*/
#include <common.h>
+#include <mmc.h>
#include <asm/io.h>
#include <asm/gpio.h>
#include <asm/arch/mx6-pins.h>
#include <asm/arch/sys_proto.h>
#include <asm/imx-common/iomux-v3.h>
+#include <asm/imx-common/video.h>
DECLARE_GLOBAL_DATA_PTR;
}
#endif
+#if defined(CONFIG_VIDEO_IPUV3)
+static iomux_v3_cfg_t const rgb_pads[] = {
+ IOMUX_PADS(PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK),
+ IOMUX_PADS(PAD_DI0_PIN15__IPU1_DI0_PIN15),
+ IOMUX_PADS(PAD_DI0_PIN2__IPU1_DI0_PIN02),
+ IOMUX_PADS(PAD_DI0_PIN3__IPU1_DI0_PIN03),
+ 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),
+};
+
+static void enable_rgb(struct display_info_t const *dev)
+{
+ SETUP_IOMUX_PADS(rgb_pads);
+}
+
+struct display_info_t const displays[] = {
+ {
+ .bus = -1,
+ .addr = 0,
+ .pixfmt = IPU_PIX_FMT_RGB666,
+ .detect = NULL,
+ .enable = enable_rgb,
+ .mode = {
+ .name = "Amp-WD",
+ .refresh = 60,
+ .xres = 800,
+ .yres = 480,
+ .pixclock = 30000,
+ .left_margin = 30,
+ .right_margin = 30,
+ .upper_margin = 5,
+ .lower_margin = 5,
+ .hsync_len = 64,
+ .vsync_len = 20,
+ .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;
+
+ enable_ipu_clock();
+
+ /* Turn on LDB0,IPU,IPU DI0 clocks */
+ reg = __raw_readl(&mxc_ccm->CCGR3);
+ reg |= (MXC_CCM_CCGR3_LDB_DI0_MASK | 0xffff);
+ 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;
+ writel(reg, &mxc_ccm->cscmr2);
+
+ reg = readl(&mxc_ccm->chsccdr);
+ reg |= (CHSCCDR_CLK_SEL_LDB_DI0 <<
+ MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
+ writel(reg, &mxc_ccm->chsccdr);
+
+ reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES |
+ IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH |
+ IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW |
+ IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG |
+ IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT |
+ IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG |
+ IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT |
+ IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED |
+ 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_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_PADS(uart4_pads);
return 0;
}
+#ifdef CONFIG_ENV_IS_IN_MMC
+static void mmc_late_init(void)
+{
+ char cmd[32];
+ char mmcblk[32];
+ u32 dev_no = mmc_get_env_dev();
+
+ setenv_ulong("mmcdev", dev_no);
+
+ /* Set mmcblk env */
+ sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw", dev_no);
+ setenv("mmcroot", mmcblk);
+
+ sprintf(cmd, "mmc dev %d", dev_no);
+ run_command(cmd, 0);
+}
+#endif
+
+int board_late_init(void)
+{
+ switch ((imx6_src_get_boot_mode() & IMX6_BMODE_MASK) >>
+ IMX6_BMODE_SHIFT) {
+ case IMX6_BMODE_SD:
+ case IMX6_BMODE_ESD:
+#ifdef CONFIG_ENV_IS_IN_MMC
+ mmc_late_init();
+#endif
+ setenv("modeboot", "mmcboot");
+ break;
+ case IMX6_BMODE_NAND:
+ setenv("modeboot", "nandboot");
+ break;
+ default:
+ setenv("modeboot", "");
+ break;
+ }
+
+ if (is_mx6dq())
+ setenv("fdt_file", "imx6q-icore.dtb");
+ else if(is_mx6dl() || is_mx6solo())
+ setenv("fdt_file", "imx6dl-icore.dtb");
+
+ return 0;
+}
+
int board_init(void)
{
/* Address of boot parameters */
#ifdef CONFIG_NAND_MXS
setup_gpmi_nand();
#endif
+
+#ifdef CONFIG_VIDEO_IPUV3
+ setup_display();
+#endif
+
return 0;
}
}
#endif
+#ifdef CONFIG_SPL_LOAD_FIT
+int board_fit_config_name_match(const char *name)
+{
+ if (is_mx6dq() && !strcmp(name, "imx6q-icore"))
+ return 0;
+ else if ((is_mx6dl() || is_mx6solo()) && !strcmp(name, "imx6dl-icore"))
+ return 0;
+ else
+ return -1;
+}
+#endif
+
/*
* Driving strength:
* 0x30 == 40 Ohm
projects / people / ms / u-boot.git / blobdiff