diff options
Diffstat (limited to 'board/aristainetos/aristainetos.c')
| -rw-r--r-- | board/aristainetos/aristainetos.c | 323 |
1 files changed, 63 insertions, 260 deletions
diff --git a/board/aristainetos/aristainetos.c b/board/aristainetos/aristainetos.c index 8330bb6..0c39ee6 100644 --- a/board/aristainetos/aristainetos.c +++ b/board/aristainetos/aristainetos.c @@ -58,6 +58,13 @@ DECLARE_GLOBAL_DATA_PTR; #define ECSPI4_CS1 IMX_GPIO_NR(5, 2) +#if (CONFIG_SYS_BOARD_VERSION == 1) +#include "./aristainetos-v1.c" +#elif (CONFIG_SYS_BOARD_VERSION == 2) +#include "./aristainetos-v2.c" +#endif + + struct i2c_pads_info i2c_pad_info1 = { .scl = { .i2c_mode = MX6_PAD_CSI0_DAT9__I2C1_SCL | PC, @@ -84,89 +91,6 @@ struct i2c_pads_info i2c_pad_info2 = { } }; -struct i2c_pads_info i2c_pad_info3 = { - .scl = { - .i2c_mode = MX6_PAD_EIM_D17__I2C3_SCL | PC, - .gpio_mode = MX6_PAD_EIM_D17__GPIO3_IO17 | PC, - .gp = IMX_GPIO_NR(3, 17) - }, - .sda = { - .i2c_mode = MX6_PAD_EIM_D18__I2C3_SDA | PC, - .gpio_mode = MX6_PAD_EIM_D18__GPIO3_IO18 | PC, - .gp = IMX_GPIO_NR(3, 18) - } -}; - -int dram_init(void) -{ - gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); - - return 0; -} - -iomux_v3_cfg_t const uart1_pads[] = { - MX6_PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), -}; - -iomux_v3_cfg_t const uart5_pads[] = { - MX6_PAD_CSI0_DAT14__UART5_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_CSI0_DAT15__UART5_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), -}; - -iomux_v3_cfg_t const gpio_pads[] = { - /* LED enable */ - MX6_PAD_SD4_DAT5__GPIO2_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* spi flash WP protect */ - MX6_PAD_SD4_DAT7__GPIO2_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* backlight enable */ - MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* LED yellow */ - MX6_PAD_GPIO_3__GPIO1_IO03 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* LED red */ - MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* LED green */ - MX6_PAD_GPIO_5__GPIO1_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* LED blue */ - MX6_PAD_GPIO_6__GPIO1_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* i2c4 scl */ - MX6_PAD_GPIO_7__GPIO1_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* i2c4 sda */ - MX6_PAD_GPIO_8__GPIO1_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL), - /* spi CS 1 */ - MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -static iomux_v3_cfg_t const misc_pads[] = { - MX6_PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL), - /* OTG Power enable */ - MX6_PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -iomux_v3_cfg_t const enet_pads[] = { - MX6_PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(0x4001b0a8), - MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_TXD0__ENET_TX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_TXD1__ENET_TX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_TX_EN__ENET_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_RX_ER__ENET_RX_ER | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_RXD0__ENET_RX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_RXD1__ENET_RX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_CRS_DV__ENET_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), -}; - -static void setup_iomux_enet(void) -{ - struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; - - imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads)); - - /* set GPIO_16 as ENET_REF_CLK_OUT */ - setbits_le32(&iomux->gpr[1], IOMUXC_GPR1_ENET_CLK_SEL_MASK); -} - iomux_v3_cfg_t const usdhc1_pads[] = { MX6_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), @@ -176,86 +100,11 @@ iomux_v3_cfg_t const usdhc1_pads[] = { MX6_PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), }; -iomux_v3_cfg_t const usdhc2_pads[] = { - MX6_PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), -}; - -iomux_v3_cfg_t const ecspi4_pads[] = { - MX6_PAD_EIM_D21__ECSPI4_SCLK | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_EIM_D22__ECSPI4_MISO | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_EIM_D28__ECSPI4_MOSI | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_EIM_D20__GPIO3_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -static iomux_v3_cfg_t const display_pads[] = { - MX6_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK | MUX_PAD_CTRL(DISP_PAD_CTRL), - MX6_PAD_DI0_PIN15__IPU1_DI0_PIN15, - MX6_PAD_DI0_PIN2__IPU1_DI0_PIN02, - MX6_PAD_DI0_PIN3__IPU1_DI0_PIN03, - MX6_PAD_DI0_PIN4__GPIO4_IO20, - MX6_PAD_DISP0_DAT0__IPU1_DISP0_DATA00, - MX6_PAD_DISP0_DAT1__IPU1_DISP0_DATA01, - MX6_PAD_DISP0_DAT2__IPU1_DISP0_DATA02, - MX6_PAD_DISP0_DAT3__IPU1_DISP0_DATA03, - MX6_PAD_DISP0_DAT4__IPU1_DISP0_DATA04, - MX6_PAD_DISP0_DAT5__IPU1_DISP0_DATA05, - MX6_PAD_DISP0_DAT6__IPU1_DISP0_DATA06, - MX6_PAD_DISP0_DAT7__IPU1_DISP0_DATA07, - MX6_PAD_DISP0_DAT8__IPU1_DISP0_DATA08, - MX6_PAD_DISP0_DAT9__IPU1_DISP0_DATA09, - MX6_PAD_DISP0_DAT10__IPU1_DISP0_DATA10, - MX6_PAD_DISP0_DAT11__IPU1_DISP0_DATA11, - MX6_PAD_DISP0_DAT12__IPU1_DISP0_DATA12, - MX6_PAD_DISP0_DAT13__IPU1_DISP0_DATA13, - MX6_PAD_DISP0_DAT14__IPU1_DISP0_DATA14, - MX6_PAD_DISP0_DAT15__IPU1_DISP0_DATA15, - MX6_PAD_DISP0_DAT16__IPU1_DISP0_DATA16, - MX6_PAD_DISP0_DAT17__IPU1_DISP0_DATA17, - MX6_PAD_DISP0_DAT18__IPU1_DISP0_DATA18, - MX6_PAD_DISP0_DAT19__IPU1_DISP0_DATA19, - MX6_PAD_DISP0_DAT20__IPU1_DISP0_DATA20, - MX6_PAD_DISP0_DAT21__IPU1_DISP0_DATA21, - MX6_PAD_DISP0_DAT22__IPU1_DISP0_DATA22, - MX6_PAD_DISP0_DAT23__IPU1_DISP0_DATA23, -}; - -static iomux_v3_cfg_t const backlight_pads[] = { - MX6_PAD_GPIO_9__PWM1_OUT | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_SD4_DAT1__PWM3_OUT | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - -int board_spi_cs_gpio(unsigned bus, unsigned cs) -{ - return (bus == CONFIG_SF_DEFAULT_BUS && cs == CONFIG_SF_DEFAULT_CS) - ? (IMX_GPIO_NR(3, 20)) : -1; -} - -static void setup_spi(void) -{ - int i; - - imx_iomux_v3_setup_multiple_pads(ecspi4_pads, ARRAY_SIZE(ecspi4_pads)); - for (i = 0; i < 3; i++) - enable_spi_clk(true, i); - - /* set cs1 to high */ - gpio_direction_output(ECSPI4_CS1, 1); -} - -static void setup_iomux_gpio(void) +int dram_init(void) { - imx_iomux_v3_setup_multiple_pads(gpio_pads, ARRAY_SIZE(gpio_pads)); -} + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); -static void setup_iomux_uart(void) -{ - imx_iomux_v3_setup_multiple_pads(uart5_pads, ARRAY_SIZE(uart5_pads)); + return 0; } #ifdef CONFIG_FSL_ESDHC @@ -272,13 +121,24 @@ int board_mmc_getcd(struct mmc *mmc) int board_mmc_init(bd_t *bis) { usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); - usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); - imx_iomux_v3_setup_multiple_pads(usdhc1_pads, ARRAY_SIZE(usdhc1_pads)); - imx_iomux_v3_setup_multiple_pads(usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); - - return fsl_esdhc_initialize(bis, &usdhc_cfg[0]) | - fsl_esdhc_initialize(bis, &usdhc_cfg[1]); +#if (CONFIG_SYS_BOARD_VERSION == 2) + /* + * usdhc2 has a levelshifter on the carrier board Rev. DV1, + * that will automatically detect the driving direction. + * During initialisation this isn't working correctly, + * which causes DAT3 to be driven low towards the SD-card. + * This causes a SD-card enetring the SPI-Mode + * and therefore getting inaccessible until next power cycle. + * As workaround we drive the DAT3 line as GPIO and set it high. + * This makes usdhc2 unusable in u-boot, but works for the + * initialisation in Linux + */ + imx_iomux_v3_setup_pad(MX6_PAD_SD2_DAT3__GPIO1_IO12 | + MUX_PAD_CTRL(NO_PAD_CTRL)); + gpio_direction_output(IMX_GPIO_NR(1, 12) , 1); +#endif + return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); } #endif @@ -291,48 +151,6 @@ int overwrite_console(void) return 1; } -int board_eth_init(bd_t *bis) -{ - struct iomuxc *iomuxc_regs = - (struct iomuxc *)IOMUXC_BASE_ADDR; - int ret; - - setup_iomux_enet(); - /* clear gpr1[14], gpr1[18:17] to select anatop clock */ - clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC_MASK, 0); - - ret = enable_fec_anatop_clock(ENET_50MHZ); - if (ret) - return ret; - - return cpu_eth_init(bis); -} -#if defined(CONFIG_VIDEO_IPUV3) - -static void enable_lvds(struct display_info_t const *dev) -{ - imx_iomux_v3_setup_multiple_pads( - display_pads, - ARRAY_SIZE(display_pads)); - imx_iomux_v3_setup_multiple_pads( - backlight_pads, - ARRAY_SIZE(backlight_pads)); - - /* enable backlight PWM 3 */ - if (pwm_init(2, 0, 0)) - goto error; - /* duty cycle 500ns, period: 3000ns */ - if (pwm_config(2, 500, 3000)) - goto error; - if (pwm_enable(2)) - goto error; - return; - -error: - puts("error init pwm for backlight\n"); - return; -} - struct display_info_t const displays[] = { { .bus = -1, @@ -356,43 +174,39 @@ struct display_info_t const displays[] = { .vmode = FB_VMODE_NONINTERLACED } } +#if (CONFIG_SYS_BOARD_VERSION == 2) + , { + .bus = -1, + .addr = 0, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = NULL, + .enable = enable_spi_display, + .mode = { + .name = "lg4573", + .refresh = 60, + .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); -static void setup_display(void) -{ - struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; - int reg; - - enable_ipu_clock(); - - reg = readl(&mxc_ccm->cs2cdr); - /* select pll 5 clock */ - reg &= MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK; - reg &= MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK; - writel(reg, &mxc_ccm->cs2cdr); - - imx_iomux_v3_setup_multiple_pads(backlight_pads, - ARRAY_SIZE(backlight_pads)); -} - /* no console on this board */ int board_cfb_skip(void) { return 1; } -#endif - -int board_early_init_f(void) -{ - setup_iomux_uart(); - setup_iomux_gpio(); - -#if defined(CONFIG_VIDEO_IPUV3) - setup_display(); -#endif - return 0; -} iomux_v3_cfg_t nfc_pads[] = { MX6_PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NO_PAD_CTRL), @@ -424,6 +238,9 @@ static void setup_gpmi_nand(void) 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 | @@ -433,6 +250,9 @@ static void setup_gpmi_nand(void) 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 | @@ -460,43 +280,26 @@ int board_init(void) &i2c_pad_info2); setup_i2c(2, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE, &i2c_pad_info3); - - /* i2c4 not used, set it to gpio input */ - gpio_request(IMX_GPIO_NR(1, 7), "i2c4_scl"); - gpio_direction_input(IMX_GPIO_NR(1, 7)); - gpio_request(IMX_GPIO_NR(1, 8), "i2c4_sda"); - gpio_direction_input(IMX_GPIO_NR(1, 8)); + setup_i2c4(); /* SPI NOR Flash read only */ gpio_request(CONFIG_GPIO_ENABLE_SPI_FLASH, "ena_spi_nor"); gpio_direction_output(CONFIG_GPIO_ENABLE_SPI_FLASH, 0); gpio_free(CONFIG_GPIO_ENABLE_SPI_FLASH); - /* enable LED */ - gpio_request(IMX_GPIO_NR(2, 13), "LED ena"); - gpio_direction_output(IMX_GPIO_NR(2, 13), 0); - - gpio_request(IMX_GPIO_NR(1, 3), "LED yellow"); - gpio_direction_output(IMX_GPIO_NR(1, 3), 1); - gpio_request(IMX_GPIO_NR(1, 4), "LED red"); - gpio_direction_output(IMX_GPIO_NR(1, 4), 1); - gpio_request(IMX_GPIO_NR(1, 5), "LED green"); - gpio_direction_output(IMX_GPIO_NR(1, 5), 1); - gpio_request(IMX_GPIO_NR(1, 6), "LED blue"); - gpio_direction_output(IMX_GPIO_NR(1, 6), 1); - + setup_board_gpio(); setup_gpmi_nand(); + setup_board_spi(); /* GPIO_1 for USB_OTG_ID */ - setbits_le32(&iomux->gpr[1], IOMUXC_GPR1_USB_OTG_ID_SEL_MASK); + clrsetbits_le32(&iomux->gpr[1], IOMUXC_GPR1_USB_OTG_ID_SEL_MASK, 0); imx_iomux_v3_setup_multiple_pads(misc_pads, ARRAY_SIZE(misc_pads)); - return 0; } int checkboard(void) { - puts("Board: aristaitenos\n"); + printf("Board: %s\n", CONFIG_BOARDNAME); return 0; } |