+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2014 - 2015 Xilinx, Inc.
* Michal Simek <michal.simek@xilinx.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <ahci.h>
#include <scsi.h>
#include <malloc.h>
+#include <wdt.h>
#include <asm/arch/clk.h>
#include <asm/arch/hardware.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/psu_init_gpl.h>
#include <asm/io.h>
+#include <dm/uclass.h>
#include <usb.h>
#include <dwc3-uboot.h>
#include <zynqmppl.h>
DECLARE_GLOBAL_DATA_PTR;
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_WDT)
+static struct udevice *watchdog_dev;
+#endif
+
#if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_ZYNQMPPL) && \
!defined(CONFIG_SPL_BUILD)
static xilinx_desc zynqmppl = XILINX_ZYNQMP_DESC;
ret = psu_init();
#endif
+#if defined(CONFIG_WDT) && !defined(CONFIG_SPL_BUILD)
+ /* bss is not cleared at time when watchdog_reset() is called */
+ watchdog_dev = NULL;
+#endif
+
return ret;
}
}
#endif
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_WDT)
+ if (uclass_get_device(UCLASS_WDT, 0, &watchdog_dev)) {
+ puts("Watchdog: Not found!\n");
+ } else {
+ wdt_start(watchdog_dev, 0, 0);
+ puts("Watchdog: Started\n");
+ }
+#endif
+
return 0;
}
+#ifdef CONFIG_WATCHDOG
+/* Called by macro WATCHDOG_RESET */
+void watchdog_reset(void)
+{
+# if !defined(CONFIG_SPL_BUILD)
+ static ulong next_reset;
+ ulong now;
+
+ if (!watchdog_dev)
+ return;
+
+ now = timer_get_us();
+
+ /* Do not reset the watchdog too often */
+ if (now > next_reset) {
+ wdt_reset(watchdog_dev);
+ next_reset = now + 1000;
+ }
+# endif
+}
+#endif
+
int board_early_init_r(void)
{
u32 val;
#if !defined(CONFIG_SYS_SDRAM_BASE) && !defined(CONFIG_SYS_SDRAM_SIZE)
int dram_init_banksize(void)
{
- return fdtdec_setup_memory_banksize();
+ int ret;
+
+ ret = fdtdec_setup_memory_banksize();
+ if (ret)
+ return ret;
+
+ mem_map_fill();
+
+ return 0;
}
int dram_init(void)
return 0;
}
#else
+int dram_init_banksize(void)
+{
+#if defined(CONFIG_NR_DRAM_BANKS)
+ gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+ gd->bd->bi_dram[0].size = get_effective_memsize();
+#endif
+
+ mem_map_fill();
+
+ return 0;
+}
+
int dram_init(void)
{
- gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+ gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
+ CONFIG_SYS_SDRAM_SIZE);
return 0;
}