[PATCH 3/3] arm: socfpga: arria10: Enable cache driver in SPL

[Ley Foon Tan]

Adding "u-boot,dm-pre-reloc" and enable CONFIG_SPL_CACHE
to enable cache driver in SPL.

This fixed error below in SPL:
cache controller driver NOT found!

Signed-off-by: Ley Foon Tan <ley.foon.tan at intel.com>
---
 arch/arm/dts/socfpga_arria10-u-boot.dtsi | 4 ++++
 configs/socfpga_arria10_defconfig        | 1 +
 2 files changed, 5 insertions(+)

diff --git a/arch/arm/dts/socfpga_arria10-u-boot.dtsi b/arch/arm/dts/socfpga_arria10-u-boot.dtsi
index 0db358cf1f2b..6ff1ea6e5eb7 100644
--- a/arch/arm/dts/socfpga_arria10-u-boot.dtsi
+++ b/arch/arm/dts/socfpga_arria10-u-boot.dtsi
@@ -73,6 +73,10 @@
 	reset-names = "i2c";
 };
 
+&L2 {
+	u-boot,dm-pre-reloc;
+};
+
 &l4_mp_clk {
 	u-boot,dm-pre-reloc;
 };
diff --git a/configs/socfpga_arria10_defconfig b/configs/socfpga_arria10_defconfig
index ca34457ddd16..875031a77e3a 100644
--- a/configs/socfpga_arria10_defconfig
+++ b/configs/socfpga_arria10_defconfig
@@ -22,6 +22,7 @@ CONFIG_VERSION_VARIABLE=y
 CONFIG_DISPLAY_BOARDINFO_LATE=y
 CONFIG_SPL_ENV_SUPPORT=y
 CONFIG_SPL_FPGA_SUPPORT=y
+CONFIG_SPL_CACHE=y
 CONFIG_CMD_ASKENV=y
 CONFIG_CMD_GREPENV=y
 # CONFIG_CMD_FLASH is not set
-- 
2.19.0