@@ -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;
}
@@ -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
@@ -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 * */