From: Kongyang Liu <seashell11234...@gmail.com>

Add basic support for SpacemiT's Banana Pi F3 board.
Update the k1.dtsi align with mainline.
Note that the device tree files follow the mainline Linux source[1].

[1]. 
https://patches.linaro.org/project/linux-serial/patch/20240730-k1-01-basic-dt-v5-8-98263aae8...@gentoo.org/

Signed-off-by: Kongyang Liu <seashell11234...@gmail.com>
Signed-off-by: Huan Zhou <pericycle...@gmail.com>
---
 arch/riscv/Kconfig                     |   5 +
 arch/riscv/cpu/k1/Kconfig              |  18 ++
 arch/riscv/cpu/k1/Makefile             |   6 +
 arch/riscv/cpu/k1/cpu.c                |   9 +
 arch/riscv/cpu/k1/dram.c               |  54 ++++
 arch/riscv/dts/Makefile                |   1 +
 arch/riscv/dts/k1-bananapi-f3.dts      |  25 ++
 arch/riscv/dts/k1.dtsi                 | 459 +++++++++++++++++++++++++++++++++
 board/spacemit/bananapi-f3/Kconfig     |  25 ++
 board/spacemit/bananapi-f3/MAINTAINERS |   6 +
 board/spacemit/bananapi-f3/Makefile    |   5 +
 board/spacemit/bananapi-f3/board.c     |   9 +
 configs/bananapi-f3_defconfig          |  20 ++
 include/configs/bananapi-f3.h          |  13 +
 14 files changed, 655 insertions(+)

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 
fa3b016c52728862019c426f031262c40901ee51..bf810735aa3349e511b461a89e1833948711f5c3
 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -11,6 +11,9 @@ choice
 config TARGET_ANDES_AE350
        bool "Support Andes ae350"
 
+config TARGET_BANANAPI_F3
+       bool "Support BananaPi F3 Board"
+
 config TARGET_MICROCHIP_ICICLE
        bool "Support Microchip PolarFire-SoC Icicle Board"
 
@@ -88,6 +91,7 @@ source "board/sifive/unleashed/Kconfig"
 source "board/sifive/unmatched/Kconfig"
 source "board/sipeed/maix/Kconfig"
 source "board/sophgo/milkv_duo/Kconfig"
+source "board/spacemit/bananapi-f3/Kconfig"
 source "board/starfive/visionfive2/Kconfig"
 source "board/thead/th1520_lpi4a/Kconfig"
 source "board/xilinx/mbv/Kconfig"
@@ -99,6 +103,7 @@ source "arch/riscv/cpu/fu540/Kconfig"
 source "arch/riscv/cpu/fu740/Kconfig"
 source "arch/riscv/cpu/generic/Kconfig"
 source "arch/riscv/cpu/jh7110/Kconfig"
+source "arch/riscv/cpu/k1/Kconfig"
 
 # architecture-specific options below
 
diff --git a/arch/riscv/cpu/k1/Kconfig b/arch/riscv/cpu/k1/Kconfig
new file mode 100644
index 
0000000000000000000000000000000000000000..d9cd8dce96426bb4cbe9ff38385a4c66116fe341
--- /dev/null
+++ b/arch/riscv/cpu/k1/Kconfig
@@ -0,0 +1,18 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Copyright (C) 2024, Kongyang Liu <seashell11234...@gmail.com>
+
+config SPACEMIT_K1
+       bool
+       select BINMAN
+       select ARCH_EARLY_INIT_R
+       select SYS_CACHE_SHIFT_6
+       imply CPU
+       imply CPU_RISCV
+       imply RISCV_TIMER if (RISCV_SMODE || SPL_RISCV_SMODE)
+       imply RISCV_ACLINT if RISCV_MMODE
+       imply SPL_RISCV_ACLINT if SPL_RISCV_MMODE
+       imply CMD_CPU
+       imply SPL_CPU
+       imply SPL_OPENSBI
+       imply SPL_LOAD_FIT
diff --git a/arch/riscv/cpu/k1/Makefile b/arch/riscv/cpu/k1/Makefile
new file mode 100644
index 
0000000000000000000000000000000000000000..bad4f4cf46fb6eb44053dc52df1837b58046c745
--- /dev/null
+++ b/arch/riscv/cpu/k1/Makefile
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Copyright (c) 2024, Kongyang Liu <seashell11234...@gmail.com>
+
+obj-y += dram.o
+obj-y += cpu.o
diff --git a/arch/riscv/cpu/k1/cpu.c b/arch/riscv/cpu/k1/cpu.c
new file mode 100644
index 
0000000000000000000000000000000000000000..41a4a1b95e6e4b6dd1580b5f714107cac6c1dc02
--- /dev/null
+++ b/arch/riscv/cpu/k1/cpu.c
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2024, Kongyang Liu <seashell11234...@gmail.com>
+ */
+
+int cleanup_before_linux(void)
+{
+       return 0;
+}
diff --git a/arch/riscv/cpu/k1/dram.c b/arch/riscv/cpu/k1/dram.c
new file mode 100644
index 
0000000000000000000000000000000000000000..c477c15cbfb19f0e3a0ee72985b602f5bda352d7
--- /dev/null
+++ b/arch/riscv/cpu/k1/dram.c
@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2024, Kongyang Liu <seashell11234...@gmail.com>
+ */
+
+#include <asm/global_data.h>
+#include <config.h>
+#include <fdt_support.h>
+#include <linux/sizes.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+       gd->ram_base = CFG_SYS_SDRAM_BASE;
+       /* TODO get ram size from ddr controller */
+       gd->ram_size = SZ_4G;
+       return 0;
+}
+
+int dram_init_banksize(void)
+{
+       gd->bd->bi_dram[0].start = CFG_SYS_SDRAM_BASE;
+       gd->bd->bi_dram[0].size = min_t(phys_size_t, gd->ram_size, SZ_2G);
+
+       if (gd->ram_size > SZ_2G && CONFIG_NR_DRAM_BANKS > 1) {
+               gd->bd->bi_dram[1].start = 0x100000000;
+               gd->bd->bi_dram[1].size = gd->ram_size - SZ_2G;
+       }
+
+       return 0;
+}
+
+phys_addr_t board_get_usable_ram_top(phys_size_t total_size)
+{
+       if (gd->ram_size > SZ_2G)
+               return SZ_2G;
+
+       return gd->ram_size;
+}
+
+int ft_board_setup(void *blob, struct bd_info *bd)
+{
+       u64 start[CONFIG_NR_DRAM_BANKS];
+       u64 size[CONFIG_NR_DRAM_BANKS];
+       int i;
+
+       for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
+               start[i] = gd->bd->bi_dram[i].start;
+               size[i] = gd->bd->bi_dram[i].size;
+       }
+
+       return fdt_fixup_memory_banks(blob, start, size, CONFIG_NR_DRAM_BANKS);
+}
diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile
index 
17cda483e128996bb944f5a2b9b7676d32e45ae5..71267f96f80214e8e4b11970a5a4a79e537bf633
 100644
--- a/arch/riscv/dts/Makefile
+++ b/arch/riscv/dts/Makefile
@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0+
 
 dtb-$(CONFIG_TARGET_ANDES_AE350) += ae350_32.dtb ae350_64.dtb
+dtb-$(CONFIG_TARGET_BANANAPI_F3) += k1-bananapi-f3.dtb
 dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += mpfs-icicle-kit.dtb
 dtb-$(CONFIG_TARGET_MILKV_DUO) += cv1800b-milkv-duo.dtb
 dtb-$(CONFIG_TARGET_QEMU_VIRT) += qemu-virt32.dtb qemu-virt64.dtb
diff --git a/arch/riscv/dts/k1-bananapi-f3.dts 
b/arch/riscv/dts/k1-bananapi-f3.dts
new file mode 100644
index 
0000000000000000000000000000000000000000..d2486f70906143ad1f2bde753f12dea5bab2e5ab
--- /dev/null
+++ b/arch/riscv/dts/k1-bananapi-f3.dts
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright (C) 2024 Yangyu Chen <c...@cyyself.name>
+ */
+
+#include "k1.dtsi"
+#include "binman.dtsi"
+
+/ {
+       model = "Banana Pi BPI-F3";
+       compatible = "bananapi,bpi-f3", "spacemit,k1";
+
+       chosen {
+               stdout-path = "serial0";
+       };
+
+       memory@0 {
+               device_type = "memory";
+               reg = <0x00000000 0x00000000 0x00000000 0x80000000>;
+       };
+};
+
+&uart0 {
+       status = "okay";
+};
diff --git a/arch/riscv/dts/k1.dtsi b/arch/riscv/dts/k1.dtsi
new file mode 100644
index 
0000000000000000000000000000000000000000..514be453dbaf6713cdf4ad5a5d653488297ebb83
--- /dev/null
+++ b/arch/riscv/dts/k1.dtsi
@@ -0,0 +1,459 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright (C) 2024 Yangyu Chen <c...@cyyself.name>
+ */
+
+/dts-v1/;
+/ {
+       #address-cells = <2>;
+       #size-cells = <2>;
+       model = "SpacemiT K1";
+       compatible = "spacemit,k1";
+
+       aliases {
+               serial0 = &uart0;
+               serial1 = &uart2;
+               serial2 = &uart3;
+               serial3 = &uart4;
+               serial4 = &uart5;
+               serial5 = &uart6;
+               serial6 = &uart7;
+               serial7 = &uart8;
+               serial8 = &uart9;
+       };
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               timebase-frequency = <24000000>;
+
+               cpu-map {
+                       cluster0 {
+                               core0 {
+                                       cpu = <&cpu_0>;
+                               };
+                               core1 {
+                                       cpu = <&cpu_1>;
+                               };
+                               core2 {
+                                       cpu = <&cpu_2>;
+                               };
+                               core3 {
+                                       cpu = <&cpu_3>;
+                               };
+                       };
+
+                       cluster1 {
+                               core0 {
+                                       cpu = <&cpu_4>;
+                               };
+                               core1 {
+                                       cpu = <&cpu_5>;
+                               };
+                               core2 {
+                                       cpu = <&cpu_6>;
+                               };
+                               core3 {
+                                       cpu = <&cpu_7>;
+                               };
+                       };
+               };
+
+               cpu_0: cpu@0 {
+                       compatible = "spacemit,x60", "riscv";
+                       device_type = "cpu";
+                       reg = <0>;
+                       riscv,isa = 
"rv64imafdcv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt";
+                       riscv,isa-base = "rv64i";
+                       riscv,isa-extensions = "i", "m", "a", "f", "d", "c", 
"v", "zicbom",
+                                              "zicbop", "zicboz", "zicntr", 
"zicond", "zicsr",
+                                              "zifencei", "zihintpause", 
"zihpm", "zfh", "zba",
+                                              "zbb", "zbc", "zbs", "zkt", 
"zvfh", "zvkt",
+                                              "sscofpmf", "sstc", "svinval", 
"svnapot", "svpbmt";
+                       riscv,cbom-block-size = <64>;
+                       riscv,cbop-block-size = <64>;
+                       riscv,cboz-block-size = <64>;
+                       i-cache-block-size = <64>;
+                       i-cache-size = <32768>;
+                       i-cache-sets = <128>;
+                       d-cache-block-size = <64>;
+                       d-cache-size = <32768>;
+                       d-cache-sets = <128>;
+                       next-level-cache = <&cluster0_l2_cache>;
+                       mmu-type = "riscv,sv39";
+
+                       cpu0_intc: interrupt-controller {
+                               compatible = "riscv,cpu-intc";
+                               interrupt-controller;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
+               cpu_1: cpu@1 {
+                       compatible = "spacemit,x60", "riscv";
+                       device_type = "cpu";
+                       reg = <1>;
+                       riscv,isa = 
"rv64imafdcv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt";
+                       riscv,isa-base = "rv64i";
+                       riscv,isa-extensions = "i", "m", "a", "f", "d", "c", 
"v", "zicbom",
+                                              "zicbop", "zicboz", "zicntr", 
"zicond", "zicsr",
+                                              "zifencei", "zihintpause", 
"zihpm", "zfh", "zba",
+                                              "zbb", "zbc", "zbs", "zkt", 
"zvfh", "zvkt",
+                                              "sscofpmf", "sstc", "svinval", 
"svnapot", "svpbmt";
+                       riscv,cbom-block-size = <64>;
+                       riscv,cbop-block-size = <64>;
+                       riscv,cboz-block-size = <64>;
+                       i-cache-block-size = <64>;
+                       i-cache-size = <32768>;
+                       i-cache-sets = <128>;
+                       d-cache-block-size = <64>;
+                       d-cache-size = <32768>;
+                       d-cache-sets = <128>;
+                       next-level-cache = <&cluster0_l2_cache>;
+                       mmu-type = "riscv,sv39";
+
+                       cpu1_intc: interrupt-controller {
+                               compatible = "riscv,cpu-intc";
+                               interrupt-controller;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
+               cpu_2: cpu@2 {
+                       compatible = "spacemit,x60", "riscv";
+                       device_type = "cpu";
+                       reg = <2>;
+                       riscv,isa = 
"rv64imafdcv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt";
+                       riscv,isa-base = "rv64i";
+                       riscv,isa-extensions = "i", "m", "a", "f", "d", "c", 
"v", "zicbom",
+                                              "zicbop", "zicboz", "zicntr", 
"zicond", "zicsr",
+                                              "zifencei", "zihintpause", 
"zihpm", "zfh", "zba",
+                                              "zbb", "zbc", "zbs", "zkt", 
"zvfh", "zvkt",
+                                              "sscofpmf", "sstc", "svinval", 
"svnapot", "svpbmt";
+                       riscv,cbom-block-size = <64>;
+                       riscv,cbop-block-size = <64>;
+                       riscv,cboz-block-size = <64>;
+                       i-cache-block-size = <64>;
+                       i-cache-size = <32768>;
+                       i-cache-sets = <128>;
+                       d-cache-block-size = <64>;
+                       d-cache-size = <32768>;
+                       d-cache-sets = <128>;
+                       next-level-cache = <&cluster0_l2_cache>;
+                       mmu-type = "riscv,sv39";
+
+                       cpu2_intc: interrupt-controller {
+                               compatible = "riscv,cpu-intc";
+                               interrupt-controller;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
+               cpu_3: cpu@3 {
+                       compatible = "spacemit,x60", "riscv";
+                       device_type = "cpu";
+                       reg = <3>;
+                       riscv,isa = 
"rv64imafdcv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt";
+                       riscv,isa-base = "rv64i";
+                       riscv,isa-extensions = "i", "m", "a", "f", "d", "c", 
"v", "zicbom",
+                                              "zicbop", "zicboz", "zicntr", 
"zicond", "zicsr",
+                                              "zifencei", "zihintpause", 
"zihpm", "zfh", "zba",
+                                              "zbb", "zbc", "zbs", "zkt", 
"zvfh", "zvkt",
+                                              "sscofpmf", "sstc", "svinval", 
"svnapot", "svpbmt";
+                       riscv,cbom-block-size = <64>;
+                       riscv,cbop-block-size = <64>;
+                       riscv,cboz-block-size = <64>;
+                       i-cache-block-size = <64>;
+                       i-cache-size = <32768>;
+                       i-cache-sets = <128>;
+                       d-cache-block-size = <64>;
+                       d-cache-size = <32768>;
+                       d-cache-sets = <128>;
+                       next-level-cache = <&cluster0_l2_cache>;
+                       mmu-type = "riscv,sv39";
+
+                       cpu3_intc: interrupt-controller {
+                               compatible = "riscv,cpu-intc";
+                               interrupt-controller;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
+               cpu_4: cpu@4 {
+                       compatible = "spacemit,x60", "riscv";
+                       device_type = "cpu";
+                       reg = <4>;
+                       riscv,isa = 
"rv64imafdcv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt";
+                       riscv,isa-base = "rv64i";
+                       riscv,isa-extensions = "i", "m", "a", "f", "d", "c", 
"v", "zicbom",
+                                              "zicbop", "zicboz", "zicntr", 
"zicond", "zicsr",
+                                              "zifencei", "zihintpause", 
"zihpm", "zfh", "zba",
+                                              "zbb", "zbc", "zbs", "zkt", 
"zvfh", "zvkt",
+                                              "sscofpmf", "sstc", "svinval", 
"svnapot", "svpbmt";
+                       riscv,cbom-block-size = <64>;
+                       riscv,cbop-block-size = <64>;
+                       riscv,cboz-block-size = <64>;
+                       i-cache-block-size = <64>;
+                       i-cache-size = <32768>;
+                       i-cache-sets = <128>;
+                       d-cache-block-size = <64>;
+                       d-cache-size = <32768>;
+                       d-cache-sets = <128>;
+                       next-level-cache = <&cluster1_l2_cache>;
+                       mmu-type = "riscv,sv39";
+
+                       cpu4_intc: interrupt-controller {
+                               compatible = "riscv,cpu-intc";
+                               interrupt-controller;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
+               cpu_5: cpu@5 {
+                       compatible = "spacemit,x60", "riscv";
+                       device_type = "cpu";
+                       reg = <5>;
+                       riscv,isa = 
"rv64imafdcv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt";
+                       riscv,isa-base = "rv64i";
+                       riscv,isa-extensions = "i", "m", "a", "f", "d", "c", 
"v", "zicbom",
+                                              "zicbop", "zicboz", "zicntr", 
"zicond", "zicsr",
+                                              "zifencei", "zihintpause", 
"zihpm", "zfh", "zba",
+                                              "zbb", "zbc", "zbs", "zkt", 
"zvfh", "zvkt",
+                                              "sscofpmf", "sstc", "svinval", 
"svnapot", "svpbmt";
+                       riscv,cbom-block-size = <64>;
+                       riscv,cbop-block-size = <64>;
+                       riscv,cboz-block-size = <64>;
+                       i-cache-block-size = <64>;
+                       i-cache-size = <32768>;
+                       i-cache-sets = <128>;
+                       d-cache-block-size = <64>;
+                       d-cache-size = <32768>;
+                       d-cache-sets = <128>;
+                       next-level-cache = <&cluster1_l2_cache>;
+                       mmu-type = "riscv,sv39";
+
+                       cpu5_intc: interrupt-controller {
+                               compatible = "riscv,cpu-intc";
+                               interrupt-controller;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
+               cpu_6: cpu@6 {
+                       compatible = "spacemit,x60", "riscv";
+                       device_type = "cpu";
+                       reg = <6>;
+                       riscv,isa = 
"rv64imafdcv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt";
+                       riscv,isa-base = "rv64i";
+                       riscv,isa-extensions = "i", "m", "a", "f", "d", "c", 
"v", "zicbom",
+                                              "zicbop", "zicboz", "zicntr", 
"zicond", "zicsr",
+                                              "zifencei", "zihintpause", 
"zihpm", "zfh", "zba",
+                                              "zbb", "zbc", "zbs", "zkt", 
"zvfh", "zvkt",
+                                              "sscofpmf", "sstc", "svinval", 
"svnapot", "svpbmt";
+                       riscv,cbom-block-size = <64>;
+                       riscv,cbop-block-size = <64>;
+                       riscv,cboz-block-size = <64>;
+                       i-cache-block-size = <64>;
+                       i-cache-size = <32768>;
+                       i-cache-sets = <128>;
+                       d-cache-block-size = <64>;
+                       d-cache-size = <32768>;
+                       d-cache-sets = <128>;
+                       next-level-cache = <&cluster1_l2_cache>;
+                       mmu-type = "riscv,sv39";
+
+                       cpu6_intc: interrupt-controller {
+                               compatible = "riscv,cpu-intc";
+                               interrupt-controller;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
+               cpu_7: cpu@7 {
+                       compatible = "spacemit,x60", "riscv";
+                       device_type = "cpu";
+                       reg = <7>;
+                       riscv,isa = 
"rv64imafdcv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt";
+                       riscv,isa-base = "rv64i";
+                       riscv,isa-extensions = "i", "m", "a", "f", "d", "c", 
"v", "zicbom",
+                                              "zicbop", "zicboz", "zicntr", 
"zicond", "zicsr",
+                                              "zifencei", "zihintpause", 
"zihpm", "zfh", "zba",
+                                              "zbb", "zbc", "zbs", "zkt", 
"zvfh", "zvkt",
+                                              "sscofpmf", "sstc", "svinval", 
"svnapot", "svpbmt";
+                       riscv,cbom-block-size = <64>;
+                       riscv,cbop-block-size = <64>;
+                       riscv,cboz-block-size = <64>;
+                       i-cache-block-size = <64>;
+                       i-cache-size = <32768>;
+                       i-cache-sets = <128>;
+                       d-cache-block-size = <64>;
+                       d-cache-size = <32768>;
+                       d-cache-sets = <128>;
+                       next-level-cache = <&cluster1_l2_cache>;
+                       mmu-type = "riscv,sv39";
+
+                       cpu7_intc: interrupt-controller {
+                               compatible = "riscv,cpu-intc";
+                               interrupt-controller;
+                               #interrupt-cells = <1>;
+                       };
+               };
+
+               cluster0_l2_cache: l2-cache0 {
+                       compatible = "cache";
+                       cache-block-size = <64>;
+                       cache-level = <2>;
+                       cache-size = <524288>;
+                       cache-sets = <512>;
+                       cache-unified;
+               };
+
+               cluster1_l2_cache: l2-cache1 {
+                       compatible = "cache";
+                       cache-block-size = <64>;
+                       cache-level = <2>;
+                       cache-size = <524288>;
+                       cache-sets = <512>;
+                       cache-unified;
+               };
+       };
+
+       soc {
+               compatible = "simple-bus";
+               interrupt-parent = <&plic>;
+               #address-cells = <2>;
+               #size-cells = <2>;
+               dma-noncoherent;
+               ranges;
+
+               uart0: serial@d4017000 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017000 0x0 0x100>;
+                       interrupts = <42>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               uart2: serial@d4017100 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017100 0x0 0x100>;
+                       interrupts = <44>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               uart3: serial@d4017200 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017200 0x0 0x100>;
+                       interrupts = <45>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               uart4: serial@d4017300 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017300 0x0 0x100>;
+                       interrupts = <46>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               uart5: serial@d4017400 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017400 0x0 0x100>;
+                       interrupts = <47>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               uart6: serial@d4017500 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017500 0x0 0x100>;
+                       interrupts = <48>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               uart7: serial@d4017600 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017600 0x0 0x100>;
+                       interrupts = <49>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               uart8: serial@d4017700 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017700 0x0 0x100>;
+                       interrupts = <50>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               uart9: serial@d4017800 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xd4017800 0x0 0x100>;
+                       interrupts = <51>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "disabled";
+               };
+
+               plic: interrupt-controller@e0000000 {
+                       compatible = "spacemit,k1-plic", "sifive,plic-1.0.0";
+                       reg = <0x0 0xe0000000 0x0 0x4000000>;
+                       interrupts-extended = <&cpu0_intc 11>, <&cpu0_intc 9>,
+                                             <&cpu1_intc 11>, <&cpu1_intc 9>,
+                                             <&cpu2_intc 11>, <&cpu2_intc 9>,
+                                             <&cpu3_intc 11>, <&cpu3_intc 9>,
+                                             <&cpu4_intc 11>, <&cpu4_intc 9>,
+                                             <&cpu5_intc 11>, <&cpu5_intc 9>,
+                                             <&cpu6_intc 11>, <&cpu6_intc 9>,
+                                             <&cpu7_intc 11>, <&cpu7_intc 9>;
+                       interrupt-controller;
+                       #address-cells = <0>;
+                       #interrupt-cells = <1>;
+                       riscv,ndev = <159>;
+               };
+
+               clint: timer@e4000000 {
+                       compatible = "spacemit,k1-clint", "sifive,clint0";
+                       reg = <0x0 0xe4000000 0x0 0x10000>;
+                       interrupts-extended = <&cpu0_intc 3>, <&cpu0_intc 7>,
+                                             <&cpu1_intc 3>, <&cpu1_intc 7>,
+                                             <&cpu2_intc 3>, <&cpu2_intc 7>,
+                                             <&cpu3_intc 3>, <&cpu3_intc 7>,
+                                             <&cpu4_intc 3>, <&cpu4_intc 7>,
+                                             <&cpu5_intc 3>, <&cpu5_intc 7>,
+                                             <&cpu6_intc 3>, <&cpu6_intc 7>,
+                                             <&cpu7_intc 3>, <&cpu7_intc 7>;
+               };
+
+               sec_uart1: serial@f0612000 {
+                       compatible = "spacemit,k1-uart", "snps,dw-apb-uart";
+                       reg = <0x0 0xf0612000 0x0 0x100>;
+                       interrupts = <43>;
+                       clock-frequency = <14857000>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       status = "reserved"; /* for TEE usage */
+               };
+       };
+};
\ No newline at end of file
diff --git a/board/spacemit/bananapi-f3/Kconfig 
b/board/spacemit/bananapi-f3/Kconfig
new file mode 100644
index 
0000000000000000000000000000000000000000..f89fa9af2c7d92e87722a54c4df9216d76376de9
--- /dev/null
+++ b/board/spacemit/bananapi-f3/Kconfig
@@ -0,0 +1,25 @@
+if TARGET_BANANAPI_F3
+
+config SYS_BOARD
+       default "bananapi-f3"
+
+config SYS_VENDOR
+       default "spacemit"
+
+config SYS_CPU
+       default "k1"
+
+config SYS_CONFIG_NAME
+       default "bananapi-f3"
+
+config TEXT_BASE
+       default 0x00200000
+
+config SPL_OPENSBI_LOAD_ADDR
+       default 0x00000000
+
+config BOARD_SPECIFIC_OPTIONS
+       def_bool y
+       select SPACEMIT_K1
+
+endif
diff --git a/board/spacemit/bananapi-f3/MAINTAINERS 
b/board/spacemit/bananapi-f3/MAINTAINERS
new file mode 100644
index 
0000000000000000000000000000000000000000..131bad03181021bb10b8f2189f00870f45f6dac1
--- /dev/null
+++ b/board/spacemit/bananapi-f3/MAINTAINERS
@@ -0,0 +1,6 @@
+BananaPi F3
+M:     Huan Zhou <pericycle.cc@@gmail.com>
+S:     Maintained
+F:     board/spacemit/bananapi-f3/
+F:     configs/bananapi-f3_defconfig
+F:     doc/board/spacemit/bananapi-f3.rst
diff --git a/board/spacemit/bananapi-f3/Makefile 
b/board/spacemit/bananapi-f3/Makefile
new file mode 100644
index 
0000000000000000000000000000000000000000..2168698402b6d1d26988ca4e3a8e55367db51532
--- /dev/null
+++ b/board/spacemit/bananapi-f3/Makefile
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Copyright (c) 2024, Kongyang Liu <seashell11234...@gmail.com>
+
+obj-y := board.o
diff --git a/board/spacemit/bananapi-f3/board.c 
b/board/spacemit/bananapi-f3/board.c
new file mode 100644
index 
0000000000000000000000000000000000000000..2631cdd49e0eb4afde0efadb2f3014fd623f78f2
--- /dev/null
+++ b/board/spacemit/bananapi-f3/board.c
@@ -0,0 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2024, Kongyang Liu <seashell11234...@gmail.com>
+ */
+
+int board_init(void)
+{
+       return 0;
+}
diff --git a/configs/bananapi-f3_defconfig b/configs/bananapi-f3_defconfig
new file mode 100644
index 
0000000000000000000000000000000000000000..6363620208757df185e3a11ee1260eb57256ac68
--- /dev/null
+++ b/configs/bananapi-f3_defconfig
@@ -0,0 +1,20 @@
+CONFIG_RISCV=y
+CONFIG_SYS_MALLOC_LEN=0x1000000
+CONFIG_NR_DRAM_BANKS=2
+CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x1000000
+CONFIG_DEFAULT_DEVICE_TREE="k1-bananapi-f3"
+CONFIG_SYS_LOAD_ADDR=0x200000
+CONFIG_TARGET_BANANAPI_F3=y
+CONFIG_ARCH_RV64I=y
+CONFIG_RISCV_SMODE=y
+CONFIG_FIT=y
+CONFIG_SYS_BOOTM_LEN=0xa000000
+CONFIG_SUPPORT_RAW_INITRD=y
+CONFIG_OF_BOARD_SETUP=y
+CONFIG_SYS_CBSIZE=256
+CONFIG_SYS_PBSIZE=276
+CONFIG_HUSH_PARSER=y
+CONFIG_ENV_OVERWRITE=y
+CONFIG_SYS_NS16550=y
+CONFIG_SYS_NS16550_MEM32=y
diff --git a/include/configs/bananapi-f3.h b/include/configs/bananapi-f3.h
new file mode 100644
index 
0000000000000000000000000000000000000000..aecf69cd4cf8ddaea7dee57bf1a8ce8dc5db513d
--- /dev/null
+++ b/include/configs/bananapi-f3.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (c) 2024, Kongyang Liu <seashell11234...@gmail.com>
+ *
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CFG_SYS_SDRAM_BASE         0x0
+#define CFG_SYS_NS16550_IER        0x40
+
+#endif /* __CONFIG_H */

-- 
2.39.5

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