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Diffstat (limited to 'roms/u-boot/board/freescale/p1010rdb/spl_minimal.c')
-rw-r--r--roms/u-boot/board/freescale/p1010rdb/spl_minimal.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/p1010rdb/spl_minimal.c b/roms/u-boot/board/freescale/p1010rdb/spl_minimal.c
new file mode 100644
index 000000000..989c5b139
--- /dev/null
+++ b/roms/u-boot/board/freescale/p1010rdb/spl_minimal.c
@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ */
+#include <common.h>
+#include <init.h>
+#include <mpc85xx.h>
+#include <asm/io.h>
+#include <ns16550.h>
+#include <nand.h>
+#include <asm/mmu.h>
+#include <asm/immap_85xx.h>
+#include <fsl_ddr_sdram.h>
+#include <asm/fsl_law.h>
+#include <asm/global_data.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void board_init_f(ulong bootflag)
+{
+ u32 plat_ratio;
+ ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+
+#if defined(CONFIG_SYS_NAND_BR_PRELIM) && defined(CONFIG_SYS_NAND_OR_PRELIM)
+ set_lbc_br(0, CONFIG_SYS_NAND_BR_PRELIM);
+ set_lbc_or(0, CONFIG_SYS_NAND_OR_PRELIM);
+#endif
+
+ /* initialize selected port with appropriate baud rate */
+ plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO;
+ plat_ratio >>= 1;
+ gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio;
+
+ ns16550_init((struct ns16550 *)CONFIG_SYS_NS16550_COM1,
+ gd->bus_clk / 16 / CONFIG_BAUDRATE);
+
+ puts("\nNAND boot... ");
+
+ /* copy code to RAM and jump to it - this should not return */
+ /* NOTE - code has to be copied out of NAND buffer before
+ * other blocks can be read.
+ */
+
+ relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE);
+}
+
+void board_init_r(gd_t *gd, ulong dest_addr)
+{
+ puts("\nSecond program loader running in sram...");
+ nand_boot();
+}
+
+void putc(char c)
+{
+ if (c == '\n')
+ ns16550_putc((struct ns16550 *)CONFIG_SYS_NS16550_COM1, '\r');
+
+ ns16550_putc((struct ns16550 *)CONFIG_SYS_NS16550_COM1, c);
+}
+
+void puts(const char *str)
+{
+ while (*str)
+ putc(*str++);
+}