ppc: Remove CONFIG_FDT conditionals

Now that we know we're compiling with libfdt we can remove the
CONFIG_FDT conditionals.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Tested-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Message-id: 1369409217-7553-5-git-send-email-peter.maydell@linaro.org

default-configs/ppc-softmmu.mak

@@ -42,6 +42,6 @@ CONFIG_I8259=y
 CONFIG_XILINX=y
 CONFIG_XILINX_ETHLITE=y
 CONFIG_OPENPIC=y
-CONFIG_E500=$(CONFIG_FDT)
+CONFIG_E500=y
 # For PReP
 CONFIG_MC146818RTC=y

default-configs/ppc64-softmmu.mak

@@ -42,8 +42,8 @@ CONFIG_I8259=y
 CONFIG_XILINX=y
 CONFIG_XILINX_ETHLITE=y
 CONFIG_OPENPIC=y
-CONFIG_PSERIES=$(CONFIG_FDT)
-CONFIG_E500=$(CONFIG_FDT)
+CONFIG_PSERIES=y
+CONFIG_E500=y
 # For pSeries
 CONFIG_PCI_HOTPLUG=y
 # For PReP

default-configs/ppcemb-softmmu.mak

@@ -37,6 +37,6 @@ CONFIG_I8259=y
 CONFIG_XILINX=y
 CONFIG_XILINX_ETHLITE=y
 CONFIG_OPENPIC=y
-CONFIG_E500=$(CONFIG_FDT)
+CONFIG_E500=y
 # For PReP
 CONFIG_MC146818RTC=y

hw/ppc/ppc440_bamboo.c

@@ -58,7 +58,6 @@ static int bamboo_load_device_tree(hwaddr addr,
                                      const char *kernel_cmdline)
 {
     int ret = -1;
-#ifdef CONFIG_FDT
     uint32_t mem_reg_property[] = { 0, 0, cpu_to_be32(ramsize) };
     char *filename;
     int fdt_size;
@@ -115,7 +114,6 @@ static int bamboo_load_device_tree(hwaddr addr,
     g_free(fdt);
 
 out:
-#endif
 
     return ret;
 }

hw/ppc/spapr_vio.c

@@ -34,9 +34,7 @@
 #include "hw/ppc/spapr_vio.h"
 #include "hw/ppc/xics.h"
 
-#ifdef CONFIG_FDT
 #include <libfdt.h>
-#endif /* CONFIG_FDT */
 
 /* #define DEBUG_SPAPR */
 
@@ -94,7 +92,6 @@ VIOsPAPRDevice *spapr_vio_find_by_reg(VIOsPAPRBus *bus, uint32_t reg)
     return NULL;
 }
 
-#ifdef CONFIG_FDT
 static int vio_make_devnode(VIOsPAPRDevice *dev,
                             void *fdt)
 {
@@ -159,7 +156,6 @@ static int vio_make_devnode(VIOsPAPRDevice *dev,
 
     return node_off;
 }
-#endif /* CONFIG_FDT */
 
 /*
  * CRQ handling
@@ -570,7 +566,6 @@ static void spapr_vio_register_types(void)
 
 type_init(spapr_vio_register_types)
 
-#ifdef CONFIG_FDT
 static int compare_reg(const void *p1, const void *p2)
 {
     VIOsPAPRDevice const *dev1, *dev2;
@@ -655,4 +650,3 @@ int spapr_populate_chosen_stdout(void *fdt, VIOsPAPRBus *bus)
 
     return ret;
 }
-#endif /* CONFIG_FDT */

hw/ppc/virtex_ml507.c

@@ -141,7 +141,6 @@ static int xilinx_load_device_tree(hwaddr addr,
 {
     char *path;
     int fdt_size;
-#ifdef CONFIG_FDT
     void *fdt;
     int r;
 
@@ -162,23 +161,6 @@ static int xilinx_load_device_tree(hwaddr addr,
     if (r < 0)
         fprintf(stderr, "couldn't set /chosen/bootargs\n");
     cpu_physical_memory_write(addr, fdt, fdt_size);
-#else
-    /* We lack libfdt so we cannot manipulate the fdt. Just pass on the blob
-       to the kernel.  */
-    fdt_size = load_image_targphys("ppc.dtb", addr, 0x10000);
-    if (fdt_size < 0) {
-        path = qemu_find_file(QEMU_FILE_TYPE_BIOS, BINARY_DEVICE_TREE_FILE);
-        if (path) {
-            fdt_size = load_image_targphys(path, addr, 0x10000);
-            g_free(path);
-        }
-    }
-
-    if (kernel_cmdline) {
-        fprintf(stderr,
-                "Warning: missing libfdt, cannot pass cmdline to kernel!\n");
-    }
-#endif
     return fdt_size;
 }