avionic design with actual uboot and tooling
submodule of avionic design uboot bootloader and with included tools to get you started , read readme.md and readme-tk1-loader.md
This commit is contained in:
18
u-boot/board/tbs/tbs2910/Kconfig
Normal file
18
u-boot/board/tbs/tbs2910/Kconfig
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@@ -0,0 +1,18 @@
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if TARGET_TBS2910
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config SYS_BOARD
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default "tbs2910"
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config SYS_VENDOR
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default "tbs"
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config SYS_CONFIG_NAME
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default "tbs2910"
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config MX6Q
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default y
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config IMX_CONFIG
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default "board/boundary/nitrogen6x/nitrogen6q2g.cfg"
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endif
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6
u-boot/board/tbs/tbs2910/MAINTAINERS
Normal file
6
u-boot/board/tbs/tbs2910/MAINTAINERS
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@@ -0,0 +1,6 @@
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TBS2910 BOARD
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M: Soeren Moch <smoch@web.de>
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S: Maintained
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F: board/tbs/tbs2910/
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F: configs/tbs2910_defconfig
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F: include/configs/tbs2910.h
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7
u-boot/board/tbs/tbs2910/Makefile
Normal file
7
u-boot/board/tbs/tbs2910/Makefile
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@@ -0,0 +1,7 @@
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#
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# Copyright (C) 2014 Soeren Moch <smoch@web.de>
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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obj-y := tbs2910.o
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422
u-boot/board/tbs/tbs2910/tbs2910.c
Normal file
422
u-boot/board/tbs/tbs2910/tbs2910.c
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@@ -0,0 +1,422 @@
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/*
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* Copyright (C) 2014 Soeren Moch <smoch@web.de>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <asm/arch/clock.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/iomux.h>
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#include <asm/arch/mx6-pins.h>
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#include <asm/errno.h>
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#include <asm/gpio.h>
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#include <asm/imx-common/mxc_i2c.h>
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#include <asm/imx-common/iomux-v3.h>
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#include <asm/imx-common/sata.h>
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#include <asm/imx-common/boot_mode.h>
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#include <asm/imx-common/video.h>
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#include <mmc.h>
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#include <fsl_esdhc.h>
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#include <miiphy.h>
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#include <netdev.h>
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#include <asm/arch/mxc_hdmi.h>
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#include <asm/arch/crm_regs.h>
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#include <asm/io.h>
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#include <asm/arch/sys_proto.h>
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#include <i2c.h>
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DECLARE_GLOBAL_DATA_PTR;
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#define WEAK_PULLUP (PAD_CTL_PUS_47K_UP | \
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PAD_CTL_SPEED_LOW | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
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PAD_CTL_SRE_SLOW)
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#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
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PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
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PAD_CTL_SRE_FAST | PAD_CTL_HYS)
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#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
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PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
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PAD_CTL_SRE_FAST | PAD_CTL_HYS)
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#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
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PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
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#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
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PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
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PAD_CTL_ODE | PAD_CTL_SRE_FAST)
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#define I2C_PAD MUX_PAD_CTRL(I2C_PAD_CTRL)
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#ifdef CONFIG_SYS_I2C
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/* I2C1, SGTL5000 */
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static struct i2c_pads_info i2c_pad_info0 = {
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.scl = {
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.i2c_mode = MX6_PAD_CSI0_DAT9__I2C1_SCL | I2C_PAD,
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.gpio_mode = MX6_PAD_CSI0_DAT9__GPIO5_IO27 | I2C_PAD,
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.gp = IMX_GPIO_NR(5, 27)
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},
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.sda = {
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.i2c_mode = MX6_PAD_CSI0_DAT8__I2C1_SDA | I2C_PAD,
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.gpio_mode = MX6_PAD_CSI0_DAT8__GPIO5_IO26 | I2C_PAD,
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.gp = IMX_GPIO_NR(5, 26)
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}
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};
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/* I2C2 HDMI */
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static struct i2c_pads_info i2c_pad_info1 = {
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.scl = {
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.i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | I2C_PAD,
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.gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | I2C_PAD,
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.gp = IMX_GPIO_NR(4, 12)
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},
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.sda = {
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.i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | I2C_PAD,
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.gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | I2C_PAD,
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.gp = IMX_GPIO_NR(4, 13)
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}
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};
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/* I2C3, CON11, DS1307, PCIe_SMB */
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static struct i2c_pads_info i2c_pad_info2 = {
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.scl = {
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.i2c_mode = MX6_PAD_GPIO_3__I2C3_SCL | I2C_PAD,
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.gpio_mode = MX6_PAD_GPIO_3__GPIO1_IO03 | I2C_PAD,
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.gp = IMX_GPIO_NR(1, 3)
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},
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.sda = {
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.i2c_mode = MX6_PAD_GPIO_6__I2C3_SDA | I2C_PAD,
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.gpio_mode = MX6_PAD_GPIO_6__GPIO1_IO06 | I2C_PAD,
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.gp = IMX_GPIO_NR(1, 6)
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}
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};
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#endif /* CONFIG_SYS_I2C */
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static iomux_v3_cfg_t const uart1_pads[] = {
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MX6_PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
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MX6_PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
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};
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static iomux_v3_cfg_t const uart2_pads[] = {
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MX6_PAD_EIM_D26__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
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MX6_PAD_EIM_D27__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
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};
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static iomux_v3_cfg_t const enet_pads[] = {
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MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
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MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
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/* AR8035 PHY Reset */
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MX6_PAD_ENET_CRS_DV__GPIO1_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL),
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};
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static iomux_v3_cfg_t const pcie_pads[] = {
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/* W_DISABLE# */
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MX6_PAD_KEY_COL4__GPIO4_IO14 | MUX_PAD_CTRL(WEAK_PULLUP),
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/* PERST# */
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MX6_PAD_GPIO_17__GPIO7_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL),
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};
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int dram_init(void)
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{
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gd->ram_size = 2048ul * 1024 * 1024;
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return 0;
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}
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static void setup_iomux_enet(void)
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{
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imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads));
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/* Reset AR8035 PHY */
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gpio_direction_output(IMX_GPIO_NR(1, 25) , 0);
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udelay(500);
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gpio_set_value(IMX_GPIO_NR(1, 25), 1);
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}
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static void setup_pcie(void)
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{
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imx_iomux_v3_setup_multiple_pads(pcie_pads, ARRAY_SIZE(pcie_pads));
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}
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static void setup_iomux_uart(void)
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{
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imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
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imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads));
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}
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#ifdef CONFIG_FSL_ESDHC
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static iomux_v3_cfg_t const usdhc2_pads[] = {
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MX6_PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_NANDF_D2__GPIO2_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */
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};
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static iomux_v3_cfg_t const usdhc3_pads[] = {
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MX6_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_NANDF_D0__GPIO2_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */
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};
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static iomux_v3_cfg_t const usdhc4_pads[] = {
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MX6_PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_DAT4__SD4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_DAT5__SD4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_DAT6__SD4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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MX6_PAD_SD4_DAT7__SD4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
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};
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static struct fsl_esdhc_cfg usdhc_cfg[3] = {
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{USDHC2_BASE_ADDR},
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{USDHC3_BASE_ADDR},
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{USDHC4_BASE_ADDR},
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};
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#define USDHC2_CD_GPIO IMX_GPIO_NR(2, 2)
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#define USDHC3_CD_GPIO IMX_GPIO_NR(2, 0)
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int board_mmc_getcd(struct mmc *mmc)
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{
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struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
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int ret = 0;
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switch (cfg->esdhc_base) {
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case USDHC2_BASE_ADDR:
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ret = !gpio_get_value(USDHC2_CD_GPIO);
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break;
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case USDHC3_BASE_ADDR:
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ret = !gpio_get_value(USDHC3_CD_GPIO);
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||||
break;
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case USDHC4_BASE_ADDR:
|
||||
ret = 1; /* eMMC/uSDHC4 is always present */
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break;
|
||||
}
|
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return ret;
|
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}
|
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|
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int board_mmc_init(bd_t *bis)
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{
|
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/*
|
||||
* (U-Boot device node) (Physical Port)
|
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* mmc0 SD2
|
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* mmc1 SD3
|
||||
* mmc2 eMMC
|
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*/
|
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int i, ret;
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for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) {
|
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switch (i) {
|
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case 0:
|
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imx_iomux_v3_setup_multiple_pads(
|
||||
usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
|
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gpio_direction_input(USDHC2_CD_GPIO);
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usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
|
||||
break;
|
||||
case 1:
|
||||
imx_iomux_v3_setup_multiple_pads(
|
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usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
|
||||
gpio_direction_input(USDHC3_CD_GPIO);
|
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usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
|
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break;
|
||||
case 2:
|
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imx_iomux_v3_setup_multiple_pads(
|
||||
usdhc4_pads, ARRAY_SIZE(usdhc4_pads));
|
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usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK);
|
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break;
|
||||
default:
|
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printf("Warning: you configured more USDHC controllers"
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"(%d) then supported by the board (%d)\n",
|
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i + 1, CONFIG_SYS_FSL_USDHC_NUM);
|
||||
return -EINVAL;
|
||||
}
|
||||
ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
|
||||
if (ret)
|
||||
return ret;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* set environment device to boot device when booting from SD */
|
||||
int board_mmc_get_env_dev(int devno)
|
||||
{
|
||||
return devno - 1;
|
||||
}
|
||||
|
||||
int board_mmc_get_env_part(int devno)
|
||||
{
|
||||
return (devno == 3) ? 1 : 0; /* part 0 for SD2 / SD3, part 1 for eMMC */
|
||||
}
|
||||
#endif /* CONFIG_FSL_ESDHC */
|
||||
|
||||
#ifdef CONFIG_VIDEO_IPUV3
|
||||
static void do_enable_hdmi(struct display_info_t const *dev)
|
||||
{
|
||||
imx_enable_hdmi_phy();
|
||||
}
|
||||
|
||||
struct display_info_t const displays[] = {{
|
||||
.bus = -1,
|
||||
.addr = 0,
|
||||
.pixfmt = IPU_PIX_FMT_RGB24,
|
||||
.detect = detect_hdmi,
|
||||
.enable = do_enable_hdmi,
|
||||
.mode = {
|
||||
.name = "HDMI",
|
||||
/* 1024x768@60Hz (VESA)*/
|
||||
.refresh = 60,
|
||||
.xres = 1024,
|
||||
.yres = 768,
|
||||
.pixclock = 15384,
|
||||
.left_margin = 160,
|
||||
.right_margin = 24,
|
||||
.upper_margin = 29,
|
||||
.lower_margin = 3,
|
||||
.hsync_len = 136,
|
||||
.vsync_len = 6,
|
||||
.sync = FB_SYNC_EXT,
|
||||
.vmode = FB_VMODE_NONINTERLACED
|
||||
} } };
|
||||
size_t display_count = ARRAY_SIZE(displays);
|
||||
|
||||
static void setup_display(void)
|
||||
{
|
||||
struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
|
||||
int reg;
|
||||
s32 timeout = 100000;
|
||||
|
||||
enable_ipu_clock();
|
||||
imx_setup_hdmi();
|
||||
|
||||
/* set video pll to 455MHz (24MHz * (37+11/12) / 2) */
|
||||
reg = readl(&ccm->analog_pll_video);
|
||||
reg |= BM_ANADIG_PLL_VIDEO_POWERDOWN;
|
||||
writel(reg, &ccm->analog_pll_video);
|
||||
|
||||
reg &= ~BM_ANADIG_PLL_VIDEO_DIV_SELECT;
|
||||
reg |= BF_ANADIG_PLL_VIDEO_DIV_SELECT(37);
|
||||
reg &= ~BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT;
|
||||
reg |= BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(1);
|
||||
writel(reg, &ccm->analog_pll_video);
|
||||
|
||||
writel(BF_ANADIG_PLL_VIDEO_NUM_A(11), &ccm->analog_pll_video_num);
|
||||
writel(BF_ANADIG_PLL_VIDEO_DENOM_B(12), &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);
|
||||
|
||||
/* gate ipu1_di0_clk */
|
||||
reg = readl(&ccm->CCGR3);
|
||||
reg &= ~MXC_CCM_CCGR3_LDB_DI0_MASK;
|
||||
writel(reg, &ccm->CCGR3);
|
||||
|
||||
/* select video_pll clock / 7 for ipu1_di0_clk -> 65MHz pixclock */
|
||||
reg = readl(&ccm->chsccdr);
|
||||
reg &= ~(MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_MASK |
|
||||
MXC_CCM_CHSCCDR_IPU1_DI0_PODF_MASK |
|
||||
MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK);
|
||||
reg |= (2 << MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_OFFSET) |
|
||||
(6 << MXC_CCM_CHSCCDR_IPU1_DI0_PODF_OFFSET) |
|
||||
(0 << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
|
||||
writel(reg, &ccm->chsccdr);
|
||||
|
||||
/* enable ipu1_di0_clk */
|
||||
reg = readl(&ccm->CCGR3);
|
||||
reg |= MXC_CCM_CCGR3_LDB_DI0_MASK;
|
||||
writel(reg, &ccm->CCGR3);
|
||||
}
|
||||
#endif /* CONFIG_VIDEO_IPUV3 */
|
||||
|
||||
int board_eth_init(bd_t *bis)
|
||||
{
|
||||
setup_iomux_enet();
|
||||
setup_pcie();
|
||||
return cpu_eth_init(bis);
|
||||
}
|
||||
|
||||
int board_early_init_f(void)
|
||||
{
|
||||
setup_iomux_uart();
|
||||
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)},
|
||||
/* 8 bit bus width */
|
||||
{"emmc", MAKE_CFGVAL(0x60, 0x58, 0x00, 0x00)},
|
||||
{NULL, 0},
|
||||
};
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_USB_EHCI_MX6
|
||||
static iomux_v3_cfg_t const usb_otg_pads[] = {
|
||||
MX6_PAD_ENET_RX_ER__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL),
|
||||
};
|
||||
#endif
|
||||
|
||||
int board_init(void)
|
||||
{
|
||||
/* address of boot parameters */
|
||||
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
|
||||
|
||||
#ifdef CONFIG_VIDEO_IPUV3
|
||||
setup_display();
|
||||
#endif
|
||||
#ifdef CONFIG_SYS_I2C
|
||||
setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info0);
|
||||
setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
|
||||
setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2);
|
||||
#endif
|
||||
#ifdef CONFIG_DWC_AHSATA
|
||||
setup_sata();
|
||||
#endif
|
||||
#ifdef CONFIG_CMD_BMODE
|
||||
add_board_boot_modes(board_boot_modes);
|
||||
#endif
|
||||
#ifdef CONFIG_USB_EHCI_MX6
|
||||
imx_iomux_v3_setup_multiple_pads(
|
||||
usb_otg_pads, ARRAY_SIZE(usb_otg_pads));
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
int checkboard(void)
|
||||
{
|
||||
puts("Board: TBS2910 Matrix ARM mini PC\n");
|
||||
return 0;
|
||||
}
|
||||
Reference in New Issue
Block a user