diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/bc3450/Kconfig | 9 | ||||
| -rw-r--r-- | board/bc3450/MAINTAINERS | 6 | ||||
| -rw-r--r-- | board/bc3450/Makefile | 8 | ||||
| -rw-r--r-- | board/bc3450/bc3450.c | 586 | ||||
| -rw-r--r-- | board/bc3450/cmd_bc3450.c | 805 | ||||
| -rw-r--r-- | board/bc3450/mt48lc16m16a2-75.h | 18 |
6 files changed, 0 insertions, 1432 deletions
diff --git a/board/bc3450/Kconfig b/board/bc3450/Kconfig deleted file mode 100644 index a0fc19f..0000000 --- a/board/bc3450/Kconfig +++ /dev/null @@ -1,9 +0,0 @@ -if TARGET_BC3450 - -config SYS_BOARD - default "bc3450" - -config SYS_CONFIG_NAME - default "BC3450" - -endif diff --git a/board/bc3450/MAINTAINERS b/board/bc3450/MAINTAINERS deleted file mode 100644 index 81a7076..0000000 --- a/board/bc3450/MAINTAINERS +++ /dev/null @@ -1,6 +0,0 @@ -BC3450 BOARD -#M: - -S: Maintained -F: board/bc3450/ -F: include/configs/BC3450.h -F: configs/BC3450_defconfig diff --git a/board/bc3450/Makefile b/board/bc3450/Makefile deleted file mode 100644 index b8d22ba..0000000 --- a/board/bc3450/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# (C) Copyright 2003-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -obj-y := bc3450.o cmd_bc3450.o diff --git a/board/bc3450/bc3450.c b/board/bc3450/bc3450.c deleted file mode 100644 index a5c6d75..0000000 --- a/board/bc3450/bc3450.c +++ /dev/null @@ -1,586 +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 2004-2005 - * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de - * - * (C) Copyright 2006 - * Stefan Strobl, GERSYS GmbH, stefan.strobl@gersys.de - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <mpc5xxx.h> -#include <pci.h> -#include <netdev.h> - -#ifdef CONFIG_VIDEO_SM501 -#include <sm501.h> -#endif - -#if defined(CONFIG_MPC5200_DDR) -#include "mt46v16m16-75.h" -#else -#include "mt48lc16m16a2-75.h" -#endif - -#ifdef CONFIG_RTC_MPC5200 -#include <rtc.h> -#endif - -#ifdef CONFIG_PS2MULT -void ps2mult_early_init(void); -#endif - -#ifndef CONFIG_SYS_RAMBOOT -static void sdram_start (int hi_addr) -{ - long hi_addr_bit = hi_addr ? 0x01000000 : 0; - - /* unlock mode register */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | - hi_addr_bit; - __asm__ volatile ("sync"); - - /* precharge all banks */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | - hi_addr_bit; - __asm__ volatile ("sync"); - -#if SDRAM_DDR - /* set mode register: extended mode */ - *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE; - __asm__ volatile ("sync"); - - /* set mode register: reset DLL */ - *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000; - __asm__ volatile ("sync"); -#endif - - /* precharge all banks */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | - hi_addr_bit; - __asm__ volatile ("sync"); - - /* auto refresh */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | - hi_addr_bit; - __asm__ volatile ("sync"); - - /* set mode register */ - *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE; - __asm__ volatile ("sync"); - - /* normal operation */ - *(vu_long *)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; -#ifndef CONFIG_SYS_RAMBOOT - ulong test1, test2; - - /* setup SDRAM chip selects */ - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001c; /* 512MB at 0x0 */ - *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x40000000; /* disabled */ - __asm__ volatile ("sync"); - - /* setup config registers */ - *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1; - *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2; - __asm__ volatile ("sync"); - -#if SDRAM_DDR - /* set tap delay */ - *(vu_long *)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) { - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + - __builtin_ffs(dramsize >> 20) - 1; - } else { - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */ - } - - /* let SDRAM CS1 start right after CS0 */ - *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001c; /* 512MB */ - - /* find RAM size using SDRAM CS1 only */ - sdram_start(0); - test1 = get_ram_size((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x20000000); - 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) { - *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize - | (0x13 + __builtin_ffs(dramsize2 >> 20) - 1); - } else { - *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */ - } - -#else /* CONFIG_SYS_RAMBOOT */ - - /* retrieve size of memory connected to SDRAM CS0 */ - dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF; - if (dramsize >= 0x13) { - dramsize = (1 << (dramsize - 0x13)) << 20; - } else { - dramsize = 0; - } - - /* retrieve size of memory connected to SDRAM CS1 */ - dramsize2 = *(vu_long *)MPC5XXX_SDRAM_CS1CFG & 0xFF; - if (dramsize2 >= 0x13) { - dramsize2 = (1 << (dramsize2 - 0x13)) << 20; - } else { - dramsize2 = 0; - } - -#endif /* CONFIG_SYS_RAMBOOT */ - - return dramsize; -} - -int checkboard (void) -{ -#if defined (CONFIG_TQM5200) - puts ("Board: TQM5200 (TQ-Components GmbH)\n"); -#endif - -#if defined (CONFIG_BC3450) - puts ("Dev: GERSYS BC3450\n"); -#endif - - return 0; -} - -void flash_preinit(void) -{ - /* - * Now, when we are in RAM, enable flash write - * access for detection process. - * Note that CS_BOOT cannot be cleared when - * executing in flash. - */ - *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */ -} - - -#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_CMD_IDE) && defined(CONFIG_IDE_RESET) - -void init_ide_reset (void) -{ - debug ("init_ide_reset\n"); - - /* Configure PSC1_4 as GPIO output for ATA reset */ - *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC1_4; - *(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC1_4; -} - -void ide_set_reset (int idereset) -{ - debug ("ide_reset(%d)\n", idereset); - - if (idereset) { - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O &= ~GPIO_PSC1_4; - } else { - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_PSC1_4; - } -} -#endif - -#ifdef CONFIG_POST -/* - * Reads GPIO pin PSC6_3. A keypress is reported, if PSC6_3 is low. If PSC6_3 - * is left open, no keypress is detected. - */ -int post_hotkeys_pressed(void) -{ - struct mpc5xxx_gpio *gpio; - - gpio = (struct mpc5xxx_gpio*) MPC5XXX_GPIO; - - /* - * Configure PSC6_1 and PSC6_3 as GPIO. PSC6 then couldn't be used in - * CODEC or UART mode. Consumer IrDA should still be possible. - */ - gpio->port_config &= ~(0x07000000); - gpio->port_config |= 0x03000000; - - /* Enable GPIO for GPIO_IRDA_1 (IR_USB_CLK pin) = PSC6_3 */ - gpio->simple_gpioe |= 0x20000000; - - /* Configure GPIO_IRDA_1 as input */ - gpio->simple_ddr &= ~(0x20000000); - - return ((gpio->simple_ival & 0x20000000) ? 0 : 1); -} -#endif - -#ifdef CONFIG_BOARD_EARLY_INIT_R -int board_early_init_r (void) -{ -#ifdef CONFIG_RTC_MPC5200 - struct rtc_time t; - - /* set to Wed Dec 31 19:00:00 1969 */ - t.tm_sec = t.tm_min = 0; - t.tm_hour = 19; - t.tm_mday = 31; - t.tm_mon = 12; - t.tm_year = 1969; - t.tm_wday = 3; - - rtc_set(&t); -#endif /* CONFIG_RTC_MPC5200 */ - -#ifdef CONFIG_PS2MULT - ps2mult_early_init(); -#endif /* CONFIG_PS2MULT */ - return (0); -} -#endif /* CONFIG_BOARD_EARLY_INIT_R */ - - -int last_stage_init (void) -{ - /* - * auto scan for really existing devices and re-set chip select - * configuration. - */ - u16 save, tmp; - int restore; - - /* - * Check for SRAM and SRAM size - */ - - /* save original SRAM content */ - save = *(volatile u16 *)CONFIG_SYS_CS2_START; - restore = 1; - - /* write test pattern to SRAM */ - *(volatile u16 *)CONFIG_SYS_CS2_START = 0xA5A5; - __asm__ volatile ("sync"); - /* - * Put a different pattern on the data lines: otherwise they may float - * long enough to read back what we wrote. - */ - tmp = *(volatile u16 *)CONFIG_SYS_FLASH_BASE; - if (tmp == 0xA5A5) - puts ("!! possible error in SRAM detection\n"); - - if (*(volatile u16 *)CONFIG_SYS_CS2_START != 0xA5A5) { - /* no SRAM at all, disable cs */ - *(vu_long *)MPC5XXX_ADDECR &= ~(1 << 18); - *(vu_long *)MPC5XXX_CS2_START = 0x0000FFFF; - *(vu_long *)MPC5XXX_CS2_STOP = 0x0000FFFF; - restore = 0; - __asm__ volatile ("sync"); - } else if (*(volatile u16 *)(CONFIG_SYS_CS2_START + (1<<19)) == 0xA5A5) { - /* make sure that we access a mirrored address */ - *(volatile u16 *)CONFIG_SYS_CS2_START = 0x1111; - __asm__ volatile ("sync"); - if (*(volatile u16 *)(CONFIG_SYS_CS2_START + (1<<19)) == 0x1111) { - /* SRAM size = 512 kByte */ - *(vu_long *)MPC5XXX_CS2_STOP = STOP_REG(CONFIG_SYS_CS2_START, - 0x80000); - __asm__ volatile ("sync"); - puts ("SRAM: 512 kB\n"); - } - else - puts ("!! possible error in SRAM detection\n"); - } else { - puts ("SRAM: 1 MB\n"); - } - /* restore origianl SRAM content */ - if (restore) { - *(volatile u16 *)CONFIG_SYS_CS2_START = save; - __asm__ volatile ("sync"); - } - - /* - * Check for Grafic Controller - */ - - /* save origianl FB content */ - save = *(volatile u16 *)CONFIG_SYS_CS1_START; - restore = 1; - - /* write test pattern to FB memory */ - *(volatile u16 *)CONFIG_SYS_CS1_START = 0xA5A5; - __asm__ volatile ("sync"); - /* - * Put a different pattern on the data lines: otherwise they may float - * long enough to read back what we wrote. - */ - tmp = *(volatile u16 *)CONFIG_SYS_FLASH_BASE; - if (tmp == 0xA5A5) - puts ("!! possible error in grafic controller detection\n"); - - if (*(volatile u16 *)CONFIG_SYS_CS1_START != 0xA5A5) { - /* no grafic controller at all, disable cs */ - *(vu_long *)MPC5XXX_ADDECR &= ~(1 << 17); - *(vu_long *)MPC5XXX_CS1_START = 0x0000FFFF; - *(vu_long *)MPC5XXX_CS1_STOP = 0x0000FFFF; - restore = 0; - __asm__ volatile ("sync"); - } else { - puts ("VGA: SMI501 (Voyager) with 8 MB\n"); - } - /* restore origianl FB content */ - if (restore) { - *(volatile u16 *)CONFIG_SYS_CS1_START = save; - __asm__ volatile ("sync"); - } - - return 0; -} - -#ifdef CONFIG_VIDEO_SM501 - -#define DISPLAY_WIDTH 640 -#define DISPLAY_HEIGHT 480 - -#ifdef CONFIG_VIDEO_SM501_8BPP -#error CONFIG_VIDEO_SM501_8BPP not supported. -#endif /* CONFIG_VIDEO_SM501_8BPP */ - -#ifdef CONFIG_VIDEO_SM501_16BPP -#error CONFIG_VIDEO_SM501_16BPP not supported. -#endif /* CONFIG_VIDEO_SM501_16BPP */ - -#ifdef CONFIG_VIDEO_SM501_32BPP -static const SMI_REGS init_regs [] = -{ -#if defined (CONFIG_BC3450_FP) && !defined (CONFIG_BC3450_CRT) - /* FP only */ - {0x00004, 0x0}, - {0x00048, 0x00021807}, - {0x0004C, 0x091a0a01}, - {0x00054, 0x1}, - {0x00040, 0x00021807}, - {0x00044, 0x091a0a01}, - {0x00054, 0x0}, - {0x80000, 0x01013106}, - {0x80004, 0xc428bb17}, - {0x80000, 0x03013106}, - {0x8000C, 0x00000000}, - {0x80010, 0x0a000a00}, - {0x80014, 0x02800000}, - {0x80018, 0x01e00000}, - {0x8001C, 0x00000000}, - {0x80020, 0x01e00280}, - {0x80024, 0x02fa027f}, - {0x80028, 0x004a028b}, - {0x8002C, 0x020c01df}, - {0x80030, 0x000201e9}, - {0x80200, 0x00010200}, - {0x80000, 0x0f013106}, -#elif defined (CONFIG_BC3450_CRT) && !defined (CONFIG_BC3450_FP) - /* CRT only */ - {0x00004, 0x0}, - {0x00048, 0x00021807}, - {0x0004C, 0x10090a01}, - {0x00054, 0x1}, - {0x00040, 0x00021807}, - {0x00044, 0x10090a01}, - {0x00054, 0x0}, - {0x80200, 0x00010000}, - {0x80204, 0x0}, - {0x80208, 0x0A000A00}, - {0x8020C, 0x02fa027f}, - {0x80210, 0x004a028b}, - {0x80214, 0x020c01df}, - {0x80218, 0x000201e9}, - {0x80200, 0x00013306}, -#else /* panel + CRT */ - {0x00004, 0x0}, - {0x00048, 0x00021807}, - {0x0004C, 0x091a0a01}, - {0x00054, 0x1}, - {0x00040, 0x00021807}, - {0x00044, 0x091a0a01}, - {0x00054, 0x0}, - {0x80000, 0x0f013106}, - {0x80004, 0xc428bb17}, - {0x8000C, 0x00000000}, - {0x80010, 0x0a000a00}, - {0x80014, 0x02800000}, - {0x80018, 0x01e00000}, - {0x8001C, 0x00000000}, - {0x80020, 0x01e00280}, - {0x80024, 0x02fa027f}, - {0x80028, 0x004a028b}, - {0x8002C, 0x020c01df}, - {0x80030, 0x000201e9}, - {0x80200, 0x00010000}, -#endif - {0, 0} -}; -#endif /* CONFIG_VIDEO_SM501_32BPP */ - -#ifdef 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) { -#if defined (CONFIG_TQM5200) - strcpy (info, " Board: TQM5200 (TQ-Components GmbH)"); -#else -#error No supported board selected -#endif /* CONFIG_TQM5200 */ - -#if defined (CONFIG_BC3450) - } else if (line_number == 2) { - strcpy (info, " Dev: GERSYS BC3450"); -#endif /* CONFIG_BC3450 */ - } - else { - info [0] = '\0'; - } -} -#endif - -/* - * Returns SM501 register base address. First thing called in the - * driver. Checks if SM501 is physically present. - */ -unsigned int board_video_init (void) -{ - u16 save, tmp; - int restore, ret; - - /* - * Check for Grafic Controller - */ - - /* save origianl FB content */ - save = *(volatile u16 *)CONFIG_SYS_CS1_START; - restore = 1; - - /* write test pattern to FB memory */ - *(volatile u16 *)CONFIG_SYS_CS1_START = 0xA5A5; - __asm__ volatile ("sync"); - /* - * Put a different pattern on the data lines: otherwise they may float - * long enough to read back what we wrote. - */ - tmp = *(volatile u16 *)CONFIG_SYS_FLASH_BASE; - if (tmp == 0xA5A5) - puts ("!! possible error in grafic controller detection\n"); - - if (*(volatile u16 *)CONFIG_SYS_CS1_START != 0xA5A5) { - /* no grafic controller found */ - restore = 0; - ret = 0; - } else { - ret = SM501_MMIO_BASE; - } - - if (restore) { - *(volatile u16 *)CONFIG_SYS_CS1_START = save; - __asm__ volatile ("sync"); - } - return ret; -} - -/* - * Returns SM501 framebuffer address - */ -unsigned int board_video_get_fb (void) -{ - return SM501_FB_BASE; -} - -/* - * Called after initializing the SM501 and before clearing the screen. - */ -void board_validate_screen (unsigned int base) -{ -} - -/* - * Return a pointer to the initialization sequence. - */ -const SMI_REGS *board_get_regs (void) -{ - return init_regs; -} - -int board_get_width (void) -{ - return DISPLAY_WIDTH; -} - -int board_get_height (void) -{ - return DISPLAY_HEIGHT; -} - -#endif /* CONFIG_VIDEO_SM501 */ - -int board_eth_init(bd_t *bis) -{ - cpu_eth_init(bis); /* Built in FEC comes first */ - return pci_eth_init(bis); -} diff --git a/board/bc3450/cmd_bc3450.c b/board/bc3450/cmd_bc3450.c deleted file mode 100644 index 3c6e798..0000000 --- a/board/bc3450/cmd_bc3450.c +++ /dev/null @@ -1,805 +0,0 @@ -/* - * (C) Copyright 2005 - * Stefan Strobl, GERSYS GmbH, stefan.strobl@gersys.de - * - * (C) Copyright 2005 - * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <command.h> - -/* - * BC3450 specific commands - */ -#if defined(CONFIG_CMD_BSP) - -/* - * Definitions for DS1620 chip - */ -#define THERM_START_CONVERT 0xee -#define THERM_RESET 0xaf -#define THERM_READ_CONFIG 0xac -#define THERM_READ_TEMP 0xaa -#define THERM_READ_TL 0xa2 -#define THERM_READ_TH 0xa1 -#define THERM_WRITE_CONFIG 0x0c -#define THERM_WRITE_TL 0x02 -#define THERM_WRITE_TH 0x01 - -#define CONFIG_SYS_1SHOT 1 -#define CONFIG_SYS_STANDALONE 0 - -struct therm { - int hi; - int lo; -}; - -/* - * SM501 Register - */ -#define SM501_GPIO_CTRL_LOW 0x00000008UL /* gpio pins 0..31 */ -#define SM501_GPIO_CTRL_HIGH 0x0000000CUL /* gpio pins 32..63 */ -#define SM501_POWER_MODE0_GATE 0x00000040UL -#define SM501_POWER_MODE1_GATE 0x00000048UL -#define POWER_MODE_GATE_GPIO_PWM_I2C 0x00000040UL -#define SM501_GPIO_DATA_LOW 0x00010000UL -#define SM501_GPIO_DATA_HIGH 0x00010004UL -#define SM501_GPIO_DATA_DIR_LOW 0x00010008UL -#define SM501_GPIO_DATA_DIR_HIGH 0x0001000CUL -#define SM501_PANEL_DISPLAY_CONTROL 0x00080000UL -#define SM501_CRT_DISPLAY_CONTROL 0x00080200UL - -/* SM501 CRT Display Control Bits */ -#define SM501_CDC_SEL (1 << 9) -#define SM501_CDC_TE (1 << 8) -#define SM501_CDC_E (1 << 2) - -/* SM501 Panel Display Control Bits */ -#define SM501_PDC_FPEN (1 << 27) -#define SM501_PDC_BIAS (1 << 26) -#define SM501_PDC_DATA (1 << 25) -#define SM501_PDC_VDDEN (1 << 24) - -/* SM501 GPIO Data LOW Bits */ -#define SM501_GPIO24 0x01000000 -#define SM501_GPIO25 0x02000000 -#define SM501_GPIO26 0x04000000 -#define SM501_GPIO27 0x08000000 -#define SM501_GPIO28 0x10000000 -#define SM501_GPIO29 0x20000000 -#define SM501_GPIO30 0x40000000 -#define SM501_GPIO31 0x80000000 - -/* SM501 GPIO Data HIGH Bits */ -#define SM501_GPIO46 0x00004000 -#define SM501_GPIO47 0x00008000 -#define SM501_GPIO48 0x00010000 -#define SM501_GPIO49 0x00020000 -#define SM501_GPIO50 0x00040000 -#define SM501_GPIO51 0x00080000 - -/* BC3450 GPIOs @ SM501 Data LOW */ -#define DIP (SM501_GPIO24 | SM501_GPIO25 | SM501_GPIO26 | SM501_GPIO27) -#define DS1620_DQ SM501_GPIO29 /* I/O */ -#define DS1620_CLK SM501_GPIO30 /* High active O/P */ -#define DS1620_RES SM501_GPIO31 /* Low active O/P */ -/* BC3450 GPIOs @ SM501 Data HIGH */ -#define BUZZER SM501_GPIO47 /* Low active O/P */ -#define DS1620_TLOW SM501_GPIO48 /* High active I/P */ -#define PWR_OFF SM501_GPIO49 /* Low active O/P */ -#define FP_DATA_TRI SM501_GPIO50 /* High active O/P */ - - -/* - * Initialise GPIO on SM501 - * - * This function may be called from several other functions. - * Yet, the initialisation sequence is executed only the first - * time the function is called. - */ -int sm501_gpio_init (void) -{ - static int init_done = 0; - - if (init_done) { - debug("sm501_gpio_init: nothing to be done.\n"); - return 1; - } - - /* enable SM501 GPIO control (in both power modes) */ - *(vu_long *) (SM501_MMIO_BASE + SM501_POWER_MODE0_GATE) |= - POWER_MODE_GATE_GPIO_PWM_I2C; - *(vu_long *) (SM501_MMIO_BASE + SM501_POWER_MODE1_GATE) |= - POWER_MODE_GATE_GPIO_PWM_I2C; - - /* set up default O/Ps */ - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= - ~(DS1620_RES | DS1620_CLK); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_DQ; - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= - ~(FP_DATA_TRI); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) |= - (BUZZER | PWR_OFF); - - /* configure directions for SM501 GPIO pins */ - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_CTRL_LOW) &= ~(0xFF << 24); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_CTRL_HIGH) &= - ~(0x3F << 14); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) &= - ~(DIP | DS1620_DQ); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) |= - (DS1620_RES | DS1620_CLK); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_HIGH) &= - ~DS1620_TLOW; - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_HIGH) |= - (PWR_OFF | BUZZER | FP_DATA_TRI); - - init_done = 1; - debug("sm501_gpio_init: done.\n"); - - return 0; -} - - -/* - * dip - read Config Inputs - * - * read and prints the dip switch - * and/or external config inputs (4bits) 0...0x0F - */ -int cmd_dip (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ - vu_long rc = 0; - - sm501_gpio_init (); - - /* read dip switch */ - rc = *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW); - rc = ~rc; - rc &= DIP; - rc = (int) (rc >> 24); - - /* plausibility check */ - if (rc > 0x0F) - return -1; - - printf ("0x%lx\n", rc); - return 0; -} - -U_BOOT_CMD (dip, 1, 1, cmd_dip, - "read dip switch and config inputs", - "\n" - " - prints the state of the dip switch and/or\n" - " external configuration inputs as hex value.\n" - " - \"Config 1\" is the LSB"); - - -/* - * buz - turns Buzzer on/off - */ -#ifdef CONFIG_BC3450_BUZZER -static int cmd_buz (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ - if (argc != 2) { - printf ("Usage:\nspecify one argument: \"on\" or \"off\"\n"); - return 1; - } - - sm501_gpio_init (); - - if (strncmp (argv[1], "on", 2) == 0) { - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= - ~(BUZZER); - return 0; - } else if (strncmp (argv[1], "off", 3) == 0) { - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) |= - BUZZER; - return 0; - } - printf ("Usage:\nspecify one argument: \"on\" or \"off\"\n"); - return 1; -} - -U_BOOT_CMD (buz, 2, 1, cmd_buz, - "turns buzzer on/off", - "\n" "buz <on/off>\n" " - turns the buzzer on or off"); -#endif /* CONFIG_BC3450_BUZZER */ - - -/* - * fp - front panel commands - */ -static int cmd_fp (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ - sm501_gpio_init (); - - if (strncmp (argv[1], "on", 2) == 0) { - /* turn on VDD first */ - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_VDDEN; - udelay (1000); - /* then put data on */ - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_DATA; - /* wait some time and enable backlight */ - udelay (1000); - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_BIAS; - udelay (1000); - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_FPEN; - return 0; - } else if (strncmp (argv[1], "off", 3) == 0) { - /* turn off the backlight first */ - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_FPEN; - udelay (1000); - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_BIAS; - udelay (200000); - /* wait some time, then remove data */ - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_DATA; - udelay (1000); - /* and remove VDD last */ - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) &= - ~SM501_PDC_VDDEN; - return 0; - } else if (strncmp (argv[1], "bl", 2) == 0) { - /* turn on/off backlight only */ - if (strncmp (argv[2], "on", 2) == 0) { - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) |= - SM501_PDC_BIAS; - udelay (1000); - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) |= - SM501_PDC_FPEN; - return 0; - } else if (strncmp (argv[2], "off", 3) == 0) { - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) &= - ~SM501_PDC_FPEN; - udelay (1000); - *(vu_long *) (SM501_MMIO_BASE + - SM501_PANEL_DISPLAY_CONTROL) &= - ~SM501_PDC_BIAS; - return 0; - } - } -#ifdef CONFIG_BC3450_CRT - else if (strncmp (argv[1], "crt", 3) == 0) { - /* enables/disables the crt output (debug only) */ - if (strncmp (argv[2], "on", 2) == 0) { - *(vu_long *) (SM501_MMIO_BASE + - SM501_CRT_DISPLAY_CONTROL) |= - (SM501_CDC_TE | SM501_CDC_E); - *(vu_long *) (SM501_MMIO_BASE + - SM501_CRT_DISPLAY_CONTROL) &= - ~SM501_CDC_SEL; - return 0; - } else if (strncmp (argv[2], "off", 3) == 0) { - *(vu_long *) (SM501_MMIO_BASE + - SM501_CRT_DISPLAY_CONTROL) &= - ~(SM501_CDC_TE | SM501_CDC_E); - *(vu_long *) (SM501_MMIO_BASE + - SM501_CRT_DISPLAY_CONTROL) |= - SM501_CDC_SEL; - return 0; - } - } -#endif /* CONFIG_BC3450_CRT */ - printf ("Usage:%s\n", cmdtp->help); - return 1; -} - -U_BOOT_CMD (fp, 3, 1, cmd_fp, - "front panes access functions", - "\n" - "fp bl <on/off>\n" - " - turns the CCFL backlight of the display on/off\n" - "fp <on/off>\n" " - turns the whole display on/off" -#ifdef CONFIG_BC3450_CRT - "\n" - "fp crt <on/off>\n" - " - enables/disables the crt output (debug only)" -#endif /* CONFIG_BC3450_CRT */ - ); - -/* - * temp - DS1620 thermometer - */ -/* GERSYS BC3450 specific functions */ -static inline void bc_ds1620_set_clk (int clk) -{ - if (clk) - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= - DS1620_CLK; - else - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= - ~DS1620_CLK; -} - -static inline void bc_ds1620_set_data (int dat) -{ - if (dat) - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= - DS1620_DQ; - else - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= - ~DS1620_DQ; -} - -static inline int bc_ds1620_get_data (void) -{ - vu_long rc; - - rc = *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW); - rc &= DS1620_DQ; - if (rc != 0) - rc = 1; - return (int) rc; -} - -static inline void bc_ds1620_set_data_dir (int dir) -{ - if (dir) /* in */ - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) &= ~DS1620_DQ; - else /* out */ - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) |= DS1620_DQ; -} - -static inline void bc_ds1620_set_reset (int res) -{ - if (res) - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_RES; - else - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~DS1620_RES; -} - -/* hardware independent functions */ -static void ds1620_send_bits (int nr, int value) -{ - int i; - - for (i = 0; i < nr; i++) { - bc_ds1620_set_data (value & 1); - bc_ds1620_set_clk (0); - udelay (1); - bc_ds1620_set_clk (1); - udelay (1); - - value >>= 1; - } -} - -static unsigned int ds1620_recv_bits (int nr) -{ - unsigned int value = 0, mask = 1; - int i; - - bc_ds1620_set_data (0); - - for (i = 0; i < nr; i++) { - bc_ds1620_set_clk (0); - udelay (1); - - if (bc_ds1620_get_data ()) - value |= mask; - - mask <<= 1; - - bc_ds1620_set_clk (1); - udelay (1); - } - - return value; -} - -static void ds1620_out (int cmd, int bits, int value) -{ - bc_ds1620_set_clk (1); - bc_ds1620_set_data_dir (0); - - bc_ds1620_set_reset (0); - udelay (1); - bc_ds1620_set_reset (1); - - udelay (1); - - ds1620_send_bits (8, cmd); - if (bits) - ds1620_send_bits (bits, value); - - udelay (1); - - /* go stand alone */ - bc_ds1620_set_data_dir (1); - bc_ds1620_set_reset (0); - bc_ds1620_set_clk (0); - - udelay (10000); -} - -static unsigned int ds1620_in (int cmd, int bits) -{ - unsigned int value; - - bc_ds1620_set_clk (1); - bc_ds1620_set_data_dir (0); - - bc_ds1620_set_reset (0); - udelay (1); - bc_ds1620_set_reset (1); - - udelay (1); - - ds1620_send_bits (8, cmd); - - bc_ds1620_set_data_dir (1); - value = ds1620_recv_bits (bits); - - /* go stand alone */ - bc_ds1620_set_data_dir (1); - bc_ds1620_set_reset (0); - bc_ds1620_set_clk (0); - - return value; -} - -static int cvt_9_to_int (unsigned int val) -{ - if (val & 0x100) - val |= 0xfffffe00; - - return val; -} - -/* set thermostate thresholds */ -static void ds1620_write_state (struct therm *therm) -{ - ds1620_out (THERM_WRITE_TL, 9, therm->lo); - ds1620_out (THERM_WRITE_TH, 9, therm->hi); - ds1620_out (THERM_START_CONVERT, 0, 0); -} - -static int cmd_temp (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ - int i; - struct therm therm; - - sm501_gpio_init (); - - /* print temperature */ - if (argc == 1) { - i = cvt_9_to_int (ds1620_in (THERM_READ_TEMP, 9)); - printf ("%d.%d C\n", i >> 1, i & 1 ? 5 : 0); - return 0; - } - - /* set to default operation */ - if (strncmp (argv[1], "set", 3) == 0) { - if (strncmp (argv[2], "default", 3) == 0) { - therm.hi = +88; - therm.lo = -20; - therm.hi <<= 1; - therm.lo <<= 1; - ds1620_write_state (&therm); - ds1620_out (THERM_WRITE_CONFIG, 8, CONFIG_SYS_STANDALONE); - return 0; - } - } - - printf ("Usage:%s\n", cmdtp->help); - return 1; -} - -U_BOOT_CMD (temp, 3, 1, cmd_temp, - "print current temperature", - "\n" "temp\n" " - print current temperature"); - -#ifdef CONFIG_BC3450_CAN -/* - * Initialise CAN interface - * - * return 1 on CAN initialization failure - * return 0 if no failure - */ -int can_init (void) -{ - static int init_done = 0; - int i; - struct mpc5xxx_mscan *can1 = - (struct mpc5xxx_mscan *) (CONFIG_SYS_MBAR + 0x0900); - struct mpc5xxx_mscan *can2 = - (struct mpc5xxx_mscan *) (CONFIG_SYS_MBAR + 0x0980); - - /* GPIO configuration of the CAN pins is done in BC3450.h */ - - if (!init_done) { - /* init CAN 1 */ - can1->canctl1 |= 0x80; /* CAN enable */ - udelay (100); - - i = 0; - can1->canctl0 |= 0x02; /* sleep mode */ - /* wait until sleep mode reached */ - while (!(can1->canctl1 & 0x02)) { - udelay (10); - i++; - if (i == 10) { - printf ("%s: CAN1 initialize error, " - "can not enter sleep mode!\n", - __FUNCTION__); - return 1; - } - } - i = 0; - can1->canctl0 = 0x01; /* enter init mode */ - /* wait until init mode reached */ - while (!(can1->canctl1 & 0x01)) { - udelay (10); - i++; - if (i == 10) { - printf ("%s: CAN1 initialize error, " - "can not enter init mode!\n", - __FUNCTION__); - return 1; - } - } - can1->canctl1 = 0x80; - can1->canctl1 |= 0x40; - can1->canbtr0 = 0x0F; - can1->canbtr1 = 0x7F; - can1->canidac &= ~(0x30); - can1->canidar1 = 0x00; - can1->canidar3 = 0x00; - can1->canidar5 = 0x00; - can1->canidar7 = 0x00; - can1->canidmr0 = 0xFF; - can1->canidmr1 = 0xFF; - can1->canidmr2 = 0xFF; - can1->canidmr3 = 0xFF; - can1->canidmr4 = 0xFF; - can1->canidmr5 = 0xFF; - can1->canidmr6 = 0xFF; - can1->canidmr7 = 0xFF; - - i = 0; - can1->canctl0 &= ~(0x01); /* leave init mode */ - can1->canctl0 &= ~(0x02); - /* wait until init and sleep mode left */ - while ((can1->canctl1 & 0x01) || (can1->canctl1 & 0x02)) { - udelay (10); - i++; - if (i == 10) { - printf ("%s: CAN1 initialize error, " - "can not leave init/sleep mode!\n", - __FUNCTION__); - return 1; - } - } - - /* init CAN 2 */ - can2->canctl1 |= 0x80; /* CAN enable */ - udelay (100); - - i = 0; - can2->canctl0 |= 0x02; /* sleep mode */ - /* wait until sleep mode reached */ - while (!(can2->canctl1 & 0x02)) { - udelay (10); - i++; - if (i == 10) { - printf ("%s: CAN2 initialize error, " - "can not enter sleep mode!\n", - __FUNCTION__); - return 1; - } - } - i = 0; - can2->canctl0 = 0x01; /* enter init mode */ - /* wait until init mode reached */ - while (!(can2->canctl1 & 0x01)) { - udelay (10); - i++; - if (i == 10) { - printf ("%s: CAN2 initialize error, " - "can not enter init mode!\n", - __FUNCTION__); - return 1; - } - } - can2->canctl1 = 0x80; - can2->canctl1 |= 0x40; - can2->canbtr0 = 0x0F; - can2->canbtr1 = 0x7F; - can2->canidac &= ~(0x30); - can2->canidar1 = 0x00; - can2->canidar3 = 0x00; - can2->canidar5 = 0x00; - can2->canidar7 = 0x00; - can2->canidmr0 = 0xFF; - can2->canidmr1 = 0xFF; - can2->canidmr2 = 0xFF; - can2->canidmr3 = 0xFF; - can2->canidmr4 = 0xFF; - can2->canidmr5 = 0xFF; - can2->canidmr6 = 0xFF; - can2->canidmr7 = 0xFF; - can2->canctl0 &= ~(0x01); /* leave init mode */ - can2->canctl0 &= ~(0x02); - - i = 0; - /* wait until init mode left */ - while ((can2->canctl1 & 0x01) || (can2->canctl1 & 0x02)) { - udelay (10); - i++; - if (i == 10) { - printf ("%s: CAN2 initialize error, " - "can not leave init/sleep mode!\n", - __FUNCTION__); - return 1; - } - } - init_done = 1; - } - return 0; -} - -/* - * Do CAN test - * by sending message between CAN1 and CAN2 - * - * return 1 on CAN failure - * return 0 if no failure - */ -int do_can (char * const argv[]) -{ - int i; - struct mpc5xxx_mscan *can1 = - (struct mpc5xxx_mscan *) (CONFIG_SYS_MBAR + 0x0900); - struct mpc5xxx_mscan *can2 = - (struct mpc5xxx_mscan *) (CONFIG_SYS_MBAR + 0x0980); - - /* send a message on CAN1 */ - can1->cantbsel = 0x01; - can1->cantxfg.idr[0] = 0x55; - can1->cantxfg.idr[1] = 0x00; - can1->cantxfg.idr[1] &= ~0x8; - can1->cantxfg.idr[1] &= ~0x10; - can1->cantxfg.dsr[0] = 0xCC; - can1->cantxfg.dlr = 1; - can1->cantxfg.tbpr = 0; - can1->cantflg = 0x01; - - i = 0; - while ((can1->cantflg & 0x01) == 0) { - i++; - if (i == 10) { - printf ("%s: CAN1 send timeout, " - "can not send message!\n", __FUNCTION__); - return 1; - } - udelay (1000); - } - udelay (1000); - - i = 0; - while (!(can2->canrflg & 0x01)) { - i++; - if (i == 10) { - printf ("%s: CAN2 receive timeout, " - "no message received!\n", __FUNCTION__); - return 1; - } - udelay (1000); - } - - if (can2->canrxfg.dsr[0] != 0xCC) { - printf ("%s: CAN2 receive error, " - "data mismatch!\n", __FUNCTION__); - return 1; - } - - /* send a message on CAN2 */ - can2->cantbsel = 0x01; - can2->cantxfg.idr[0] = 0x55; - can2->cantxfg.idr[1] = 0x00; - can2->cantxfg.idr[1] &= ~0x8; - can2->cantxfg.idr[1] &= ~0x10; - can2->cantxfg.dsr[0] = 0xCC; - can2->cantxfg.dlr = 1; - can2->cantxfg.tbpr = 0; - can2->cantflg = 0x01; - - i = 0; - while ((can2->cantflg & 0x01) == 0) { - i++; - if (i == 10) { - printf ("%s: CAN2 send error, " - "can not send message!\n", __FUNCTION__); - return 1; - } - udelay (1000); - } - udelay (1000); - - i = 0; - while (!(can1->canrflg & 0x01)) { - i++; - if (i == 10) { - printf ("%s: CAN1 receive timeout, " - "no message received!\n", __FUNCTION__); - return 1; - } - udelay (1000); - } - - if (can1->canrxfg.dsr[0] != 0xCC) { - printf ("%s: CAN1 receive error 0x%02x\n", - __FUNCTION__, (can1->canrxfg.dsr[0])); - return 1; - } - - return 0; -} -#endif /* CONFIG_BC3450_CAN */ - -/* - * test - BC3450 HW test routines - */ -int cmd_test (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ -#ifdef CONFIG_BC3450_CAN - int rcode; - - can_init (); -#endif /* CONFIG_BC3450_CAN */ - - sm501_gpio_init (); - - if (argc != 2) { - printf ("Usage:%s\n", cmdtp->help); - return 1; - } - - if (strncmp (argv[1], "unit-off", 8) == 0) { - printf ("waiting 2 seconds...\n"); - udelay (2000000); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= - ~PWR_OFF; - return 0; - } -#ifdef CONFIG_BC3450_CAN - else if (strncmp (argv[1], "can", 2) == 0) { - rcode = do_can (argv); - if (simple_strtoul (argv[2], NULL, 10) == 2) { - if (rcode == 0) - printf ("OK\n"); - else - printf ("Error\n"); - } - return rcode; - } -#endif /* CONFIG_BC3450_CAN */ - - printf ("Usage:%s\n", cmdtp->help); - return 1; -} - -U_BOOT_CMD (test, 2, 1, cmd_test, "unit test routines", "\n" -#ifdef CONFIG_BC3450_CAN - "test can\n" - " - connect CAN1 (X8) with CAN2 (X9) for this test\n" -#endif /* CONFIG_BC3450_CAN */ - "test unit-off\n" - " - turns off the BC3450 unit\n" - " WARNING: Unsaved environment variables will be lost!" -); -#endif diff --git a/board/bc3450/mt48lc16m16a2-75.h b/board/bc3450/mt48lc16m16a2-75.h deleted file mode 100644 index 3d99796..0000000 --- a/board/bc3450/mt48lc16m16a2-75.h +++ /dev/null @@ -1,18 +0,0 @@ -/* - * (C) Copyright 2004 - * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#define SDRAM_DDR 0 /* is SDR */ - -/* Settings for XLB = 132 MHz */ -#define SDRAM_MODE 0x00CD0000 -/* #define SDRAM_MODE 0x008D0000 */ /* CAS latency 2 */ -#define SDRAM_CONTROL 0x504F0000 -#define SDRAM_CONFIG1 0xD2322800 -/* #define SDRAM_CONFIG1 0xD2222800 */ /* CAS latency 2 */ -/*#define SDRAM_CONFIG1 0xD7322800 */ /* SDRAM controller bug workaround */ -#define SDRAM_CONFIG2 0x8AD70000 -/*#define SDRAM_CONFIG2 0xDDD70000 */ /* SDRAM controller bug workaround */ |