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-rw-r--r--board/freescale/common/Makefile1
-rw-r--r--board/freescale/common/epdc_setup.c183
-rw-r--r--drivers/video/mxc_epdc_fb.c16
-rw-r--r--include/common.h3
-rw-r--r--include/mxc_epdc_fb.h3
5 files changed, 194 insertions, 12 deletions
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index 7edb758..0c7fa21 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -61,6 +61,7 @@ obj-$(CONFIG_VSC_CROSSBAR) += vsc3316_3308.o
obj-$(CONFIG_IDT8T49N222A) += idt8t49n222a_serdes_clk.o
obj-$(CONFIG_ZM7300) += zm7300.o
obj-$(CONFIG_POWER_PFUZE100) += pfuze.o
+obj-$(CONFIG_MXC_EPDC) += epdc_setup.o
ifdef CONFIG_FSL_FASTBOOT
obj-${CONFIG_ANDROID_RECOVERY} += recovery.o
endif
diff --git a/board/freescale/common/epdc_setup.c b/board/freescale/common/epdc_setup.c
new file mode 100644
index 0000000..30622b8
--- /dev/null
+++ b/board/freescale/common/epdc_setup.c
@@ -0,0 +1,183 @@
+/*
+ * Copyright (C) 2015 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * Peng Fan <Peng.Fan@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <lcd.h>
+#include <linux/err.h>
+#include <linux/types.h>
+#include <malloc.h>
+#include <mxc_epdc_fb.h>
+
+#define is_digit(c) ((c) >= '0' && (c) <= '9')
+__weak int mmc_get_env_devno(void)
+{
+ return 0;
+}
+__weak int check_mmc_autodetect(void)
+{
+ return 0;
+}
+
+int board_setup_logo_file(void *display_buf)
+{
+ int logo_width, logo_height;
+ char *fs_argv[5];
+ char addr[17];
+ int array[3];
+ ulong file_len, mmc_dev;
+ char *buf, *s;
+ int arg = 0, val = 0, pos = 0;
+ int i, j, max_check_length;
+ int row, col, row_end, col_end;
+
+ if (!display_buf)
+ return -EINVAL;
+
+ /* Assume PGM header not exceeds 128 bytes */
+ max_check_length = 128;
+
+ if (!check_mmc_autodetect())
+ mmc_dev = getenv_ulong("mmcdev", 10, 0);
+ else
+ mmc_dev = mmc_get_env_devno();
+
+ memset(display_buf, 0xFF, panel_info.vl_col * panel_info.vl_row);
+
+ fs_argv[0] = "fatsize";
+ fs_argv[1] = "mmc";
+ fs_argv[2] = simple_itoa(mmc_dev);
+ fs_argv[3] = getenv("epdc_logo");
+ if (!fs_argv[3])
+ fs_argv[3] = "epdc_logo.pgm";
+ if (do_fat_size(NULL, 0, 4, fs_argv)) {
+ debug("File %s not found on MMC Device %lu, use black border\n", fs_argv[3], mmc_dev);
+ /* Draw black border around framebuffer*/
+ memset(lcd_base, 0x0, 24 * panel_info.vl_col);
+ for (i = 24; i < (panel_info.vl_row - 24); i++) {
+ memset((u8 *)lcd_base + i * panel_info.vl_col,
+ 0x00, 24);
+ memset((u8 *)lcd_base + i * panel_info.vl_col
+ + panel_info.vl_col - 24, 0x00, 24);
+ }
+ memset((u8 *)lcd_base +
+ panel_info.vl_col * (panel_info.vl_row - 24),
+ 0x00, 24 * panel_info.vl_col);
+ return 0;
+ }
+
+ file_len = getenv_hex("filesize", 0);
+ if (!file_len)
+ return -EINVAL;
+
+ buf = memalign(ARCH_DMA_MINALIGN, file_len);
+ if (!buf)
+ return -ENOMEM;
+
+ sprintf(addr, "%lx", (ulong)buf);
+
+ fs_argv[0] = "fatload";
+ fs_argv[1] = "mmc";
+ fs_argv[2] = simple_itoa(mmc_dev);
+ fs_argv[3] = addr;
+ fs_argv[4] = getenv("epdc_logo");
+
+ if (!fs_argv[4])
+ fs_argv[4] = "epdc_logo.pgm";
+
+ if (do_fat_fsload(NULL, 0, 5, fs_argv)) {
+ printf("File %s not found on MMC Device %lu!\n", fs_argv[4], mmc_dev);
+ free(buf);
+ return -1;
+ }
+
+ if (strncmp(buf, "P5", 2)) {
+ printf("Wrong format for epdc logo, use PGM-P5 format.\n");
+ free(buf);
+ return -EINVAL;
+ }
+ /* Skip P5\n */
+ pos += 3;
+ arg = 0;
+ for (i = 3; i < max_check_length; ) {
+ /* skip \n \t and space */
+ if ((buf[i] == '\n') || (buf[i] == '\t') || (buf[i] == ' ')) {
+ i++;
+ continue;
+ }
+ /* skip comment */
+ if (buf[i] == '#') {
+ while (buf[i++] != '\n')
+ ;
+ continue;
+ }
+
+ /* HEIGTH, WIDTH, MAX PIXEL VLAUE total 3 args */
+ if (arg > 2)
+ break;
+ val = 0;
+ while (is_digit(buf[i])) {
+ val = val * 10 + buf[i] - '0';
+ i++;
+ }
+ array[arg++] = val;
+
+ i++;
+ }
+
+ /* Point to data area */
+ pos = i;
+
+ logo_width = array[0];
+ logo_height = array[1];
+
+ if ((logo_width > panel_info.vl_col) ||
+ (logo_height > panel_info.vl_row)) {
+ printf("Picture: too big\n");
+ free(buf);
+ return -EINVAL;
+ }
+
+ /* m,m means center of screen */
+ row = 0;
+ col = 0;
+ s = getenv("splashpos");
+ if (s) {
+ if (s[0] == 'm')
+ col = (panel_info.vl_col - logo_width) >> 1;
+ else
+ col = simple_strtol(s, NULL, 0);
+ s = strchr(s + 1, ',');
+ if (s != NULL) {
+ if (s[1] == 'm')
+ row = (panel_info.vl_row - logo_height) >> 1;
+ else
+ row = simple_strtol(s + 1, NULL, 0);
+ }
+ }
+ if ((col + logo_width > panel_info.vl_col) ||
+ (row + logo_height > panel_info.vl_row)) {
+ printf("Incorrect pos, use (0, 0)\n");
+ row = 0;
+ col = 0;
+ }
+
+ /* Draw picture at the center of screen */
+ row_end = row + logo_height;
+ col_end = col + logo_width;
+ for (i = row; i < row_end; i++) {
+ for (j = col; j < col_end; j++) {
+ *((u8 *)display_buf + i * (panel_info.vl_col) + j) =
+ buf[pos++];
+ }
+ }
+
+ free(buf);
+
+ flush_cache((ulong)display_buf, file_len - pos - 1);
+
+ return 0;
+}
diff --git a/drivers/video/mxc_epdc_fb.c b/drivers/video/mxc_epdc_fb.c
index cd18058..f50c509 100644
--- a/drivers/video/mxc_epdc_fb.c
+++ b/drivers/video/mxc_epdc_fb.c
@@ -350,21 +350,13 @@ static void draw_splash_screen(void)
void lcd_enable(void)
{
- int i;
+ if (board_setup_logo_file(lcd_base)) {
+ debug("Load logo failed!\n");
+ return;
+ }
epdc_power_on();
- /* Draw black border around framebuffer*/
- memset(lcd_base, 0xFF, panel_info.vl_col * panel_info.vl_row);
- memset(lcd_base, 0x0, 24 * panel_info.vl_col);
- for (i = 24; i < (panel_info.vl_row - 24); i++) {
- memset((u8 *)lcd_base + i * panel_info.vl_col, 0x00, 24);
- memset((u8 *)lcd_base + i * panel_info.vl_col
- + panel_info.vl_col - 24, 0x00, 24);
- }
- memset((u8 *)lcd_base + panel_info.vl_col * (panel_info.vl_row - 24),
- 0x00, 24 * panel_info.vl_col);
-
flush_cache((ulong)lcd_base, panel_info.vl_col * panel_info.vl_row);
/* Draw data to display */
diff --git a/include/common.h b/include/common.h
index 6df05b8..179392b 100644
--- a/include/common.h
+++ b/include/common.h
@@ -306,6 +306,9 @@ void doc_probe(unsigned long physadr);
int do_tftpb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
/* common/cmd_fat.c */
+int do_fat_size(cmd_tbl_t *, int, int, char * const []);
+
+/* common/cmd_fat.c */
int do_fat_fsload(cmd_tbl_t *, int, int, char * const []);
/* common/cmd_ext2.c */
diff --git a/include/mxc_epdc_fb.h b/include/mxc_epdc_fb.h
index 5aa942e..4f16a96 100644
--- a/include/mxc_epdc_fb.h
+++ b/include/mxc_epdc_fb.h
@@ -556,7 +556,10 @@ enum {
};
int setup_waveform_file(ulong waveform_buf);
+int board_setup_logo_file(void *display_buf);
void epdc_power_on(void);
void epdc_power_off(void);
+extern void *lcd_base;
+
#endif /* __EPDC_REGS_INCLUDED__ */
generated by cgit v1.1 at 2024-11-23 23:09:59 +0000