[U-Boot] [PATCH 1/3] Revert "powerpc: ppc4xx: remove lwmon5 support"

This reverts commit 8fe11b8901a31d11990488c82bc23612589d57be.

I'll add support to lwmon5 in the next patch and will remove support for the broken lcd4_lwmon5 as well.

Signed-off-by: Stefan Roese sr@denx.de Cc: Masahiro Yamada yamada.masahiro@socionext.com --- arch/powerpc/cpu/ppc4xx/Kconfig | 5 + arch/powerpc/include/asm/global_data.h | 6 + board/lwmon5/Kconfig | 9 + board/lwmon5/MAINTAINERS | 7 + board/lwmon5/Makefile | 9 + board/lwmon5/config.mk | 18 + board/lwmon5/init.S | 75 ++++ board/lwmon5/kbd.c | 490 +++++++++++++++++++++++ board/lwmon5/lwmon5.c | 558 ++++++++++++++++++++++++++ board/lwmon5/sdram.c | 247 ++++++++++++ configs/lcd4_lwmon5_defconfig | 6 + configs/lwmon5_defconfig | 4 + doc/README.scrapyard | 1 - drivers/video/mb862xx.c | 3 +- include/configs/lwmon5.h | 692 +++++++++++++++++++++++++++++++++ 15 files changed, 2128 insertions(+), 2 deletions(-) create mode 100644 board/lwmon5/Kconfig create mode 100644 board/lwmon5/MAINTAINERS create mode 100644 board/lwmon5/Makefile create mode 100644 board/lwmon5/config.mk create mode 100644 board/lwmon5/init.S create mode 100644 board/lwmon5/kbd.c create mode 100644 board/lwmon5/lwmon5.c create mode 100644 board/lwmon5/sdram.c create mode 100644 configs/lcd4_lwmon5_defconfig create mode 100644 configs/lwmon5_defconfig create mode 100644 include/configs/lwmon5.h

diff --git a/arch/powerpc/cpu/ppc4xx/Kconfig b/arch/powerpc/cpu/ppc4xx/Kconfig index 23ecc89..8d3ba8d 100644 --- a/arch/powerpc/cpu/ppc4xx/Kconfig +++ b/arch/powerpc/cpu/ppc4xx/Kconfig @@ -8,6 +8,10 @@ choice prompt "Target select" optional

+config TARGET_LWMON5 + bool "Support lwmon5" + select SUPPORT_SPL + config TARGET_T3CORP bool "Support t3corp"

@@ -165,6 +169,7 @@ source "board/gdsys/405ex/Kconfig" source "board/gdsys/dlvision/Kconfig" source "board/gdsys/gdppc440etx/Kconfig" source "board/gdsys/intip/Kconfig" +source "board/lwmon5/Kconfig" source "board/mosaixtech/icon/Kconfig" source "board/mpl/mip405/Kconfig" source "board/mpl/pip405/Kconfig" diff --git a/arch/powerpc/include/asm/global_data.h b/arch/powerpc/include/asm/global_data.h index 2527ef8..4090975 100644 --- a/arch/powerpc/include/asm/global_data.h +++ b/arch/powerpc/include/asm/global_data.h @@ -106,6 +106,12 @@ struct arch_global_data { #ifdef CONFIG_SYS_FPGA_COUNT unsigned fpga_state[CONFIG_SYS_FPGA_COUNT]; #endif +#if defined(CONFIG_WD_MAX_RATE) + unsigned long long wdt_last; /* trace watch-dog triggering rate */ +#endif +#if defined(CONFIG_LWMON5) + unsigned long kbd_status; +#endif };

#include <asm-generic/global_data.h> diff --git a/board/lwmon5/Kconfig b/board/lwmon5/Kconfig new file mode 100644 index 0000000..90566d8 --- /dev/null +++ b/board/lwmon5/Kconfig @@ -0,0 +1,9 @@ +if TARGET_LWMON5 + +config SYS_BOARD + default "lwmon5" + +config SYS_CONFIG_NAME + default "lwmon5" + +endif diff --git a/board/lwmon5/MAINTAINERS b/board/lwmon5/MAINTAINERS new file mode 100644 index 0000000..7402ab6 --- /dev/null +++ b/board/lwmon5/MAINTAINERS @@ -0,0 +1,7 @@ +LWMON5 BOARD +M: Stefan Roese sr@denx.de +S: Maintained +F: board/lwmon5/ +F: include/configs/lwmon5.h +F: configs/lcd4_lwmon5_defconfig +F: configs/lwmon5_defconfig diff --git a/board/lwmon5/Makefile b/board/lwmon5/Makefile new file mode 100644 index 0000000..02478ca --- /dev/null +++ b/board/lwmon5/Makefile @@ -0,0 +1,9 @@ +# +# (C) Copyright 2002-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y = lwmon5.o kbd.o sdram.o +extra-y += init.o diff --git a/board/lwmon5/config.mk b/board/lwmon5/config.mk new file mode 100644 index 0000000..d0348e8 --- /dev/null +++ b/board/lwmon5/config.mk @@ -0,0 +1,18 @@ +# +# (C) Copyright 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# SPDX-License-Identifier: GPL-2.0+ +# +# lwmon5 (440EPx) +# + +PLATFORM_CPPFLAGS += -DCONFIG_440=1 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCONFIG_SYS_INIT_DBCR=0x8cff0000 +endif diff --git a/board/lwmon5/init.S b/board/lwmon5/init.S new file mode 100644 index 0000000..e5207c2 --- /dev/null +++ b/board/lwmon5/init.S @@ -0,0 +1,75 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * Copyright (C) 2002 Scott McNutt smcnutt@artesyncp.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm-offsets.h> +#include <ppc_asm.tmpl> +#include <config.h> +#include <asm/mmu.h> + +/************************************************************************** + * TLB TABLE + * + * This table is used by the cpu boot code to setup the initial tlb + * entries. Rather than make broad assumptions in the cpu source tree, + * this table lets each board set things up however they like. + * + * Pointer to the table is returned in r1 + * + *************************************************************************/ + .section .bootpg,"ax" + .globl tlbtab + +tlbtab: + tlbtab_start + + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry(CONFIG_SYS_BOOT_BASE_ADDR, SZ_256M, CONFIG_SYS_BOOT_BASE_ADDR, 1, AC_RWX | SA_G) + + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ + +#ifdef CONFIG_SYS_INIT_RAM_DCACHE + /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ + tlbentry(CONFIG_SYS_INIT_RAM_ADDR, SZ_4K, CONFIG_SYS_INIT_RAM_ADDR, 0, AC_RWX | SA_G) +#endif + + /* TLB-entry for PCI Memory */ + tlbentry(CONFIG_SYS_PCI_MEMBASE, SZ_256M, CONFIG_SYS_PCI_MEMBASE, 1, AC_RW | SA_IG) + tlbentry(CONFIG_SYS_PCI_MEMBASE1, SZ_256M, CONFIG_SYS_PCI_MEMBASE1, 1, AC_RW | SA_IG) + tlbentry(CONFIG_SYS_PCI_MEMBASE2, SZ_256M, CONFIG_SYS_PCI_MEMBASE2, 1, AC_RW | SA_IG) + tlbentry(CONFIG_SYS_PCI_MEMBASE3, SZ_256M, CONFIG_SYS_PCI_MEMBASE3, 1, AC_RW | SA_IG) + + /* TLB-entry for the FPGA Chip select 2 */ + tlbentry(CONFIG_SYS_FPGA_BASE_0, SZ_1M, CONFIG_SYS_FPGA_BASE_0, 1, AC_RWX | SA_I|SA_G) + + /* TLB-entry for the FPGA Chip select 3 */ + tlbentry(CONFIG_SYS_FPGA_BASE_1, SZ_1M, CONFIG_SYS_FPGA_BASE_1, 1,AC_RWX | SA_I|SA_G) + + /* TLB-entry for the LIME Controller */ + tlbentry(CONFIG_SYS_LIME_BASE_0, SZ_16M, CONFIG_SYS_LIME_BASE_0, 1, AC_RWX | SA_I|SA_G) + tlbentry(CONFIG_SYS_LIME_BASE_1, SZ_16M, CONFIG_SYS_LIME_BASE_1, 1, AC_RWX | SA_I|SA_G) + tlbentry(CONFIG_SYS_LIME_BASE_2, SZ_16M, CONFIG_SYS_LIME_BASE_2, 1, AC_RWX | SA_I|SA_G) + tlbentry(CONFIG_SYS_LIME_BASE_3, SZ_16M, CONFIG_SYS_LIME_BASE_3, 1, AC_RWX | SA_I|SA_G) + + /* TLB-entry for Internal Registers & OCM */ + tlbentry(0xe0000000, SZ_16M, 0xe0000000, 0, AC_RWX | SA_I) + + /*TLB-entry PCI registers*/ + tlbentry(0xEEC00000, SZ_1K, 0xEEC00000, 1, AC_RWX | SA_IG) + + /* TLB-entry for peripherals */ + tlbentry(0xEF000000, SZ_16M, 0xEF000000, 1, AC_RWX | SA_IG) + + tlbtab_end diff --git a/board/lwmon5/kbd.c b/board/lwmon5/kbd.c new file mode 100644 index 0000000..97962da --- /dev/null +++ b/board/lwmon5/kbd.c @@ -0,0 +1,490 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * (C) Copyright 2001, 2002 + * DENX Software Engineering + * Wolfgang Denk, wd@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* define DEBUG for debugging output (obviously ;-)) */ +#if 0 +#define DEBUG +#endif + +#include <common.h> +#include <i2c.h> +#include <command.h> +#include <post.h> +#include <serial.h> +#include <malloc.h> + +#include <linux/types.h> +#include <linux/string.h> /* for strdup */ + +DECLARE_GLOBAL_DATA_PTR; + +static void kbd_init (void); +static int compare_magic (uchar *kbd_data, uchar *str); + +/*--------------------- Local macros and constants --------------------*/ +#define _NOT_USED_ 0xFFFFFFFF + +/*------------------------- dspic io expander -----------------------*/ +#define DSPIC_PON_STATUS_REG 0x80A +#define DSPIC_PON_INV_STATUS_REG 0x80C +#define DSPIC_PON_KEY_REG 0x810 +/*------------------------- Keyboard controller -----------------------*/ +/* command codes */ +#define KEYBD_CMD_READ_KEYS 0x01 +#define KEYBD_CMD_READ_VERSION 0x02 +#define KEYBD_CMD_READ_STATUS 0x03 +#define KEYBD_CMD_RESET_ERRORS 0x10 + +/* status codes */ +#define KEYBD_STATUS_MASK 0x3F +#define KEYBD_STATUS_H_RESET 0x20 +#define KEYBD_STATUS_BROWNOUT 0x10 +#define KEYBD_STATUS_WD_RESET 0x08 +#define KEYBD_STATUS_OVERLOAD 0x04 +#define KEYBD_STATUS_ILLEGAL_WR 0x02 +#define KEYBD_STATUS_ILLEGAL_RD 0x01 + +/* Number of bytes returned from Keyboard Controller */ +#define KEYBD_VERSIONLEN 2 /* version information */ + +/* + * This is different from the "old" lwmon dsPIC kbd controller + * implementation. Now the controller still answers with 9 bytes, + * but the last 3 bytes are always "0x06 0x07 0x08". So we just + * set the length to compare to 6 instead of 9. + */ +#define KEYBD_DATALEN 6 /* normal key scan data */ + +/* maximum number of "magic" key codes that can be assigned */ + +static uchar kbd_addr = CONFIG_SYS_I2C_KEYBD_ADDR; +static uchar dspic_addr = CONFIG_SYS_I2C_DSPIC_IO_ADDR; + +static uchar *key_match (uchar *); + +#define KEYBD_SET_DEBUGMODE '#' /* Magic key to enable debug output */ + +/*********************************************************************** +F* Function: int board_postclk_init (void) P*A*Z* + * +P* Parameters: none +P* +P* Returnvalue: int +P* - 0 is always returned. + * +Z* Intention: This function is the board_postclk_init() method implementation +Z* for the lwmon board. + * + ***********************************************************************/ +int board_postclk_init (void) +{ + kbd_init(); + + return (0); +} + +static void kbd_init (void) +{ + uchar kbd_data[KEYBD_DATALEN]; + uchar tmp_data[KEYBD_DATALEN]; + uchar val, errcd; + int i; + + i2c_set_bus_num(0); + + gd->arch.kbd_status = 0; + + /* Forced by PIC. Delays <= 175us loose */ + udelay(1000); + + /* Read initial keyboard error code */ + val = KEYBD_CMD_READ_STATUS; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, &errcd, 1); + /* clear unused bits */ + errcd &= KEYBD_STATUS_MASK; + /* clear "irrelevant" bits. Recommended by Martin Rajek, LWN */ + errcd &= ~(KEYBD_STATUS_H_RESET|KEYBD_STATUS_BROWNOUT); + if (errcd) { + gd->arch.kbd_status |= errcd << 8; + } + /* Reset error code and verify */ + val = KEYBD_CMD_RESET_ERRORS; + i2c_write (kbd_addr, 0, 0, &val, 1); + udelay(1000); /* delay NEEDED by keyboard PIC !!! */ + + val = KEYBD_CMD_READ_STATUS; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, &val, 1); + + val &= KEYBD_STATUS_MASK; /* clear unused bits */ + if (val) { /* permanent error, report it */ + gd->arch.kbd_status |= val; + return; + } + + /* + * Read current keyboard state. + * + * After the error reset it may take some time before the + * keyboard PIC picks up a valid keyboard scan - the total + * scan time is approx. 1.6 ms (information by Martin Rajek, + * 28 Sep 2002). We read a couple of times for the keyboard + * to stabilize, using a big enough delay. + * 10 times should be enough. If the data is still changing, + * we use what we get :-( + */ + + memset (tmp_data, 0xFF, KEYBD_DATALEN); /* impossible value */ + for (i=0; i<10; ++i) { + val = KEYBD_CMD_READ_KEYS; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN); + + if (memcmp(kbd_data, tmp_data, KEYBD_DATALEN) == 0) { + /* consistent state, done */ + break; + } + /* remeber last state, delay, and retry */ + memcpy (tmp_data, kbd_data, KEYBD_DATALEN); + udelay (5000); + } +} + + +/* Read a register from the dsPIC. */ +int _dspic_read(ushort reg, ushort *data) +{ + uchar buf[sizeof(*data)]; + int rval; + + if (i2c_read(dspic_addr, reg, 2, buf, 2)) + return -1; + + rval = i2c_read(dspic_addr, reg, sizeof(reg), buf, sizeof(*data)); + *data = (buf[0] << 8) | buf[1]; + + return rval; +} + + +/*********************************************************************** +F* Function: int misc_init_r (void) P*A*Z* + * +P* Parameters: none +P* +P* Returnvalue: int +P* - 0 is always returned, even in the case of a keyboard +P* error. + * +Z* Intention: This function is the misc_init_r() method implementation +Z* for the lwmon board. +Z* The keyboard controller is initialized and the result +Z* of a read copied to the environment variable "keybd". +Z* If KEYBD_SET_DEBUGMODE is defined, a check is made for +Z* this key, and if found display to the LCD will be enabled. +Z* The keys in "keybd" are checked against the magic +Z* keycommands defined in the environment. +Z* See also key_match(). + * +D* Design: wd@denx.de +C* Coding: wd@denx.de +V* Verification: dzu@denx.de + ***********************************************************************/ +int misc_init_r_kbd (void) +{ + uchar kbd_data[KEYBD_DATALEN]; + char keybd_env[2 * KEYBD_DATALEN + 1]; + uchar kbd_init_status = gd->arch.kbd_status >> 8; + uchar kbd_status = gd->arch.kbd_status; + uchar val; + ushort data, inv_data; + char *str; + int i; + + if (kbd_init_status) { + printf ("KEYBD: Error %02X\n", kbd_init_status); + } + if (kbd_status) { /* permanent error, report it */ + printf ("*** Keyboard error code %02X ***\n", kbd_status); + sprintf (keybd_env, "%02X", kbd_status); + setenv ("keybd", keybd_env); + return 0; + } + + /* + * Now we know that we have a working keyboard, so disable + * all output to the LCD except when a key press is detected. + */ + + if ((console_assign (stdout, "serial") < 0) || + (console_assign (stderr, "serial") < 0)) { + printf ("Can't assign serial port as output device\n"); + } + + /* Read Version */ + val = KEYBD_CMD_READ_VERSION; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_VERSIONLEN); + printf ("KEYBD: Version %d.%d\n", kbd_data[0], kbd_data[1]); + + /* Read current keyboard state */ + val = KEYBD_CMD_READ_KEYS; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN); + + /* read out start key from bse01 received via can */ + _dspic_read(DSPIC_PON_STATUS_REG, &data); + /* check highbyte from status register */ + if (data > 0xFF) { + _dspic_read(DSPIC_PON_INV_STATUS_REG, &inv_data); + + /* check inverse data */ + if ((data+inv_data) == 0xFFFF) { + /* don't overwrite local key */ + if (kbd_data[1] == 0) { + /* read key value */ + _dspic_read(DSPIC_PON_KEY_REG, &data); + str = (char *)&data; + /* swap bytes */ + kbd_data[1] = str[1]; + kbd_data[2] = str[0]; + printf("CAN received startkey: 0x%X\n", data); + } + } + } + + for (i = 0; i < KEYBD_DATALEN; ++i) { + sprintf (keybd_env + i + i, "%02X", kbd_data[i]); + } + + setenv ("keybd", keybd_env); + + str = strdup ((char *)key_match (kbd_data)); /* decode keys */ +#ifdef KEYBD_SET_DEBUGMODE + if (kbd_data[0] == KEYBD_SET_DEBUGMODE) { /* set debug mode */ + if ((console_assign (stdout, "lcd") < 0) || + (console_assign (stderr, "lcd") < 0)) { + printf ("Can't assign LCD display as output device\n"); + } + } +#endif /* KEYBD_SET_DEBUGMODE */ +#ifdef CONFIG_PREBOOT /* automatically configure "preboot" command on key match */ + setenv ("preboot", str); /* set or delete definition */ +#endif /* CONFIG_PREBOOT */ + if (str != NULL) { + free (str); + } + return (0); +} + +#ifdef CONFIG_PREBOOT + +static uchar kbd_magic_prefix[] = "key_magic"; +static uchar kbd_command_prefix[] = "key_cmd"; + +static int compare_magic (uchar *kbd_data, uchar *str) +{ + uchar compare[KEYBD_DATALEN-1]; + char *nxt; + int i; + + /* Don't include modifier byte */ + memcpy (compare, kbd_data+1, KEYBD_DATALEN-1); + + for (; str != NULL; str = (*nxt) ? (uchar *)(nxt+1) : (uchar *)nxt) { + uchar c; + int k; + + c = (uchar) simple_strtoul ((char *)str, (char **) (&nxt), 16); + + if (str == (uchar *)nxt) { /* invalid character */ + break; + } + + /* + * Check if this key matches the input. + * Set matches to zero, so they match only once + * and we can find duplicates or extra keys + */ + for (k = 0; k < sizeof(compare); ++k) { + if (compare[k] == '\0') /* only non-zero entries */ + continue; + if (c == compare[k]) { /* found matching key */ + compare[k] = '\0'; + break; + } + } + if (k == sizeof(compare)) { + return -1; /* unmatched key */ + } + } + + /* + * A full match leaves no keys in the `compare' array, + */ + for (i = 0; i < sizeof(compare); ++i) { + if (compare[i]) + { + return -1; + } + } + + return 0; +} + +/*********************************************************************** +F* Function: static uchar *key_match (uchar *kbd_data) P*A*Z* + * +P* Parameters: uchar *kbd_data +P* - The keys to match against our magic definitions +P* +P* Returnvalue: uchar * +P* - != NULL: Pointer to the corresponding command(s) +P* NULL: No magic is about to happen + * +Z* Intention: Check if pressed key(s) match magic sequence, +Z* and return the command string associated with that key(s). +Z* +Z* If no key press was decoded, NULL is returned. +Z* +Z* Note: the first character of the argument will be +Z* overwritten with the "magic charcter code" of the +Z* decoded key(s), or '\0'. +Z* +Z* Note: the string points to static environment data +Z* and must be saved before you call any function that +Z* modifies the environment. + * +D* Design: wd@denx.de +C* Coding: wd@denx.de +V* Verification: dzu@denx.de + ***********************************************************************/ +static uchar *key_match (uchar *kbd_data) +{ + char magic[sizeof (kbd_magic_prefix) + 1]; + uchar *suffix; + char *kbd_magic_keys; + + /* + * The following string defines the characters that can pe appended + * to "key_magic" to form the names of environment variables that + * hold "magic" key codes, i. e. such key codes that can cause + * pre-boot actions. If the string is empty (""), then only + * "key_magic" is checked (old behaviour); the string "125" causes + * checks for "key_magic1", "key_magic2" and "key_magic5", etc. + */ + if ((kbd_magic_keys = getenv ("magic_keys")) == NULL) + kbd_magic_keys = ""; + + /* loop over all magic keys; + * use '\0' suffix in case of empty string + */ + for (suffix=(uchar *)kbd_magic_keys; *suffix || suffix==(uchar *)kbd_magic_keys; ++suffix) { + sprintf (magic, "%s%c", kbd_magic_prefix, *suffix); + debug ("### Check magic "%s"\n", magic); + if (compare_magic(kbd_data, (uchar *)getenv(magic)) == 0) { + char cmd_name[sizeof (kbd_command_prefix) + 1]; + char *cmd; + + sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix); + + cmd = getenv (cmd_name); + debug ("### Set PREBOOT to $(%s): "%s"\n", + cmd_name, cmd ? cmd : "<<NULL>>"); + *kbd_data = *suffix; + return ((uchar *)cmd); + } + } + debug ("### Delete PREBOOT\n"); + *kbd_data = '\0'; + return (NULL); +} +#endif /* CONFIG_PREBOOT */ + +/*********************************************************************** +F* Function: int do_kbd (cmd_tbl_t *cmdtp, int flag, +F* int argc, char * const argv[]) P*A*Z* + * +P* Parameters: cmd_tbl_t *cmdtp +P* - Pointer to our command table entry +P* int flag +P* - If the CMD_FLAG_REPEAT bit is set, then this call is +P* a repetition +P* int argc +P* - Argument count +P* char * const argv[] +P* - Array of the actual arguments +P* +P* Returnvalue: int +P* - 0 is always returned. + * +Z* Intention: Implement the "kbd" command. +Z* The keyboard status is read. The result is printed on +Z* the console and written into the "keybd" environment +Z* variable. + * +D* Design: wd@denx.de +C* Coding: wd@denx.de +V* Verification: dzu@denx.de + ***********************************************************************/ +int do_kbd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + uchar kbd_data[KEYBD_DATALEN]; + char keybd_env[2 * KEYBD_DATALEN + 1]; + uchar val; + int i; + +#if 0 /* Done in kbd_init */ + i2c_init (CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); +#endif + + /* Read keys */ + val = KEYBD_CMD_READ_KEYS; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN); + + puts ("Keys:"); + for (i = 0; i < KEYBD_DATALEN; ++i) { + sprintf (keybd_env + i + i, "%02X", kbd_data[i]); + printf (" %02x", kbd_data[i]); + } + putc ('\n'); + setenv ("keybd", keybd_env); + return 0; +} + +U_BOOT_CMD( + kbd, 1, 1, do_kbd, + "read keyboard status", + "" +); + +/*----------------------------- Utilities -----------------------------*/ + +#ifdef CONFIG_POST +/* + * Returns 1 if keys pressed to start the power-on long-running tests + * Called from board_init_f(). + */ +int post_hotkeys_pressed(void) +{ + uchar kbd_data[KEYBD_DATALEN]; + uchar val; + + /* Read keys */ + val = KEYBD_CMD_READ_KEYS; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN); + + return (compare_magic(kbd_data, (uchar *)CONFIG_POST_KEY_MAGIC) == 0); +} +#endif diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c new file mode 100644 index 0000000..e9aa0b7 --- /dev/null +++ b/board/lwmon5/lwmon5.c @@ -0,0 +1,558 @@ +/* + * (C) Copyright 2007-2013 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> +#include <asm/ppc440.h> +#include <asm/processor.h> +#include <asm/ppc4xx-gpio.h> +#include <asm/io.h> +#include <post.h> +#include <flash.h> +#include <mtd/cfi_flash.h> + +DECLARE_GLOBAL_DATA_PTR; + +static phys_addr_t lwmon5_cfi_flash_bank_addr[2] = CONFIG_SYS_FLASH_BANKS_LIST; + +ulong flash_get_size(ulong base, int banknum); +int misc_init_r_kbd(void); + +int board_early_init_f(void) +{ + u32 sdr0_pfc1, sdr0_pfc2; + u32 reg; + + /* PLB Write pipelining disabled. Denali Core workaround */ + mtdcr(PLB4A0_ACR, 0xDE000000); + mtdcr(PLB4A1_ACR, 0xDE000000); + + /*-------------------------------------------------------------------- + * Setup the interrupt controller polarities, triggers, etc. + *-------------------------------------------------------------------*/ + mtdcr(UIC0SR, 0xffffffff); /* clear all. if write with 1 then the status is cleared */ + mtdcr(UIC0ER, 0x00000000); /* disable all */ + mtdcr(UIC0CR, 0x00000000); /* we have not critical interrupts at the moment */ + mtdcr(UIC0PR, 0xFFBFF1EF); /* Adjustment of the polarity */ + mtdcr(UIC0TR, 0x00000900); /* per ref-board manual */ + mtdcr(UIC0VR, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ + mtdcr(UIC0SR, 0xffffffff); /* clear all */ + + mtdcr(UIC1SR, 0xffffffff); /* clear all */ + mtdcr(UIC1ER, 0x00000000); /* disable all */ + mtdcr(UIC1CR, 0x00000000); /* all non-critical */ + mtdcr(UIC1PR, 0xFFFFC6A5); /* Adjustment of the polarity */ + mtdcr(UIC1TR, 0x60000040); /* per ref-board manual */ + mtdcr(UIC1VR, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ + mtdcr(UIC1SR, 0xffffffff); /* clear all */ + + mtdcr(UIC2SR, 0xffffffff); /* clear all */ + mtdcr(UIC2ER, 0x00000000); /* disable all */ + mtdcr(UIC2CR, 0x00000000); /* all non-critical */ + mtdcr(UIC2PR, 0x27C00000); /* Adjustment of the polarity */ + mtdcr(UIC2TR, 0x3C000000); /* per ref-board manual */ + mtdcr(UIC2VR, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ + mtdcr(UIC2SR, 0xffffffff); /* clear all */ + + /* Trace Pins are disabled. SDR0_PFC0 Register */ + mtsdr(SDR0_PFC0, 0x0); + + /* select Ethernet pins */ + mfsdr(SDR0_PFC1, sdr0_pfc1); + /* SMII via ZMII */ + sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SELECT_MASK) | + SDR0_PFC1_SELECT_CONFIG_6; + mfsdr(SDR0_PFC2, sdr0_pfc2); + sdr0_pfc2 = (sdr0_pfc2 & ~SDR0_PFC2_SELECT_MASK) | + SDR0_PFC2_SELECT_CONFIG_6; + + /* enable SPI (SCP) */ + sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_SIS_MASK) | SDR0_PFC1_SIS_SCP_SEL; + + mtsdr(SDR0_PFC2, sdr0_pfc2); + mtsdr(SDR0_PFC1, sdr0_pfc1); + + mtsdr(SDR0_PFC4, 0x80000000); + + /* PCI arbiter disabled */ + /* PCI Host Configuration disbaled */ + mfsdr(SDR0_PCI0, reg); + reg = 0; + mtsdr(SDR0_PCI0, 0x00000000 | reg); + + gpio_write_bit(CONFIG_SYS_GPIO_FLASH_WP, 1); + +#if CONFIG_POST & CONFIG_SYS_POST_BSPEC1 + /* enable the LSB transmitter */ + gpio_write_bit(CONFIG_SYS_GPIO_LSB_ENABLE, 1); + /* enable the CAN transmitter */ + gpio_write_bit(CONFIG_SYS_GPIO_CAN_ENABLE, 1); + + reg = 0; /* reuse as counter */ + out_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR, + in_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR) + & ~CONFIG_SYS_DSPIC_TEST_MASK); + while (gpio_read_in_bit(CONFIG_SYS_GPIO_DSPIC_READY) && reg++ < 1000) { + udelay(1000); + } + if (gpio_read_in_bit(CONFIG_SYS_GPIO_DSPIC_READY)) { + /* set "boot error" flag */ + out_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR, + in_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR) | + CONFIG_SYS_DSPIC_TEST_MASK); + } +#endif + + /* + * Reset PHY's: + * The PHY's need a 2nd reset pulse, since the MDIO address is latched + * upon reset, and with the first reset upon powerup, the addresses are + * not latched reliable, since the IRQ line is multiplexed with an + * MDIO address. A 2nd reset at this time will make sure, that the + * correct address is latched. + */ + gpio_write_bit(CONFIG_SYS_GPIO_PHY0_RST, 1); + gpio_write_bit(CONFIG_SYS_GPIO_PHY1_RST, 1); + udelay(1000); + gpio_write_bit(CONFIG_SYS_GPIO_PHY0_RST, 0); + gpio_write_bit(CONFIG_SYS_GPIO_PHY1_RST, 0); + udelay(1000); + gpio_write_bit(CONFIG_SYS_GPIO_PHY0_RST, 1); + gpio_write_bit(CONFIG_SYS_GPIO_PHY1_RST, 1); + + return 0; +} + +/* + * Override weak default with board specific version + */ +phys_addr_t cfi_flash_bank_addr(int bank) +{ + return lwmon5_cfi_flash_bank_addr[bank]; +} + +/* + * Override the weak default mapping function with a board specific one + */ +u32 flash_get_bank_size(int cs, int idx) +{ + return flash_info[idx].size; +} + +int board_early_init_r(void) +{ + u32 val0, val1; + + /* + * lwmon5 is manufactured in 2 different board versions: + * The lwmon5a board has 64MiB NOR flash instead of the + * 128MiB of the original lwmon5. Unfortunately the CFI driver + * will report 2 banks of 64MiB even for the smaller flash + * chip, since the bank is mirrored. To fix this, we bring + * one bank into CFI query mode and read its response. This + * enables us to detect the real number of flash devices/ + * banks which will be used later on by the common CFI driver. + */ + + /* Put bank 0 into CFI command mode and read */ + out_be32((void *)CONFIG_SYS_FLASH0, 0x00980098); + val0 = in_be32((void *)CONFIG_SYS_FLASH0 + FLASH_OFFSET_CFI_RESP); + val1 = in_be32((void *)CONFIG_SYS_FLASH1 + FLASH_OFFSET_CFI_RESP); + + /* Reset flash again out of query mode */ + out_be32((void *)CONFIG_SYS_FLASH0, 0x00f000f0); + + /* When not identical, we have 2 different flash devices/banks */ + if (val0 != val1) + return 0; + + /* + * Now we're sure that we're running on a LWMON5a board with + * only 64MiB NOR flash in one bank: + * + * Set flash base address and bank count for CFI driver probing. + */ + cfi_flash_num_flash_banks = 1; + lwmon5_cfi_flash_bank_addr[0] = CONFIG_SYS_FLASH0; + + return 0; +} + +int misc_init_r(void) +{ + u32 pbcr; + int size_val = 0; + u32 reg; +#ifndef CONFIG_LCD4_LWMON5 + unsigned long usb2d0cr = 0; + unsigned long usb2phy0cr, usb2h0cr = 0; + unsigned long sdr0_pfc1, sdr0_srst; +#endif + + /* + * FLASH stuff... + */ + + /* Re-do sizing to get full correct info */ + + /* adjust flash start and offset */ + gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; + gd->bd->bi_flashoffset = 0; + + mfebc(PB0CR, pbcr); + size_val = ffs(gd->bd->bi_flashsize) - 21; + pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17); + mtebc(PB0CR, pbcr); + + /* + * Re-check to get correct base address + */ + flash_get_size(gd->bd->bi_flashstart, 0); + + /* Monitor protection ON by default */ + flash_protect(FLAG_PROTECT_SET, -CONFIG_SYS_MONITOR_LEN, 0xffffffff, + &flash_info[cfi_flash_num_flash_banks - 1]); + + /* Env protection ON by default */ + flash_protect(FLAG_PROTECT_SET, CONFIG_ENV_ADDR_REDUND, + CONFIG_ENV_ADDR_REDUND + 2 * CONFIG_ENV_SECT_SIZE - 1, + &flash_info[cfi_flash_num_flash_banks - 1]); + +#ifndef CONFIG_LCD4_LWMON5 + /* + * USB suff... + */ + + /* Reset USB */ + /* Reset of USB2PHY0 must be active at least 10 us */ + mtsdr(SDR0_SRST0, SDR0_SRST0_USB2H | SDR0_SRST0_USB2D); + udelay(2000); + + mtsdr(SDR0_SRST1, SDR0_SRST1_USB20PHY | SDR0_SRST1_USB2HUTMI | + SDR0_SRST1_USB2HPHY | SDR0_SRST1_OPBA2 | + SDR0_SRST1_PLB42OPB1 | SDR0_SRST1_OPB2PLB40); + udelay(2000); + + /* Errata CHIP_6 */ + + /* 1. Set internal PHY configuration */ + /* SDR Setting */ + mfsdr(SDR0_PFC1, sdr0_pfc1); + mfsdr(SDR0_USB0, usb2d0cr); + mfsdr(SDR0_USB2PHY0CR, usb2phy0cr); + mfsdr(SDR0_USB2H0CR, usb2h0cr); + + usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_XOCLK_MASK; + usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_XOCLK_EXTERNAL; /*0*/ + usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_WDINT_MASK; + usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_WDINT_16BIT_30MHZ; /*1*/ + usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_DVBUS_MASK; + usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DVBUS_PUREN; /*1*/ + usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_DWNSTR_MASK; + usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_DWNSTR_HOST; /*1*/ + usb2phy0cr = usb2phy0cr & ~SDR0_USB2PHY0CR_UTMICN_MASK; + usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST; /*1*/ + + /* + * An 8-bit/60MHz interface is the only possible alternative + * when connecting the Device to the PHY + */ + usb2h0cr = usb2h0cr & ~SDR0_USB2H0CR_WDINT_MASK; + usb2h0cr = usb2h0cr | SDR0_USB2H0CR_WDINT_16BIT_30MHZ; /*1*/ + + mtsdr(SDR0_PFC1, sdr0_pfc1); + mtsdr(SDR0_USB0, usb2d0cr); + mtsdr(SDR0_USB2PHY0CR, usb2phy0cr); + mtsdr(SDR0_USB2H0CR, usb2h0cr); + + /* 2. De-assert internal PHY reset */ + mfsdr(SDR0_SRST1, sdr0_srst); + sdr0_srst = sdr0_srst & ~SDR0_SRST1_USB20PHY; + mtsdr(SDR0_SRST1, sdr0_srst); + + /* 3. Wait for more than 1 ms */ + udelay(2000); + + /* 4. De-assert USB 2.0 Host main reset */ + mfsdr(SDR0_SRST0, sdr0_srst); + sdr0_srst = sdr0_srst &~ SDR0_SRST0_USB2H; + mtsdr(SDR0_SRST0, sdr0_srst); + udelay(1000); + + /* 5. De-assert reset of OPB2 cores */ + mfsdr(SDR0_SRST1, sdr0_srst); + sdr0_srst = sdr0_srst &~ SDR0_SRST1_PLB42OPB1; + sdr0_srst = sdr0_srst &~ SDR0_SRST1_OPB2PLB40; + sdr0_srst = sdr0_srst &~ SDR0_SRST1_OPBA2; + mtsdr(SDR0_SRST1, sdr0_srst); + udelay(1000); + + /* 6. Set EHCI Configure FLAG */ + + /* 7. Reassert internal PHY reset: */ + mtsdr(SDR0_SRST1, SDR0_SRST1_USB20PHY); + udelay(1000); +#endif + + /* + * Clear resets + */ + mtsdr(SDR0_SRST1, 0x00000000); + mtsdr(SDR0_SRST0, 0x00000000); + +#ifndef CONFIG_LCD4_LWMON5 + printf("USB: Host(int phy) Device(ext phy)\n"); +#endif + + /* + * Clear PLB4A0_ACR[WRP] + * This fix will make the MAL burst disabling patch for the Linux + * EMAC driver obsolete. + */ + reg = mfdcr(PLB4A0_ACR) & ~PLB4Ax_ACR_WRP_MASK; + mtdcr(PLB4A0_ACR, reg); + +#ifndef CONFIG_LCD4_LWMON5 + /* + * Init matrix keyboard + */ + misc_init_r_kbd(); +#endif + + return 0; +} + +int checkboard(void) +{ + char buf[64]; + int i = getenv_f("serial#", buf, sizeof(buf)); + + printf("Board: %s", __stringify(CONFIG_HOSTNAME)); + + if (i > 0) { + puts(", serial# "); + puts(buf); + } + putc('\n'); + + return (0); +} + +void hw_watchdog_reset(void) +{ + int val; +#if defined(CONFIG_WD_MAX_RATE) + unsigned long long ct = get_ticks(); + + /* + * Don't allow watch-dog triggering more frequently than + * the predefined value CONFIG_WD_MAX_RATE [ticks]. + */ + if (ct >= gd->arch.wdt_last) { + if ((ct - gd->arch.wdt_last) < CONFIG_WD_MAX_RATE) + return; + } else { + /* Time base counter had been reset */ + if (((unsigned long long)(-1) - gd->arch.wdt_last + ct) < + CONFIG_WD_MAX_RATE) + return; + } + gd->arch.wdt_last = get_ticks(); +#endif + + /* + * Toggle watchdog output + */ + val = gpio_read_out_bit(CONFIG_SYS_GPIO_WATCHDOG) == 0 ? 1 : 0; + gpio_write_bit(CONFIG_SYS_GPIO_WATCHDOG, val); +} + +int do_eeprom_wp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + if (argc < 2) + return cmd_usage(cmdtp); + + if ((strcmp(argv[1], "on") == 0)) + gpio_write_bit(CONFIG_SYS_GPIO_EEPROM_EXT_WP, 1); + else if ((strcmp(argv[1], "off") == 0)) + gpio_write_bit(CONFIG_SYS_GPIO_EEPROM_EXT_WP, 0); + else + return cmd_usage(cmdtp); + + return 0; +} + +U_BOOT_CMD( + eepromwp, 2, 0, do_eeprom_wp, + "eeprom write protect off/on", + "<on|off> - enable (on) or disable (off) I2C EEPROM write protect" +); + +#if defined(CONFIG_VIDEO) +#include <video_fb.h> +#include <mb862xx.h> + +extern GraphicDevice mb862xx; + +static const gdc_regs init_regs [] = { + { 0x0100, 0x00000f00 }, + { 0x0020, 0x801401df }, + { 0x0024, 0x00000000 }, + { 0x0028, 0x00000000 }, + { 0x002c, 0x00000000 }, + { 0x0110, 0x00000000 }, + { 0x0114, 0x00000000 }, + { 0x0118, 0x01df0280 }, + { 0x0004, 0x031f0000 }, + { 0x0008, 0x027f027f }, + { 0x000c, 0x015f028f }, + { 0x0010, 0x020c0000 }, + { 0x0014, 0x01df01ea }, + { 0x0018, 0x00000000 }, + { 0x001c, 0x01e00280 }, + { 0x0100, 0x80010f00 }, + { 0x0, 0x0 } +}; + +const gdc_regs *board_get_regs(void) +{ + return init_regs; +} + +/* Returns Lime base address */ +unsigned int board_video_init(void) +{ + /* + * Reset Lime controller + */ + gpio_write_bit(CONFIG_SYS_GPIO_LIME_S, 1); + udelay(500); + gpio_write_bit(CONFIG_SYS_GPIO_LIME_RST, 1); + + mb862xx.winSizeX = 640; + mb862xx.winSizeY = 480; + mb862xx.gdfBytesPP = 2; + mb862xx.gdfIndex = GDF_15BIT_555RGB; + + return CONFIG_SYS_LIME_BASE_0; +} + +#define DEFAULT_BRIGHTNESS 0x64 + +static void board_backlight_brightness(int brightness) +{ + if (brightness > 0) { + /* pwm duty, lamp on */ + out_be32((void *)(CONFIG_SYS_FPGA_BASE_0 + 0x00000024), brightness); + out_be32((void *)(CONFIG_SYS_FPGA_BASE_0 + 0x00000020), 0x701); + } else { + /* lamp off */ + out_be32((void *)(CONFIG_SYS_FPGA_BASE_0 + 0x00000024), 0x00); + out_be32((void *)(CONFIG_SYS_FPGA_BASE_0 + 0x00000020), 0x00); + } +} + +void board_backlight_switch(int flag) +{ + char * param; + int rc; + + if (flag) { + param = getenv("brightness"); + rc = param ? simple_strtol(param, NULL, 10) : -1; + if (rc < 0) + rc = DEFAULT_BRIGHTNESS; + } else { + rc = 0; + } + board_backlight_brightness(rc); +} + +#if defined(CONFIG_CONSOLE_EXTRA_INFO) +/* + * Return text to be printed besides the logo. + */ +void video_get_info_str(int line_number, char *info) +{ + if (line_number == 1) + strcpy(info, " Board: Lwmon5 (Liebherr Elektronik GmbH)"); + else + info [0] = '\0'; +} +#endif /* CONFIG_CONSOLE_EXTRA_INFO */ +#endif /* CONFIG_VIDEO */ + +void board_reset(void) +{ + gpio_write_bit(CONFIG_SYS_GPIO_BOARD_RESET, 1); +} + +#ifdef CONFIG_SPL_OS_BOOT +/* + * lwmon5 specific implementation of spl_start_uboot() + * + * RETURN + * 0 if booting into OS is selected (default) + * 1 if booting into U-Boot is selected + */ +int spl_start_uboot(void) +{ + char s[8]; + + env_init(); + getenv_f("boot_os", s, sizeof(s)); + if ((s != NULL) && (strcmp(s, "yes") == 0)) + return 0; + + return 1; +} + +/* + * This function is called from the SPL U-Boot version for + * early init stuff, that needs to be done for OS (e.g. Linux) + * booting. Doing it later in the real U-Boot would not work + * in case that the SPL U-Boot boots Linux directly. + */ +void spl_board_init(void) +{ + const gdc_regs *regs = board_get_regs(); + + /* + * Setup PFC registers, mainly for ethernet support + * later on in Linux + */ + board_early_init_f(); + + /* enable the LSB transmitter */ + gpio_write_bit(CONFIG_SYS_GPIO_LSB_ENABLE, 1); + + /* + * Clear resets + */ + mtsdr(SDR0_SRST1, 0x00000000); + mtsdr(SDR0_SRST0, 0x00000000); + + /* + * Reset Lime controller + */ + gpio_write_bit(CONFIG_SYS_GPIO_LIME_S, 1); + udelay(500); + gpio_write_bit(CONFIG_SYS_GPIO_LIME_RST, 1); + + out_be32((void *)CONFIG_SYS_LIME_SDRAM_CLOCK, CONFIG_SYS_MB862xx_CCF); + udelay(300); + out_be32((void *)CONFIG_SYS_LIME_MMR, CONFIG_SYS_MB862xx_MMR); + + while (regs->index) { + out_be32((void *)(CONFIG_SYS_LIME_BASE_0 + GC_DISP_BASE) + + regs->index, regs->value); + regs++; + } + + board_backlight_brightness(DEFAULT_BRIGHTNESS); +} +#endif diff --git a/board/lwmon5/sdram.c b/board/lwmon5/sdram.c new file mode 100644 index 0000000..5dfbb0b --- /dev/null +++ b/board/lwmon5/sdram.c @@ -0,0 +1,247 @@ +/* + * (C) Copyright 2006 + * Sylvie Gohl, AMCC/IBM, gohl.sylvie@fr.ibm.com + * Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com + * Thierry Roman, AMCC/IBM, thierry_roman@fr.ibm.com + * Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com + * Robert Snyder, AMCC/IBM, rob.snyder@fr.ibm.com + * + * (C) Copyright 2007-2013 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* define DEBUG for debugging output (obviously ;-)) */ +#if 0 +#define DEBUG +#endif + +#include <common.h> +#include <asm/processor.h> +#include <asm/mmu.h> +#include <asm/io.h> +#include <asm/cache.h> +#include <asm/ppc440.h> +#include <watchdog.h> + +/* + * This DDR2 setup code can dynamically setup the TLB entries for the DDR2 memory + * region. Right now the cache should still be disabled in U-Boot because of the + * EMAC driver, that need it's buffer descriptor to be located in non cached + * memory. + * + * If at some time this restriction doesn't apply anymore, just define + * CONFIG_4xx_DCACHE in the board config file and this code should setup + * everything correctly. + */ +#ifdef CONFIG_4xx_DCACHE +#define MY_TLB_WORD2_I_ENABLE 0 /* enable caching on SDRAM */ +#else +#define MY_TLB_WORD2_I_ENABLE TLB_WORD2_I_ENABLE /* disable caching on SDRAM */ +#endif + +/*-----------------------------------------------------------------------------+ + * Prototypes + *-----------------------------------------------------------------------------*/ +extern int denali_wait_for_dlllock(void); +extern void denali_core_search_data_eye(void); +extern void dcbz_area(u32 start_address, u32 num_bytes); + +static u32 is_ecc_enabled(void) +{ + u32 val; + + mfsdram(DDR0_22, val); + val &= DDR0_22_CTRL_RAW_MASK; + if (val) + return 1; + else + return 0; +} + +void board_add_ram_info(int use_default) +{ + PPC4xx_SYS_INFO board_cfg; + u32 val; + + if (is_ecc_enabled()) + puts(" (ECC"); + else + puts(" (ECC not"); + + get_sys_info(&board_cfg); + printf(" enabled, %ld MHz", (board_cfg.freqPLB * 2) / 1000000); + + mfsdram(DDR0_03, val); + val = DDR0_03_CASLAT_DECODE(val); + printf(", CL%d)", val); +} + +#ifdef CONFIG_DDR_ECC +static void wait_ddr_idle(void) +{ + /* + * Controller idle status cannot be determined for Denali + * DDR2 code. Just return here. + */ +} + +static void program_ecc(u32 start_address, + u32 num_bytes, + u32 tlb_word2_i_value) +{ + u32 val; + u32 current_addr = start_address; + u32 size; + int bytes_remaining; + + sync(); + wait_ddr_idle(); + + /* + * Because of 440EPx errata CHIP 11, we don't touch the last 256 + * bytes of SDRAM. + */ + bytes_remaining = num_bytes - CONFIG_SYS_MEM_TOP_HIDE; + + /* + * We have to write the ECC bytes by zeroing and flushing in smaller + * steps, since the whole 256MByte takes too long for the external + * watchdog. + */ + while (bytes_remaining > 0) { + size = min((64 << 20), bytes_remaining); + + /* Write zero's to SDRAM */ + dcbz_area(current_addr, size); + + /* Write modified dcache lines back to memory */ + clean_dcache_range(current_addr, current_addr + size); + + current_addr += 64 << 20; + bytes_remaining -= 64 << 20; + WATCHDOG_RESET(); + } + + sync(); + wait_ddr_idle(); + + /* Clear error status */ + mfsdram(DDR0_00, val); + mtsdram(DDR0_00, val | DDR0_00_INT_ACK_ALL); + + /* Set 'int_mask' parameter to functionnal value */ + mfsdram(DDR0_01, val); + mtsdram(DDR0_01, ((val &~ DDR0_01_INT_MASK_MASK) | DDR0_01_INT_MASK_ALL_OFF)); + + sync(); + wait_ddr_idle(); +} +#endif + +/************************************************************************* + * + * initdram -- 440EPx's DDR controller is a DENALI Core + * + ************************************************************************/ +phys_size_t initdram (int board_type) +{ +#if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_LCD4_LWMON5) + /* CL=4 */ + mtsdram(DDR0_02, 0x00000000); + + mtsdram(DDR0_00, 0x0000190A); + mtsdram(DDR0_01, 0x01000000); + mtsdram(DDR0_03, 0x02040803); /* A suitable burst length was taken. CAS is right for our board */ + + mtsdram(DDR0_04, 0x0B030300); + mtsdram(DDR0_05, 0x02020308); + mtsdram(DDR0_06, 0x0003C812); + mtsdram(DDR0_07, 0x00090100); + mtsdram(DDR0_08, 0x03c80001); + mtsdram(DDR0_09, 0x00011D5F); + mtsdram(DDR0_10, 0x00000100); + mtsdram(DDR0_11, 0x000CC800); + mtsdram(DDR0_12, 0x00000003); + mtsdram(DDR0_14, 0x00000000); + mtsdram(DDR0_17, 0x1e000000); + mtsdram(DDR0_18, 0x1e1e1e1e); + mtsdram(DDR0_19, 0x1e1e1e1e); + mtsdram(DDR0_20, 0x0B0B0B0B); + mtsdram(DDR0_21, 0x0B0B0B0B); +#ifdef CONFIG_DDR_ECC + mtsdram(DDR0_22, 0x00267F0B | DDR0_22_CTRL_RAW_ECC_ENABLE); /* enable ECC */ +#else + mtsdram(DDR0_22, 0x00267F0B); +#endif + + mtsdram(DDR0_23, 0x01000000); + mtsdram(DDR0_24, 0x01010001); + + mtsdram(DDR0_26, 0x2D93028A); + mtsdram(DDR0_27, 0x0784682B); + + mtsdram(DDR0_28, 0x00000080); + mtsdram(DDR0_31, 0x00000000); + mtsdram(DDR0_42, 0x01000008); + + mtsdram(DDR0_43, 0x050A0200); + mtsdram(DDR0_44, 0x00000005); + mtsdram(DDR0_02, 0x00000001); /* Activate the denali core */ + + denali_wait_for_dlllock(); + +#if defined(CONFIG_DDR_DATA_EYE) + /* -----------------------------------------------------------+ + * Perform data eye search if requested. + * ----------------------------------------------------------*/ + program_tlb(0, CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MBYTES_SDRAM << 20, + TLB_WORD2_I_ENABLE); + denali_core_search_data_eye(); + remove_tlb(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MBYTES_SDRAM << 20); +#endif + + /* + * Program tlb entries for this size (dynamic) + */ + program_tlb(0, CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MBYTES_SDRAM << 20, + MY_TLB_WORD2_I_ENABLE); + +#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_4xx_DCACHE) + /* + * If ECC is enabled, initialize the parity bits. + */ + program_ecc(0, CONFIG_SYS_MBYTES_SDRAM << 20, 0); +#else /* CONFIG_4xx_DCACHE */ + /* + * Setup 2nd TLB with same physical address but different virtual address + * with cache enabled. This is done for fast ECC generation. + */ + program_tlb(0, CONFIG_SYS_DDR_CACHED_ADDR, CONFIG_SYS_MBYTES_SDRAM << 20, 0); + + /* + * If ECC is enabled, initialize the parity bits. + */ + program_ecc(CONFIG_SYS_DDR_CACHED_ADDR, CONFIG_SYS_MBYTES_SDRAM << 20, 0); + + /* + * Now after initialization (auto-calibration and ECC generation) + * remove the TLB entries with caches enabled and program again with + * desired cache functionality + */ + remove_tlb(CONFIG_SYS_DDR_CACHED_ADDR, CONFIG_SYS_MBYTES_SDRAM << 20); +#endif /* CONFIG_4xx_DCACHE */ +#endif /* CONFIG_DDR_ECC */ + + /* + * Clear possible errors resulting from data-eye-search. + * If not done, then we could get an interrupt later on when + * exceptions are enabled. + */ + set_mcsr(get_mcsr()); +#endif /* CONFIG_SPL_BUILD */ + + return (CONFIG_SYS_MBYTES_SDRAM << 20); +} diff --git a/configs/lcd4_lwmon5_defconfig b/configs/lcd4_lwmon5_defconfig new file mode 100644 index 0000000..b911dbd --- /dev/null +++ b/configs/lcd4_lwmon5_defconfig @@ -0,0 +1,6 @@ +CONFIG_PPC=y +CONFIG_4xx=y +CONFIG_TARGET_LWMON5=y +CONFIG_SPL=y +CONFIG_SYS_EXTRA_OPTIONS="LCD4_LWMON5" +# CONFIG_CMD_SETEXPR is not set diff --git a/configs/lwmon5_defconfig b/configs/lwmon5_defconfig new file mode 100644 index 0000000..0a6da68 --- /dev/null +++ b/configs/lwmon5_defconfig @@ -0,0 +1,4 @@ +CONFIG_PPC=y +CONFIG_4xx=y +CONFIG_TARGET_LWMON5=y +# CONFIG_CMD_SETEXPR is not set diff --git a/doc/README.scrapyard b/doc/README.scrapyard index 9cda0bd..c7b4fa3 100644 --- a/doc/README.scrapyard +++ b/doc/README.scrapyard @@ -19,7 +19,6 @@ zeus powerpc ppc4xx - - Stefan Roese sbc405 powerpc ppc4xx - - pcs440ep powerpc ppc4xx - - Stefan Roese sr@denx.de p3p440 powerpc ppc4xx - - Stefan Roese sr@denx.de -lwmon5 powerpc ppc4xx - - Stefan Roese sr@denx.de csb272/csb472 powerpc ppc4xx - - Tolunay Orkun torkun@nextio.com alpr powerpc ppc4xx - - Stefan Roese sr@denx.de cam_enc_4xx arm arm926ejs 8d775763 2015-08-20 Heiko Schocher hs@denx.de diff --git a/drivers/video/mb862xx.c b/drivers/video/mb862xx.c index 868c512..1c74e97 100644 --- a/drivers/video/mb862xx.c +++ b/drivers/video/mb862xx.c @@ -419,7 +419,8 @@ void *video_hw_init (void) board_disp_init (); #endif

-#if defined(CONFIG_SOCRATES) && !(CONFIG_POST & CONFIG_SYS_POST_SYSMON) +#if (defined(CONFIG_LWMON5) || \ + defined(CONFIG_SOCRATES)) && !(CONFIG_POST & CONFIG_SYS_POST_SYSMON) /* Lamp on */ board_backlight_switch (1); #endif diff --git a/include/configs/lwmon5.h b/include/configs/lwmon5.h new file mode 100644 index 0000000..513167e --- /dev/null +++ b/include/configs/lwmon5.h @@ -0,0 +1,692 @@ +/* + * (C) Copyright 2007-2013 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * lwmon5.h - configuration for lwmon5 board + */ +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * Liebherr extra version info + */ +#define CONFIG_IDENT_STRING " - v2.0" + +/* + * High Level Configuration Options + */ +#define CONFIG_LWMON5 1 /* Board is lwmon5 */ +#define CONFIG_440EPX 1 /* Specific PPC440EPx */ +#define CONFIG_440 1 /* ... PPC440 family */ + +#ifdef CONFIG_LCD4_LWMON5 +#define CONFIG_SYS_TEXT_BASE 0x01000000 /* SPL U-Boot TEXT_BASE */ +#define CONFIG_HOSTNAME lcd4_lwmon5 +#else +#define CONFIG_SYS_TEXT_BASE 0xFFF80000 +#define CONFIG_HOSTNAME lwmon5 +#endif + +#define CONFIG_SYS_CLK_FREQ 33300000 /* external freq to pll */ + +#define CONFIG_4xx_DCACHE /* enable cache in SDRAM */ + +#define CONFIG_BOARD_EARLY_INIT_F /* Call board_early_init_f */ +#define CONFIG_BOARD_EARLY_INIT_R /* Call board_early_init_r */ +#define CONFIG_BOARD_POSTCLK_INIT /* Call board_postclk_init */ +#define CONFIG_MISC_INIT_R /* Call misc_init_r */ +#define CONFIG_BOARD_RESET /* Call board_reset */ + +/* + * Base addresses -- Note these are effective addresses where the + * actual resources get mapped (not physical addresses) + */ +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* Start of U-Boot */ +#define CONFIG_SYS_MONITOR_LEN 0x80000 +#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* Reserved for malloc */ + +#define CONFIG_SYS_BOOT_BASE_ADDR 0xf0000000 +#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* _must_ be 0 */ +#define CONFIG_SYS_FLASH_BASE 0xf8000000 /* start of FLASH */ +#define CONFIG_SYS_LIME_BASE_0 0xc0000000 +#define CONFIG_SYS_LIME_BASE_1 0xc1000000 +#define CONFIG_SYS_LIME_BASE_2 0xc2000000 +#define CONFIG_SYS_LIME_BASE_3 0xc3000000 +#define CONFIG_SYS_FPGA_BASE_0 0xc4000000 +#define CONFIG_SYS_FPGA_BASE_1 0xc4200000 +#define CONFIG_SYS_OCM_BASE 0xe0010000 /* ocm */ +#define CONFIG_SYS_PCI_BASE 0xe0000000 /* Internal PCI regs */ +#define CONFIG_SYS_PCI_MEMBASE 0x80000000 /* mapped pci memory */ +#define CONFIG_SYS_PCI_MEMBASE1 (CONFIG_SYS_PCI_MEMBASE + 0x10000000) +#define CONFIG_SYS_PCI_MEMBASE2 (CONFIG_SYS_PCI_MEMBASE1 + 0x10000000) +#define CONFIG_SYS_PCI_MEMBASE3 (CONFIG_SYS_PCI_MEMBASE2 + 0x10000000) + +#ifndef CONFIG_LCD4_LWMON5 +#define CONFIG_SYS_USB2D0_BASE 0xe0000100 +#define CONFIG_SYS_USB_DEVICE 0xe0000000 +#define CONFIG_SYS_USB_HOST 0xe0000400 +#endif + +/* + * Initial RAM & stack pointer + * + * On LWMON5 we use D-cache as init-ram and stack pointer. We also move + * the POST_WORD from OCM to a 440EPx register that preserves it's + * content during reset (GPT0_COMP6). This way we reserve the OCM (16k) + * for logbuffer only. (GPT0_COMP1-COMP5 are reserved for logbuffer header.) + */ +#ifndef CONFIG_LCD4_LWMON5 +#define CONFIG_SYS_INIT_RAM_DCACHE 1 /* d-cache as init ram */ +#define CONFIG_SYS_INIT_RAM_ADDR 0x70000000 /* DCache */ +#define CONFIG_SYS_INIT_RAM_SIZE (4 << 10) +#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - \ + GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET +#else +#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_BASE +#define CONFIG_SYS_INIT_RAM_SIZE (4 << 10) +#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - \ + GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_GBL_DATA_OFFSET - 0x4) +#endif +/* unused GPT0 COMP reg */ +#define CONFIG_SYS_POST_WORD_ADDR (CONFIG_SYS_PERIPHERAL_BASE + GPT0_COMP6) +#define CONFIG_SYS_OCM_SIZE (16 << 10) +/* 440EPx errata CHIP 11: don't use last 4kbytes */ +#define CONFIG_SYS_MEM_TOP_HIDE (4 << 10) + +/* Additional registers for watchdog timer post test */ +#define CONFIG_SYS_WATCHDOG_TIME_ADDR (CONFIG_SYS_PERIPHERAL_BASE + GPT0_MASK2) +#define CONFIG_SYS_WATCHDOG_FLAGS_ADDR (CONFIG_SYS_PERIPHERAL_BASE + GPT0_MASK1) +#define CONFIG_SYS_DSPIC_TEST_ADDR CONFIG_SYS_WATCHDOG_FLAGS_ADDR +#define CONFIG_SYS_OCM_STATUS_ADDR CONFIG_SYS_WATCHDOG_FLAGS_ADDR +#define CONFIG_SYS_WATCHDOG_MAGIC 0x12480000 +#define CONFIG_SYS_WATCHDOG_MAGIC_MASK 0xFFFF0000 +#define CONFIG_SYS_DSPIC_TEST_MASK 0x00000001 +#define CONFIG_SYS_OCM_STATUS_OK 0x00009A00 +#define CONFIG_SYS_OCM_STATUS_FAIL 0x0000A300 +#define CONFIG_SYS_OCM_STATUS_MASK 0x0000FF00 + +/* + * Serial Port + */ +#define CONFIG_CONS_INDEX 2 /* Use UART1 */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE 1 +#define CONFIG_SYS_NS16550_CLK get_serial_clock() +#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* no external clock provided */ +#define CONFIG_BAUDRATE 115200 + +#define CONFIG_SYS_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200} + +/* + * Environment + */ +#define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */ + +/* + * FLASH related + */ +#define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */ +#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */ + +#define CONFIG_SYS_FLASH0 0xFC000000 +#define CONFIG_SYS_FLASH1 0xF8000000 +#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH1, CONFIG_SYS_FLASH0 } + +#define CONFIG_SYS_MAX_FLASH_BANKS_DETECT 2 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 512 /* max number of sectors on one chip */ + +#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes (20x faster) */ +#define CONFIG_SYS_FLASH_PROTECTION /* use hardware flash protection */ + +#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ +#define CONFIG_SYS_FLASH_QUIET_TEST /* don't warn upon unknown flash */ + +#define CONFIG_ENV_SECT_SIZE 0x40000 /* size of one complete sector */ +#define CONFIG_ENV_ADDR ((-CONFIG_SYS_MONITOR_LEN) - CONFIG_ENV_SECT_SIZE) +#define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */ + +/* 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) + +/* + * DDR SDRAM + */ +#define CONFIG_SYS_MBYTES_SDRAM 256 +#define CONFIG_SYS_DDR_CACHED_ADDR 0x40000000 /* setup 2nd TLB cached here */ +#define CONFIG_DDR_DATA_EYE /* use DDR2 optimization */ +#ifndef CONFIG_LCD4_LWMON5 +#define CONFIG_DDR_ECC /* enable ECC */ +#endif + +#ifndef CONFIG_LCD4_LWMON5 +/* POST support */ +#define CONFIG_POST (CONFIG_SYS_POST_CACHE | \ + CONFIG_SYS_POST_CPU | \ + CONFIG_SYS_POST_ECC | \ + CONFIG_SYS_POST_ETHER | \ + CONFIG_SYS_POST_FPU | \ + CONFIG_SYS_POST_I2C | \ + CONFIG_SYS_POST_MEMORY | \ + CONFIG_SYS_POST_OCM | \ + CONFIG_SYS_POST_RTC | \ + CONFIG_SYS_POST_SPR | \ + CONFIG_SYS_POST_UART | \ + CONFIG_SYS_POST_SYSMON | \ + CONFIG_SYS_POST_WATCHDOG | \ + CONFIG_SYS_POST_DSP | \ + CONFIG_SYS_POST_BSPEC1 | \ + CONFIG_SYS_POST_BSPEC2 | \ + CONFIG_SYS_POST_BSPEC3 | \ + CONFIG_SYS_POST_BSPEC4 | \ + CONFIG_SYS_POST_BSPEC5) + +/* Define here the base-addresses of the UARTs to test in POST */ +#define CONFIG_SYS_POST_UART_TABLE { CONFIG_SYS_NS16550_COM1, \ + CONFIG_SYS_NS16550_COM2 } + +#define CONFIG_POST_UART { \ + "UART test", \ + "uart", \ + "This test verifies the UART operation.", \ + POST_RAM | POST_SLOWTEST | POST_ALWAYS | POST_MANUAL, \ + &uart_post_test, \ + NULL, \ + NULL, \ + CONFIG_SYS_POST_UART \ + } + +#define CONFIG_POST_WATCHDOG { \ + "Watchdog timer test", \ + "watchdog", \ + "This test checks the watchdog timer.", \ + POST_RAM | POST_POWERON | POST_SLOWTEST | POST_MANUAL | POST_REBOOT, \ + &lwmon5_watchdog_post_test, \ + NULL, \ + NULL, \ + CONFIG_SYS_POST_WATCHDOG \ + } + +#define CONFIG_POST_BSPEC1 { \ + "dsPIC init test", \ + "dspic_init", \ + "This test returns result of dsPIC READY test run earlier.", \ + POST_RAM | POST_ALWAYS, \ + &dspic_init_post_test, \ + NULL, \ + NULL, \ + CONFIG_SYS_POST_BSPEC1 \ + } + +#define CONFIG_POST_BSPEC2 { \ + "dsPIC test", \ + "dspic", \ + "This test gets result of dsPIC POST and dsPIC version.", \ + POST_RAM | POST_ALWAYS, \ + &dspic_post_test, \ + NULL, \ + NULL, \ + CONFIG_SYS_POST_BSPEC2 \ + } + +#define CONFIG_POST_BSPEC3 { \ + "FPGA test", \ + "fpga", \ + "This test checks FPGA registers and memory.", \ + POST_RAM | POST_ALWAYS | POST_MANUAL, \ + &fpga_post_test, \ + NULL, \ + NULL, \ + CONFIG_SYS_POST_BSPEC3 \ + } + +#define CONFIG_POST_BSPEC4 { \ + "GDC test", \ + "gdc", \ + "This test checks GDC registers and memory.", \ + POST_RAM | POST_ALWAYS | POST_MANUAL,\ + &gdc_post_test, \ + NULL, \ + NULL, \ + CONFIG_SYS_POST_BSPEC4 \ + } + +#define CONFIG_POST_BSPEC5 { \ + "SYSMON1 test", \ + "sysmon1", \ + "This test checks GPIO_62_EPX pin indicating power failure.", \ + POST_RAM | POST_MANUAL | POST_NORMAL | POST_SLOWTEST, \ + &sysmon1_post_test, \ + NULL, \ + NULL, \ + CONFIG_SYS_POST_BSPEC5 \ + } + +#define CONFIG_SYS_POST_CACHE_ADDR 0x7fff0000 /* free virtual address */ +#define CONFIG_LOGBUFFER +/* Reserve GPT0_COMP1-COMP5 for logbuffer header */ +#define CONFIG_ALT_LH_ADDR (CONFIG_SYS_PERIPHERAL_BASE + GPT0_COMP1) +#define CONFIG_ALT_LB_ADDR (CONFIG_SYS_OCM_BASE) +#define CONFIG_SYS_CONSOLE_IS_IN_ENV /* Otherwise it catches logbuffer as output */ +#endif + +/* + * I2C + */ +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_PPC4XX +#define CONFIG_SYS_I2C_PPC4XX_CH0 +#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 100000 +#define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F + +#define CONFIG_SYS_I2C_RTC_ADDR 0x51 /* RTC */ +#define CONFIG_SYS_I2C_EEPROM_CPU_ADDR 0x52 /* EEPROM (CPU Modul) */ +#define CONFIG_SYS_I2C_EEPROM_MB_ADDR 0x53 /* EEPROM AT24C128 (MainBoard) */ +#define CONFIG_SYS_I2C_DSPIC_ADDR 0x54 /* dsPIC */ +#define CONFIG_SYS_I2C_DSPIC_2_ADDR 0x55 /* dsPIC */ +#define CONFIG_SYS_I2C_DSPIC_KEYB_ADDR 0x56 /* dsPIC */ +#define CONFIG_SYS_I2C_DSPIC_IO_ADDR 0x57 /* dsPIC */ + +#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* Bytes of address */ +#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* The Atmel AT24C128 has */ + /* 64 byte page write mode using*/ + /* last 6 bits of the address */ +#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ +#define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE + +#define CONFIG_RTC_PCF8563 /* enable Philips PCF8563 RTC */ +#define CONFIG_SYS_I2C_RTC_ADDR 0x51 /* Philips PCF8563 RTC address */ +#define CONFIG_SYS_I2C_KEYBD_ADDR 0x56 /* PIC LWE keyboard */ +#define CONFIG_SYS_I2C_DSPIC_IO_ADDR 0x57 /* PIC I/O addr */ + +#define CONFIG_SYS_POST_I2C_ADDRS {CONFIG_SYS_I2C_RTC_ADDR, \ + CONFIG_SYS_I2C_EEPROM_CPU_ADDR,\ + CONFIG_SYS_I2C_EEPROM_MB_ADDR, \ + CONFIG_SYS_I2C_DSPIC_ADDR, \ + CONFIG_SYS_I2C_DSPIC_2_ADDR, \ + CONFIG_SYS_I2C_DSPIC_KEYB_ADDR,\ + CONFIG_SYS_I2C_DSPIC_IO_ADDR } + +/* + * Pass open firmware flat tree + */ +#define CONFIG_OF_LIBFDT +#define CONFIG_OF_BOARD_SETUP +/* Update size in "reg" property of NOR FLASH device tree nodes */ +#define CONFIG_FDT_FIXUP_NOR_FLASH_SIZE + +#define CONFIG_FIT /* enable FIT image support */ + +#define CONFIG_POST_KEY_MAGIC "3C+3E" /* press F3 + F5 keys to force POST */ + +#define CONFIG_PREBOOT "setenv bootdelay 15" + +#undef CONFIG_BOOTARGS + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "hostname=lwmon5\0" \ + "netdev=eth0\0" \ + "unlock=yes\0" \ + "logversion=2\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw " \ + "nfsroot=${serverip}:${rootpath}\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 ${bootargs} console=ttyS1,${baudrate}\0"\ + "addmisc=setenv bootargs ${bootargs} rtc-pcf8563.probe=0,0x51\0"\ + "flash_nfs=run nfsargs addip addtty addmisc;" \ + "bootm ${kernel_addr}\0" \ + "flash_self=run ramargs addip addtty addmisc;" \ + "bootm ${kernel_addr} ${ramdisk_addr}\0" \ + "net_nfs=tftp 200000 ${bootfile};" \ + "run nfsargs addip addtty addmisc;bootm\0" \ + "rootpath=/opt/eldk/ppc_4xxFP\0" \ + "bootfile=/tftpboot/lwmon5/uImage\0" \ + "kernel_addr=FC000000\0" \ + "ramdisk_addr=FC180000\0" \ + "load=tftp 200000 /tftpboot/${hostname}/u-boot.bin\0" \ + "update=protect off FFF80000 FFFFFFFF;era FFF80000 FFFFFFFF;" \ + "cp.b 200000 FFF80000 80000\0" \ + "upd=run load update\0" \ + "lwe_env=tftp 200000 /tftpboot.dev/lwmon5/env_uboot.bin;" \ + "autoscr 200000\0" \ + "" +#define CONFIG_BOOTCOMMAND "run flash_self" + +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define CONFIG_PPC4xx_EMAC +#define CONFIG_IBM_EMAC4_V4 1 +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_PHY_ADDR 3 /* PHY address, See schematics */ + +#define CONFIG_PHY_RESET 1 /* reset phy upon startup */ +#define CONFIG_PHY_RESET_DELAY 300 + +#define CONFIG_HAS_ETH0 +#define CONFIG_SYS_RX_ETH_BUFFER 32 /* Number of ethernet rx buffers & descriptors */ + +#define CONFIG_HAS_ETH1 1 /* add support for "eth1addr" */ +#define CONFIG_PHY1_ADDR 1 + +/* Video console */ +#define CONFIG_VIDEO +#define CONFIG_VIDEO_MB862xx +#define CONFIG_VIDEO_MB862xx_ACCEL +#define CONFIG_CFB_CONSOLE +#define CONFIG_VIDEO_LOGO +#define CONFIG_CONSOLE_EXTRA_INFO +#define VIDEO_FB_16BPP_PIXEL_SWAP +#define VIDEO_FB_16BPP_WORD_SWAP + +#define CONFIG_VGA_AS_SINGLE_DEVICE +#define CONFIG_VIDEO_SW_CURSOR +#define CONFIG_SPLASH_SCREEN + +#ifndef CONFIG_LCD4_LWMON5 +/* + * USB/EHCI + */ +#define CONFIG_USB_EHCI /* Enable EHCI USB support */ +#define CONFIG_USB_EHCI_PPC4XX /* on PPC4xx platform */ +#define CONFIG_SYS_PPC4XX_USB_ADDR 0xe0000300 +#define CONFIG_EHCI_MMIO_BIG_ENDIAN +#define CONFIG_EHCI_DESC_BIG_ENDIAN +#define CONFIG_EHCI_HCD_INIT_AFTER_RESET /* re-init HCD after CMD_RESET */ +#define CONFIG_USB_STORAGE + +/* Partitions */ +#define CONFIG_MAC_PARTITION +#define CONFIG_DOS_PARTITION +#define CONFIG_ISO_PARTITION +#endif + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME + +/* + * Command line configuration. + */ +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_DATE +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_DIAG +#define CONFIG_CMD_EEPROM +#define CONFIG_CMD_ELF +#define CONFIG_CMD_FAT +#define CONFIG_CMD_I2C +#define CONFIG_CMD_IRQ +#define CONFIG_CMD_MII +#define CONFIG_CMD_PING +#define CONFIG_CMD_REGINFO +#define CONFIG_CMD_SDRAM + +#ifdef CONFIG_VIDEO +#define CONFIG_CMD_BMP +#endif + +#ifndef CONFIG_LCD4_LWMON5 +#ifdef CONFIG_440EPX +#define CONFIG_CMD_USB +#endif +#endif + +/* + * Miscellaneous configurable options + */ +#define CONFIG_SUPPORT_VFAT + +#define CONFIG_SYS_LONGHELP /* undef to save memory */ + +#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */ + +#if defined(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 +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ +#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ + +#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ +#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ +#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CONFIG_CMDLINE_EDITING 1 /* add command line history */ +#define CONFIG_LOOPW 1 /* enable loopw command */ +#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ +#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ + +#define CONFIG_SYS_CONSOLE_INFO_QUIET /* don't print console @ startup*/ + +#ifndef CONFIG_LCD4_LWMON5 +#ifndef DEBUG +#define CONFIG_HW_WATCHDOG 1 /* Use external HW-Watchdog */ +#endif +#define CONFIG_WD_PERIOD 40000 /* in usec */ +#define CONFIG_WD_MAX_RATE 66600 /* in ticks */ +#endif + +/* + * For booting Linux, the board info and command line data + * have to be in the first 16 MB of memory, since this is + * the maximum mapped by the 40x Linux kernel during initialization. + */ +#define CONFIG_SYS_BOOTMAPSZ (16 << 20) /* Initial Memory map for Linux */ +#define CONFIG_SYS_BOOTM_LEN (16 << 20) /* Increase max gunzip size */ + +/* + * External Bus Controller (EBC) Setup + */ +#define CONFIG_SYS_FLASH CONFIG_SYS_FLASH_BASE + +/* Memory Bank 0 (NOR-FLASH) initialization */ +#define CONFIG_SYS_EBC_PB0AP 0x03000280 +#define CONFIG_SYS_EBC_PB0CR (CONFIG_SYS_FLASH | 0xfc000) + +/* Memory Bank 1 (Lime) initialization */ +#define CONFIG_SYS_EBC_PB1AP 0x01004380 +#define CONFIG_SYS_EBC_PB1CR (CONFIG_SYS_LIME_BASE_0 | 0xbc000) + +/* Memory Bank 2 (FPGA) initialization */ +#define CONFIG_SYS_EBC_PB2AP 0x01004400 +#define CONFIG_SYS_EBC_PB2CR (CONFIG_SYS_FPGA_BASE_0 | 0x1c000) + +/* Memory Bank 3 (FPGA2) initialization */ +#define CONFIG_SYS_EBC_PB3AP 0x01004400 +#define CONFIG_SYS_EBC_PB3CR (CONFIG_SYS_FPGA_BASE_1 | 0x1c000) + +#define CONFIG_SYS_EBC_CFG 0xb8400000 + +/* + * Graphics (Fujitsu Lime) + */ +/* SDRAM Clock frequency adjustment register */ +#define CONFIG_SYS_LIME_SDRAM_CLOCK 0xC1FC0038 +#if 1 /* 133MHz is not tested enough, use 100MHz for now */ +/* Lime Clock frequency is to set 100MHz */ +#define CONFIG_SYS_LIME_CLOCK_100MHZ 0x00000 +#else +/* Lime Clock frequency for 133MHz */ +#define CONFIG_SYS_LIME_CLOCK_133MHZ 0x10000 +#endif + +/* SDRAM Parameter register */ +#define CONFIG_SYS_LIME_MMR 0xC1FCFFFC +/* + * SDRAM parameter value; was 0x414FB7F2, caused several vertical bars + * and pixel flare on display when 133MHz was configured. According to + * SDRAM chip datasheet CAS Latency is 3 for 133MHz and -75 Speed + * Grade + */ +#ifdef CONFIG_SYS_LIME_CLOCK_133MHZ +#define CONFIG_SYS_MB862xx_MMR 0x414FB7F3 +#define CONFIG_SYS_MB862xx_CCF CONFIG_SYS_LIME_CLOCK_133MHZ +#else +#define CONFIG_SYS_MB862xx_MMR 0x414FB7F2 +#define CONFIG_SYS_MB862xx_CCF CONFIG_SYS_LIME_CLOCK_100MHZ +#endif + +/* + * GPIO Setup + */ +#define CONFIG_SYS_GPIO_PHY1_RST 12 +#define CONFIG_SYS_GPIO_FLASH_WP 14 +#define CONFIG_SYS_GPIO_PHY0_RST 22 +#define CONFIG_SYS_GPIO_PERM_VOLT_FEED 49 +#define CONFIG_SYS_GPIO_DSPIC_READY 51 +#define CONFIG_SYS_GPIO_CAN_ENABLE 53 +#define CONFIG_SYS_GPIO_LSB_ENABLE 54 +#define CONFIG_SYS_GPIO_EEPROM_EXT_WP 55 +#define CONFIG_SYS_GPIO_HIGHSIDE 56 +#define CONFIG_SYS_GPIO_EEPROM_INT_WP 57 +#define CONFIG_SYS_GPIO_BOARD_RESET 58 +#define CONFIG_SYS_GPIO_LIME_S 59 +#define CONFIG_SYS_GPIO_LIME_RST 60 +#define CONFIG_SYS_GPIO_SYSMON_STATUS 62 +#define CONFIG_SYS_GPIO_WATCHDOG 63 + +/* On LCD4, GPIO49 has to be configured to 0 instead of 1 */ +#ifdef CONFIG_LCD4_LWMON5 +#define GPIO49_VAL 0 +#else +#define GPIO49_VAL 1 +#endif + +/* + * PPC440 GPIO Configuration + */ +#define CONFIG_SYS_4xx_GPIO_TABLE { /* Out GPIO Alternate1 Alternate2 Alternate3 */ \ +{ \ +/* GPIO Core 0 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO0 EBC_ADDR(7) DMA_REQ(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO1 EBC_ADDR(6) DMA_ACK(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO2 EBC_ADDR(5) DMA_EOT/TC(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO3 EBC_ADDR(4) DMA_REQ(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO4 EBC_ADDR(3) DMA_ACK(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO5 EBC_ADDR(2) DMA_EOT/TC(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO6 EBC_CS_N(1) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO7 EBC_CS_N(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO8 EBC_CS_N(3) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO9 EBC_CS_N(4) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO10 EBC_CS_N(5) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO11 EBC_BUS_ERR */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO12 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO13 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO14 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO15 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO16 GMCTxD(4) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO17 GMCTxD(5) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO18 GMCTxD(6) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO19 GMCTxD(7) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO20 RejectPkt0 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO21 RejectPkt1 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO22 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO23 SCPD0 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO24 GMCTxD(2) */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO25 GMCTxD(3) */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO26 */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO27 EXT_EBC_REQ USB2D_RXERROR */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO28 USB2D_TXVALID */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO29 EBC_EXT_HDLA USB2D_PAD_SUSPNDM */ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO30 EBC_EXT_ACK USB2D_XCVRSELECT*/ \ +{GPIO0_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO31 EBC_EXR_BUSREQ USB2D_TERMSELECT*/ \ +}, \ +{ \ +/* GPIO Core 1 */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT2, GPIO_OUT_0}, /* GPIO32 USB2D_OPMODE0 EBC_DATA(2) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT2, GPIO_OUT_0}, /* GPIO33 USB2D_OPMODE1 EBC_DATA(3) */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT3, GPIO_OUT_0}, /* GPIO34 UART0_DCD_N UART1_DSR_CTS_N UART2_SOUT*/ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT3, GPIO_OUT_0}, /* GPIO35 UART0_8PIN_DSR_N UART1_RTS_DTR_N UART2_SIN*/ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT2, GPIO_OUT_0}, /* GPIO36 UART0_8PIN_CTS_N EBC_DATA(0) UART3_SIN*/ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_0}, /* GPIO37 UART0_RTS_N EBC_DATA(1) UART3_SOUT*/ \ +{GPIO1_BASE, GPIO_OUT, GPIO_ALT2, GPIO_OUT_0}, /* GPIO38 UART0_DTR_N UART1_SOUT */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT2, GPIO_OUT_0}, /* GPIO39 UART0_RI_N UART1_SIN */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO40 UIC_IRQ(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO41 UIC_IRQ(1) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO42 UIC_IRQ(2) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO43 UIC_IRQ(3) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO44 UIC_IRQ(4) DMA_ACK(1) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO45 UIC_IRQ(6) DMA_EOT/TC(1) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO46 UIC_IRQ(7) DMA_REQ(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO47 UIC_IRQ(8) DMA_ACK(0) */ \ +{GPIO1_BASE, GPIO_IN , GPIO_ALT1, GPIO_OUT_0}, /* GPIO48 UIC_IRQ(9) DMA_EOT/TC(0) */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO49_VAL}, /* GPIO49 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN, GPIO_SEL , GPIO_OUT_0}, /* GPIO50 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO51 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO52 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO53 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO54 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO55 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO56 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO57 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO58 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO59 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO60 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO61 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO62 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO63 Unselect via TraceSelect Bit */ \ +} \ +} + +#if defined(CONFIG_CMD_KGDB) +#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ +#endif + +/* + * SPL related defines + */ +#ifdef CONFIG_LCD4_LWMON5 +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_BOARD_INIT +#define CONFIG_SPL_NOR_SUPPORT +#define CONFIG_SPL_TEXT_BASE 0xffff0000 /* last 64 KiB for SPL */ +#define CONFIG_SYS_SPL_MAX_LEN (64 << 10) +#define CONFIG_UBOOT_PAD_TO 458752 /* decimal for 'dd' */ +#define CONFIG_SPL_LIBCOMMON_SUPPORT /* image.c */ +#define CONFIG_SPL_LIBGENERIC_SUPPORT /* string.c */ +#define CONFIG_SPL_SERIAL_SUPPORT + +/* Place BSS for SPL near end of SDRAM */ +#define CONFIG_SPL_BSS_START_ADDR ((256 - 1) << 20) +#define CONFIG_SPL_BSS_MAX_SIZE (64 << 10) + +#define CONFIG_SPL_OS_BOOT +/* Place patched DT blob (fdt) at this address */ +#define CONFIG_SYS_SPL_ARGS_ADDR 0x01800000 + +#define CONFIG_SPL_TARGET "u-boot-img-spl-at-end.bin" + +/* Settings for real U-Boot to be loaded from NOR flash */ +#define CONFIG_SYS_UBOOT_BASE (-CONFIG_SYS_MONITOR_LEN) +#define CONFIG_SYS_UBOOT_START 0x01002100 + +#define CONFIG_SYS_OS_BASE 0xf8000000 +#define CONFIG_SYS_FDT_BASE 0xf87c0000 +#endif + +#endif /* __CONFIG_H */