diff options
Diffstat (limited to 'board/ea/mx7ulp_com/mx7ulp_com.c')
-rw-r--r-- | board/ea/mx7ulp_com/mx7ulp_com.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/board/ea/mx7ulp_com/mx7ulp_com.c b/board/ea/mx7ulp_com/mx7ulp_com.c new file mode 100644 index 0000000000..6fc1631bf7 --- /dev/null +++ b/board/ea/mx7ulp_com/mx7ulp_com.c @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/sys_proto.h> +#include <asm/arch/mx7ulp-pins.h> +#include <asm/arch/iomux.h> +#include <asm/gpio.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_PUS_UP) + +int dram_init(void) +{ + gd->ram_size = imx_ddr_size(); + + return 0; +} + +static iomux_cfg_t const lpuart4_pads[] = { + MX7ULP_PAD_PTC3__LPUART4_RX | MUX_PAD_CTRL(UART_PAD_CTRL), + MX7ULP_PAD_PTC2__LPUART4_TX | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +static void setup_iomux_uart(void) +{ + mx7ulp_iomux_setup_multiple_pads(lpuart4_pads, + ARRAY_SIZE(lpuart4_pads)); +} + +int board_early_init_f(void) +{ + setup_iomux_uart(); + + return 0; +} + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + return 0; +} |