From: Fabio Estevam festevam@gmail.com
Add splashscreen support. Tested with the parallel FT5x06-WVGA panel.
Signed-off-by: Fabio Estevam festevam@gmail.com Signed-off-by: Otavio Salvador otavio@ossystems.com.br --- board/technexion/pico-imx6/pico-imx6.c | 210 +++++++++++++++++++++++++ configs/pico-imx6_defconfig | 2 + include/configs/pico-imx6.h | 10 ++ 3 files changed, 222 insertions(+)
diff --git a/board/technexion/pico-imx6/pico-imx6.c b/board/technexion/pico-imx6/pico-imx6.c index 2ae5af83d2..f8eeb40555 100644 --- a/board/technexion/pico-imx6/pico-imx6.c +++ b/board/technexion/pico-imx6/pico-imx6.c @@ -13,6 +13,8 @@ #include <asm/arch/mx6-pins.h> #include <asm/arch/sys_proto.h> #include <asm/gpio.h> +#include <asm/arch/mxc_hdmi.h> +#include <asm/mach-imx/video.h> #include <asm/mach-imx/iomux-v3.h> #include <asm/io.h> #include <linux/sizes.h> @@ -31,6 +33,8 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
#define ETH_PHY_RESET IMX_GPIO_NR(1, 26) +#define LVDS0_EN IMX_GPIO_NR(2, 8) +#define LVDS0_BL_EN IMX_GPIO_NR(2, 9)
int dram_init(void) { @@ -49,6 +53,15 @@ static void setup_iomux_uart(void) SETUP_IOMUX_PADS(uart1_pads); }
+static iomux_v3_cfg_t const lvds_pads[] = { + /* lvds */ + IOMUX_PADS(PAD_SD4_DAT0__GPIO2_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT1__GPIO2_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_DI0_PIN2__IPU1_DI0_PIN02 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_DI0_PIN3__IPU1_DI0_PIN03 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + static iomux_v3_cfg_t const enet_pads[] = { IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), @@ -82,10 +95,207 @@ static void setup_iomux_enet(void) gpio_set_value(ETH_PHY_RESET, 1); }
+#if defined(CONFIG_VIDEO_IPUV3) +static iomux_v3_cfg_t const ft5x06_wvga_pads[] = { + IOMUX_PADS(PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK), + IOMUX_PADS(PAD_DI0_PIN2__IPU1_DI0_PIN02), /* HSync */ + IOMUX_PADS(PAD_DI0_PIN3__IPU1_DI0_PIN03), /* VSync */ + IOMUX_PADS(PAD_DI0_PIN4__IPU1_DI0_PIN04 | MUX_PAD_CTRL(PAD_CTL_DSE_120ohm)), /* Contrast */ + IOMUX_PADS(PAD_DI0_PIN15__IPU1_DI0_PIN15), /* DISP0_DRDY */ + IOMUX_PADS(PAD_DISP0_DAT0__IPU1_DISP0_DATA00), + IOMUX_PADS(PAD_DISP0_DAT1__IPU1_DISP0_DATA01), + IOMUX_PADS(PAD_DISP0_DAT2__IPU1_DISP0_DATA02), + IOMUX_PADS(PAD_DISP0_DAT3__IPU1_DISP0_DATA03), + IOMUX_PADS(PAD_DISP0_DAT4__IPU1_DISP0_DATA04), + IOMUX_PADS(PAD_DISP0_DAT5__IPU1_DISP0_DATA05), + IOMUX_PADS(PAD_DISP0_DAT6__IPU1_DISP0_DATA06), + IOMUX_PADS(PAD_DISP0_DAT7__IPU1_DISP0_DATA07), + IOMUX_PADS(PAD_DISP0_DAT8__IPU1_DISP0_DATA08), + IOMUX_PADS(PAD_DISP0_DAT9__IPU1_DISP0_DATA09), + IOMUX_PADS(PAD_DISP0_DAT10__IPU1_DISP0_DATA10), + IOMUX_PADS(PAD_DISP0_DAT11__IPU1_DISP0_DATA11), + IOMUX_PADS(PAD_DISP0_DAT12__IPU1_DISP0_DATA12), + IOMUX_PADS(PAD_DISP0_DAT13__IPU1_DISP0_DATA13), + IOMUX_PADS(PAD_DISP0_DAT14__IPU1_DISP0_DATA14), + IOMUX_PADS(PAD_DISP0_DAT15__IPU1_DISP0_DATA15), + IOMUX_PADS(PAD_DISP0_DAT16__IPU1_DISP0_DATA16), + IOMUX_PADS(PAD_DISP0_DAT17__IPU1_DISP0_DATA17), + IOMUX_PADS(PAD_DISP0_DAT18__IPU1_DISP0_DATA18), + IOMUX_PADS(PAD_DISP0_DAT19__IPU1_DISP0_DATA19), + IOMUX_PADS(PAD_DISP0_DAT20__IPU1_DISP0_DATA20), + IOMUX_PADS(PAD_DISP0_DAT21__IPU1_DISP0_DATA21), + IOMUX_PADS(PAD_DISP0_DAT22__IPU1_DISP0_DATA22), + IOMUX_PADS(PAD_DISP0_DAT23__IPU1_DISP0_DATA23), + IOMUX_PADS(PAD_SD4_DAT2__GPIO2_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* DISP0_BKLEN */ + IOMUX_PADS(PAD_SD4_DAT3__GPIO2_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* DISP0_VDDEN */ +}; + +static void do_enable_hdmi(struct display_info_t const *dev) +{ + imx_enable_hdmi_phy(); +} + +static void enable_lvds(struct display_info_t const *dev) +{ + struct iomuxc *iomux = (struct iomuxc *) + IOMUXC_BASE_ADDR; + + /* set CH0 data width to 24bit (IOMUXC_GPR2:5 0=18bit, 1=24bit) */ + u32 reg = readl(&iomux->gpr[2]); + reg |= IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT; + writel(reg, &iomux->gpr[2]); + + /* Enable Backlight - use GPIO for Brightness adjustment */ + SETUP_IOMUX_PAD(PAD_SD4_DAT1__GPIO2_IO09); + gpio_request(IMX_GPIO_NR(2, 9), "backlight_enable"); + gpio_direction_output(IMX_GPIO_NR(2, 9), 1); + + gpio_request(IMX_GPIO_NR(2, 8), "brightness"); + SETUP_IOMUX_PAD(PAD_SD4_DAT0__GPIO2_IO08); + gpio_direction_output(IMX_GPIO_NR(2, 8), 1); +} + +static void enable_ft5x06_wvga(struct display_info_t const *dev) +{ + SETUP_IOMUX_PADS(ft5x06_wvga_pads); + + gpio_request(IMX_GPIO_NR(2, 10), "parallel_enable"); + gpio_request(IMX_GPIO_NR(2, 11), "parallel_brightness"); + gpio_direction_output(IMX_GPIO_NR(2, 10), 1); + gpio_direction_output(IMX_GPIO_NR(2, 11), 1); +} + +struct display_info_t const displays[] = {{ + .bus = 1, + .addr = 0x38, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = NULL, + .enable = enable_ft5x06_wvga, + .mode = { + .name = "FT5x06-WVGA", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 30303, + .left_margin = 45, + .right_margin = 210, + .upper_margin = 22, + .lower_margin = 22, + .hsync_len = 1, + .vsync_len = 1, + .sync = 0, + .vmode = FB_VMODE_NONINTERLACED +} }, { + .bus = -1, + .addr = 0, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = NULL, + .enable = enable_lvds, + .mode = { + .name = "hj070na", + .refresh = 60, + .xres = 1024, + .yres = 600, + .pixclock = 15385, + .left_margin = 220, + .right_margin = 40, + .upper_margin = 21, + .lower_margin = 7, + .hsync_len = 60, + .vsync_len = 10, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} }, { + .bus = -1, + .addr = 0, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = detect_hdmi, + .enable = do_enable_hdmi, + .mode = { + .name = "HDMI", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 220, + .right_margin = 40, + .upper_margin = 21, + .lower_margin = 7, + .hsync_len = 60, + .vsync_len = 10, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} } }; +size_t display_count = ARRAY_SIZE(displays); + +static void setup_display(void) +{ + struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; + int reg; + + /* Setup HSYNC, VSYNC, DISP_CLK for debugging purposes */ + SETUP_IOMUX_PADS(lvds_pads); + gpio_request(LVDS0_EN, "lvds0_enable"); + gpio_request(LVDS0_BL_EN, "lvds0_bl_enable"); + gpio_direction_output(LVDS0_EN, 1); + gpio_direction_output(LVDS0_BL_EN, 1); + + enable_ipu_clock(); + imx_setup_hdmi(); + + reg = __raw_readl(&mxc_ccm->CCGR3); + reg |= MXC_CCM_CCGR3_LDB_DI0_MASK | MXC_CCM_CCGR3_LDB_DI1_MASK; + writel(reg, &mxc_ccm->CCGR3); + + /* set LDB0, LDB1 clk select to 011/011 */ + reg = readl(&mxc_ccm->cs2cdr); + reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK + | MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK); + reg |= (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) + | (3 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET); + writel(reg, &mxc_ccm->cs2cdr); + + reg = readl(&mxc_ccm->cscmr2); + reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV | MXC_CCM_CSCMR2_LDB_DI1_IPU_DIV; + writel(reg, &mxc_ccm->cscmr2); + + reg = readl(&mxc_ccm->chsccdr); + reg |= (CHSCCDR_CLK_SEL_LDB_DI0 + << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET); + reg |= (CHSCCDR_CLK_SEL_LDB_DI0 + << MXC_CCM_CHSCCDR_IPU1_DI1_CLK_SEL_OFFSET); + writel(reg, &mxc_ccm->chsccdr); + + reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES + | IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_LOW + | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW + | IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG + | IOMUXC_GPR2_DATA_WIDTH_CH1_24BIT + | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG + | IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT + | IOMUXC_GPR2_LVDS_CH1_MODE_ENABLED_DI0 + | IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0; + writel(reg, &iomux->gpr[2]); + reg = readl(&iomux->gpr[3]); + + reg = (reg & ~(IOMUXC_GPR3_LVDS0_MUX_CTL_MASK + | IOMUXC_GPR3_HDMI_MUX_CTL_MASK)) + | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 + << IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET); + + writel(reg, &iomux->gpr[3]); +} +#endif /* CONFIG_VIDEO_IPUV3 */ + int board_early_init_f(void) { setup_iomux_uart();
+#if defined(CONFIG_VIDEO_IPUV3) + setup_display(); +#endif + return 0; }
diff --git a/configs/pico-imx6_defconfig b/configs/pico-imx6_defconfig index 4291f6fab0..02787f8250 100644 --- a/configs/pico-imx6_defconfig +++ b/configs/pico-imx6_defconfig @@ -69,3 +69,5 @@ CONFIG_USB_GADGET_MANUFACTURER="FSL" CONFIG_USB_GADGET_VENDOR_NUM=0x0525 CONFIG_USB_GADGET_PRODUCT_NUM=0xa4a5 CONFIG_CI_UDC=y +CONFIG_VIDEO=y +CONFIG_VIDEO_IPUV3=y diff --git a/include/configs/pico-imx6.h b/include/configs/pico-imx6.h index d539b88bf7..467d5ff4f5 100644 --- a/include/configs/pico-imx6.h +++ b/include/configs/pico-imx6.h @@ -139,4 +139,14 @@ #define CONFIG_PHYLIB #define CONFIG_PHY_ATHEROS
+/* Framebuffer */ +#define CONFIG_VIDEO_BMP_RLE8 +#define CONFIG_SPLASH_SCREEN +#define CONFIG_SPLASH_SCREEN_ALIGN +#define CONFIG_BMP_16BPP +#define CONFIG_VIDEO_LOGO +#define CONFIG_VIDEO_BMP_LOGO +#define CONFIG_IMX_HDMI +#define CONFIG_IMX_VIDEO_SKIP + #endif /* __CONFIG_H * */