diff options
Diffstat (limited to 'board/tqc/tqm5200/tqm5200.c')
| -rw-r--r-- | board/tqc/tqm5200/tqm5200.c | 875 |
1 files changed, 0 insertions, 875 deletions
diff --git a/board/tqc/tqm5200/tqm5200.c b/board/tqc/tqm5200/tqm5200.c deleted file mode 100644 index cb99afd..0000000 --- a/board/tqc/tqm5200/tqm5200.c +++ /dev/null @@ -1,875 +0,0 @@ -/* - * (C) Copyright 2003-2006 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004 - * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. - * - * (C) Copyright 2004-2006 - * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <console.h> -#include <mpc5xxx.h> -#include <pci.h> -#include <asm/processor.h> -#include <libfdt.h> -#include <netdev.h> -#include <video.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_OF_LIBFDT -#include <fdt_support.h> -#endif /* CONFIG_OF_LIBFDT */ - -DECLARE_GLOBAL_DATA_PTR; - -#ifdef CONFIG_PS2MULT -void ps2mult_early_init(void); -#endif - -#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) && \ - defined(CONFIG_VIDEO) -/* - * EDID block has been generated using Phoenix EDID Designer 1.3. - * This tool creates a text file containing: - * - * EDID BYTES: - * - * 0x 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F - * ------------------------------------------------ - * 00 | 00 FF FF FF FF FF FF 00 04 21 00 00 00 00 00 00 - * 10 | 01 00 01 03 00 00 00 00 00 00 00 00 00 00 00 00 - * 20 | 00 00 00 21 00 00 01 01 01 01 01 01 01 01 01 01 - * 30 | 01 01 01 01 01 01 64 00 00 00 00 00 00 00 00 00 - * 40 | 00 00 00 00 00 00 00 00 00 00 00 10 00 00 00 00 - * 50 | 00 00 00 00 00 00 00 00 00 00 00 00 00 10 00 00 - * 60 | 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 10 - * 70 | 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 17 - * - * Then this data has been manually converted to the char - * array below. - */ -static unsigned char edid_buf[128] = { - 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, - 0x04, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x01, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x21, 0x00, 0x00, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x64, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x17, -}; -#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 dram_init 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. - */ - -int dram_init(void) -{ - ulong dramsize = 0; - ulong dramsize2 = 0; - uint svr, pvr; - -#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 */ - 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) { - *(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 */ - - /* - * 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)) { - - *(vu_long *)MPC5XXX_SDRAM_SDELAY = 0x04; - __asm__ volatile ("sync"); - } - -#if defined(CONFIG_TQM5200_B) - gd->ram_size = dramsize + dramsize2; -#else - gd->ram_size = dramsize; -#endif /* CONFIG_TQM5200_B */ - - return 0; -} - -int checkboard (void) -{ -#if defined(CONFIG_TQM5200S) -# define MODULE_NAME "TQM5200S" -#else -# define MODULE_NAME "TQM5200" -#endif - -#if defined(CONFIG_STK52XX) -# define CARRIER_NAME "STK52xx" -#elif defined(CONFIG_CAM5200) -# define CARRIER_NAME "CAM5200" -#elif defined(CONFIG_FO300) -# define CARRIER_NAME "FO300" -#elif defined(CONFIG_CHARON) -# define CARRIER_NAME "CHARON" -#else -# error "UNKNOWN" -#endif - - puts ( "Board: " MODULE_NAME " (TQ-Components GmbH)\n" - " on a " CARRIER_NAME " carrier board\n"); - - return 0; -} - -#undef MODULE_NAME -#undef CARRIER_NAME - -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_IDE) && defined(CONFIG_IDE_RESET) - -#if defined (CONFIG_MINIFAP) -#define SM501_POWER_MODE0_GATE 0x00000040UL -#define SM501_POWER_MODE1_GATE 0x00000048UL -#define POWER_MODE_GATE_GPIO_PWM_I2C 0x00000040UL -#define SM501_GPIO_DATA_DIR_HIGH 0x0001000CUL -#define SM501_GPIO_DATA_HIGH 0x00010004UL -#define SM501_GPIO_51 0x00080000UL -#endif /* CONFIG MINIFAP */ - -void init_ide_reset (void) -{ - debug ("init_ide_reset\n"); - -#if defined (CONFIG_MINIFAP) - /* Configure GPIO_51 of the SM501 grafic controller as ATA reset */ - - /* enable 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; - /* configure GPIO51 as output */ - *(vu_long *) (SM501_MMIO_BASE+SM501_GPIO_DATA_DIR_HIGH) |= - SM501_GPIO_51; -#else - /* 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; - - /* by default the ATA reset is de-asserted */ - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_PSC1_4; -#endif -} - -void ide_set_reset (int idereset) -{ - debug ("ide_reset(%d)\n", idereset); - -#if defined (CONFIG_MINIFAP) - if (idereset) { - *(vu_long *) (SM501_MMIO_BASE+SM501_GPIO_DATA_HIGH) &= - ~SM501_GPIO_51; - } else { - *(vu_long *) (SM501_MMIO_BASE+SM501_GPIO_DATA_HIGH) |= - SM501_GPIO_51; - } -#else - if (idereset) { - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O &= ~GPIO_PSC1_4; - } else { - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_PSC1_4; - } -#endif -} -#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) -{ -#ifdef CONFIG_STK52XX - struct mpc5xxx_gpio *gpio; - - gpio = (struct mpc5xxx_gpio*) MPC5XXX_GPIO; - - /* - * Configure PSC6_0 through PSC6_3 as GPIO. - */ - gpio->port_config &= ~(0x00700000); - - /* 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); -#else - return 0; -#endif -} -#endif - -#ifdef CONFIG_BOARD_EARLY_INIT_R -int board_early_init_r (void) -{ - - extern int usb_cpu_init(void); - -#ifdef CONFIG_PS2MULT - ps2mult_early_init(); -#endif /* CONFIG_PS2MULT */ - -#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT) - /* Low level USB init, required for proper kernel operation */ - usb_cpu_init(); -#endif - - return (0); -} -#endif - -#ifdef CONFIG_FO300 -int silent_boot (void) -{ - vu_long timer3_status; - - /* Configure GPT3 as GPIO input */ - *(vu_long *)MPC5XXX_GPT3_ENABLE = 0x00000004; - - /* Read in TIMER_3 pin status */ - timer3_status = *(vu_long *)MPC5XXX_GPT3_STATUS; - -#ifdef FO300_SILENT_CONSOLE_WHEN_S1_CLOSED - /* Force silent console mode if S1 switch - * is in closed position (TIMER_3 pin status is LOW). */ - if (MPC5XXX_GPT_GPIO_PIN(timer3_status) == 0) - return 1; -#else - /* Force silent console mode if S1 switch - * is in open position (TIMER_3 pin status is HIGH). */ - if (MPC5XXX_GPT_GPIO_PIN(timer3_status) == 1) - return 1; -#endif - - return 0; -} - -int board_early_init_f (void) -{ - if (silent_boot()) - gd->flags |= GD_FLG_SILENT; - - return 0; -} -#endif /* CONFIG_FO300 */ - -#if defined(CONFIG_CHARON) -#include <i2c.h> -#include <asm/io.h> - -/* The TFP410 registers */ -#define TFP410_REG_VEN_ID_L 0x00 -#define TFP410_REG_VEN_ID_H 0x01 -#define TFP410_REG_DEV_ID_L 0x02 -#define TFP410_REG_DEV_ID_H 0x03 -#define TFP410_REG_REV_ID 0x04 - -#define TFP410_REG_CTL_1_MODE 0x08 -#define TFP410_REG_CTL_2_MODE 0x09 -#define TFP410_REG_CTL_3_MODE 0x0A - -#define TFP410_REG_CFG 0x0B - -#define TFP410_REG_DE_DLY 0x32 -#define TFP410_REG_DE_CTL 0x33 -#define TFP410_REG_DE_TOP 0x34 -#define TFP410_REG_DE_CNT_L 0x36 -#define TFP410_REG_DE_CNT_H 0x37 -#define TFP410_REG_DE_LIN_L 0x38 -#define TFP410_REG_DE_LIN_H 0x39 - -#define TFP410_REG_H_RES_L 0x3A -#define TFP410_REG_H_RES_H 0x3B -#define TFP410_REG_V_RES_L 0x3C -#define TFP410_REG_V_RES_H 0x3D - -static int tfp410_read_reg(int reg, uchar *buf) -{ - puts("Error reading the chip.\n"); - return -ENOSYS; -} - -static int tfp410_write_reg(int reg, uchar buf) -{ - puts("Error writing the chip.\n"); - return -ENOSYS; -} - -typedef struct _tfp410_config { - int reg; - uchar val; -}TFP410_CONFIG; - -static TFP410_CONFIG tfp410_configtbl[] = { - {TFP410_REG_CTL_1_MODE, 0x37}, - {TFP410_REG_CTL_2_MODE, 0x20}, - {TFP410_REG_CTL_3_MODE, 0x80}, - {TFP410_REG_DE_DLY, 0x90}, - {TFP410_REG_DE_CTL, 0x00}, - {TFP410_REG_DE_TOP, 0x23}, - {TFP410_REG_DE_CNT_H, 0x02}, - {TFP410_REG_DE_CNT_L, 0x80}, - {TFP410_REG_DE_LIN_H, 0x01}, - {TFP410_REG_DE_LIN_L, 0xe0}, - {-1, 0}, -}; - -static int charon_last_stage_init(void) -{ - volatile struct mpc5xxx_lpb *lpb = - (struct mpc5xxx_lpb *) MPC5XXX_LPB; - uchar buf; - int i = 0; - - /* check version */ - if (tfp410_read_reg(TFP410_REG_DEV_ID_H, &buf) != 0) - return -1; - if (!(buf & 0x04)) - return -1; - if (tfp410_read_reg(TFP410_REG_DEV_ID_L, &buf) != 0) - return -1; - if (!(buf & 0x10)) - return -1; - /* OK, now init the chip */ - while (tfp410_configtbl[i].reg != -1) { - int ret; - - ret = tfp410_write_reg(tfp410_configtbl[i].reg, - tfp410_configtbl[i].val); - if (ret != 0) - return -1; - i++; - } - printf("TFP410 initialized.\n"); - - /* set deadcycle for cs3 to 0 */ - setbits_be32(&lpb->cs_deadcycle, 0xffffcfff); - return 0; -} -#endif - -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"); - } - -#ifndef CONFIG_TQM5200S /* The TQM5200S has no SM501 grafic controller */ - /* - * 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"); - } - -#ifdef CONFIG_FO300 - if (silent_boot()) { - setenv("bootdelay", "0"); - disable_ctrlc(1); - } -#endif -#endif /* !CONFIG_TQM5200S */ - -#if defined(CONFIG_CHARON) - charon_last_stage_init(); -#endif - return 0; -} - -#ifdef CONFIG_VIDEO_SM501 - -#ifdef CONFIG_FO300 -#define DISPLAY_WIDTH 800 -#else -#define DISPLAY_WIDTH 640 -#endif -#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 0 /* 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 */ -#ifdef CONFIG_FO300 - {0x00004, 0x0}, - {0x00048, 0x00021807}, - {0x0004C, 0x301a0a01}, - {0x00054, 0x1}, - {0x00040, 0x00021807}, - {0x00044, 0x091a0a01}, - {0x00054, 0x0}, - {0x80000, 0x0f013106}, - {0x80004, 0xc428bb17}, - {0x8000C, 0x00000000}, - {0x80010, 0x0C800C80}, - {0x80014, 0x03200000}, - {0x80018, 0x01e00000}, - {0x8001C, 0x00000000}, - {0x80020, 0x01e00320}, - {0x80024, 0x042a031f}, - {0x80028, 0x0086034a}, - {0x8002C, 0x020c01df}, - {0x80030, 0x000201ea}, - {0x80200, 0x00010000}, -#else - {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 /* #ifdef CONFIG_FO300 */ -#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) { - strcpy (info, " Board: TQM5200 (TQ-Components GmbH)"); -#if defined (CONFIG_CHARON) || defined (CONFIG_FO300) || \ - defined(CONFIG_STK52XX) - } else if (line_number == 2) { -#if defined (CONFIG_CHARON) - strcpy (info, " on a CHARON carrier board"); -#endif -#if defined (CONFIG_STK52XX) - strcpy (info, " on a STK52xx carrier board"); -#endif -#if defined (CONFIG_FO300) - strcpy (info, " on a FO300 carrier board"); -#endif -#endif - } - 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 */ - -#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) -int ft_board_setup(void *blob, bd_t *bd) -{ - ft_cpu_setup(blob, bd); -#if defined(CONFIG_VIDEO) - fdt_add_edid(blob, "smi,sm501", edid_buf); -#endif - - return 0; -} -#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ - -#if defined(CONFIG_RESET_PHY_R) -#include <miiphy.h> - -void reset_phy(void) -{ - /* init Micrel KSZ8993 PHY */ - miiphy_write("FEC", CONFIG_PHY_ADDR, 0x01, 0x09); -} -#endif - -int board_eth_init(bd_t *bis) -{ - cpu_eth_init(bis); /* Built in FEC comes first */ - return pci_eth_init(bis); -} |