Anatolij Gustschin <agust@denx.de>
+ ac14xx MPC5121e
O2D MPC5200
O2D300 MPC5200
O2DNT2 MPC5200
}
return;
}
+
+void iopin_initialize_bits(iopin_t *ioregs_init, int len)
+{
+ short i, j, p;
+ u32 *reg, mask;
+ immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+
+ reg = (u32 *)&(im->io_ctrl);
+
+ /* iterate over table entries */
+ for (i = 0; i < len; i++) {
+ /* iterate over pins within a table entry */
+ for (p = 0, j = ioregs_init[i].p_offset / sizeof(u_long);
+ p < ioregs_init[i].nr_pins; p++, j++) {
+ if (ioregs_init[i].bit_or & IO_PIN_OVER_EACH) {
+ /* replace all settings at once */
+ out_be32(reg + j, ioregs_init[i].val);
+ } else {
+ /*
+ * only replace individual parts, but
+ * REPLACE them instead of just ORing
+ * them in and "inheriting" previously
+ * set bits which we don't want
+ */
+ mask = 0;
+ if (ioregs_init[i].bit_or & IO_PIN_OVER_FMUX)
+ mask |= IO_PIN_FMUX(3);
+
+ if (ioregs_init[i].bit_or & IO_PIN_OVER_HOLD)
+ mask |= IO_PIN_HOLD(3);
+
+ if (ioregs_init[i].bit_or & IO_PIN_OVER_PULL)
+ mask |= IO_PIN_PUD(1) | IO_PIN_PUE(1);
+
+ if (ioregs_init[i].bit_or & IO_PIN_OVER_STRIG)
+ mask |= IO_PIN_ST(1);
+
+ if (ioregs_init[i].bit_or & IO_PIN_OVER_DRVSTR)
+ mask |= IO_PIN_DS(3);
+ /*
+ * DON'T do the "mask, then insert"
+ * in place on the register, it may
+ * break access to external hardware
+ * (like boot ROMs) when configuring
+ * LPB related pins, while the code to
+ * configure the pin is read from this
+ * very address region
+ */
+ clrsetbits_be32(reg + j, mask,
+ ioregs_init[i].val & mask);
+ }
+ }
+ }
+}
void iopin_initialize(iopin_t *,int);
+/*
+ * support to adjust individual parts of the IO pin setup
+ */
+
+#define IO_PIN_OVER_EACH (1 << 0) /* for compatibility */
+#define IO_PIN_OVER_FMUX (1 << 1)
+#define IO_PIN_OVER_HOLD (1 << 2)
+#define IO_PIN_OVER_PULL (1 << 3)
+#define IO_PIN_OVER_STRIG (1 << 4)
+#define IO_PIN_OVER_DRVSTR (1 << 5)
+
+void iopin_initialize_bits(iopin_t *, int);
+
/*
* IIM
*/
--- /dev/null
+#
+# (C) Copyright 2009 Wolfgang Denk <wd@denx.de>
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).o
+
+COBJS-y := $(BOARD).o
+
+COBJS := $(COBJS-y)
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
--- /dev/null
+/*
+ * (C) Copyright 2009 Wolfgang Denk <wd@denx.de>
+ * (C) Copyright 2009 Dave Srl www.dave.eu
+ * (C) Copyright 2010 ifm ecomatic GmbH
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ */
+
+#include <common.h>
+#include <asm/bitops.h>
+#include <command.h>
+#include <asm/io.h>
+#include <asm/processor.h>
+#include <asm/mpc512x.h>
+#include <fdt_support.h>
+#ifdef CONFIG_MISC_INIT_R
+#include <i2c.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static void gpio_configure(void)
+{
+ immap_t *im;
+ gpio512x_t *gpioregs;
+
+ im = (immap_t *) CONFIG_SYS_IMMR;
+ gpioregs = &im->gpio;
+ out_be32(&gpioregs->gpodr, 0x00290000); /* open drain */
+ out_be32(&gpioregs->gpdat, 0x80001040); /* data (when output) */
+
+ /*
+ * out_be32(&gpioregs->gpdir, 0xC2293020);
+ * workaround for a hardware affect: configure direction in pieces,
+ * setting all outputs at once drops the reset line too low and
+ * makes us lose the MII connection (breaks ethernet for us)
+ */
+ out_be32(&gpioregs->gpdir, 0x02003060); /* direction */
+ setbits_be32(&gpioregs->gpdir, 0x00200000); /* += reset asi */
+ udelay(10);
+ setbits_be32(&gpioregs->gpdir, 0x00080000); /* += reset safety */
+ udelay(10);
+ setbits_be32(&gpioregs->gpdir, 0x00010000); /* += reset comm */
+ udelay(10);
+ setbits_be32(&gpioregs->gpdir, 0xC0000000); /* += backlight, KB sel */
+
+ /* to turn from red to yellow when U-Boot runs */
+ setbits_be32(&gpioregs->gpdat, 0x00002020);
+ out_be32(&gpioregs->gpimr, 0x00000000); /* interrupt mask */
+ out_be32(&gpioregs->gpicr1, 0x00000004); /* interrupt sense part 1 */
+ out_be32(&gpioregs->gpicr2, 0x00A80000); /* interrupt sense part 2 */
+ out_be32(&gpioregs->gpier, 0xFFFFFFFF); /* interrupt events, clear */
+}
+
+/* the physical location of the pins */
+#define GPIOKEY_ROW_BITMASK 0x40000000
+#define GPIOKEY_ROW_UPPER 0
+#define GPIOKEY_ROW_LOWER 1
+
+#define GPIOKEY_COL0_BITMASK 0x20000000
+#define GPIOKEY_COL1_BITMASK 0x10000000
+#define GPIOKEY_COL2_BITMASK 0x08000000
+
+/* the logical presentation of pressed keys */
+#define GPIOKEY_BIT_FNLEFT (1 << 5)
+#define GPIOKEY_BIT_FNRIGHT (1 << 4)
+#define GPIOKEY_BIT_DIRUP (1 << 3)
+#define GPIOKEY_BIT_DIRLEFT (1 << 2)
+#define GPIOKEY_BIT_DIRRIGHT (1 << 1)
+#define GPIOKEY_BIT_DIRDOWN (1 << 0)
+
+/* the hotkey combination which starts recovery */
+#define GPIOKEY_BITS_RECOVERY (GPIOKEY_BIT_FNLEFT | GPIOKEY_BIT_DIRUP | \
+ GPIOKEY_BIT_DIRDOWN)
+
+static void gpio_selectrow(gpio512x_t *gpioregs, u32 row)
+{
+
+ if (row)
+ setbits_be32(&gpioregs->gpdat, GPIOKEY_ROW_BITMASK);
+ else
+ clrbits_be32(&gpioregs->gpdat, GPIOKEY_ROW_BITMASK);
+ udelay(10);
+}
+
+static u32 gpio_querykbd(void)
+{
+ immap_t *im;
+ gpio512x_t *gpioregs;
+ u32 keybits;
+ u32 input;
+
+ im = (immap_t *)CONFIG_SYS_IMMR;
+ gpioregs = &im->gpio;
+ keybits = 0;
+
+ /* query upper row */
+ gpio_selectrow(gpioregs, GPIOKEY_ROW_UPPER);
+ input = in_be32(&gpioregs->gpdat);
+ if ((input & GPIOKEY_COL0_BITMASK) == 0)
+ keybits |= GPIOKEY_BIT_FNLEFT;
+ if ((input & GPIOKEY_COL1_BITMASK) == 0)
+ keybits |= GPIOKEY_BIT_DIRUP;
+ if ((input & GPIOKEY_COL2_BITMASK) == 0)
+ keybits |= GPIOKEY_BIT_FNRIGHT;
+
+ /* query lower row */
+ gpio_selectrow(gpioregs, GPIOKEY_ROW_LOWER);
+ input = in_be32(&gpioregs->gpdat);
+ if ((input & GPIOKEY_COL0_BITMASK) == 0)
+ keybits |= GPIOKEY_BIT_DIRLEFT;
+ if ((input & GPIOKEY_COL1_BITMASK) == 0)
+ keybits |= GPIOKEY_BIT_DIRRIGHT;
+ if ((input & GPIOKEY_COL2_BITMASK) == 0)
+ keybits |= GPIOKEY_BIT_DIRDOWN;
+
+ /* return bit pattern for keys */
+ return keybits;
+}
+
+/* excerpt from the recovery's hw_info.h */
+
+static int eeprom_diag = 1;
+
+struct __attribute__ ((__packed__)) eeprom_layout {
+ char magic[3]; /** 'ifm' */
+ u8 len[2]; /** content length without magic/len fields */
+ u8 version[3]; /** structure version */
+ u8 type; /** type of PCB */
+ u8 reserved[0x37]; /** padding up to offset 0x40 */
+ u8 macaddress[6]; /** ethernet MAC (for the mainboard) @0x40 */
+};
+
+#define HW_COMP_MAINCPU 2
+
+static struct eeprom_layout eeprom_content;
+static int eeprom_was_read; /* has_been_read */
+static int eeprom_is_valid;
+static int eeprom_version;
+
+#define get_eeprom_field_int(name) ({ \
+ int value; \
+ int idx; \
+ value = 0; \
+ for (idx = 0; idx < sizeof(name); idx++) { \
+ value <<= 8; \
+ value |= name[idx]; \
+ } \
+ value; \
+})
+
+static int read_eeprom(void)
+{
+ int eeprom_datalen;
+ int ret;
+
+ if (eeprom_was_read)
+ return 0;
+
+ eeprom_is_valid = 0;
+ ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0,
+ CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+ (uchar *)&eeprom_content, sizeof(eeprom_content));
+ if (eeprom_diag) {
+ printf("DIAG: %s() read rc[%d], size[%d]\n",
+ __func__, ret, sizeof(eeprom_content));
+ }
+
+ if (ret != 0)
+ return -1;
+
+ eeprom_was_read = 1;
+
+ /*
+ * check validity of EEPROM content
+ * (check version, length, optionally checksum)
+ */
+ eeprom_is_valid = 1;
+ eeprom_datalen = get_eeprom_field_int(eeprom_content.len);
+ eeprom_version = get_eeprom_field_int(eeprom_content.version);
+
+ if (eeprom_diag) {
+ printf("DIAG: %s() magic[%c%c%c] len[%d] ver[%d] type[%d]\n",
+ __func__, eeprom_content.magic[0],
+ eeprom_content.magic[1], eeprom_content.magic[2],
+ eeprom_datalen, eeprom_version, eeprom_content.type);
+ }
+ if (strncmp(eeprom_content.magic, "ifm", strlen("ifm")) != 0)
+ eeprom_is_valid = 0;
+ if (eeprom_datalen < sizeof(struct eeprom_layout) - 5)
+ eeprom_is_valid = 0;
+ if ((eeprom_version != 1) && (eeprom_version != 2))
+ eeprom_is_valid = 0;
+ if (eeprom_content.type != HW_COMP_MAINCPU)
+ eeprom_is_valid = 0;
+
+ if (eeprom_diag)
+ printf("DIAG: %s() valid[%d]\n", __func__, eeprom_is_valid);
+
+ return ret;
+}
+
+int mac_read_from_eeprom(void)
+{
+ const u8 *mac;
+
+ if (read_eeprom()) {
+ printf("I2C EEPROM read failed.\n");
+ return -1;
+ }
+
+ if (!eeprom_is_valid) {
+ printf("I2C EEPROM content not valid\n");
+ return -1;
+ }
+
+ mac = NULL;
+ switch (eeprom_version) {
+ case 1:
+ case 2:
+ mac = (const u8 *)&eeprom_content.macaddress;
+ break;
+ }
+
+ if (mac && is_valid_ether_addr(mac)) {
+ eth_setenv_enetaddr("ethaddr", mac);
+ printf("DIAG: %s() MAC value [%s]\n",
+ __func__, getenv("ethaddr"));
+ }
+
+ return 0;
+}
+
+/*
+ * BEWARE!
+ * this board uses DDR1(!) Micron SDRAM, *NOT* the DDR2
+ * which the ADS, Aria or PDM360NG boards are using
+ * (the steps outlined here refer to the Micron datasheet)
+ */
+u32 sdram_init_seq[] = {
+ /* item 6, at least one NOP after CKE went high */
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ /* item 7, precharge all; item 8, tRP (20ns) */
+ CONFIG_SYS_DDRCMD_PCHG_ALL,
+ CONFIG_SYS_DDRCMD_NOP,
+ /* item 9, extended mode register; item 10, tMRD 10ns) */
+ CONFIG_SYS_MICRON_EMODE | CONFIG_SYS_MICRON_EMODE_PARAM,
+ CONFIG_SYS_DDRCMD_NOP,
+ /*
+ * item 11, (base) mode register _with_ reset DLL;
+ * item 12, tMRD (10ns)
+ */
+ CONFIG_SYS_MICRON_BMODE | CONFIG_SYS_MICRON_BMODE_RSTDLL |
+ CONFIG_SYS_MICRON_BMODE_PARAM,
+ CONFIG_SYS_DDRCMD_NOP,
+ /* item 13, precharge all; item 14, tRP (20ns) */
+ CONFIG_SYS_DDRCMD_PCHG_ALL,
+ CONFIG_SYS_DDRCMD_NOP,
+ /*
+ * item 15, auto refresh (i.e. refresh with CKE held high);
+ * item 16, tRFC (70ns)
+ */
+ CONFIG_SYS_DDRCMD_RFSH,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ /*
+ * item 17, auto refresh (i.e. refresh with CKE held high);
+ * item 18, tRFC (70ns)
+ */
+ CONFIG_SYS_DDRCMD_RFSH,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ CONFIG_SYS_DDRCMD_NOP,
+ /* item 19, optional, unassert DLL reset; item 20, tMRD (20ns) */
+ CONFIG_SYS_MICRON_BMODE | CONFIG_SYS_MICRON_BMODE_PARAM,
+ CONFIG_SYS_DDRCMD_NOP,
+ /*
+ * item 21, "actually done", but make sure 200 DRAM clock cycles
+ * have passed after DLL reset before READ requests are issued
+ * (200 cycles at 160MHz -> 1.25 usec)
+ */
+ /* EMPTY, optional, we don't do it */
+};
+
+phys_size_t initdram(int board_type)
+{
+ return fixed_sdram(NULL, sdram_init_seq, ARRAY_SIZE(sdram_init_seq));
+}
+
+int misc_init_r(void)
+{
+ u32 keys;
+ char *s;
+ int want_recovery;
+
+ /* we use bus I2C-0 for the on-board eeprom */
+ i2c_set_bus_num(0);
+
+ /* setup GPIO directions and initial values */
+ gpio_configure();
+
+ /*
+ * check the GPIO keyboard,
+ * enforced start of the recovery when
+ * - the appropriate keys were pressed
+ * - a previous installation was aborted or has failed
+ * - "some" external software told us to
+ */
+ want_recovery = 0;
+ keys = gpio_querykbd();
+ printf("GPIO keyboard status [0x%08X]\n", keys);
+ /* XXX insist in the _exact_ combination? */
+ if ((keys & GPIOKEY_BITS_RECOVERY) == GPIOKEY_BITS_RECOVERY) {
+ printf("GPIO keyboard requested RECOVERY\n");
+ /* XXX TODO
+ * refine the logic to detect the first keypress, and
+ * wait to recheck IF it was the recovery combination?
+ */
+ want_recovery = 1;
+ }
+ s = getenv("install_in_progress");
+ if ((s != NULL) && (*s != '\0')) {
+ printf("previous installation aborted, running RECOVERY\n");
+ want_recovery = 1;
+ }
+ s = getenv("install_failed");
+ if ((s != NULL) && (*s != '\0')) {
+ printf("previous installation FAILED, running RECOVERY\n");
+ want_recovery = 1;
+ }
+ s = getenv("want_recovery");
+ if ((s != NULL) && (*s != '\0')) {
+ printf("running RECOVERY according to the request\n");
+ want_recovery = 1;
+ }
+
+ if (want_recovery)
+ setenv("bootcmd", "run recovery");
+
+ /*
+ * boot the recovery system without waiting; boot the
+ * production system without waiting by default, only
+ * insert a pause (to provide a chance to get a prompt)
+ * when GPIO keys were pressed during power on
+ */
+ if (want_recovery)
+ setenv("bootdelay", "0");
+ else if (!keys)
+ setenv("bootdelay", "0");
+ else
+ setenv("bootdelay", "2");
+
+ /* get the ethernet MAC from I2C EEPROM */
+ mac_read_from_eeprom();
+
+ return 0;
+}
+
+/* setup specific IO pad configuration */
+static iopin_t ioregs_init[] = {
+ { /* LPC CS3 */
+ offsetof(struct ioctrl512x, io_control_nfc_ce0), 1,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(1) | IO_PIN_DS(2),
+ },
+ { /* LPC CS1 */
+ offsetof(struct ioctrl512x, io_control_lpc_cs1), 1,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(2),
+ },
+ { /* LPC CS2 */
+ offsetof(struct ioctrl512x, io_control_lpc_cs2), 1,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(2),
+ },
+ { /* LPC CS4, CS5 */
+ offsetof(struct ioctrl512x, io_control_pata_ce1), 2,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(1) | IO_PIN_DS(2),
+ },
+ { /* SDHC CLK, CMD, D0, D1, D2, D3 */
+ offsetof(struct ioctrl512x, io_control_pata_ior), 6,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(1) | IO_PIN_DS(2),
+ },
+ { /* GPIO keyboard */
+ offsetof(struct ioctrl512x, io_control_pci_ad30), 4,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO DN1 PF, LCD power, DN2 PF */
+ offsetof(struct ioctrl512x, io_control_pci_ad26), 3,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO reset AS-i */
+ offsetof(struct ioctrl512x, io_control_pci_ad21), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO reset safety */
+ offsetof(struct ioctrl512x, io_control_pci_ad19), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO reset netX */
+ offsetof(struct ioctrl512x, io_control_pci_ad16), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO ma2 en */
+ offsetof(struct ioctrl512x, io_control_pci_ad15), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO SD CD, SD WP */
+ offsetof(struct ioctrl512x, io_control_pci_ad08), 2,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* FEC RX DV */
+ offsetof(struct ioctrl512x, io_control_pci_ad06), 1,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(2) | IO_PIN_DS(2),
+ },
+ { /* GPIO AS-i prog, AS-i done, LCD backlight */
+ offsetof(struct ioctrl512x, io_control_pci_ad05), 3,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO AS-i wdg */
+ offsetof(struct ioctrl512x, io_control_pci_req2), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO safety wdg */
+ offsetof(struct ioctrl512x, io_control_pci_req1), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO netX wdg */
+ offsetof(struct ioctrl512x, io_control_pci_req0), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO IRQ powerfail */
+ offsetof(struct ioctrl512x, io_control_pci_inta), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO AS-i PWRD */
+ offsetof(struct ioctrl512x, io_control_pci_frame), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO LED0, LED1 */
+ offsetof(struct ioctrl512x, io_control_pci_idsel), 2,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* GPIO IRQ AS-i 1, IRQ AS-i 2, IRQ safety */
+ offsetof(struct ioctrl512x, io_control_pci_irdy), 3,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /* DIU clk */
+ offsetof(struct ioctrl512x, io_control_spdif_txclk), 1,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(2) | IO_PIN_DS(2),
+ },
+ { /* FEC TX ER, CRS */
+ offsetof(struct ioctrl512x, io_control_spdif_tx), 2,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(1) | IO_PIN_DS(2),
+ },
+ { /* GPIO/GPT */ /* to *NOT* have the EXT IRQ0 float */
+ offsetof(struct ioctrl512x, io_control_irq0), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ { /*
+ * FEC col, tx en, tx clk, txd 0-3, mdc, rx er,
+ * rdx 3-0, mdio, rx clk
+ */
+ offsetof(struct ioctrl512x, io_control_psc0_0), 15,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(1) | IO_PIN_DS(2),
+ },
+ /* optional: make sure PSC3 remains the serial console */
+ { /* LPC CS6 */
+ offsetof(struct ioctrl512x, io_control_psc3_4), 1,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(1) | IO_PIN_DS(2),
+ },
+ /* make sure PSC4 remains available for SPI,
+ *BUT* PSC4_1 is a GPIO kind of SS! */
+ { /* enforce drive strength on the SPI pin */
+ offsetof(struct ioctrl512x, io_control_psc4_0), 5,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(2),
+ },
+ {
+ offsetof(struct ioctrl512x, io_control_psc4_1), 1,
+ IO_PIN_OVER_FMUX,
+ IO_PIN_FMUX(3),
+ },
+ /* optional: make sure PSC5 remains available for SPI */
+ { /* enforce drive strength on the SPI pin */
+ offsetof(struct ioctrl512x, io_control_psc5_0), 5,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(1),
+ },
+ { /* LPC TSIZ1 */
+ offsetof(struct ioctrl512x, io_control_psc6_0), 1,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(1) | IO_PIN_DS(2),
+ },
+ { /* DIU hsync */
+ offsetof(struct ioctrl512x, io_control_psc6_1), 1,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(2) | IO_PIN_DS(1),
+ },
+ { /* DIU vsync */
+ offsetof(struct ioctrl512x, io_control_psc6_4), 1,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(2) | IO_PIN_DS(1),
+ },
+ { /* PSC7, part of DIU RGB */
+ offsetof(struct ioctrl512x, io_control_psc7_0), 2,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(2) | IO_PIN_DS(1),
+ },
+ { /* PSC7, safety UART */
+ offsetof(struct ioctrl512x, io_control_psc7_2), 2,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(0) | IO_PIN_DS(1),
+ },
+ { /* DIU (part of) RGB[] */
+ offsetof(struct ioctrl512x, io_control_psc8_3), 16,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(2) | IO_PIN_DS(1),
+ },
+ { /* DIU data enable */
+ offsetof(struct ioctrl512x, io_control_psc11_4), 1,
+ IO_PIN_OVER_FMUX | IO_PIN_OVER_DRVSTR,
+ IO_PIN_FMUX(2) | IO_PIN_DS(1),
+ },
+ /* reduce LPB drive strength for improved EMI */
+ { /* LPC OE, LPC RW */
+ offsetof(struct ioctrl512x, io_control_lpc_oe), 2,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(2),
+ },
+ { /* LPC AX03 through LPC AD00 */
+ offsetof(struct ioctrl512x, io_control_lpc_ax03), 36,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(2),
+ },
+ { /* LPC CS5 */
+ offsetof(struct ioctrl512x, io_control_pata_ce2), 1,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(2),
+ },
+ { /* SDHC CLK */
+ offsetof(struct ioctrl512x, io_control_nfc_wp), 1,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(2),
+ },
+ { /* SDHC DATA */
+ offsetof(struct ioctrl512x, io_control_nfc_ale), 4,
+ IO_PIN_OVER_DRVSTR,
+ IO_PIN_DS(2),
+ },
+};
+
+int checkboard(void)
+{
+ puts("Board: ifm AC14xx\n");
+
+ /* initialize function mux & slew rate IO inter alia on IO Pins */
+ iopin_initialize_bits(ioregs_init, ARRAY_SIZE(ioregs_init));
+
+ return 0;
+}
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ ft_cpu_setup(blob, bd);
+}
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
mecp5123 powerpc mpc512x - esd
mpc5121ads powerpc mpc512x mpc5121ads freescale
mpc5121ads_rev2 powerpc mpc512x mpc5121ads freescale - mpc5121ads:MPC5121ADS_REV2
+ac14xx powerpc mpc512x ac14xx ifm
cmi_mpc5xx powerpc mpc5xx cmi
PATI powerpc mpc5xx pati mpl
a3m071 powerpc mpc5xxx a3m071
--- /dev/null
+/*
+ * (C) Copyright 2009 Wolfgang Denk <wd@denx.de>
+ * (C) Copyright 2010 DAVE Srl <www.dave.eu>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+/*
+ * ifm AC14xx (MPC5121e based) board configuration file
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_AC14XX 1
+/*
+ * Memory map for the ifm AC14xx board:
+ *
+ * 0x0000_0000-0x0FFF_FFFF DDR RAM (256 MB)
+ * 0x3000_0000-0x3001_FFFF On Chip SRAM (128 KB)
+ * 0x8000_0000-0x803F_FFFF IMMR (4 MB)
+ * 0xE000_0000-0xEFFF_FFFF several LPB attached hardware (CSx)
+ * 0xFC00_0000-0xFFFF_FFFF NOR Boot FLASH (64 MB)
+ */
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_E300 1 /* E300 Family */
+#define CONFIG_MPC512X 1 /* MPC512X family */
+
+#define CONFIG_SYS_TEXT_BASE 0xFFF00000
+
+#if defined(CONFIG_VIDEO)
+#define CONFIG_CFB_CONSOLE
+#define CONFIG_VGA_AS_SINGLE_DEVICE
+#endif
+
+#define CONFIG_SYS_MPC512X_CLKIN 25000000 /* in Hz */
+#define SCFR1_IPS_DIV 2
+#define SCFR1_LPC_DIV 2
+#define SCFR1_NFC_DIV 2
+#define SCFR1_DIU_DIV 240
+
+#define CONFIG_MISC_INIT_R
+
+#define CONFIG_SYS_IMMR 0x80000000
+#define CONFIG_SYS_DIU_ADDR (CONFIG_SYS_IMMR + 0x2100)
+
+/* more aggressive 'mtest' over a wider address range */
+#define CONFIG_SYS_ALT_MEMTEST
+#define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest region */
+#define CONFIG_SYS_MEMTEST_END 0x0FE00000
+
+/*
+ * DDR Setup - manually set all parameters as there's no SPD etc.
+ */
+#define CONFIG_SYS_DDR_SIZE 256 /* MB */
+#define CONFIG_SYS_DDR_BASE 0x00000000
+#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_BASE
+#define CONFIG_SYS_MAX_RAM_SIZE 0x20000000
+
+/*
+ * DDR Controller Configuration XXX TODO
+ *
+ * SYS_CFG:
+ * [31:31] MDDRC Soft Reset: Diabled
+ * [30:30] DRAM CKE pin: Enabled
+ * [29:29] DRAM CLK: Enabled
+ * [28:28] Command Mode: Enabled (For initialization only)
+ * [27:25] DRAM Row Select: dram_row[15:0] = magenta_address[25:10]
+ * [24:21] DRAM Bank Select: dram_bank[1:0] = magenta_address[11:10]
+ * [20:19] Read Test: DON'T USE
+ * [18:18] Self Refresh: Enabled
+ * [17:17] 16bit Mode: Disabled
+ * [16:13] Ready Delay: 2
+ * [12:12] Half DQS Delay: Disabled
+ * [11:11] Quarter DQS Delay: Disabled
+ * [10:08] Write Delay: 2
+ * [07:07] Early ODT: Disabled
+ * [06:06] On DIE Termination: Disabled
+ * [05:05] FIFO Overflow Clear: DON'T USE here
+ * [04:04] FIFO Underflow Clear: DON'T USE here
+ * [03:03] FIFO Overflow Pending: DON'T USE here
+ * [02:02] FIFO Underlfow Pending: DON'T USE here
+ * [01:01] FIFO Overlfow Enabled: Enabled
+ * [00:00] FIFO Underflow Enabled: Enabled
+ * TIME_CFG0
+ * [31:16] DRAM Refresh Time: 0 CSB clocks
+ * [15:8] DRAM Command Time: 0 CSB clocks
+ * [07:00] DRAM Precharge Time: 0 CSB clocks
+ * TIME_CFG1
+ * [31:26] DRAM tRFC:
+ * [25:21] DRAM tWR1:
+ * [20:17] DRAM tWRT1:
+ * [16:11] DRAM tDRR:
+ * [10:05] DRAM tRC:
+ * [04:00] DRAM tRAS:
+ * TIME_CFG2
+ * [31:28] DRAM tRCD:
+ * [27:23] DRAM tFAW:
+ * [22:19] DRAM tRTW1:
+ * [18:15] DRAM tCCD:
+ * [14:10] DRAM tRTP:
+ * [09:05] DRAM tRP:
+ * [04:00] DRAM tRPA
+ */
+
+/*
+ * NOTE: although this board uses DDR1 only, the common source brings defaults
+ * for DDR2 init sequences, that's why we have to keep those here as well
+ */
+
+/* DDR1 -- 32bit, drive strength (pad configuration) 3 for control and data */
+#define CONFIG_SYS_IOCTRL_MUX_DDR ((0 << 6) | (3 << 3) | (3 << 0))
+
+#define CONFIG_SYS_MDDRC_SYS_CFG (/* 0xEAA09100 */ 0 \
+ | (1 << 31) /* RST_B */ \
+ | (1 << 30) /* CKE */ \
+ | (1 << 29) /* CLK_ON */ \
+ | (0 << 28) /* CMD_MODE */ \
+ | (5 << 25) /* DRAM_ROW_SELECT */ \
+ | (5 << 21) /* DRAM_BANK_SELECT */ \
+ | (0 << 18) /* SELF_REF_EN */ \
+ | (0 << 17) /* 16BIT_MODE */ \
+ | (4 << 13) /* RDLY */ \
+ | (1 << 12) /* HALF_DQS_DLY */ \
+ | (0 << 11) /* QUART_DQS_DLY */ \
+ | (1 << 8) /* WDLY */ \
+ | (0 << 7) /* EARLY_ODT */ \
+ | (0 << 6) /* ON_DIE_TERMINATE */ \
+ | (0 << 5) /* FIFO_OV_CLEAR */ \
+ | (0 << 4) /* FIFO_UV_CLEAR */ \
+ | (0 << 1) /* FIFO_OV_EN */ \
+ | (0 << 0) /* FIFO_UV_EN */ \
+ )
+
+#define CONFIG_SYS_MDDRC_TIME_CFG0 0x04E03124
+#define CONFIG_SYS_MDDRC_TIME_CFG1 0x30CA1147
+#define CONFIG_SYS_MDDRC_TIME_CFG2 0x32B10864
+
+/* register address only, i.e. template without values */
+#define CONFIG_SYS_MICRON_BMODE 0x01000000
+#define CONFIG_SYS_MICRON_EMODE 0x01010000
+#define CONFIG_SYS_MICRON_EMODE2 0x01020000
+#define CONFIG_SYS_MICRON_EMODE3 0x01030000
+/*
+ * values for mode registers (without mode register address)
+ */
+/* CAS 2.5 (6), burst seq (0) and length 4 (2) */
+#define CONFIG_SYS_MICRON_BMODE_PARAM 0x00000062
+#define CONFIG_SYS_MICRON_BMODE_RSTDLL 0x00000100
+/* DLL enable, reduced drive strength */
+#define CONFIG_SYS_MICRON_EMODE_PARAM 0x00000002
+
+#define CONFIG_SYS_DDRCMD_NOP 0x01380000
+#define CONFIG_SYS_DDRCMD_PCHG_ALL 0x01100400
+#define CONFIG_SYS_MICRON_EMR ((1 << 24) | /* CMD_REQ */ \
+ (0 << 22) | /* DRAM_CS */ \
+ (0 << 21) | /* DRAM_RAS */ \
+ (0 << 20) | /* DRAM_CAS */ \
+ (0 << 19) | /* DRAM_WEB */ \
+ (1 << 16) | /* DRAM_BS[2:0] */ \
+ (0 << 15) | /* */ \
+ (0 << 12) | /* A12->out */ \
+ (0 << 11) | /* A11->RDQS */ \
+ (0 << 10) | /* A10->DQS# */ \
+ (0 << 7) | /* OCD program */ \
+ (0 << 6) | /* Rtt1 */ \
+ (0 << 3) | /* posted CAS# */ \
+ (0 << 2) | /* Rtt0 */ \
+ (1 << 1) | /* ODS */ \
+ (0 << 0) /* DLL */ \
+ )
+#define CONFIG_SYS_MICRON_EMR2 0x01020000
+#define CONFIG_SYS_MICRON_EMR3 0x01030000
+#define CONFIG_SYS_DDRCMD_RFSH 0x01080000
+#define CONFIG_SYS_MICRON_INIT_DEV_OP 0x01000432
+#define CONFIG_SYS_MICRON_EMR_OCD ((1 << 24) | /* CMD_REQ */ \
+ (0 << 22) | /* DRAM_CS */ \
+ (0 << 21) | /* DRAM_RAS */ \
+ (0 << 20) | /* DRAM_CAS */ \
+ (0 << 19) | /* DRAM_WEB */ \
+ (1 << 16) | /* DRAM_BS[2:0] */ \
+ (0 << 15) | /* */ \
+ (0 << 12) | /* A12->out */ \
+ (0 << 11) | /* A11->RDQS */ \
+ (1 << 10) | /* A10->DQS# */ \
+ (7 << 7) | /* OCD program */ \
+ (0 << 6) | /* Rtt1 */ \
+ (0 << 3) | /* posted CAS# */ \
+ (1 << 2) | /* Rtt0 */ \
+ (0 << 1) | /* ODS */ \
+ (0 << 0) /* DLL */ \
+ )
+
+/*
+ * Backward compatible definitions,
+ * so we do not have to change arch/powerpc/cpu/mpc512x/fixed_sdram.c
+ */
+#define CONFIG_SYS_DDRCMD_EM2 (CONFIG_SYS_MICRON_EMR2)
+#define CONFIG_SYS_DDRCMD_EM3 (CONFIG_SYS_MICRON_EMR3)
+#define CONFIG_SYS_DDRCMD_EN_DLL (CONFIG_SYS_MICRON_EMR)
+#define CONFIG_SYS_DDRCMD_OCD_DEFAULT (CONFIG_SYS_MICRON_EMR_OCD)
+
+/* DDR Priority Manager Configuration */
+#define CONFIG_SYS_MDDRCGRP_PM_CFG1 0x00077777
+#define CONFIG_SYS_MDDRCGRP_PM_CFG2 0x00000000
+#define CONFIG_SYS_MDDRCGRP_HIPRIO_CFG 0x00000001
+#define CONFIG_SYS_MDDRCGRP_LUT0_MU 0xFFEEDDCC
+#define CONFIG_SYS_MDDRCGRP_LUT0_ML 0xBBAAAAAA
+#define CONFIG_SYS_MDDRCGRP_LUT1_MU 0x66666666
+#define CONFIG_SYS_MDDRCGRP_LUT1_ML 0x55555555
+#define CONFIG_SYS_MDDRCGRP_LUT2_MU 0x44444444
+#define CONFIG_SYS_MDDRCGRP_LUT2_ML 0x44444444
+#define CONFIG_SYS_MDDRCGRP_LUT3_MU 0x55555555
+#define CONFIG_SYS_MDDRCGRP_LUT3_ML 0x55555558
+#define CONFIG_SYS_MDDRCGRP_LUT4_MU 0x11111111
+#define CONFIG_SYS_MDDRCGRP_LUT4_ML 0x11111122
+#define CONFIG_SYS_MDDRCGRP_LUT0_AU 0xaaaaaaaa
+#define CONFIG_SYS_MDDRCGRP_LUT0_AL 0xaaaaaaaa
+#define CONFIG_SYS_MDDRCGRP_LUT1_AU 0x66666666
+#define CONFIG_SYS_MDDRCGRP_LUT1_AL 0x66666666
+#define CONFIG_SYS_MDDRCGRP_LUT2_AU 0x11111111
+#define CONFIG_SYS_MDDRCGRP_LUT2_AL 0x11111111
+#define CONFIG_SYS_MDDRCGRP_LUT3_AU 0x11111111
+#define CONFIG_SYS_MDDRCGRP_LUT3_AL 0x11111111
+#define CONFIG_SYS_MDDRCGRP_LUT4_AU 0x11111111
+#define CONFIG_SYS_MDDRCGRP_LUT4_AL 0x11111111
+
+/*
+ * NOR FLASH on the Local Bus
+ */
+#define CONFIG_SYS_FLASH_CFI /* use the CFI code */
+#define CONFIG_FLASH_CFI_DRIVER /* use the CFI driver */
+#define CONFIG_SYS_FLASH_BASE 0xFC000000 /* start of FLASH */
+#define CONFIG_SYS_FLASH_SIZE 0x04000000 /* max flash size */
+
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
+#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* number of banks */
+#define CONFIG_SYS_FLASH_BANKS_LIST { \
+ CONFIG_SYS_FLASH_BASE + 0 * CONFIG_SYS_FLASH_SIZE, \
+ }
+#define CONFIG_SYS_MAX_FLASH_SECT 512 /* max sectors per device */
+
+#undef CONFIG_SYS_FLASH_CHECKSUM
+#define CONFIG_SYS_FLASH_PROTECTION
+
+/*
+ * SRAM support
+ */
+#define CONFIG_SYS_SRAM_BASE 0x30000000
+#define CONFIG_SYS_SRAM_SIZE 0x00020000 /* 128 KB */
+
+/*
+ * CS related parameters
+ * TODO document these
+ */
+/* CS0 Flash */
+#define CONFIG_SYS_CS0_CFG 0x00031110
+#define CONFIG_SYS_CS0_START 0xFC000000
+#define CONFIG_SYS_CS0_SIZE 0x04000000
+/* CS1 FRAM */
+#define CONFIG_SYS_CS1_CFG 0x00011000
+#define CONFIG_SYS_CS1_START 0xE0000000
+#define CONFIG_SYS_CS1_SIZE 0x00010000
+/* CS2 AS-i 1 */
+#define CONFIG_SYS_CS2_CFG 0x00009100
+#define CONFIG_SYS_CS2_START 0xE0100000
+#define CONFIG_SYS_CS2_SIZE 0x00080000
+/* CS3 netX */
+#define CONFIG_SYS_CS3_CFG 0x000A1140
+#define CONFIG_SYS_CS3_START 0xE0300000
+#define CONFIG_SYS_CS3_SIZE 0x00020000
+/* CS5 safety */
+#define CONFIG_SYS_CS5_CFG 0x0011F000
+#define CONFIG_SYS_CS5_START 0xE0400000
+#define CONFIG_SYS_CS5_SIZE 0x00010000
+/* CS6 AS-i 2 */
+#define CONFIG_SYS_CS6_CFG 0x00009100
+#define CONFIG_SYS_CS6_START 0xE0200000
+#define CONFIG_SYS_CS6_SIZE 0x00080000
+
+/* Don't use alternative CS timing for any CS */
+#define CONFIG_SYS_CS_ALETIMING 0x00000000
+#define CONFIG_SYS_CS_BURST 0x00000000
+#define CONFIG_SYS_CS_DEADCYCLE 0x00000020
+#define CONFIG_SYS_CS_HOLDCYCLE 0x00000020
+
+/* Use SRAM for initial stack */
+#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_SRAM_BASE
+#define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_SRAM_SIZE
+
+#define CONFIG_SYS_GBL_DATA_SIZE 0x100
+#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - \
+ CONFIG_SYS_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
+
+#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_MONITOR_LEN (256 * 1024)
+
+#ifdef CONFIG_FSL_DIU_FB
+#define CONFIG_SYS_MALLOC_LEN (6 * 1024 * 1024)
+#else
+#define CONFIG_SYS_MALLOC_LEN (512 * 1024)
+#endif
+
+/*
+ * Serial Port
+ */
+#define CONFIG_CONS_INDEX 1
+
+/*
+ * Serial console configuration
+ */
+#define CONFIG_PSC_CONSOLE 3 /* console on PSC3 */
+#define CONFIG_SYS_PSC3
+#if CONFIG_PSC_CONSOLE != 3
+#error CONFIG_PSC_CONSOLE must be 3
+#endif
+
+#define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */
+#define CONFIG_SYS_BAUDRATE_TABLE \
+ {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 115200}
+
+#define CONSOLE_FIFO_TX_SIZE FIFOC_PSC3_TX_SIZE
+#define CONSOLE_FIFO_TX_ADDR FIFOC_PSC3_TX_ADDR
+#define CONSOLE_FIFO_RX_SIZE FIFOC_PSC3_RX_SIZE
+#define CONSOLE_FIFO_RX_ADDR FIFOC_PSC3_RX_ADDR
+
+/*
+ * Clocks in use
+ */
+#define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN | \
+ CLOCK_SCCR1_LPC_EN | \
+ CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) | \
+ CLOCK_SCCR1_PSC_EN(7) | \
+ CLOCK_SCCR1_PSCFIFO_EN | \
+ CLOCK_SCCR1_DDR_EN | \
+ CLOCK_SCCR1_FEC_EN | \
+ CLOCK_SCCR1_TPR_EN)
+
+#define SCCR2_CLOCKS_EN (CLOCK_SCCR2_MEM_EN | \
+ CLOCK_SCCR2_SPDIF_EN | \
+ CLOCK_SCCR2_DIU_EN | \
+ CLOCK_SCCR2_I2C_EN)
+
+
+#define CONFIG_CMDLINE_EDITING 1 /* command line history */
+
+/* I2C */
+#define CONFIG_HARD_I2C /* I2C with hardware support */
+#define CONFIG_I2C_MULTI_BUS
+
+/* I2C speed and slave address */
+#define CONFIG_SYS_I2C_SPEED 100000
+#define CONFIG_SYS_I2C_SLAVE 0x7F
+
+/*
+ * EEPROM configuration for Atmel AT24C01:
+ * 8-bit addresses, 30ms write delay, 32-Byte Page Write Mode
+ */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
+#define CONFIG_SYS_I2C_EEPROM_ADDR 0x52
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 30
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
+
+/*
+ * Ethernet configuration
+ */
+#define CONFIG_MPC512x_FEC 1
+#define CONFIG_NET_MULTI
+#define CONFIG_PHY_ADDR 0x1F
+#define CONFIG_MII 1 /* MII PHY management */
+#define CONFIG_FEC_AN_TIMEOUT 1
+#define CONFIG_HAS_ETH0
+
+/*
+ * Environment
+ */
+#define CONFIG_ENV_IS_IN_FLASH 1
+/* This has to be a multiple of the flash sector size */
+#define CONFIG_ENV_ADDR 0xFFF40000
+#define CONFIG_ENV_SIZE 0x2000
+#define CONFIG_ENV_SECT_SIZE 0x20000
+
+/* Address and size of Redundant Environment Sector */
+#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + \
+ CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
+
+#define CONFIG_LOADS_ECHO 1
+#define CONFIG_SYS_LOADS_BAUD_CHANGE 1
+
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_EEPROM
+#undef CONFIG_CMD_FUSE
+#define CONFIG_CMD_I2C
+#undef CONFIG_CMD_IDE
+#undef CONFIG_CMD_EXT2
+#define CONFIG_CMD_JFFS2
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_NFS
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_REGINFO
+
+#if defined(CONFIG_PCI)
+#define CONFIG_CMD_PCI
+#endif
+
+#if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_EXT2)
+#define CONFIG_DOS_PARTITION
+#define CONFIG_MAC_PARTITION
+#define CONFIG_ISO_PARTITION
+#endif /* defined(CONFIG_CMD_IDE) */
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_SYS_LONGHELP /* undef to save memory */
+#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
+#define CONFIG_SYS_PROMPT "ac14xx> " /* Monitor Command Prompt */
+
+#ifdef CONFIG_CMD_KGDB
+# define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
+#else
+# define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
+#endif
+
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
+/* max number of command args */
+#define CONFIG_SYS_MAXARGS 32
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+
+/* decrementer freq: 1ms ticks */
+#define CONFIG_SYS_HZ 1000
+
+/*
+ * For booting Linux, the board info and command line data
+ * have to be in the first 8 MB of memory, since this is
+ * the maximum mapped by the Linux kernel during initialization.
+ */
+#define CONFIG_SYS_BOOTMAPSZ (8 << 20)
+
+/* Cache Configuration */
+#define CONFIG_SYS_DCACHE_SIZE 32768
+#define CONFIG_SYS_CACHELINE_SIZE 32
+#ifdef CONFIG_CMD_KGDB
+#define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of 32 */
+#endif
+
+#define CONFIG_SYS_HID0_INIT 0x000000000
+#define CONFIG_SYS_HID0_FINAL (HID0_ENABLE_MACHINE_CHECK | \
+ HID0_ICE)
+#define CONFIG_SYS_HID2 HID2_HBE
+
+#define CONFIG_HIGH_BATS 1 /* High BATs supported */
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD 0x01
+#define BOOTFLAG_WARM 0x02
+
+#ifdef CONFIG_CMD_KGDB
+#define CONFIG_KGDB_BAUDRATE 230400 /* speed of kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
+#endif
+
+/*
+ * Environment Configuration
+ */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_TIMESTAMP
+
+#define CONFIG_HOSTNAME ac14xx
+#define CONFIG_BOOTFILE "ac14xx/uImage"
+#define CONFIG_ROOTPATH "/opt/eldk/ppc_6xx"
+
+/* default load addr for tftp and bootm */
+#define CONFIG_LOADADDR 400000
+
+#define CONFIG_BOOTDELAY 2 /* -1 disables auto-boot */
+
+/* XXX TODO need to specify the builtin environment */
+#define CONFIG_PREBOOT "echo;" \
+ "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
+ "echo"
+
+#define CONFIG_EXTRA_ENV_SETTINGS_DEVEL \
+ "muster_nr=00\0" \
+ "fromram=run ramargs addip addtty; " \
+ "tftp ${fdt_addr_r} k6m2/ac14xx.dtb-${muster_nr}; " \
+ "tftp ${kernel_addr_r} k6m2/uImage-${muster_nr}; " \
+ "tftp ${ramdisk_addr_r} k6m2/uFS-${muster_nr}; " \
+ "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \
+ "fromnfs=run nfsargs addip addtty; " \
+ "tftp ${fdt_addr_r} k6m2/ac14xx.dtb-${muster_nr}; " \
+ "tftp ${kernel_addr_r} k6m2/uImage-${muster_nr}; " \
+ "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
+ "fromflash=run nfsargs addip addtty; " \
+ "bootm fc020000 - fc000000\0" \
+ "mtdargsrec=setenv bootargs root=/dev/mtdblock1 ro\0" \
+ "recovery=run mtdargsrec addip addtty; " \
+ "bootm ffd20000 - ffee0000\0" \
+ "production=run ramargs addip addtty; " \
+ "bootm fc020000 fc400000 fc000000\0" \
+ "mtdargs=setenv bootargs root=/dev/mtdblock1 ro\0" \
+ "prodmtd=run mtdargs addip addtty; " \
+ "bootm fc020000 - fc000000\0" \
+ ""
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "u-boot_addr_r=200000\0" \
+ "kernel_addr_r=600000\0" \
+ "fdt_addr_r=a00000\0" \
+ "ramdisk_addr_r=b00000\0" \
+ "u-boot_addr=FFF00000\0" \
+ "kernel_addr=FC020000\0" \
+ "fdt_addr=FC000000\0" \
+ "ramdisk_addr=FC400000\0" \
+ "verify=n\0" \
+ "ramdiskfile=ac14xx/uRamdisk\0" \
+ "u-boot=ac14xx/u-boot.bin\0" \
+ "bootfile=ac14xx/uImage\0" \
+ "fdtfile=ac14xx/ac14xx.dtb\0" \
+ "rootpath=/opt/eldk/ppc_6xx\n" \
+ "netdev=eth0\0" \
+ "consdev=ttyPSC0\0" \
+ "hostname=ac14xx\0" \
+ "nfsargs=setenv bootargs root=/dev/nfs rw " \
+ "nfsroot=${serverip}:${rootpath}-${muster_nr}\0" \
+ "ramargs=setenv bootargs root=/dev/ram rw\0" \
+ "addip=setenv bootargs ${bootargs} " \
+ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
+ ":${hostname}:${netdev}:off panic=1\0" \
+ "addtty=setenv bootargs ${bootargs} " \
+ "console=${consdev},${baudrate}\0" \
+ "flash_nfs=run nfsargs addip addtty;" \
+ "bootm ${kernel_addr} - ${fdt_addr}\0" \
+ "flash_self=run ramargs addip addtty;" \
+ "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
+ "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
+ "tftp ${fdt_addr_r} ${fdtfile};" \
+ "run nfsargs addip addtty;" \
+ "bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
+ "net_self=tftp ${kernel_addr_r} ${bootfile};" \
+ "tftp ${ramdisk_addr_r} ${ramdiskfile};" \
+ "tftp ${fdt_addr_r} ${fdtfile};" \
+ "run ramargs addip addtty;" \
+ "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0"\
+ "load=tftp ${u-boot_addr_r} ${u-boot}\0" \
+ "update=protect off ${u-boot_addr} +${filesize};" \
+ "era ${u-boot_addr} +${filesize};" \
+ "cp.b ${u-boot_addr_r} ${u-boot_addr} ${filesize}\0" \
+ CONFIG_EXTRA_ENV_SETTINGS_DEVEL \
+ "upd=run load update\0" \
+ ""
+
+#define CONFIG_BOOTCOMMAND "run production"
+
+#define CONFIG_FIT 1
+#define CONFIG_OF_LIBFDT 1
+#define CONFIG_OF_BOARD_SETUP 1
+#define CONFIG_OF_SUPPORT_OLD_DEVICE_TREES 1
+
+#define OF_CPU "PowerPC,5121@0"
+#define OF_SOC_COMPAT "fsl,mpc5121-immr"
+#define OF_TBCLK (bd->bi_busfreq / 4)
+#define OF_STDOUT_PATH "/soc@80000000/serial@11300"
+
+#endif /* __CONFIG_H */
projects / u-boot / commitdiff