mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-05 06:04:04 +02:00
50 lines
1.6 KiB
Diff
50 lines
1.6 KiB
Diff
|
From 633531cdbaa3ed70a364db78fd7f8ae11da3e394 Mon Sep 17 00:00:00 2001
|
||
|
From: Wang Huan <wanghuan@zch06.freescale.net>
|
||
|
Date: Wed, 14 Sep 2011 17:40:41 +0800
|
||
|
Subject: [PATCH] Fix LCD framebuffer driver data swap bug for MCF54418
|
||
|
|
||
|
This patch fixed LCD framebuffer driver data swap bug
|
||
|
for MCF54418.
|
||
|
|
||
|
Signed-off-by: Alison Wang <b18965@freescale.com>
|
||
|
---
|
||
|
drivers/video/fsl-ssd1289-fb.c | 13 ++++++++++---
|
||
|
1 files changed, 10 insertions(+), 3 deletions(-)
|
||
|
|
||
|
--- a/drivers/video/fsl-ssd1289-fb.c
|
||
|
+++ b/drivers/video/fsl-ssd1289-fb.c
|
||
|
@@ -54,8 +54,10 @@ static int ssd1289_spi_writeblock(struct
|
||
|
for (i = 0; i < SPI_LCD_BLOCK_SIZE; i++) {
|
||
|
if (i % 2 == 0)
|
||
|
spi_block_buffer[i] = 0x01;
|
||
|
- else if (flag == 1)
|
||
|
- spi_block_buffer[i] = *(daddr + (i >> 1));
|
||
|
+ else if ((flag == 1) && (i % 4 == 1))
|
||
|
+ spi_block_buffer[i] = *(daddr + (i >> 1) + 1);
|
||
|
+ else if ((flag == 1) && (i % 4 == 3))
|
||
|
+ spi_block_buffer[i] = *(daddr + (i >> 1) - 1);
|
||
|
else if (flag == 0)
|
||
|
spi_block_buffer[i] = 0;
|
||
|
}
|
||
|
@@ -331,6 +333,9 @@ static int ssd1289fbd(void *arg)
|
||
|
int i;
|
||
|
unsigned short *buf_p;
|
||
|
struct fsl_ssd1289_fb_info *fbinfo = info->par;
|
||
|
+#if defined(CONFIG_SSD1289_FLEXBUS_MODE)
|
||
|
+ unsigned short tmp;
|
||
|
+#endif
|
||
|
#if defined(CONFIG_SSD1289_SPI_MODE)
|
||
|
unsigned char *bufspi_p;
|
||
|
int count;
|
||
|
@@ -344,7 +349,9 @@ static int ssd1289fbd(void *arg)
|
||
|
|
||
|
#if defined(CONFIG_SSD1289_FLEXBUS_MODE)
|
||
|
for (i = 0; i < info->screen_size; i += 2) {
|
||
|
- ssd1289_write(info, *buf_p, 1);
|
||
|
+ tmp = ((((*buf_p) & 0x00ff) << 8) |
|
||
|
+ (((*buf_p) & 0xff00) >> 8));
|
||
|
+ ssd1289_write(info, tmp, 1);
|
||
|
buf_p++;
|
||
|
}
|
||
|
#elif defined(CONFIG_SSD1289_SPI_MODE)
|