/* * (C) Copyright 2003 * Josef Baumgartner * * MCF5282 additionals * (C) Copyright 2005 * BuS Elektronik GmbH & Co. KG * * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) * Hayden Fraser (Hayden.Fraser@freescale.com) * * MCF5275 additions * Copyright (C) 2008 Arthur Shipkowski (art@videon-central.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 #include #include #if defined(CONFIG_CMD_NET) #include #include #include #endif #ifndef CONFIG_M5272 /* Only 5272 Flexbus chipselect is different from the rest */ void init_fbcs(void) { volatile fbcs_t *fbcs = (fbcs_t *) (MMAP_FBCS); #if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ && defined(CONFIG_SYS_CS0_CTRL)) fbcs->csar0 = CONFIG_SYS_CS0_BASE; fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; fbcs->csmr0 = CONFIG_SYS_CS0_MASK; #else #warning "Chip Select 0 are not initialized/used" #endif #if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ && defined(CONFIG_SYS_CS1_CTRL)) fbcs->csar1 = CONFIG_SYS_CS1_BASE; fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; fbcs->csmr1 = CONFIG_SYS_CS1_MASK; #endif #if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ && defined(CONFIG_SYS_CS2_CTRL)) fbcs->csar2 = CONFIG_SYS_CS2_BASE; fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; fbcs->csmr2 = CONFIG_SYS_CS2_MASK; #endif #if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ && defined(CONFIG_SYS_CS3_CTRL)) fbcs->csar3 = CONFIG_SYS_CS3_BASE; fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; fbcs->csmr3 = CONFIG_SYS_CS3_MASK; #endif #if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ && defined(CONFIG_SYS_CS4_CTRL)) fbcs->csar4 = CONFIG_SYS_CS4_BASE; fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; fbcs->csmr4 = CONFIG_SYS_CS4_MASK; #endif #if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ && defined(CONFIG_SYS_CS5_CTRL)) fbcs->csar5 = CONFIG_SYS_CS5_BASE; fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; fbcs->csmr5 = CONFIG_SYS_CS5_MASK; #endif #if (defined(CONFIG_SYS_CS6_BASE) && defined(CONFIG_SYS_CS6_MASK) \ && defined(CONFIG_SYS_CS6_CTRL)) fbcs->csar6 = CONFIG_SYS_CS6_BASE; fbcs->cscr6 = CONFIG_SYS_CS6_CTRL; fbcs->csmr6 = CONFIG_SYS_CS6_MASK; #endif #if (defined(CONFIG_SYS_CS7_BASE) && defined(CONFIG_SYS_CS7_MASK) \ && defined(CONFIG_SYS_CS7_CTRL)) fbcs->csar7 = CONFIG_SYS_CS7_BASE; fbcs->cscr7 = CONFIG_SYS_CS7_CTRL; fbcs->csmr7 = CONFIG_SYS_CS7_MASK; #endif } #endif #if defined(CONFIG_M5208) void cpu_init_f(void) { volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; #ifndef CONFIG_WATCHDOG volatile wdog_t *wdg = (wdog_t *) MMAP_WDOG; /* Disable the watchdog if we aren't using it */ wdg->cr = 0; #endif scm1->mpr = 0x77777777; scm1->pacra = 0; scm1->pacrb = 0; scm1->pacrc = 0; scm1->pacrd = 0; scm1->pacre = 0; scm1->pacrf = 0; /* FlexBus Chipselect */ init_fbcs(); icache_enable(); } /* initialize higher level parts of CPU like timers */ int cpu_init_r(void) { return (0); } void uart_port_conf(void) { volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; /* Setup Ports: */ switch (CONFIG_SYS_UART_PORT) { case 0: gpio->par_uart &= GPIO_PAR_UART0_MASK; gpio->par_uart |= (GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); break; case 1: gpio->par_uart &= GPIO_PAR_UART0_MASK; gpio->par_uart |= (GPIO_PAR_UART_U1TXD | GPIO_PAR_UART_U1RXD); break; case 2: #ifdef CONFIG_SYS_UART2_PRI_GPIO gpio->par_timer &= (GPIO_PAR_TMR_TIN0_MASK | GPIO_PAR_TMR_TIN1_MASK); gpio->par_timer |= (GPIO_PAR_TMR_TIN0_U2TXD | GPIO_PAR_TMR_TIN1_U2RXD); #endif #ifdef CONFIG_SYS_UART2_ALT1_GPIO gpio->par_feci2c &= (GPIO_PAR_FECI2C_MDC_MASK | GPIO_PAR_FECI2C_MDIO_MASK); gpio->par_feci2c |= (GPIO_PAR_FECI2C_MDC_U2TXD | GPIO_PAR_FECI2C_MDIO_U2RXD); #endif #ifdef CONFIG_SYS_UART2_ALT1_GPIO gpio->par_feci2c &= (GPIO_PAR_FECI2C_SDA_MASK | GPIO_PAR_FECI2C_SCL_MASK); gpio->par_feci2c |= (GPIO_PAR_FECI2C_SDA_U2TXD | GPIO_PAR_FECI2C_SCL_U2RXD); #endif break; } } #if defined(CONFIG_CMD_NET) int fecpin_setclear(struct eth_device *dev, int setclear) { volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; if (setclear) { gpio->par_fec |= GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC; gpio->par_feci2c |= GPIO_PAR_FECI2C_MDC_MDC | GPIO_PAR_FECI2C_MDIO_MDIO; } else { gpio->par_fec &= (GPIO_PAR_FEC_7W_MASK & GPIO_PAR_FEC_MII_MASK); gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII_MASK; } return 0; } #endif /* CONFIG_CMD_NET */ #endif /* CONFIG_M5208 */ #if defined(CONFIG_M5253) /* * Breath some life into the CPU... * * Set up the memory map, * initialize a bunch of registers, * initialize the UPM's */ void cpu_init_f(void) { mbar_writeByte(MCFSIM_MPARK, 0x40); /* 5249 Internal Core takes priority over DMA */ mbar_writeByte(MCFSIM_SYPCR, 0x00); mbar_writeByte(MCFSIM_SWIVR, 0x0f); mbar_writeByte(MCFSIM_SWSR, 0x00); mbar_writeByte(MCFSIM_SWDICR, 0x00); mbar_writeByte(MCFSIM_TIMER1ICR, 0x00); mbar_writeByte(MCFSIM_TIMER2ICR, 0x88); mbar_writeByte(MCFSIM_I2CICR, 0x00); mbar_writeByte(MCFSIM_UART1ICR, 0x00); mbar_writeByte(MCFSIM_UART2ICR, 0x00); mbar_writeByte(MCFSIM_ICR6, 0x00); mbar_writeByte(MCFSIM_ICR7, 0x00); mbar_writeByte(MCFSIM_ICR8, 0x00); mbar_writeByte(MCFSIM_ICR9, 0x00); mbar_writeByte(MCFSIM_QSPIICR, 0x00); mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080); mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */ mbar2_writeByte(MCFSIM_SPURVEC, 0x00); /*mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); */ /* Enable a 1 cycle pre-drive cycle on CS1 */ /* FlexBus Chipselect */ init_fbcs(); #ifdef CONFIG_FSL_I2C CONFIG_SYS_I2C_PINMUX_REG = CONFIG_SYS_I2C_PINMUX_REG & CONFIG_SYS_I2C_PINMUX_CLR; CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET; #ifdef CONFIG_SYS_I2C2_OFFSET CONFIG_SYS_I2C2_PINMUX_REG &= CONFIG_SYS_I2C2_PINMUX_CLR; CONFIG_SYS_I2C2_PINMUX_REG |= CONFIG_SYS_I2C2_PINMUX_SET; #endif #endif /* enable instruction cache now */ icache_enable(); } /*initialize higher level parts of CPU like timers */ int cpu_init_r(void) { return (0); } void uart_port_conf(void) { /* Setup Ports: */ switch (CONFIG_SYS_UART_PORT) { case 0: break; case 1: break; case 2: break; } } #endif /* #if defined(CONFIG_M5253) */ #if defined(CONFIG_M5271) void cpu_init_f(void) { #ifndef CONFIG_WATCHDOG /* Disable the watchdog if we aren't using it */ mbar_writeShort(MCF_WTM_WCR, 0); #endif /* FlexBus Chipselect */ init_fbcs(); #ifdef CONFIG_SYS_MCF_SYNCR /* Set clockspeed according to board header file */ mbar_writeLong(MCF_FMPLL_SYNCR, CONFIG_SYS_MCF_SYNCR); #else /* Set clockspeed to 100MHz */ mbar_writeLong(MCF_FMPLL_SYNCR, MCF_FMPLL_SYNCR_MFD(0) | MCF_FMPLL_SYNCR_RFD(0)); #endif while (!mbar_readByte(MCF_FMPLL_SYNSR) & MCF_FMPLL_SYNSR_LOCK) ; } /* * initialize higher level parts of CPU like timers */ int cpu_init_r(void) { return (0); } void uart_port_conf(void) { /* Setup Ports: */ switch (CONFIG_SYS_UART_PORT) { case 0: mbar_writeShort(MCF_GPIO_PAR_UART, MCF_GPIO_PAR_UART_U0TXD | MCF_GPIO_PAR_UART_U0RXD); break; case 1: mbar_writeShort(MCF_GPIO_PAR_UART, MCF_GPIO_PAR_UART_U1RXD_UART1 | MCF_GPIO_PAR_UART_U1TXD_UART1); break; case 2: mbar_writeShort(MCF_GPIO_PAR_UART, 0x3000); break; } } #if defined(CONFIG_CMD_NET) int fecpin_setclear(struct eth_device *dev, int setclear) { if (setclear) { /* Enable Ethernet pins */ mbar_writeByte(MCF_GPIO_PAR_FECI2C, (mbar_readByte(MCF_GPIO_PAR_FECI2C) | 0xF0)); } else { } return 0; } #endif /* CONFIG_CMD_NET */ #endif #if defined(CONFIG_M5272) /* * Breath some life into the CPU... * * Set up the memory map, * initialize a bunch of registers, * initialize the UPM's */ void cpu_init_f(void) { /* if we come from RAM we assume the CPU is * already initialized. */ #ifndef CONFIG_MONITOR_IS_IN_RAM volatile sysctrl_t *sysctrl = (sysctrl_t *) (CONFIG_SYS_MBAR); volatile gpio_t *gpio = (gpio_t *) (MMAP_GPIO); volatile csctrl_t *csctrl = (csctrl_t *) (MMAP_FBCS); sysctrl->sc_scr = CONFIG_SYS_SCR; sysctrl->sc_spr = CONFIG_SYS_SPR; /* Setup Ports: */ gpio->gpio_pacnt = CONFIG_SYS_PACNT; gpio->gpio_paddr = CONFIG_SYS_PADDR; gpio->gpio_padat = CONFIG_SYS_PADAT; gpio->gpio_pbcnt = CONFIG_SYS_PBCNT; gpio->gpio_pbddr = CONFIG_SYS_PBDDR; gpio->gpio_pbdat = CONFIG_SYS_PBDAT; gpio->gpio_pdcnt = CONFIG_SYS_PDCNT; /* Memory Controller: */ csctrl->cs_br0 = CONFIG_SYS_BR0_PRELIM; csctrl->cs_or0 = CONFIG_SYS_OR0_PRELIM; #if (defined(CONFIG_SYS_OR1_PRELIM) && defined(CONFIG_SYS_BR1_PRELIM)) csctrl->cs_br1 = CONFIG_SYS_BR1_PRELIM; csctrl->cs_or1 = CONFIG_SYS_OR1_PRELIM; #endif #if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM) csctrl->cs_br2 = CONFIG_SYS_BR2_PRELIM; csctrl->cs_or2 = CONFIG_SYS_OR2_PRELIM; #endif #if defined(CONFIG_SYS_OR3_PRELIM) && defined(CONFIG_SYS_BR3_PRELIM) csctrl->cs_br3 = CONFIG_SYS_BR3_PRELIM; csctrl->cs_or3 = CONFIG_SYS_OR3_PRELIM; #endif #if defined(CONFIG_SYS_OR4_PRELIM) && defined(CONFIG_SYS_BR4_PRELIM) csctrl->cs_br4 = CONFIG_SYS_BR4_PRELIM; csctrl->cs_or4 = CONFIG_SYS_OR4_PRELIM; #endif #if defined(CONFIG_SYS_OR5_PRELIM) && defined(CONFIG_SYS_BR5_PRELIM) csctrl->cs_br5 = CONFIG_SYS_BR5_PRELIM; csctrl->cs_or5 = CONFIG_SYS_OR5_PRELIM; #endif #if defined(CONFIG_SYS_OR6_PRELIM) && defined(CONFIG_SYS_BR6_PRELIM) csctrl->cs_br6 = CONFIG_SYS_BR6_PRELIM; csctrl->cs_or6 = CONFIG_SYS_OR6_PRELIM; #endif #if defined(CONFIG_SYS_OR7_PRELIM) && defined(CONFIG_SYS_BR7_PRELIM) csctrl->cs_br7 = CONFIG_SYS_BR7_PRELIM; csctrl->cs_or7 = CONFIG_SYS_OR7_PRELIM; #endif #endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */ /* enable instruction cache now */ icache_enable(); } /* * initialize higher level parts of CPU like timers */ int cpu_init_r(void) { return (0); } void uart_port_conf(void) { volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; /* Setup Ports: */ switch (CONFIG_SYS_UART_PORT) { case 0: gpio->gpio_pbcnt &= ~(GPIO_PBCNT_PB0MSK | GPIO_PBCNT_PB1MSK); gpio->gpio_pbcnt |= (GPIO_PBCNT_URT0_TXD | GPIO_PBCNT_URT0_RXD); break; case 1: gpio->gpio_pdcnt &= ~(GPIO_PDCNT_PD1MSK | GPIO_PDCNT_PD4MSK); gpio->gpio_pdcnt |= (GPIO_PDCNT_URT1_RXD | GPIO_PDCNT_URT1_TXD); break; } } #if defined(CONFIG_CMD_NET) int fecpin_setclear(struct eth_device *dev, int setclear) { volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; if (setclear) { gpio->gpio_pbcnt |= GPIO_PBCNT_E_MDC | GPIO_PBCNT_E_RXER | GPIO_PBCNT_E_RXD1 | GPIO_PBCNT_E_RXD2 | GPIO_PBCNT_E_RXD3 | GPIO_PBCNT_E_TXD1 | GPIO_PBCNT_E_TXD2 | GPIO_PBCNT_E_TXD3; } else { } return 0; } #endif /* CONFIG_CMD_NET */ #endif /* #if defined(CONFIG_M5272) */ #if defined(CONFIG_M5275) /* * Breathe some life into the CPU... * * Set up the memory map, * initialize a bunch of registers, * initialize the UPM's */ void cpu_init_f(void) { /* * if we come from RAM we assume the CPU is * already initialized. */ #ifndef CONFIG_MONITOR_IS_IN_RAM volatile wdog_t *wdog_reg = (wdog_t *) (MMAP_WDOG); volatile gpio_t *gpio_reg = (gpio_t *) (MMAP_GPIO); /* Kill watchdog so we can initialize the PLL */ wdog_reg->wcr = 0; /* FlexBus Chipselect */ init_fbcs(); #endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */ #ifdef CONFIG_FSL_I2C CONFIG_SYS_I2C_PINMUX_REG &= CONFIG_SYS_I2C_PINMUX_CLR; CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET; #endif /* enable instruction cache now */ icache_enable(); } /* * initialize higher level parts of CPU like timers */ int cpu_init_r(void) { return (0); } void uart_port_conf(void) { volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; /* Setup Ports: */ switch (CONFIG_SYS_UART_PORT) { case 0: gpio->par_uart |= UART0_ENABLE_MASK; break; case 1: gpio->par_uart |= UART1_ENABLE_MASK; break; case 2: gpio->par_uart |= UART2_ENABLE_MASK; break; } } #if defined(CONFIG_CMD_NET) int fecpin_setclear(struct eth_device *dev, int setclear) { struct fec_info_s *info = (struct fec_info_s *) dev->priv; volatile gpio_t *gpio = (gpio_t *)MMAP_GPIO; if (setclear) { /* Enable Ethernet pins */ if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { gpio->par_feci2c |= 0x0F00; gpio->par_fec0hl |= 0xC0; } else { gpio->par_feci2c |= 0x00A0; gpio->par_fec1hl |= 0xC0; } } else { if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { gpio->par_feci2c &= ~0x0F00; gpio->par_fec0hl &= ~0xC0; } else { gpio->par_feci2c &= ~0x00A0; gpio->par_fec1hl &= ~0xC0; } } return 0; } #endif /* CONFIG_CMD_NET */ #endif /* #if defined(CONFIG_M5275) */ #if defined(CONFIG_M5282) /* * Breath some life into the CPU... * * Set up the memory map, * initialize a bunch of registers, * initialize the UPM's */ void cpu_init_f(void) { #ifndef CONFIG_WATCHDOG /* disable watchdog if we aren't using it */ MCFWTM_WCR = 0; #endif #ifndef CONFIG_MONITOR_IS_IN_RAM /* Set speed /PLL */ MCFCLOCK_SYNCR = MCFCLOCK_SYNCR_MFD(CONFIG_SYS_MFD) | MCFCLOCK_SYNCR_RFD(CONFIG_SYS_RFD); while (!(MCFCLOCK_SYNSR & MCFCLOCK_SYNSR_LOCK)) ; MCFGPIO_PBCDPAR = 0xc0; /* Set up the GPIO ports */ #ifdef CONFIG_SYS_PEPAR MCFGPIO_PEPAR = CONFIG_SYS_PEPAR; #endif #ifdef CONFIG_SYS_PFPAR MCFGPIO_PFPAR = CONFIG_SYS_PFPAR; #endif #ifdef CONFIG_SYS_PJPAR MCFGPIO_PJPAR = CONFIG_SYS_PJPAR; #endif #ifdef CONFIG_SYS_PSDPAR MCFGPIO_PSDPAR = CONFIG_SYS_PSDPAR; #endif #ifdef CONFIG_SYS_PASPAR MCFGPIO_PASPAR = CONFIG_SYS_PASPAR; #endif #ifdef CONFIG_SYS_PEHLPAR MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR; #endif #ifdef CONFIG_SYS_PQSPAR MCFGPIO_PQSPAR = CONFIG_SYS_PQSPAR; #endif #ifdef CONFIG_SYS_PTCPAR MCFGPIO_PTCPAR = CONFIG_SYS_PTCPAR; #endif #ifdef CONFIG_SYS_PTDPAR MCFGPIO_PTDPAR = CONFIG_SYS_PTDPAR; #endif #ifdef CONFIG_SYS_PUAPAR MCFGPIO_PUAPAR = CONFIG_SYS_PUAPAR; #endif #ifdef CONFIG_SYS_DDRUA MCFGPIO_DDRUA = CONFIG_SYS_DDRUA; #endif /* FlexBus Chipselect */ init_fbcs(); #endif /* CONFIG_MONITOR_IS_IN_RAM */ /* defer enabling cache until boot (see do_go) */ /* icache_enable(); */ } /* * initialize higher level parts of CPU like timers */ int cpu_init_r(void) { return (0); } void uart_port_conf(void) { /* Setup Ports: */ switch (CONFIG_SYS_UART_PORT) { case 0: MCFGPIO_PUAPAR &= 0xFc; MCFGPIO_PUAPAR |= 0x03; break; case 1: MCFGPIO_PUAPAR &= 0xF3; MCFGPIO_PUAPAR |= 0x0C; break; case 2: MCFGPIO_PASPAR &= 0xFF0F; MCFGPIO_PASPAR |= 0x00A0; break; } } #if defined(CONFIG_CMD_NET) int fecpin_setclear(struct eth_device *dev, int setclear) { if (setclear) { MCFGPIO_PASPAR |= 0x0F00; MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR; } else { MCFGPIO_PASPAR &= 0xF0FF; MCFGPIO_PEHLPAR &= ~CONFIG_SYS_PEHLPAR; } return 0; } #endif /* CONFIG_CMD_NET */ #endif #if defined(CONFIG_M5249) /* * Breath some life into the CPU... * * Set up the memory map, * initialize a bunch of registers, * initialize the UPM's */ void cpu_init_f(void) { /* * NOTE: by setting the GPIO_FUNCTION registers, we ensure that the UART pins * (UART0: gpio 30,27, UART1: gpio 31, 28) will be used as UART pins * which is their primary function. * ~Jeremy */ mbar2_writeLong(MCFSIM_GPIO_FUNC, CONFIG_SYS_GPIO_FUNC); mbar2_writeLong(MCFSIM_GPIO1_FUNC, CONFIG_SYS_GPIO1_FUNC); mbar2_writeLong(MCFSIM_GPIO_EN, CONFIG_SYS_GPIO_EN); mbar2_writeLong(MCFSIM_GPIO1_EN, CONFIG_SYS_GPIO1_EN); mbar2_writeLong(MCFSIM_GPIO_OUT, CONFIG_SYS_GPIO_OUT); mbar2_writeLong(MCFSIM_GPIO1_OUT, CONFIG_SYS_GPIO1_OUT); /* * dBug Compliance: * You can verify these values by using dBug's 'ird' * (Internal Register Display) command * ~Jeremy * */ mbar_writeByte(MCFSIM_MPARK, 0x30); /* 5249 Internal Core takes priority over DMA */ mbar_writeByte(MCFSIM_SYPCR, 0x00); mbar_writeByte(MCFSIM_SWIVR, 0x0f); mbar_writeByte(MCFSIM_SWSR, 0x00); mbar_writeLong(MCFSIM_IMR, 0xfffffbff); mbar_writeByte(MCFSIM_SWDICR, 0x00); mbar_writeByte(MCFSIM_TIMER1ICR, 0x00); mbar_writeByte(MCFSIM_TIMER2ICR, 0x88); mbar_writeByte(MCFSIM_I2CICR, 0x00); mbar_writeByte(MCFSIM_UART1ICR, 0x00); mbar_writeByte(MCFSIM_UART2ICR, 0x00); mbar_writeByte(MCFSIM_ICR6, 0x00); mbar_writeByte(MCFSIM_ICR7, 0x00); mbar_writeByte(MCFSIM_ICR8, 0x00); mbar_writeByte(MCFSIM_ICR9, 0x00); mbar_writeByte(MCFSIM_QSPIICR, 0x00); mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080); mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */ mbar2_writeByte(MCFSIM_SPURVEC, 0x00); mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); /* Enable a 1 cycle pre-drive cycle on CS1 */ /* Setup interrupt priorities for gpio7 */ /* mbar2_writeLong(MCFSIM_INTLEV5, 0x70000000); */ /* IDE Config registers */ mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); mbar2_writeLong(MCFSIM_IDECONFIG2, 0x00000000); /* FlexBus Chipselect */ init_fbcs(); /* enable instruction cache now */ icache_enable(); } /* * initialize higher level parts of CPU like timers */ int cpu_init_r(void) { return (0); } void uart_port_conf(void) { /* Setup Ports: */ switch (CONFIG_SYS_UART_PORT) { case 0: break; case 1: break; } } #endif /* #if defined(CONFIG_M5249) */