+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
- *
- * SPDX-License-Identifier: GPL-2.0+
+ * (C) Copyright 2013 - 2018 Xilinx, Inc.
*/
#include <common.h>
+#include <dm/uclass.h>
#include <fdtdec.h>
#include <fpga.h>
#include <mmc.h>
+#include <wdt.h>
#include <zynqpl.h>
#include <asm/arch/hardware.h>
#include <asm/arch/sys_proto.h>
+#include <asm/arch/ps7_init_gpl.h>
DECLARE_GLOBAL_DATA_PTR;
-#if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
- (defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
-static xilinx_desc fpga;
-
-/* It can be done differently */
-static xilinx_desc fpga007s = XILINX_XC7Z007S_DESC(0x7);
-static xilinx_desc fpga010 = XILINX_XC7Z010_DESC(0x10);
-static xilinx_desc fpga012s = XILINX_XC7Z012S_DESC(0x12);
-static xilinx_desc fpga014s = XILINX_XC7Z014S_DESC(0x14);
-static xilinx_desc fpga015 = XILINX_XC7Z015_DESC(0x15);
-static xilinx_desc fpga020 = XILINX_XC7Z020_DESC(0x20);
-static xilinx_desc fpga030 = XILINX_XC7Z030_DESC(0x30);
-static xilinx_desc fpga035 = XILINX_XC7Z035_DESC(0x35);
-static xilinx_desc fpga045 = XILINX_XC7Z045_DESC(0x45);
-static xilinx_desc fpga100 = XILINX_XC7Z100_DESC(0x100);
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_WDT)
+static struct udevice *watchdog_dev;
#endif
-int board_init(void)
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_BOARD_EARLY_INIT_F)
+int board_early_init_f(void)
{
-#if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
- (defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
- u32 idcode;
-
- idcode = zynq_slcr_get_idcode();
+# if defined(CONFIG_WDT)
+ /* bss is not cleared at time when watchdog_reset() is called */
+ watchdog_dev = NULL;
+# endif
- switch (idcode) {
- case XILINX_ZYNQ_7007S:
- fpga = fpga007s;
- break;
- case XILINX_ZYNQ_7010:
- fpga = fpga010;
- break;
- case XILINX_ZYNQ_7012S:
- fpga = fpga012s;
- break;
- case XILINX_ZYNQ_7014S:
- fpga = fpga014s;
- break;
- case XILINX_ZYNQ_7015:
- fpga = fpga015;
- break;
- case XILINX_ZYNQ_7020:
- fpga = fpga020;
- break;
- case XILINX_ZYNQ_7030:
- fpga = fpga030;
- break;
- case XILINX_ZYNQ_7035:
- fpga = fpga035;
- break;
- case XILINX_ZYNQ_7045:
- fpga = fpga045;
- break;
- case XILINX_ZYNQ_7100:
- fpga = fpga100;
- break;
- }
+ return 0;
+}
#endif
-#if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
- (defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
- fpga_init();
- fpga_add(fpga_xilinx, &fpga);
-#endif
+int board_init(void)
+{
+#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;
}
int board_late_init(void)
{
switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
+ case ZYNQ_BM_QSPI:
+ env_set("modeboot", "qspiboot");
+ break;
+ case ZYNQ_BM_NAND:
+ env_set("modeboot", "nandboot");
+ break;
case ZYNQ_BM_NOR:
- setenv("modeboot", "norboot");
+ env_set("modeboot", "norboot");
break;
case ZYNQ_BM_SD:
- setenv("modeboot", "sdboot");
+ env_set("modeboot", "sdboot");
break;
case ZYNQ_BM_JTAG:
- setenv("modeboot", "jtagboot");
+ env_set("modeboot", "jtagboot");
break;
default:
- setenv("modeboot", "");
+ env_set("modeboot", "");
break;
}
#ifdef CONFIG_DISPLAY_BOARDINFO
int checkboard(void)
{
+ u32 version = zynq_get_silicon_version();
+
+ version <<= 1;
+ if (version > (PCW_SILICON_VERSION_3 << 1))
+ version += 1;
+
puts("Board: Xilinx Zynq\n");
+ printf("Silicon: v%d.%d\n", version >> 1, version & 1);
+
return 0;
}
#endif
}
#if !defined(CONFIG_SYS_SDRAM_BASE) && !defined(CONFIG_SYS_SDRAM_SIZE)
-void dram_init_banksize(void)
+int dram_init_banksize(void)
{
- fdtdec_setup_memory_banksize();
+ return fdtdec_setup_memory_banksize();
}
int dram_init(void)
#else
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);
zynq_ddrc_init();
return 0;
}
#endif
+
+#if defined(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