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author | Wolfgang Denk <wd@denx.de> | 2010-08-18 14:14:17 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-10-04 10:58:38 +0200 |
commit | dd09985499ac95484974eb0f832fe47b33369952 (patch) | |
tree | aa8378352b0131db2f90cd3bd991ed4e93826041 /board/mucmc52/mucmc52.c | |
parent | d483a22ecaa44b7c6b3ec98ed0f259c44b5590cb (diff) | |
download | u-boot-imx-dd09985499ac95484974eb0f832fe47b33369952.zip u-boot-imx-dd09985499ac95484974eb0f832fe47b33369952.tar.gz u-boot-imx-dd09985499ac95484974eb0f832fe47b33369952.tar.bz2 |
hmi1001, mucmc52, uc100, uc101: move boards to vendor directory
Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Cc: Stefan Roese <sr@denx.de>
Cc: Roderik Wildenburg <roderik.wildenburg@manroland.com>
Diffstat (limited to 'board/mucmc52/mucmc52.c')
-rw-r--r-- | board/mucmc52/mucmc52.c | 408 |
1 files changed, 0 insertions, 408 deletions
diff --git a/board/mucmc52/mucmc52.c b/board/mucmc52/mucmc52.c deleted file mode 100644 index 66973f0..0000000 --- a/board/mucmc52/mucmc52.c +++ /dev/null @@ -1,408 +0,0 @@ -/* - * (C) Copyright 2003-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004 - * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. - * - * (C) Copyright 2004 - * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de - * - * (C) Copyright 2008 - * Heiko Schocher, DENX Software Engineering, hs@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. - * - * 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 <fdt_support.h> -#include <mpc5xxx.h> -#include <pci.h> -#include <malloc.h> -#include <asm/processor.h> -#include <asm/io.h> - -#ifndef CONFIG_SYS_RAMBOOT -static void sdram_start (int hi_addr) -{ - long hi_addr_bit = hi_addr ? 0x01000000 : 0; - - /* unlock mode register */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CTRL, - (SDRAM_CONTROL | 0x80000000 | hi_addr_bit)); - __asm__ volatile ("sync"); - - /* precharge all banks */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CTRL, - (SDRAM_CONTROL | 0x80000002 | hi_addr_bit)); - __asm__ volatile ("sync"); - -#if SDRAM_DDR - /* set mode register: extended mode */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_MODE, (SDRAM_EMODE)); - __asm__ volatile ("sync"); - - /* set mode register: reset DLL */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_MODE, - (SDRAM_MODE | 0x04000000)); - __asm__ volatile ("sync"); -#endif - - /* precharge all banks */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CTRL, - (SDRAM_CONTROL | 0x80000002 | hi_addr_bit)); - __asm__ volatile ("sync"); - - /* auto refresh */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CTRL, - (SDRAM_CONTROL | 0x80000004 | hi_addr_bit)); - __asm__ volatile ("sync"); - - /* set mode register */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_MODE, (SDRAM_MODE)); - __asm__ volatile ("sync"); - - /* normal operation */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CTRL, - (SDRAM_CONTROL | hi_addr_bit)); - __asm__ volatile ("sync"); -} -#endif - -/* - * ATTENTION: Although partially referenced initdram does NOT make real use - * use of CONFIG_SYS_SDRAM_BASE. The code does not work if CONFIG_SYS_SDRAM_BASE - * is something else than 0x00000000. - */ - -phys_size_t initdram (int board_type) -{ - ulong dramsize = 0; - ulong dramsize2 = 0; - uint svr, pvr; - -#ifndef CONFIG_SYS_RAMBOOT - ulong test1, test2; - - /* setup SDRAM chip selects */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS0CFG, 0x0000001c); /* 512MB at 0x0 */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS1CFG, 0x80000000);/* disabled */ - __asm__ volatile ("sync"); - - /* setup config registers */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CONFIG1, SDRAM_CONFIG1); - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CONFIG2, SDRAM_CONFIG2); - __asm__ volatile ("sync"); - -#if SDRAM_DDR - /* set tap delay */ - out_be32 ((unsigned __iomem *)MPC5XXX_CDM_PORCFG, SDRAM_TAPDELAY); - __asm__ volatile ("sync"); -#endif - - /* find RAM size using SDRAM CS0 only */ - sdram_start (0); - test1 = get_ram_size ((long *)CONFIG_SYS_SDRAM_BASE, 0x20000000); - sdram_start(1); - test2 = get_ram_size ((long *)CONFIG_SYS_SDRAM_BASE, 0x20000000); - if (test1 > test2) { - sdram_start (0); - dramsize = test1; - } else { - dramsize = test2; - } - - /* memory smaller than 1MB is impossible */ - if (dramsize < (1 << 20)) { - dramsize = 0; - } - - /* set SDRAM CS0 size according to the amount of RAM found */ - if (dramsize > 0) { - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS0CFG, - (0x13 + __builtin_ffs(dramsize >> 20) - 1)); - } else { - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS0CFG, 0); /* disabled */ - } - - /* let SDRAM CS1 start right after CS0 */ - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS1CFG, (dramsize + 0x0000001c));/*512MB*/ - - /* find RAM size using SDRAM CS1 only */ - if (!dramsize) - sdram_start (0); - test2 = test1 = get_ram_size ((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x20000000); - if (!dramsize) { - sdram_start (1); - test2 = get_ram_size ((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x20000000); - } - if (test1 > test2) { - sdram_start (0); - dramsize2 = test1; - } else { - dramsize2 = test2; - } - - /* memory smaller than 1MB is impossible */ - if (dramsize2 < (1 << 20)) { - dramsize2 = 0; - } - - /* set SDRAM CS1 size according to the amount of RAM found */ - if (dramsize2 > 0) { - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS1CFG, - (dramsize | (0x13 + __builtin_ffs(dramsize2 >> 20) - 1))); - } else { - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS1CFG, dramsize); /* disabled */ - } - -#else /* CONFIG_SYS_RAMBOOT */ - - /* retrieve size of memory connected to SDRAM CS0 */ - dramsize = in_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS0CFG) & 0xFF; - if (dramsize >= 0x13) { - dramsize = (1 << (dramsize - 0x13)) << 20; - } else { - dramsize = 0; - } - - /* retrieve size of memory connected to SDRAM CS1 */ - dramsize2 = in_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_CS1CFG) & 0xFF; - if (dramsize2 >= 0x13) { - dramsize2 = (1 << (dramsize2 - 0x13)) << 20; - } else { - dramsize2 = 0; - } - -#endif /* CONFIG_SYS_RAMBOOT */ - - /* - * On MPC5200B we need to set the special configuration delay in the - * DDR controller. Please refer to Freescale's AN3221 "MPC5200B SDRAM - * Initialization and Configuration", 3.3.1 SDelay--MBAR + 0x0190: - * - * "The SDelay should be written to a value of 0x00000004. It is - * required to account for changes caused by normal wafer processing - * parameters." - */ - svr = get_svr(); - pvr = get_pvr(); - if ((SVR_MJREV(svr) >= 2) && - (PVR_MAJ(pvr) == 1) && (PVR_MIN(pvr) == 4)) { - - out_be32 ((unsigned __iomem *)MPC5XXX_SDRAM_SDELAY, 0x04); - __asm__ volatile ("sync"); - } - - return dramsize + dramsize2; -} - -int checkboard (void) -{ - puts ("Board: MUC.MC-52 HW WDT "); -#if defined(CONFIG_HW_WATCHDOG) - puts ("enabled\n"); -#else - puts ("disabled\n"); -#endif - return 0; -} - -#ifdef CONFIG_PREBOOT - -static uchar kbd_magic_prefix[] = "key_magic"; -static uchar kbd_command_prefix[] = "key_cmd"; - -#define S1_ROT 0xf0 -#define S2_Q 0x40 -#define S2_M 0x20 - -struct kbd_data_t { - char s1; - char s2; -}; - -struct kbd_data_t* get_keys (struct kbd_data_t *kbd_data) -{ - kbd_data->s1 = in_8 ((volatile uchar*)CONFIG_SYS_STATUS1_BASE); - kbd_data->s2 = in_8 ((volatile uchar*)CONFIG_SYS_STATUS2_BASE); - - return kbd_data; -} - -static int compare_magic (const struct kbd_data_t *kbd_data, char *str) -{ - char s1 = str[0]; - char s2; - - if (s1 >= '0' && s1 <= '9') - s1 -= '0'; - else if (s1 >= 'a' && s1 <= 'f') - s1 = s1 - 'a' + 10; - else if (s1 >= 'A' && s1 <= 'F') - s1 = s1 - 'A' + 10; - else - return -1; - - if (((S1_ROT & kbd_data->s1) >> 4) != s1) - return -1; - - s2 = (S2_Q | S2_M) & kbd_data->s2; - - switch (str[1]) { - case 'q': - case 'Q': - if (s2 == S2_Q) - return -1; - break; - case 'm': - case 'M': - if (s2 == S2_M) - return -1; - break; - case '\0': - if (s2 == (S2_Q | S2_M)) - return 0; - default: - return -1; - } - - if (str[2]) - return -1; - - return 0; -} - -static char *key_match (const struct kbd_data_t *kbd_data) -{ - char magic[sizeof (kbd_magic_prefix) + 1]; - char *suffix; - char *kbd_magic_keys; - - /* - * The following string defines the characters that can be 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 = kbd_magic_keys; *suffix || - suffix == kbd_magic_keys; ++suffix) { - sprintf (magic, "%s%c", kbd_magic_prefix, *suffix); - - if (compare_magic(kbd_data, 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); - - return (cmd); - } - } - - return (NULL); -} - -#endif /* CONFIG_PREBOOT */ - -int misc_init_r (void) -{ -#ifdef CONFIG_PREBOOT - struct kbd_data_t kbd_data; - /* Decode keys */ - char *str = strdup (key_match (get_keys (&kbd_data))); - /* Set or delete definition */ - setenv ("preboot", str); - free (str); -#endif /* CONFIG_PREBOOT */ - - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x38), ' '); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x39), ' '); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3A), ' '); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3B), ' '); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3C), ' '); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3D), ' '); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3E), ' '); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3F), ' '); - - return 0; -} - -int board_early_init_r (void) -{ - out_be32 ((unsigned __iomem *)MPC5XXX_BOOTCS_CFG, in_be32 ((unsigned __iomem *)MPC5XXX_BOOTCS_CFG) & ~0x1); - out_be32 ((unsigned __iomem *)MPC5XXX_BOOTCS_START, START_REG(CONFIG_SYS_FLASH_BASE)); - out_be32 ((unsigned __iomem *)MPC5XXX_CS0_START, START_REG(CONFIG_SYS_FLASH_BASE)); - out_be32 ((unsigned __iomem *)MPC5XXX_BOOTCS_STOP, - STOP_REG(CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_SIZE)); - out_be32 ((unsigned __iomem *)MPC5XXX_CS0_STOP, - STOP_REG(CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_SIZE)); - return 0; -} - -int last_stage_init (void) -{ - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x38), 'M'); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x39), 'U'); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3A), 'C'); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3B), '.'); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3C), 'M'); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3D), 'C'); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3E), '5'); - out_8 ((volatile uchar *)(CONFIG_SYS_DISPLAY_BASE + 0x3F), '2'); - - return 0; -} - -#if defined(CONFIG_HW_WATCHDOG) -#define GPT_OUT_0 0x00000027 -#define GPT_OUT_1 0x00000037 -void hw_watchdog_reset (void) -{ - /* Trigger HW Watchdog with TIMER_0 */ - out_be32 ((unsigned __iomem *)MPC5XXX_GPT0_ENABLE, GPT_OUT_1); - out_be32 ((unsigned __iomem *)MPC5XXX_GPT0_ENABLE, GPT_OUT_0); -} -#endif - -#ifdef CONFIG_PCI -static struct pci_controller hose; - -extern void pci_mpc5xxx_init (struct pci_controller *); - -void pci_init_board (void) -{ - pci_mpc5xxx_init (&hose); -} -#endif - -#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) */ |