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authorSascha Hauer <s.hauer@pengutronix.de>2019-05-09 09:29:17 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2019-05-10 08:18:25 +0200
commitf475365f4eb83dfc00a424505995ee3777cc75e1 (patch)
tree21915b07605d66cfb8b495fc62608d9b11cf7c80 /arch/arm/mach-layerscape
parent18afb284dc1c355c29c6b6d4368cb63efa834a2a (diff)
downloadbarebox-f475365f4eb83dfc00a424505995ee3777cc75e1.tar.gz
barebox-f475365f4eb83dfc00a424505995ee3777cc75e1.tar.xz
ARM: Layerscape: ls1046a: Add automatic bootsource detection xload function
Add a helper function which continues booting from the detected boot source. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-layerscape')
-rw-r--r--arch/arm/mach-layerscape/Makefile2
-rw-r--r--arch/arm/mach-layerscape/include/mach/xload.h2
-rw-r--r--arch/arm/mach-layerscape/xload.c24
3 files changed, 27 insertions, 1 deletions
diff --git a/arch/arm/mach-layerscape/Makefile b/arch/arm/mach-layerscape/Makefile
index 4705154fb1..73cd61a7cf 100644
--- a/arch/arm/mach-layerscape/Makefile
+++ b/arch/arm/mach-layerscape/Makefile
@@ -3,4 +3,4 @@ lwl-y += lowlevel.o errata.o
lwl-$(CONFIG_ARCH_LS1046) += lowlevel-ls1046a.o
obj-y += icid.o
obj-pbl-y += boot.o
-pbl-y += xload-qspi.o
+pbl-y += xload-qspi.o xload.o
diff --git a/arch/arm/mach-layerscape/include/mach/xload.h b/arch/arm/mach-layerscape/include/mach/xload.h
index 94756ed13d..eb2d998865 100644
--- a/arch/arm/mach-layerscape/include/mach/xload.h
+++ b/arch/arm/mach-layerscape/include/mach/xload.h
@@ -4,5 +4,7 @@
int ls1046a_esdhc_start_image(unsigned long r0, unsigned long r1, unsigned long r2);
int ls1046a_qspi_start_image(unsigned long r0, unsigned long r1,
unsigned long r2);
+int ls1046a_xload_start_image(unsigned long r0, unsigned long r1,
+ unsigned long r2);
#endif /* __MACH_XLOAD_H */
diff --git a/arch/arm/mach-layerscape/xload.c b/arch/arm/mach-layerscape/xload.c
new file mode 100644
index 0000000000..54495d7f97
--- /dev/null
+++ b/arch/arm/mach-layerscape/xload.c
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <common.h>
+#include <bootsource.h>
+#include <mach/layerscape.h>
+#include <mach/xload.h>
+
+int ls1046a_xload_start_image(unsigned long r0, unsigned long r1,
+ unsigned long r2)
+{
+ enum bootsource src;
+
+ src = ls1046_bootsource_get();
+
+ switch (src) {
+ case BOOTSOURCE_SPI_NOR:
+ return ls1046a_qspi_start_image(r0, r1, r2);
+ case BOOTSOURCE_MMC:
+ return ls1046a_esdhc_start_image(r0, r1, r2);
+ default:
+ pr_err("Unknown bootsource\n");
+ return -EINVAL;
+ }
+}