diff options
Diffstat (limited to 'board/beckhoff/mx53cx9020/mx53cx9020_video.c')
-rw-r--r-- | board/beckhoff/mx53cx9020/mx53cx9020_video.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/board/beckhoff/mx53cx9020/mx53cx9020_video.c b/board/beckhoff/mx53cx9020/mx53cx9020_video.c new file mode 100644 index 0000000000..4da83da1cc --- /dev/null +++ b/board/beckhoff/mx53cx9020/mx53cx9020_video.c @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2015 Beckhoff Automation GmbH & Co. KG + * Patrick Bruenn <p.bruenn@beckhoff.com> + * + * Based on <u-boot>/board/freescale/mx53loco/mx53loco_video.c + * Copyright (C) 2012 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <linux/list.h> +#include <asm/gpio.h> +#include <asm/arch/iomux-mx53.h> +#include <linux/fb.h> +#include <ipu_pixfmt.h> + +#define CX9020_DVI_PWD IMX_GPIO_NR(6, 1) + +static struct fb_videomode const vga_640x480 = { + .name = "VESA_VGA_640x480", + .refresh = 60, + .xres = 640, + .yres = 480, + .pixclock = 39721, /* picosecond (25.175 MHz) */ + .left_margin = 40, + .right_margin = 60, + .upper_margin = 10, + .lower_margin = 10, + .hsync_len = 20, + .vsync_len = 10, + .sync = 0, + .vmode = FB_VMODE_NONINTERLACED +}; + +void setup_iomux_lcd(void) +{ + /* Turn on DVI_PWD */ + imx_iomux_v3_setup_pad(MX53_PAD_CSI0_DAT15__GPIO6_1); + gpio_direction_output(CX9020_DVI_PWD, 1); +} + +int board_video_skip(void) +{ + const int ret = ipuv3_fb_init(&vga_640x480, 0, IPU_PIX_FMT_RGB24); + if (ret) + printf("VESA VG 640x480 cannot be configured: %d\n", ret); + return ret; +} |