MLK-12440-6 mx6sxsabresd: Add plugin boot support

Add plugin.S for plugin boot initialization on mx6sxsabresd board.
Need to enable "CONFIG_USE_PLUGIN" for this feature.

Signed-off-by: Ye Li <ye.li@nxp.com>

4 files changed, 150 insertions, 2 deletions

diff --git a/board/freescale/mx6sxsabresd/Makefile b/board/freescale/mx6sxsabresd/Makefile
index 97dbfda..ced690e 100644
--- a/board/freescale/mx6sxsabresd/Makefile
+++ b/board/freescale/mx6sxsabresd/Makefile
@@ -1,6 +1,10 @@
-# (C) Copyright 2014 Freescale Semiconductor, Inc.
+# (C) Copyright 2014-2016 Freescale Semiconductor, Inc.
 #
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
 obj-y  := mx6sxsabresd.o
+
+extra-$(CONFIG_USE_PLUGIN) :=  plugin.bin
+$(obj)/plugin.bin: $(obj)/plugin.o
+	$(OBJCOPY) -O binary --gap-fill 0xff $< $@
diff --git a/board/freescale/mx6sxsabresd/imximage.cfg b/board/freescale/mx6sxsabresd/imximage.cfg
index c862617..705e570 100644
--- a/board/freescale/mx6sxsabresd/imximage.cfg
+++ b/board/freescale/mx6sxsabresd/imximage.cfg
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2014 Freescale Semiconductor, Inc.
+ * Copyright (C) 2014-2016 Freescale Semiconductor, Inc.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -18,6 +18,11 @@ IMAGE_VERSION 2
 
 BOOT_FROM	sd
 
+#ifdef CONFIG_USE_PLUGIN
+/*PLUGIN    plugin-binary-file    IRAM_FREE_START_ADDR*/
+PLUGIN	board/freescale/mx6sxsabresd/plugin.bin 0x00907000
+#else
+
 /*
  * Device Configuration Data (DCD)
  *
@@ -130,3 +135,4 @@ DATA 4 0x021b001c 0x04008040
 DATA 4 0x021b0020 0x00000800
 DATA 4 0x021b0818 0x00011117
 DATA 4 0x021b001c 0x00000000
+#endif
diff --git a/board/freescale/mx6sxsabresd/plugin.S b/board/freescale/mx6sxsabresd/plugin.S
new file mode 100644
index 0000000..350ea26
--- /dev/null
+++ b/board/freescale/mx6sxsabresd/plugin.S
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2013-2016 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <config.h>
+
+/* DDR script */
+.macro imx6sx_sabresd_ddr_setting
+	ldr r0, =IOMUXC_BASE_ADDR
+	ldr r1, =0x000c0000
+	str r1, [r0, #0x618]
+	ldr r1, =0x00000000
+	str r1, [r0, #0x5fc]
+	ldr r1, =0x00000030
+	str r1, [r0, #0x32c]
+
+	ldr r1, =0x00000020
+	str r1, [r0, #0x300]
+	str r1, [r0, #0x2fc]
+	str r1, [r0, #0x5f4]
+	str r1, [r0, #0x340]
+
+	ldr r1, =0x00000000
+	str r1, [r0, #0x320]
+	ldr r1, =0x00000020
+	str r1, [r0, #0x310]
+	str r1, [r0, #0x314]
+	str r1, [r0, #0x614]
+
+	ldr r1, =0x00020000
+	str r1, [r0, #0x5f8]
+	ldr r1, =0x00000028
+	str r1, [r0, #0x330]
+	str r1, [r0, #0x334]
+	str r1, [r0, #0x338]
+	str r1, [r0, #0x33c]
+	ldr r1, =0x00020000
+	str r1, [r0, #0x608]
+	ldr r1, =0x00000028
+	str r1, [r0, #0x60c]
+	str r1, [r0, #0x610]
+	str r1, [r0, #0x61c]
+	str r1, [r0, #0x620]
+	str r1, [r0, #0x2ec]
+	str r1, [r0, #0x2f0]
+	str r1, [r0, #0x2f4]
+	str r1, [r0, #0x2f8]
+
+	ldr r0, =MMDC_P0_BASE_ADDR
+	ldr r2, =0xa1390003
+	str r2, [r0, #0x800]
+	ldr r2, =0x00290025
+	str r2, [r0, #0x80c]
+	ldr r2, =0x00220022
+	str r2, [r0, #0x810]
+	ldr r2, =0x41480144
+	str r2, [r0, #0x83c]
+	ldr r2, =0x01340130
+	str r2, [r0, #0x840]
+	ldr r2, =0x3C3E4244
+	str r2, [r0, #0x848]
+	ldr r2, =0x34363638
+	str r2, [r0, #0x850]
+
+	ldr r2, =0x33333333
+	str r2, [r0, #0x81c]
+	str r2, [r0, #0x820]
+	str r2, [r0, #0x824]
+	str r2, [r0, #0x828]
+
+	ldr r2, =0x00000800
+	str r2, [r0, #0x8b8]
+	ldr r2, =0x0002002d
+	str r2, [r0, #0x004]
+	ldr r2, =0x00333030
+	str r2, [r0, #0x008]
+	ldr r2, =0x676b52f3
+	str r2, [r0, #0x00c]
+	ldr r2, =0xb66d8b63
+	str r2, [r0, #0x010]
+	ldr r2, =0x01ff00db
+	str r2, [r0, #0x014]
+	ldr r2, =0x00011740
+	str r2, [r0, #0x018]
+	ldr r2, =0x00008000
+	str r2, [r0, #0x01c]
+	ldr r2, =0x000026d2
+	str r2, [r0, #0x02c]
+	ldr r2, =0x006b1023
+	str r2, [r0, #0x030]
+	ldr r2, =0x0000005f
+	str r2, [r0, #0x040]
+	ldr r2, =0x84190000
+	str r2, [r0, #0x000]
+	ldr r2, =0x04008032
+	str r2, [r0, #0x01c]
+	ldr r2, =0x00008033
+	str r2, [r0, #0x01c]
+	ldr r2, =0x00048031
+	str r2, [r0, #0x01c]
+	ldr r2, =0x05208030
+	str r2, [r0, #0x01c]
+	ldr r2, =0x04008040
+	str r2, [r0, #0x01c]
+	ldr r2, =0x00000800
+	str r2, [r0, #0x020]
+	ldr r2, =0x00011117
+	str r2, [r0, #0x818]
+	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
+	imx6sx_sabresd_ddr_setting
+.endm
+
+/* include the common plugin code here */
+#include <asm/arch/mx6_plugin.S>
diff --git a/include/configs/mx6sxsabresd.h b/include/configs/mx6sxsabresd.h
index 5f1b92e..1ea49a2 100644
--- a/include/configs/mx6sxsabresd.h
+++ b/include/configs/mx6sxsabresd.h
@@ -18,6 +18,9 @@
 #include "imx6_spl.h"
 #endif
 
+/* uncomment for PLUGIN mode support */
+/* #define CONFIG_USE_PLUGIN */
+
 /* Size of malloc() pool */
 #define CONFIG_SYS_MALLOC_LEN		(32 * SZ_1M)