Merge git://git.denx.de/u-boot-sh

- Enable -ffunction-sections / -fdata-sections --gc-sections to SH
- RCar Gen3 updates

arch/arm/dts/Makefile

@@ -777,6 +777,10 @@ dtb-$(CONFIG_RCAR_GEN3) += \
 	r8a77990-ebisu-u-boot.dtb \
 	r8a77995-draak-u-boot.dtb
 
+ifdef CONFIG_RCAR_GEN3
+DTC_FLAGS += -R 4 -p 0x1000
+endif
+
 dtb-$(CONFIG_RZA1) += \
 	r7s72100-gr-peach-u-boot.dtb
 

arch/arm/dts/r8a77950-salvator-x-u-boot.dts

@@ -16,6 +16,8 @@
 };
 
 &sdhi2 {
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
 	mmc-hs400-1_8v;
 	max-frequency = <200000000>;
 };

arch/arm/dts/r8a77950-ulcb-u-boot.dts

@@ -27,6 +27,8 @@
 };
 
 &sdhi2 {
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
 	mmc-hs400-1_8v;
 	max-frequency = <200000000>;
 };

arch/arm/dts/r8a77960-salvator-x-u-boot.dts

@@ -16,6 +16,8 @@
 };
 
 &sdhi2 {
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
 	mmc-hs400-1_8v;
 	max-frequency = <200000000>;
 };

arch/arm/dts/r8a77960-ulcb-u-boot.dts

@@ -27,6 +27,8 @@
 };
 
 &sdhi2 {
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
 	mmc-hs400-1_8v;
 	max-frequency = <200000000>;
 };

arch/arm/dts/r8a77965-salvator-x-u-boot.dts

@@ -17,6 +17,8 @@
 };
 
 &sdhi2 {
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
 	mmc-hs400-1_8v;
 	max-frequency = <200000000>;
 	status = "okay";

arch/arm/dts/r8a77965-ulcb-u-boot.dts

@@ -28,6 +28,8 @@
 };
 
 &sdhi2 {
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
 	mmc-hs400-1_8v;
 	max-frequency = <200000000>;
 	status = "okay";

arch/arm/dts/r8a77990-ebisu.dts

@@ -713,6 +713,7 @@
 
 	vmmc-supply = <&reg_3p3v>;
 	vqmmc-supply = <&reg_1p8v>;
+	mmc-ddr-1_8v;
 	mmc-hs200-1_8v;
 	mmc-hs400-1_8v;
 	bus-width = <8>;

arch/sh/config.mk

@@ -13,6 +13,6 @@ LDFLAGS_STANDALONE += -EB
 endif
 
 PLATFORM_CPPFLAGS += -DCONFIG_SH -D__SH__
-PLATFORM_RELFLAGS += -fpic
+PLATFORM_RELFLAGS += -fpic -ffunction-sections -fdata-sections
 LDFLAGS_FINAL = --gc-sections
 PLATFORM_RELFLAGS += -ffixed-r13

board/renesas/rcar-common/common.c

@@ -21,32 +21,24 @@ DECLARE_GLOBAL_DATA_PTR;
 /* If the firmware passed a device tree use it for U-Boot DRAM setup. */
 extern u64 rcar_atf_boot_args[];
 
+int fdtdec_board_setup(const void *fdt_blob)
+{
+	void *atf_fdt_blob = (void *)(rcar_atf_boot_args[1]);
+
+	if (fdt_magic(atf_fdt_blob) == FDT_MAGIC)
+		fdt_overlay_apply_node((void *)fdt_blob, 0, atf_fdt_blob, 0);
+
+	return 0;
+}
+
 int dram_init(void)
 {
-	const void *atf_fdt_blob = (const void *)(rcar_atf_boot_args[1]);
+	return fdtdec_setup_mem_size_base_fdt(gd->fdt_blob);
-	const void *blob;
-
-	/* Check if ATF passed us DTB. If not, fall back to builtin DTB. */
-	if (fdt_magic(atf_fdt_blob) == FDT_MAGIC)
-		blob = atf_fdt_blob;
-	else
-		blob = gd->fdt_blob;
-
-	return fdtdec_setup_mem_size_base_fdt(blob);
 }
 
 int dram_init_banksize(void)
 {
-	const void *atf_fdt_blob = (const void *)(rcar_atf_boot_args[1]);
+	fdtdec_setup_memory_banksize_fdt(gd->fdt_blob);
-	const void *blob;
-
-	/* Check if ATF passed us DTB. If not, fall back to builtin DTB. */
-	if (fdt_magic(atf_fdt_blob) == FDT_MAGIC)
-		blob = atf_fdt_blob;
-	else
-		blob = gd->fdt_blob;
-
-	fdtdec_setup_memory_banksize_fdt(blob);
 
 	return 0;
 }

configs/r8a77970_eagle_defconfig

@@ -57,6 +57,8 @@ CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_SCIF_CONSOLE=y
+CONFIG_TEE=y
+CONFIG_OPTEE=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_RENESAS_RPC_SPI=y

configs/r8a77980_condor_defconfig

@@ -61,6 +61,8 @@ CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_SCIF_CONSOLE=y
+CONFIG_TEE=y
+CONFIG_OPTEE=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_RENESAS_RPC_SPI=y

configs/r8a77990_ebisu_defconfig

@@ -55,6 +55,8 @@ CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_SCIF_CONSOLE=y
+CONFIG_TEE=y
+CONFIG_OPTEE=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_XHCI_HCD=y

configs/r8a77995_draak_defconfig

@@ -63,6 +63,8 @@ CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_SCIF_CONSOLE=y
+CONFIG_TEE=y
+CONFIG_OPTEE=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_XHCI_HCD=y

configs/rcar3_salvator-x_defconfig

@@ -61,6 +61,8 @@ CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_SCIF_CONSOLE=y
+CONFIG_TEE=y
+CONFIG_OPTEE=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_XHCI_HCD=y

configs/rcar3_ulcb_defconfig

@@ -58,6 +58,8 @@ CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_SCIF_CONSOLE=y
+CONFIG_TEE=y
+CONFIG_OPTEE=y
 CONFIG_SYSRESET=y
 CONFIG_USB=y
 CONFIG_DM_USB=y

include/fdtdec.h

@@ -1155,6 +1155,11 @@ int fdtdec_set_carveout(void *blob, const char *node, const char *prop_name,
  */
 int fdtdec_setup(void);
 
+/**
+ * Perform board-specific early DT adjustments
+ */
+int fdtdec_board_setup(const void *fdt_blob);
+
 #if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
 /**
  * fdtdec_resetup()  - Set up the device tree again

lib/fdtdec.c

@@ -1474,8 +1474,14 @@ int fdtdec_set_carveout(void *blob, const char *node, const char *prop_name,
 	return 0;
 }
 
+__weak int fdtdec_board_setup(const void *fdt_blob)
+{
+	return 0;
+}
+
 int fdtdec_setup(void)
 {
+	int ret;
 #if CONFIG_IS_ENABLED(OF_CONTROL)
 # if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
 	void *fdt_blob;
@@ -1528,7 +1534,10 @@ int fdtdec_setup(void)
 # endif
 #endif
 
-	return fdtdec_prepare_fdt();
+	ret = fdtdec_prepare_fdt();
+	if (!ret)
+		ret = fdtdec_board_setup(gd->fdt_blob);
+	return ret;
 }
 
 #if CONFIG_IS_ENABLED(MULTI_DTB_FIT)

scripts/dtc/libfdt/fdt_overlay.c

@@ -879,3 +879,8 @@ err:
 
 	return ret;
 }
+
+int fdt_overlay_apply_node(void *fdt, int target, void *fdto, int node)
+{
+	return overlay_apply_node(fdt, target, fdto, node);
+}

scripts/dtc/libfdt/libfdt.h

@@ -2032,6 +2032,13 @@ int fdt_del_node(void *fdt, int nodeoffset);
  */
 int fdt_overlay_apply(void *fdt, void *fdto);
 
+/**
+ * fdt_overlay_apply_node - Merges a node into the base device tree
+ *
+ * See overlay_apply_node() for details.
+ */
+int fdt_overlay_apply_node(void *fdt, int target, void *fdto, int node);
+
 /**********************************************************************/
 /* Debugging / informational functions                                */
 /**********************************************************************/