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https://github.com/AsahiLinux/u-boot
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tt01: add video support
The video setup for the Epson display is provided. Addtionally some extra info is displayed next to the Linux logo. Make get_cpu_rev() publicly available (added to sys_proto.h). Signed-off-by: Helmut Raiger <helmut.raiger@hale.at>
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parent
0b87e010f8
commit
d1300f7686
3 changed files with 50 additions and 1 deletions
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@ -32,4 +32,5 @@ struct mxc_weimcs {
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void mxc_setup_weimcs(int cs, const struct mxc_weimcs *weimcs);
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int mxc_mmc_init(bd_t *bis);
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u32 get_cpu_rev(void);
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#endif
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@ -228,3 +228,24 @@ int board_eth_init(bd_t *bis)
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#endif
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return rc;
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}
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#ifdef CONFIG_CONSOLE_EXTRA_INFO
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void video_get_info_str(int line_number, char *info)
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{
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u32 srev = get_cpu_rev();
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switch (line_number) {
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case 2:
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sprintf(info, " CPU : Freescale i.MX31 rev %d.%d%s at %d MHz",
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(srev & 0xF0) >> 4, (srev & 0x0F),
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((srev & 0x8000) ? " unknown" : ""),
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mxc_get_clock(MXC_ARM_CLK) / 1000000);
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break;
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case 3:
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strcpy(info, " " BOARD_STRING);
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break;
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default:
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info[0] = 0;
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}
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}
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#endif
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@ -185,6 +185,23 @@
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#define CONFIG_GENERIC_MMC
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#define CONFIG_MXC_MMC
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#define CONFIG_MXC_MCI_REGS_BASE SDHC1_BASE_ADDR
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/* video support */
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#define CONFIG_VIDEO
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#define CONFIG_VIDEO_MX3
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#define CONFIG_CFB_CONSOLE
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#define CONFIG_VIDEO_LOGO
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#define CONFIG_VIDEO_SW_CURSOR
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#define CONFIG_CONSOLE_EXTRA_INFO /* display additional board info */
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#define CONFIG_VGA_AS_SINGLE_DEVICE /* display is an output only device */
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/* allow stdin, stdout and stderr variables to redirect output */
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#define CONFIG_SYS_CONSOLE_IS_IN_ENV
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/* allow decompressing max. 4MB */
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#define CONFIG_VIDEO_BMP_GZIP
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/* this is not only used by cfb_console.c for the logo, but also in cmd_bmp.c */
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#define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (4*1024*1024)
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/*
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* Command definition
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*/
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@ -201,6 +218,7 @@
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* the NAND_CMD_LOCK_STATUS command, however the NFC of i.MX31 supports
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* a software locking scheme.
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*/
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#define CONFIG_CMD_BMP
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#define CONFIG_BOOTDELAY 3
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@ -208,9 +226,18 @@
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* currently a default setting for booting via script is implemented
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* set user to login name and serverip to tftp host, define your
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* boot behaviour in bootscript.loginname
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*
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* TT-01 board specific TFT setup (used by drivers/video/mx3fb.c)
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*
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* This set-up is for the L5F30947T04 by Epson, which is
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* 800x480, 33MHz pixel clock, 60Hz vsync, 31.6kHz hsync
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* sync must be set to: DI_D3_DRDY_SHARP_POL | DI_D3_CLK_POL
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*/
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"bootcmd=dhcp bootscript.$(user); source\0"
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"videomode=epson\0" \
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"epson=video=ctfb:x:800,y:480,depth:16,mode:0,pclk:30076," \
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"le:215,ri:1,up:32,lo:13,hs:7,vs:10,sync:100663296,vmode:0\0" \
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"bootcmd=dhcp bootscript.$(user); source\0"
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#define CONFIG_BOOTP_SERVERIP /* tftp serverip not overruled by dhcp server */
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#define CONFIG_BOOTP_SEND_HOSTNAME /* if env-var 'hostname' is set, send it */
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