Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / freescale / c29xpcie / spl.c

diff --git a/qemu/roms/u-boot/board/freescale/c29xpcie/spl.c b/qemu/roms/u-boot/board/freescale/c29xpcie/spl.c
new file mode 100644 (file)
index 0000000..2111711
--- /dev/null
+++ b/qemu/roms/u-boot/board/freescale/c29xpcie/spl.c
@@ -0,0 +1,77 @@
+/* Copyright 2013 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <ns16550.h>
+#include <malloc.h>
+#include <mmc.h>
+#include <nand.h>
+#include <i2c.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+phys_size_t get_effective_memsize(void)
+{
+       return CONFIG_SYS_L2_SIZE;
+}
+
+void board_init_f(ulong bootflag)
+{
+       u32 plat_ratio;
+       ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+
+       console_init_f();
+
+       /* 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((NS16550_t)CONFIG_SYS_NS16550_COM1,
+                    gd->bus_clk / 16 / CONFIG_BAUDRATE);
+
+       /* 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)
+{
+       /* Pointer is writable since we allocated a register for it */
+       gd = (gd_t *)CONFIG_SPL_GD_ADDR;
+       bd_t *bd;
+
+       memset(gd, 0, sizeof(gd_t));
+       bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t));
+       memset(bd, 0, sizeof(bd_t));
+       gd->bd = bd;
+       bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR;
+       bd->bi_memsize = CONFIG_SYS_L2_SIZE;
+
+       probecpu();
+       get_clocks();
+       mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR,
+                       CONFIG_SPL_RELOC_MALLOC_SIZE);
+
+       /* relocate environment function pointers etc. */
+       nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
+                           (uchar *)CONFIG_ENV_ADDR);
+       gd->env_addr  = (ulong)(CONFIG_ENV_ADDR);
+       gd->env_valid = 1;
+
+       i2c_init_all();
+
+       gd->ram_size = initdram(0);
+
+#ifdef CONFIG_SPL_NAND_BOOT
+       puts("TPL\n");
+#else
+       puts("SPL\n");
+#endif
+
+       nand_boot();
+}