diff options
Diffstat (limited to 'cpu/arm926ejs/at91cap9')
| -rw-r--r-- | cpu/arm926ejs/at91cap9/Makefile | 46 | ||||
| -rw-r--r-- | cpu/arm926ejs/at91cap9/config.mk | 2 | ||||
| -rw-r--r-- | cpu/arm926ejs/at91cap9/ether.c | 35 | ||||
| -rw-r--r-- | cpu/arm926ejs/at91cap9/lowlevel_init.S | 43 | ||||
| -rw-r--r-- | cpu/arm926ejs/at91cap9/spi.c | 119 | ||||
| -rw-r--r-- | cpu/arm926ejs/at91cap9/timer.c | 149 | ||||
| -rw-r--r-- | cpu/arm926ejs/at91cap9/usb.c | 54 |
7 files changed, 0 insertions, 448 deletions
diff --git a/cpu/arm926ejs/at91cap9/Makefile b/cpu/arm926ejs/at91cap9/Makefile deleted file mode 100644 index bf15e1e..0000000 --- a/cpu/arm926ejs/at91cap9/Makefile +++ /dev/null @@ -1,46 +0,0 @@ -# -# (C) Copyright 2000-2008 -# Wolfgang Denk, DENX Software Engineering, wd <at> denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(SOC).a - -COBJS = ether.o timer.o spi.o usb.o -SOBJS = lowlevel_init.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) - -all: $(obj).depend $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/arm926ejs/at91cap9/config.mk b/cpu/arm926ejs/at91cap9/config.mk deleted file mode 100644 index ca2cae1..0000000 --- a/cpu/arm926ejs/at91cap9/config.mk +++ /dev/null @@ -1,2 +0,0 @@ -PLATFORM_CPPFLAGS += -march=armv5te -PLATFORM_CPPFLAGS += $(call cc-option,-mtune=arm926ejs,) diff --git a/cpu/arm926ejs/at91cap9/ether.c b/cpu/arm926ejs/at91cap9/ether.c deleted file mode 100644 index b7958d5..0000000 --- a/cpu/arm926ejs/at91cap9/ether.c +++ /dev/null @@ -1,35 +0,0 @@ -/* - * (C) Copyright 2007-2008 - * Stelian Pop <stelian.pop <at> leadtechdesign.com> - * Lead Tech Design <www.leadtechdesign.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm/arch/AT91CAP9.h> - -extern int macb_eth_initialize(int id, void *regs, unsigned int phy_addr); - -#if defined(CONFIG_MACB) && defined(CONFIG_CMD_NET) -void at91cap9_eth_initialize(bd_t *bi) -{ - macb_eth_initialize(0, (void *)AT91C_BASE_MACB, 0x00); -} -#endif diff --git a/cpu/arm926ejs/at91cap9/lowlevel_init.S b/cpu/arm926ejs/at91cap9/lowlevel_init.S deleted file mode 100644 index 24d950c..0000000 --- a/cpu/arm926ejs/at91cap9/lowlevel_init.S +++ /dev/null @@ -1,43 +0,0 @@ -/* - * AT91CAP9 setup stuff - * - * (C) Copyright 2007-2008 - * Stelian Pop <stelian.pop <at> leadtechdesign.com> - * Lead Tech Design <www.leadtechdesign.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <config.h> -#include <version.h> - -#ifndef CONFIG_SKIP_LOWLEVEL_INIT - -.globl lowlevel_init -lowlevel_init: - - /* - * Clocks/SDRAM initialization is handled by at91bootstrap, - * no need to do it here... - */ - mov pc, lr - - .ltorg - -#endif /* CONFIG_SKIP_LOWLEVEL_INIT */ diff --git a/cpu/arm926ejs/at91cap9/spi.c b/cpu/arm926ejs/at91cap9/spi.c deleted file mode 100644 index 0953820..0000000 --- a/cpu/arm926ejs/at91cap9/spi.c +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Driver for ATMEL DataFlash support - * Author : Hamid Ikdoumi (Atmel) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - */ - -#include <config.h> -#include <common.h> -#include <asm/hardware.h> - -#ifdef CONFIG_HAS_DATAFLASH -#include <dataflash.h> - -/* Max Value = 10MHz to be compliant to the Continuous Array Read function */ -#define AT91C_SPI_CLK 10000000 - -/* AC Characteristics: DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */ -#define DATAFLASH_TCSS (0xFA << 16) -#define DATAFLASH_TCHS (0x8 << 24) - -#define AT91C_TIMEOUT_WRDY 200000 -#define AT91C_SPI_PCS0_DATAFLASH_CARD 0xE /* Chip Select 0: NPCS0%1110 */ -#define AT91C_SPI_PCS3_DATAFLASH_CARD 0x7 /* Chip Select 3: NPCS3%0111 */ - -void AT91F_SpiInit(void) -{ - /* Reset the SPI */ - AT91C_BASE_SPI0->SPI_CR = AT91C_SPI_SWRST; - - /* Configure SPI in Master Mode with No CS selected !!! */ - AT91C_BASE_SPI0->SPI_MR = - AT91C_SPI_MSTR | AT91C_SPI_MODFDIS | AT91C_SPI_PCS; - - /* Configure CS0 */ - AT91C_BASE_SPI0->SPI_CSR[0] = - AT91C_SPI_CPOL | - (AT91C_SPI_DLYBS & DATAFLASH_TCSS) | - (AT91C_SPI_DLYBCT & DATAFLASH_TCHS) | - ((AT91C_MASTER_CLOCK / (2*AT91C_SPI_CLK)) << 8); -} - -void AT91F_SpiEnable(int cs) -{ - switch (cs) { - case 0: /* Configure SPI CS0 for Serial DataFlash AT45DBxx */ - AT91C_BASE_SPI0->SPI_MR &= 0xFFF0FFFF; - AT91C_BASE_SPI0->SPI_MR |= - ((AT91C_SPI_PCS0_DATAFLASH_CARD<<16) & AT91C_SPI_PCS); - break; - case 3: - AT91C_BASE_SPI0->SPI_MR &= 0xFFF0FFFF; - AT91C_BASE_SPI0->SPI_MR |= - ((AT91C_SPI_PCS3_DATAFLASH_CARD<<16) & AT91C_SPI_PCS); - break; - } - - /* SPI_Enable */ - AT91C_BASE_SPI0->SPI_CR = AT91C_SPI_SPIEN; -} - -unsigned int AT91F_SpiWrite(AT91PS_DataflashDesc pDesc) -{ - unsigned int timeout; - - pDesc->state = BUSY; - - AT91C_BASE_SPI0->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS; - - /* Initialize the Transmit and Receive Pointer */ - AT91C_BASE_SPI0->SPI_RPR = (unsigned int)pDesc->rx_cmd_pt; - AT91C_BASE_SPI0->SPI_TPR = (unsigned int)pDesc->tx_cmd_pt; - - /* Intialize the Transmit and Receive Counters */ - AT91C_BASE_SPI0->SPI_RCR = pDesc->rx_cmd_size; - AT91C_BASE_SPI0->SPI_TCR = pDesc->tx_cmd_size; - - if (pDesc->tx_data_size != 0) { - /* Initialize the Next Transmit and Next Receive Pointer */ - AT91C_BASE_SPI0->SPI_RNPR = (unsigned int)pDesc->rx_data_pt; - AT91C_BASE_SPI0->SPI_TNPR = (unsigned int)pDesc->tx_data_pt; - - /* Intialize the Next Transmit and Next Receive Counters */ - AT91C_BASE_SPI0->SPI_RNCR = pDesc->rx_data_size; - AT91C_BASE_SPI0->SPI_TNCR = pDesc->tx_data_size; - } - - /* arm simple, non interrupt dependent timer */ - reset_timer_masked(); - timeout = 0; - - AT91C_BASE_SPI0->SPI_PTCR = AT91C_PDC_TXTEN + AT91C_PDC_RXTEN; - while (!(AT91C_BASE_SPI0->SPI_SR & AT91C_SPI_RXBUFF) && - ((timeout = get_timer_masked()) < CFG_SPI_WRITE_TOUT)); - AT91C_BASE_SPI0->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS; - pDesc->state = IDLE; - - if (timeout >= CFG_SPI_WRITE_TOUT) { - printf("Error Timeout\n\r"); - return DATAFLASH_ERROR; - } - - return DATAFLASH_OK; -} -#endif diff --git a/cpu/arm926ejs/at91cap9/timer.c b/cpu/arm926ejs/at91cap9/timer.c deleted file mode 100644 index 4110e15..0000000 --- a/cpu/arm926ejs/at91cap9/timer.c +++ /dev/null @@ -1,149 +0,0 @@ -/* - * (C) Copyright 2007-2008 - * Stelian Pop <stelian.pop <at> leadtechdesign.com> - * Lead Tech Design <www.leadtechdesign.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm/arch/hardware.h> - -/* - * We're using the AT91CAP9 PITC in 32 bit mode, by - * setting the 20 bit counter period to its maximum (0xfffff). - */ -#define TIMER_LOAD_VAL 0xfffff -#define READ_RESET_TIMER (AT91C_BASE_PITC->PITC_PIVR) -#define READ_TIMER (AT91C_BASE_PITC->PITC_PIIR) -#define TIMER_FREQ (AT91C_MASTER_CLOCK << 4) -#define TICKS_TO_USEC(ticks) ((ticks) / 6) - -ulong get_timer_masked(void); -ulong resettime; - -AT91PS_PITC p_pitc; - -/* nothing really to do with interrupts, just starts up a counter. */ -int interrupt_init(void) -{ - /* - * Enable PITC Clock - * The clock is already enabled for system controller in boot - */ - AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SYS; - - /* Enable PITC */ - AT91C_BASE_PITC->PITC_PIMR = AT91C_PITC_PITEN; - - /* Load PITC_PIMR with the right timer value */ - AT91C_BASE_PITC->PITC_PIMR |= TIMER_LOAD_VAL; - - reset_timer_masked(); - - return 0; -} - -/* - * timer without interrupts - */ - -static inline ulong get_timer_raw(void) -{ - ulong now = READ_TIMER; - if (now >= resettime) - return now - resettime; - else - return 0xFFFFFFFFUL - (resettime - now) ; -} - -void reset_timer_masked(void) -{ - resettime = READ_TIMER; -} - -ulong get_timer_masked(void) -{ - return TICKS_TO_USEC(get_timer_raw()); - -} - -void udelay_masked(unsigned long usec) -{ - ulong tmp; - - tmp = get_timer(0); - while (get_timer(tmp) < usec) /* our timer works in usecs */ - ; /* NOP */ -} - -void reset_timer(void) -{ - reset_timer_masked(); -} - -ulong get_timer(ulong base) -{ - ulong now = get_timer_masked(); - - if (now >= base) - return now - base; - else - return TICKS_TO_USEC(0xFFFFFFFFUL) - (base - now) ; -} - -void udelay(unsigned long usec) -{ - udelay_masked(usec); -} - -/* - * This function is derived from PowerPC code (read timebase as long long). - * On ARM it just returns the timer value. - */ -unsigned long long get_ticks(void) -{ - return get_timer(0); -} - -/* - * This function is derived from PowerPC code (timebase clock frequency). - * On ARM it returns the number of timer ticks per second. - */ -ulong get_tbclk(void) -{ - ulong tbclk; - tbclk = CFG_HZ; - return tbclk; -} - -/* - * Reset the cpu by setting up the watchdog timer and let him time out - * on the AT91CAP9ADK board - */ -void reset_cpu(ulong ignored) -{ - /* this is the way Linux does it */ - AT91C_BASE_RSTC->RSTC_RCR = (0xA5 << 24) | - AT91C_RSTC_PROCRST | - AT91C_RSTC_PERRST; - - while (1); - /* Never reached */ -} diff --git a/cpu/arm926ejs/at91cap9/usb.c b/cpu/arm926ejs/at91cap9/usb.c deleted file mode 100644 index 69da5f3..0000000 --- a/cpu/arm926ejs/at91cap9/usb.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * (C) Copyright 2006 - * DENX Software Engineering <mk <at> denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> - -#if defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_CPU_INIT) -#ifdef CONFIG_AT91CAP9 - -#include <asm/arch/hardware.h> - -int usb_cpu_init(void) -{ - /* Enable USB host clock. */ - AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_UHP; - AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_UHP; - - return 0; -} - -int usb_cpu_stop(void) -{ - /* Disable USB host clock. */ - AT91C_BASE_PMC->PMC_PCDR = 1 << AT91C_ID_UHP; - AT91C_BASE_PMC->PMC_SCDR = AT91C_PMC_UHP; - return 0; -} - -int usb_cpu_init_fail(void) -{ - return usb_cpu_stop(); -} - -#endif /* CONFIG_AT91CAP9 */ -#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */ |