ar71xx: add initial support for the Mikrotik RB911G/RB912UAG boards

It is only on RB911G-5HPnD and RB912UAG-5HPnD boards.
The LEDs and the USB port is not working yet.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39102 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 218 insertions, 0 deletions

diff --git a/target/linux/ar71xx/config-3.10 b/target/linux/ar71xx/config-3.10
index 2d6f404006..f0568b0c8f 100644
--- a/target/linux/ar71xx/config-3.10
+++ b/target/linux/ar71xx/config-3.10
@@ -64,6 +64,7 @@ CONFIG_ATH79_MACH_PB92=y
 # CONFIG_ATH79_MACH_RB2011 is not set
 # CONFIG_ATH79_MACH_RB4XX is not set
 # CONFIG_ATH79_MACH_RB750 is not set
+# CONFIG_ATH79_MACH_RB91X is not set
 # CONFIG_ATH79_MACH_RB95X is not set
 CONFIG_ATH79_MACH_RW2458N=y
 CONFIG_ATH79_MACH_TEW_632BRP=y
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c
new file mode 100644
index 0000000000..65d9ee5b9d
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c
@@ -0,0 +1,176 @@
+/*
+ *  MikroTik RouterBOARD 91X support
+ *
+ *  Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
+ *
+ *  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.
+ */
+
+#define pr_fmt(fmt) "rb91x: " fmt
+
+#include <linux/phy.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/ath9k_platform.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/74x164.h>
+#include <linux/spi/flash.h>
+#include <linux/routerboot.h>
+#include <linux/gpio.h>
+
+#include <asm/prom.h>
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ath79_spi_platform.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include "common.h"
+#include "dev-eth.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "dev-nfc.h"
+#include "dev-usb.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+#include "pci.h"
+#include "routerboot.h"
+
+#define RB_ROUTERBOOT_OFFSET	0x0000
+#define RB_ROUTERBOOT_MIN_SIZE	0xb000
+#define RB_HARD_CFG_SIZE	0x1000
+#define RB_BIOS_OFFSET		0xd000
+#define RB_BIOS_SIZE		0x1000
+#define RB_SOFT_CFG_OFFSET	0xf000
+#define RB_SOFT_CFG_SIZE	0x1000
+
+#define RB91X_FLAG_USB		BIT(0)
+#define RB91X_FLAG_PCIE		BIT(1)
+
+struct rb_board_info {
+	const char *name;
+	u32 flags;
+};
+
+static struct mtd_partition rb711gr100_spi_partitions[] = {
+	{
+		.name		= "routerboot",
+		.offset		= RB_ROUTERBOOT_OFFSET,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "hard_config",
+		.size		= RB_HARD_CFG_SIZE,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "bios",
+		.offset		= RB_BIOS_OFFSET,
+		.size		= RB_BIOS_SIZE,
+		.mask_flags	= MTD_WRITEABLE,
+	}, {
+		.name		= "soft_config",
+		.size		= RB_SOFT_CFG_SIZE,
+	}
+};
+
+static struct flash_platform_data rb711gr100_spi_flash_data = {
+	.parts		= rb711gr100_spi_partitions,
+	.nr_parts	= ARRAY_SIZE(rb711gr100_spi_partitions),
+};
+
+static void __init rb711gr100_init_partitions(const struct rb_info *info)
+{
+	rb711gr100_spi_partitions[0].size = info->hard_cfg_offs;
+	rb711gr100_spi_partitions[1].offset = info->hard_cfg_offs;
+
+	rb711gr100_spi_partitions[3].offset = info->soft_cfg_offs;
+}
+
+void __init rb711gr100_wlan_init(void)
+{
+	char *caldata;
+	u8 wlan_mac[ETH_ALEN];
+
+	caldata = rb_get_wlan_data();
+	if (caldata == NULL)
+		return;
+
+	ath79_init_mac(wlan_mac, ath79_mac_base, 1);
+	ath79_register_wmac(caldata + 0x1000, wlan_mac);
+
+	kfree(caldata);
+}
+
+#define RB_BOARD_INFO(_name, _flags)	\
+	{				\
+		.name = (_name),	\
+		.flags = (_flags),	\
+	}
+
+static const struct rb_board_info rb711gr100_boards[] __initconst = {
+	RB_BOARD_INFO("911G-2HPnD", 0),
+	RB_BOARD_INFO("911G-5HPnD", 0),
+	RB_BOARD_INFO("912UAG-2HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE),
+	RB_BOARD_INFO("912UAG-5HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE),
+};
+
+static u32 rb711gr100_get_flags(const struct rb_info *info)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(rb711gr100_boards); i++) {
+		const struct rb_board_info *bi;
+
+		bi = &rb711gr100_boards[i];
+		if (strcmp(info->board_name, bi->name) == 0)
+			return bi->flags;
+	}
+
+	return 0;
+}
+
+static void __init rb711gr100_setup(void)
+{
+	const struct rb_info *info;
+	char buf[64];
+	u32 flags;
+
+	info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000);
+	if (!info)
+		return;
+
+	scnprintf(buf, sizeof(buf), "Mikrotik RouterBOARD %s",
+		  (info->board_name) ? info->board_name : "");
+	mips_set_machine_name(buf);
+
+	rb711gr100_init_partitions(info);
+	ath79_register_m25p80(&rb711gr100_spi_flash_data);
+
+	ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
+				   AR934X_ETH_CFG_SW_ONLY_MODE);
+
+	ath79_register_mdio(0, 0x0);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
+	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ath79_eth0_data.phy_mask = BIT(0);
+
+	ath79_register_eth(0);
+
+	rb711gr100_wlan_init();
+
+	platform_device_register_simple("rb91x-nand", -1, NULL, 0);
+
+	flags = rb711gr100_get_flags(info);
+
+	if (flags & RB91X_FLAG_USB)
+		ath79_register_usb();
+
+	if (flags & RB91X_FLAG_PCIE)
+		ath79_register_pci();
+
+}
+
+MIPS_MACHINE_NONAME(ATH79_MACH_RB_711GR100, "711Gr100", rb711gr100_setup);
diff --git a/target/linux/ar71xx/mikrotik/config-default b/target/linux/ar71xx/mikrotik/config-default
index d9a8102ec2..0c64d316bf 100644
--- a/target/linux/ar71xx/mikrotik/config-default
+++ b/target/linux/ar71xx/mikrotik/config-default
@@ -37,6 +37,7 @@
 CONFIG_ATH79_MACH_RB2011=y
 CONFIG_ATH79_MACH_RB4XX=y
 CONFIG_ATH79_MACH_RB750=y
+CONFIG_ATH79_MACH_RB91X=y
 CONFIG_ATH79_MACH_RB95X=y
 # CONFIG_ATH79_MACH_RW2458N is not set
 # CONFIG_ATH79_MACH_TEW_632BRP is not set
@@ -98,6 +99,7 @@ CONFIG_MTD_NAND_AR934X=y
 CONFIG_MTD_NAND_ECC=y
 CONFIG_MTD_NAND_RB4XX=y
 CONFIG_MTD_NAND_RB750=y
+CONFIG_MTD_NAND_RB91X=y
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_SM_COMMON is not set
 # CONFIG_MTD_TPLINK_PARTS is not set
diff --git a/target/linux/ar71xx/patches-3.10/703-MIPS-ath79-add-RB91x-support.patch b/target/linux/ar71xx/patches-3.10/703-MIPS-ath79-add-RB91x-support.patch
new file mode 100644
index 0000000000..59679a2722
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.10/703-MIPS-ath79-add-RB91x-support.patch
@@ -0,0 +1,39 @@
+--- a/arch/mips/ath79/machtypes.h
++++ b/arch/mips/ath79/machtypes.h
+@@ -75,6 +75,7 @@ enum ath79_mach_type {
+ 	ATH79_MACH_RB_450,		/* MikroTik RouterBOARD 450 */
+ 	ATH79_MACH_RB_493,		/* Mikrotik RouterBOARD 493/493AH */
+ 	ATH79_MACH_RB_493G,		/* Mikrotik RouterBOARD 493G */
++	ATH79_MACH_RB_711GR100,		/* Mikrotik RouterBOARD 911/912 boards */
+ 	ATH79_MACH_RB_750,		/* MikroTik RouterBOARD 750 */
+ 	ATH79_MACH_RB_750G_R3,		/* MikroTik RouterBOARD 750GL */
+ 	ATH79_MACH_RB_751,		/* MikroTik RouterBOARD 751 */
+--- a/arch/mips/ath79/Kconfig
++++ b/arch/mips/ath79/Kconfig
+@@ -391,6 +391,16 @@ config ATH79_MACH_RB750
+ 	select ATH79_ROUTERBOOT
+ 	select RLE_DECOMPRESS
+ 
++config ATH79_MACH_RB91X
++	bool "MikroTik RouterBOARD 91X support"
++	select SOC_AR934X
++	select ATH79_DEV_ETH
++	select ATH79_DEV_M25P80
++	select ATH79_DEV_WMAC
++	select ATH79_DEV_USB
++	select ATH79_ROUTERBOOT
++	select RLE_DECOMPRESS
++
+ config ATH79_MACH_RB95X
+        bool "MikroTik RouterBOARD 95X support"
+        select SOC_AR934X
+--- a/arch/mips/ath79/Makefile
++++ b/arch/mips/ath79/Makefile
+@@ -78,6 +78,7 @@ obj-$(CONFIG_ATH79_MACH_PB44)		+= mach-p
+ obj-$(CONFIG_ATH79_MACH_PB92)		+= mach-pb92.o
+ obj-$(CONFIG_ATH79_MACH_RB4XX)		+= mach-rb4xx.o
+ obj-$(CONFIG_ATH79_MACH_RB750)		+= mach-rb750.o
++obj-$(CONFIG_ATH79_MACH_RB91X)		+= mach-rb91x.o
+ obj-$(CONFIG_ATH79_MACH_RB95X)		+= mach-rb95x.o
+ obj-$(CONFIG_ATH79_MACH_RB2011)		+= mach-rb2011.o
+ obj-$(CONFIG_ATH79_MACH_RW2458N)	+= mach-rw2458n.o