brcm63xx: add linux 4.4 support

Only netboot tested. Flash at your own risk.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 47702

1 files changed, 492 insertions, 0 deletions

diff --git a/target/linux/brcm63xx/patches-4.4/207-MIPS-BCM63XX-move-device-registration-code-into-its-.patch b/target/linux/brcm63xx/patches-4.4/207-MIPS-BCM63XX-move-device-registration-code-into-its-.patch
new file mode 100644
index 0000000000..f2b2847e68
--- /dev/null
+++ b/target/linux/brcm63xx/patches-4.4/207-MIPS-BCM63XX-move-device-registration-code-into-its-.patch
@@ -0,0 +1,492 @@
+From 5a50cb0d53344a2429831b00925d6183d4d332e1 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Sun, 9 Mar 2014 03:54:05 +0100
+Subject: [PATCH 40/44] MIPS: BCM63XX: move device registration code into its
+ own file
+
+Move device registration code into its own file to allow sharing it
+between board implementations.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/bcm63xx/boards/Makefile         |   1 +
+ arch/mips/bcm63xx/boards/board_bcm963xx.c | 188 +-------------------------
+ arch/mips/bcm63xx/boards/board_common.c   | 215 ++++++++++++++++++++++++++++++
+ arch/mips/bcm63xx/boards/board_common.h   |   8 ++
+ 4 files changed, 223 insertions(+), 183 deletions(-)
+ create mode 100644 arch/mips/bcm63xx/boards/board_common.c
+ create mode 100644 arch/mips/bcm63xx/boards/board_common.h
+
+--- a/arch/mips/bcm63xx/boards/Makefile
++++ b/arch/mips/bcm63xx/boards/Makefile
+@@ -1 +1,2 @@
++obj-y					+= board_common.o
+ obj-$(CONFIG_BOARD_BCM963XX)		+= board_bcm963xx.o
+--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
+@@ -12,34 +12,21 @@
+ #include <linux/init.h>
+ #include <linux/kernel.h>
+ #include <linux/string.h>
+-#include <linux/platform_device.h>
+-#include <linux/ssb/ssb.h>
+ #include <asm/addrspace.h>
+ #include <bcm63xx_board.h>
+ #include <bcm63xx_cpu.h>
+-#include <bcm63xx_dev_uart.h>
+ #include <bcm63xx_regs.h>
+ #include <bcm63xx_io.h>
+ #include <bcm63xx_nvram.h>
+-#include <bcm63xx_dev_pci.h>
+-#include <bcm63xx_dev_enet.h>
+-#include <bcm63xx_dev_dsp.h>
+-#include <bcm63xx_dev_flash.h>
+-#include <bcm63xx_dev_hsspi.h>
+-#include <bcm63xx_dev_pcmcia.h>
+-#include <bcm63xx_dev_spi.h>
+-#include <bcm63xx_dev_usb_ehci.h>
+-#include <bcm63xx_dev_usb_ohci.h>
+-#include <bcm63xx_dev_usb_usbd.h>
+ #include <board_bcm963xx.h>
+ 
++#include "board_common.h"
++
+ #include <uapi/linux/bcm933xx_hcs.h>
+ 
+ 
+ #define HCS_OFFSET_128K			0x20000
+ 
+-static struct board_info board;
+-
+ /*
+  * known 3368 boards
+  */
+@@ -712,52 +699,6 @@ static const struct board_info __initcon
+ };
+ 
+ /*
+- * Register a sane SPROMv2 to make the on-board
+- * bcm4318 WLAN work
+- */
+-#ifdef CONFIG_SSB_PCIHOST
+-static struct ssb_sprom bcm63xx_sprom = {
+-	.revision		= 0x02,
+-	.board_rev		= 0x17,
+-	.country_code		= 0x0,
+-	.ant_available_bg	= 0x3,
+-	.pa0b0			= 0x15ae,
+-	.pa0b1			= 0xfa85,
+-	.pa0b2			= 0xfe8d,
+-	.pa1b0			= 0xffff,
+-	.pa1b1			= 0xffff,
+-	.pa1b2			= 0xffff,
+-	.gpio0			= 0xff,
+-	.gpio1			= 0xff,
+-	.gpio2			= 0xff,
+-	.gpio3			= 0xff,
+-	.maxpwr_bg		= 0x004c,
+-	.itssi_bg		= 0x00,
+-	.boardflags_lo		= 0x2848,
+-	.boardflags_hi		= 0x0000,
+-};
+-
+-int bcm63xx_get_fallback_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
+-{
+-	if (bus->bustype == SSB_BUSTYPE_PCI) {
+-		memcpy(out, &bcm63xx_sprom, sizeof(struct ssb_sprom));
+-		return 0;
+-	} else {
+-		pr_err("unable to fill SPROM for given bustype\n");
+-		return -EINVAL;
+-	}
+-}
+-#endif
+-
+-/*
+- * return board name for /proc/cpuinfo
+- */
+-const char *board_get_name(void)
+-{
+-	return board.name;
+-}
+-
+-/*
+  * early init callback, read nvram data from flash and checksum it
+  */
+ void __init board_prom_init(void)
+@@ -802,140 +743,15 @@ void __init board_prom_init(void)
+ 		if (strncmp(board_name, bcm963xx_boards[i]->name, 16))
+ 			continue;
+ 		/* copy, board desc array is marked initdata */
+-		memcpy(&board, bcm963xx_boards[i], sizeof(board));
++		board_early_setup(bcm963xx_boards[i]);
+ 		break;
+ 	}
+ 
+-	/* bail out if board is not found, will complain later */
+-	if (!board.name[0]) {
++	/* warn if board is not found, will complain later */
++	if (i == ARRAY_SIZE(bcm963xx_boards)) {
+ 		char name[17];
+ 		memcpy(name, board_name, 16);
+ 		name[16] = 0;
+ 		pr_err("unknown bcm963xx board: %s\n", name);
+-		return;
+-	}
+-
+-	/* 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;
+-
+-#ifdef CONFIG_PCI
+-	if (board.has_pci) {
+-		bcm63xx_pci_enabled = 1;
+-		if (BCMCPU_IS_6348())
+-			val |= GPIO_MODE_6348_G2_PCI;
+-	}
+-#endif
+-
+-	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");
+-	pr_info("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");
+-}
+-
+-static struct gpio_led_platform_data bcm63xx_led_data;
+-
+-static struct platform_device bcm63xx_gpio_leds = {
+-	.name			= "leds-gpio",
+-	.id			= 0,
+-	.dev.platform_data	= &bcm63xx_led_data,
+-};
+-
+-/*
+- * third stage init callback, register all board devices.
+- */
+-int __init board_register_devices(void)
+-{
+-	if (board.has_uart0)
+-		bcm63xx_uart_register(0);
+-
+-	if (board.has_uart1)
+-		bcm63xx_uart_register(1);
+-
+-	if (board.has_pccard)
+-		bcm63xx_pcmcia_register();
+-
+-	if (board.has_enet0 &&
+-	    !bcm63xx_nvram_get_mac_address(board.enet0.mac_addr))
+-		bcm63xx_enet_register(0, &board.enet0);
+-
+-	if (board.has_enet1 &&
+-	    !bcm63xx_nvram_get_mac_address(board.enet1.mac_addr))
+-		bcm63xx_enet_register(1, &board.enet1);
+-
+-	if (board.has_enetsw &&
+-	    !bcm63xx_nvram_get_mac_address(board.enetsw.mac_addr))
+-		bcm63xx_enetsw_register(&board.enetsw);
+-
+-	if (board.has_usbd)
+-		bcm63xx_usbd_register(&board.usbd);
+-
+-	if (board.has_ehci0)
+-		bcm63xx_ehci_register();
+-
+-	if (board.has_ohci0)
+-		bcm63xx_ohci_register();
+-
+-	if (board.has_dsp)
+-		bcm63xx_dsp_register(&board.dsp);
+-
+-	/* Generate MAC address for WLAN and register our SPROM,
+-	 * do this after registering enet devices
+-	 */
+-#ifdef CONFIG_SSB_PCIHOST
+-	if (!bcm63xx_nvram_get_mac_address(bcm63xx_sprom.il0mac)) {
+-		memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
+-		memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
+-		if (ssb_arch_register_fallback_sprom(
+-				&bcm63xx_get_fallback_sprom) < 0)
+-			pr_err("failed to register fallback SPROM\n");
+ 	}
+-#endif
+-
+-	bcm63xx_spi_register();
+-
+-	bcm63xx_hsspi_register();
+-
+-	bcm63xx_flash_register();
+-
+-	bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
+-	bcm63xx_led_data.leds = board.leds;
+-
+-	platform_device_register(&bcm63xx_gpio_leds);
+-
+-	if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags)
+-		gpio_request_one(board.ephy_reset_gpio,
+-				board.ephy_reset_gpio_flags, "ephy-reset");
+-
+-	return 0;
+ }
+--- /dev/null
++++ b/arch/mips/bcm63xx/boards/board_common.c
+@@ -0,0 +1,218 @@
++/*
++ * 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 Maxime Bizon <mbizon@freebox.fr>
++ * 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/ssb/ssb.h>
++#include <asm/addrspace.h>
++#include <bcm63xx_board.h>
++#include <bcm63xx_cpu.h>
++#include <bcm63xx_dev_uart.h>
++#include <bcm63xx_regs.h>
++#include <bcm63xx_io.h>
++#include <bcm63xx_nvram.h>
++#include <bcm63xx_gpio.h>
++#include <bcm63xx_dev_pci.h>
++#include <bcm63xx_dev_enet.h>
++#include <bcm63xx_dev_dsp.h>
++#include <bcm63xx_dev_flash.h>
++#include <bcm63xx_dev_hsspi.h>
++#include <bcm63xx_dev_pcmcia.h>
++#include <bcm63xx_dev_spi.h>
++#include <bcm63xx_dev_usb_ehci.h>
++#include <bcm63xx_dev_usb_ohci.h>
++#include <bcm63xx_dev_usb_usbd.h>
++#include <board_bcm963xx.h>
++
++#define PFX	"board: "
++
++static struct board_info board;
++
++/*
++ * Register a sane SPROMv2 to make the on-board
++ * bcm4318 WLAN work
++ */
++#ifdef CONFIG_SSB_PCIHOST
++static struct ssb_sprom bcm63xx_sprom = {
++	.revision		= 0x02,
++	.board_rev		= 0x17,
++	.country_code		= 0x0,
++	.ant_available_bg	= 0x3,
++	.pa0b0			= 0x15ae,
++	.pa0b1			= 0xfa85,
++	.pa0b2			= 0xfe8d,
++	.pa1b0			= 0xffff,
++	.pa1b1			= 0xffff,
++	.pa1b2			= 0xffff,
++	.gpio0			= 0xff,
++	.gpio1			= 0xff,
++	.gpio2			= 0xff,
++	.gpio3			= 0xff,
++	.maxpwr_bg		= 0x004c,
++	.itssi_bg		= 0x00,
++	.boardflags_lo		= 0x2848,
++	.boardflags_hi		= 0x0000,
++};
++
++int bcm63xx_get_fallback_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
++{
++	if (bus->bustype == SSB_BUSTYPE_PCI) {
++		memcpy(out, &bcm63xx_sprom, sizeof(struct ssb_sprom));
++		return 0;
++	} else {
++		printk(KERN_ERR PFX "unable to fill SPROM for given bustype.\n");
++		return -EINVAL;
++	}
++}
++#endif
++
++/*
++ * return board name for /proc/cpuinfo
++ */
++const char *board_get_name(void)
++{
++	return board.name;
++}
++
++/*
++ * setup board for device registration
++ */
++void __init board_early_setup(const struct board_info *target)
++{
++	u32 val;
++
++	memcpy(&board, target, 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;
++
++#ifdef CONFIG_PCI
++	if (board.has_pci) {
++		bcm63xx_pci_enabled = 1;
++		if (BCMCPU_IS_6348())
++			val |= GPIO_MODE_6348_G2_PCI;
++	}
++#endif
++
++	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");
++}
++
++static struct gpio_led_platform_data bcm63xx_led_data;
++
++static struct platform_device bcm63xx_gpio_leds = {
++	.name			= "leds-gpio",
++	.id			= 0,
++	.dev.platform_data	= &bcm63xx_led_data,
++};
++
++/*
++ * third stage init callback, register all board devices.
++ */
++int __init board_register_devices(void)
++{
++	if (board.has_uart0)
++		bcm63xx_uart_register(0);
++
++	if (board.has_uart1)
++		bcm63xx_uart_register(1);
++
++	if (board.has_pccard)
++		bcm63xx_pcmcia_register();
++
++	if (board.has_enet0 &&
++	    !bcm63xx_nvram_get_mac_address(board.enet0.mac_addr))
++		bcm63xx_enet_register(0, &board.enet0);
++
++	if (board.has_enet1 &&
++	    !bcm63xx_nvram_get_mac_address(board.enet1.mac_addr))
++		bcm63xx_enet_register(1, &board.enet1);
++
++	if (board.has_enetsw &&
++	    !bcm63xx_nvram_get_mac_address(board.enetsw.mac_addr))
++		bcm63xx_enetsw_register(&board.enetsw);
++
++	if (board.has_usbd)
++		bcm63xx_usbd_register(&board.usbd);
++
++	if (board.has_ehci0)
++		bcm63xx_ehci_register();
++
++	if (board.has_ohci0)
++		bcm63xx_ohci_register();
++
++	if (board.has_dsp)
++		bcm63xx_dsp_register(&board.dsp);
++
++	/* Generate MAC address for WLAN and register our SPROM,
++	 * do this after registering enet devices
++	 */
++#ifdef CONFIG_SSB_PCIHOST
++	if (!bcm63xx_nvram_get_mac_address(bcm63xx_sprom.il0mac)) {
++		memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
++		memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
++		if (ssb_arch_register_fallback_sprom(
++				&bcm63xx_get_fallback_sprom) < 0)
++			pr_err(PFX "failed to register fallback SPROM\n");
++	}
++#endif
++
++	bcm63xx_spi_register();
++
++	bcm63xx_hsspi_register();
++
++	bcm63xx_flash_register();
++
++	bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
++	bcm63xx_led_data.leds = board.leds;
++
++	platform_device_register(&bcm63xx_gpio_leds);
++
++	if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags)
++		gpio_request_one(board.ephy_reset_gpio,
++				board.ephy_reset_gpio_flags, "ephy-reset");
++
++	return 0;
++}
+--- /dev/null
++++ b/arch/mips/bcm63xx/boards/board_common.h
+@@ -0,0 +1,8 @@
++#ifndef __BOARD_COMMON_H
++#define __BOARD_COMMON_H
++
++#include <board_bcm963xx.h>
++
++void board_early_setup(const struct board_info *board);
++
++#endif /* __BOARD_COMMON_H */