Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / freescale / p2020come / ddr.c

diff --git a/qemu/roms/u-boot/board/freescale/p2020come/ddr.c b/qemu/roms/u-boot/board/freescale/p2020come/ddr.c
new file mode 100644 (file)
index 0000000..b642e12
--- /dev/null
+++ b/qemu/roms/u-boot/board/freescale/p2020come/ddr.c
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2009, 2011 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+#include <common.h>
+
+#include <fsl_ddr_sdram.h>
+#include <fsl_ddr_dimm_params.h>
+
+void fsl_ddr_board_options(memctl_options_t *popts,
+                               dimm_params_t *pdimm,
+                               unsigned int ctrl_num)
+{
+       if (ctrl_num) {
+               printf("Wrong parameter for controller number %d", ctrl_num);
+               return;
+       }
+
+       if (!pdimm->n_ranks)
+               return;
+
+       /*
+        * Set DDR_SDRAM_CLK_CNTL = 0x02800000
+        *
+        * Clock is launched 5/8 applied cycle after address/command
+        */
+       popts->clk_adjust = 5;
+}