diff options
| -rw-r--r-- | board/davinci/ea20/ea20.c | 62 | ||||
| -rw-r--r-- | include/configs/ea20.h | 14 |
2 files changed, 75 insertions, 1 deletions
diff --git a/board/davinci/ea20/ea20.c b/board/davinci/ea20/ea20.c index c28d8df..d581cdd 100644 --- a/board/davinci/ea20/ea20.c +++ b/board/davinci/ea20/ea20.c @@ -36,11 +36,27 @@ #include <asm/io.h> #include <asm/arch/davinci_misc.h> #include <asm/arch/gpio.h> +#include <asm/arch/da8xx-fb.h> DECLARE_GLOBAL_DATA_PTR; #define pinmux(x) (&davinci_syscfg_regs->pinmux[x]) +static const struct da8xx_panel lcd_panel = { + /* Casio COM57H531x */ + .name = "Casio_COM57H531x", + .width = 640, + .height = 480, + .hfp = 12, + .hbp = 144, + .hsw = 30, + .vfp = 10, + .vbp = 35, + .vsw = 3, + .pxl_clk = 25000000, + .invert_pxl_clk = 0, +}; + /* SPI0 pin muxer settings */ static const struct pinmux_config spi1_pins[] = { { pinmux(5), 1, 1 }, @@ -100,6 +116,29 @@ const struct pinmux_config gpio_pins[] = { { pinmux(14), 8, 1 } /* GPIO6[6] LCD_B_PWR*/ }; +const struct pinmux_config lcd_pins[] = { + { pinmux(17), 2, 1 }, /* LCD_D_0 */ + { pinmux(17), 2, 0 }, /* LCD_D_1 */ + { pinmux(16), 2, 7 }, /* LCD_D_2 */ + { pinmux(16), 2, 6 }, /* LCD_D_3 */ + { pinmux(16), 2, 5 }, /* LCD_D_4 */ + { pinmux(16), 2, 4 }, /* LCD_D_5 */ + { pinmux(16), 2, 3 }, /* LCD_D_6 */ + { pinmux(16), 2, 2 }, /* LCD_D_7 */ + { pinmux(18), 2, 1 }, /* LCD_D_8 */ + { pinmux(18), 2, 0 }, /* LCD_D_9 */ + { pinmux(17), 2, 7 }, /* LCD_D_10 */ + { pinmux(17), 2, 6 }, /* LCD_D_11 */ + { pinmux(17), 2, 5 }, /* LCD_D_12 */ + { pinmux(17), 2, 4 }, /* LCD_D_13 */ + { pinmux(17), 2, 3 }, /* LCD_D_14 */ + { pinmux(17), 2, 2 }, /* LCD_D_15 */ + { pinmux(18), 2, 6 }, /* LCD_PCLK */ + { pinmux(19), 2, 0 }, /* LCD_HSYNC */ + { pinmux(19), 2, 1 }, /* LCD_VSYNC */ + { pinmux(19), 2, 6 }, /* DA850_NLCD_AC_ENB_CS */ +}; + const struct pinmux_config halten_pin[] = { { pinmux(3), 4, 2 } /* GPIO8[6] HALTEN */ }; @@ -112,6 +151,9 @@ static const struct pinmux_resource pinmuxes[] = { #ifdef CONFIG_NAND_DAVINCI PINMUX_ITEM(nand_pins), #endif +#ifdef CONFIG_VIDEO + PINMUX_ITEM(lcd_pins), +#endif }; static const struct lpsc_resource lpsc[] = { @@ -120,6 +162,7 @@ static const struct lpsc_resource lpsc[] = { { DAVINCI_LPSC_EMAC }, /* image download */ { DAVINCI_LPSC_UART0 }, /* console */ { DAVINCI_LPSC_GPIO }, + { DAVINCI_LPSC_LCDC }, /* LCD */ }; int board_early_init_f(void) @@ -208,6 +251,21 @@ int board_early_init_f(void) DAVINCI_UART_PWREMU_MGMT_UTRST), &davinci_uart0_ctrl_regs->pwremu_mgmt); + /* + * Reconfigure the LCDC priority to the highest to ensure that + * the throughput/latency requirements for the LCDC are met. + */ + writel(readl(&davinci_syscfg_regs->mstpri[2]) & 0x0fffffff, + &davinci_syscfg_regs->mstpri[2]); + + /* Set LCD_B_PWR low to power up LCD Backlight*/ + writel((readl(&gpio6_base->set_data) | (1 << 6)), + &gpio6_base->set_data); + + /* Set DISP_ON low to disable LCD output*/ + writel((readl(&gpio6_base->set_data) | (1 << 1)), + &gpio6_base->set_data); + return 0; } @@ -219,6 +277,8 @@ int board_init(void) /* address of boot parameters */ gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR; + da8xx_video_init(&lcd_panel, 16); + return 0; } @@ -238,6 +298,8 @@ int board_late_init(void) &gpio8_base->set_data); writel((readl(&gpio8_base->dir) & ~(1 << 6)), &gpio8_base->dir); + setenv("stdout", "serial"); + return 0; } #endif /* BOARD_LATE_INIT */ diff --git a/include/configs/ea20.h b/include/configs/ea20.h index 916ad00..15be4d2 100644 --- a/include/configs/ea20.h +++ b/include/configs/ea20.h @@ -32,6 +32,7 @@ #define CONFIG_DRIVER_TI_EMAC_USE_RMII #define CONFIG_BOARD_EARLY_INIT_F #define BOARD_LATE_INIT +#define CONFIG_VIDEO /* * SoC Configuration @@ -50,7 +51,7 @@ /* * Memory Info */ -#define CONFIG_SYS_MALLOC_LEN (0x10000 + 1*1024*1024) /* malloc() len */ +#define CONFIG_SYS_MALLOC_LEN (0x10000 + 4*1024*1024) /* malloc() len */ #define PHYS_SDRAM_1 DAVINCI_DDR_EMIF_DATA_BASE /* DDR Start */ #define PHYS_SDRAM_1_SIZE (64 << 20) /* SDRAM size 64MB */ #define CONFIG_MAX_RAM_BANK_SIZE (512 << 20) /* max size from SPRS586*/ @@ -107,6 +108,17 @@ #define CONFIG_SYS_NO_FLASH #endif + +#if defined(CONFIG_VIDEO) +#define CONFIG_VIDEO_DA8XX +#define CONFIG_CFB_CONSOLE +#define CONFIG_VGA_AS_SINGLE_DEVICE +#define CONFIG_SPLASH_SCREEN +#define CONFIG_VIDEO_LOGO +#define CONFIG_VIDEO_BMP_RLE8 +#define CONFIG_CMD_BMP +#endif + /* * U-Boot general configuration */ |