TQM: move TQM boards to board/tqc

Move all TQM board directories to the vendor specific directory "tqc"
for modules from TQ-Components GmbH (http://www.tqc.de).

Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>

1 files changed, 751 insertions, 0 deletions

diff --git a/board/tqc/tqm5200/tqm5200.c b/board/tqc/tqm5200/tqm5200.c
new file mode 100644
index 0000000000..f9891dbb74
--- /dev/null
+++ b/board/tqc/tqm5200/tqm5200.c
@@ -0,0 +1,751 @@
+/*
+ * (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
+ *
+ * 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 <mpc5xxx.h>
+#include <pci.h>
+#include <asm/processor.h>
+#include <libfdt.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
+
+#ifndef CFG_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 CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE
+ *	      is something else than 0x00000000.
+ */
+
+long int initdram (int board_type)
+{
+	ulong dramsize = 0;
+	ulong dramsize2 = 0;
+	uint svr, pvr;
+
+#ifndef CFG_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 *)CFG_SDRAM_BASE, 0x20000000);
+	sdram_start(1);
+	test2 = get_ram_size((long *)CFG_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 *)(CFG_SDRAM_BASE + dramsize), 0x20000000);
+	if (!dramsize) {
+		sdram_start(1);
+		test2 = get_ram_size((long *)(CFG_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 /* CFG_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 /* CFG_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)
+	return dramsize + dramsize2;
+#else
+	return dramsize;
+#endif /* CONFIG_TQM5200_B */
+}
+
+int checkboard (void)
+{
+#if defined(CONFIG_AEVFIFO)
+	puts ("Board: AEVFIFO\n");
+	return 0;
+#endif
+
+#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_TB5200)
+# define CARRIER_NAME	"TB5200"
+#elif defined(CONFIG_CAM5200)
+# define CARRIER_NAME	"CAM5200"
+#elif defined(CONFIG_FO300)
+# define CARRIER_NAME	"FO300"
+#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_CMD_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_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);
+#else
+	return 0;
+#endif
+}
+#endif
+
+#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
+
+void post_word_store (ulong a)
+{
+	volatile ulong *save_addr =
+		(volatile ulong *)(MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE);
+
+	*save_addr = a;
+}
+
+ulong post_word_load (void)
+{
+	volatile ulong *save_addr =
+		(volatile ulong *)(MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE);
+
+	return *save_addr;
+}
+#endif	/* CONFIG_POST || CONFIG_LOGBUFFER*/
+
+#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(CFG_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 */
+
+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 *)CFG_CS2_START;
+	restore = 1;
+
+	/* write test pattern to SRAM */
+	*(volatile u16 *)CFG_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 *)CFG_FLASH_BASE;
+	if (tmp == 0xA5A5)
+		puts ("!! possible error in SRAM detection\n");
+
+	if (*(volatile u16 *)CFG_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 *)(CFG_CS2_START + (1<<19)) == 0xA5A5) {
+		/* make sure that we access a mirrored address */
+		*(volatile u16 *)CFG_CS2_START = 0x1111;
+		__asm__ volatile ("sync");
+		if (*(volatile u16 *)(CFG_CS2_START + (1<<19)) == 0x1111) {
+			/* SRAM size = 512 kByte */
+			*(vu_long *)MPC5XXX_CS2_STOP = STOP_REG(CFG_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 *)CFG_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 *)CFG_CS1_START;
+	restore = 1;
+
+	/* write test pattern to FB memory */
+	*(volatile u16 *)CFG_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 *)CFG_FLASH_BASE;
+	if (tmp == 0xA5A5)
+		puts ("!! possible error in grafic controller detection\n");
+
+	if (*(volatile u16 *)CFG_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 *)CFG_CS1_START = save;
+		__asm__ volatile ("sync");
+	}
+
+#ifdef CONFIG_FO300
+	if (silent_boot()) {
+		setenv("bootdelay", "0");
+		disable_ctrlc(1);
+	}
+#endif
+#endif /* !CONFIG_TQM5200S */
+
+	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_STK52XX) || defined (CONFIG_TB5200) || defined(CONFIG_FO300)
+	} else if (line_number == 2) {
+#if defined (CONFIG_STK52XX)
+		strcpy (info, "        on a STK52xx carrier board");
+#endif
+#if defined (CONFIG_TB5200)
+		strcpy (info, "        on a TB5200 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 *)CFG_CS1_START;
+	restore = 1;
+
+	/* write test pattern to FB memory */
+	*(volatile u16 *)CFG_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 *)CFG_FLASH_BASE;
+	if (tmp == 0xA5A5)
+		puts ("!! possible error in grafic controller detection\n");
+
+	if (*(volatile u16 *)CFG_CS1_START != 0xA5A5) {
+		/* no grafic controller found */
+		restore = 0;
+		ret = 0;
+	} else {
+		ret = SM501_MMIO_BASE;
+	}
+
+	if (restore) {
+		*(volatile u16 *)CFG_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)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+	ft_cpu_setup(blob, bd);
+	fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+}
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */