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-rw-r--r--package/uboot-xburst/files/board/n516/n516.c126
1 files changed, 126 insertions, 0 deletions
diff --git a/package/uboot-xburst/files/board/n516/n516.c b/package/uboot-xburst/files/board/n516/n516.c
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+++ b/package/uboot-xburst/files/board/n516/n516.c
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+/*
+ * (C) Copyright 2006
+ * Ingenic Semiconductor, <jlwei@ingenic.cn>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/mipsregs.h>
+#include <asm/jz4740.h>
+#include <asm/addrspace.h>
+#include <asm/cacheops.h>
+
+void _machine_restart(void)
+{
+ __wdt_select_extalclk();
+ __wdt_select_clk_div64();
+ __wdt_set_data(100);
+ __wdt_set_count(0);
+ __tcu_start_wdt_clock();
+ __wdt_start();
+ while(1);
+
+}
+
+static void gpio_init(void)
+{
+
+ REG_GPIO_PXPES(0) = 0xffffffff;
+ REG_GPIO_PXPES(1) = 0xffffffff;
+ REG_GPIO_PXPES(2) = 0xffffffff;
+ REG_GPIO_PXPES(3) = 0xffffffff;
+
+ /*
+ * Initialize NAND Flash Pins
+ */
+ __gpio_as_nand();
+
+ /*
+ * Initialize SDRAM pins
+ */
+ __gpio_as_sdram_32bit();
+
+ /*
+ * Initialize UART0 pins
+ */
+ __gpio_as_uart0();
+
+ /*
+ * Initialize MSC pins
+ */
+ __gpio_as_msc();
+
+ /*
+ * Initialize LCD pins
+ */
+ __gpio_as_lcd_16bit();
+
+ /*
+ * Initialize Other pins
+ */
+ __gpio_as_output(GPIO_SD_VCC_EN_N);
+ __gpio_clear_pin(GPIO_SD_VCC_EN_N);
+
+ __gpio_as_input(GPIO_SD_CD_N);
+ __gpio_disable_pull(GPIO_SD_CD_N);
+
+ __gpio_as_output(GPIO_DISP_OFF_N);
+
+ __gpio_as_output(GPIO_LED_EN);
+ __gpio_set_pin(GPIO_LED_EN);
+
+ __gpio_as_input(127);
+}
+
+static void cpm_init(void)
+{
+ __cpm_stop_ipu();
+ __cpm_stop_cim();
+ __cpm_stop_i2c();
+ __cpm_stop_ssi();
+ __cpm_stop_uart1();
+ __cpm_stop_sadc();
+ __cpm_stop_uhc();
+ __cpm_stop_udc();
+ __cpm_stop_aic1();
+ __cpm_stop_aic2();
+ __cpm_suspend_udcphy();
+ __cpm_suspend_usbphy();
+}
+
+//----------------------------------------------------------------------
+// board early init routine
+
+void board_early_init(void)
+{
+ gpio_init();
+ cpm_init();
+}
+
+//----------------------------------------------------------------------
+// U-Boot common routines
+
+int checkboard (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ printf("Board: Hanvon n516 e-book (CPU Speed %d MHz)\n",
+ gd->cpu_clk/1000000);
+
+ return 0; /* success */
+}