diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/ge/bx50v3/Kconfig | 18 | ||||
| -rw-r--r-- | board/ge/bx50v3/MAINTAINERS | 8 | ||||
| -rw-r--r-- | board/ge/bx50v3/Makefile | 8 | ||||
| -rw-r--r-- | board/ge/bx50v3/bx50v3.c | 533 | ||||
| -rw-r--r-- | board/ge/bx50v3/bx50v3.cfg | 151 |
5 files changed, 718 insertions, 0 deletions
diff --git a/board/ge/bx50v3/Kconfig b/board/ge/bx50v3/Kconfig new file mode 100644 index 0000000..d50dece --- /dev/null +++ b/board/ge/bx50v3/Kconfig @@ -0,0 +1,18 @@ +if TARGET_GE_B450V3 || TARGET_GE_B650V3 || TARGET_GE_B850V3 + +config IMX_CONFIG + default "board/ge/bx50v3/bx50v3.cfg" + +config SYS_BOARD + default "bx50v3" + +config SYS_VENDOR + default "ge" + +config SYS_SOC + default "mx6" + +config SYS_CONFIG_NAME + default "ge_bx50v3" + +endif diff --git a/board/ge/bx50v3/MAINTAINERS b/board/ge/bx50v3/MAINTAINERS new file mode 100644 index 0000000..8e60791 --- /dev/null +++ b/board/ge/bx50v3/MAINTAINERS @@ -0,0 +1,8 @@ +GE_BX50V3 BOARD +M: Martin Donnelly <martin.donnelly@ge.com> +S: Maintained +F: board/ge/bx50v3/ +F: include/configs/ge_bx50v3.h +F: configs/ge_b450v3_defconfig +F: configs/ge_b650v3_defconfig +F: configs/ge_b850v3_defconfig diff --git a/board/ge/bx50v3/Makefile b/board/ge/bx50v3/Makefile new file mode 100644 index 0000000..bcd149f --- /dev/null +++ b/board/ge/bx50v3/Makefile @@ -0,0 +1,8 @@ +# +# Copyright 2015 Timesys Corporation +# Copyright 2015 General Electric Company +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := bx50v3.o diff --git a/board/ge/bx50v3/bx50v3.c b/board/ge/bx50v3/bx50v3.c new file mode 100644 index 0000000..70c298d --- /dev/null +++ b/board/ge/bx50v3/bx50v3.c @@ -0,0 +1,533 @@ +/* + * Copyright 2015 Timesys Corporation + * Copyright 2015 General Electric Company + * Copyright 2012 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/arch/clock.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux.h> +#include <asm/arch/mx6-pins.h> +#include <asm/errno.h> +#include <asm/gpio.h> +#include <asm/imx-common/mxc_i2c.h> +#include <asm/imx-common/iomux-v3.h> +#include <asm/imx-common/boot_mode.h> +#include <asm/imx-common/video.h> +#include <mmc.h> +#include <fsl_esdhc.h> +#include <miiphy.h> +#include <netdev.h> +#include <asm/arch/mxc_hdmi.h> +#include <asm/arch/crm_regs.h> +#include <asm/io.h> +#include <asm/arch/sys_proto.h> +#include <i2c.h> +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ + PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ + PAD_CTL_SPEED_HIGH | PAD_CTL_DSE_48ohm | PAD_CTL_SRE_FAST) + +#define ENET_CLK_PAD_CTRL (PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_120ohm | PAD_CTL_SRE_FAST) + +#define ENET_RX_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_SPEED_HIGH | PAD_CTL_SRE_FAST) + +#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) + +#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_ODE | PAD_CTL_SRE_FAST) + +#define I2C_PAD MUX_PAD_CTRL(I2C_PAD_CTRL) + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); + + return 0; +} + +static iomux_v3_cfg_t const uart3_pads[] = { + MX6_PAD_EIM_D31__UART3_RTS_B | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_EIM_D23__UART3_CTS_B | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_EIM_D24__UART3_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_EIM_D25__UART3_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +static iomux_v3_cfg_t const uart4_pads[] = { + MX6_PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +static iomux_v3_cfg_t const enet_pads[] = { + 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_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_CLK_PAD_CTRL), + MX6_PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + /* AR8033 PHY Reset */ + MX6_PAD_ENET_TX_EN__GPIO1_IO28 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static void setup_iomux_enet(void) +{ + imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads)); + + /* Reset AR8033 PHY */ + gpio_direction_output(IMX_GPIO_NR(1, 28), 0); + udelay(500); + gpio_set_value(IMX_GPIO_NR(1, 28), 1); +} + +static 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), + MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static iomux_v3_cfg_t const usdhc3_pads[] = { + MX6_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_RST__SD3_RESET | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), +}; + +static iomux_v3_cfg_t const usdhc4_pads[] = { + MX6_PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT4__SD4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT5__SD4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT6__SD4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT7__SD4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_NANDF_CS0__GPIO6_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_NANDF_CS1__GPIO6_IO14 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static iomux_v3_cfg_t const ecspi1_pads[] = { + MX6_PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_EIM_EB2__GPIO2_IO30 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static struct i2c_pads_info i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6_PAD_CSI0_DAT9__I2C1_SCL | I2C_PAD, + .gpio_mode = MX6_PAD_CSI0_DAT9__GPIO5_IO27 | I2C_PAD, + .gp = IMX_GPIO_NR(5, 27) + }, + .sda = { + .i2c_mode = MX6_PAD_CSI0_DAT8__I2C1_SDA | I2C_PAD, + .gpio_mode = MX6_PAD_CSI0_DAT8__GPIO5_IO26 | I2C_PAD, + .gp = IMX_GPIO_NR(5, 26) + } +}; + +static struct i2c_pads_info i2c_pad_info2 = { + .scl = { + .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | I2C_PAD, + .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | I2C_PAD, + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | I2C_PAD, + .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | I2C_PAD, + .gp = IMX_GPIO_NR(4, 13) + } +}; + +static struct i2c_pads_info i2c_pad_info3 = { + .scl = { + .i2c_mode = MX6_PAD_GPIO_3__I2C3_SCL | I2C_PAD, + .gpio_mode = MX6_PAD_GPIO_3__GPIO1_IO03 | I2C_PAD, + .gp = IMX_GPIO_NR(1, 3) + }, + .sda = { + .i2c_mode = MX6_PAD_GPIO_6__I2C3_SDA | I2C_PAD, + .gpio_mode = MX6_PAD_GPIO_6__GPIO1_IO06 | I2C_PAD, + .gp = IMX_GPIO_NR(1, 6) + } +}; + +#ifdef CONFIG_MXC_SPI +int board_spi_cs_gpio(unsigned bus, unsigned cs) +{ + return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(2, 30)) : -1; +} + +static void setup_spi(void) +{ + imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads)); +} +#endif + +static iomux_v3_cfg_t const pcie_pads[] = { + MX6_PAD_GPIO_5__GPIO1_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_GPIO_17__GPIO7_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static void setup_pcie(void) +{ + imx_iomux_v3_setup_multiple_pads(pcie_pads, ARRAY_SIZE(pcie_pads)); +} + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart3_pads, ARRAY_SIZE(uart3_pads)); + imx_iomux_v3_setup_multiple_pads(uart4_pads, ARRAY_SIZE(uart4_pads)); +} + +#ifdef CONFIG_FSL_ESDHC +struct fsl_esdhc_cfg usdhc_cfg[3] = { + {USDHC2_BASE_ADDR}, + {USDHC3_BASE_ADDR}, + {USDHC4_BASE_ADDR}, +}; + +#define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) +#define USDHC4_CD_GPIO IMX_GPIO_NR(6, 11) + +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + int ret = 0; + + switch (cfg->esdhc_base) { + case USDHC2_BASE_ADDR: + ret = !gpio_get_value(USDHC2_CD_GPIO); + break; + case USDHC3_BASE_ADDR: + ret = 1; /* eMMC is always present */ + break; + case USDHC4_BASE_ADDR: + ret = !gpio_get_value(USDHC4_CD_GPIO); + break; + } + + return ret; +} + +int board_mmc_init(bd_t *bis) +{ + int ret; + int i; + + for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { + switch (i) { + case 0: + imx_iomux_v3_setup_multiple_pads( + usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); + gpio_direction_input(USDHC2_CD_GPIO); + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + break; + case 1: + imx_iomux_v3_setup_multiple_pads( + usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + break; + case 2: + imx_iomux_v3_setup_multiple_pads( + usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); + gpio_direction_input(USDHC4_CD_GPIO); + usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); + break; + default: + printf("Warning: you configured more USDHC controllers\n" + "(%d) then supported by the board (%d)\n", + i + 1, CONFIG_SYS_FSL_USDHC_NUM); + return -EINVAL; + } + + ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); + if (ret) + return ret; + } + + return 0; +} +#endif + +static int mx6_rgmii_rework(struct phy_device *phydev) +{ + /* Configure AR8033 to ouput a 125MHz clk from CLK_25M */ + /* set device address 0x7 */ + phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7); + /* offset 0x8016: CLK_25M Clock Select */ + phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016); + /* enable register write, no post increment, address 0x7 */ + phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007); + /* set to 125 MHz from local PLL source */ + phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x18); + + /* rgmii tx clock delay enable */ + /* set debug port address: SerDes Test and System Mode Control */ + phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05); + /* enable rgmii tx clock delay */ + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100); + + return 0; +} + +int board_phy_config(struct phy_device *phydev) +{ + mx6_rgmii_rework(phydev); + + if (phydev->drv->config) + phydev->drv->config(phydev); + + return 0; +} + +#if defined(CONFIG_VIDEO_IPUV3) +static iomux_v3_cfg_t const backlight_pads[] = { + /* Power for LVDS Display */ + MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL), +#define LVDS_POWER_GP IMX_GPIO_NR(3, 22) + /* Backlight enable for LVDS display */ + MX6_PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL), +#define LVDS_BACKLIGHT_GP IMX_GPIO_NR(1, 0) +}; + +static void do_enable_hdmi(struct display_info_t const *dev) +{ + imx_enable_hdmi_phy(); +} + +int board_cfb_skip(void) +{ + gpio_direction_output(LVDS_POWER_GP, 1); + + return 0; +} + +static int detect_baseboard(struct display_info_t const *dev) +{ + if (IS_ENABLED(CONFIG_TARGET_GE_B450V3) || + IS_ENABLED(CONFIG_TARGET_GE_B650V3)) + return 1; + + return 0; +} + +struct display_info_t const displays[] = {{ + .bus = -1, + .addr = -1, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = detect_baseboard, + .enable = NULL, + .mode = { + .name = "G121X1-L03", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 20, + .right_margin = 300, + .upper_margin = 30, + .lower_margin = 8, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} }, { + .bus = -1, + .addr = 3, + .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; + + enable_ipu_clock(); + imx_setup_hdmi(); + + reg = readl(&mxc_ccm->CCGR3); + reg |= MXC_CCM_CCGR3_LDB_DI0_MASK; + writel(reg, &mxc_ccm->CCGR3); + + 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_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_LVDS1_MUX_CTL_MASK | + IOMUXC_GPR3_HDMI_MUX_CTL_MASK)) + | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 + << IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET) + | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 + << IOMUXC_GPR3_LVDS1_MUX_CTL_OFFSET); + writel(reg, &iomux->gpr[3]); + + /* backlights off until needed */ + imx_iomux_v3_setup_multiple_pads(backlight_pads, + ARRAY_SIZE(backlight_pads)); + gpio_direction_input(LVDS_POWER_GP); + gpio_direction_input(LVDS_BACKLIGHT_GP); +} +#endif /* CONFIG_VIDEO_IPUV3 */ + +/* + * Do not overwrite the console + * Use always serial for U-Boot console + */ +int overwrite_console(void) +{ + return 1; +} + +int board_eth_init(bd_t *bis) +{ + setup_iomux_enet(); + setup_pcie(); + + return cpu_eth_init(bis); +} + +static iomux_v3_cfg_t const misc_pads[] = { + MX6_PAD_KEY_ROW2__GPIO4_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; +#define SUS_S3_OUT IMX_GPIO_NR(4, 11) +#define WIFI_EN IMX_GPIO_NR(6, 14) + +int board_early_init_f(void) +{ + imx_iomux_v3_setup_multiple_pads(misc_pads, + ARRAY_SIZE(misc_pads)); + + setup_iomux_uart(); + + + return 0; +} + +int board_init(void) +{ + gpio_direction_output(SUS_S3_OUT, 1); + gpio_direction_output(WIFI_EN, 1); +#if defined(CONFIG_VIDEO_IPUV3) + setup_display(); +#endif + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + +#ifdef CONFIG_MXC_SPI + setup_spi(); +#endif + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); + setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); + setup_i2c(3, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info3); + + return 0; +} + +#ifdef CONFIG_CMD_BMODE +static const struct boot_mode board_boot_modes[] = { + /* 4 bit bus width */ + {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)}, + {"sd3", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +int board_late_init(void) +{ +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + /* We need at least 200ms between power on and backlight on + * as per specifications from CHI MEI */ + mdelay(250); + + /* Backlight Power */ + gpio_direction_output(LVDS_BACKLIGHT_GP, 1); + + return 0; +} + +int checkboard(void) +{ + printf("BOARD: %s\n", CONFIG_BOARD_NAME); + return 0; +} diff --git a/board/ge/bx50v3/bx50v3.cfg b/board/ge/bx50v3/bx50v3.cfg new file mode 100644 index 0000000..de88769 --- /dev/null +++ b/board/ge/bx50v3/bx50v3.cfg @@ -0,0 +1,151 @@ +/* + * + * Copyright 2015 Timesys Corporation. + * Copyright 2015 General Electric Company + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Refer doc/README.imximage for more details about how-to configure + * and create imximage boot image + * + * The syntax is taken as close as possible with the kwbimage + */ + +IMAGE_VERSION 2 +BOOT_FROM sd + +#define __ASSEMBLY__ +#include <config.h> +#include "asm/arch/mx6-ddr.h" +#include "asm/arch/iomux.h" +#include "asm/arch/crm_regs.h" + +/* DDR IO */ +DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000c0000 +DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000 +DATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00000030 +DATA 4, MX6_IOM_DRAM_CAS, 0x00000030 +DATA 4, MX6_IOM_DRAM_RAS, 0x00000030 +DATA 4, MX6_IOM_GRP_ADDDS, 0x00000030 +DATA 4, MX6_IOM_DRAM_RESET, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000 +DATA 4, MX6_IOM_DRAM_SDODT0, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDODT1, 0x00000030 +DATA 4, MX6_IOM_GRP_CTLDS, 0x00000030 +DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000 +DATA 4, MX6_IOM_DRAM_SDQS0, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS1, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS2, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS3, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS4, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS5, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS6, 0x00000030 +DATA 4, MX6_IOM_DRAM_SDQS7, 0x00000030 +DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000 +DATA 4, MX6_IOM_GRP_B0DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B1DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B2DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B3DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B4DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B5DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B6DS, 0x00000030 +DATA 4, MX6_IOM_GRP_B7DS, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM0, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM1, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM2, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM3, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM4, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM5, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM6, 0x00000030 +DATA 4, MX6_IOM_DRAM_DQM7, 0x00000030 + +/* Calibrations */ +/* ZQ */ +DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xa1390003 +/* write leveling */ +DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x001F001F +DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x001F001F +DATA 4, MX6_MMDC_P1_MPWLDECTRL0, 0x001F001F +DATA 4, MX6_MMDC_P1_MPWLDECTRL1, 0x001F001F +/* Read DQS Gating calibration */ +DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x45380544 +DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x05280530 +DATA 4, MX6_MMDC_P1_MPDGCTRL0, 0x4530053C +DATA 4, MX6_MMDC_P1_MPDGCTRL1, 0x0530050C +/* Read calibration */ +DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x36303032 +DATA 4, MX6_MMDC_P1_MPRDDLCTL, 0x38363042 +/* Write calibration */ +DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x3A3A423E +DATA 4, MX6_MMDC_P1_MPWRDLCTL, 0x4A38483E +/* read data bit delay */ +DATA 4, MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333 +DATA 4, MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333 +DATA 4, MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333 +DATA 4, MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY0DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333 + +/* Complete calibration by forced measurment */ +DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800 +DATA 4, MX6_MMDC_P1_MPMUR0, 0x00000800 + +/* MMDC init */ +DATA 4, MX6_MMDC_P0_MDPDC, 0x00020036 +DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040 +DATA 4, MX6_MMDC_P0_MDCFG0, 0x8A8F79A4 +DATA 4, MX6_MMDC_P0_MDCFG1, 0xDB538E64 +DATA 4, MX6_MMDC_P0_MDCFG2, 0x01ff00db +DATA 4, MX6_MMDC_P0_MDMISC, 0x00001740 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000 +DATA 4, MX6_MMDC_P0_MDRWD, 0x000026d2 +DATA 4, MX6_MMDC_P0_MDOR, 0x008F1023 +DATA 4, MX6_MMDC_P0_MDASP, 0x00000047 +DATA 4, MX6_MMDC_P0_MDCTL, 0x841a0000 + +/* Initialize Micron MT41J128M */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x04088032 +DATA 4, MX6_MMDC_P0_MDSCR, 0x0408803a +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033 +DATA 4, MX6_MMDC_P0_MDSCR, 0x0000803b +DATA 4, MX6_MMDC_P0_MDSCR, 0x00408031 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00408039 +DATA 4, MX6_MMDC_P0_MDSCR, 0x09408030 +DATA 4, MX6_MMDC_P0_MDSCR, 0x09408038 +DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040 +DATA 4, MX6_MMDC_P0_MDSCR, 0x04008048 +DATA 4, MX6_MMDC_P0_MDREF, 0x00005800 +DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00011117 +DATA 4, MX6_MMDC_P1_MPODTCTRL, 0x00011117 +DATA 4, MX6_MMDC_P0_MDPDC, 0x00025576 +DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000 + +/* set the default clock gate to save power */ +DATA 4, CCM_CCGR0, 0x00C03F3F +DATA 4, CCM_CCGR1, 0x0030FC03 +DATA 4, CCM_CCGR2, 0x0FFFC000 +DATA 4, CCM_CCGR3, 0x3FF00000 +DATA 4, CCM_CCGR4, 0x00FFF300 +DATA 4, CCM_CCGR5, 0x0F0000C3 +DATA 4, CCM_CCGR6, 0x000003FF + +/* enable AXI cache for VDOA/VPU/IPU */ +DATA 4, MX6_IOMUXC_GPR4, 0xF00000CF +/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ +DATA 4, MX6_IOMUXC_GPR6, 0x007F007F +DATA 4, MX6_IOMUXC_GPR7, 0x007F007F + +/* + * Setup CCM_CCOSR register as follows: + * + * cko1_en 1 --> CKO1 enabled + * cko1_div 111 --> divide by 8 + * cko1_sel 1011 --> ahb_clk_root + * + * This sets CKO1 at ahb_clk_root/8 132/8 16.5 MHz + */ +DATA 4, CCM_CCOSR, 0x000000fb |