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authorNikita Kiryanov <nikita@compulab.co.il>2015-02-03 13:32:31 +0200
committerAnatolij Gustschin <agust@denx.de>2015-02-10 13:31:26 +0100
commit033167c4c5a9a31768f690353ce26be021ad9c36 (patch)
tree7d0db9262a447cf9fe137385dad1631bf8867cae
parentbf21a5deb9614898b1f9f12292950ee55f72bedf (diff)
lcd: dt: extract simplefb support
We now have api functions that can support compiling simplefb code as its own module. Since this code is not part of the display functionality, extract it to its own file. Raspberry Pi is updated to accommodate the changes. Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il> Acked-by: Stephen Warren <swarren@wwwdotorg.org> Reviewed-by: Simon Glass <sjg@chromium.org> Tested-by: Bo Shen <voice.shen@atmel.com> Tested-by: Josh Wu <josh.wu@atmel.com> Cc: Simon Glass <sjg@chromium.org> Cc: Anatolij Gustschin <agust@denx.de> Cc: Stephen Warren <swarren@wwwdotorg.org>
-rw-r--r--board/raspberrypi/rpi/rpi.c1
-rw-r--r--common/Makefile1
-rw-r--r--common/lcd.c50
-rw-r--r--common/lcd_simplefb.c59
-rw-r--r--include/fdt_simplefb.h14
-rw-r--r--include/lcd.h3
6 files changed, 75 insertions, 53 deletions
diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c
index c18271fce82..948078b958f 100644
--- a/board/raspberrypi/rpi/rpi.c
+++ b/board/raspberrypi/rpi/rpi.c
@@ -18,6 +18,7 @@
#include <config.h>
#include <dm.h>
#include <fdt_support.h>
+#include <fdt_simplefb.h>
#include <lcd.h>
#include <mmc.h>
#include <asm/gpio.h>
diff --git a/common/Makefile b/common/Makefile
index 9579ab4c982..71f16dc5a05 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -199,6 +199,7 @@ obj-$(CONFIG_I2C_EDID) += edid.o
obj-$(CONFIG_KALLSYMS) += kallsyms.o
obj-y += splash.o
obj-$(CONFIG_LCD) += lcd.o lcd_console.o
+obj-$(CONFIG_LCD_DT_SIMPLEFB) += lcd_simplefb.o
obj-$(CONFIG_LYNXKDI) += lynxkdi.o
obj-$(CONFIG_MENU) += menu.o
obj-$(CONFIG_MODEM_SUPPORT) += modem.o
diff --git a/common/lcd.c b/common/lcd.c
index 2dce45c1348..d0c0affc90c 100644
--- a/common/lcd.c
+++ b/common/lcd.c
@@ -20,13 +20,8 @@
#include <splash.h>
#include <asm/io.h>
#include <asm/unaligned.h>
-#include <fdt_support.h>
#include <video_font.h>
-#if defined(CONFIG_LCD_DT_SIMPLEFB)
-#include <libfdt.h>
-#endif
-
#ifdef CONFIG_LCD_LOGO
#include <bmp_logo.h>
#include <bmp_logo_data.h>
@@ -777,48 +772,3 @@ int lcd_get_pixel_height(void)
{
return panel_info.vl_row;
}
-
-#if defined(CONFIG_LCD_DT_SIMPLEFB)
-static int lcd_dt_simplefb_configure_node(void *blob, int off)
-{
-#if LCD_BPP == LCD_COLOR16
- return fdt_setup_simplefb_node(blob, off, gd->fb_base,
- panel_info.vl_col, panel_info.vl_row,
- panel_info.vl_col * 2, "r5g6b5");
-#else
- return -1;
-#endif
-}
-
-int lcd_dt_simplefb_add_node(void *blob)
-{
- static const char compat[] = "simple-framebuffer";
- static const char disabled[] = "disabled";
- int off, ret;
-
- off = fdt_add_subnode(blob, 0, "framebuffer");
- if (off < 0)
- return -1;
-
- ret = fdt_setprop(blob, off, "status", disabled, sizeof(disabled));
- if (ret < 0)
- return -1;
-
- ret = fdt_setprop(blob, off, "compatible", compat, sizeof(compat));
- if (ret < 0)
- return -1;
-
- return lcd_dt_simplefb_configure_node(blob, off);
-}
-
-int lcd_dt_simplefb_enable_existing_node(void *blob)
-{
- int off;
-
- off = fdt_node_offset_by_compatible(blob, -1, "simple-framebuffer");
- if (off < 0)
- return -1;
-
- return lcd_dt_simplefb_configure_node(blob, off);
-}
-#endif
diff --git a/common/lcd_simplefb.c b/common/lcd_simplefb.c
new file mode 100644
index 00000000000..8db2adde016
--- /dev/null
+++ b/common/lcd_simplefb.c
@@ -0,0 +1,59 @@
+/*
+ * Simplefb device tree support
+ *
+ * (C) Copyright 2015
+ * Stephen Warren <swarren@wwwdotorg.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <lcd.h>
+#include <fdt_support.h>
+#include <libfdt.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static int lcd_dt_simplefb_configure_node(void *blob, int off)
+{
+#if LCD_BPP == LCD_COLOR16
+ int vl_col = lcd_get_pixel_width();
+ int vl_row = lcd_get_pixel_height();
+ return fdt_setup_simplefb_node(blob, off, gd->fb_base, vl_col, vl_row,
+ vl_col * 2, "r5g6b5");
+#else
+ return -1;
+#endif
+}
+
+int lcd_dt_simplefb_add_node(void *blob)
+{
+ static const char compat[] = "simple-framebuffer";
+ static const char disabled[] = "disabled";
+ int off, ret;
+
+ off = fdt_add_subnode(blob, 0, "framebuffer");
+ if (off < 0)
+ return -1;
+
+ ret = fdt_setprop(blob, off, "status", disabled, sizeof(disabled));
+ if (ret < 0)
+ return -1;
+
+ ret = fdt_setprop(blob, off, "compatible", compat, sizeof(compat));
+ if (ret < 0)
+ return -1;
+
+ return lcd_dt_simplefb_configure_node(blob, off);
+}
+
+int lcd_dt_simplefb_enable_existing_node(void *blob)
+{
+ int off;
+
+ off = fdt_node_offset_by_compatible(blob, -1, "simple-framebuffer");
+ if (off < 0)
+ return -1;
+
+ return lcd_dt_simplefb_configure_node(blob, off);
+}
diff --git a/include/fdt_simplefb.h b/include/fdt_simplefb.h
new file mode 100644
index 00000000000..8c89a19b8e0
--- /dev/null
+++ b/include/fdt_simplefb.h
@@ -0,0 +1,14 @@
+/*
+ * Simplefb device tree support
+ *
+ * (C) Copyright 2015
+ * Stephen Warren <swarren@wwwdotorg.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _FDT_SIMPLEFB_H_
+#define _FDT_SIMPLEFB_H_
+int lcd_dt_simplefb_add_node(void *blob);
+int lcd_dt_simplefb_enable_existing_node(void *blob);
+#endif
diff --git a/include/lcd.h b/include/lcd.h
index b0423205bfa..f049fd3489e 100644
--- a/include/lcd.h
+++ b/include/lcd.h
@@ -128,9 +128,6 @@ void lcd_show_board_info(void);
/* Return the size of the LCD frame buffer, and the line length */
int lcd_get_size(int *line_length);
-int lcd_dt_simplefb_add_node(void *blob);
-int lcd_dt_simplefb_enable_existing_node(void *blob);
-
/* Update the LCD / flush the cache */
void lcd_sync(void);