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| author | Wolfgang Denk <wd@denx.de> | 2010-11-12 22:24:06 +0100 | 
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2010-11-12 22:24:06 +0100 | 
| commit | d963e84c92a63b4e6c4f2f80482a5ecbe9b24fe0 (patch) | |
| tree | 07dd5889d73f4b66ad608815adcf6f2f953d9501 /board/delta/delta.c | |
| parent | 66fca016057b1c6b697552cc7220ebada9d4f82d (diff) | |
| parent | 0c0892be0d93a5a892b93739c5eb3bf692fed4ff (diff) | |
| download | olio-uboot-2014.01-d963e84c92a63b4e6c4f2f80482a5ecbe9b24fe0.tar.xz olio-uboot-2014.01-d963e84c92a63b4e6c4f2f80482a5ecbe9b24fe0.zip | |
Merge branch 'master' of /home/wd/git/u-boot/master
Diffstat (limited to 'board/delta/delta.c')
| -rw-r--r-- | board/delta/delta.c | 378 | 
1 files changed, 0 insertions, 378 deletions
| diff --git a/board/delta/delta.c b/board/delta/delta.c deleted file mode 100644 index df23076a6..000000000 --- a/board/delta/delta.c +++ /dev/null @@ -1,378 +0,0 @@ -/* - * (C) Copyright 2006 - * DENX Software Engineering - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <netdev.h> -#include <i2c.h> -#include <da9030.h> -#include <malloc.h> -#include <command.h> -#include <asm/arch/pxa-regs.h> -#include <asm/io.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* ------------------------------------------------------------------------- */ - -static void init_DA9030(void); -static void keys_init(void); -static void get_pressed_keys(uchar *s); -static uchar *key_match(uchar *kbd_data); - -/* - * Miscelaneous platform dependent initialisations - */ - -int board_init (void) -{ -	/* memory and cpu-speed are setup before relocation */ -	/* so we do _nothing_ here */ - -	/* arch number of Lubbock-Board mk@tbd: fix this! */ -	gd->bd->bi_arch_number = MACH_TYPE_LUBBOCK; - -	/* adress of boot parameters */ -	gd->bd->bi_boot_params = 0xa0000100; - -	return 0; -} - -int board_late_init(void) -{ -#ifdef DELTA_CHECK_KEYBD -	uchar kbd_data[KEYBD_DATALEN]; -	char keybd_env[2 * KEYBD_DATALEN + 1]; -	char *str; -	int i; -#endif /* DELTA_CHECK_KEYBD */ - -	setenv("stdout", "serial"); -	setenv("stderr", "serial"); - -#ifdef DELTA_CHECK_KEYBD -	keys_init(); - -	memset(kbd_data, '\0', KEYBD_DATALEN); - -	/* check for pressed keys and setup keybd_env */ -	get_pressed_keys(kbd_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 CONFIG_PREBOOT	/* automatically configure "preboot" command on key match */ -	setenv ("preboot", str);	/* set or delete definition */ -# endif /* CONFIG_PREBOOT */ -	if (str != NULL) { -		free (str); -	} -#endif /* DELTA_CHECK_KEYBD */ - -	init_DA9030(); -	return 0; -} - -/* - * Magic Key Handling, mainly copied from board/lwmon/lwmon.c - */ -#ifdef DELTA_CHECK_KEYBD - -static uchar kbd_magic_prefix[] = "key_magic"; -static uchar kbd_command_prefix[] = "key_cmd"; - -/* - * Get pressed keys - * s is a buffer of size KEYBD_DATALEN-1 - */ -static void get_pressed_keys(uchar *s) -{ -	unsigned long val; -	val = readl(GPLR3); - -	if(val & (1<<31)) -		*s++ = KEYBD_KP_DKIN0; -	if(val & (1<<18)) -		*s++ = KEYBD_KP_DKIN1; -	if(val & (1<<29)) -		*s++ = KEYBD_KP_DKIN2; -	if(val & (1<<22)) -		*s++ = KEYBD_KP_DKIN5; -} - -static void keys_init() -{ -	writel(readl(CKENB) | CKENB_7_GPIO, CKENB); -	udelay(100); - -	/* Configure GPIOs */ -	writel(0xa840, GPIO127);	/* KP_DKIN0 */ -	writel(0xa840, GPIO114);	/* KP_DKIN1 */ -	writel(0xa840, GPIO125);	/* KP_DKIN2 */ -	writel(0xa840, GPIO118);	/* KP_DKIN5 */ - -	/* Configure GPIOs as inputs */ -	writel(readl(GPDR3) & ~(1<<31 | 1<<18 | 1<<29 | 1<<22), GPDR3); -	writel((1<<31 | 1<<18 | 1<<29 | 1<<22), GCDR3); - -	udelay(100); -} - -static int compare_magic (uchar *kbd_data, uchar *str) -{ -	/* uchar compare[KEYBD_DATALEN-1]; */ -	uchar compare[KEYBD_DATALEN]; -	char *nxt; -	int i; - -	/* Don't include modifier byte */ -	/* memcpy (compare, kbd_data+1, KEYBD_DATALEN-1); */ -	memcpy (compare, kbd_data, KEYBD_DATALEN); - -	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; -} - - -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); -#if 0 -		printf ("### Check magic \"%s\"\n", magic); -#endif -		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); -#if 0 -			printf ("### Set PREBOOT to $(%s): \"%s\"\n", -				cmd_name, cmd ? cmd : "<<NULL>>"); -#endif -			*kbd_data = *suffix; -			return ((uchar *)cmd); -		} -	} -#if 0 -	printf ("### Delete PREBOOT\n"); -#endif -	*kbd_data = '\0'; -	return (NULL); -} - -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]; -	int i; - -	/* Read keys */ -	get_pressed_keys(kbd_data); -	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", -	   "" -); - -#endif /* DELTA_CHECK_KEYBD */ - - -int dram_init (void) -{ -	gd->bd->bi_dram[0].start = PHYS_SDRAM_1; -	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; -	gd->bd->bi_dram[1].start = PHYS_SDRAM_2; -	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE; -	gd->bd->bi_dram[2].start = PHYS_SDRAM_3; -	gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE; -	gd->bd->bi_dram[3].start = PHYS_SDRAM_4; -	gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE; - -	return 0; -} - -void i2c_init_board() -{ -	writel(readl(CKENB) | (CKENB_4_I2C), CKENB); - -	/* setup I2C GPIO's */ -	writel(0x801, GPIO32);		/* SCL = Alt. Fkt. 1 */ -	writel(0x801, GPIO33);		/* SDA = Alt. Fkt. 1 */ -} - -/* initialize the DA9030 Power Controller */ -static void init_DA9030() -{ -	uchar addr = (uchar) DA9030_I2C_ADDR, val = 0; - -	writel(readl(CKENB) | CKENB_7_GPIO, CKENB); -	udelay(100); - -	/* Rising Edge on EXTON to reset DA9030 */ -	writel(0x8800, GPIO17);	/* configure GPIO17, no pullup, -down */ -	writel(readl(GPDR0) | (1<<17), GPDR0);	/* GPIO17 is output */ -	writel((1<<17), GSDR0); -	writel((1<<17), GPCR0);	/* drive GPIO17 low */ -	writel((1<<17), GPSR0);	/* drive GPIO17 high */ - -#if CONFIG_SYS_DA9030_EXTON_DELAY -	udelay((unsigned long) CONFIG_SYS_DA9030_EXTON_DELAY);	/* wait for DA9030 */ -#endif -	writel((1<<17), GPCR0);	/* drive GPIO17 low */ - -	/* reset the watchdog and go active (0xec) */ -	val = (SYS_CONTROL_A_HWRES_ENABLE | -	       (0x6<<4) | -	       SYS_CONTROL_A_WDOG_ACTION | -	       SYS_CONTROL_A_WATCHDOG); -	if(i2c_write(addr, SYS_CONTROL_A, 1, &val, 1)) { -		printf("Error accessing DA9030 via i2c.\n"); -		return; -	} - -	val = 0x80; -	if(i2c_write(addr, IRQ_MASK_B, 1, &val, 1)) { -		printf("Error accessing DA9030 via i2c.\n"); -		return; -	} - -	i2c_reg_write(addr, REG_CONTROL_1_97, 0xfd); /* disable LDO1, enable LDO6 */ -	i2c_reg_write(addr, LDO2_3, 0xd1);	/* LDO2 =1,9V, LDO3=3,1V */ -	i2c_reg_write(addr, LDO4_5, 0xcc);	/* LDO2 =1,9V, LDO3=3,1V */ -	i2c_reg_write(addr, LDO6_SIMCP, 0x3e);	/* LDO6=3,2V, SIMCP = 5V support */ -	i2c_reg_write(addr, LDO7_8, 0xc9);	/* LDO7=2,7V, LDO8=3,0V */ -	i2c_reg_write(addr, LDO9_12, 0xec);	/* LDO9=3,0V, LDO12=3,2V */ -	i2c_reg_write(addr, BUCK, 0x0c);	/* Buck=1.2V */ -	i2c_reg_write(addr, REG_CONTROL_2_98, 0x7f); /* All LDO'S on 8,9,10,11,12,14 */ -	i2c_reg_write(addr, LDO_10_11, 0xcc);	/* LDO10=3.0V  LDO11=3.0V */ -	i2c_reg_write(addr, LDO_15, 0xae);	/* LDO15=1.8V, dislock first 3bit */ -	i2c_reg_write(addr, LDO_14_16, 0x05);	/* LDO14=2.8V, LDO16=NB */ -	i2c_reg_write(addr, LDO_18_19, 0x9c);	/* LDO18=3.0V, LDO19=2.7V */ -	i2c_reg_write(addr, LDO_17_SIMCP0, 0x2c); /* LDO17=3.0V, SIMCP=3V support */ -	i2c_reg_write(addr, BUCK2_DVC1, 0x9a);	/* Buck2=1.5V plus Update support of 520 MHz */ -	i2c_reg_write(addr, REG_CONTROL_2_18, 0x43); /* Ball on */ -	i2c_reg_write(addr, MISC_CONTROLB, 0x08); /* session valid enable */ -	i2c_reg_write(addr, USBPUMP, 0xc1);	/* start pump, ignore HW signals */ - -	val = i2c_reg_read(addr, STATUS); -	if(val & STATUS_CHDET) -		printf("Charger detected, turning on LED.\n"); -	else { -		printf("No charger detetected.\n"); -		/* undervoltage? print error and power down */ -	} -} - - -#if 0 -/* reset the DA9030 watchdog */ -void hw_watchdog_reset(void) -{ -	uchar addr = (uchar) DA9030_I2C_ADDR, val = 0; -	val = i2c_reg_read(addr, SYS_CONTROL_A); -	val |= SYS_CONTROL_A_WATCHDOG; -	i2c_reg_write(addr, SYS_CONTROL_A, val); -} -#endif - -#ifdef CONFIG_CMD_NET -int board_eth_init(bd_t *bis) -{ -	int rc = 0; -#ifdef CONFIG_SMC91111 -	rc = smc91111_initialize(0, CONFIG_SMC91111_BASE); -#endif -	return rc; -} -#endif |