This provides low level initialization of pll and ddr2. Resulting binary
should work from SRAM, DDR2 and SPI flash. If started from DDR2 RAM
level initialization will skipped.
Signed-off-by: Oleksij Rempel <linux@xxxxxxxxxxxxxxxx>
---
arch/mips/Makefile | 1 +
arch/mips/boards/tplink-wdr4300/Makefile | 1 +
arch/mips/boards/tplink-wdr4300/board.c | 28 ++++++++++
.../tplink-wdr4300/include/board/board_pbl_start.h | 62 ++++++++++++++++++++++
arch/mips/configs/tplink-wdr4300_defconfig | 50 +++++++++++++++++
arch/mips/dts/ar9344_tl_wdr3400.dts | 47 ++++++++++++++++
arch/mips/mach-ath79/Kconfig | 10 ++++
7 files changed, 199 insertions(+)
create mode 100644 arch/mips/boards/tplink-wdr4300/Makefile
create mode 100644 arch/mips/boards/tplink-wdr4300/board.c
create mode 100644 arch/mips/boards/tplink-wdr4300/include/board/board_pbl_start.h
create mode 100644 arch/mips/configs/tplink-wdr4300_defconfig
create mode 100644 arch/mips/dts/ar9344_tl_wdr3400.dts
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 75761b5e7..dd5ceea20 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -80,6 +80,7 @@ board-$(CONFIG_BOARD_NETGEAR_WG102) := netgear-wg102
machine-$(CONFIG_MACH_MIPS_ATH79) := ath79
board-$(CONFIG_BOARD_TPLINK_MR3020) := tplink-mr3020
+board-$(CONFIG_BOARD_TPLINK_WDR4300) := tplink-wdr4300
board-$(CONFIG_BOARD_BLACK_SWIFT) := black-swift
machine-$(CONFIG_MACH_MIPS_BCM47XX) := bcm47xx
diff --git a/arch/mips/boards/tplink-wdr4300/Makefile b/arch/mips/boards/tplink-wdr4300/Makefile
new file mode 100644
index 000000000..dcfc2937d
--- /dev/null
+++ b/arch/mips/boards/tplink-wdr4300/Makefile
@@ -0,0 +1 @@
+obj-y += board.o
diff --git a/arch/mips/boards/tplink-wdr4300/board.c b/arch/mips/boards/tplink-wdr4300/board.c
new file mode 100644
index 000000000..d6126fcb6
--- /dev/null
+++ b/arch/mips/boards/tplink-wdr4300/board.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2017 Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
+ * Copyright (C) 2014 Antony Pavlov <antonynpavlov@xxxxxxxxx>
+ *
+ * This file is part of barebox.
+ * See file CREDITS for list of people who contributed to this project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <common.h>
+#include <init.h>
+
+static int model_hostname_init(void)
+{
+ barebox_set_hostname("wdr4300");
+
+ return 0;
+}
+postcore_initcall(model_hostname_init);
diff --git a/arch/mips/boards/tplink-wdr4300/include/board/board_pbl_start.h b/arch/mips/boards/tplink-wdr4300/include/board/board_pbl_start.h
new file mode 100644
index 000000000..7d4ee4bab
--- /dev/null
+++ b/arch/mips/boards/tplink-wdr4300/include/board/board_pbl_start.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2017 Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
+ *
+ * This file is part of barebox.
+ * See file CREDITS for list of people who contributed to this project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <mach/debug_ll_ar9344.h>
+#include <asm/pbl_macros.h>
+#include <mach/pbl_macros.h>
+#include <mach/pbl_ll_init_ar9344_1.1.h>
+#include <asm/pbl_nmon.h>
+
+ .macro board_pbl_start
+ .set push
+ .set noreorder
+
+ mips_barebox_10h
+
+ debug_ll_ar9344_init
+
+ debug_ll_outc '1'
+
+ hornet_mips24k_cp0_setup
+ debug_ll_outc '2'
+
+ /* test if we are in the SRAM */
+ pbl_blt 0xbd000000 1f t8
+ debug_ll_outc '3'
+ b skip_flash_test
+ nop
+1:
+ /* test if we are in the flash */
+ pbl_blt 0xbf000000 skip_pll_ram_config t8
+ debug_ll_outc '4'
+skip_flash_test:
+
+ pbl_ar9344_v11_pll_config
+ debug_ll_outc '5'
+
+ pbl_ar9344_v11_ddr2_config
+
+skip_pll_ram_config:
+ debug_ll_outc '6'
+ debug_ll_outnl
+
+ mips_nmon
+
+ copy_to_link_location pbl_start
+
+ .set pop
+ .endm
diff --git a/arch/mips/configs/tplink-wdr4300_defconfig b/arch/mips/configs/tplink-wdr4300_defconfig
new file mode 100644
index 000000000..9114b86db
--- /dev/null
+++ b/arch/mips/configs/tplink-wdr4300_defconfig
@@ -0,0 +1,50 @@
+CONFIG_BUILTIN_DTB=y
+CONFIG_BUILTIN_DTB_NAME="ar9344_tl_wdr3400"
+CONFIG_MACH_MIPS_ATH79=y
+CONFIG_BOARD_TPLINK_WDR4300=y
+CONFIG_PBL_IMAGE=y
+CONFIG_IMAGE_COMPRESSION_XZKERN=y
+CONFIG_MMU=y
+CONFIG_TEXT_BASE=0xbfc00000
+CONFIG_MALLOC_TLSF=y
+CONFIG_CMDLINE_EDITING=y
+CONFIG_AUTO_COMPLETE=y
+CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
+CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_LL=y
+CONFIG_DEBUG_INITCALLS=y
+CONFIG_LONGHELP=y
+CONFIG_CMD_IOMEM=y
+CONFIG_CMD_MEMINFO=y
+CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
+# CONFIG_CMD_BOOTM is not set
+CONFIG_CMD_GO=y
+CONFIG_CMD_LOADB=y
+CONFIG_CMD_LOADY=y
+CONFIG_CMD_RESET=y
+CONFIG_CMD_SHA1SUM=y
+CONFIG_CMD_LET=y
+CONFIG_CMD_SLEEP=y
+CONFIG_CMD_EDIT=y
+CONFIG_CMD_MM=y
+CONFIG_CMD_CLK=y
+CONFIG_CMD_FLASH=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_LED=y
+CONFIG_CMD_SPI=y
+CONFIG_CMD_LED_TRIGGER=y
+CONFIG_CMD_OF_NODE=y
+CONFIG_CMD_OF_PROPERTY=y
+CONFIG_CMD_OFTREE=y
+CONFIG_OFDEVICE=y
+CONFIG_DRIVER_SERIAL_NS16550=y
+CONFIG_DRIVER_SPI_ATH79=y
+CONFIG_MTD=y
+# CONFIG_MTD_OOB_DEVICE is not set
+CONFIG_MTD_M25P80=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
+CONFIG_LED_GPIO_OF=y
+CONFIG_LED_TRIGGERS=y
+CONFIG_DIGEST_SHA224_GENERIC=y
+CONFIG_DIGEST_SHA256_GENERIC=y
diff --git a/arch/mips/dts/ar9344_tl_wdr3400.dts b/arch/mips/dts/ar9344_tl_wdr3400.dts
new file mode 100644
index 000000000..825b4820d
--- /dev/null
+++ b/arch/mips/dts/ar9344_tl_wdr3400.dts
@@ -0,0 +1,47 @@
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "ar9344.dtsi"
+
+/ {
+ model = "TP-Link WDR4300";
+ compatible = "tplink,tl-wdr4300";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x8000000>;
+ };
+
+ chosen {
+ stdout-path = &uart0;
+ };
+};
+
+&ref {
+ clock-frequency = <40000000>;
+};
+
+&uart0 {
+ status = "okay";
+ clock-frequency = <40000000>;
+};
+
+&spi {
+ num-chipselects = <1>;
+ status = "okay";
+
+ /* Winbond W25Q64CV SPI flash */
+ spiflash: w25q64cv@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "winbond,w25q64cv", "jedec,spi-nor";
+ spi-max-frequency = <104000000>;
+ reg = <0>;
+ };
+};
diff --git a/arch/mips/mach-ath79/Kconfig b/arch/mips/mach-ath79/Kconfig
index f2eae2532..9fec00c98 100644
--- a/arch/mips/mach-ath79/Kconfig
+++ b/arch/mips/mach-ath79/Kconfig
@@ -7,6 +7,9 @@ config ARCH_TEXT_BASE
config SOC_QCA_AR9331
bool
+config SOC_QCA_AR9344
+ bool
+
choice
prompt "Board type"
@@ -17,6 +20,13 @@ config BOARD_TPLINK_MR3020
select HAVE_IMAGE_COMPRESSION
select HAS_NMON
+config BOARD_TPLINK_WDR4300
+ bool "TP-LINK WDR4300"
+ select SOC_QCA_AR9344
+ select HAVE_PBL_IMAGE
+ select HAVE_IMAGE_COMPRESSION
+ select HAS_NMON
+
config BOARD_BLACK_SWIFT
bool "Black Swift"
select SOC_QCA_AR9331
--
2.11.0
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