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Diffstat (limited to 'board/esd/common/lcd.c')
-rw-r--r--board/esd/common/lcd.c123
1 files changed, 85 insertions, 38 deletions
diff --git a/board/esd/common/lcd.c b/board/esd/common/lcd.c
index ed50def48..c23dc81a2 100644
--- a/board/esd/common/lcd.c
+++ b/board/esd/common/lcd.c
@@ -44,37 +44,57 @@ void lcd_setup(int lcd, int config)
/*
* Set endianess and reset lcd controller 0 (small)
*/
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) & ~CFG_LCD0_RST); /* set reset to low */
+
+ /* set reset to low */
+ out_be32((void*)GPIO0_OR,
+ in_be32((void*)GPIO0_OR) & ~CFG_LCD0_RST);
udelay(10); /* wait 10us */
- if (config == 1)
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) | CFG_LCD_ENDIAN); /* big-endian */
- else
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) & ~CFG_LCD_ENDIAN); /* little-endian */
+ if (config == 1) {
+ /* big-endian */
+ out_be32((void*)GPIO0_OR,
+ in_be32((void*)GPIO0_OR) | CFG_LCD_ENDIAN);
+ } else {
+ /* little-endian */
+ out_be32((void*)GPIO0_OR,
+ in_be32((void*)GPIO0_OR) & ~CFG_LCD_ENDIAN);
+ }
udelay(10); /* wait 10us */
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) | CFG_LCD0_RST); /* set reset to high */
+ /* set reset to high */
+ out_be32((void*)GPIO0_OR,
+ in_be32((void*)GPIO0_OR) | CFG_LCD0_RST);
} else {
/*
* Set endianess and reset lcd controller 1 (big)
*/
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) & ~CFG_LCD1_RST); /* set reset to low */
+
+ /* set reset to low */
+ out_be32((void*)GPIO0_OR,
+ in_be32((void*)GPIO0_OR) & ~CFG_LCD1_RST);
udelay(10); /* wait 10us */
- if (config == 1)
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) | CFG_LCD_ENDIAN); /* big-endian */
- else
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) & ~CFG_LCD_ENDIAN); /* little-endian */
+ if (config == 1) {
+ /* big-endian */
+ out_be32((void*)GPIO0_OR,
+ in_be32((void*)GPIO0_OR) | CFG_LCD_ENDIAN);
+ } else {
+ /* little-endian */
+ out_be32((void*)GPIO0_OR,
+ in_be32((void*)GPIO0_OR) & ~CFG_LCD_ENDIAN);
+ }
udelay(10); /* wait 10us */
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) | CFG_LCD1_RST); /* set reset to high */
+ /* set reset to high */
+ out_be32((void*)GPIO0_OR,
+ in_be32((void*)GPIO0_OR) | CFG_LCD1_RST);
}
/*
* CFG_LCD_ENDIAN may also be FPGA_RESET, so set inactive
*/
- out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) | CFG_LCD_ENDIAN); /* set reset high again */
+ out_be32((void*)GPIO0_OR, in_be32((void*)GPIO0_OR) | CFG_LCD_ENDIAN);
}
#endif /* CFG_LCD_ENDIAN */
-void lcd_bmp(uchar *logo_bmp)
+int lcd_bmp(uchar *logo_bmp)
{
int i;
uchar *ptr;
@@ -99,13 +119,18 @@ void lcd_bmp(uchar *logo_bmp)
len = CFG_VIDEO_LOGO_MAX_SIZE;
dst = malloc(CFG_VIDEO_LOGO_MAX_SIZE);
if (dst == NULL) {
- printf("Error: malloc in gunzip failed!\n");
- return;
+ printf("Error: malloc for gunzip failed!\n");
+ return 1;
+ }
+ if (gunzip(dst, CFG_VIDEO_LOGO_MAX_SIZE,
+ (uchar *)logo_bmp, &len) != 0) {
+ free(dst);
+ return 1;
+ }
+ if (len == CFG_VIDEO_LOGO_MAX_SIZE) {
+ printf("Image could be truncated"
+ " (increase CFG_VIDEO_LOGO_MAX_SIZE)!\n");
}
- if (gunzip(dst, CFG_VIDEO_LOGO_MAX_SIZE, (uchar *)logo_bmp, &len) != 0)
- return;
- if (len == CFG_VIDEO_LOGO_MAX_SIZE)
- printf("Image could be truncated (increase CFG_VIDEO_LOGO_MAX_SIZE)!\n");
/*
* Check for bmp mark 'BM'
@@ -113,7 +138,7 @@ void lcd_bmp(uchar *logo_bmp)
if (*(ushort *)dst != 0x424d) {
printf("LCD: Unknown image format!\n");
free(dst);
- return;
+ return 1;
}
} else {
/*
@@ -150,7 +175,7 @@ void lcd_bmp(uchar *logo_bmp)
printf("LCD: Unknown bpp (%d) im image!\n", bpp);
if ((dst != NULL) && (dst != (uchar *)logo_bmp))
free(dst);
- return;
+ return 1;
}
printf(" (%d*%d, %dbpp)\n", width, height, bpp);
@@ -180,23 +205,28 @@ void lcd_bmp(uchar *logo_bmp)
if (bpp == 24) {
for (x = 0; x < width; x++) {
/*
- * Generate epson 16bpp fb-format from 24bpp image
+ * Generate epson 16bpp fb-format
+ * from 24bpp image
*/
b = *bmp++ >> 3;
g = *bmp++ >> 2;
r = *bmp++ >> 3;
- val = ((r & 0x1f) << 11) | ((g & 0x3f) << 5) | (b & 0x1f);
+ val = ((r & 0x1f) << 11) |
+ ((g & 0x3f) << 5) |
+ (b & 0x1f);
*ptr2++ = val;
}
} else if (bpp == 8) {
for (x = 0; x < line_size; x++) {
/* query rgb value from palette */
- ptr = (unsigned char *)(dst + 14 + 40) ;
+ ptr = (unsigned char *)(dst + 14 + 40);
ptr += (*bmp++) << 2;
b = *ptr++ >> 3;
g = *ptr++ >> 2;
r = *ptr++ >> 3;
- val = ((r & 0x1f) << 11) | ((g & 0x3f) << 5) | (b & 0x1f);
+ val = ((r & 0x1f) << 11) |
+ ((g & 0x3f) << 5) |
+ (b & 0x1f);
*ptr2++ = val;
}
}
@@ -208,11 +238,12 @@ void lcd_bmp(uchar *logo_bmp)
if ((dst != NULL) && (dst != (uchar *)logo_bmp))
free(dst);
+ return 0;
}
-void lcd_init(uchar *lcd_reg, uchar *lcd_mem, S1D_REGS *regs, int reg_count,
- uchar *logo_bmp, ulong len)
+int lcd_init(uchar *lcd_reg, uchar *lcd_mem, S1D_REGS *regs, int reg_count,
+ uchar *logo_bmp, ulong len)
{
int i;
ushort s1dReg;
@@ -263,8 +294,22 @@ void lcd_init(uchar *lcd_reg, uchar *lcd_mem, S1D_REGS *regs, int reg_count,
lcd_reg += 0x10000; /* add offset for 705 regs */
puts("LCD: S1D13705");
} else {
- puts("LCD: No controller detected!\n");
- return;
+ out_8(&lcd_reg[0x1a], 0x00);
+ udelay(1000);
+ if (in_8(&lcd_reg[1]) == 0x0c) {
+ /*
+ * S1D13505 detected
+ */
+ reg_byte_swap = TRUE;
+ palette_index = 0x25;
+ palette_value = 0x27;
+ lcd_depth = 16;
+
+ puts("LCD: S1D13505");
+ } else {
+ puts("LCD: No controller detected!\n");
+ return 1;
+ }
}
/*
@@ -279,7 +324,7 @@ void lcd_init(uchar *lcd_reg, uchar *lcd_mem, S1D_REGS *regs, int reg_count,
s1dReg &= ~0x0001;
}
s1dValue = regs[i].Value;
- lcd_reg[s1dReg] = s1dValue;
+ out_8(&lcd_reg[s1dReg], s1dValue);
}
/*
@@ -291,15 +336,15 @@ void lcd_init(uchar *lcd_reg, uchar *lcd_mem, S1D_REGS *regs, int reg_count,
/*
* Display bmp image
*/
- lcd_bmp(logo_bmp);
+ return lcd_bmp(logo_bmp);
}
-#if defined(CONFIG_VIDEO_SM501)
int do_esdbmp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
ulong addr;
+#ifdef CONFIG_VIDEO_SM501
char *str;
-
+#endif
if (argc != 2) {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
@@ -307,19 +352,22 @@ int do_esdbmp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
addr = simple_strtoul(argv[1], NULL, 16);
+#ifdef CONFIG_VIDEO_SM501
str = getenv("bd_type");
if ((strcmp(str, "ppc221") == 0) || (strcmp(str, "ppc231") == 0)) {
/*
* SM501 available, use standard bmp command
*/
- return (video_display_bitmap(addr, 0, 0));
+ return video_display_bitmap(addr, 0, 0);
} else {
/*
* No SM501 available, use esd epson bmp command
*/
- lcd_bmp((uchar *)addr);
- return 0;
+ return lcd_bmp((uchar *)addr);
}
+#else
+ return lcd_bmp((uchar *)addr);
+#endif
}
U_BOOT_CMD(
@@ -327,4 +375,3 @@ U_BOOT_CMD(
"esdbmp - display BMP image\n",
"<imageAddr> - display image\n"
);
-#endif
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 11:27:13 +0000