--- /dev/null
+/*
+ * (C) Copyright 2000-2008
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <hwconfig.h>
+#include <mpc8xx.h>
+#ifdef CONFIG_PS2MULT
+#include <ps2mult.h>
+#endif
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#endif
+
+extern flash_info_t flash_info[]; /* FLASH chips info */
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static long int dram_size (long int, long int *, long int);
+
+#define _NOT_USED_ 0xFFFFFFFF
+
+/* UPM initialization table for SDRAM: 40, 50, 66 MHz CLKOUT @ CAS latency 2, tWR=2 */
+const uint sdram_table[] =
+{
+ /*
+ * Single Read. (Offset 0 in UPMA RAM)
+ */
+ 0x1F0DFC04, 0xEEAFBC04, 0x11AF7C04, 0xEFBAFC00,
+ 0x1FF5FC47, /* last */
+ /*
+ * SDRAM Initialization (offset 5 in UPMA RAM)
+ *
+ * This is no UPM entry point. The following definition uses
+ * the remaining space to establish an initialization
+ * sequence, which is executed by a RUN command.
+ *
+ */
+ 0x1FF5FC34, 0xEFEABC34, 0x1FB57C35, /* last */
+ /*
+ * Burst Read. (Offset 8 in UPMA RAM)
+ */
+ 0x1F0DFC04, 0xEEAFBC04, 0x10AF7C04, 0xF0AFFC00,
+ 0xF0AFFC00, 0xF1AFFC00, 0xEFBAFC00, 0x1FF5FC47, /* last */
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ /*
+ * Single Write. (Offset 18 in UPMA RAM)
+ */
+ 0x1F0DFC04, 0xEEABBC00, 0x11B77C04, 0xEFFAFC44,
+ 0x1FF5FC47, /* last */
+ _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ /*
+ * Burst Write. (Offset 20 in UPMA RAM)
+ */
+ 0x1F0DFC04, 0xEEABBC00, 0x10A77C00, 0xF0AFFC00,
+ 0xF0AFFC00, 0xF0AFFC04, 0xE1BAFC44, 0x1FF5FC47, /* last */
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ /*
+ * Refresh (Offset 30 in UPMA RAM)
+ */
+ 0x1FFD7C84, 0xFFFFFC04, 0xFFFFFC04, 0xFFFFFC04,
+ 0xFFFFFC84, 0xFFFFFC07, /* last */
+ _NOT_USED_, _NOT_USED_,
+ _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ /*
+ * Exception. (Offset 3c in UPMA RAM)
+ */
+ 0xFFFFFC07, /* last */
+ _NOT_USED_, _NOT_USED_, _NOT_USED_,
+};
+
+/* ------------------------------------------------------------------------- */
+
+
+/*
+ * Check Board Identity:
+ *
+ * Test TQ ID string (TQM8xx...)
+ * If present, check for "L" type (no second DRAM bank),
+ * otherwise "L" type is assumed as default.
+ *
+ * Set board_type to 'L' for "L" type, 'M' for "M" type, 0 else.
+ */
+
+int checkboard (void)
+{
+ char buf[64];
+ int i;
+ int l = getenv_f("serial#", buf, sizeof(buf));
+
+ puts ("Board: ");
+
+ if (l < 0 || strncmp(buf, "TQM8", 4)) {
+ puts ("### No HW ID - assuming TQM8xxL\n");
+ return (0);
+ }
+
+ if ((buf[6] == 'L')) { /* a TQM8xxL type */
+ gd->board_type = 'L';
+ }
+
+ if ((buf[6] == 'M')) { /* a TQM8xxM type */
+ gd->board_type = 'M';
+ }
+
+ if ((buf[6] == 'D')) { /* a TQM885D type */
+ gd->board_type = 'D';
+ }
+
+ for (i = 0; i < l; ++i) {
+ if (buf[i] == ' ')
+ break;
+ putc (buf[i]);
+ }
+#ifdef CONFIG_VIRTLAB2
+ puts (" (Virtlab2)");
+#endif
+ putc ('\n');
+
+ return (0);
+}
+
+/* ------------------------------------------------------------------------- */
+
+phys_size_t initdram (int board_type)
+{
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ long int size8, size9, size10;
+ long int size_b0 = 0;
+ long int size_b1 = 0;
+
+ upmconfig (UPMA, (uint *) sdram_table,
+ sizeof (sdram_table) / sizeof (uint));
+
+ /*
+ * Preliminary prescaler for refresh (depends on number of
+ * banks): This value is selected for four cycles every 62.4 us
+ * with two SDRAM banks or four cycles every 31.2 us with one
+ * bank. It will be adjusted after memory sizing.
+ */
+ memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_8K;
+
+ /*
+ * The following value is used as an address (i.e. opcode) for
+ * the LOAD MODE REGISTER COMMAND during SDRAM initialisation. If
+ * the port size is 32bit the SDRAM does NOT "see" the lower two
+ * address lines, i.e. mar=0x00000088 -> opcode=0x00000022 for
+ * MICRON SDRAMs:
+ * -> 0 00 010 0 010
+ * | | | | +- Burst Length = 4
+ * | | | +----- Burst Type = Sequential
+ * | | +------- CAS Latency = 2
+ * | +----------- Operating Mode = Standard
+ * +-------------- Write Burst Mode = Programmed Burst Length
+ */
+ memctl->memc_mar = 0x00000088;
+
+ /*
+ * Map controller banks 2 and 3 to the SDRAM banks 2 and 3 at
+ * preliminary addresses - these have to be modified after the
+ * SDRAM size has been determined.
+ */
+ memctl->memc_or2 = CONFIG_SYS_OR2_PRELIM;
+ memctl->memc_br2 = CONFIG_SYS_BR2_PRELIM;
+
+#ifndef CONFIG_CAN_DRIVER
+ if ((board_type != 'L') &&
+ (board_type != 'M') &&
+ (board_type != 'D') ) { /* only one SDRAM bank on L, M and D modules */
+ memctl->memc_or3 = CONFIG_SYS_OR3_PRELIM;
+ memctl->memc_br3 = CONFIG_SYS_BR3_PRELIM;
+ }
+#endif /* CONFIG_CAN_DRIVER */
+
+ memctl->memc_mamr = CONFIG_SYS_MAMR_8COL & (~(MAMR_PTAE)); /* no refresh yet */
+
+ udelay (200);
+
+ /* perform SDRAM initializsation sequence */
+
+ memctl->memc_mcr = 0x80004105; /* SDRAM bank 0 */
+ udelay (1);
+ memctl->memc_mcr = 0x80004230; /* SDRAM bank 0 - execute twice */
+ udelay (1);
+
+#ifndef CONFIG_CAN_DRIVER
+ if ((board_type != 'L') &&
+ (board_type != 'M') &&
+ (board_type != 'D') ) { /* only one SDRAM bank on L, M and D modules */
+ memctl->memc_mcr = 0x80006105; /* SDRAM bank 1 */
+ udelay (1);
+ memctl->memc_mcr = 0x80006230; /* SDRAM bank 1 - execute twice */
+ udelay (1);
+ }
+#endif /* CONFIG_CAN_DRIVER */
+
+ memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */
+
+ udelay (1000);
+
+ /*
+ * Check Bank 0 Memory Size for re-configuration
+ *
+ * try 8 column mode
+ */
+ size8 = dram_size (CONFIG_SYS_MAMR_8COL, SDRAM_BASE2_PRELIM, SDRAM_MAX_SIZE);
+ debug ("SDRAM Bank 0 in 8 column mode: %ld MB\n", size8 >> 20);
+
+ udelay (1000);
+
+ /*
+ * try 9 column mode
+ */
+ size9 = dram_size (CONFIG_SYS_MAMR_9COL, SDRAM_BASE2_PRELIM, SDRAM_MAX_SIZE);
+ debug ("SDRAM Bank 0 in 9 column mode: %ld MB\n", size9 >> 20);
+
+ udelay(1000);
+
+#if defined(CONFIG_SYS_MAMR_10COL)
+ /*
+ * try 10 column mode
+ */
+ size10 = dram_size (CONFIG_SYS_MAMR_10COL, SDRAM_BASE2_PRELIM, SDRAM_MAX_SIZE);
+ debug ("SDRAM Bank 0 in 10 column mode: %ld MB\n", size10 >> 20);
+#else
+ size10 = 0;
+#endif /* CONFIG_SYS_MAMR_10COL */
+
+ if ((size8 < size10) && (size9 < size10)) {
+ size_b0 = size10;
+ } else if ((size8 < size9) && (size10 < size9)) {
+ size_b0 = size9;
+ memctl->memc_mamr = CONFIG_SYS_MAMR_9COL;
+ udelay (500);
+ } else {
+ size_b0 = size8;
+ memctl->memc_mamr = CONFIG_SYS_MAMR_8COL;
+ udelay (500);
+ }
+ debug ("SDRAM Bank 0: %ld MB\n", size_b0 >> 20);
+
+#ifndef CONFIG_CAN_DRIVER
+ if ((board_type != 'L') &&
+ (board_type != 'M') &&
+ (board_type != 'D') ) { /* only one SDRAM bank on L, M and D modules */
+ /*
+ * Check Bank 1 Memory Size
+ * use current column settings
+ * [9 column SDRAM may also be used in 8 column mode,
+ * but then only half the real size will be used.]
+ */
+ size_b1 = dram_size (memctl->memc_mamr, (long int *)SDRAM_BASE3_PRELIM,
+ SDRAM_MAX_SIZE);
+ debug ("SDRAM Bank 1: %ld MB\n", size_b1 >> 20);
+ } else {
+ size_b1 = 0;
+ }
+#endif /* CONFIG_CAN_DRIVER */
+
+ udelay (1000);
+
+ /*
+ * Adjust refresh rate depending on SDRAM type, both banks
+ * For types > 128 MBit leave it at the current (fast) rate
+ */
+ if ((size_b0 < 0x02000000) && (size_b1 < 0x02000000)) {
+ /* reduce to 15.6 us (62.4 us / quad) */
+ memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_4K;
+ udelay (1000);
+ }
+
+ /*
+ * Final mapping: map bigger bank first
+ */
+ if (size_b1 > size_b0) { /* SDRAM Bank 1 is bigger - map first */
+
+ memctl->memc_or3 = ((-size_b1) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM;
+ memctl->memc_br3 = (CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V;
+
+ if (size_b0 > 0) {
+ /*
+ * Position Bank 0 immediately above Bank 1
+ */
+ memctl->memc_or2 = ((-size_b0) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM;
+ memctl->memc_br2 = ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V)
+ + size_b1;
+ } else {
+ unsigned long reg;
+
+ /*
+ * No bank 0
+ *
+ * invalidate bank
+ */
+ memctl->memc_br2 = 0;
+
+ /* adjust refresh rate depending on SDRAM type, one bank */
+ reg = memctl->memc_mptpr;
+ reg >>= 1; /* reduce to CONFIG_SYS_MPTPR_1BK_8K / _4K */
+ memctl->memc_mptpr = reg;
+ }
+
+ } else { /* SDRAM Bank 0 is bigger - map first */
+
+ memctl->memc_or2 = ((-size_b0) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM;
+ memctl->memc_br2 =
+ (CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V;
+
+ if (size_b1 > 0) {
+ /*
+ * Position Bank 1 immediately above Bank 0
+ */
+ memctl->memc_or3 =
+ ((-size_b1) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM;
+ memctl->memc_br3 =
+ ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V)
+ + size_b0;
+ } else {
+ unsigned long reg;
+
+#ifndef CONFIG_CAN_DRIVER
+ /*
+ * No bank 1
+ *
+ * invalidate bank
+ */
+ memctl->memc_br3 = 0;
+#endif /* CONFIG_CAN_DRIVER */
+
+ /* adjust refresh rate depending on SDRAM type, one bank */
+ reg = memctl->memc_mptpr;
+ reg >>= 1; /* reduce to CONFIG_SYS_MPTPR_1BK_8K / _4K */
+ memctl->memc_mptpr = reg;
+ }
+ }
+
+ udelay (10000);
+
+#ifdef CONFIG_CAN_DRIVER
+ /* UPM initialization for CAN @ CLKOUT <= 66 MHz */
+
+ /* Initialize OR3 / BR3 */
+ memctl->memc_or3 = CONFIG_SYS_OR3_CAN;
+ memctl->memc_br3 = CONFIG_SYS_BR3_CAN;
+
+ /* Initialize MBMR */
+ memctl->memc_mbmr = MBMR_GPL_B4DIS; /* GPL_B4 ouput line Disable */
+
+ /* Initialize UPMB for CAN: single read */
+ memctl->memc_mdr = 0xFFFFCC04;
+ memctl->memc_mcr = 0x0100 | UPMB;
+
+ memctl->memc_mdr = 0x0FFFD004;
+ memctl->memc_mcr = 0x0101 | UPMB;
+
+ memctl->memc_mdr = 0x0FFFC000;
+ memctl->memc_mcr = 0x0102 | UPMB;
+
+ memctl->memc_mdr = 0x3FFFC004;
+ memctl->memc_mcr = 0x0103 | UPMB;
+
+ memctl->memc_mdr = 0xFFFFDC07;
+ memctl->memc_mcr = 0x0104 | UPMB;
+
+ /* Initialize UPMB for CAN: single write */
+ memctl->memc_mdr = 0xFFFCCC04;
+ memctl->memc_mcr = 0x0118 | UPMB;
+
+ memctl->memc_mdr = 0xCFFCDC04;
+ memctl->memc_mcr = 0x0119 | UPMB;
+
+ memctl->memc_mdr = 0x3FFCC000;
+ memctl->memc_mcr = 0x011A | UPMB;
+
+ memctl->memc_mdr = 0xFFFCC004;
+ memctl->memc_mcr = 0x011B | UPMB;
+
+ memctl->memc_mdr = 0xFFFDC405;
+ memctl->memc_mcr = 0x011C | UPMB;
+#endif /* CONFIG_CAN_DRIVER */
+
+#ifdef CONFIG_ISP1362_USB
+ /* Initialize OR5 / BR5 */
+ memctl->memc_or5 = CONFIG_SYS_OR5_ISP1362;
+ memctl->memc_br5 = CONFIG_SYS_BR5_ISP1362;
+#endif /* CONFIG_ISP1362_USB */
+ return (size_b0 + size_b1);
+}
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Check memory range for valid RAM. A simple memory test determines
+ * the actually available RAM size between addresses `base' and
+ * `base + maxsize'. Some (not all) hardware errors are detected:
+ * - short between address lines
+ * - short between data lines
+ */
+
+static long int dram_size (long int mamr_value, long int *base, long int maxsize)
+{
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+
+ memctl->memc_mamr = mamr_value;
+
+ return (get_ram_size(base, maxsize));
+}
+
+/* ------------------------------------------------------------------------- */
+
+#ifdef CONFIG_MISC_INIT_R
+extern void load_sernum_ethaddr(void);
+int misc_init_r (void)
+{
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+
+ load_sernum_ethaddr();
+
+#ifdef CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ
+ int scy, trlx, flash_or_timing, clk_diff;
+
+ scy = (CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ & OR_SCY_MSK) >> 4;
+ if (CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ & OR_TRLX) {
+ trlx = OR_TRLX;
+ scy *= 2;
+ } else {
+ trlx = 0;
+ }
+
+ /*
+ * We assume that each 10MHz of bus clock require 1-clk SCY
+ * adjustment.
+ */
+ clk_diff = (gd->bus_clk / 1000000) - 50;
+
+ /*
+ * We need proper rounding here. This is what the "+5" and "-5"
+ * are here for.
+ */
+ if (clk_diff >= 0)
+ scy += (clk_diff + 5) / 10;
+ else
+ scy += (clk_diff - 5) / 10;
+
+ /*
+ * For bus frequencies above 50MHz, we want to use relaxed timing
+ * (OR_TRLX).
+ */
+ if (gd->bus_clk >= 50000000)
+ trlx = OR_TRLX;
+ else
+ trlx = 0;
+
+ if (trlx)
+ scy /= 2;
+
+ if (scy > 0xf)
+ scy = 0xf;
+ if (scy < 1)
+ scy = 1;
+
+ flash_or_timing = (scy << 4) | trlx |
+ (CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ & ~(OR_TRLX | OR_SCY_MSK));
+
+ memctl->memc_or0 =
+ flash_or_timing | (-flash_info[0].size & OR_AM_MSK);
+#else
+ memctl->memc_or0 =
+ CONFIG_SYS_OR_TIMING_FLASH | (-flash_info[0].size & OR_AM_MSK);
+#endif
+ memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) | BR_MS_GPCM | BR_V;
+
+ debug ("## BR0: 0x%08x OR0: 0x%08x\n",
+ memctl->memc_br0, memctl->memc_or0);
+
+ if (flash_info[1].size) {
+#ifdef CONFIG_SYS_OR_TIMING_FLASH_AT_50MHZ
+ memctl->memc_or1 = flash_or_timing |
+ (-flash_info[1].size & 0xFFFF8000);
+#else
+ memctl->memc_or1 = CONFIG_SYS_OR_TIMING_FLASH |
+ (-flash_info[1].size & 0xFFFF8000);
+#endif
+ memctl->memc_br1 =
+ ((CONFIG_SYS_FLASH_BASE +
+ flash_info[0].
+ size) & BR_BA_MSK) | BR_MS_GPCM | BR_V;
+
+ debug ("## BR1: 0x%08x OR1: 0x%08x\n",
+ memctl->memc_br1, memctl->memc_or1);
+ } else {
+ memctl->memc_br1 = 0; /* invalidate bank */
+
+ debug ("## DISABLE BR1: 0x%08x OR1: 0x%08x\n",
+ memctl->memc_br1, memctl->memc_or1);
+ }
+
+# ifdef CONFIG_IDE_LED
+ /* Configure PA15 as output port */
+ immap->im_ioport.iop_padir |= 0x0001;
+ immap->im_ioport.iop_paodr |= 0x0001;
+ immap->im_ioport.iop_papar &= ~0x0001;
+ immap->im_ioport.iop_padat &= ~0x0001; /* turn it off */
+# endif
+
+#ifdef CONFIG_NSCU
+ /* wake up ethernet module */
+ immap->im_ioport.iop_pcpar &= ~0x0004; /* GPIO pin */
+ immap->im_ioport.iop_pcdir |= 0x0004; /* output */
+ immap->im_ioport.iop_pcso &= ~0x0004; /* for clarity */
+ immap->im_ioport.iop_pcdat |= 0x0004; /* enable */
+#endif /* CONFIG_NSCU */
+
+ return (0);
+}
+#endif /* CONFIG_MISC_INIT_R */
+
+
+# ifdef CONFIG_IDE_LED
+void ide_led (uchar led, uchar status)
+{
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+
+ /* We have one led for both pcmcia slots */
+ if (status) { /* led on */
+ immap->im_ioport.iop_padat |= 0x0001;
+ } else {
+ immap->im_ioport.iop_padat &= ~0x0001;
+ }
+}
+# endif
+
+#ifdef CONFIG_LCD_INFO
+#include <lcd.h>
+#include <version.h>
+#include <timestamp.h>
+
+void lcd_show_board_info(void)
+{
+ char temp[32];
+
+ lcd_printf ("%s (%s - %s)\n", U_BOOT_VERSION, U_BOOT_DATE, U_BOOT_TIME);
+ lcd_printf ("(C) 2008 DENX Software Engineering GmbH\n");
+ lcd_printf (" Wolfgang DENK, wd@denx.de\n");
+#ifdef CONFIG_LCD_INFO_BELOW_LOGO
+ lcd_printf ("MPC823 CPU at %s MHz\n",
+ strmhz(temp, gd->cpu_clk));
+ lcd_printf (" %ld MB RAM, %ld MB Flash\n",
+ gd->ram_size >> 20,
+ gd->bd->bi_flashsize >> 20 );
+#else
+ /* leave one blank line */
+ lcd_printf ("\nMPC823 CPU at %s MHz, %ld MB RAM, %ld MB Flash\n",
+ strmhz(temp, gd->cpu_clk),
+ gd->ram_size >> 20,
+ gd->bd->bi_flashsize >> 20 );
+#endif /* CONFIG_LCD_INFO_BELOW_LOGO */
+}
+#endif /* CONFIG_LCD_INFO */
+
+/*
+ * Device Tree Support
+ */
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+int fdt_set_node_and_value (void *blob,
+ char *nodename,
+ char *regname,
+ void *var,
+ int size)
+{
+ int ret = 0;
+ int nodeoffset = 0;
+
+ nodeoffset = fdt_path_offset (blob, nodename);
+ if (nodeoffset >= 0) {
+ ret = fdt_setprop (blob, nodeoffset, regname, var,
+ size);
+ if (ret < 0) {
+ printf("ft_blob_update(): "
+ "cannot set %s/%s property; err: %s\n",
+ nodename, regname, fdt_strerror (ret));
+ }
+ } else {
+ printf("ft_blob_update(): "
+ "cannot find %s node err:%s\n",
+ nodename, fdt_strerror (nodeoffset));
+ }
+ return ret;
+}
+
+int fdt_del_node_name (void *blob, char *nodename)
+{
+ int ret = 0;
+ int nodeoffset = 0;
+
+ nodeoffset = fdt_path_offset (blob, nodename);
+ if (nodeoffset >= 0) {
+ ret = fdt_del_node (blob, nodeoffset);
+ if (ret < 0) {
+ printf("%s: cannot delete %s; err: %s\n",
+ __func__, nodename, fdt_strerror (ret));
+ }
+ } else {
+ printf("%s: cannot find %s node err:%s\n",
+ __func__, nodename, fdt_strerror (nodeoffset));
+ }
+ return ret;
+}
+
+int fdt_del_prop_name (void *blob, char *nodename, char *propname)
+{
+ int ret = 0;
+ int nodeoffset = 0;
+
+ nodeoffset = fdt_path_offset (blob, nodename);
+ if (nodeoffset >= 0) {
+ ret = fdt_delprop (blob, nodeoffset, propname);
+ if (ret < 0) {
+ printf("%s: cannot delete %s %s; err: %s\n",
+ __func__, nodename, propname,
+ fdt_strerror (ret));
+ }
+ } else {
+ printf("%s: cannot find %s node err:%s\n",
+ __func__, nodename, fdt_strerror (nodeoffset));
+ }
+ return ret;
+}
+
+/*
+ * update "brg" property in the blob
+ */
+void ft_blob_update (void *blob, bd_t *bd)
+{
+ uchar enetaddr[6];
+ ulong brg_data = 0;
+
+ /* BRG */
+ brg_data = cpu_to_be32(bd->bi_busfreq);
+ fdt_set_node_and_value(blob,
+ "/soc/cpm", "brg-frequency",
+ &brg_data, sizeof(brg_data));
+
+ /* MAC addr */
+ if (eth_getenv_enetaddr("ethaddr", enetaddr)) {
+ fdt_set_node_and_value(blob,
+ "ethernet0", "local-mac-address",
+ enetaddr, sizeof(u8) * 6);
+ }
+
+ if (hwconfig_arg_cmp("fec", "off")) {
+ /* no FEC on this plattform, delete DTS nodes */
+ fdt_del_node_name (blob, "ethernet1");
+ fdt_del_node_name (blob, "mdio1");
+ /* also the aliases entries */
+ fdt_del_prop_name (blob, "/aliases", "ethernet1");
+ fdt_del_prop_name (blob, "/aliases", "mdio1");
+ } else {
+ /* adjust local-mac-address for FEC ethernet */
+ if (eth_getenv_enetaddr("eth1addr", enetaddr)) {
+ fdt_set_node_and_value(blob,
+ "ethernet1", "local-mac-address",
+ enetaddr, sizeof(u8) * 6);
+ }
+ }
+}
+
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ ft_cpu_setup(blob, bd);
+ ft_blob_update(blob, bd);
+}
+#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */
+
+/* ---------------------------------------------------------------------------- */
+/* TK885D specific initializaion */
+/* ---------------------------------------------------------------------------- */
+#ifdef CONFIG_TK885D
+#include <miiphy.h>
+int last_stage_init(void)
+{
+ const unsigned char phy[] = {CONFIG_FEC1_PHY, CONFIG_FEC2_PHY};
+ unsigned short reg;
+ int ret, i = 100;
+ char *s;
+
+ mii_init();
+ /* Without this delay 0xff is read from the UART buffer later in
+ * abortboot() and autoboot is aborted */
+ udelay(10000);
+ while (tstc() && i--)
+ (void)getc();
+
+ /* Check if auto-negotiation is prohibited */
+ s = getenv("phy_auto_nego");
+
+ if (!s || !strcmp(s, "on"))
+ /* Nothing to do - autonegotiation by default */
+ return 0;
+
+ for (i = 0; i < 2; i++) {
+ ret = miiphy_read("FEC", phy[i], MII_BMCR, ®);
+ if (ret) {
+ printf("Cannot read BMCR on PHY %d\n", phy[i]);
+ return 0;
+ }
+ /* Auto-negotiation off, hard set full duplex, 100Mbps */
+ ret = miiphy_write("FEC", phy[i],
+ MII_BMCR, (reg | BMCR_SPEED100 |
+ BMCR_FULLDPLX) & ~BMCR_ANENABLE);
+ if (ret) {
+ printf("Cannot write BMCR on PHY %d\n", phy[i]);
+ return 0;
+ }
+ }
+
+ return 0;
+}
+#endif
Code Review / kvmfornfv.git / blobdiff