCLK)|_D0B(CLKID_NANDFLASHNANDCLK)) + +/* Domain 0, Fractional divider 3: */ + +#define CGU_CLKSET_DOMAIN0_DIV3 \ + (_D0B(CLKID_NANDFLASHECCCLK)) + +/* Domain 0, Fractional divider 4: */ + +#define CGU_CLKSET_DOMAIN0_DIV4 \ + (_D0B(CLKID_SDMMCCCLKIN)) + +/* Domain 0, Fractional divider 5: */ + +#define CGU_CLKSET_DOMAIN0_DIV5 \ + (_D0B(CLKID_CLOCKOUT)) + +/* Domain 0, Fractional divider 6: */ + +#define CGU_CLKSET_DOMAIN0_DIV6 \ + (_D0B(CLKID_EBICLK)) + +/* Domain 1 (DOMAINID_AHB0APB0), Clocks 30-39, Fraction dividers 7-8. Clocks + * not defined in the clock sets will be sourced with AHB_APB0_BASE_CLK. + */ + +/* Domain 1, Fractional divider 7: */ + +#define CGU_CLKSET_DOMAIN1_DIV7 \ + (_D1B(CLKID_ADCCLK)) + +/* Domain 1, Fractional divider 8: */ + +#define CGU_CLKSET_DOMAIN1_DIV8 \ + (_D1B(CLKID_AHB2APB0PCLK)|_D1B(CLKID_EVENTROUTERPCLK)|\ + _D1B(CLKID_ADCPCLK)|_D1B(CLKID_WDOGPCLK)|_D1B(CLKID_IOCONFPCLK)|\ + _D1B(CLKID_CGUPCLK)|_D1B(CLKID_SYSCREGPCLK)|_D1B(CLKID_OTPPCLK)|\ + _D1B(CLKID_RNGPCLK)) + +/* Domain 2 (DOMAINID_AHB0APB1), Clocks 40-49, Fraction dividers 9-10. Clocks + * not defined in the clock sets will be sourced with AHB_APB1_BASE_CLK. + */ + +/* Domain 2, Fractional divider 9: */ + +#define CGU_CLKSET_DOMAIN2_DIV9 \ + (_D2B(CLKID_AHB2APB1PCLK)|_D2B(CLKID_TIMER0PCLK)|_D2B(CLKID_TIMER1PCLK)|\ + _D2B(CLKID_TIMER2PCLK)|_D2B(CLKID_TIMER3PCLK)|_D2B(CLKID_PWMPCLK)|\ + _D2B(CLKID_PWMPCLKREGS)|_D2B(CLKID_I2C0PCLK)|_D2B(CLKID_I2C1PCLK)) + +/* Domain 2, Fractional divider 10: */ + +#define CGU_CLKSET_DOMAIN2_DIV10 \ + (_D2B(CLKID_PWMCLK)) + +/* Domain 3 (DOMAINID_AHB0APB2), Clocks 50-57, Fraction dividers 11-13. Clocks + * not defined in the clock sets will be sourced with AHB_APB2_BASE_CLK. + */ + +/* Domain 3, Fractional divider 11: */ + +#define CGU_CLKSET_DOMAIN3_DIV11 \ + ( _D3B(CLKID_AHB2APB2PCLK)|_D3B(CLKID_PCMPCLK)|_D3B(CLKID_PCMAPBPCLK)|\ + _D3B(CLKID_UARTAPBCLK)|_D3B(CLKID_LCDPCLK)|_D3B(CLKID_SPIPCLK)|\ + _D3B(CLKID_SPIPCLKGATED)) + +/* Domain 3, Fractional divider 12: */ + +#define CGU_CLKSET_DOMAIN3_DIV12 \ + (_D3B(CLKID_LCDCLK)) + +/* Domain 3, Fractional divider 13: */ + +#define CGU_CLKSET_DOMAIN3_DIV13 \ + (0) + +/* Domain 4 (DOMAINID_AHB0APB3), Clocks 58-70, Fraction divider 14. Clocks + * not defined in the clock sets will be sourced with AHB_APB3_BASE_CLK. + */ + +#define CGU_CLKSET_DOMAIN4_DIV14 \ + (_D4B(CLKID_AHB2APB3PCLK)|_D4B(CLKID_I2SCFGPCLK)|_D4B(CLKID_EDGEDETPCLK)|\ + _D4B(CLKID_I2STXFIFO0PCLK)|_D4B(CLKID_I2STXIF0PCLK)|_D4B(CLKID_I2STXFIFO1PCLK)|\ + _D4B(CLKID_I2STXIF1PCLK)|_D4B(CLKID_I2SRXFIFO0PCLK)|_D4B(CLKID_I2SRXIF0PCLK)|\ + _D4B(CLKID_I2SRXFIFO1PCLK)|_D4B(CLKID_I2SRXIF1PCLK)) + +/* Domain 5 (DOMAINID_PCM), Clock 71, Fraction divider 15. Clocks not + * defined in the clock sets will be sourced with AHB_APB3_BASE_CLK. + */ + +#define CGU_CLKSET_DOMAIN5_DIV15 \ + (_D5B(CLKID_PCMCLKIP)) + +/* Domain 6 (DOMAINID_UART), Clock 72, Fraction divider 16. Clocks mpt + * defined in the clock sets will be sourced with UART_BASE_CLK. + */ + +#define CGU_CLKSET_DOMAIN6_DIV16 \ + (0) + +/* Domain 7 (DOMAINID_CLK1024FS), Clocks 73-86, Fraction dividers 17-22. Clocks + * not defined in the clock sets will be sourced with CLK1024FS_BASE_CLK. + */ + +/* Domain 7, Fractional divider 17: */ + +#define CGU_CLKSET_DOMAIN7_DIV17 \ + ( _D7B(CLKID_I2SEDGEDETECTCLK)|_D7B(CLKID_I2STXWS0)|_D7B(CLKID_I2STXWS1)|\ + _D7B(CLKID_I2SRXWS0)|_D7B(CLKID_I2SRXWS1)) + +/* Domain 7, Fractional divider 18: */ + +#define CGU_CLKSET_DOMAIN7_DIV18 \ + ( _D7B(CLKID_I2STXBCK0N)|_D7B(CLKID_I2STXBCK1N)) + +/* Domain 7, Fractional divider 19: */ + +#define CGU_CLKSET_DOMAIN7_DIV19 \ + ( _D7B(CLKID_I2STXCLK0)|_D7B(CLKID_CLK256FS)) + +/* Domain 7, Fractional divider 20: */ + +#define CGU_CLKSET_DOMAIN7_DIV20 \ + ( _D7B(CLKID_I2SRXBCK0N)|_D7B(CLKID_I2SRXBCK1N)) + +/* Domain 7, Fractional divider 21: */ + +#define CGU_CLKSET_DOMAIN7_DIV21 \ + (0) + +/* Domain 7, Fractional divider 22: */ + +#define CGU_CLKSET_DOMAIN7_DIV22 \ + (0) + +/* Domain 8 (DOMAINID_BCK0, clock 87, and domain 9 (DOMAINID_BCK1), clock 88, + * are directly connected + */ + +/* Domain 10 (DOMAINID_SPI), Clocks 89-90, Fraction divider 23. Clocks + * not defined in the clock sets will be sourced with SPI_CLK_BASE_CLK. + */ + +#define CGU_CLKSET_DOMAIN10_DIV23 \ + ( _D10B(CLKID_SPICLK)|_D10B(CLKID_SPICLKGATED)) + +/* Domain 11 (DOMAINID_SYSCLKO, clock 91, is directly connected */ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/* Default clock configuration for the EA3152 board. Every board must + * provide an implementation of g_boardclks. This rather complex structure + * is used by the boot-up logic to configure initial lpc313x clocking. + * + * FFAST: 12MHz + * MASTER PLL Freq: 180MHz; + * AUDIOPLL Freq: 1024Fs, Fs = 44.1kHz + * + * Domain Input Subdomain Divider Ratio + * ------------------------ ----------------- ----------------- ------------- + * 0 - DOMAIN_SYS MASTER PLL(HPLL1) DOMAIN0_DIV0 1/2 + * DOMAIN0_DIV1 1 + * DOMAIN0_DIV2 1/2 + * DOMAIN0_DIV3 1/4 + * DOMAIN0_DIV4 1/4 + * DOMAIN0_DIV5 1/2 + * DOMAIN0_DIV6 1/2 + * + * 1 - DOMAIN_AHB0APB0 FFAST DOMAIN1_DIV7 1/38 + * DOMAIN1_DIV8 1/2 + * + * 2 - DOMAIN_AHB0APB1 FFAST DOMAIN2_DIV9 1/2 + * DOMAIN2_DIV10 1/2 + * + * 3 - DOMAIN_AHB0APB2 MASTER PLL(HPLL1) DOMAIN3_DIV11 1/2 + * DOMAIN3_DIV12 1/40 + * DOMAIN3_DIV13 1 (not used) + * + * 4 - DOMAIN_AHB0APB3 FFAST DOMAIN4_DIV14 1/2 + * + * 5 - DOMAIN_PCM MASTER PLL(HPLL1) DOMAIN5_DIV15 1/2 + * + * 6 - DOMAIN_UART FFAST DOMAIN6_DIV16 1 + * + * 7 - DOMAIN_CLCK1024FS AUDIO PLL(HPLL0) DOMAIN7_DIV17 1/256 + * DOMAIN7_DIV18 1/4 + * DOMAIN7_DIV19 1 + * DOMAIN7_DIV20 1/4 + * DOMAIN7_DIV21 1/32 + * DOMAIN7_DIV22 1/2 + * + * 8 - DOMAIN_I2SRXBCK0 I2SRX_BCK0 - - + * + * 9 - DOMAIN_I2SRXBCK1 I2SRX_BCK1 - - + * + * 10 - DOMAIN_SPI MASTER PLL(HPLL1) DOMAIN10_DIV23 1/2 + * + * 11 - DOMAIN_SYSCLKO FFAST - - + */ + +const struct lpc31_clkinit_s g_boardclks = +{ + /* Domain 0 (DOMAINID_SYS), Clocks 0 - 29, Fraction dividers 0-6 */ + + { + CGU_FREQIN_HPPLL1, + { + {{1, 1, 2}, CGU_CLKSET_DOMAIN0_DIV0}, + {{0, 0, 0}, CGU_CLKSET_DOMAIN0_DIV1}, + {{1, 1, 2}, CGU_CLKSET_DOMAIN0_DIV2}, + {{1, 1, 4}, CGU_CLKSET_DOMAIN0_DIV3}, + {{1, 1, 4}, CGU_CLKSET_DOMAIN0_DIV4}, + {{1, 1, 2}, CGU_CLKSET_DOMAIN0_DIV5}, + {{1, 1, 2}, CGU_CLKSET_DOMAIN0_DIV6} + } + }, + + /* Domain 1 (DOMAINID_AHB0APB0), Clocks 30-39, Fraction dividers 7-8 */ + + { + CGU_FREQIN_FFAST, + { + {{1, 1, 38}, CGU_CLKSET_DOMAIN1_DIV7}, + {{1, 1, 2}, CGU_CLKSET_DOMAIN1_DIV8} + } + }, + + /* Domain 2 (DOMAINID_AHB0APB1), Clocks 40-49, Fraction dividers 9-10 */ + + { + CGU_FREQIN_FFAST, + { + {{1, 1, 2}, CGU_CLKSET_DOMAIN2_DIV9}, + {{1, 1, 2}, CGU_CLKSET_DOMAIN2_DIV10} + } + }, + + /* Domain 3 (DOMAINID_AHB0APB2), Clocks 50-57, Fraction dividers 11-13 */ + + { + CGU_FREQIN_HPPLL1, + { + {{1, 1, 2}, CGU_CLKSET_DOMAIN3_DIV11}, + {{1, 1, 40}, CGU_CLKSET_DOMAIN3_DIV12}, + {{0, 0, 0}, CGU_CLKSET_DOMAIN3_DIV13} + } + }, + + /* Domain 4 (DOMAINID_AHB0APB3), Clocks 58-70, Fraction divider 14 */ + + { + CGU_FREQIN_FFAST, + { + {{1, 1, 2}, CGU_CLKSET_DOMAIN4_DIV14} + } + }, + + /* Domain 5 (DOMAINID_PCM), Clock 71, Fraction divider 15 */ + + { + CGU_FREQIN_HPPLL1, + { + {{1, 1, 2}, CGU_CLKSET_DOMAIN5_DIV15} + } + }, + + /* Domain 6 (DOMAINID_UART), Clock 72, Fraction divider 16 */ + + { + CGU_FREQIN_FFAST, + { + {{0, 0, 0}, CGU_CLKSET_DOMAIN6_DIV16} + } + }, + + /* Domain 7 (DOMAINID_CLK1024FS), Clocks 73-86, Fraction dividers 17-22 */ + + { + CGU_FREQIN_HPPLL0, + { + {{1, 1, 256}, CGU_CLKSET_DOMAIN7_DIV17}, + {{1, 1, 4}, CGU_CLKSET_DOMAIN7_DIV18}, + {{0, 0, 0}, CGU_CLKSET_DOMAIN7_DIV19}, + {{1, 1, 4}, CGU_CLKSET_DOMAIN7_DIV20}, + {{1, 1, 32}, CGU_CLKSET_DOMAIN7_DIV21}, + {{1, 1, 2}, CGU_CLKSET_DOMAIN7_DIV22} + } + }, + + /* Domain 8 (DOMAINID_BCK0, clock 87 */ + + { + CGU_FREQIN_I2SRXBCK0 + }, + + /* Domain 9 (DOMAINID_BCK1, clock 88 */ + + { + CGU_FREQIN_I2SRXBCK1 + }, + + /* Domain 10 (DOMAINID_SPI), Clocks 89-90, Fraction divider 23 */ + + { + CGU_FREQIN_HPPLL1, + { + {{1, 1, 2}, CGU_CLKSET_DOMAIN10_DIV23} + } + }, + + /* Domain 11 (DOMAINID_SYSCLKO, clock 91 */ + + { + CGU_FREQIN_FFAST + }, + + /* Dynamic fractional divider configuration (7) */ + +#if 0 /* Dynamic fractional divider initialization not implemented */ + { + { + CGU_DYNSEL_ALLBITS, {1, 1, 64} + }, + { + CGU_DYNSEL_ALLBITS, {0, 0, 0} + }, + { + CGU_DYNSEL_ALLBITS, {1, 1, 3} + }, + { + CGU_DYNSEL_ALLBITS, {1, 1, 6} + }, + { + CGU_DYNSEL_ALLBITS, {1, 1, 6} + }, + { + CGU_DYNSEL_ALLBITS, {1, 1, 6} + }, + { + CGU_DYNSEL_ALLBITS, {1, 1, 3} + } + } +#endif +}; + + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: up_ledinit + ****************************************************************************/ + diff --git a/nuttx/configs/ea3152/src/up_fillpage.c b/nuttx/configs/ea3152/src/up_fillpage.c new file mode 100755 index 000000000..d1de9a699 --- /dev/null +++ b/nuttx/configs/ea3152/src/up_fillpage.c @@ -0,0 +1,525 @@ +/**************************************************************************** + * configs/ea3152/src/up_fillpage.c + * arch/arm/src/board/up_fillpage.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <errno.h> +#include <debug.h> + +#include <nuttx/sched.h> +#include <nuttx/page.h> + +#ifdef CONFIG_PAGING +#ifdef CONFIG_PAGING_BINPATH +# include <sys/stat.h> +# include <sys/types.h> +# include <stdbool.h> +# include <unistd.h> +# include <fcntl.h> +# ifdef CONFIG_PAGING_SDSLOT +# include <stdio.h> +# include <sys/mount.h> +# include <nuttx/sdio.h> +# include <nuttx/mmcsd.h> +# include "lpc31_internal.h" +# endif +#endif + +#if defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB) +# include <sys/ioctl.h> +# include <nuttx/ioctl.h> +# include <nuttx/spi.h> +# include <nuttx/mtd.h> +#endif + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +/* SD SLOT number might depend on the board configuration */ + +#ifdef CONFIG_ARCH_BOARD_EA3152 +# define HAVE_SD 1 +# define HAVE_SPINOR 1 +# if defined(CONFIG_PAGING_SDSLOT) && CONFIG_PAGING_SDSLOT != 0 +# error "Only one SD slot" +# undef CONFIG_PAGING_SDSLOT +# endif +#else + /* Add configuration for new LPC31XX boards here */ +# error "Unrecognized LPC31XX board" +# undef CONFIG_PAGING_SDSLOT +# undef HAVE_SD +# undef HAVE_SPINOR +#endif + +/* Sanity check: We can only perform paging using a single source device */ + +#if defined(CONFIG_PAGING_M25PX) && defined(CONFIG_PAGING_AT45DB) +# error "Both CONFIG_PAGING_M25PX and CONFIG_PAGING_AT45DB are defined" +# undef CONFIG_PAGING_M25PX +#endif +#if defined(CONFIG_PAGING_BINPATH) && defined(CONFIG_PAGING_M25PX) +# error "Both CONFIG_PAGING_BINPATH and CONFIG_PAGING_M25PX are defined" +# undef CONFIG_PAGING_BINPATH +#endif +#if defined(CONFIG_PAGING_BINPATH) && defined(CONFIG_PAGING_AT45DB) +# error "Both CONFIG_PAGING_BINPATH and CONFIG_PAGING_AT45DB are defined" +# undef CONFIG_PAGING_BINPATH +#endif + +/* Are we accessing the page source data through a file path? */ + +#ifdef CONFIG_PAGING_BINPATH + + /* Can't support SD if the board does not support SD (duh) */ + +# if defined(CONFIG_PAGING_SDSLOT) && !defined(HAVE_SD) +# error "This board does not support SD" +# undef CONFIG_PAGING_SDSLOT +# endif + + /* Can't support SD if mountpoints are disabled or if SDIO support + * is not enabled. + */ + +# if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_LPC31XX_MCI) +# ifdef CONFIG_PAGING_SDSLOT +# error "Mountpoints and/or MCI disabled" +# endif +# undef CONFIG_PAGING_SDSLOT +# undef HAVE_SD +# endif + + /* A mountpoint for the FAT file system must be provided */ + +# if !defined(CONFIG_PAGING_MOUNTPT) && defined(CONFIG_PAGING_SDSLOT) +# error "No CONFIG_PAGING_MOUNTPT provided" +# undef CONFIG_PAGING_SDSLOT +# undef HAVE_SD +# endif + + /* If no minor number is provided, default to zero */ + +# ifndef CONFIG_PAGING_MINOR +# define CONFIG_PAGING_MINOR 0 +# endif + +#endif /* CONFIG_PAGING_BINPATH */ + +/* Are we accessing the page source data through the M25P* MTD device? */ + +#if defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB) + + /* Verify that SPI support is enabld */ + +#ifndef CONFIG_LPC31XX_SPI +# error "SPI support is not enabled" +#endif + + /* Make sure that some value is defined for the offset into the FLASH + * of the NuttX binary image. + */ + +# ifndef CONFIG_PAGING_BINOFFSET +# define CONFIG_PAGING_BINOFFSET 0 +# endif + + /* Make sure that some value is defined for the SPI port number */ + +# ifndef CONFIG_PAGING_SPIPORT +# define CONFIG_PAGING_SPIPORT 0 +# endif +#endif + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/* State structure needed to support paging from a file */ + +#ifdef CONFIG_PAGING_BINPATH +struct pg_source_s +{ + bool initialized; /* TRUE: we are initialized */ + int fd; /* File descriptor of the nuttx.bin file */ +}; +#endif + +/* State structured needd to support paging through the M25P* MTD interface. */ + +#if defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB) +struct pg_source_s +{ + /* If interrupts or DMA are used, then we will have to defer initialization */ + + bool initialized; /* TRUE: we are initialized */ + + /* This is the M25P* device state structure */ + + FAR struct mtd_dev_s *mtd; + + /* This the the device geometry */ + +#ifdef CONFIG_DEBUG + FAR struct mtd_geometry_s geo; +#endif +}; +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +#if defined(CONFIG_PAGING_BINPATH) || defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB) +static struct pg_source_s g_pgsrc; +#endif + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: lpc31_initsrc() + * + * Description: + * Initialize the source device that will support paging. + * If BINPATH is defined, then it is the full path to a file on a mounted file + * system. In this case initialization will be deferred until the first + * time that up_fillpage() is called. + * + ****************************************************************************/ + +#if defined(CONFIG_PAGING_BINPATH) +static inline void lpc31_initsrc(void) +{ +#ifdef CONFIG_PAGING_SDSLOT + FAR struct sdio_dev_s *sdio; + int ret; +#endif + + /* Are we already initialized? */ + + if (!g_pgsrc.initialized) + { +#ifdef CONFIG_PAGING_SDSLOT + char devname[16]; +#endif + + pgllvdbg("Initializing %s\n", CONFIG_PAGING_BINPATH); + + /* No, do we need to mount an SD device? */ + +#ifdef CONFIG_PAGING_SDSLOT + + /* Yes.. First, get an instance of the SDIO interface */ + + sdio = sdio_initialize(CONFIG_PAGING_SDSLOT); + DEBUGASSERT(sdio != NULL); + + /* Then bind the SDIO interface to the SD driver */ + + ret = mmcsd_slotinitialize(CONFIG_PAGING_MINOR, sdio); + DEBUGASSERT(ret == OK); + + /* Then let's guess and say that there is a card in the slot. + * (We are basically jodido anyway if there is no card in the slot). + */ + + sdio_mediachange(sdio, true); + + /* Now mount the file system */ + + snprintf(devname, 16, "/dev/mmcsd%d", CONFIG_PAGING_MINOR); + ret = mount(devname, CONFIG_PAGING_MOUNTPT, "vfat", MS_RDONLY, NULL); + DEBUGASSERT(ret == OK); + +#endif /* CONFIG_PAGING_SDSLOT */ + + /* Open the selected path for read-only access */ + + g_pgsrc.fd = open(CONFIG_PAGING_BINPATH, O_RDONLY); + DEBUGASSERT(g_pgsrc.fd >= 0); + + /* Then we are initialized */ + + g_pgsrc.initialized = true; + } +} + +#elif defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB) +static inline void lpc31_initsrc(void) +{ + FAR struct spi_dev_s *spi; +#ifdef CONFIG_DEBUG + uint32_t capacity; + int ret; +#endif + + /* Are we already initialized? */ + + if (!g_pgsrc.initialized) + { + /* No... the initialize now */ + + pgllvdbg("Initializing\n"); + + /* First get an instance of the SPI device interface */ + + spi = up_spiinitialize(CONFIG_PAGING_SPIPORT); + DEBUGASSERT(spi != NULL); + + /* Then bind the SPI interface to the MTD driver */ + +#ifdef CONFIG_PAGING_M25PX + g_pgsrc.mtd = m25p_initialize(spi); +#else + g_pgsrc.mtd = at45db_initialize(spi); +#endif + DEBUGASSERT(g_pgsrc.mtd != NULL); + + /* Verify that we can use the device */ + +#ifdef CONFIG_DEBUG + /* Get the device geometry. (casting to uintptr_t first eliminates + * complaints on some architectures where the sizeof long is different + * from the size of a pointer). + */ + + ret = MTD_IOCTL(g_pgsrc.mtd, MTDIOC_GEOMETRY, (unsigned long)&g_pgsrc.geo); + DEBUGASSERT(ret >= 0); + capacity = g_pgsrc.geo.erasesize*g_pgsrc.geo.neraseblocks; + pgllvdbg("capacity: %d\n", capacity); + DEBUGASSERT(capacity >= (CONFIG_PAGING_BINOFFSET + PG_TEXT_VSIZE)); +#endif + + /* We are now initialized */ + + g_pgsrc.initialized = true; + } +} + +#else +# define lpc31_initsrc() +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: up_fillpage() + * + * Description: + * After a page is allocated and mapped by up_allocpage(), the actual + * filling of the page with data from the non-volatile, must be performed + * by a separate call to the architecture-specific function, up_fillpage(). + * This function is non-blocking, it will start an asynchronous page fill. + * The common paging logic will provide a callback function, pg_callback, + * that will be called when the page fill is finished (or an error occurs). + * This callback is assumed to occur from an interrupt level when the + * device driver completes the fill operation. + * + * NOTE 1: Allocating and filling a page is a two step process. up_allocpage() + * allocates the page, and up_fillpage() fills it with data from some non- + * volatile storage device. This distinction is made because up_allocpage() + * can probably be implemented in board-independent logic whereas up_fillpage() + * probably must be implemented as board-specific logic. + * + * NOTE 2: The initial mapping of vpage will be read-able, write-able, + * but non-cacheable. No special actions will be required of + * up_fillpage() in order to write into this allocated page. If the + * virtual address maps to a text region, however, this function should + * remap the region so that is is read/execute only. It should be made + * cache-able in any case. + + * Input Parameters: + * tcb - A reference to the task control block of the task that needs to + * have a page fill. Architecture-specific logic can retrieve page + * fault information from the architecture-specific context + * information in this TCB to perform the fill. + * pg_callbck - The function to be called when the page fill is complete. + * + * Returned Value: + * This function will return zero (OK) if the page fill was successfully + * started (the result of the page fill is passed to the callback function + * as the result argument). A negated errno value may be returned if an + * error occurs. All errors, however, are fatal. + * + * NOTE: -EBUSY has a special meaning. It is used internally to mean that + * the callback function has not executed. Therefore, -EBUSY should + * never be provided in the result argument of pg_callback. + * + * Assumptions: + * - This function is called from the normal tasking context (but + * interrupts siabled). The implementation must take whatever actions + * are necessary to assure that the operation is safe within this context. + * - Upon return, the caller will sleep waiting for the page fill callback + * to occur. The callback function will perform the wakeup. + * + ****************************************************************************/ + +#ifdef CONFIG_PAGING_BLOCKINGFILL + +/* Version 1: Supports blocking fill operations */ + +int up_fillpage(FAR _TCB *tcb, FAR void *vpage) +{ +#if defined(CONFIG_PAGING_BINPATH) + ssize_t nbytes; + off_t offset; + off_t pos; +#elif defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB) + ssize_t nbytes; + off_t offset; +#endif + + pglldbg("TCB: %p vpage: %p far: %08x\n", tcb, vpage, tcb->xcp.far); + DEBUGASSERT(tcb->xcp.far >= PG_PAGED_VBASE && tcb->xcp.far < PG_PAGED_VEND); + + /* If BINPATH is defined, then it is the full path to a file on a mounted file + * system. In this case initialization will be deferred until the first + * time that up_fillpage() is called. Are we initialized? + */ + +#if defined(CONFIG_PAGING_BINPATH) + + /* Perform initialization of the paging source device (if necessary) */ + + lpc31_initsrc(); + + /* Create an offset into the binary image that corresponds to the + * virtual address. File offset 0 corresponds to PG_LOCKED_VBASE. + */ + + offset = (off_t)tcb->xcp.far - PG_LOCKED_VBASE; + + /* Seek to that position */ + + pos = lseek(g_pgsrc.fd, offset, SEEK_SET); + DEBUGASSERT(pos != (off_t)-1); + + /* And read the page data from that offset */ + + nbytes = read(g_pgsrc.fd, vpage, PAGESIZE); + DEBUGASSERT(nbytes == PAGESIZE); + return OK; + +#elif defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB) /* !CONFIG_PAGING_BINPATH */ + + /* Perform initialization of the paging source device (if necessary) */ + + lpc31_initsrc(); + + /* Create an offset into the binary image that corresponds to the + * virtual address. File offset 0 corresponds to PG_LOCKED_VBASE. + */ + + offset = (off_t)tcb->xcp.far - PG_LOCKED_VBASE + CONFIG_PAGING_BINOFFSET; + + /* Read the page at the correct offset into the SPI FLASH device */ + + nbytes = MTD_READ(g_pgsrc.mtd, offset, PAGESIZE, (FAR uint8_t *)vpage); + DEBUGASSERT(nbytes == PAGESIZE); + return OK; + +#else /* !CONFIG_PAGING_BINPATH && !CONFIG_PAGING_M25PX && !CONFIG_PAGING_AT45DB */ + +# warning "Not implemented" + return -ENOSYS; + +#endif /* !CONFIG_PAGING_BINPATH && !CONFIG_PAGING_M25PX && !CONFIG_PAGING_AT45DB */ +} + +#else /* CONFIG_PAGING_BLOCKINGFILL */ + +/* Version 2: Supports non-blocking, asynchronous fill operations */ + +int up_fillpage(FAR _TCB *tcb, FAR void *vpage, up_pgcallback_t pg_callback) +{ + pglldbg("TCB: %p vpage: %d far: %08x\n", tcb, vpage, tcb->xcp.far); + DEBUGASSERT(tcb->xcp.far >= PG_PAGED_VBASE && tcb->xcp.far < PG_PAGED_VEND); + +#if defined(CONFIG_PAGING_BINPATH) +# error "File system-based paging must always be implemented with blocking calls" +#elif defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB) +# error "SPI FLASH paging must always be implemented with blocking calls" +#else +# warning "Not implemented" +#endif + + return -ENOSYS; +} + +#endif /* CONFIG_PAGING_BLOCKINGFILL */ + +/************************************************************************************ + * Name: lpc31_pginitialize + * + * Description: + * Set up mass storage device to support on demand paging. + * + ************************************************************************************/ + +void weak_function lpc31_pginitialize(void) +{ + /* This initialization does nothing in this example setup. But this function is + * where you might, for example: + * + * - Initialize and configure a mass storage device to support on-demand paging. + * This might be, perhaps an SD card or NAND memory. An SPI FLASH would probably + * already have been configured by lpc31_spiinitialize(void); + * - Set up resources to support up_fillpage() operation. For example, perhaps the + * the text image is stored in a named binary file. In this case, the virtual + * text addresses might map to offsets into that file. + * - Do whatever else is necessary to make up_fillpage() ready for the first time + * that it is called. + * + * In reality, however, this function is not very useful: This function is called + * from a low level (before os_start() is even called), it may not be possible to + * perform file system operations or even to get debug output yet. Therefore, + * to keep life simple, initialization will be deferred in all cases until the first + * time that up_fillpage() is called. + */ +} + +#endif /* CONFIG_PAGING */ diff --git a/nuttx/configs/ea3152/src/up_leds.c b/nuttx/configs/ea3152/src/up_leds.c new file mode 100755 index 000000000..4c6aeea0f --- /dev/null +++ b/nuttx/configs/ea3152/src/up_leds.c @@ -0,0 +1,111 @@ +/**************************************************************************** + * configs/ea3152/src/up_leds.c + * arch/arm/src/board/up_leds.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdint.h> +#include <stdbool.h> +#include <debug.h> + +#include <arch/board/board.h> + +#include "chip.h" +#include "up_arch.h" +#include "up_internal.h" +#include "lpc31_internal.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Enables debug output from this file (needs CONFIG_DEBUG with + * CONFIG_DEBUG_VERBOSE too) + */ + +#undef LED_DEBUG /* Define to enable debug */ + +#ifdef LED_DEBUG +# define leddbg lldbg +# define ledvdbg llvdbg +#else +# define leddbg(x...) +# define ledvdbg(x...) +#endif + +/* The following definitions map the encoded LED setting to GPIO settings */ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: up_ledinit + ****************************************************************************/ + +#ifdef CONFIG_ARCH_LEDS +void up_ledinit(void) +{ +} + +/**************************************************************************** + * Name: up_ledon + ****************************************************************************/ + +void up_ledon(int led) +{ +} + +/**************************************************************************** + * Name: up_ledoff + ****************************************************************************/ + +void up_ledoff(int led) +{ +} + +#endif /* CONFIG_ARCH_LEDS */ diff --git a/nuttx/configs/ea3152/src/up_mem.c b/nuttx/configs/ea3152/src/up_mem.c new file mode 100755 index 000000000..5eae04e0f --- /dev/null +++ b/nuttx/configs/ea3152/src/up_mem.c @@ -0,0 +1,359 @@ +/**************************************************************************** + * configs/ea3152/src/up_mem.c + * arch/arm/src/board/up_mem.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * References: + * - NXP UM10314 LPC3130/31 User manual Rev. 1.01 — 9 September 2009 + * - NXP lpc313x.cdl.drivers.zip example driver code + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdint.h> +#include <stdbool.h> +#include <debug.h> + +#include <nuttx/arch.h> +#include <arch/board/board.h> + +#include "chip.h" +#include "up_arch.h" + +#include "lpc31_syscreg.h" +#include "lpc31_cgudrvr.h" +#include "lpc31_mpmc.h" +#include "ea3152_internal.h" + +#ifdef CONFIG_LPC31XX_EXTSDRAM + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* The MPMC delay based on trace lengths between SDRAM and the chip and on + * the delay strategy used for SDRAM. + */ + +#define EA3152_MPMC_DELAY 0x824 + +/* Delay constants in nanosecondss for MT48LC32M16LF SDRAM on board */ + +#define EA3152_SDRAM_TRP (20) +#define EA3152_SDRAM_TRFC (66) +#define EA3152_SDRAM_TRAS (44) +#define EA3152_SDRAM_TREX (75) +#define EA3152_SDRAM_TARP 4 +#define EA3152_SDRAM_TWR (75) +#define EA3152_SDRAM_TRC (66) +#define EA3152_SDRAM_TRRD (15) +#define EA3152_SDRAM_TMRD (20) +#define EA3152_SDRAM_TXSR (75) +#define EA3152_SDRAM_TDAL (50) +#define EA3152_SDRAM_REFRESH (100) +#define EA3152_SDRAM_OPERREFRESH (7812) + +/* Macro used to convert the above values (in nanoseconds) into units of + * the HCLK. + */ + +#define NS2HCLKS(ns,hclk2,mask) \ + ((uint32_t)(((uint64_t)ns *(uint64_t)hclk2) / 1000000000ull) & mask) + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: lpc31_sdraminitialize + * + * Description: + * Configure SDRAM on the EA3152 board + * + * Micron Initialization Sequence from their data sheet for the Micron + * MT48LC32M16A2 32M x 16 SDRAM chip: + * + * "SDRAMs must be powered up and initialized in a predefined manner. + * Operational procedures other than those specified may result in + * undefined operation. Once power is applied to VDD and VDDQ + * (simultaneously) and the clock is stable (stable clock is defined as + * a signal cycling within timing constraints specified for the clock + * pin), the SDRAM requires a 100µs delay prior to issuing any command + * other than a COMMAND INHIBIT or NOP. + * + * "Starting at some point during this 100µs period and continuing at least + * through the end of this period, COMMAND INHIBIT or NOP commands should + * be applied. Once the 100µs delay has been satisfied with at least one + * COMMAND INHIBIT or NOP command having been applied, a PRECHARGE command + * should be applied. All banks must then be precharged, thereby placing + * the device in the all banks idle state. + * + * "Once in the idle state, two AUTO REFRESH cycles must be performed. After + * the AUTO REFRESH cycles are complete, the SDRAM is ready for mode + * register programming. + * + * "Because the mode register will power up in an unknown state, it should + * be loaded prior to applying any operational command." + * + * The JEDEC recommendation for initializing SDRAM is: + * + * APPLY POWER (Vdd/Vddq equally, and CLK is stable) + * Wait 200uS + * PRECHARGE all + * 8 AUTO REFRESH COMMANDS + * LOAD MODE REGISTER + * SDRAM is ready for operation + * + * The Micron SDRAM parts will work fine with the JEDEC sequence, but also + * allow for a quicker init sequence of: + * + * APPLY POWER (Vdd/Vddq equally, and CLK is stable) + * Wait at least 100uS (during which time start applying and + * continue applying NOP or COMMAND INHIBIT) + * PRECHARGE all + * 2 AUTO REFRESH COMMANDS (min requirement, more than 2 is also ok) + * LOAD MODE REGISTER + * SDRAM is ready for operation + * + ****************************************************************************/ + +static void lpc31_sdraminitialize(void) +{ + uint32_t tmp; + uint32_t regval; + + /* These run-time calculations can be reduced dramatically if hclk is + * replaced with an apriori value. + */ + +#ifdef CONFIG_LPC31XX_SDRAMHCLK +# define HCLK CONFIG_LPC31XX_SDRAMHCLK +#else + uint32_t hclk = lpc31_clkfreq(CLKID_MPMCCFGCLK2, DOMAINID_SYS); +# define HCLK hclk +#endif + + /* Check RTL for divide by 2 possible. If so change then enable the followng logic */ +#if 0 + uint32_t hclk2 = hclk; + + if (((getreg32(LPC31_MPMC_CONFIG) & MPMC_CONFIG_CLK)) != 0) + { + hclk2 >>= 1; + } +# define HCLK2 hclk2 +#else +# define HCLK2 hclk +#endif + up_udelay(100); + + /* Set command delay startergy */ + + putreg32(MPMC_DYNREADCONFIG_CMDDEL, LPC31_MPMC_DYNREADCONFIG); + + /* Configure device config register nSDCE0 for proper width SDRAM */ + + putreg32((MPMC_DYNCONFIG0_MDSDRAM|MPMC_DYNCONFIG_HP16_32MX16), + LPC31_MPMC_DYNCONFIG0); + putreg32((MPMC_DYNRASCAS0_RAS2CLK|MPMC_DYNRASCAS0_CAS2CLK), + LPC31_MPMC_DYNRASCAS0); + + /* Min 20ns program 1 so that at least 2 HCLKs are used */ + + putreg32(NS2HCLKS(EA3152_SDRAM_TRP, HCLK2, MPMC_DYNTRP_MASK), + LPC31_MPMC_DYNTRP); + putreg32(NS2HCLKS(EA3152_SDRAM_TRAS, HCLK2, MPMC_DYNTRAS_MASK), + LPC31_MPMC_DYNTRAS); + putreg32(NS2HCLKS(EA3152_SDRAM_TREX, HCLK2, MPMC_DYNTSREX_MASK), + LPC31_MPMC_DYNTSREX); + putreg32(EA3152_SDRAM_TARP, + LPC31_MPMC_DYNTAPR); + putreg32(NS2HCLKS(EA3152_SDRAM_TDAL, HCLK2, MPMC_DYNTDAL_MASK), + LPC31_MPMC_DYNTDAL); + putreg32(NS2HCLKS(EA3152_SDRAM_TWR, HCLK2, MPMC_DYNTWR_MASK), + LPC31_MPMC_DYNTWR); + putreg32(NS2HCLKS(EA3152_SDRAM_TRC, HCLK2, MPMC_DYNTRC_MASK), + LPC31_MPMC_DYNTRC); + putreg32(NS2HCLKS(EA3152_SDRAM_TRFC, HCLK2, MPMC_DYNTRFC_MASK), + LPC31_MPMC_DYNTRFC); + putreg32(NS2HCLKS(EA3152_SDRAM_TXSR, HCLK2, MPMC_DYNTXSR_MASK), + LPC31_MPMC_DYNTXSR); + putreg32(NS2HCLKS(EA3152_SDRAM_TRRD, HCLK2, MPMC_DYNTRRD_MASK), + LPC31_MPMC_DYNTRRD); + putreg32(NS2HCLKS(EA3152_SDRAM_TMRD, HCLK2, MPMC_DYNTMRD_MASK), + LPC31_MPMC_DYNTMRD); + up_udelay(100); + + /* Issue continuous NOP commands */ + + putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_INOP), + LPC31_MPMC_DYNCONTROL); + + /* Load ~200us delay value to timer1 */ + + up_udelay(200); + + /* Issue a "pre-charge all" command */ + + putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_IPALL), + LPC31_MPMC_DYNCONTROL); + + /* Minimum refresh pulse interval (tRFC) for MT48LC32M16A2=80nsec, + * 100nsec provides more than adequate interval. + */ + + putreg32(NS2HCLKS(EA3152_SDRAM_REFRESH, HCLK, MPMC_DYNREFRESH_TIMER_MASK), + LPC31_MPMC_DYNREFRESH); + + /* Load ~250us delay value to timer1 */ + + up_udelay(250); + + /* Recommended refresh interval for normal operation of the Micron + * MT48LC16LFFG = 7.8125usec (128KHz rate). ((HCLK / 128000) - 1) = + * refresh counter interval rate, (subtract one for safety margin). + */ + + putreg32(NS2HCLKS(EA3152_SDRAM_OPERREFRESH, HCLK, MPMC_DYNREFRESH_TIMER_MASK), + LPC31_MPMC_DYNREFRESH); + + /* Select mode register update mode */ + + putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_IMODE), + LPC31_MPMC_DYNCONTROL); + + /* Program the SDRAM internal mode registers on bank nSDCE0 and reconfigure + * the SDRAM chips. Bus speeds up to 90MHz requires use of a CAS latency = 2. + * To get correct value on address bus CAS cycle, requires a shift by 13 for + * 16bit mode + */ + + tmp = getreg32(LPC31_EXTSDRAM0_VSECTION | (0x23 << 13)); + + putreg32((MPMC_DYNCONFIG0_MDSDRAM|MPMC_DYNCONFIG_HP16_32MX16), + LPC31_MPMC_DYNCONFIG0); + putreg32((MPMC_DYNRASCAS0_RAS2CLK|MPMC_DYNRASCAS0_CAS2CLK), + LPC31_MPMC_DYNRASCAS0); + + /* Select normal operating mode */ + + putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_INORMAL), + LPC31_MPMC_DYNCONTROL); + + /* Enable buffers */ + + regval = getreg32(LPC31_MPMC_DYNCONFIG0); + regval |= MPMC_DYNCONFIG0_B; + putreg32(regval, LPC31_MPMC_DYNCONFIG0); + + putreg32((MPMC_DYNCONTROL_INORMAL|MPMC_DYNCONTROL_CS), + LPC31_MPMC_DYNCONTROL); +} + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: lpc31_meminitialize + * + * Description: + * Initialize external memory resources (sram, sdram, nand, nor, etc.) + * + ****************************************************************************/ + +void lpc31_meminitialize(void) +{ + /* Configure the LCD pins in external bus interface (EBI/MPMC) memory mode. + * + * LCD_CSB -> MPMC_NSTCS_0 + * LCD_DB_1 -> MPMC_NSTCS_1 + * LCD_DB_0 -> MPMC_CLKOUT + * LCD_E_RD -> MPMC_CKE + * LCD_RS -> MPMC_NDYCS + * LCD_RW_WR -> MPMC_DQM_1 + * LCD_DB_2 -> EBI_A_2 + * LCD_DB_3 -> EBI_A_3 l + * LCD_DB_4 -> EBI_A_4 l + * LCD_DB_5 -> EBI_A_5 l + * LCD_DB_6 -> EBI_A_6 + * LCD_DB_7 -> EBI_A_7 + * LCD_DB_8 -> EBI_A_8 + * LCD_DB_9 -> EBI_A_9 + * LCD_DB_10 -> EBI_A_10 + * LCD_DB_11 -> EBI_A_11 + * LCD_DB_12 -> EBI_A_12 + * LCD_DB_13 -> EBI_A_13 + * LCD_DB_14 -> EBI_A_14 + * LCD_DB_15 -> EBI_A_15 + */ + + putreg32(SYSCREG_MUX_LCDEBISEL_EBIMPMC, LPC31_SYSCREG_MUX_LCDEBISEL); + + /* Enable EBI clock */ + + lpc31_enableclock(CLKID_EBICLK); + + /* Enable MPMC controller clocks */ + + lpc31_enableclock(CLKID_MPMCCFGCLK); + lpc31_enableclock(CLKID_MPMCCFGCLK2); + lpc31_enableclock(CLKID_MPMCCFGCLK3); + + /* Enable the external memory controller */ + + putreg32(MPMC_CONTROL_E, LPC31_MPMC_CONTROL); + + /* Force HCLK to MPMC_CLK to 1:1 ratio, little-endian mode */ + + putreg32(0, LPC31_MPMC_CONFIG); + + /* Set MPMC delay based on trace lengths between SDRAM and the chip + * and on the delay strategy used for SDRAM. + */ + + putreg32(EA3152_MPMC_DELAY, LPC31_SYSCREG_MPMC_DELAYMODES); + + /* Configure Micron MT48LC32M16A2 SDRAM on the EA3152 board */ + + lpc31_sdraminitialize(); +} +#endif /* CONFIG_LPC31XX_EXTSDRAM */ diff --git a/nuttx/configs/ea3152/src/up_nsh.c b/nuttx/configs/ea3152/src/up_nsh.c new file mode 100755 index 000000000..ab8f779f0 --- /dev/null +++ b/nuttx/configs/ea3152/src/up_nsh.c @@ -0,0 +1,165 @@ +/**************************************************************************** + * config/ea3152/src/up_nsh.c + * arch/arm/src/board/up_nsh.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdbool.h> +#include <stdio.h> +#include <debug.h> +#include <errno.h> + +#ifdef CONFIG_LPC31XX_MCI +# include <nuttx/sdio.h> +# include <nuttx/mmcsd.h> +#endif + +#include "lpc31_internal.h" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +/* PORT and SLOT number probably depend on the board configuration */ + +#ifdef CONFIG_ARCH_BOARD_EA3152 +# define CONFIG_NSH_HAVEUSBDEV 1 +# define CONFIG_NSH_HAVEMMCSD 1 +# if defined(CONFIG_NSH_MMCSDSLOTNO) && CONFIG_NSH_MMCSDSLOTNO != 0 +# error "Only one MMC/SD slot" +# undef CONFIG_NSH_MMCSDSLOTNO +# endif +# ifndef CONFIG_NSH_MMCSDSLOTNO +# define CONFIG_NSH_MMCSDSLOTNO 0 +# endif +#else + /* Add configuration for new LPC31XX boards here */ + +# error "Unrecognized LPC31XX board" +# undef CONFIG_NSH_HAVEUSBDEV +# undef CONFIG_NSH_HAVEMMCSD +#endif + +/* Can't support USB features if USB is not enabled */ + +#ifndef CONFIG_USBDEV +# undef CONFIG_NSH_HAVEUSBDEV +#endif + +/* Can't support MMC/SD features if mountpoints are disabled or if SDIO support + * is not enabled. + */ + +#if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_LPC31XX_MCI) +# undef CONFIG_NSH_HAVEMMCSD +#endif + +#ifndef CONFIG_NSH_MMCSDMINOR +# define CONFIG_NSH_MMCSDMINOR 0 +#endif + +/* Debug ********************************************************************/ + +#ifdef CONFIG_CPP_HAVE_VARARGS +# ifdef CONFIG_DEBUG +# define message(...) lib_lowprintf(__VA_ARGS__) +# else +# define message(...) printf(__VA_ARGS__) +# endif +#else +# ifdef CONFIG_DEBUG +# define message lib_lowprintf +# else +# define message printf +# endif +#endif + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nsh_archinitialize + * + * Description: + * Perform architecture specific initialization + * + ****************************************************************************/ + +int nsh_archinitialize(void) +{ +#ifdef CONFIG_NSH_HAVEMMCSD + FAR struct sdio_dev_s *sdio; + int ret; + + /* First, get an instance of the SDIO interface */ + + message("nsh_archinitialize: Initializing SDIO slot %d\n", + CONFIG_NSH_MMCSDSLOTNO); + sdio = sdio_initialize(CONFIG_NSH_MMCSDSLOTNO); + if (!sdio) + { + message("nsh_archinitialize: Failed to initialize SDIO slot %d\n", + CONFIG_NSH_MMCSDSLOTNO); + return -ENODEV; + } + + /* Now bind the SPI interface to the MMC/SD driver */ + + message("nsh_archinitialize: Bind SDIO to the MMC/SD driver, minor=%d\n", + CONFIG_NSH_MMCSDMINOR); + ret = mmcsd_slotinitialize(CONFIG_NSH_MMCSDMINOR, sdio); + if (ret != OK) + { + message("nsh_archinitialize: Failed to bind SDIO to the MMC/SD driver: %d\n", ret); + return ret; + } + message("nsh_archinitialize: Successfully bound SDIO to the MMC/SD driver\n"); + + /* Then let's guess and say that there is a card in the slot. I need to check to + * see if the LPC313X10E-EVAL board supports a GPIO to detect if there is a card in + * the slot. + */ + + sdio_mediachange(sdio, true); +#endif + return OK; +} diff --git a/nuttx/configs/ea3152/src/up_spi.c b/nuttx/configs/ea3152/src/up_spi.c new file mode 100755 index 000000000..7f399d9dc --- /dev/null +++ b/nuttx/configs/ea3152/src/up_spi.c @@ -0,0 +1,142 @@ +/************************************************************************************ + * configs/ea3152/src/up_spi.c + * arch/arm/src/board/up_spi.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> + +#include <stdint.h> +#include <stdbool.h> +#include <debug.h> + +#include <nuttx/spi.h> +#include <arch/board/board.h> + +#include "up_arch.h" +#include "chip.h" +#include "lpc31_internal.h" +#include "ea3152_internal.h" + +#ifdef CONFIG_LPC31XX_SPI +#if 0 /* At present, EA3152 specific logic is hard-coded in the file lpc31_spi.c + * in arch/arm/src/lpc31xx */ + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* Enables debug output from this file (needs CONFIG_DEBUG too) */ + +#undef SPI_DEBUG /* Define to enable debug */ +#undef SPI_VERBOSE /* Define to enable verbose debug */ + +#ifdef SPI_DEBUG +# define spidbg lldbg +# ifdef SPI_VERBOSE +# define spivdbg lldbg +# else +# define spivdbg(x...) +# endif +#else +# undef SPI_VERBOSE +# define spidbg(x...) +# define spivdbg(x...) +#endif + +/************************************************************************************ + * Private Functions + ************************************************************************************/ + +/************************************************************************************ + * Public Functions + ************************************************************************************/ + +/************************************************************************************ + * Name: lpc31_spiinitialize + * + * Description: + * Called to configure SPI chip select GPIO pins for the EA3152 board. + * + ************************************************************************************/ + +void weak_function lpc31_spiinitialize(void) +{ + /* NOTE: Clocking for SPI has already been provided. Pin configuration is performed + * on-the-fly, so no additional setup is required. + */ +} + +/************************************************************************************ + * Name: lpc31_spiselect and lpc31_spistatus + * + * Description: + * The external functions, lpc31_spiselect and lpc31_spistatus must be + * provided by board-specific logic. They are implementations of the select + * and status methods of the SPI interface defined by struct spi_ops_s (see + * include/nuttx/spi.h). All other methods (including up_spiinitialize()) + * are provided by common LPC31XX logic. To use this common SPI logic on your + * board: + * + * 1. Provide logic in lpc31_boardinitialize() to configure SPI chip select + * pins. + * 2. Provide lpc31_spiselect() and lpc31_spistatus() functions in your + * board-specific logic. These functions will perform chip selection and + * status operations using GPIOs in the way your board is configured. + * 3. Add a calls to up_spiinitialize() in your low level application + * initialization logic + * 4. The handle returned by up_spiinitialize() may then be used to bind the + * SPI driver to higher level logic (e.g., calling + * mmcsd_spislotinitialize(), for example, will bind the SPI driver to + * the SPI MMC/SD driver). + * + ************************************************************************************/ + +void lpc31_spiselect(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected) +{ + spidbg("devid: %d CS: %s\n", (int)devid, selected ? "assert" : "de-assert"); +#warning "Missing logic" +} + +uint8_t lpc31_spistatus(FAR struct spi_dev_s *dev, enum spi_dev_e devid) +{ + return SPI_STATUS_PRESENT; +} + +#endif /* 0 */ +#endif /* CONFIG_LPC31XX_SPI */ + diff --git a/nuttx/configs/ea3152/src/up_usbstrg.c b/nuttx/configs/ea3152/src/up_usbstrg.c new file mode 100755 index 000000000..9f3a9bf3f --- /dev/null +++ b/nuttx/configs/ea3152/src/up_usbstrg.c @@ -0,0 +1,126 @@ +/**************************************************************************** + * configs/ea3152/src/up_usbstrg.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Configure and register the SAM3U MMC/SD SDIO block driver. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdio.h> +#include <debug.h> +#include <errno.h> +#include <stdlib.h> + +#include <nuttx/fs.h> +#include <nuttx/mkfatfs.h> +#include <nuttx/ramdisk.h> + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +#ifndef CONFIG_EXAMPLES_USBSTRG_DEVMINOR1 +# define CONFIG_EXAMPLES_USBSTRG_DEVMINOR1 0 +#endif + +#ifndef CONFIG_EXAMPLES_USBSTRG_DEVPATH1 +# define CONFIG_EXAMPLES_USBSTRG_DEVPATH1 "/dev/ram" +#endif + +static const char g_source[] = CONFIG_EXAMPLES_USBSTRG_DEVPATH1; +static struct fat_format_s g_fmt = FAT_FORMAT_INITIALIZER; + +#define USBSTRG_NSECTORS 64 +#define USBSTRG_SECTORSIZE 512 +#define BUFFER_SIZE (USBSTRG_NSECTORS*USBSTRG_SECTORSIZE) + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: usbstrg_archinitialize + * + * Description: + * Perform architecture specific initialization + * + ****************************************************************************/ + +int usbstrg_archinitialize(void) +{ + uint8_t *pbuffer; + int ret; + + pbuffer = (uint8_t *) malloc (BUFFER_SIZE); + if (!pbuffer) + { + lib_lowprintf ("usbstrg_archinitialize: Failed to allocate ramdisk of size %d\n", + BUFFER_SIZE); + return -ENOMEM; + } + + /* Register a RAMDISK device to manage this RAM image */ + + ret = ramdisk_register(CONFIG_EXAMPLES_USBSTRG_DEVMINOR1, + pbuffer, + USBSTRG_NSECTORS, + USBSTRG_SECTORSIZE, + true); + if (ret < 0) + { + printf("create_ramdisk: Failed to register ramdisk at %s: %d\n", + g_source, -ret); + free(pbuffer); + return ret; + } + + /* Create a FAT filesystem on the ramdisk */ + + ret = mkfatfs(g_source, &g_fmt); + if (ret < 0) + { + printf("create_ramdisk: Failed to create FAT filesystem on ramdisk at %s\n", + g_source); + /* free(pbuffer); -- RAM disk is registered */ + return ret; + } + + return 0; +} |