3 * (C) Copyright 2000-2003
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 * (C) Copyright 2007, 2012 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>
33 #if defined(CONFIG_CMD_NET)
36 #include <asm/fsl_mcdmafec.h>
40 * Breath some life into the CPU...
42 * Set up the memory map,
43 * initialize a bunch of registers,
44 * initialize the UPM's
48 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
49 fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
50 xlbarb_t *xlbarb = (xlbarb_t *) MMAP_XARB;
52 out_be32(&xlbarb->adrto, 0x2000);
53 out_be32(&xlbarb->datto, 0x2500);
54 out_be32(&xlbarb->busto, 0x3000);
56 out_be32(&xlbarb->cfg, XARB_CFG_AT | XARB_CFG_DT);
58 /* Master Priority Enable */
59 out_be32(&xlbarb->prien, 0xff);
60 out_be32(&xlbarb->pri, 0);
62 #if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL))
63 out_be32(&fbcs->csar0, CONFIG_SYS_CS0_BASE);
64 out_be32(&fbcs->cscr0, CONFIG_SYS_CS0_CTRL);
65 out_be32(&fbcs->csmr0, CONFIG_SYS_CS0_MASK);
68 #if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL))
69 out_be32(&fbcs->csar1, CONFIG_SYS_CS1_BASE);
70 out_be32(&fbcs->cscr1, CONFIG_SYS_CS1_CTRL);
71 out_be32(&fbcs->csmr1, CONFIG_SYS_CS1_MASK);
74 #if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL))
75 out_be32(&fbcs->csar2, CONFIG_SYS_CS2_BASE);
76 out_be32(&fbcs->cscr2, CONFIG_SYS_CS2_CTRL);
77 out_be32(&fbcs->csmr2, CONFIG_SYS_CS2_MASK);
80 #if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL))
81 out_be32(&fbcs->csar3, CONFIG_SYS_CS3_BASE);
82 out_be32(&fbcs->cscr3, CONFIG_SYS_CS3_CTRL);
83 out_be32(&fbcs->csmr3, CONFIG_SYS_CS3_MASK);
86 #if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL))
87 out_be32(&fbcs->csar4, CONFIG_SYS_CS4_BASE);
88 out_be32(&fbcs->cscr4, CONFIG_SYS_CS4_CTRL);
89 out_be32(&fbcs->csmr4, CONFIG_SYS_CS4_MASK);
92 #if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL))
93 out_be32(&fbcs->csar5, CONFIG_SYS_CS5_BASE);
94 out_be32(&fbcs->cscr5, CONFIG_SYS_CS5_CTRL);
95 out_be32(&fbcs->csmr5, CONFIG_SYS_CS5_MASK);
99 out_be16(&gpio->par_feci2cirq,
100 GPIO_PAR_FECI2CIRQ_SCL | GPIO_PAR_FECI2CIRQ_SDA);
107 * initialize higher level parts of CPU like timers
111 #if defined(CONFIG_CMD_NET) && defined(CONFIG_FSLDMAFEC)
112 MCD_initDma((dmaRegs *) (MMAP_MCDMA), (void *)(MMAP_SRAM + 512),
118 void uart_port_conf(int port)
120 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
121 u8 *pscsicr = (u8 *) (CONFIG_SYS_UART_BASE + 0x40);
126 out_8(&gpio->par_psc0, GPIO_PAR_PSC0_TXD0 | GPIO_PAR_PSC0_RXD0);
129 out_8(&gpio->par_psc1, GPIO_PAR_PSC1_TXD1 | GPIO_PAR_PSC1_RXD1);
132 out_8(&gpio->par_psc2, GPIO_PAR_PSC2_TXD2 | GPIO_PAR_PSC2_RXD2);
135 out_8(&gpio->par_psc3, GPIO_PAR_PSC3_TXD3 | GPIO_PAR_PSC3_RXD3);
139 clrbits_8(pscsicr, 0x07);
142 #if defined(CONFIG_CMD_NET)
143 int fecpin_setclear(struct eth_device *dev, int setclear)
145 gpio_t *gpio = (gpio_t *) MMAP_GPIO;
146 struct fec_info_dma *info = (struct fec_info_dma *)dev->priv;
149 if (info->iobase == CONFIG_SYS_FEC0_IOBASE)
150 setbits_be16(&gpio->par_feci2cirq, 0xf000);
152 setbits_be16(&gpio->par_feci2cirq, 0x0fc0);
154 if (info->iobase == CONFIG_SYS_FEC0_IOBASE)
155 clrbits_be16(&gpio->par_feci2cirq, 0xf000);
157 clrbits_be16(&gpio->par_feci2cirq, 0x0fc0);