diff options
Diffstat (limited to 'board/mcc200/lcd.c')
| -rw-r--r-- | board/mcc200/lcd.c | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/board/mcc200/lcd.c b/board/mcc200/lcd.c deleted file mode 100644 index c911445d97..0000000000 --- a/board/mcc200/lcd.c +++ /dev/null @@ -1,200 +0,0 @@ -/* - * (C) Copyright 2006 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <lcd.h> -#include <mpc5xxx.h> -#include <malloc.h> - -#ifdef CONFIG_LCD - -#undef SWAPPED_LCD /* For the previous h/w version */ -/* - * The name of the device used for communication - * with the PSoC. - */ -#define PSOC_PSC MPC5XXX_PSC2 -#define PSOC_BAUD 230400UL - -#define RTS_ASSERT 1 -#define RTS_NEGATE 0 -#define CTS_ASSERT 1 -#define CTS_NEGATE 0 - -/* - * Dimensions in pixels - */ -#define LCD_WIDTH 160 -#define LCD_HEIGHT 100 - -/* - * Dimensions in bytes - */ -#define LCD_BUF_SIZE ((LCD_WIDTH*LCD_HEIGHT)>>3) - -#if LCD_BPP != LCD_MONOCHROME -#error "MCC200 support only monochrome displays (1 bpp)!" -#endif - -#define PSOC_RETRIES 10 /* each of PSOC_WAIT_TIME */ -#define PSOC_WAIT_TIME 10 /* usec */ - -#include <video_font.h> -#define FONT_WIDTH VIDEO_FONT_WIDTH - -DECLARE_GLOBAL_DATA_PTR; - -/* - * LCD information - */ -vidinfo_t panel_info = { - LCD_WIDTH, LCD_HEIGHT, LCD_BPP -}; - - -/* - * The device we use to communicate with PSoC - */ -int serial_inited = 0; - -/* - * Imported functions to support the PSoC protocol - */ -extern int serial_init_dev (unsigned long dev_base); -extern void serial_setrts_dev (unsigned long dev_base, int s); -extern int serial_getcts_dev (unsigned long dev_base); -extern void serial_putc_raw_dev(unsigned long dev_base, const char c); - -/* - * Just stubs for our driver, needed for compiling compabilty with - * the common LCD driver code. - */ -void lcd_initcolregs (void) -{ -} - -void lcd_ctrl_init (void *lcdbase) -{ -} - -/* - * Function sends the contents of the frame-buffer to the LCD - */ -void lcd_enable (void) -{ - int i, retries, fb_size; - - if (!serial_inited) { - unsigned long baud; - - baud = gd->baudrate; - gd->baudrate = PSOC_BAUD; - serial_init_dev(PSOC_PSC); - gd->baudrate = baud; - serial_setrts_dev (PSOC_PSC, RTS_ASSERT); - serial_inited = 1; - } - - /* - * Implement PSoC communication protocol: - * 1. Assert RTS, wait CTS assertion - * 2. Transmit data - * 3. Negate RTS, wait CTS negation - */ - - /* 1 */ - serial_setrts_dev (PSOC_PSC, RTS_ASSERT); - for (retries = PSOC_RETRIES; retries; retries--) { - if (serial_getcts_dev(PSOC_PSC) == CTS_ASSERT) - break; - udelay (PSOC_WAIT_TIME); - } - if (!retries) { - printf ("%s Error: PSoC doesn't respond on " - "RTS ASSERT\n", __FUNCTION__); - } - - /* 2 */ - fb_size = panel_info.vl_row * (panel_info.vl_col >> 3); - -#if !defined(SWAPPED_LCD) - for (i=0; i<fb_size; i++) { - serial_putc_raw_dev(PSOC_PSC, ((char *)gd->fb_base)[i]); - } -#else - { - int x, y, pwidth; - char *p = (char *)gd->fb_base; - - pwidth = ((panel_info.vl_col+7) >> 3); - for (y=0; y<panel_info.vl_row; y++) { - i = y * pwidth; - for (x=0; x<pwidth; x+=5) { - serial_putc_raw_dev (PSOC_PSC, (p[i+x+2]<<4 & 0xF0) | (p[i+x+3]>>4 & 0x0F)); - serial_putc_raw_dev (PSOC_PSC, (p[i+x+3]<<4 & 0xF0) | (p[i+x+4]>>4 & 0x0F)); - serial_putc_raw_dev (PSOC_PSC, (p[i+x+4]<<4 & 0xF0) | (p[i+x]>>4 & 0x0F)); - serial_putc_raw_dev (PSOC_PSC, (p[i+x]<<4 & 0xF0) | (p[i+x+1]>>4 & 0x0F)); - serial_putc_raw_dev (PSOC_PSC, (p[i+x+1]<<4 & 0xF0) | (p[i+x+2]>>4 & 0x0F)); - } - } - } -#endif - - /* 3 */ - serial_setrts_dev (PSOC_PSC, RTS_NEGATE); - for (retries = PSOC_RETRIES; retries; retries--) { - if (serial_getcts_dev(PSOC_PSC) == CTS_NEGATE) - break; - udelay (PSOC_WAIT_TIME); - } - - return; -} -#ifdef CONFIG_PROGRESSBAR - -void show_progress (int size, int tot) -{ - int cnt; - int i; - static int rc = 0; - - rc += size; - - cnt = ((LCD_WIDTH/FONT_WIDTH) * rc) / tot; - - rc -= (cnt * tot) / (LCD_WIDTH/FONT_WIDTH); - - for (i = 0; i < cnt; i++) { - lcd_putc(0xdc); - } - - if (cnt) { - lcd_enable(); /* MCC200-specific - send the framebuffer to PSoC */ - } -} - -#endif - -int bmp_display(ulong addr, int x, int y) -{ - int ret; - bmp_image_t *bmp = (bmp_image_t *)addr; - - if (!bmp) { - printf("There is no valid bmp file at the given address\n"); - return 1; - } - - ret = lcd_display_bitmap((ulong)bmp, x, y); - - if ((unsigned long)bmp != addr) - free(bmp); - - return ret; -} - -#endif /* CONFIG_LCD */ |
