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authorAnatolij Gustschin <agust@denx.de>2013-03-29 14:00:13 +0100
committerAnatolij Gustschin <agust@denx.de>2013-03-29 14:29:39 +0100
commit1d3dea12e21275eab5af1b50ef4a3be89cfffc15 (patch)
treedc2903a944e0dc24696c007d3e112c770acd830a
parentd0f34f10f14853ebe3f75371533708aa0639d830 (diff)
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video: bcm2835: fix build issues
After merging LCD patches for v2013.04 the bcm2835 video driver building is broken due to removal of many global variables. Fix the driver. Signed-off-by: Anatolij Gustschin <agust@denx.de> Cc: Stephen Warren <swarren@wwwdotorg.org>
-rw-r--r--common/lcd.c12
-rw-r--r--drivers/video/bcm2835.c11
2 files changed, 12 insertions, 11 deletions
diff --git a/common/lcd.c b/common/lcd.c
index b98eea6..edae835 100644
--- a/common/lcd.c
+++ b/common/lcd.c
@@ -493,6 +493,18 @@ static int lcd_init(void *lcdbase)
debug("[LCD] Initializing LCD frambuffer at %p\n", lcdbase);
lcd_ctrl_init(lcdbase);
+
+ /*
+ * lcd_ctrl_init() of some drivers (i.e. bcm2835 on rpi_b) ignores
+ * the 'lcdbase' argument and uses custom lcd base address
+ * by setting up gd->fb_base. Check for this condition and fixup
+ * 'lcd_base' address.
+ */
+ if ((unsigned long)lcdbase != gd->fb_base)
+ lcd_base = (void *)gd->fb_base;
+
+ debug("[LCD] Using LCD frambuffer at %p\n", lcd_base);
+
lcd_get_size(&lcd_line_length);
lcd_line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8;
lcd_is_enabled = 1;
diff --git a/drivers/video/bcm2835.c b/drivers/video/bcm2835.c
index 1e9a84a..0c77d17 100644
--- a/drivers/video/bcm2835.c
+++ b/drivers/video/bcm2835.c
@@ -23,17 +23,7 @@
DECLARE_GLOBAL_DATA_PTR;
/* Global variables that lcd.c expects to exist */
-int lcd_line_length;
-int lcd_color_fg;
-int lcd_color_bg;
-void *lcd_base;
-void *lcd_console_address;
-short console_col;
-short console_row;
vidinfo_t panel_info;
-char lcd_cursor_enabled;
-ushort lcd_cursor_width;
-ushort lcd_cursor_height;
struct msg_query {
struct bcm2835_mbox_hdr hdr;
@@ -119,7 +109,6 @@ void lcd_ctrl_init(void *lcdbase)
panel_info.vl_bpix = LCD_COLOR16;
gd->fb_base = msg_setup->allocate_buffer.body.resp.fb_address;
- lcd_base = (void *)gd->fb_base;
}
void lcd_enable(void)