This patch makes use of the standard MIPI Display Command Set to remove
some of the magic constants found in source code.
Signed-off-by: Priit Laes <plaes@xxxxxxxxx>
---
drivers/staging/fbtft/fb_ili9481.c | 30 +++++++++++++++++-------------
1 file changed, 17 insertions(+), 13 deletions(-)
diff --git a/drivers/staging/fbtft/fb_ili9481.c b/drivers/staging/fbtft/fb_ili9481.c
index 6368486..6fa5e4c 100644
--- a/drivers/staging/fbtft/fb_ili9481.c
+++ b/drivers/staging/fbtft/fb_ili9481.c
@@ -19,6 +19,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
+#include <video/mipi_display.h>
#include "fbtft.h"
@@ -29,7 +30,7 @@
static int default_init_sequence[] = {
/* SLP_OUT - Sleep out */
- -1, 0x11,
+ -1, MIPI_DCS_EXIT_SLEEP_MODE,
-2, 50,
/* Power setting */
-1, 0xD0, 0x07, 0x42, 0x18,
@@ -42,25 +43,24 @@ static int default_init_sequence[] = {
/* Frame rate & inv. */
-1, 0xC5, 0x03,
/* Pixel format */
- -1, 0x3A, 0x55,
+ -1, MIPI_DCS_SET_PIXEL_FORMAT, 0x55,
/* Gamma */
-1, 0xC8, 0x00, 0x32, 0x36, 0x45, 0x06, 0x16,
0x37, 0x75, 0x77, 0x54, 0x0C, 0x00,
/* DISP_ON */
- -1, 0x29,
+ -1, MIPI_DCS_SET_DISPLAY_ON,
-3
};
static void set_addr_win(struct fbtft_par *par, int xs, int ys, int xe, int ye)
{
- /* column address */
- write_reg(par, 0x2a, xs >> 8, xs & 0xff, xe >> 8, xe & 0xff);
+ write_reg(par, MIPI_DCS_SET_COLUMN_ADDRESS,
+ xs >> 8, xs & 0xff, xe >> 8, xe & 0xff);
- /* Row address */
- write_reg(par, 0x2b, ys >> 8, ys & 0xff, ye >> 8, ye & 0xff);
+ write_reg(par, MIPI_DCS_SET_PAGE_ADDRESS,
+ ys >> 8, ys & 0xff, ye >> 8, ye & 0xff);
- /* memory write */
- write_reg(par, 0x2c);
+ write_reg(par, MIPI_DCS_WRITE_MEMORY_START);
}
#define HFLIP 0x01
@@ -70,16 +70,20 @@ static int set_var(struct fbtft_par *par)
{
switch (par->info->var.rotate) {
case 270:
- write_reg(par, 0x36, ROWxCOL | HFLIP | VFLIP | (par->bgr << 3));
+ write_reg(par, MIPI_DCS_SET_ADDRESS_MODE,
+ ROWxCOL | HFLIP | VFLIP | (par->bgr << 3));
break;
case 180:
- write_reg(par, 0x36, VFLIP | (par->bgr << 3));
+ write_reg(par, MIPI_DCS_SET_ADDRESS_MODE,
+ VFLIP | (par->bgr << 3));
break;
case 90:
- write_reg(par, 0x36, ROWxCOL | (par->bgr << 3));
+ write_reg(par, MIPI_DCS_SET_ADDRESS_MODE,
+ ROWxCOL | (par->bgr << 3));
break;
default:
- write_reg(par, 0x36, HFLIP | (par->bgr << 3));
+ write_reg(par, MIPI_DCS_SET_ADDRESS_MODE,
+ HFLIP | (par->bgr << 3));
break;
}
--
2.6.4
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