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/*
* (C) Copyright 2004
* Elmeg Communications Systems GmbH, Juergen Selent (j.selent@elmeg.de)
*
* Support for the Elmeg VoVPN Gateway Module
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <ioports.h>
#include <mpc8260.h>
#include <asm/m8260_pci.h>
#include <miiphy.h>
#include <linux/compiler.h>
#include "m88e6060.h"
/*
* I/O Port configuration table
*
* if conf is 1, then that port pin will be configured at boot time
* according to the five values podr/pdir/ppar/psor/pdat for that entry
*/
const iop_conf_t iop_conf_tab[4][32] = {
/* Port A configuration */
{ /* conf ppar psor pdir podr pdat */
/* PA31 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1252 */
/* PA30 */ { 1, 0, 0, 0, 0, 0 }, /* GPI BP_RES */
/* PA29 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1253 */
/* PA28 */ { 1, 1, 1, 1, 0, 0 }, /* FCC1 RMII TX_EN */
/* PA27 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 RMII CRS_DV */
/* PA26 */ { 1, 1, 1, 0, 0, 0 }, /* FCC1 RMII RX_ERR */
/* PA25 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
/* PA24 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
/* PA23 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
/* PA22 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
/* PA21 */ { 1, 0, 0, 0, 0, 0 }, /* GPI HWID */
/* PA20 */ { 1, 0, 0, 1, 0, 1 }, /* GPO LED STATUS */
/* PA19 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 RMII TxD[1] */
/* PA18 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 RMII TxD[0] */
/* PA17 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 RMII RxD[0] */
/* PA16 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 RMII RxD[1] */
/* PA15 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1255 */
/* PA14 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP???? */
/* PA13 */ { 1, 0, 0, 1, 0, 1 }, /* GPO EN_BCTL1 XXX jse */
/* PA12 */ { 1, 0, 0, 1, 0, 0 }, /* GPO SWITCH RESET */
/* PA11 */ { 1, 0, 0, 1, 0, 0 }, /* GPO DSP SL1 RESET */
/* PA10 */ { 1, 0, 0, 1, 0, 0 }, /* GPO DSP SL2 RESET */
/* PA9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
/* PA8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
/* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
/* PA6 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
/* PA5 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
/* PA4 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
/* PA3 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
/* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
/* PA1 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exit */
/* PA0 */ { 0, 0, 0, 0, 0, 0 } /* pin does not exit */
},
/* Port B configuration */
{ /* conf ppar psor pdir podr pdat */
/* PB31 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1257 */
/* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 RMII CRS_DV */
/* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 RMII TX_EN */
/* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 RMII RX_ERR */
/* PB27 */ { 1, 1, 1, 0, 1, 0 }, /* TDM_B2 L1TXD XXX val=0 */
/* PB26 */ { 1, 1, 1, 0, 1, 0 }, /* TDM_B2 L1RXD XXX val,dr */
/* PB25 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1259 */
/* PB24 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_B2 L1RSYNC */
/* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 RMII TxD[1] */
/* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 RMII TxD[0] */
/* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 RMII RxD[0] */
/* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 RMII RxD[1] */
/* PB19 */ { 1, 0, 0, 1, 0, 1 }, /* GPO PHY MDC */
/* PB18 */ { 1, 0, 0, 0, 0, 0 }, /* GPIO PHY MDIO */
/* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin does not exist */
},
/* Port C */
{ /* conf ppar psor pdir podr pdat */
/* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PC29 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1183 */
/* PC28 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1184 */
/* PC27 */ { 1, 1, 0, 0, 0, 0 }, /* CLK5 TDM_A1 RX */
/* PC26 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1185 */
/* PC25 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1178 */
/* PC24 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1186 */
/* PC23 */ { 1, 1, 0, 0, 0, 0 }, /* CLK9 TDM_B2 RX */
/* PC22 */ { 1, 1, 0, 0, 0, 0 }, /* CLK10 FCC1 RMII REFCLK */
/* PC21 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1187 */
/* PC20 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1182 */
/* PC19 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1188 */
/* PC18 */ { 1, 0, 0, 1, 0, 0 }, /* GPO HW RESET */
/* PC17 */ { 1, 1, 0, 1, 0, 0 }, /* BRG8 SWITCH CLKIN */
/* PC16 */ { 1, 1, 0, 0, 0, 0 }, /* CLK16 FCC2 RMII REFCLK */
/* PC15 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL1_MTYPE_3 */
/* PC14 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL1_MTYPE_2 */
/* PC13 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL1_MTYPE_1 */
/* PC12 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL1_MTYPE_0 */
/* PC11 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1176 */
/* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1177 */
/* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL2_MTYPE_3 */
/* PC8 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL2_MTYPE_2 */
/* PC7 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL2_MTYPE_1 */
/* PC6 */ { 1, 0, 0, 0, 0, 0 }, /* GPI SL2_MTYPE_0 */
/* PC5 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
/* PC4 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
/* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PC1 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1192 */
/* PC0 */ { 1, 0, 0, 0, 0, 0 }, /* GPI RACK */
},
/* Port D */
{ /* conf ppar psor pdir podr pdat */
/* PD31 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1193 */
/* PD30 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1194 */
/* PD29 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1195 */
/* PD28 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD26 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD25 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1179 */
/* PD24 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1180 */
/* PD23 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1181 */
/* PD22 */ { 1, 1, 1, 0, 1, 0 }, /* TDM_A2 L1TXD */
/* PD21 */ { 1, 1, 1, 0, 1, 0 }, /* TDM_A2 L1RXD */
/* PD20 */ { 1, 1, 1, 0, 0, 0 }, /* TDM_A2 L1RSYNC */
/* PD19 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1196 */
/* PD18 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1197 */
/* PD17 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1198 */
/* PD16 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1199 */
/* PD15 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1250 */
/* PD14 */ { 1, 0, 0, 1, 0, 0 }, /* GPO TP1251 */
/* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD9 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD8 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD7 */ { 0, 0, 0, 1, 0, 0 }, /* GPO FL_BYTE */
/* PD6 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD5 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin does not exist */
/* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin does not exist */
}
};
void reset_phy (void)
{
volatile ioport_t *iop;
#if defined(CONFIG_CMD_NET)
int i;
unsigned short val;
#endif
iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 0);
/* Reset the PHY */
iop->pdat &= 0xfff7ffff; /* PA12 = |SWITCH_RESET */
#if defined(CONFIG_CMD_NET)
udelay(20000);
iop->pdat |= 0x00080000;
for (i=0; i<100; i++) {
udelay(20000);
if (bb_miiphy_read("FCC1", CONFIG_SYS_PHY_ADDR,2,&val ) == 0) {
break;
}
}
/* initialize switch */
m88e6060_initialize( CONFIG_SYS_PHY_ADDR );
#endif
}
static unsigned long UPMATable[] = {
0x8fffec00, 0x0ffcfc00, 0x0ffcfc00, 0x0ffcfc00, /* Words 0 to 3 */
0x0ffcfc04, 0x3ffdfc00, 0xfffffc01, 0xfffffc01, /* Words 4 to 7 */
0xfffffc00, 0xfffffc04, 0xfffffc01, 0xfffffc00, /* Words 8 to 11 */
0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 12 to 15 */
0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 16 to 19 */
0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 20 to 23 */
0x8fffec00, 0x00fffc00, 0x00fffc00, 0x00fffc00, /* Words 24 to 27 */
0x0ffffc04, 0xfffffc01, 0xfffffc01, 0xfffffc01, /* Words 28 to 31 */
0xfffffc00, 0xfffffc01, 0xfffffc01, 0xfffffc00, /* Words 32 to 35 */
0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 36 to 39 */
0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 40 to 43 */
0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 44 to 47 */
0xfffffc00, 0xfffffc04, 0xfffffc01, 0xfffffc00, /* Words 48 to 51 */
0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 52 to 55 */
0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 56 to 59 */
0xffffec00, 0xffffec04, 0xffffec00, 0xfffffc01 /* Words 60 to 63 */
};
int board_early_init_f (void)
{
volatile immap_t *immap;
volatile memctl8260_t *memctl;
volatile unsigned char *dummy;
int i;
immap = (immap_t *) CONFIG_SYS_IMMR;
memctl = &immap->im_memctl;
#if 0
/* CS2-5 - DSP via UPMA */
dummy = (volatile unsigned char *) (memctl->memc_br2 & BRx_BA_MSK);
memctl->memc_mar = 0;
memctl->memc_mamr = MxMR_OP_WARR;
for (i = 0; i < 64; i++) {
memctl->memc_mdr = UPMATable[i];
*dummy = 0;
}
memctl->memc_mamr = 0x00044440;
#else
/* CS7 - DPRAM via UPMA */
dummy = (volatile unsigned char *) (memctl->memc_br7 & BRx_BA_MSK);
memctl->memc_mar = 0;
memctl->memc_mamr = MxMR_OP_WARR;
for (i = 0; i < 64; i++) {
memctl->memc_mdr = UPMATable[i];
*dummy = 0;
}
memctl->memc_mamr = 0x00044440;
#endif
return 0;
}
int misc_init_r (void)
{
volatile ioport_t *iop;
__maybe_unused unsigned char temp;
#if 0
/* DUMP UPMA RAM */
volatile immap_t *immap;
volatile memctl8260_t *memctl;
volatile unsigned char *dummy;
unsigned char c;
int i;
immap = (immap_t *) CONFIG_SYS_IMMR;
memctl = &immap->im_memctl;
dummy = (volatile unsigned char *) (memctl->memc_br7 & BRx_BA_MSK);
memctl->memc_mar = 0;
memctl->memc_mamr = MxMR_OP_RARR;
for (i = 0; i < 64; i++) {
c = *dummy;
printf( "UPMA[%02d]: 0x%08lx,0x%08lx: 0x%08lx\n",i,
memctl->memc_mamr,
memctl->memc_mar,
memctl->memc_mdr );
}
memctl->memc_mamr = 0x00044440;
#endif
/* enable buffers (DSP, DPRAM) */
iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 0);
iop->pdat &= 0xfffbffff; /* PA13 = |EN_M_BCTL1 */
/* destroy DPRAM magic */
*(volatile unsigned char *)0xf0500000 = 0x00;
/* clear any pending DPRAM irq */
temp = *(volatile unsigned char *)0xf05003ff;
/* write module-id into DPRAM */
*(volatile unsigned char *)0xf0500201 = 0x50;
return 0;
}
#if defined(CONFIG_HAVE_OWN_RESET)
int
do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
volatile ioport_t *iop;
iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 2);
iop->pdat |= 0x00002000; /* PC18 = HW_RESET */
return 1;
}
#endif /* CONFIG_HAVE_OWN_RESET */
#define ns2clk(ns) (ns / (1000000000 / CONFIG_8260_CLKIN) + 1)
phys_size_t initdram (int board_type)
{
#ifndef CONFIG_SYS_RAMBOOT
volatile immap_t *immap;
volatile memctl8260_t *memctl;
volatile uchar *ramaddr;
int i;
uchar c;
immap = (immap_t *) CONFIG_SYS_IMMR;
memctl = &immap->im_memctl;
ramaddr = (uchar *) CONFIG_SYS_SDRAM_BASE;
c = 0xff;
immap->im_siu_conf.sc_ppc_acr = 0x02;
immap->im_siu_conf.sc_ppc_alrh = 0x01267893;
immap->im_siu_conf.sc_ppc_alrl = 0x89abcdef;
immap->im_siu_conf.sc_tescr1 = 0x00000000;
immap->im_siu_conf.sc_tescr2 = 0x00000000;
memctl->memc_mptpr = CONFIG_SYS_MPTPR;
memctl->memc_psrt = CONFIG_SYS_PSRT;
memctl->memc_or1 = CONFIG_SYS_OR1_PRELIM;
memctl->memc_br1 = CONFIG_SYS_SDRAM_BASE | CONFIG_SYS_BR1_PRELIM;
/* Precharge all banks */
memctl->memc_psdmr = CONFIG_SYS_PSDMR | 0x28000000;
*ramaddr = c;
/* CBR refresh */
memctl->memc_psdmr = CONFIG_SYS_PSDMR | 0x08000000;
for (i = 0; i < 8; i++)
*ramaddr = c;
/* Mode Register write */
memctl->memc_psdmr = CONFIG_SYS_PSDMR | 0x18000000;
*ramaddr = c;
/* Refresh enable */
memctl->memc_psdmr = CONFIG_SYS_PSDMR | 0x40000000;
*ramaddr = c;
#endif /* CONFIG_SYS_RAMBOOT */
return (CONFIG_SYS_SDRAM_SIZE);
}
int checkboard (void)
{
#ifdef CONFIG_CLKIN_66MHz
puts ("Board: Elmeg VoVPN Gateway Module (66MHz)\n");
#else
puts ("Board: Elmeg VoVPN Gateway Module (100MHz)\n");
#endif
return 0;
}
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