[U-Boot] [PATCH v2 3/4] imx: mx6slevk: Add support for building plugin image

[Ye.Li]

Update "cfg" script to build for plugin image. This default plugin
image supports the boot devices as DCD image.

To enable the plugin, must define the CONFIG_USE_PLUGIN in "mx6slevk.h"

Signed-off-by: Ye.Li <B37916 at freescale.com>
---
Changes since v1:
- None

 board/freescale/mx6slevk/Makefile     |    4 +
 board/freescale/mx6slevk/imximage.cfg |    9 ++
 board/freescale/mx6slevk/plugin.S     |  187 +++++++++++++++++++++++++++++++++
 3 files changed, 200 insertions(+), 0 deletions(-)
 create mode 100644 board/freescale/mx6slevk/plugin.S

diff --git a/board/freescale/mx6slevk/Makefile b/board/freescale/mx6slevk/Makefile
index 6e1971e..fb44826 100644
--- a/board/freescale/mx6slevk/Makefile
+++ b/board/freescale/mx6slevk/Makefile
@@ -4,3 +4,7 @@
 #
 
 obj-y  := mx6slevk.o
+
+extra-$(CONFIG_USE_PLUGIN) :=  plugin.bin
+$(obj)/plugin.bin: $(obj)/plugin.o
+	$(OBJCOPY) -O binary --gap-fill 0xff $< $@
diff --git a/board/freescale/mx6slevk/imximage.cfg b/board/freescale/mx6slevk/imximage.cfg
index 16ea597..b574357 100644
--- a/board/freescale/mx6slevk/imximage.cfg
+++ b/board/freescale/mx6slevk/imximage.cfg
@@ -9,6 +9,9 @@
  * The syntax is taken as close as possible with the kwbimage
  */
 
+#define __ASSEMBLY__
+#include <config.h>
+
 /* image version */
 
 IMAGE_VERSION 2
@@ -20,6 +23,11 @@ IMAGE_VERSION 2
 
 BOOT_FROM	sd
 
+#ifdef CONFIG_USE_PLUGIN
+/*PLUGIN    plugin-binary-file    IRAM_FREE_START_ADDR*/
+PLUGIN	board/freescale/mx6slevk/plugin.bin 0x00907000
+#else
+
 /*
  * Device Configuration Data (DCD)
  *
@@ -113,3 +121,4 @@ DATA 4 0x021b08b8 0x00000800
 DATA 4 0x021b0004 0x00025564
 DATA 4 0x021b0404 0x00011006
 DATA 4 0x021b001c 0x00000000
+#endif
diff --git a/board/freescale/mx6slevk/plugin.S b/board/freescale/mx6slevk/plugin.S
new file mode 100644
index 0000000..287dfed
--- /dev/null
+++ b/board/freescale/mx6slevk/plugin.S
@@ -0,0 +1,187 @@
+/*
+ * Copyright (C) 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <config.h>
+
+/* DDR script */
+.macro imx6slevk_ddr_setting
+	ldr r0, =CCM_BASE_ADDR
+	ldr r1, =0x00260324
+	str r1, [r0, #0x018]
+
+	ldr r0, =IOMUXC_BASE_ADDR
+	ldr r1, =0x00020000
+	str r1, [r0, #0x5c0]
+	ldr r1, =0x00000000
+	str r1, [r0, #0x5b4]
+
+	ldr r1, =0x00000028
+	str r1, [r0, #0x338]
+
+	ldr r1, =0x00000030
+	str r1, [r0, #0x300]
+	str r1, [r0, #0x31c]
+	str r1, [r0, #0x320]
+
+	ldr r1, =0x00000000
+	str r1, [r0, #0x32c]
+
+	ldr r1, =0x00000030
+	str r1, [r0, #0x5ac]
+	str r1, [r0, #0x5c8]
+
+	ldr r1, =0x00020000
+	str r1, [r0, #0x5b0]
+
+	ldr r1, =0x00003030
+	str r1, [r0, #0x344]
+	str r1, [r0, #0x348]
+	str r1, [r0, #0x34c]
+	str r1, [r0, #0x350]
+
+	ldr r1, =0x00080000
+	str r1, [r0, #0x5d0]
+
+	ldr r1, =0x00000030
+	str r1, [r0, #0x5c4]
+	str r1, [r0, #0x5cc]
+	str r1, [r0, #0x5d4]
+	str r1, [r0, #0x5d8]
+
+	str r1, [r0, #0x30c]
+	str r1, [r0, #0x310]
+	str r1, [r0, #0x314]
+	str r1, [r0, #0x318]
+
+	ldr r0, =MMDC_P0_BASE_ADDR
+	ldr r2, =0x00008000
+	str r2, [r0, #0x01c]
+
+	ldr r2, =0x1b4700c7
+	str r2, [r0, #0x85c]
+
+	ldr r2, =0xa1390003
+	str r2, [r0, #0x800]
+
+	ldr r2, =0x00300000
+	str r2, [r0, #0x890]
+
+	ldr r2, =0x00000800
+	str r2, [r0, #0x8b8]
+
+	ldr r2, =0x33333333
+	str r2, [r0, #0x81c]
+	str r2, [r0, #0x820]
+	str r2, [r0, #0x824]
+	str r2, [r0, #0x828]
+	str r2, [r0, #0x82c]
+	str r2, [r0, #0x830]
+	str r2, [r0, #0x834]
+	str r2, [r0, #0x838]
+
+	ldr r2, =0x4241444a
+	str r2, [r0, #0x848]
+
+	ldr r2, =0x3030312b
+	str r2, [r0, #0x850]
+
+	ldr r2, =0x20000000
+	str r2, [r0, #0x83c]
+
+	ldr r2, =0x00000000
+	str r2, [r0, #0x840]
+
+	ldr r2, =0x00000800
+	str r2, [r0, #0x8b8]
+
+	ldr r2, =0x33374133
+	str r2, [r0, #0x00c]
+
+	ldr r2, =0x00020024
+	str r2, [r0, #0x004]
+
+	ldr r2, =0x00100A82
+	str r2, [r0, #0x010]
+	ldr r2, =0x00000093
+	str r2, [r0, #0x014]
+	ldr r2, =0x00001688
+	str r2, [r0, #0x018]
+	ldr r2, =0x0F9F26D2
+	str r2, [r0, #0x02c]
+
+	ldr r2, =0x0000020E
+	str r2, [r0, #0x030]
+	ldr r2, =0x00190778
+	str r2, [r0, #0x038]
+	ldr r2, =0x00000000
+	str r2, [r0, #0x008]
+	ldr r2, =0x0000004F
+	str r2, [r0, #0x040]
+	ldr r2, =0xC3110000
+	str r2, [r0, #0x000]
+
+	ldr r2, =0x003F8030
+	str r2, [r0, #0x01c]
+	ldr r2, =0xFF0A8030
+	str r2, [r0, #0x01c]
+	ldr r2, =0x82018030
+	str r2, [r0, #0x01c]
+	ldr r2, =0x04028030
+	str r2, [r0, #0x01c]
+	ldr r2, =0x02038030
+	str r2, [r0, #0x01c]
+	ldr r2, =0xFF0A8038
+	str r2, [r0, #0x01c]
+	ldr r2, =0x82018038
+	str r2, [r0, #0x01c]
+	ldr r2, =0x04028038
+	str r2, [r0, #0x01c]
+	ldr r2, =0x02038038
+	str r2, [r0, #0x01c]
+
+	ldr r2, =0xa1310003
+	str r2, [r0, #0x800]
+
+	ldr r2, =0x00001800
+	str r2, [r0, #0x020]
+
+	ldr r2, =0x00000000
+	str r2, [r0, #0x818]
+
+	ldr r2, =0x00000800
+	str r2, [r0, #0x8b8]
+
+	ldr r2, =0x00025564
+	str r2, [r0, #0x004]
+
+	ldr r2, =0x00011006
+	str r2, [r0, #0x404]
+
+	ldr r2, =0x00000000
+	str r2, [r0, #0x01c]
+.endm
+.macro imx6_clock_gating
+	ldr r0, =CCM_BASE_ADDR
+	ldr r1, =0xffffffff
+	str r1, [r0, #0x068]
+	str r1, [r0, #0x06c]
+	str r1, [r0, #0x070]
+	str r1, [r0, #0x074]
+	str r1, [r0, #0x078]
+	str r1, [r0, #0x07c]
+	str r1, [r0, #0x080]
+	str r1, [r0, #0x084]
+.endm
+
+.macro imx6_qos_setting
+.endm
+
+.macro imx6_ddr_setting
+	imx6slevk_ddr_setting
+.endm
+
+/* include the common plugin code here */
+#include <asm/arch/mx6_plugin.S>
-- 
1.7.4.1