From: Quentin Schulz <quentin.sch...@theobroma-systems.com>

RK3588-based devices now support creating DRAM banks with proper holes
by reading the ATAGS from Rockchip TPL blob, so let's use that mechanism
instead.

Since ft_board_setup isn't defined anymore, there's no need for
selecting CONFIG_OF_BOARD_SETUP.

Similarly, because the rock5a-rk3588s.c would be empty, it is simply
removed, with the (would-be-empty) Makefile as well.

The CONFIG_NR_DRAM_BANK now defaults to 10 which is a safe bet for
reading banks from ATAGS, so let's use the default value instead.

Co-developed-by: Chris Morgan <macromor...@hotmail.com>
Signed-off-by: Chris Morgan <macromor...@hotmail.com>
Signed-off-by: Quentin Schulz <quentin.sch...@theobroma-systems.com>
---
 board/radxa/rock5a-rk3588s/Makefile         |  6 -----
 board/radxa/rock5a-rk3588s/rock5a-rk3588s.c | 39 -----------------------------
 configs/rock5a-rk3588s_defconfig            |  2 --
 3 files changed, 47 deletions(-)

diff --git a/board/radxa/rock5a-rk3588s/Makefile 
b/board/radxa/rock5a-rk3588s/Makefile
deleted file mode 100644
index 48dd5124550..00000000000
--- a/board/radxa/rock5a-rk3588s/Makefile
+++ /dev/null
@@ -1,6 +0,0 @@
-# SPDX-License-Identifier:     GPL-2.0+
-#
-# Copyright (c) 2023 Collabora Ltd.
-#
-
-obj-y += rock5a-rk3588s.o
diff --git a/board/radxa/rock5a-rk3588s/rock5a-rk3588s.c 
b/board/radxa/rock5a-rk3588s/rock5a-rk3588s.c
deleted file mode 100644
index 2d7a8c07dc5..00000000000
--- a/board/radxa/rock5a-rk3588s/rock5a-rk3588s.c
+++ /dev/null
@@ -1,39 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright (c) 2023 Collabora Ltd.
- */
-
-#include <fdtdec.h>
-#include <fdt_support.h>
-
-#ifdef CONFIG_OF_BOARD_SETUP
-int rock5a_add_reserved_memory_fdt_nodes(void *new_blob)
-{
-       struct fdt_memory gap1 = {
-               .start = 0x3fc000000,
-               .end = 0x3fc4fffff,
-       };
-       struct fdt_memory gap2 = {
-               .start = 0x3fff00000,
-               .end = 0x3ffffffff,
-       };
-       unsigned long flags = FDTDEC_RESERVED_MEMORY_NO_MAP;
-       unsigned int ret;
-
-       /*
-        * Inject the reserved-memory nodes into the DTS
-        */
-       ret = fdtdec_add_reserved_memory(new_blob, "gap1", &gap1,  NULL, 0,
-                                        NULL, flags);
-       if (ret)
-               return ret;
-
-       return fdtdec_add_reserved_memory(new_blob, "gap2", &gap2,  NULL, 0,
-                                         NULL, flags);
-}
-
-int ft_board_setup(void *blob, struct bd_info *bd)
-{
-       return rock5a_add_reserved_memory_fdt_nodes(blob);
-}
-#endif
diff --git a/configs/rock5a-rk3588s_defconfig b/configs/rock5a-rk3588s_defconfig
index ebe2d4a2d81..01df911d9dc 100644
--- a/configs/rock5a-rk3588s_defconfig
+++ b/configs/rock5a-rk3588s_defconfig
@@ -2,7 +2,6 @@ CONFIG_ARM=y
 CONFIG_SKIP_LOWLEVEL_INIT=y
 CONFIG_COUNTER_FREQUENCY=24000000
 CONFIG_ARCH_ROCKCHIP=y
-CONFIG_NR_DRAM_BANKS=2
 CONFIG_DEFAULT_DEVICE_TREE="rk3588s-rock-5a"
 CONFIG_ROCKCHIP_RK3588=y
 CONFIG_SPL_SERIAL=y
@@ -16,7 +15,6 @@ CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_FIT_SIGNATURE=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_LEGACY_IMAGE_FORMAT=y
-CONFIG_OF_BOARD_SETUP=y
 CONFIG_DEFAULT_FDT_FILE="rockchip/rk3588s-rock-5a.dtb"
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_DISPLAY_BOARDINFO_LATE=y

-- 
2.44.0

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