[adm5120] experimental support for the Motorola MU Gateway

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12662 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 115 insertions, 0 deletions

diff --git a/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/Kconfig b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/Kconfig
index 1c4a91ad8..71868f9b5 100644
--- a/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/Kconfig
+++ b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/Kconfig
@@ -123,6 +123,13 @@ config ADM5120_MACH_RB_192
 	select ADM5120_OEM_MIKROTIK
 	default y
 
+config ADM5120_MACH_PMUGW
+	bool "Motorola Powerline MU Gateway"
+	depends on CPU_LITTLE_ENDIAN
+	select ADM5120_SOC_BGA
+	select ADM5120_OEM_MOTOROLA
+	default y
+
 config ADM5120_MACH_P_334WT
 	bool "ZyXEL Prestige 334WT"
 	depends on CPU_BIG_ENDIAN
@@ -158,6 +165,9 @@ config ADM5120_OEM_INFINEON
 config ADM5120_OEM_MIKROTIK
 	def_bool n
 
+config ADM5120_OEM_MOTOROLA
+	def_bool n
+
 config ADM5120_OEM_ZYXEL
 	def_bool n
 
diff --git a/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/common/prom.c b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/common/prom.c
index 260c4e5bb..4c48dc0be 100644
--- a/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/common/prom.c
+++ b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/common/prom.c
@@ -67,6 +67,8 @@ static struct board_desc common_boards[] __initdata = {
 	DEFBOARD("153",		MACH_ADM5120_RB_153),
 	DEFBOARD("192",		MACH_ADM5120_RB_192),
 	DEFBOARD("miniROUTER",	MACH_ADM5120_RB_150),
+	/* Motorola boards */
+	DEFBOARD("Powerline MU Gateway",MACH_ADM5120_PMUGW),
 };
 
 static unsigned long __init find_machtype_byname(char *name)
diff --git a/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/motorola/Makefile b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/motorola/Makefile
new file mode 100644
index 000000000..239d5a088
--- /dev/null
+++ b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/motorola/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_ADM5120_MACH_PMUGW)		+= pmugw.o
diff --git a/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/motorola/pmugw.c b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/motorola/pmugw.c
new file mode 100644
index 000000000..a74d37d4f
--- /dev/null
+++ b/target/linux/adm5120/files-2.6.26/arch/mips/adm5120/motorola/pmugw.c
@@ -0,0 +1,102 @@
+/*
+ *  Motorola Powerline MU Gateway board
+ *
+ *  Copyright (C) 2008 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.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/etherdevice.h>
+
+#include <asm/bootinfo.h>
+
+#include <asm/mach-adm5120/adm5120_defs.h>
+#include <asm/mach-adm5120/adm5120_board.h>
+#include <asm/mach-adm5120/adm5120_platform.h>
+#include <asm/mach-adm5120/adm5120_info.h>
+
+#include <prom/admboot.h>
+
+#define PMUGW_CONFIG_OFFSET	0x10000
+#define PMUGW_CONFIG_SIZE	0x1000
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition pmugw_partitions[] = {
+	{
+		.name	= "admboot",
+		.offset	= 0,
+		.size	= 64*1024,
+		.mask_flags = MTD_WRITEABLE,
+	} , {
+		.name	= "boardcfg",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= 64*1024,
+	} , {
+		.name	= "firmware",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= MTDPART_SIZ_FULL,
+	}
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static u8 pmugw_vlans[6] __initdata = {
+	0x41, 0x42, 0x44, 0x48, 0x50, 0x00
+};
+
+static __init void pmugw_setup_mac(void)
+{
+	u8 mac_base[6];
+	int err;
+
+	err = admboot_get_mac_base(PMUGW_CONFIG_OFFSET,
+				   PMUGW_CONFIG_SIZE, mac_base);
+
+	if ((err) || !is_valid_ether_addr(mac_base))
+		random_ether_addr(mac_base);
+
+	adm5120_setup_eth_macs(mac_base);
+}
+
+static void switch_bank_gpio5(unsigned bank)
+{
+	switch (bank) {
+	case 0:
+		gpio_set_value(ADM5120_GPIO_PIN5, 0);
+		break;
+	case 1:
+		gpio_set_value(ADM5120_GPIO_PIN5, 1);
+		break;
+	}
+}
+
+void __init pmugw_setup(void)
+{
+	/* setup flash A20 line */
+	gpio_request(ADM5120_GPIO_PIN5, NULL);
+	gpio_direction_output(ADM5120_GPIO_PIN5, 0);
+	adm5120_flash0_data.switch_bank = switch_bank_gpio5;
+
+#ifdef CONFIG_MTD_PARTITIONS
+	adm5120_flash0_data.nr_parts = ARRAY_SIZE(pmugw_partitions);
+	adm5120_flash0_data.parts = pmugw_partitions;
+#endif /* CONFIG_MTD_PARTITIONS */
+
+	adm5120_add_device_uart(1); /* ttyS0 */
+	adm5120_add_device_uart(0); /* ttyS1 */
+
+	adm5120_add_device_flash(0);
+
+	pmugw_setup_mac();
+	adm5120_add_device_switch(5, pmugw_vlans);
+}
+
+ADM5120_BOARD(MACH_ADM5120_PMUGW,
+		"Motorola Powerline MU Gateway",
+		pmugw_setup);