3 * (C) Copyright 2000-2003
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 * (C) Copyright 2007 Freescale Semiconductor, Inc.
7 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 #include <asm/immap.h>
32 #if defined(CONFIG_CMD_NET)
39 * Breath some life into the CPU...
41 * Set up the memory map,
42 * initialize a bunch of registers,
43 * initialize the UPM's
47 volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1;
48 volatile scm2_t *scm2 = (scm2_t *) MMAP_SCM2;
49 volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
50 volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
51 volatile wdog_t *wdog = (wdog_t *) MMAP_WDOG;
53 /* watchdog is enabled by default - disable the watchdog */
54 #ifndef CONFIG_WATCHDOG
58 scm1->mpr0 = 0x77777777;
68 /* Port configuration */
71 #if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL))
72 fbcs->csar0 = CONFIG_SYS_CS0_BASE;
73 fbcs->cscr0 = CONFIG_SYS_CS0_CTRL;
74 fbcs->csmr0 = CONFIG_SYS_CS0_MASK;
77 #if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL))
78 /* Latch chipselect */
79 gpio->par_cs |= GPIO_PAR_CS1;
80 fbcs->csar1 = CONFIG_SYS_CS1_BASE;
81 fbcs->cscr1 = CONFIG_SYS_CS1_CTRL;
82 fbcs->csmr1 = CONFIG_SYS_CS1_MASK;
85 #if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL))
86 gpio->par_cs |= GPIO_PAR_CS2;
87 fbcs->csar2 = CONFIG_SYS_CS2_BASE;
88 fbcs->cscr2 = CONFIG_SYS_CS2_CTRL;
89 fbcs->csmr2 = CONFIG_SYS_CS2_MASK;
92 #if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL))
93 gpio->par_cs |= GPIO_PAR_CS3;
94 fbcs->csar3 = CONFIG_SYS_CS3_BASE;
95 fbcs->cscr3 = CONFIG_SYS_CS3_CTRL;
96 fbcs->csmr3 = CONFIG_SYS_CS3_MASK;
99 #if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL))
100 gpio->par_cs |= GPIO_PAR_CS4;
101 fbcs->csar4 = CONFIG_SYS_CS4_BASE;
102 fbcs->cscr4 = CONFIG_SYS_CS4_CTRL;
103 fbcs->csmr4 = CONFIG_SYS_CS4_MASK;
106 #if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL))
107 gpio->par_cs |= GPIO_PAR_CS5;
108 fbcs->csar5 = CONFIG_SYS_CS5_BASE;
109 fbcs->cscr5 = CONFIG_SYS_CS5_CTRL;
110 fbcs->csmr5 = CONFIG_SYS_CS5_MASK;
113 #ifdef CONFIG_FSL_I2C
114 gpio->par_feci2c = GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA;
121 * initialize higher level parts of CPU like timers
128 void uart_port_conf(void)
130 volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
133 switch (CONFIG_SYS_UART_PORT) {
135 gpio->par_uart = (GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0);
139 (GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3));
142 gpio->par_timer &= 0x0F;
143 gpio->par_timer |= (GPIO_PAR_TIN3_URXD2 | GPIO_PAR_TIN2_UTXD2);
148 #if defined(CONFIG_CMD_NET)
149 int fecpin_setclear(struct eth_device *dev, int setclear)
151 volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
154 gpio->par_fec |= GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC;
156 GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO;
158 gpio->par_fec &= ~(GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC);
160 ~(GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO);