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Diffstat (limited to 'board/ea/mx7ulp_com/mx7ulp_com.c')
-rw-r--r--board/ea/mx7ulp_com/mx7ulp_com.c48
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;
+}