board.c for elphel393

u-boot-tree/board/elphel/elphel393/board.c

+/*
+ * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 <asm/io.h>
+#include <netdev.h>
+#include <zynqpl.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* Bootmode setting values */
+#define BOOT_MODES_MASK		0x0000000F
+#define QSPI_MODE		0x00000001
+#define NOR_FLASH_MODE		0x00000002
+#define NAND_FLASH_MODE		0x00000004
+#define SD_MODE			0x00000005
+#define JTAG_MODE		0x00000000
+
+#ifdef CONFIG_FPGA
+Xilinx_desc fpga;
+
+/* It can be done differently */
+Xilinx_desc fpga010 = XILINX_XC7Z010_DESC(0x10);
+Xilinx_desc fpga020 = XILINX_XC7Z020_DESC(0x20);
+Xilinx_desc fpga030 = XILINX_XC7Z030_DESC(0x30);
+Xilinx_desc fpga045 = XILINX_XC7Z045_DESC(0x45);
+Xilinx_desc fpga100 = XILINX_XC7Z100_DESC(0x100);
+#endif
+
+int board_init(void)
+{
+#ifdef CONFIG_FPGA
+	u32 idcode;
+
+	idcode = zynq_slcr_get_idcode();
+
+	switch (idcode) {
+	case XILINX_ZYNQ_7010:
+		fpga = fpga010;
+		break;
+	case XILINX_ZYNQ_7020:
+		fpga = fpga020;
+		break;
+	case XILINX_ZYNQ_7030:
+		fpga = fpga030;
+		break;
+	case XILINX_ZYNQ_7045:
+		fpga = fpga045;
+		break;
+	case XILINX_ZYNQ_7100:
+		fpga = fpga100;
+		break;
+	}
+#endif
+
+	/* temporary hack to clear pending irqs before Linux as it
+	 * will hang Linux
+	 */
+	writel(0x26d, 0xe0001014);
+
+#ifdef CONFIG_FPGA
+	fpga_init();
+	fpga_add(fpga_xilinx, &fpga);
+#endif
+	return 0;
+}
+
+int board_late_init(void)
+{
+	switch ((zynq_slcr_get_boot_mode()) & BOOT_MODES_MASK) {
+	case QSPI_MODE:
+		setenv("modeboot", "qspiboot");
+		break;
+	case NAND_FLASH_MODE:
+		setenv("modeboot", "nandboot");
+		break;
+	case NOR_FLASH_MODE:
+		setenv("modeboot", "norboot");
+		break;
+	case SD_MODE:
+		setenv("modeboot", "sdboot");
+		break;
+	case JTAG_MODE:
+		setenv("modeboot", "jtagboot");
+		break;
+	default:
+		setenv("modeboot", "");
+		break;
+	}
+
+	return 0;
+}
+
+#ifdef CONFIG_CMD_NET
+int board_eth_init(bd_t *bis)
+{
+	u32 ret = 0;
+
+#ifdef CONFIG_XILINX_AXIEMAC
+	ret |= xilinx_axiemac_initialize(bis, XILINX_AXIEMAC_BASEADDR,
+						XILINX_AXIDMA_BASEADDR);
+#endif
+#ifdef CONFIG_XILINX_EMACLITE
+	u32 txpp = 0;
+	u32 rxpp = 0;
+# ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
+	txpp = 1;
+# endif
+# ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
+	rxpp = 1;
+# endif
+	ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
+			txpp, rxpp);
+#endif
+
+#if defined(CONFIG_ZYNQ_GEM)
+# if defined(CONFIG_ZYNQ_GEM0)
+	ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR0,
+						CONFIG_ZYNQ_GEM_PHY_ADDR0, 0);
+# endif
+# if defined(CONFIG_ZYNQ_GEM1)
+	ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR1,
+						CONFIG_ZYNQ_GEM_PHY_ADDR1, 0);
+# endif
+#endif
+	return ret;
+}
+#endif
+
+#ifdef CONFIG_CMD_MMC
+int board_mmc_init(bd_t *bd)
+{
+	int ret = 0;
+
+#if defined(CONFIG_ZYNQ_SDHCI)
+# if defined(CONFIG_ZYNQ_SDHCI0)
+	ret = zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR0);
+# endif
+# if defined(CONFIG_ZYNQ_SDHCI1)
+	ret |= zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR1);
+# endif
+#endif
+	return ret;
+}
+#endif
+
+int dram_init(void)
+{
+	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+
+	zynq_ddrc_init();
+
+	return 0;
+}