ARM: shmobile: r8a7794: Reserve memory as other R-Car Gen2 SoCs

Other R-Car Gen2 SoCs such as r8a7790 and r8a7791 reserve
the top 256 MiB of memory for use with CMA. Adjust the
board-less r8a7794 code to do the same.

Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit 299e14734c22994e69c913e66ab1f4bb56423f5d)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/mach-shmobile/setup-r8a7794.c b/arch/arm/mach-shmobile/setup-r8a7794.c
index c10acd1..d2b0930 100644 (file)
--- a/arch/arm/mach-shmobile/setup-r8a7794.c
+++ b/arch/arm/mach-shmobile/setup-r8a7794.c
@@ -28,5 +28,6 @@ DT_MACHINE_START(R8A7794_DT, "Generic R8A7794 (Flattened Device Tree)")
        .init_early     = shmobile_init_delay,
        .init_late      = shmobile_init_late,
        .init_time      = rcar_gen2_timer_init,
+       .reserve        = rcar_gen2_reserve,
        .dt_compat      = r8a7794_boards_compat_dt,
 MACHINE_END