X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Faristainetos%2Faristainetos.c;h=07d2e3ec7bb0c7cb2c0ff66361534c40b05144d0;hb=5a1a8a63be8f7262a300eddafb18020926b12fb6;hp=70671039c288278074b055f730fee5b03c284740;hpb=36bdcf7f3b17ec6d8cec782e7f1d5b0b8014300a;p=platform%2Fkernel%2Fu-boot.git diff --git a/board/aristainetos/aristainetos.c b/board/aristainetos/aristainetos.c index 7067103..07d2e3e 100644 --- a/board/aristainetos/aristainetos.c +++ b/board/aristainetos/aristainetos.c @@ -9,6 +9,9 @@ * Author: Fabio Estevam */ +#include +#include +#include #include #include #include @@ -24,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -191,87 +195,6 @@ static void enable_lvds(struct display_info_t const *dev) writel(reg, &iomux->gpr[3]); } -static void enable_spi_display(struct display_info_t const *dev) -{ - struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; - struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; - int reg; - s32 timeout = 100000; - -#if defined(CONFIG_VIDEO_BMP_LOGO) - rotate_logo(3); /* portrait display in landscape mode */ -#endif - - reg = readl(&ccm->cs2cdr); - - /* select pll 5 clock */ - reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK - | MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK); - writel(reg, &ccm->cs2cdr); - - /* set PLL5 to 197994996Hz */ - reg &= ~BM_ANADIG_PLL_VIDEO_DIV_SELECT; - reg |= BF_ANADIG_PLL_VIDEO_DIV_SELECT(0x21); - reg &= ~BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT; - reg |= BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(0); - writel(reg, &ccm->analog_pll_video); - - writel(BF_ANADIG_PLL_VIDEO_NUM_A(0xfbf4), - &ccm->analog_pll_video_num); - writel(BF_ANADIG_PLL_VIDEO_DENOM_B(0xf4240), - &ccm->analog_pll_video_denom); - - reg &= ~BM_ANADIG_PLL_VIDEO_POWERDOWN; - writel(reg, &ccm->analog_pll_video); - - while (timeout--) - if (readl(&ccm->analog_pll_video) & BM_ANADIG_PLL_VIDEO_LOCK) - break; - if (timeout < 0) - printf("Warning: video pll lock timeout!\n"); - - reg = readl(&ccm->analog_pll_video); - reg |= BM_ANADIG_PLL_VIDEO_ENABLE; - reg &= ~BM_ANADIG_PLL_VIDEO_BYPASS; - writel(reg, &ccm->analog_pll_video); - - /* set LDB0, LDB1 clk select to 000/000 (PLL5 clock) */ - reg = readl(&ccm->cs2cdr); - reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK - | MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK); - reg |= (0 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) - | (0 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET); - writel(reg, &ccm->cs2cdr); - - reg = readl(&ccm->cscmr2); - reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV; - writel(reg, &ccm->cscmr2); - - reg = readl(&ccm->chsccdr); - reg |= (CHSCCDR_CLK_SEL_LDB_DI0 - << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET); - reg &= ~MXC_CCM_CHSCCDR_IPU1_DI0_PODF_MASK; - reg |= (2 << MXC_CCM_CHSCCDR_IPU1_DI0_PODF_OFFSET); - reg &= ~MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_MASK; - reg |= (2 << MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_OFFSET); - writel(reg, &ccm->chsccdr); - - reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES - | IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH - | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_HIGH - | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG - | IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT - | 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]); -} - static void setup_display(void) { enable_ipu_clock(); @@ -328,25 +251,36 @@ static void setup_board_gpio(void) setup_one_led("led_blue", LEDST_OFF); } -#define ARI_RESC_FMT "setenv rescue_reason setenv bootargs \\${bootargs}" \ - " rescueReason=%d " - static void aristainetos_run_rescue_command(int reason) { - char rescue_reason_command[80]; + char rescue_reason_command[20]; - sprintf(rescue_reason_command, ARI_RESC_FMT, reason); + sprintf(rescue_reason_command, "setenv rreason %d", reason); run_command(rescue_reason_command, 0); } -static int aristainetos_eeprom(void) +static int aristainetos_bootmode_settings(void) { + struct gpio_desc *desc; + struct src *psrc = (struct src *)SRC_BASE_ADDR; + unsigned int sbmr1 = readl(&psrc->sbmr1); + char *my_bootdelay; + char bootmode = 0; + int ret; struct udevice *dev; int off; - int ret; u8 data[0x10]; u8 rescue_reason; + /* jumper controlled reset of the environment */ + ret = gpio_hog_lookup_name("env_reset", &desc); + if (!ret) { + if (dm_gpio_get_value(desc)) { + printf("\nReset u-boot environment (jumper)\n"); + run_command("run default_env; saveenv; saveenv", 0); + } + } + off = fdt_path_offset(gd->fdt_blob, "eeprom0"); if (off < 0) { printf("%s: No eeprom0 path offset\n", __func__); @@ -363,37 +297,26 @@ static int aristainetos_eeprom(void) if (ret) return ret; - ret = i2c_eeprom_read(dev, 0x1ff0, (uint8_t *)data, 6); + ret = i2c_eeprom_read(dev, 0x1ff0, (uint8_t *)data, sizeof(data)); if (ret) { printf("%s: Could not read EEPROM\n", __func__); return ret; } - if (strncmp((char *)&data[3], "ReScUe", 6) == 0) { - rescue_reason = *(uint8_t *)&data[9]; - memset(&data[3], 0xff, 7); - i2c_eeprom_write(dev, 0x1ff0, (uint8_t *)&data[3], 7); - printf("\nBooting into Rescue System (EEPROM)\n"); - aristainetos_run_rescue_command(rescue_reason); - run_command("run rescue_load_fit rescueboot", 0); - } else if (strncmp((char *)data, "DeF", 3) == 0) { + /* software controlled reset of the environment (EEPROM magic) */ + if (strncmp((char *)data, "DeF", 3) == 0) { memset(data, 0xff, 3); i2c_eeprom_write(dev, 0x1ff0, (uint8_t *)data, 3); - printf("\nClear u-boot environment (set back to defaults)\n"); + printf("\nReset u-boot environment (EEPROM)\n"); run_command("run default_env; saveenv; saveenv", 0); } - return 0; -}; - -static void aristainetos_bootmode_settings(void) -{ - struct gpio_desc *desc; - struct src *psrc = (struct src *)SRC_BASE_ADDR; - unsigned int sbmr1 = readl(&psrc->sbmr1); - char *my_bootdelay; - char bootmode = 0; - int ret; + if (sbmr1 & 0x40) { + env_set("bootmode", "1"); + printf("SD bootmode jumper set!\n"); + } else { + env_set("bootmode", "0"); + } /* * Check the boot-source. If booting from NOR Flash, @@ -417,28 +340,27 @@ static void aristainetos_bootmode_settings(void) env_set("bootdelay", "-2"); } - if (sbmr1 & 0x40) { - env_set("bootmode", "1"); - printf("SD bootmode jumper set!\n"); - } else { - env_set("bootmode", "0"); - } - - /* read out some jumper values*/ - ret = gpio_hog_lookup_name("env_reset", &desc); - if (!ret) { - if (dm_gpio_get_value(desc)) { - printf("\nClear env (set back to defaults)\n"); - run_command("run default_env; saveenv; saveenv", 0); - } - } + /* jumper controlled boot of the rescue system */ ret = gpio_hog_lookup_name("boot_rescue", &desc); if (!ret) { if (dm_gpio_get_value(desc)) { + printf("\nBooting into Rescue System (jumper)\n"); aristainetos_run_rescue_command(16); run_command("run rescue_xload_boot", 0); } } + + /* software controlled boot of the rescue system (EEPROM magic) */ + if (strncmp((char *)&data[3], "ReScUe", 6) == 0) { + rescue_reason = *(uint8_t *)&data[9]; + memset(&data[3], 0xff, 7); + i2c_eeprom_write(dev, 0x1ff0, (uint8_t *)&data[3], 7); + printf("\nBooting into Rescue System (EEPROM)\n"); + aristainetos_run_rescue_command(rescue_reason); + run_command("run rescue_xload_boot", 0); + } + + return 0; } #if defined(CONFIG_DM_PMIC_DA9063) @@ -494,15 +416,15 @@ static int setup_pmic_voltages(void) int board_late_init(void) { int x, y; + int ret; led_default_state(); splash_get_pos(&x, &y); bmp_display((ulong)&bmp_logo_bitmap[0], x, y); - aristainetos_bootmode_settings(); - - /* eeprom work */ - aristainetos_eeprom(); + ret = aristainetos_bootmode_settings(); + if (ret) + return ret; /* set board_type */ if (gd->board_type == BOARD_TYPE_4) @@ -546,97 +468,9 @@ struct display_info_t const displays[] = { .vmode = FB_VMODE_NONINTERLACED } } -#if ((CONFIG_SYS_BOARD_VERSION == 2) || \ - (CONFIG_SYS_BOARD_VERSION == 3) || \ - (CONFIG_SYS_BOARD_VERSION == 4) || \ - (CONFIG_SYS_BOARD_VERSION == 5)) - , { - .bus = -1, - .addr = 0, - .pixfmt = IPU_PIX_FMT_RGB24, - .detect = NULL, - .enable = enable_spi_display, - .mode = { - .name = "lg4573", - .refresh = 57, - .xres = 480, - .yres = 800, - .pixclock = 37037, - .left_margin = 59, - .right_margin = 10, - .upper_margin = 15, - .lower_margin = 15, - .hsync_len = 10, - .vsync_len = 15, - .sync = FB_SYNC_EXT | FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT, - .vmode = FB_VMODE_NONINTERLACED - } - } -#endif }; size_t display_count = ARRAY_SIZE(displays); -#if defined(CONFIG_MTD_RAW_NAND) -iomux_v3_cfg_t nfc_pads[] = { - MX6_PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_RB0__NAND_READY_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_SD4_CMD__NAND_RE_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_SD4_CLK__NAND_WE_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D0__NAND_DATA00 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D1__NAND_DATA01 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D2__NAND_DATA02 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D3__NAND_DATA03 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D4__NAND_DATA04 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D5__NAND_DATA05 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D6__NAND_DATA06 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D7__NAND_DATA07 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_SD4_DAT0__NAND_DQS | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -static void setup_gpmi_nand(void) -{ - struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; - - /* config gpmi nand iomux */ - imx_iomux_v3_setup_multiple_pads(nfc_pads, - ARRAY_SIZE(nfc_pads)); - - /* gate ENFC_CLK_ROOT clock first,before clk source switch */ - clrbits_le32(&mxc_ccm->CCGR2, MXC_CCM_CCGR2_IOMUX_IPT_CLK_IO_MASK); - - /* config gpmi and bch clock to 100 MHz */ - clrsetbits_le32(&mxc_ccm->cs2cdr, - MXC_CCM_CS2CDR_ENFC_CLK_PODF_MASK | - MXC_CCM_CS2CDR_ENFC_CLK_PRED_MASK | - MXC_CCM_CS2CDR_ENFC_CLK_SEL_MASK, - MXC_CCM_CS2CDR_ENFC_CLK_PODF(0) | - MXC_CCM_CS2CDR_ENFC_CLK_PRED(3) | - MXC_CCM_CS2CDR_ENFC_CLK_SEL(3)); - - /* enable ENFC_CLK_ROOT clock */ - setbits_le32(&mxc_ccm->CCGR2, MXC_CCM_CCGR2_IOMUX_IPT_CLK_IO_MASK); - - /* enable gpmi and bch clock gating */ - setbits_le32(&mxc_ccm->CCGR4, - MXC_CCM_CCGR4_RAWNAND_U_BCH_INPUT_APB_MASK | - MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_BCH_MASK | - MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_GPMI_IO_MASK | - MXC_CCM_CCGR4_RAWNAND_U_GPMI_INPUT_APB_MASK | - MXC_CCM_CCGR4_PL301_MX6QPER1_BCH_OFFSET); - - /* enable apbh clock gating */ - setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK); -} -#else -static void setup_gpmi_nand(void) -{ -} -#endif - int board_init(void) { struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; @@ -645,7 +479,6 @@ int board_init(void) gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; setup_board_gpio(); - setup_gpmi_nand(); setup_display(); /* GPIO_1 for USB_OTG_ID */ @@ -695,3 +528,22 @@ int embedded_dtb_select(void) return 0; } #endif + +enum env_location env_get_location(enum env_operation op, int prio) +{ + if (op == ENVOP_SAVE || op == ENVOP_ERASE) + return ENVL_SPI_FLASH; + + switch (prio) { + case 0: + return ENVL_NOWHERE; + + case 1: + return ENVL_SPI_FLASH; + + default: + return ENVL_UNKNOWN; + } + + return ENVL_UNKNOWN; +}