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openwrt-xburst/target/linux/brcm63xx/patches-3.3/454-board_livebox.patch
jogo 9a987b468a brcm63xx: add support for linux 3.3
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30027 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-02-04 10:17:27 +00:00

252 lines
5.4 KiB
Diff

--- a/arch/mips/bcm63xx/boards/Kconfig
+++ b/arch/mips/bcm63xx/boards/Kconfig
@@ -8,4 +8,10 @@ config BOARD_BCM963XX
select SSB
help
+config BOARD_LIVEBOX
+ bool "Inventel Livebox(es) boards"
+ select SSB
+ help
+ Inventel Livebox boards using the RedBoot bootloader.
+
endchoice
--- a/arch/mips/bcm63xx/boards/Makefile
+++ b/arch/mips/bcm63xx/boards/Makefile
@@ -1,3 +1,4 @@
obj-$(CONFIG_BOARD_BCM963XX) += board_bcm963xx.o
+obj-$(CONFIG_BOARD_LIVEBOX) += board_livebox.o
ccflags-y := -Werror
--- /dev/null
+++ b/arch/mips/bcm63xx/boards/board_livebox.c
@@ -0,0 +1,228 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/input.h>
+#include <linux/gpio_buttons.h>
+#include <asm/addrspace.h>
+#include <bcm63xx_board.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+#include <bcm63xx_dev_uart.h>
+#include <bcm63xx_dev_pci.h>
+#include <bcm63xx_dev_enet.h>
+#include <bcm63xx_dev_pcmcia.h>
+#include <bcm63xx_dev_usb_ohci.h>
+#include <bcm63xx_dev_usb_ehci.h>
+#include <board_bcm963xx.h>
+
+#define PFX "board_livebox: "
+
+static unsigned int mac_addr_used = 0;
+static struct board_info board;
+
+/*
+ * known 6348 boards
+ */
+#ifdef CONFIG_BCM63XX_CPU_6348
+static struct board_info __initdata board_livebox = {
+ .name = "Livebox",
+ .expected_cpu_id = 0x6348,
+
+ .has_uart0 = 1,
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+ .has_ohci0 = 1,
+ .has_pccard = 1,
+ .has_ehci0 = 1,
+};
+#endif
+
+/*
+ * all boards
+ */
+static const struct board_info __initdata *bcm963xx_boards[] = {
+#ifdef CONFIG_BCM63XX_CPU_6348
+ &board_livebox
+#endif
+};
+
+/*
+ * early init callback
+ */
+void __init board_prom_init(void)
+{
+ u32 val;
+
+ /* read base address of boot chip select (0) */
+ val = bcm_mpi_readl(MPI_CSBASE_REG(0));
+ val &= MPI_CSBASE_BASE_MASK;
+
+ /* assume board is a Livebox */
+ memcpy(&board, bcm963xx_boards[0], sizeof(board));
+
+ /* setup pin multiplexing depending on board enabled device,
+ * this has to be done this early since PCI init is done
+ * inside arch_initcall */
+ val = 0;
+
+ if (board.has_pci) {
+ bcm63xx_pci_enabled = 1;
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G2_PCI;
+ }
+
+ if (board.has_pccard) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G1_MII_PCCARD;
+ }
+
+ if (board.has_enet0 && !board.enet0.use_internal_phy) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G3_EXT_MII |
+ GPIO_MODE_6348_G0_EXT_MII;
+ }
+
+ if (board.has_enet1 && !board.enet1.use_internal_phy) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G3_EXT_MII |
+ GPIO_MODE_6348_G0_EXT_MII;
+ }
+
+ bcm_gpio_writel(val, GPIO_MODE_REG);
+}
+
+/*
+ * second stage init callback, good time to panic if we couldn't
+ * identify on which board we're running since early printk is working
+ */
+void __init board_setup(void)
+{
+ if (!board.name[0])
+ panic("unable to detect bcm963xx board");
+ printk(KERN_INFO PFX "board name: %s\n", board.name);
+
+ /* make sure we're running on expected cpu */
+ if (bcm63xx_get_cpu_id() != board.expected_cpu_id)
+ panic("unexpected CPU for bcm963xx board");
+}
+
+/*
+ * return board name for /proc/cpuinfo
+ */
+const char *board_get_name(void)
+{
+ return board.name;
+}
+
+/*
+ * register & return a new board mac address
+ */
+
+static int board_get_mac_address(u8 *mac)
+{
+ u8 default_mac[ETH_ALEN] = {0x00, 0x07, 0x3A, 0x00, 0x00, 0x00};
+ u8 *p;
+ int count;
+
+ memcpy(mac, default_mac, ETH_ALEN);
+
+ p = mac + ETH_ALEN - 1;
+ count = mac_addr_used;
+
+ while (count--) {
+ do {
+ (*p)++;
+ if (*p != 0)
+ break;
+ p--;
+ } while (p != mac);
+ }
+
+ if (p == mac) {
+ printk(KERN_ERR PFX "unable to fetch mac address\n");
+ return -ENODEV;
+ }
+ mac_addr_used++;
+
+ return 0;
+}
+
+static struct resource mtd_resources[] = {
+ {
+ .start = 0, /* filled at runtime */
+ .end = 0, /* filled at runtime */
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+static struct platform_device mtd_dev = {
+ .name = "bcm963xx-flash",
+ .resource = mtd_resources,
+ .num_resources = ARRAY_SIZE(mtd_resources),
+};
+
+
+/*
+ * third stage init callback, register all board devices.
+ */
+int __init board_register_devices(void)
+{
+ u32 val;
+
+ if (board.has_uart0)
+ bcm63xx_uart_register(0);
+
+ if (board.has_pccard)
+ bcm63xx_pcmcia_register();
+
+ if (board.has_enet0 &&
+ !board_get_mac_address(board.enet0.mac_addr))
+ bcm63xx_enet_register(0, &board.enet0);
+
+ if (board.has_enet1 &&
+ !board_get_mac_address(board.enet1.mac_addr))
+ bcm63xx_enet_register(1, &board.enet1);
+
+ if (board.has_ohci0)
+ bcm63xx_ohci_register();
+
+ if (board.has_ehci0)
+ bcm63xx_ehci_register();
+
+
+ /* read base address of boot chip select (0) */
+ val = bcm_mpi_readl(MPI_CSBASE_REG(0));
+ val &= MPI_CSBASE_BASE_MASK;
+ mtd_resources[0].start = val;
+ mtd_resources[0].end = 0x1FFFFFFF;
+
+ platform_device_register(&mtd_dev);
+
+ return 0;
+}
+