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Diffstat (limited to 'board/esd/hh405/hh405.c')
-rw-r--r--board/esd/hh405/hh405.c147
1 files changed, 93 insertions, 54 deletions
diff --git a/board/esd/hh405/hh405.c b/board/esd/hh405/hh405.c
index 3158803..ea344c0 100644
--- a/board/esd/hh405/hh405.c
+++ b/board/esd/hh405/hh405.c
@@ -5,6 +5,9 @@
* (C) Copyright 2005
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
+ * (C) Copyright 2006
+ * Matthias Fuchs, esd GmbH, matthias.fuchs@esd-electronics.com
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -31,6 +34,7 @@
#include <pci.h>
#include <sm501.h>
+DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_VIDEO_SM501
@@ -66,10 +70,12 @@ static const SMI_REGS init_regs_800x600 [] =
{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(0x00000000)}, /* panel fb address */
+ {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) */
@@ -100,10 +106,12 @@ static const SMI_REGS init_regs_1024x768 [] =
{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(0x00000000)}, /* panel fb address */
+ {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) */
@@ -144,10 +152,12 @@ static const SMI_REGS init_regs_800x600 [] =
{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(0x00000000)}, /* panel fb address */
+ {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) */
@@ -178,10 +188,12 @@ static const SMI_REGS init_regs_1024x768 [] =
{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(0x00000000)}, /* panel fb address */
+ {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) */
@@ -272,6 +284,9 @@ au_image_t au_image[] = {
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;
@@ -280,10 +295,6 @@ int board_revision(void)
unsigned long value;
/*
- * Get version of HH405 board from GPIO's
- */
-
- /*
* Setup GPIO pins (BLAST/GPIO0 and GPIO9 as GPIO)
*/
osrh_reg = in32(GPIO0_OSRH);
@@ -305,15 +316,13 @@ int board_revision(void)
if (value & 0x80000000) {
/* Revision 1.0 or 1.1 detected */
- return 0x0101;
+ return 1;
} else {
if (value & 0x00400000) {
/* unused */
- return 0x0103;
+ return 3;
} else {
- /* Revision >= 2.0 detected */
- /* rev. 2.x uses four SM501 GPIOs for revision coding */
- return 0x0200;
+ return 2;
}
}
}
@@ -349,11 +358,39 @@ int board_early_init_f (void)
return 0;
}
+int cf_enable(void)
+{
+ int i;
+
+ volatile unsigned short *fpga_ctrl =
+ (unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL);
+ volatile unsigned short *fpga_status =
+ (unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL + 2);
+
+ if (gd->board_type >= 2) {
+ if (*fpga_status & CFG_FPGA_STATUS_CF_DETECT) {
+ if (!(*fpga_ctrl & CFG_FPGA_CTRL_CF_BUS_EN)) {
+ *fpga_ctrl &= ~CFG_FPGA_CTRL_CF_PWRN;
+
+ for (i=0; i<300; i++)
+ udelay(1000);
+
+ *fpga_ctrl |= CFG_FPGA_CTRL_CF_BUS_EN;
+
+ for (i=0; i<20; i++)
+ udelay(1000);
+ }
+ } else {
+ *fpga_ctrl &= ~CFG_FPGA_CTRL_CF_BUS_EN;
+ *fpga_ctrl |= CFG_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);
volatile unsigned short *lcd_contrast =
@@ -433,9 +470,6 @@ int misc_init_r (void)
* Write Board revision into FPGA
*/
*fpga_ctrl |= gd->board_type & 0x0003;
- if (gd->board_type >= 0x0200) {
- *fpga_ctrl |= CFG_FPGA_CTRL_CF_BUS_EN;
- }
/*
* Setup and enable EEPROM write protection
@@ -471,7 +505,7 @@ int misc_init_r (void)
contrast0 = simple_strtol(str, NULL, 16);
if (contrast0 > 255) {
printf("ERROR: contrast0 value too high (0x%lx)!\n", contrast0);
- contrast0 = 0;
+ contrast0 = 0xffffffff;
}
}
@@ -544,9 +578,9 @@ int misc_init_r (void)
*/
*fpga_ctrl |= CFG_FPGA_CTRL_VGA0_BL | CFG_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 | CFG_FPGA_CTRL_OW_ENABLE;
lcd_setup(0, 1);
lcd_init((uchar *)CFG_LCD_SMALL_REG, (uchar *)CFG_LCD_SMALL_MEM,
@@ -565,8 +599,10 @@ int misc_init_r (void)
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;
@@ -578,6 +614,8 @@ int misc_init_r (void)
#endif /* CONFIG_VIDEO_SM501 */
}
+ cf_enable();
+
return (0);
}
@@ -588,9 +626,7 @@ int misc_init_r (void)
int checkboard (void)
{
- DECLARE_GLOBAL_DATA_PTR;
-
- unsigned char str[64];
+ char str[64];
int i = getenv_r ("serial#", str, sizeof(str));
puts ("Board: ");
@@ -608,14 +644,7 @@ int checkboard (void)
}
gd->board_type = board_revision();
- printf(", Rev %ld.%ld)\n",
- (gd->board_type >> 8) & 0xff,
- gd->board_type & 0xff);
-
- /*
- * Disable sleep mode in LXT971
- */
- lxt971_no_sleep();
+ printf(", Rev %ld.x)\n", gd->board_type);
return 0;
}
@@ -637,35 +666,32 @@ long int initdram (int board_type)
}
-int testdram (void)
-{
- /* TODO: XXX XXX XXX */
- printf ("test: 16 MB - ok\n");
-
- return (0);
-}
-
-
#ifdef CONFIG_IDE_RESET
void ide_set_reset(int on)
{
volatile unsigned short *fpga_mode =
(unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL);
+ volatile unsigned short *fpga_status =
+ (unsigned short *)((ulong)CFG_FPGA_BASE_ADDR + CFG_FPGA_CTRL + 2);
- /*
- * Assert or deassert CompactFlash Reset Pin
- */
- if (on) { /* assert RESET */
- *fpga_mode &= ~(CFG_FPGA_CTRL_CF_RESET);
- } else { /* release RESET */
- *fpga_mode |= CFG_FPGA_CTRL_CF_RESET;
+ if (((gd->board_type >= 2) && (*fpga_status & CFG_FPGA_STATUS_CF_DETECT)) ||
+ (gd->board_type < 2)) {
+ /*
+ * Assert or deassert CompactFlash Reset Pin
+ */
+ if (on) { /* assert RESET */
+ cf_enable();
+ *fpga_mode &= ~(CFG_FPGA_CTRL_CF_RESET);
+ } else { /* release RESET */
+ *fpga_mode |= CFG_FPGA_CTRL_CF_RESET;
+ }
}
}
#endif /* CONFIG_IDE_RESET */
#if (CONFIG_COMMANDS & CFG_CMD_NAND)
-#include <linux/mtd/nand.h>
+#include <linux/mtd/nand_legacy.h>
extern struct nand_chip nand_dev_desc[CFG_MAX_NAND_DEVICE];
void nand_init(void)
@@ -756,8 +782,6 @@ U_BOOT_CMD(eepwren, 2, 0, do_eep_wren,
*/
void video_get_info_str (int line_number, char *info)
{
- DECLARE_GLOBAL_DATA_PTR;
-
char str[64];
char str2[64];
int i = getenv_r("serial#", str2, sizeof(str));
@@ -778,8 +802,7 @@ void video_get_info_str (int line_number, char *info)
strcat(str, " (Missing bd_type!");
}
- sprintf(str2, ", Rev %ld.%ld)",
- (gd->board_type >> 8) & 0xff, gd->board_type & 0xff);
+ sprintf(str2, ", Rev %ld.x)", gd->board_type);
strcat(str, str2);
strcpy(info, str);
} else {
@@ -822,7 +845,11 @@ unsigned int board_video_get_fb (void)
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);
- return (addr & 0xfffffffe);
+ addr &= 0xfffffffe;
+#ifdef CONFIG_VIDEO_SM501_FBMEM_OFFSET
+ addr += CONFIG_VIDEO_SM501_FBMEM_OFFSET;
+#endif
+ return addr;
}
return 0;
@@ -875,3 +902,15 @@ int board_get_height (void)
}
#endif /* CONFIG_VIDEO_SM501 */
+
+
+void reset_phy(void)
+{
+#ifdef CONFIG_LXT971_NO_SLEEP
+
+ /*
+ * Disable sleep mode in LXT971
+ */
+ lxt971_no_sleep();
+#endif
+}
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