[U-Boot] [PATCH 1/2] imx: board: Add support for the K+P's kp_imx6q_tpc board

This commit provides support for Kieback & Peter GmbH IMX6Q based TPC board.

Signed-off-by: Lukasz Majewski lukma@denx.de

---

arch/arm/mach-imx/mx6/Kconfig | 11 ++ board/k+p/kp_imx6q_tpc/Kconfig | 12 ++ board/k+p/kp_imx6q_tpc/MAINTAINERS | 6 + board/k+p/kp_imx6q_tpc/Makefile | 11 ++ board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c | 302 ++++++++++++++++++++++++++++++ board/k+p/kp_imx6q_tpc/kp_imx6q_tpc_spl.c | 283 ++++++++++++++++++++++++++++ configs/kp_imx6q_tpc_defconfig | 48 +++++ include/configs/kp_imx6q_tpc.h | 133 +++++++++++++ 8 files changed, 806 insertions(+) create mode 100644 board/k+p/kp_imx6q_tpc/Kconfig create mode 100644 board/k+p/kp_imx6q_tpc/MAINTAINERS create mode 100644 board/k+p/kp_imx6q_tpc/Makefile create mode 100644 board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c create mode 100644 board/k+p/kp_imx6q_tpc/kp_imx6q_tpc_spl.c create mode 100644 configs/kp_imx6q_tpc_defconfig create mode 100644 include/configs/kp_imx6q_tpc.h

diff --git a/arch/arm/mach-imx/mx6/Kconfig b/arch/arm/mach-imx/mx6/Kconfig index 2f3e52d624..8b0e3e78bf 100644 --- a/arch/arm/mach-imx/mx6/Kconfig +++ b/arch/arm/mach-imx/mx6/Kconfig @@ -388,6 +388,16 @@ config TARGET_TBS2910 config TARGET_TITANIUM bool "titanium"

+config TARGET_KP_IMX6Q_TPC + bool "K+P KP_IMX6Q_TPC i.MX6 Quad" + select MX6QDL + select BOARD_LATE_INIT + select BOARD_EARLY_INIT_F + select SUPPORT_SPL + select DM + select DM_THERMAL + imply CMD_SPL + config TARGET_TQMA6 bool "TQ Systems TQMa6 board" select BOARD_LATE_INIT @@ -494,6 +504,7 @@ source "board/tbs/tbs2910/Kconfig" source "board/tqc/tqma6/Kconfig" source "board/toradex/apalis_imx6/Kconfig" source "board/toradex/colibri_imx6/Kconfig" +source "board/k+p/kp_imx6q_tpc/Kconfig" source "board/udoo/Kconfig" source "board/udoo/neo/Kconfig" source "board/wandboard/Kconfig" diff --git a/board/k+p/kp_imx6q_tpc/Kconfig b/board/k+p/kp_imx6q_tpc/Kconfig new file mode 100644 index 0000000000..62e34978ec --- /dev/null +++ b/board/k+p/kp_imx6q_tpc/Kconfig @@ -0,0 +1,12 @@ +if TARGET_KP_IMX6Q_TPC + +config SYS_BOARD + default "kp_imx6q_tpc" + +config SYS_VENDOR + default "k+p" + +config SYS_CONFIG_NAME + default "kp_imx6q_tpc" + +endif diff --git a/board/k+p/kp_imx6q_tpc/MAINTAINERS b/board/k+p/kp_imx6q_tpc/MAINTAINERS new file mode 100644 index 0000000000..6c4c8dd28e --- /dev/null +++ b/board/k+p/kp_imx6q_tpc/MAINTAINERS @@ -0,0 +1,6 @@ +KP_IMX6Q_TPC BOARD +M: Lukasz Majewski lukma@denx.de +S: Maintained +F: board/k+p/kp_imx6q_tpc/ +F: include/configs/kp_imx6q_tpc.h +F: configs/kp_imx6q_tpc_defconfig diff --git a/board/k+p/kp_imx6q_tpc/Makefile b/board/k+p/kp_imx6q_tpc/Makefile new file mode 100644 index 0000000000..51cbd3e843 --- /dev/null +++ b/board/k+p/kp_imx6q_tpc/Makefile @@ -0,0 +1,11 @@ +# +# Copyright (C) 2018 Lukasz Majewski lukma@denx.de +# +# SPDX-License-Identifier: GPL-2.0+ +# + +ifdef CONFIG_SPL_BUILD +obj-y := kp_imx6q_tpc_spl.o +else +obj-y := kp_imx6q_tpc.o +endif diff --git a/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c b/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c new file mode 100644 index 0000000000..9a5b88029f --- /dev/null +++ b/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc.c @@ -0,0 +1,302 @@ +/* + * K+P iMX6Q KP_IMX6Q_TPC board configuration + * + * Copyright (C) 2018 Lukasz Majewski lukma@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/clock.h> +#include <asm/arch/crm_regs.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux.h> +#include <asm/arch/mx6-pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/gpio.h> +#include <asm/io.h> +#include <asm/mach-imx/boot_mode.h> +#include <asm/mach-imx/iomux-v3.h> +#include <asm/mach-imx/mxc_i2c.h> +#include <errno.h> +#include <fsl_esdhc.h> +#include <fuse.h> +#include <i2c.h> +#include <miiphy.h> +#include <mmc.h> +#include <net.h> +#include <netdev.h> +#include <usb.h> +#include <usb/ehci-ci.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define ENET_PAD_CTRL \ + (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_HYS) + +#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 PC MUX_PAD_CTRL(I2C_PAD_CTRL) + +static struct i2c_pads_info kp_imx6q_tpc_i2c_pad_info0 = { + .scl = { + .i2c_mode = MX6Q_PAD_CSI0_DAT9__I2C1_SCL | PC, + .gpio_mode = MX6Q_PAD_CSI0_DAT9__GPIO5_IO27 | PC, + .gp = IMX_GPIO_NR(5, 27) + }, + .sda = { + .i2c_mode = MX6Q_PAD_CSI0_DAT8__I2C1_SDA | PC, + .gpio_mode = MX6Q_PAD_CSI0_DAT8__GPIO5_IO26 | PC, + .gp = IMX_GPIO_NR(5, 26) + } +}; + +static struct i2c_pads_info kp_imx6q_tpc_i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | PC, + .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | PC, + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC, + .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | PC, + .gp = IMX_GPIO_NR(4, 13) + } +}; + +int dram_init(void) +{ + gd->ram_size = imx_ddr_size(); + return 0; +} + +/* + * Do not overwrite the console + * Use always serial for U-Boot console + */ +int overwrite_console(void) +{ + return 1; +} + +#ifdef CONFIG_FEC_MXC +static iomux_v3_cfg_t const enet_pads[] = { + IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | + MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | + MUX_PAD_CTRL(ENET_PAD_CTRL)), + /* AR8031 PHY Reset */ + IOMUX_PADS(PAD_ENET_CRS_DV__GPIO1_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +static void eth_phy_reset(void) +{ + /* Reset AR8031 PHY */ + gpio_direction_output(IMX_GPIO_NR(1, 25), 0); + mdelay(10); + gpio_set_value(IMX_GPIO_NR(1, 25), 1); + udelay(100); +} + +static int setup_fec_clock(void) +{ + struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; + + /* set gpr1[21] to select anatop clock */ + clrsetbits_le32(&iomuxc_regs->gpr[1], 0x1 << 21, 0x1 << 21); + + return enable_fec_anatop_clock(0, ENET_50MHZ); +} + +int board_eth_init(bd_t *bis) +{ + SETUP_IOMUX_PADS(enet_pads); + setup_fec_clock(); + eth_phy_reset(); + + return cpu_eth_init(bis); +} + +static int ar8031_phy_fixup(struct phy_device *phydev) +{ + unsigned short val; + + /* To enable AR8031 output a 125MHz clk from CLK_25M */ + phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7); + phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016); + phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007); + + val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe); + val &= 0xffe3; + val |= 0x18; + phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val); + + /* introduce tx clock delay */ + phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5); + val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e); + val |= 0x0100; + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val); + + return 0; +} + +int board_phy_config(struct phy_device *phydev) +{ + ar8031_phy_fixup(phydev); + + if (phydev->drv->config) + phydev->drv->config(phydev); + + return 0; +} +#endif + +#ifdef CONFIG_FSL_ESDHC + +#define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) +static struct fsl_esdhc_cfg usdhc_cfg[] = { + { USDHC2_BASE_ADDR }, + { USDHC4_BASE_ADDR }, +}; + +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + + switch (cfg->esdhc_base) { + case USDHC2_BASE_ADDR: + return !gpio_get_value(USDHC2_CD_GPIO); + case USDHC4_BASE_ADDR: + return 1; /* eMMC/uSDHC4 is always present */ + } + + return 0; +} + +int board_mmc_init(bd_t *bis) +{ + int i, ret; + + /* + * According to the board_mmc_init() the following map is done: + * (U-Boot device node) (Physical Port) + * mmc0 micro SD + * mmc2 eMMC + */ + gpio_direction_input(USDHC2_CD_GPIO); + + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); + + for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { + ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); + if (ret) + return ret; + } + + return 0; +} +#endif + +#ifdef CONFIG_USB_EHCI_MX6 +static void setup_usb(void) +{ + /* + * Set daisy chain for otg_pin_id on MX6Q. + * For MX6DL, this bit is reserved. + */ + imx_iomux_set_gpr_register(1, 13, 1, 0); +} + +int board_usb_phy_mode(int port) +{ + if (port == 1) + return USB_INIT_HOST; + else + return USB_INIT_DEVICE; +} + +int board_ehci_power(int port, int on) +{ + switch (port) { + case 0: + break; + case 1: + gpio_direction_output(IMX_GPIO_NR(3, 31), !!on); + break; + default: + printf("MXC USB port %d not yet supported\n", port); + return -EINVAL; + } + + return 0; +} +#endif + +int board_early_init_f(void) +{ +#ifdef CONFIG_USB_EHCI_MX6 + setup_usb(); +#endif + + return 0; +} + +int board_init(void) +{ + struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + /* Enable eim_slow clocks */ + setbits_le32(&mxc_ccm->CCGR6, 0x1 << MXC_CCM_CCGR6_EMI_SLOW_OFFSET); + + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &kp_imx6q_tpc_i2c_pad_info0); + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &kp_imx6q_tpc_i2c_pad_info1); + + 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)}, + /* 8 bit bus width */ + {"emmc", MAKE_CFGVAL(0x60, 0x58, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +int board_late_init(void) +{ +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + + env_set("boardname", "kp-tpc"); + env_set("boardsoc", "imx6q"); + return 0; +} + +int checkboard(void) +{ + puts("Board: K+P KP_IMX6Q_TPC i.MX6Q\n"); + return 0; +} diff --git a/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc_spl.c b/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc_spl.c new file mode 100644 index 0000000000..b5723b41c1 --- /dev/null +++ b/board/k+p/kp_imx6q_tpc/kp_imx6q_tpc_spl.c @@ -0,0 +1,283 @@ +/* + * K+P iMX6Q KP_IMX6Q_TPC board configuration + * + * Copyright (C) 2018 Lukasz Majewski lukma@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/clock.h> +#include <asm/arch/crm_regs.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/iomux.h> +#include <asm/arch/mx6-ddr.h> +#include <asm/arch/mx6-pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/gpio.h> +#include <asm/mach-imx/boot_mode.h> +#include <asm/mach-imx/iomux-v3.h> +#include <asm/mach-imx/mxc_i2c.h> +#include <asm/io.h> +#include <errno.h> +#include <fuse.h> +#include <fsl_esdhc.h> +#include <i2c.h> +#include <mmc.h> +#include <spl.h> + +#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) + +DECLARE_GLOBAL_DATA_PTR; + +static void ccgr_init(void) +{ + struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + + writel(0x00C03F3F, &ccm->CCGR0); + writel(0x0030FC03, &ccm->CCGR1); + writel(0x0FFFC000, &ccm->CCGR2); + writel(0x3FF00000, &ccm->CCGR3); + writel(0x00FFF300, &ccm->CCGR4); + writel(0x0F0000C3, &ccm->CCGR5); + writel(0x000003FF, &ccm->CCGR6); +} + +/* onboard microSD */ +static iomux_v3_cfg_t const usdhc2_pads[] = { + IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_CS3__GPIO6_IO16 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +/* eMMC */ +static iomux_v3_cfg_t const usdhc4_pads[] = { + IOMUX_PADS(PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT4__SD4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT5__SD4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT6__SD4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT7__SD4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), +}; + +/* SD */ +static void setup_iomux_sd(void) +{ + SETUP_IOMUX_PADS(usdhc2_pads); + SETUP_IOMUX_PADS(usdhc4_pads); +} + +/* UART */ +static iomux_v3_cfg_t const uart1_pads[] = { + IOMUX_PADS(PAD_SD3_DAT7__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT6__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), +}; + +static void setup_iomux_uart(void) +{ + SETUP_IOMUX_PADS(uart1_pads); +} + +/* USB */ +static iomux_v3_cfg_t const usb_pads[] = { + IOMUX_PADS(PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL)), +}; + +static void setup_iomux_usb(void) +{ + SETUP_IOMUX_PADS(usb_pads); +} + +/* + * This code has been extracted from mx6q_8x_mt41K256.cfg DCD + * NXP's BSP u-boot mx6q_8x_mt41K256.cfg rel_imx_4.1.15_2.1.0_ga + */ +static int mx6q_dcd_table[] = { + 0x020e0798, 0x000C0000, + 0x020e0758, 0x00000000, + 0x020e0588, 0x00000030, + 0x020e0594, 0x00000030, + 0x020e056c, 0x00000030, + 0x020e0578, 0x00000030, + 0x020e074c, 0x00000030, + 0x020e057c, 0x00000030, + 0x020e058c, 0x00000000, + 0x020e059c, 0x00000030, + 0x020e05a0, 0x00000030, + 0x020e078c, 0x00000030, + 0x020e0750, 0x00020000, + 0x020e05a8, 0x00000018, + 0x020e05b0, 0x00000018, + 0x020e0524, 0x00000018, + 0x020e051c, 0x00000018, + 0x020e0518, 0x00000018, + 0x020e050c, 0x00000018, + 0x020e05b8, 0x00000018, + 0x020e05c0, 0x00000018, + 0x020e0774, 0x00020000, + 0x020e0784, 0x00000018, + 0x020e0788, 0x00000018, + 0x020e0794, 0x00000018, + 0x020e079c, 0x00000018, + 0x020e07a0, 0x00000018, + 0x020e07a4, 0x00000018, + 0x020e07a8, 0x00000018, + 0x020e0748, 0x00000018, + 0x020e05ac, 0x00000018, + 0x020e05b4, 0x00000018, + 0x020e0528, 0x00000018, + 0x020e0520, 0x00000018, + 0x020e0514, 0x00000018, + 0x020e0510, 0x00000018, + 0x020e05bc, 0x00000018, + 0x020e05c4, 0x00000018, + 0x021b0800, 0xa1390003, + 0x021b080c, 0x001F001F, + 0x021b0810, 0x001F001F, + 0x021b480c, 0x001F001F, + 0x021b4810, 0x001F001F, + 0x021b083c, 0x43270338, + 0x021b0840, 0x03200314, + 0x021b483c, 0x431A032F, + 0x021b4840, 0x03200263, + 0x021b0848, 0x4B434748, + 0x021b4848, 0x4445404C, + 0x021b0850, 0x38444542, + 0x021b4850, 0x4935493A, + 0x021b081c, 0x33333333, + 0x021b0820, 0x33333333, + 0x021b0824, 0x33333333, + 0x021b0828, 0x33333333, + 0x021b481c, 0x33333333, + 0x021b4820, 0x33333333, + 0x021b4824, 0x33333333, + 0x021b4828, 0x33333333, + 0x021b08b8, 0x00000800, + 0x021b48b8, 0x00000800, + 0x021b0004, 0x00020036, + 0x021b0008, 0x09444040, + 0x021b000c, 0x8A8F7955, + 0x021b0010, 0xFF328F64, + 0x021b0014, 0x01FF00DB, + 0x021b0018, 0x00001740, + 0x021b001c, 0x00008000, + 0x021b002c, 0x000026d2, + 0x021b0030, 0x008F1023, + 0x021b0040, 0x00000047, + 0x021b0000, 0x841A0000, + 0x021b001c, 0x04088032, + 0x021b001c, 0x00008033, + 0x021b001c, 0x00048031, + 0x021b001c, 0x09408030, + 0x021b001c, 0x04008040, + 0x021b0020, 0x00005800, + 0x021b0818, 0x00011117, + 0x021b4818, 0x00011117, + 0x021b0004, 0x00025576, + 0x021b0404, 0x00011006, + 0x021b001c, 0x00000000, +}; + +static void ddr_init(int *table, int size) +{ + int i; + + for (i = 0; i < size / 2 ; i++) + writel(table[2 * i + 1], table[2 * i]); +} + +struct fsl_esdhc_cfg usdhc_cfg[] = { + {USDHC2_BASE_ADDR}, + {USDHC4_BASE_ADDR}, +}; + +#define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) +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 USDHC4_BASE_ADDR: + ret = 1; /* eMMC/uSDHC4 is always present */ + break; + } + + return ret; +} + +int board_mmc_init(bd_t *bd) +{ + struct src *psrc = (struct src *)SRC_BASE_ADDR; + unsigned int reg = readl(&psrc->sbmr1) >> 11; + /* + * Upon reading BOOT_CFG register the following map is done: + * Bit 11 and 12 of BOOT_CFG register can determine the current + * mmc port + * 0x1 SD1 + * 0x3 SD4 + */ + + switch (reg & 0x3) { + case 0x1: + SETUP_IOMUX_PADS(usdhc2_pads); + usdhc_cfg[0].esdhc_base = USDHC2_BASE_ADDR; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk; + break; + case 0x3: + SETUP_IOMUX_PADS(usdhc4_pads); + usdhc_cfg[0].esdhc_base = USDHC4_BASE_ADDR; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); + gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk; + break; + } + + return fsl_esdhc_initialize(bd, &usdhc_cfg[0]); +} + +void board_init_f(ulong dummy) +{ + /* Setup DDR3 from NXP's BSP DCD file */ + ddr_init(mx6q_dcd_table, ARRAY_SIZE(mx6q_dcd_table)); + + /* setup AIPS and disable watchdog */ + arch_cpu_init(); + + ccgr_init(); + gpr_init(); + + /* setup GP timer */ + timer_init(); + + setup_iomux_sd(); + setup_iomux_uart(); + setup_iomux_usb(); + + /* UART clocks enabled and gd valid - init serial console */ + preloader_console_init(); + + /* Clear the BSS. */ + memset(__bss_start, 0, __bss_end - __bss_start); + + /* load/boot image from boot device */ + board_init_r(NULL, 0); +} diff --git a/configs/kp_imx6q_tpc_defconfig b/configs/kp_imx6q_tpc_defconfig new file mode 100644 index 0000000000..081b9c8bd3 --- /dev/null +++ b/configs/kp_imx6q_tpc_defconfig @@ -0,0 +1,48 @@ +CONFIG_ARM=y +CONFIG_ARCH_MX6=y +CONFIG_SYS_TEXT_BASE=0x17800000 +CONFIG_SPL_GPIO_SUPPORT=y +CONFIG_SPL_LIBCOMMON_SUPPORT=y +CONFIG_SPL_LIBGENERIC_SUPPORT=y +CONFIG_MX6_DDRCAL=y +CONFIG_TARGET_KP_IMX6Q_TPC=y +CONFIG_SPL_MMC_SUPPORT=y +CONFIG_SPL_SERIAL_SUPPORT=y +CONFIG_SPL_WATCHDOG_SUPPORT=y +CONFIG_FIT=y +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg" +CONFIG_BOOTDELAY=3 +CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y +CONFIG_SPL=y +CONFIG_SPL_RAW_IMAGE_SUPPORT=y +CONFIG_HUSH_PARSER=y +CONFIG_AUTOBOOT_KEYED=y +CONFIG_AUTOBOOT_STOP_STR="." +CONFIG_CMD_BOOTZ=y +# CONFIG_CMD_BOOTEFI_HELLO_COMPILE is not set +# CONFIG_CMD_ELF is not set +# CONFIG_CMD_FLASH is not set +CONFIG_CMD_GPIO=y +CONFIG_CMD_I2C=y +CONFIG_CMD_MMC=y +CONFIG_CMD_PART=y +CONFIG_CMD_USB=y +CONFIG_CMD_DHCP=y +CONFIG_CMD_MII=y +CONFIG_CMD_PING=y +CONFIG_CMD_CACHE=y +CONFIG_CMD_TIME=y +CONFIG_CMD_EXT2=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_ENV_IS_IN_MMC=y +CONFIG_PHYLIB=y +CONFIG_PHY_ATHEROS=y +CONFIG_NETDEVICES=y +CONFIG_FEC_MXC=y +CONFIG_IMX_THERMAL=y +CONFIG_USB=y +CONFIG_USB_STORAGE=y +CONFIG_OF_LIBFDT=y diff --git a/include/configs/kp_imx6q_tpc.h b/include/configs/kp_imx6q_tpc.h new file mode 100644 index 0000000000..7f3d7127d4 --- /dev/null +++ b/include/configs/kp_imx6q_tpc.h @@ -0,0 +1,133 @@ +/* + * K+P iMX6Q KP_IMX6Q_TPC board configuration + * + * Copyright (C) 2018 Lukasz Majewski lukma@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __KP_IMX6Q_TPC_IMX6_CONFIG_H_ +#define __KP_IMX6Q_TPC_IMX6_CONFIG_H_ + +#include <asm/arch/imx-regs.h> + +#include <config_distro_defaults.h> +#include "mx6_common.h" + +/* SPL */ +#include "imx6_spl.h" /* common IMX6 SPL configuration */ + +/* Miscellaneous configurable options */ +#define CONFIG_SYS_LONGHELP +#define CONFIG_AUTO_COMPLETE +#define CONFIG_CMDLINE_EDITING + +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG +#define CONFIG_REVISION_TAG + +#define CONFIG_BOUNCE_BUFFER + +/* Size of malloc() pool */ +#define CONFIG_SYS_MALLOC_LEN (4 * SZ_1M) + +/* FEC ethernet */ +#define CONFIG_MII +#define IMX_FEC_BASE ENET_BASE_ADDR +#define CONFIG_FEC_XCV_TYPE RGMII +#define CONFIG_ETHPRIME "FEC" +#define CONFIG_FEC_MXC_PHYADDR 0 +#define CONFIG_ARP_TIMEOUT 200UL + +/* Fuses */ +#ifdef CONFIG_CMD_FUSE +#define CONFIG_MXC_OCOTP +#endif + +/* I2C Configs */ +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_MXC +#define CONFIG_SYS_I2C_MXC_I2C1 /* enable I2C bus 1 */ +#define CONFIG_SYS_I2C_MXC_I2C2 /* enable I2C bus 2 */ +#define CONFIG_SYS_I2C_SPEED 100000 + +/* MMC Configs */ +#define CONFIG_FSL_ESDHC +#define CONFIG_FSL_USDHC +#define CONFIG_SYS_FSL_ESDHC_ADDR 0 +#define CONFIG_SYS_FSL_USDHC_NUM 2 +#define CONFIG_SYS_MMC_ENV_DEV 1 /* 0 = SDHC2, 1 = SDHC4 (eMMC) */ + +/* UART */ +#define CONFIG_MXC_UART +#define CONFIG_MXC_UART_BASE UART1_BASE +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 + +/* USB Configs */ +#ifdef CONFIG_CMD_USB +#define CONFIG_EHCI_HCD_INIT_AFTER_RESET +#define CONFIG_USB_HOST_ETHER +#define CONFIG_USB_ETHER_ASIX +#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW) +#define CONFIG_MXC_USB_FLAGS 0 +#define CONFIG_USB_MAX_CONTROLLER_COUNT 2 /* Enabled USB controller number */ +#endif + +/* Watchdog */ +#define CONFIG_HW_WATCHDOG +#define CONFIG_IMX_WATCHDOG +#define CONFIG_WATCHDOG_TIMEOUT_MSECS 60000 + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_LOADADDR 0x12000000 +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR + +#ifndef CONFIG_SPL_BUILD +#define CONFIG_EXTRA_ENV_SETTINGS \ + "console=ttymxc0,115200\0" \ + "fdt_addr=0x18000000\0" \ + "fdt_high=0xffffffff\0" \ + "initrd_high=0xffffffff\0" \ + "kernel_addr_r=0x10008000\0" \ + "fdt_addr_r=0x13000000\0" \ + "ramdisk_addr_r=0x18000000\0" \ + "scriptaddr=0x14000000\0" \ + "kernel_file=fitImage\0"\ + BOOTENV + +#define CONFIG_BOOTCOMMAND "run distro_bootcmd" + +#define BOOT_TARGET_DEVICES(func) \ + func(MMC, mmc, 0) \ + func(MMC, mmc, 1) \ + func(USB, usb, 0) \ + func(DHCP, dhcp, na) + +#include <config_distro_bootcmd.h> +#endif + +/* Physical Memory Map */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR + +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM +#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR +#define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE + +#define CONFIG_SYS_INIT_SP_OFFSET \ + (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) + +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) + +/* Environment */ +#define CONFIG_ENV_SIZE (SZ_8K) +#define CONFIG_ENV_OFFSET 0x100000 +#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) +#define CONFIG_SYS_REDUNDAND_ENVIRONMENT + +#endif /* __KP_IMX6Q_TPC_IMX6_CONFIG_H_ */