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Diffstat (limited to 'roms/u-boot/board/freescale/mx23evk/mx23evk.c')
-rw-r--r--roms/u-boot/board/freescale/mx23evk/mx23evk.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/mx23evk/mx23evk.c b/roms/u-boot/board/freescale/mx23evk/mx23evk.c
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+++ b/roms/u-boot/board/freescale/mx23evk/mx23evk.c
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+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Freescale MX23EVK board
+ *
+ * (C) Copyright 2013 O.S. Systems Software LTDA.
+ *
+ * Author: Otavio Salvador <otavio@ossystems.com.br>
+ *
+ * Based on m28evk.c:
+ * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
+ * on behalf of DENX Software Engineering GmbH
+ */
+
+#include <common.h>
+#include <init.h>
+#include <asm/global_data.h>
+#include <asm/gpio.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/iomux-mx23.h>
+#include <asm/arch/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * Functions
+ */
+int board_early_init_f(void)
+{
+ /* IO0 clock at 480MHz */
+ mxs_set_ioclk(MXC_IOCLK0, 480000);
+
+ /* SSP0 clock at 96MHz */
+ mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
+
+ /* Power on LCD */
+ gpio_direction_output(MX23_PAD_LCD_RESET__GPIO_1_18, 1);
+
+ /* Set contrast to maximum */
+ gpio_direction_output(MX23_PAD_PWM2__GPIO_1_28, 1);
+
+ return 0;
+}
+
+int dram_init(void)
+{
+ return mxs_dram_init();
+}
+
+int board_init(void)
+{
+ /* Adress of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+ return 0;
+}