* (C) Copyright 2001-2004
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
+ * (C) Copyright 2005
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * (C) Copyright 2006-2007
+ * Matthias Fuchs, esd GmbH, matthias.fuchs@esd-electronics.com
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
#include <asm/processor.h>
#include <command.h>
#include <malloc.h>
+#include <pci.h>
+#include <sm501.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_VIDEO_SM501
+
+#define SWAP32(x) ((((x) & 0x000000ff) << 24) | (((x) & 0x0000ff00) << 8)|\
+ (((x) & 0x00ff0000) >> 8) | (((x) & 0xff000000) >> 24) )
+
+#ifdef CONFIG_VIDEO_SM501_8BPP
+#error CONFIG_VIDEO_SM501_8BPP not supported.
+#endif /* CONFIG_VIDEO_SM501_8BPP */
+
+#ifdef CONFIG_VIDEO_SM501_16BPP
+#define BPP 16
+
+/*
+ * 800x600 display B084SN03: PCLK = 40MHz
+ * => 2*PCLK = 80MHz
+ * 336/4 = 84MHz
+ * => PCLK = 84MHz
+ */
+static const SMI_REGS init_regs_800x600 [] =
+{
+#if 1 /* test-only */
+ {0x0005c, SWAP32(0xffffffff)}, /* set endianess to big endian */
+#else
+ {0x0005c, SWAP32(0x00000000)}, /* set endianess to little endian */
+#endif
+ {0x00004, SWAP32(0x00000000)},
+ /* clocks for pm1... */
+ {0x00048, SWAP32(0x00021807)},
+ {0x0004C, SWAP32(0x221a0a01)},
+ {0x00054, SWAP32(0x00000001)},
+ /* clocks for pm0... */
+ {0x00040, SWAP32(0x00021807)},
+ {0x00044, SWAP32(0x221a0a01)},
+ {0x00054, SWAP32(0x00000000)},
+ /* GPIO */
+ {0x1000c, SWAP32(0xfffffff0)}, /* GPIO32..63 direction */
+ /* panel control regs... */
+ {0x80000, SWAP32(0x0f013105)}, /* panel display control: 16-bit RGB 5:6:5 mode */
+ {0x80004, SWAP32(0xc428bb17)}, /* panel panning control ??? */
+ {0x8000C, SWAP32(0x00010000)}, /* panel fb address */
+ {0x80010, SWAP32(0x06400640)}, /* panel fb offset/window width */
+ {0x80014, SWAP32(0x03200000)}, /* panel fb width (0x320=800) */
+ {0x80018, SWAP32(0x02580000)}, /* panel fb height (0x258=600) */
+ {0x8001C, SWAP32(0x00000000)}, /* panel plane tl location */
+ {0x80020, SWAP32(0x02580320)}, /* panel plane br location */
+ {0x80024, SWAP32(0x041f031f)}, /* panel horizontal total */
+ {0x80028, SWAP32(0x00800347)}, /* panel horizontal sync */
+ {0x8002C, SWAP32(0x02730257)}, /* panel vertical total */
+ {0x80030, SWAP32(0x00040258)}, /* panel vertical sync */
+ {0x80200, SWAP32(0x00010000)}, /* crt display control */
+ {0, 0}
+};
-/* ------------------------------------------------------------------------- */
+/*
+ * 1024x768 display G150XG02: PCLK = 65MHz
+ * => 2*PCLK = 130MHz
+ * 288/2 = 144MHz
+ * => PCLK = 72MHz
+ */
+static const SMI_REGS init_regs_1024x768 [] =
+{
+ {0x00004, SWAP32(0x00000000)},
+ /* clocks for pm1... */
+ {0x00048, SWAP32(0x00021807)},
+ {0x0004C, SWAP32(0x011a0a01)},
+ {0x00054, SWAP32(0x00000001)},
+ /* clocks for pm0... */
+ {0x00040, SWAP32(0x00021807)},
+ {0x00044, SWAP32(0x011a0a01)},
+ {0x00054, SWAP32(0x00000000)},
+ /* GPIO */
+ {0x1000c, SWAP32(0xfffffff0)}, /* GPIO32..63 direction */
+ /* panel control regs... */
+ {0x80000, SWAP32(0x0f013105)}, /* panel display control: 16-bit RGB 5:6:5 mode */
+ {0x80004, SWAP32(0xc428bb17)}, /* panel panning control ??? */
+ {0x8000C, SWAP32(0x00010000)}, /* panel fb address */
+ {0x80010, SWAP32(0x08000800)}, /* panel fb offset/window width */
+ {0x80014, SWAP32(0x04000000)}, /* panel fb width (0x400=1024) */
+ {0x80018, SWAP32(0x03000000)}, /* panel fb height (0x300=768) */
+ {0x8001C, SWAP32(0x00000000)}, /* panel plane tl location */
+ {0x80020, SWAP32(0x03000400)}, /* panel plane br location */
+ {0x80024, SWAP32(0x053f03ff)}, /* panel horizontal total */
+ {0x80028, SWAP32(0x0140040f)}, /* panel horizontal sync */
+ {0x8002C, SWAP32(0x032502ff)}, /* panel vertical total */
+ {0x80030, SWAP32(0x00260301)}, /* panel vertical sync */
+ {0x80200, SWAP32(0x00010000)}, /* crt display control */
+ {0, 0}
+};
+
+#endif /* CONFIG_VIDEO_SM501_16BPP */
+
+#ifdef CONFIG_VIDEO_SM501_32BPP
+#define BPP 32
+
+/*
+ * 800x600 display B084SN03: PCLK = 40MHz
+ * => 2*PCLK = 80MHz
+ * 336/4 = 84MHz
+ * => PCLK = 84MHz
+ */
+static const SMI_REGS init_regs_800x600 [] =
+{
+#if 0 /* test-only */
+ {0x0005c, SWAP32(0xffffffff)}, /* set endianess to big endian */
+#else
+ {0x0005c, SWAP32(0x00000000)}, /* set endianess to little endian */
+#endif
+ {0x00004, SWAP32(0x00000000)},
+ /* clocks for pm1... */
+ {0x00048, SWAP32(0x00021807)},
+ {0x0004C, SWAP32(0x221a0a01)},
+ {0x00054, SWAP32(0x00000001)},
+ /* clocks for pm0... */
+ {0x00040, SWAP32(0x00021807)},
+ {0x00044, SWAP32(0x221a0a01)},
+ {0x00054, SWAP32(0x00000000)},
+ /* GPIO */
+ {0x1000c, SWAP32(0xfffffff0)}, /* GPIO32..63 direction */
+ /* panel control regs... */
+ {0x80000, SWAP32(0x0f013106)}, /* panel display control: 32-bit RGB 8:8:8 mode */
+ {0x80004, SWAP32(0xc428bb17)}, /* panel panning control ??? */
+ {0x8000C, SWAP32(0x00010000)}, /* panel fb address */
+ {0x80010, SWAP32(0x0c800c80)}, /* panel fb offset/window width */
+ {0x80014, SWAP32(0x03200000)}, /* panel fb width (0x320=800) */
+ {0x80018, SWAP32(0x02580000)}, /* panel fb height (0x258=600) */
+ {0x8001C, SWAP32(0x00000000)}, /* panel plane tl location */
+ {0x80020, SWAP32(0x02580320)}, /* panel plane br location */
+ {0x80024, SWAP32(0x041f031f)}, /* panel horizontal total */
+ {0x80028, SWAP32(0x00800347)}, /* panel horizontal sync */
+ {0x8002C, SWAP32(0x02730257)}, /* panel vertical total */
+ {0x80030, SWAP32(0x00040258)}, /* panel vertical sync */
+ {0x80200, SWAP32(0x00010000)}, /* crt display control */
+ {0, 0}
+};
+
+/*
+ * 1024x768 display G150XG02: PCLK = 65MHz
+ * => 2*PCLK = 130MHz
+ * 288/2 = 144MHz
+ * => PCLK = 72MHz
+ */
+static const SMI_REGS init_regs_1024x768 [] =
+{
+ {0x00004, SWAP32(0x00000000)},
+ /* clocks for pm1... */
+ {0x00048, SWAP32(0x00021807)},
+ {0x0004C, SWAP32(0x011a0a01)},
+ {0x00054, SWAP32(0x00000001)},
+ /* clocks for pm0... */
+ {0x00040, SWAP32(0x00021807)},
+ {0x00044, SWAP32(0x011a0a01)},
+ {0x00054, SWAP32(0x00000000)},
+ /* GPIO */
+ {0x1000c, SWAP32(0xfffffff0)}, /* GPIO32..63 direction */
+ /* panel control regs... */
+ {0x80000, SWAP32(0x0f013106)}, /* panel display control: 32-bit RGB 8:8:8 mode */
+ {0x80004, SWAP32(0xc428bb17)}, /* panel panning control ??? */
+ {0x8000C, SWAP32(0x00010000)}, /* panel fb address */
+ {0x80010, SWAP32(0x10001000)}, /* panel fb offset/window width */
+ {0x80014, SWAP32(0x04000000)}, /* panel fb width (0x400=1024) */
+ {0x80018, SWAP32(0x03000000)}, /* panel fb height (0x300=768) */
+ {0x8001C, SWAP32(0x00000000)}, /* panel plane tl location */
+ {0x80020, SWAP32(0x03000400)}, /* panel plane br location */
+ {0x80024, SWAP32(0x053f03ff)}, /* panel horizontal total */
+ {0x80028, SWAP32(0x0140040f)}, /* panel horizontal sync */
+ {0x8002C, SWAP32(0x032502ff)}, /* panel vertical total */
+ {0x80030, SWAP32(0x00260301)}, /* panel vertical sync */
+ {0x80200, SWAP32(0x00010000)}, /* crt display control */
+ {0, 0}
+};
+
+#endif /* CONFIG_VIDEO_SM501_32BPP */
+
+#endif /* CONFIG_VIDEO_SM501 */
#if 0
#define FPGA_DEBUG
au_image_t au_image[] = {
{"hh405/preinst.img", 0, -1, AU_SCRIPT},
{"hh405/u-boot.img", 0xfff80000, 0x00080000, AU_FIRMWARE},
- {"hh405/pImage_$(bd_type)", 0x00000000, 0x00100000, AU_NAND},
+ {"hh405/pImage_${bd_type}", 0x00000000, 0x00100000, AU_NAND},
{"hh405/pImage.initrd", 0x00100000, 0x00200000, AU_NAND},
{"hh405/yaffsmt2.img", 0x00300000, 0x01c00000, AU_NAND},
{"hh405/postinst.img", 0, 0, AU_SCRIPT},
int N_AU_IMAGES = (sizeof(au_image) / sizeof(au_image[0]));
+/*
+ * Get version of HH405 board from GPIO's
+ */
int board_revision(void)
{
unsigned long osrh_reg;
unsigned long tcr_reg;
unsigned long value;
- /*
- * Get version of HH405 board from GPIO's
- */
-
/*
* Setup GPIO pins (BLAST/GPIO0 and GPIO9 as GPIO)
*/
return 1;
} else {
if (value & 0x00400000) {
- /* Revision 1.3 detected */
+ /* unused */
return 3;
} else {
- /* Revision 1.2 detected */
return 2;
}
}
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
mtdcr(uicer, 0x00000000); /* disable all ints */
mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/
- mtdcr(uicpr, CFG_UIC0_POLARITY);/* set int polarities */
+ mtdcr(uicpr, CONFIG_SYS_UIC0_POLARITY);/* set int polarities */
mtdcr(uictr, 0x10000000); /* set int trigger levels */
mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority*/
mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
return 0;
}
+int cf_enable(void)
+{
+ int i;
+
+ volatile unsigned short *fpga_ctrl =
+ (unsigned short *)((ulong)CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL);
+ volatile unsigned short *fpga_status =
+ (unsigned short *)((ulong)CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL + 2);
+
+ if (gd->board_type >= 2) {
+ if (*fpga_status & CONFIG_SYS_FPGA_STATUS_CF_DETECT) {
+ if (!(*fpga_ctrl & CONFIG_SYS_FPGA_CTRL_CF_BUS_EN)) {
+ *fpga_ctrl &= ~CONFIG_SYS_FPGA_CTRL_CF_PWRN;
+
+ for (i=0; i<300; i++)
+ udelay(1000);
+
+ *fpga_ctrl |= CONFIG_SYS_FPGA_CTRL_CF_BUS_EN;
+
+ for (i=0; i<20; i++)
+ udelay(1000);
+ }
+ } else {
+ *fpga_ctrl &= ~CONFIG_SYS_FPGA_CTRL_CF_BUS_EN;
+ *fpga_ctrl |= CONFIG_SYS_FPGA_CTRL_CF_PWRN;
+ }
+ }
+
+ return 0;
+}
int misc_init_r (void)
{
- DECLARE_GLOBAL_DATA_PTR;
-
volatile unsigned short *fpga_ctrl =
- (unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL);
+ (unsigned short *)((ulong)CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL);
volatile unsigned short *lcd_contrast =
- (unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL + 4);
+ (unsigned short *)((ulong)CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL + 4);
volatile unsigned short *lcd_backlight =
- (unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL + 6);
+ (unsigned short *)((ulong)CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL + 6);
unsigned char *dst;
ulong len = sizeof(fpgadata);
int status;
char *str;
unsigned long contrast0 = 0xffffffff;
- dst = malloc(CFG_FPGA_MAX_SIZE);
- if (gunzip (dst, CFG_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) {
+ dst = malloc(CONFIG_SYS_FPGA_MAX_SIZE);
+ if (gunzip (dst, CONFIG_SYS_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) {
printf ("GUNZIP ERROR - must RESET board to recover\n");
do_reset (NULL, 0, 0, NULL);
}
* Write Board revision into FPGA
*/
*fpga_ctrl |= gd->board_type & 0x0003;
- if (gd->board_type >= 2) {
- *fpga_ctrl |= CFG_FPGA_CTRL_CF_BUS_EN;
- }
/*
- * Set NAND-FLASH GPIO signals to default
+ * Setup and enable EEPROM write protection
*/
- out32(GPIO0_OR, in32(GPIO0_OR) & ~(CFG_NAND_CLE | CFG_NAND_ALE));
- out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_CE);
+ out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_EEPROM_WP);
/*
* Reset touch-screen controller
*/
- out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_TOUCH_RST);
+ out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_TOUCH_RST);
udelay(1000);
- out32(GPIO0_OR, in32(GPIO0_OR) | CFG_TOUCH_RST);
+ out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_TOUCH_RST);
- /*
- * Enable power on PS/2 interface (with reset)
- */
- *fpga_ctrl &= ~(CFG_FPGA_CTRL_PS2_PWR);
- for (i=0;i<500;i++)
- udelay(1000);
- *fpga_ctrl |= (CFG_FPGA_CTRL_PS2_PWR);
+ /*
+ * Enable power on PS/2 interface (with reset)
+ */
+ *fpga_ctrl &= ~(CONFIG_SYS_FPGA_CTRL_PS2_PWR);
+ for (i=0;i<500;i++)
+ udelay(1000);
+ *fpga_ctrl |= (CONFIG_SYS_FPGA_CTRL_PS2_PWR);
/*
* Get contrast value from environment variable
contrast0 = simple_strtol(str, NULL, 16);
if (contrast0 > 255) {
printf("ERROR: contrast0 value too high (0x%lx)!\n", contrast0);
- contrast0 = 0;
+ contrast0 = 0xffffffff;
}
}
/*
* Init lcd interface and display logo
*/
+
str = getenv("bd_type");
if (strcmp(str, "ppc230") == 0) {
/*
* Switch backlight on
*/
- *fpga_ctrl |= CFG_FPGA_CTRL_VGA0_BL;
+ *fpga_ctrl |= CONFIG_SYS_FPGA_CTRL_VGA0_BL;
*lcd_backlight = 0x0000;
lcd_setup(1, 0);
- lcd_init((uchar *)CFG_LCD_BIG_REG, (uchar *)CFG_LCD_BIG_MEM,
+ lcd_init((uchar *)CONFIG_SYS_LCD_BIG_REG, (uchar *)CONFIG_SYS_LCD_BIG_MEM,
regs_13806_1024_768_8bpp,
sizeof(regs_13806_1024_768_8bpp)/sizeof(regs_13806_1024_768_8bpp[0]),
logo_bmp_1024, sizeof(logo_bmp_1024));
/*
* Switch backlight on
*/
- *fpga_ctrl &= ~CFG_FPGA_CTRL_VGA0_BL;
+ *fpga_ctrl &= ~CONFIG_SYS_FPGA_CTRL_VGA0_BL;
*lcd_backlight = 0x0000;
lcd_setup(1, 0);
- lcd_init((uchar *)CFG_LCD_BIG_REG, (uchar *)CFG_LCD_BIG_MEM,
+ lcd_init((uchar *)CONFIG_SYS_LCD_BIG_REG, (uchar *)CONFIG_SYS_LCD_BIG_MEM,
regs_13806_640_480_16bpp,
sizeof(regs_13806_640_480_16bpp)/sizeof(regs_13806_640_480_16bpp[0]),
logo_bmp_640, sizeof(logo_bmp_640));
/*
* Switch backlight on
*/
- *fpga_ctrl |= CFG_FPGA_CTRL_VGA0_BL | CFG_FPGA_CTRL_VGA0_BL_MODE;
+ *fpga_ctrl |= CONFIG_SYS_FPGA_CTRL_VGA0_BL | CONFIG_SYS_FPGA_CTRL_VGA0_BL_MODE;
/*
* Set lcd clock (small epson)
*/
udelay(100); /* wait for 100 us */
lcd_setup(0, 1);
- lcd_init((uchar *)CFG_LCD_SMALL_REG, (uchar *)CFG_LCD_SMALL_MEM,
+ lcd_init((uchar *)CONFIG_SYS_LCD_SMALL_REG, (uchar *)CONFIG_SYS_LCD_SMALL_MEM,
regs_13705_320_240_8bpp,
sizeof(regs_13705_320_240_8bpp)/sizeof(regs_13705_320_240_8bpp[0]),
logo_bmp_320_8bpp, sizeof(logo_bmp_320_8bpp));
/*
* Switch backlight on
*/
- *fpga_ctrl |= CFG_FPGA_CTRL_VGA0_BL | CFG_FPGA_CTRL_VGA0_BL_MODE;
+ *fpga_ctrl |= CONFIG_SYS_FPGA_CTRL_VGA0_BL | CONFIG_SYS_FPGA_CTRL_VGA0_BL_MODE;
/*
- * Set lcd clock (small epson)
+ * Set lcd clock (small epson), enable 1-wire interface
*/
- *fpga_ctrl |= LCD_CLK_08330;
+ *fpga_ctrl |= LCD_CLK_08330 | CONFIG_SYS_FPGA_CTRL_OW_ENABLE;
lcd_setup(0, 1);
- lcd_init((uchar *)CFG_LCD_SMALL_REG, (uchar *)CFG_LCD_SMALL_MEM,
+ lcd_init((uchar *)CONFIG_SYS_LCD_SMALL_REG, (uchar *)CONFIG_SYS_LCD_SMALL_MEM,
regs_13704_320_240_4bpp,
sizeof(regs_13704_320_240_4bpp)/sizeof(regs_13704_320_240_4bpp[0]),
logo_bmp_320, sizeof(logo_bmp_320));
+#ifdef CONFIG_VIDEO_SM501
} else {
- printf("Unsupported bd_type defined (%s) -> No display configured!\n", str);
- return 0;
+ pci_dev_t devbusfn;
+
+ /*
+ * Is SM501 connected (ppc221/ppc231)?
+ */
+ devbusfn = pci_find_device(PCI_VENDOR_SM, PCI_DEVICE_SM501, 0);
+ if (devbusfn != -1) {
+ puts("VGA: SM501 with 8 MB ");
+ if (strcmp(str, "ppc221") == 0) {
+ printf("(800*600, %dbpp)\n", BPP);
+ *lcd_backlight = 0x002d; /* max. allowed brightness */
+ } else if (strcmp(str, "ppc231") == 0) {
+ printf("(1024*768, %dbpp)\n", BPP);
+ *lcd_backlight = 0x0000;
+ } else {
+ printf("Unsupported bd_type defined (%s) -> No display configured!\n", str);
+ return 0;
+ }
+ } else {
+ printf("Unsupported bd_type defined (%s) -> No display configured!\n", str);
+ return 0;
+ }
+#endif /* CONFIG_VIDEO_SM501 */
}
+ cf_enable();
+
return (0);
}
int checkboard (void)
{
- DECLARE_GLOBAL_DATA_PTR;
-
- unsigned char str[64];
+ char str[64];
int i = getenv_r ("serial#", str, sizeof(str));
puts ("Board: ");
}
gd->board_type = board_revision();
- printf(", Rev 1.%ld)\n", gd->board_type);
-
- /*
- * Disable sleep mode in LXT971
- */
- lxt971_no_sleep();
+ printf(", Rev %ld.x)\n", gd->board_type);
return 0;
}
-/* ------------------------------------------------------------------------- */
-
-long int initdram (int board_type)
+#ifdef CONFIG_IDE_RESET
+void ide_set_reset(int on)
{
- unsigned long val;
+ volatile unsigned short *fpga_mode =
+ (unsigned short *)((ulong)CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL);
+ volatile unsigned short *fpga_status =
+ (unsigned short *)((ulong)CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL + 2);
- mtdcr(memcfga, mem_mb0cf);
- val = mfdcr(memcfgd);
+ if (((gd->board_type >= 2) && (*fpga_status & CONFIG_SYS_FPGA_STATUS_CF_DETECT)) ||
+ (gd->board_type < 2)) {
+ /*
+ * Assert or deassert CompactFlash Reset Pin
+ */
+ if (on) { /* assert RESET */
+ cf_enable();
+ *fpga_mode &= ~(CONFIG_SYS_FPGA_CTRL_CF_RESET);
+ } else { /* release RESET */
+ *fpga_mode |= CONFIG_SYS_FPGA_CTRL_CF_RESET;
+ }
+ }
+}
+#endif /* CONFIG_IDE_RESET */
-#if 0
- printf("\nmb0cf=%x\n", val); /* test-only */
- printf("strap=%x\n", mfdcr(strap)); /* test-only */
-#endif
- return (4*1024*1024 << ((val & 0x000e0000) >> 17));
+#if defined(CONFIG_SYS_EEPROM_WREN)
+/* Input: <dev_addr> I2C address of EEPROM device to enable.
+ * <state> -1: deliver current state
+ * 0: disable write
+ * 1: enable write
+ * Returns: -1: wrong device address
+ * 0: dis-/en- able done
+ * 0/1: current state if <state> was -1.
+ */
+int eeprom_write_enable (unsigned dev_addr, int state)
+{
+ if (CONFIG_SYS_I2C_EEPROM_ADDR != dev_addr) {
+ return -1;
+ } else {
+ switch (state) {
+ case 1:
+ /* Enable write access, clear bit GPIO_SINT2. */
+ out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_EEPROM_WP);
+ state = 0;
+ break;
+ case 0:
+ /* Disable write access, set bit GPIO_SINT2. */
+ out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_EEPROM_WP);
+ state = 0;
+ break;
+ default:
+ /* Read current status back. */
+ state = (0 == (in32(GPIO0_OR) & CONFIG_SYS_EEPROM_WP));
+ break;
+ }
+ }
+ return state;
}
-/* ------------------------------------------------------------------------- */
+int do_eep_wren (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ int query = argc == 1;
+ int state = 0;
+
+ if (query) {
+ /* Query write access state. */
+ state = eeprom_write_enable (CONFIG_SYS_I2C_EEPROM_ADDR, -1);
+ if (state < 0) {
+ puts ("Query of write access state failed.\n");
+ } else {
+ printf ("Write access for device 0x%0x is %sabled.\n",
+ CONFIG_SYS_I2C_EEPROM_ADDR, state ? "en" : "dis");
+ state = 0;
+ }
+ } else {
+ if ('0' == argv[1][0]) {
+ /* Disable write access. */
+ state = eeprom_write_enable (CONFIG_SYS_I2C_EEPROM_ADDR, 0);
+ } else {
+ /* Enable write access. */
+ state = eeprom_write_enable (CONFIG_SYS_I2C_EEPROM_ADDR, 1);
+ }
+ if (state < 0) {
+ puts ("Setup of write access state failed.\n");
+ }
+ }
+
+ return state;
+}
-int testdram (void)
+U_BOOT_CMD(eepwren, 2, 0, do_eep_wren,
+ "eepwren - Enable / disable / query EEPROM write access\n",
+ NULL);
+#endif /* #if defined(CONFIG_SYS_EEPROM_WREN) */
+
+
+#ifdef CONFIG_VIDEO_SM501
+#ifdef CONFIG_CONSOLE_EXTRA_INFO
+/*
+ * Return text to be printed besides the logo.
+ */
+void video_get_info_str (int line_number, char *info)
{
- /* TODO: XXX XXX XXX */
- printf ("test: 16 MB - ok\n");
+ char str[64];
+ char str2[64];
+ int i = getenv_r("serial#", str2, sizeof(str));
- return (0);
+ if (line_number == 1) {
+ sprintf(str, " Board: ");
+
+ if (i == -1) {
+ strcat(str, "### No HW ID - assuming HH405");
+ } else {
+ strcat(str, str2);
+ }
+
+ if (getenv_r("bd_type", str2, sizeof(str2)) != -1) {
+ strcat(str, " (");
+ strcat(str, str2);
+ } else {
+ strcat(str, " (Missing bd_type!");
+ }
+
+ sprintf(str2, ", Rev %ld.x)", gd->board_type);
+ strcat(str, str2);
+ strcpy(info, str);
+ } else {
+ info [0] = '\0';
+ }
}
+#endif /* CONFIG_CONSOLE_EXTRA_INFO */
-/* ------------------------------------------------------------------------- */
+/*
+ * Returns SM501 register base address. First thing called in the driver.
+ */
+unsigned int board_video_init (void)
+{
+ pci_dev_t devbusfn;
+ u32 addr;
-#ifdef CONFIG_IDE_RESET
-void ide_set_reset(int on)
+ /*
+ * Is SM501 connected (ppc221/ppc231)?
+ */
+ devbusfn = pci_find_device(PCI_VENDOR_SM, PCI_DEVICE_SM501, 0);
+ if (devbusfn != -1) {
+ pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_1, (u32 *)&addr);
+ return (addr & 0xfffffffe);
+ }
+
+ return 0;
+}
+
+/*
+ * Returns SM501 framebuffer address
+ */
+unsigned int board_video_get_fb (void)
{
- volatile unsigned short *fpga_mode =
- (unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL);
+ pci_dev_t devbusfn;
+ u32 addr;
/*
- * Assert or deassert CompactFlash Reset Pin
+ * Is SM501 connected (ppc221/ppc231)?
*/
- if (on) { /* assert RESET */
- *fpga_mode &= ~(CFG_FPGA_CTRL_CF_RESET);
- } else { /* release RESET */
- *fpga_mode |= CFG_FPGA_CTRL_CF_RESET;
+ devbusfn = pci_find_device(PCI_VENDOR_SM, PCI_DEVICE_SM501, 0);
+ if (devbusfn != -1) {
+ pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0, (u32 *)&addr);
+ addr &= 0xfffffffe;
+#ifdef CONFIG_VIDEO_SM501_FBMEM_OFFSET
+ addr += CONFIG_VIDEO_SM501_FBMEM_OFFSET;
+#endif
+ return addr;
+ }
+
+ return 0;
+}
+
+/*
+ * 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)
+{
+ char *str;
+
+ str = getenv("bd_type");
+ if (strcmp(str, "ppc221") == 0) {
+ return init_regs_800x600;
+ } else {
+ return init_regs_1024x768;
}
}
-#endif /* CONFIG_IDE_RESET */
+int board_get_width (void)
+{
+ char *str;
-#if (CONFIG_COMMANDS & CFG_CMD_NAND)
-#include <linux/mtd/nand.h>
-extern struct nand_chip nand_dev_desc[CFG_MAX_NAND_DEVICE];
+ str = getenv("bd_type");
+ if (strcmp(str, "ppc221") == 0) {
+ return 800;
+ } else {
+ return 1024;
+ }
+}
-void nand_init(void)
+int board_get_height (void)
{
- nand_probe(CFG_NAND_BASE);
- if (nand_dev_desc[0].ChipID != NAND_ChipID_UNKNOWN) {
- print_size(nand_dev_desc[0].totlen, "\n");
+ char *str;
+
+ str = getenv("bd_type");
+ if (strcmp(str, "ppc221") == 0) {
+ return 600;
+ } else {
+ return 768;
}
}
+
+#endif /* CONFIG_VIDEO_SM501 */
+
+
+void reset_phy(void)
+{
+#ifdef CONFIG_LXT971_NO_SLEEP
+
+ /*
+ * Disable sleep mode in LXT971
+ */
+ lxt971_no_sleep();
#endif
+}
projects / u-boot / blobdiff