232 lines
12 KiB
C
232 lines
12 KiB
C
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/*
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* Copyright (C) 2004 Arabella Software Ltd.
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* Yuli Barcohen <yuli@arabellasw.com>
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*
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* Support for Analogue&Micro Rattler boards family.
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* Tested on Rattler8248.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <mpc8260.h>
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#include <ioports.h>
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/*
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* I/O Port configuration table
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*
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* if conf is 1, then that port pin will be configured at boot time
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* according to the five values podr/pdir/ppar/psor/pdat for that entry
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*/
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#define CFG_FCC1 (CONFIG_ETHER_INDEX == 1)
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#define CFG_FCC2 (CONFIG_ETHER_INDEX == 2)
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const iop_conf_t iop_conf_tab[4][32] = {
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/* Port A */
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{ /* conf ppar psor pdir podr pdat */
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/* PA31 */ { CFG_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII COL */
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/* PA30 */ { CFG_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII CRS */
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/* PA29 */ { CFG_FCC1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_ER */
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/* PA28 */ { CFG_FCC1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_EN */
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/* PA27 */ { CFG_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_DV */
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/* PA26 */ { CFG_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_ER */
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/* PA25 */ { 0, 0, 0, 0, 0, 0 }, /* PA25 */
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/* PA24 */ { 0, 0, 0, 0, 0, 0 }, /* PA24 */
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/* PA23 */ { 0, 0, 0, 0, 0, 0 }, /* PA23 */
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/* PA22 */ { 1, 0, 0, 1, 0, 1 }, /* Eth PHYs reset */
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/* PA21 */ { CFG_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[3] */
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/* PA20 */ { CFG_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[2] */
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/* PA19 */ { CFG_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[1] */
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/* PA18 */ { CFG_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[0] */
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/* PA17 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[0] */
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/* PA16 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[1] */
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/* PA15 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[2] */
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/* PA14 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[3] */
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/* PA13 */ { 0, 0, 0, 0, 0, 0 }, /* PA13 */
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/* PA12 */ { 0, 0, 0, 0, 0, 0 }, /* PA12 */
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/* PA11 */ { 0, 0, 0, 0, 0, 0 }, /* PA11 */
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/* PA10 */ { 0, 0, 0, 0, 0, 0 }, /* PA10 */
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/* PA9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC2 TxD */
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/* PA8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC2 RxD */
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/* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* PA7 */
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/* PA6 */ { 0, 0, 0, 0, 0, 0 }, /* PA6 */
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/* PA5 */ { 0, 0, 0, 0, 0, 0 }, /* PA5 */
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/* PA4 */ { 0, 0, 0, 0, 0, 0 }, /* PA4 */
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/* PA3 */ { 0, 0, 0, 0, 0, 0 }, /* PA3 */
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/* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */
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/* PA1 */ { 0, 0, 0, 0, 0, 0 }, /* PA1 */
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/* PA0 */ { 0, 0, 0, 0, 0, 0 } /* PA0 */
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},
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/* Port B */
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{ /* conf ppar psor pdir podr pdat */
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/* PB31 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
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/* PB30 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
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/* PB29 */ { CFG_FCC2, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
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/* PB28 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
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/* PB27 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
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/* PB26 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
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/* PB25 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
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/* PB24 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
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/* PB23 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
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/* PB22 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
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/* PB21 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
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/* PB20 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
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/* PB19 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
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/* PB18 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
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/* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PB0 */ { 0, 0, 0, 0, 0, 0 } /* non-existent */
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},
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/* Port C */
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{ /* conf ppar psor pdir podr pdat */
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/* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* PC31 */
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/* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */
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/* PC29 */ { 0, 0, 0, 0, 0, 0 }, /* PC29 */
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/* PC28 */ { 0, 0, 0, 0, 0, 0 }, /* PC28 */
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/* PC27 */ { 0, 0, 0, 0, 0, 0 }, /* PC27 */
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/* PC26 */ { 0, 0, 0, 0, 0, 0 }, /* PC26 */
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/* PC25 */ { 0, 0, 0, 0, 0, 0 }, /* PC25 */
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/* PC24 */ { 0, 0, 0, 0, 0, 0 }, /* PC24 */
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/* PC23 */ { 0, 0, 0, 0, 0, 0 }, /* PC23 */
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/* PC22 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 TxClk (CLK10) */
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/* PC21 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 RxClk (CLK11) */
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/* PC20 */ { 0, 0, 0, 0, 0, 0 }, /* PC20 */
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/* PC19 */ { 0, 0, 0, 0, 0, 0 }, /* PC19 */
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/* PC18 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 TxClk (CLK14) */
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/* PC17 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 RxClk (CLK15) */
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/* PC16 */ { 0, 0, 0, 0, 0, 0 }, /* PC16 */
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/* PC15 */ { 0, 0, 0, 0, 0, 0 }, /* PC15 */
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/* PC14 */ { 0, 0, 0, 0, 0, 0 }, /* PC14 */
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/* PC13 */ { 0, 0, 0, 0, 0, 0 }, /* PC13 */
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/* PC12 */ { 0, 0, 0, 0, 0, 0 }, /* PC12 */
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/* PC11 */ { 0, 0, 0, 0, 0, 0 }, /* PC11 */
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/* PC10 */ { 0, 0, 0, 0, 0, 0 }, /* PC10 */
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/* PC9 */ { 1, 0, 0, 1, 0, 1 }, /* MDIO */
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/* PC8 */ { 1, 0, 0, 1, 0, 1 }, /* MDC */
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/* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC7 */
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/* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */
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/* PC5 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TxD */
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/* PC4 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RxD */
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/* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* PC3 */
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/* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* PC2 */
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/* PC1 */ { 0, 0, 0, 0, 0, 0 }, /* PC1 */
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/* PC0 */ { 0, 0, 0, 0, 0, 0 }, /* PC0 */
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},
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/* Port D */
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{ /* conf ppar psor pdir podr pdat */
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/* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 RxD */
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/* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 TxD */
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/* PD29 */ { 0, 0, 0, 0, 0, 0 }, /* PD29 */
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/* PD28 */ { 0, 0, 0, 0, 0, 0 }, /* PD28 */
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/* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* PD27 */
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/* PD26 */ { 0, 0, 0, 0, 0, 0 }, /* PD26 */
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/* PD25 */ { 0, 0, 0, 0, 0, 0 }, /* PD25 */
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/* PD24 */ { 0, 0, 0, 0, 0, 0 }, /* PD24 */
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/* PD23 */ { 0, 0, 0, 0, 0, 0 }, /* PD23 */
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/* PD22 */ { 0, 0, 0, 0, 0, 0 }, /* PD22 */
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/* PD21 */ { 0, 0, 0, 0, 0, 0 }, /* PD21 */
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/* PD20 */ { 0, 0, 0, 0, 0, 0 }, /* PD20 */
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/* PD19 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */
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/* PD18 */ { 0, 0, 0, 0, 0, 0 }, /* PD18 */
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/* PD17 */ { 0, 0, 0, 0, 0, 0 }, /* PD17 */
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/* PD16 */ { 0, 0, 0, 0, 0, 0 }, /* PD16 */
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/* PD15 */ { 0, 0, 0, 0, 0, 0 }, /* PD15 */
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/* PD14 */ { 0, 0, 0, 0, 0, 0 }, /* PD14 */
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/* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */
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/* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */
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/* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
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/* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
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/* PD9 */ { 0, 0, 0, 0, 0, 0 }, /* PD9 */
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/* PD8 */ { 0, 0, 0, 0, 0, 0 }, /* PD8 */
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/* PD7 */ { 0, 0, 0, 0, 0, 0 }, /* PD7 */
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/* PD6 */ { 0, 0, 0, 0, 0, 0 }, /* PD6 */
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/* PD5 */ { 0, 0, 0, 0, 0, 0 }, /* PD5 */
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/* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* PD4 */
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/* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
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/* PD0 */ { 0, 0, 0, 0, 0, 0 } /* non-existent */
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}
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};
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long int initdram(int board_type)
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{
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long int msize = CFG_SDRAM_SIZE;
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#ifndef CFG_RAMBOOT
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volatile immap_t *immap = (immap_t *)CFG_IMMR;
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volatile memctl8260_t *memctl = &immap->im_memctl;
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vu_char *ramaddr = (vu_char *)CFG_SDRAM_BASE;
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uchar c = 0xFF;
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uint psdmr = CFG_PSDMR;
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int i;
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immap->im_siu_conf.sc_ppc_acr = 0x02;
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immap->im_siu_conf.sc_ppc_alrh = 0x30126745;
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immap->im_siu_conf.sc_tescr1 = 0x00004000;
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memctl->memc_mptpr = CFG_MPTPR;
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/* Initialise 60x bus SDRAM */
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memctl->memc_psrt = CFG_PSRT;
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memctl->memc_or1 = CFG_SDRAM_OR;
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memctl->memc_br1 = CFG_SDRAM_BR;
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memctl->memc_psdmr = psdmr | PSDMR_OP_PREA; /* Precharge all banks */
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*ramaddr = c;
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memctl->memc_psdmr = psdmr | PSDMR_OP_CBRR; /* CBR refresh */
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for (i = 0; i < 8; i++)
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*ramaddr = c;
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memctl->memc_psdmr = psdmr | PSDMR_OP_MRW; /* Mode Register write */
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*ramaddr = c;
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memctl->memc_psdmr = psdmr | PSDMR_RFEN; /* Refresh enable */
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*ramaddr = c;
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#endif /* !CFG_RAMBOOT */
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/* Return total 60x bus SDRAM size */
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return msize * 1024 * 1024;
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}
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int checkboard(void)
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{
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vu_char *bcsr = (vu_char *)CFG_BCSR;
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printf("Board: Rattler Rev. %c\n", bcsr[0x20] + 0x40);
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return 0;
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}
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