--- /dev/null
+/*
+ * (C) Copyright 2000
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * (C) Copyright 2001
+ * Advent Networks, Inc. <http://www.adventnetworks.com>
+ * Jay Monkman <jtm@smoothsmoothie.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <ioports.h>
+#include <mpc8260.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 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 *ATMTXEN */
+ /* PA30 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTCA */
+ /* PA29 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTSOC */
+ /* PA28 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 *ATMRXEN */
+ /* PA27 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRSOC */
+ /* PA26 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRCA */
+ /* PA25 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTXD[0] */
+ /* PA24 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTXD[1] */
+ /* PA23 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTXD[2] */
+ /* PA22 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTXD[3] */
+ /* PA21 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTXD[4] */
+ /* PA20 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTXD[5] */
+ /* PA19 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTXD[6] */
+ /* PA18 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMTXD[7] */
+ /* PA17 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRXD[7] */
+ /* PA16 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRXD[6] */
+ /* PA15 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRXD[5] */
+ /* PA14 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRXD[4] */
+ /* PA13 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRXD[3] */
+ /* PA12 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRXD[2] */
+ /* PA11 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRXD[1] */
+ /* PA10 */ { 0, 0, 0, 0, 0, 0 }, /* FCC1 ATMRXD[0] */
+ /* PA9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
+ /* PA8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
+ /* PA7 */ { 1, 0, 0, 1, 0, 0 }, /* TDM_A1:L1TSYNC */
+ /* PA6 */ { 1, 0, 0, 1, 0, 0 }, /* TDN_A1:L1RSYNC */
+ /* PA5 */ { 0, 0, 0, 0, 0, 0 }, /* PA5 */
+ /* PA4 */ { 0, 0, 0, 0, 0, 0 }, /* PA4 */
+ /* PA3 */ { 0, 0, 0, 0, 0, 0 }, /* PA3 */
+ /* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */
+ /* PA1 */ { 0, 0, 0, 0, 0, 0 }, /* PA1 */
+ /* PA0 */ { 0, 0, 0, 0, 0, 0 } /* PA0 */
+ },
+
+ /* Port B configuration */
+ { /* conf ppar psor pdir podr pdat */
+ /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
+ /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
+ /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
+ /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
+ /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
+ /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
+ /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
+ /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
+ /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
+ /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
+ /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
+ /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
+ /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
+ /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
+ /* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* PB17 */
+ /* PB16 */ { 1, 0, 0, 0, 0, 0 }, /* TDM_A1:L1CLK0 */
+ /* PB15 */ { 1, 0, 0, 1, 0, 1 }, /* /FETHRST */
+ /* PB14 */ { 1, 0, 0, 1, 0, 0 }, /* FETHDIS */
+ /* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* PB13 */
+ /* PB12 */ { 1, 0, 0, 1, 0, 0 }, /* TDM_B1:L1CLK0 */
+ /* PB11 */ { 1, 0, 0, 1, 0, 0 }, /* TDM_D1:L1TXD */
+ /* PB10 */ { 1, 0, 0, 1, 0, 0 }, /* TDM_D1:L1RXD */
+ /* PB9 */ { 1, 0, 0, 1, 0, 0 }, /* TDM_D1:L1TSYNC */
+ /* PB8 */ { 1, 0, 0, 1, 0, 0 }, /* TDM_D1:L1RSYNC */
+ /* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* PB7 */
+ /* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* PB6 */
+ /* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* PB5 */
+ /* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* PB4 */
+ /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
+ },
+
+ /* Port C */
+ { /* conf ppar psor pdir podr pdat */
+ /* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* PC31 */
+ /* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */
+ /* PC29 */ { 0, 0, 0, 0, 0, 0 }, /* PC28 */
+ /* PC28 */ { 1, 1, 0, 0, 0, 0 }, /* CLK4 */
+ /* PC27 */ { 0, 0, 0, 0, 0, 0 }, /* PC27 */
+ /* PC26 */ { 0, 0, 0, 0, 0, 0 }, /* PC26 */
+ /* PC25 */ { 1, 1, 0, 0, 0, 0 }, /* CLK7 */
+ /* PC24 */ { 0, 0, 0, 0, 0, 0 }, /* PC24 */
+ /* PC23 */ { 1, 0, 0, 1, 0, 0 }, /* ATMTFCLK */
+ /* PC22 */ { 0, 0, 0, 0, 0, 0 }, /* PC22 */
+ /* PC21 */ { 0, 0, 0, 0, 0, 0 }, /* PC23 */
+ /* PC20 */ { 0, 0, 0, 0, 0, 0 }, /* PC24 */
+ /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK */
+ /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII TX_CLK */
+ /* PC17 */ { 0, 0, 0, 0, 0, 0 }, /* PC17 */
+ /* PC16 */ { 0, 0, 0, 0, 0, 0 }, /* PC16 */
+ /* PC15 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1:TxAddr[0] */
+ /* PC14 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1:RxAddr[0] */
+ /* PC13 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1:TxAddr[1] */
+ /* PC12 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1:RxAddr[1] */
+ /* PC11 */ { 1, 1, 0, 1, 0, 0 }, /* TDM_D1:L1CLK0 */
+ /* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MDC */
+ /* PC9 */ { 1, 0, 0, 1, 0, 0 }, /* FCC2 MDIO */
+ /* PC8 */ { 0, 0, 0, 0, 0, 0 }, /* PC8 */
+ /* PC7 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1:TxAddr[2]*/
+ /* PC6 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1:RxAddr[2] */
+ /* PC5 */ { 0, 0, 0, 0, 0, 0 }, /* PC5 */
+ /* PC4 */ { 0, 0, 0, 0, 0, 0 }, /* PC4 */
+ /* PC3 */ { 1, 0, 0, 1, 0, 0 }, /* IDMA2:DACK */
+ /* PC2 */ { 1, 0, 0, 1, 0, 0 }, /* IDMA2:DONE */
+ /* PC1 */ { 1, 0, 0, 1, 0, 0 }, /* IDMA2:DREQ */
+ /* PC0 */ { 1, 0, 0, 1, 0, 0 }, /* IDMA1:DREQ */
+ },
+
+ /* Port D */
+ { /* conf ppar psor pdir podr pdat */
+ /* PD31 */ { 0, 0, 0, 0, 0, 0 }, /* PD31 */
+ /* PD30 */ { 0, 0, 0, 0, 0, 0 }, /* PD30 */
+ /* PD29 */ { 1, 0, 0, 1, 0, 0 }, /* FCC1:RxAddr[3] */
+ /* PD28 */ { 0, 0, 0, 0, 0, 0 }, /* PD28 */
+ /* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* PD27 */
+ /* PD26 */ { 1, 0, 0, 1, 0, 0 }, /* TDM_C1:L1RSYNC */
+ /* PD25 */ { 0, 0, 0, 0, 0, 0 }, /* PD25 */
+ /* PD24 */ { 0, 0, 0, 0, 0, 0 }, /* PD24 */
+ /* PD23 */ { 0, 0, 0, 0, 0, 0 }, /* PD23 */
+ /* PD22 */ { 0, 0, 0, 0, 0, 0 }, /* PD22 */
+ /* PD21 */ { 0, 0, 0, 0, 0, 0 }, /* PD21 */
+ /* PD20 */ { 0, 0, 0, 0, 0, 0 }, /* PD20 */
+ /* PD19 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */
+ /* PD18 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */
+ /* PD17 */ { 1, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */
+ /* PD16 */ { 1, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */
+ /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
+ /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */
+ /* PD13 */ { 1, 0, 0, 0, 0, 0 }, /* TDM_B1:L1TXD */
+ /* PD12 */ { 1, 0, 0, 0, 0, 0 }, /* TDM_B1:L1RXD */
+ /* PD11 */ { 1, 0, 0, 0, 0, 0 }, /* TDM_B1:L1TSYNC */
+ /* PD10 */ { 1, 0, 0, 0, 0, 0 }, /* TDM_B1:L1RSYNC*/
+ /* PD9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1:TXD */
+ /* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1:RXD */
+ /* PD7 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1:SMSYN */
+ /* PD6 */ { 1, 0, 0, 1, 0, 0 }, /* IDMA1:DACK */
+ /* PD5 */ { 1, 0, 0, 1, 0, 0 }, /* IDMA1:DONE */
+ /* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* PD4 */
+ /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
+ }
+};
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Check Board Identity:
+ */
+
+int checkboard (void)
+{
+ puts ("Board: Wind River PPMC8260\n");
+ return 0;
+}
+
+/* ------------------------------------------------------------------------- */
+
+phys_size_t initdram (int board_type)
+{
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+ volatile memctl8260_t *memctl = &immap->im_memctl;
+ volatile uchar c = 0xff;
+ volatile uchar *ramaddr0 = (uchar *) (CONFIG_SYS_SDRAM0_BASE);
+ volatile uchar *ramaddr1 = (uchar *) (CONFIG_SYS_SDRAM1_BASE);
+ ulong psdmr = CONFIG_SYS_PSDMR;
+ volatile uchar *ramaddr2 = (uchar *) (CONFIG_SYS_SDRAM2_BASE);
+ ulong lsdmr = CONFIG_SYS_LSDMR;
+ int i;
+
+ /*
+ * Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35):
+ *
+ * "At system reset, initialization software must set up the
+ * programmable parameters in the memory controller banks registers
+ * (ORx, BRx, P/LSDMR). After all memory parameters are configured,
+ * system software should execute the following initialization sequence
+ * for each SDRAM device.
+ *
+ * 1. Issue a PRECHARGE-ALL-BANKS command
+ * 2. Issue eight CBR REFRESH commands
+ * 3. Issue a MODE-SET command to initialize the mode register
+ *
+ * The initial commands are executed by setting P/LSDMR[OP] and
+ * accessing the SDRAM with a single-byte transaction."
+ *
+ * The appropriate BRx/ORx registers have already been set when we
+ * get here. The SDRAM can be accessed at the address CONFIG_SYS_SDRAM_BASE.
+ */
+
+ memctl->memc_psrt = CONFIG_SYS_PSRT;
+ memctl->memc_mptpr = CONFIG_SYS_MPTPR;
+
+#ifndef CONFIG_SYS_RAMBOOT
+ memctl->memc_psdmr = psdmr | PSDMR_OP_PREA;
+ *ramaddr0++ = c;
+ *ramaddr1++ = c;
+
+ memctl->memc_psdmr = psdmr | PSDMR_OP_CBRR;
+ for (i = 0; i < 8; i++) {
+ *ramaddr0++ = c;
+ *ramaddr1++ = c;
+ }
+
+ memctl->memc_psdmr = psdmr | PSDMR_OP_MRW;
+ ramaddr0 = (uchar *) (CONFIG_SYS_SDRAM0_BASE + 0x110);
+ ramaddr1 = (uchar *) (CONFIG_SYS_SDRAM1_BASE + 0x110);
+ *ramaddr0 = c;
+ *ramaddr1 = c;
+
+ memctl->memc_psdmr = psdmr | PSDMR_OP_NORM | PSDMR_RFEN;
+ *ramaddr0 = c;
+ *ramaddr1 = c;
+
+ memctl->memc_lsdmr = lsdmr | PSDMR_OP_PREA;
+ *ramaddr2++ = c;
+
+ memctl->memc_lsdmr = lsdmr | PSDMR_OP_CBRR;
+ for (i = 0; i < 8; i++) {
+ *ramaddr2++ = c;
+ }
+
+ memctl->memc_lsdmr = lsdmr | PSDMR_OP_MRW;
+ *ramaddr2++ = c;
+
+ memctl->memc_lsdmr = lsdmr | PSDMR_OP_NORM | PSDMR_RFEN;
+ *ramaddr2 = c;
+#endif
+
+ /* return total ram size */
+ return ((CONFIG_SYS_SDRAM0_SIZE + CONFIG_SYS_SDRAM1_SIZE) * 1024 * 1024);
+}
+
+#ifdef CONFIG_MISC_INIT_R
+/* ------------------------------------------------------------------------- */
+int misc_init_r (void)
+{
+#ifdef CONFIG_SYS_LED_BASE
+ uchar ds = *(unsigned char *) (CONFIG_SYS_LED_BASE + 1);
+ uchar ss;
+ uchar tmp[64];
+ int res;
+
+ if ((ds != 0) && (ds != 0xff)) {
+ res = getenv_f("ethaddr", (char *)tmp, sizeof (tmp));
+ if (res > 0) {
+ ss = ((ds >> 4) & 0x0f);
+ ss += ss < 0x0a ? '0' : ('a' - 10);
+ tmp[15] = ss;
+
+ ss = (ds & 0x0f);
+ ss += ss < 0x0a ? '0' : ('a' - 10);
+ tmp[16] = ss;
+
+ tmp[17] = '\0';
+ setenv ("ethaddr", (char *)tmp);
+ /* set the led to show the address */
+ *((unsigned char *) (CONFIG_SYS_LED_BASE + 1)) = ds;
+ }
+ }
+#endif /* CONFIG_SYS_LED_BASE */
+ return (0);
+}
+#endif /* CONFIG_MISC_INIT_R */
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