diff options
author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/arch/m68k/cpu/mcf532x/cpu_init.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/arch/m68k/cpu/mcf532x/cpu_init.c')
-rw-r--r-- | qemu/roms/u-boot/arch/m68k/cpu/mcf532x/cpu_init.c | 350 |
1 files changed, 350 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/arch/m68k/cpu/mcf532x/cpu_init.c b/qemu/roms/u-boot/arch/m68k/cpu/mcf532x/cpu_init.c new file mode 100644 index 000000000..db7ded478 --- /dev/null +++ b/qemu/roms/u-boot/arch/m68k/cpu/mcf532x/cpu_init.c @@ -0,0 +1,350 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004-2008, 2012 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <watchdog.h> +#include <asm/immap.h> +#include <asm/io.h> + +#if defined(CONFIG_CMD_NET) +#include <config.h> +#include <net.h> +#include <asm/fec.h> +#endif + +#ifdef CONFIG_MCF5301x +void cpu_init_f(void) +{ + scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + gpio_t *gpio = (gpio_t *) MMAP_GPIO; + fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + + out_be32(&scm1->mpr, 0x77777777); + out_be32(&scm1->pacra, 0); + out_be32(&scm1->pacrb, 0); + out_be32(&scm1->pacrc, 0); + out_be32(&scm1->pacrd, 0); + out_be32(&scm1->pacre, 0); + out_be32(&scm1->pacrf, 0); + out_be32(&scm1->pacrg, 0); + +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ + && defined(CONFIG_SYS_CS0_CTRL)) + setbits_8(&gpio->par_cs, GPIO_PAR_CS0_CS0); + out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE); + out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL); + out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK); +#endif + +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ + && defined(CONFIG_SYS_CS1_CTRL)) + setbits_8(&gpio->par_cs, GPIO_PAR_CS1_CS1); + out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE); + out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL); + out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK); +#endif + +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ + && defined(CONFIG_SYS_CS2_CTRL)) + out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE); + out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL); + out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK); +#endif + +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ + && defined(CONFIG_SYS_CS3_CTRL)) + out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE); + out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL); + out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK); +#endif + +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ + && defined(CONFIG_SYS_CS4_CTRL)) + setbits_8(&gpio->par_cs, GPIO_PAR_CS4); + out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE); + out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL); + out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK); +#endif + +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ + && defined(CONFIG_SYS_CS5_CTRL)) + setbits_8(&gpio->par_cs, GPIO_PAR_CS5); + out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE); + out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL); + out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK); +#endif + +#ifdef CONFIG_SYS_I2C_FSL + out_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SDA_SDA | GPIO_PAR_FECI2C_SCL_SCL); +#endif + + icache_enable(); +} + +/* initialize higher level parts of CPU like timers */ +int cpu_init_r(void) +{ +#ifdef CONFIG_MCFFEC + ccm_t *ccm = (ccm_t *) MMAP_CCM; +#endif +#ifdef CONFIG_MCFRTC + rtc_t *rtc = (rtc_t *) (CONFIG_SYS_MCFRTC_BASE); + rtcex_t *rtcex = (rtcex_t *) &rtc->extended; + + out_be32(&rtcex->gocu, CONFIG_SYS_RTC_CNT); + out_be32(&rtcex->gocl, CONFIG_SYS_RTC_SETUP); + +#endif +#ifdef CONFIG_MCFFEC + if (CONFIG_SYS_FEC0_MIIBASE != CONFIG_SYS_FEC1_MIIBASE) + setbits_be16(&ccm->misccr, CCM_MISCCR_FECM); + else + clrbits_be16(&ccm->misccr, CCM_MISCCR_FECM); +#endif + + return (0); +} + +void uart_port_conf(int port) +{ + gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + clrbits_8(&gpio->par_uart, + GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); + setbits_8(&gpio->par_uart, + GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); + break; + case 1: +#ifdef CONFIG_SYS_UART1_ALT1_GPIO + clrbits_8(&gpio->par_simp1h, + GPIO_PAR_SIMP1H_DATA1_UNMASK | + GPIO_PAR_SIMP1H_VEN1_UNMASK); + setbits_8(&gpio->par_simp1h, + GPIO_PAR_SIMP1H_DATA1_U1TXD | + GPIO_PAR_SIMP1H_VEN1_U1RXD); +#elif defined(CONFIG_SYS_UART1_ALT2_GPIO) + clrbits_8(&gpio->par_ssih, + GPIO_PAR_SSIH_RXD_UNMASK | + GPIO_PAR_SSIH_TXD_UNMASK); + setbits_8(&gpio->par_ssih, + GPIO_PAR_SSIH_RXD_U1RXD | + GPIO_PAR_SSIH_TXD_U1TXD); +#endif + break; + case 2: +#ifdef CONFIG_SYS_UART2_PRI_GPIO + setbits_8(&gpio->par_uart, + GPIO_PAR_UART_U2TXD | + GPIO_PAR_UART_U2RXD); +#elif defined(CONFIG_SYS_UART2_ALT1_GPIO) + clrbits_8(&gpio->par_dspih, + GPIO_PAR_DSPIH_SIN_UNMASK | + GPIO_PAR_DSPIH_SOUT_UNMASK); + setbits_8(&gpio->par_dspih, + GPIO_PAR_DSPIH_SIN_U2RXD | + GPIO_PAR_DSPIH_SOUT_U2TXD); +#elif defined(CONFIG_SYS_UART2_ALT2_GPIO) + clrbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SDA_UNMASK | + GPIO_PAR_FECI2C_SCL_UNMASK); + setbits_8(&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) +{ + gpio_t *gpio = (gpio_t *) MMAP_GPIO; + struct fec_info_s *info = (struct fec_info_s *)dev->priv; + + if (setclear) { + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { + setbits_8(&gpio->par_fec, + GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_MDC0 | GPIO_PAR_FECI2C_MDIO0); + } else { + setbits_8(&gpio->par_fec, + GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_MDC1 | GPIO_PAR_FECI2C_MDIO1); + } + } else { + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { + clrbits_8(&gpio->par_fec, + GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC); + clrbits_8(&gpio->par_feci2c, ~GPIO_PAR_FECI2C_RMII0_UNMASK); + } else { + clrbits_8(&gpio->par_fec, + GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC); + clrbits_8(&gpio->par_feci2c, ~GPIO_PAR_FECI2C_RMII1_UNMASK); + } + } + return 0; +} +#endif /* CONFIG_CMD_NET */ +#endif /* CONFIG_MCF5301x */ + +#ifdef CONFIG_MCF532x +void cpu_init_f(void) +{ + scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + scm2_t *scm2 = (scm2_t *) MMAP_SCM2; + gpio_t *gpio = (gpio_t *) MMAP_GPIO; + fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + wdog_t *wdog = (wdog_t *) MMAP_WDOG; + + /* watchdog is enabled by default - disable the watchdog */ +#ifndef CONFIG_WATCHDOG + out_be16(&wdog->cr, 0); +#endif + + out_be32(&scm1->mpr0, 0x77777777); + out_be32(&scm2->pacra, 0); + out_be32(&scm2->pacrb, 0); + out_be32(&scm2->pacrc, 0); + out_be32(&scm2->pacrd, 0); + out_be32(&scm2->pacre, 0); + out_be32(&scm2->pacrf, 0); + out_be32(&scm2->pacrg, 0); + out_be32(&scm1->pacrh, 0); + + /* Port configuration */ + out_8(&gpio->par_cs, 0); + +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ + && defined(CONFIG_SYS_CS0_CTRL)) + out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE); + out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL); + out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK); +#endif + +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ + && defined(CONFIG_SYS_CS1_CTRL)) + /* Latch chipselect */ + setbits_8(&gpio->par_cs, GPIO_PAR_CS1); + out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE); + out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL); + out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK); +#endif + +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ + && defined(CONFIG_SYS_CS2_CTRL)) + setbits_8(&gpio->par_cs, GPIO_PAR_CS2); + out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE); + out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL); + out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK); +#endif + +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ + && defined(CONFIG_SYS_CS3_CTRL)) + setbits_8(&gpio->par_cs, GPIO_PAR_CS3); + out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE); + out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL); + out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK); +#endif + +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ + && defined(CONFIG_SYS_CS4_CTRL)) + setbits_8(&gpio->par_cs, GPIO_PAR_CS4); + out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE); + out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL); + out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK); +#endif + +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ + && defined(CONFIG_SYS_CS5_CTRL)) + setbits_8(&gpio->par_cs, GPIO_PAR_CS5); + out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE); + out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL); + out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK); +#endif + +#ifdef CONFIG_SYS_I2C_FSL + out_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA); +#endif + + icache_enable(); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + clrbits_be16(&gpio->par_uart, + GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); + setbits_be16(&gpio->par_uart, + GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); + break; + case 1: + clrbits_be16(&gpio->par_uart, + GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); + setbits_be16(&gpio->par_uart, + GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); + break; + case 2: +#ifdef CONFIG_SYS_UART2_ALT1_GPIO + clrbits_8(&gpio->par_timer, 0xf0); + setbits_8(&gpio->par_timer, + GPIO_PAR_TIN3_URXD2 | GPIO_PAR_TIN2_UTXD2); +#elif defined(CONFIG_SYS_UART2_ALT2_GPIO) + clrbits_8(&gpio->par_feci2c, 0x00ff); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_SCL_UTXD2 | GPIO_PAR_FECI2C_SDA_URXD2); +#elif defined(CONFIG_SYS_UART2_ALT3_GPIO) + clrbits_be16(&gpio->par_ssi, 0x0f00); + setbits_be16(&gpio->par_ssi, + GPIO_PAR_SSI_RXD(2) | GPIO_PAR_SSI_TXD(2)); +#endif + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + if (setclear) { + setbits_8(&gpio->par_fec, + GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC); + setbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO); + } else { + clrbits_8(&gpio->par_fec, + GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC); + clrbits_8(&gpio->par_feci2c, + GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO); + } + return 0; +} +#endif +#endif /* CONFIG_MCF532x */ |