diff options
Diffstat (limited to 'arch/arm/boards/zii-imx7d-dev/board.c')
-rw-r--r-- | arch/arm/boards/zii-imx7d-dev/board.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm/boards/zii-imx7d-dev/board.c b/arch/arm/boards/zii-imx7d-dev/board.c new file mode 100644 index 0000000000..0a99976b7d --- /dev/null +++ b/arch/arm/boards/zii-imx7d-dev/board.c @@ -0,0 +1,49 @@ +// SPDX-License-Identifier: GPL-2.0+ + +/* + * Copyright (C) 2018 Zodiac Inflight Innovation + * Author: Andrey Smirnov <andrew.smirnov@gmail.com> + */ + +#include <common.h> +#include <init.h> +#include <io.h> +#include <gpio.h> +#include <mach/imx7-regs.h> +#include <mfd/imx7-iomuxc-gpr.h> +#include <environment.h> +#include <envfs.h> +#include <mach/bbu.h> + +static void zii_imx7d_rpu2_init_fec(void) +{ + void __iomem *gpr = IOMEM(MX7_IOMUXC_GPR_BASE_ADDR); + uint32_t gpr1; + + /* + * Make sure we do not drive ENETn_TX_CLK signal + */ + gpr1 = readl(gpr + IOMUXC_GPR1); + gpr1 &= ~(IMX7D_GPR1_ENET1_TX_CLK_SEL_MASK | + IMX7D_GPR1_ENET1_CLK_DIR_MASK | + IMX7D_GPR1_ENET2_TX_CLK_SEL_MASK | + IMX7D_GPR1_ENET2_CLK_DIR_MASK); + writel(gpr1, gpr + IOMUXC_GPR1); +} + +static int zii_imx7d_rpu2_coredevices_init(void) +{ + if (!of_machine_is_compatible("zii,imx7d-zii-rpu2")) + return 0; + + zii_imx7d_rpu2_init_fec(); + + imx7_bbu_internal_spi_i2c_register_handler("SPI", "/dev/m25p0.barebox", + BBU_HANDLER_FLAG_DEFAULT); + + imx7_bbu_internal_mmcboot_register_handler("eMMC", "/dev/mmc2", 0); + + return 0; +} +coredevice_initcall(zii_imx7d_rpu2_coredevices_init); + |