494 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			494 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From 5a50cb0d53344a2429831b00925d6183d4d332e1 Mon Sep 17 00:00:00 2001
 | |
| From: Jonas Gorski <jogo@openwrt.org>
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| Date: Sun, 9 Mar 2014 03:54:05 +0100
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| Subject: [PATCH 40/44] MIPS: BCM63XX: move device registration code into its
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|  own file
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| 
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| Move device registration code into its own file to allow sharing it
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| between board implementations.
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| 
 | |
| Signed-off-by: Jonas Gorski <jogo@openwrt.org>
 | |
| ---
 | |
|  arch/mips/bcm63xx/boards/Makefile         |   1 +
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|  arch/mips/bcm63xx/boards/board_bcm963xx.c | 188 +-------------------------
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|  arch/mips/bcm63xx/boards/board_common.c   | 215 ++++++++++++++++++++++++++++++
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|  arch/mips/bcm63xx/boards/board_common.h   |   8 ++
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|  4 files changed, 223 insertions(+), 183 deletions(-)
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|  create mode 100644 arch/mips/bcm63xx/boards/board_common.c
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|  create mode 100644 arch/mips/bcm63xx/boards/board_common.h
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| 
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| --- a/arch/mips/bcm63xx/boards/Makefile
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| +++ b/arch/mips/bcm63xx/boards/Makefile
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| @@ -1 +1,2 @@
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| +obj-y					+= board_common.o
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|  obj-$(CONFIG_BOARD_BCM963XX)		+= board_bcm963xx.o
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| --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
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| +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
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| @@ -10,35 +10,22 @@
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|  #include <linux/init.h>
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|  #include <linux/kernel.h>
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|  #include <linux/string.h>
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| -#include <linux/platform_device.h>
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| -#include <linux/ssb/ssb.h>
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|  #include <asm/addrspace.h>
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|  #include <bcm63xx_board.h>
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|  #include <bcm63xx_cpu.h>
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| -#include <bcm63xx_dev_uart.h>
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|  #include <bcm63xx_regs.h>
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|  #include <bcm63xx_io.h>
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|  #include <bcm63xx_nvram.h>
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| -#include <bcm63xx_dev_pci.h>
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| -#include <bcm63xx_dev_enet.h>
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| -#include <bcm63xx_dev_dsp.h>
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| -#include <bcm63xx_dev_flash.h>
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| -#include <bcm63xx_dev_hsspi.h>
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| -#include <bcm63xx_dev_pcmcia.h>
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| -#include <bcm63xx_dev_spi.h>
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| -#include <bcm63xx_dev_usb_ehci.h>
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| -#include <bcm63xx_dev_usb_ohci.h>
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| -#include <bcm63xx_dev_usb_usbd.h>
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|  #include <board_bcm963xx.h>
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|  
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| +#include "board_common.h"
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| +
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|  #include <uapi/linux/bcm933xx_hcs.h>
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|  
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|  #define PFX	"board_bcm963xx: "
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|  
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|  #define HCS_OFFSET_128K			0x20000
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|  
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| -static struct board_info board;
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| -
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|  /*
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|   * known 3368 boards
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|   */
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| @@ -711,52 +698,6 @@ static const struct board_info __initcon
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|  };
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|  
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|  /*
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| - * Register a sane SPROMv2 to make the on-board
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| - * bcm4318 WLAN work
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| - */
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| -#ifdef CONFIG_SSB_PCIHOST
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| -static struct ssb_sprom bcm63xx_sprom = {
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| -	.revision		= 0x02,
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| -	.board_rev		= 0x17,
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| -	.country_code		= 0x0,
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| -	.ant_available_bg	= 0x3,
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| -	.pa0b0			= 0x15ae,
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| -	.pa0b1			= 0xfa85,
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| -	.pa0b2			= 0xfe8d,
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| -	.pa1b0			= 0xffff,
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| -	.pa1b1			= 0xffff,
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| -	.pa1b2			= 0xffff,
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| -	.gpio0			= 0xff,
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| -	.gpio1			= 0xff,
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| -	.gpio2			= 0xff,
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| -	.gpio3			= 0xff,
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| -	.maxpwr_bg		= 0x004c,
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| -	.itssi_bg		= 0x00,
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| -	.boardflags_lo		= 0x2848,
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| -	.boardflags_hi		= 0x0000,
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| -};
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| -
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| -int bcm63xx_get_fallback_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
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| -{
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| -	if (bus->bustype == SSB_BUSTYPE_PCI) {
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| -		memcpy(out, &bcm63xx_sprom, sizeof(struct ssb_sprom));
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| -		return 0;
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| -	} else {
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| -		printk(KERN_ERR PFX "unable to fill SPROM for given bustype.\n");
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| -		return -EINVAL;
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| -	}
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| -}
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| -#endif
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| -
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| -/*
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| - * return board name for /proc/cpuinfo
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| - */
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| -const char *board_get_name(void)
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| -{
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| -	return board.name;
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| -}
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| -
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| -/*
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|   * early init callback, read nvram data from flash and checksum it
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|   */
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|  void __init board_prom_init(void)
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| @@ -801,141 +742,16 @@ void __init board_prom_init(void)
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|  		if (strncmp(board_name, bcm963xx_boards[i]->name, 16))
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|  			continue;
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|  		/* copy, board desc array is marked initdata */
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| -		memcpy(&board, bcm963xx_boards[i], sizeof(board));
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| +		board_early_setup(bcm963xx_boards[i]);
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|  		break;
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|  	}
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|  
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| -	/* bail out if board is not found, will complain later */
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| -	if (!board.name[0]) {
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| +	/* warn if board is not found, will complain later */
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| +	if (i == ARRAY_SIZE(bcm963xx_boards)) {
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|  		char name[17];
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|  		memcpy(name, board_name, 16);
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|  		name[16] = 0;
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|  		printk(KERN_ERR PFX "unknown bcm963xx board: %s\n",
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|  		       name);
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| -		return;
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| -	}
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| -
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| -	/* setup pin multiplexing depending on board enabled device,
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| -	 * this has to be done this early since PCI init is done
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| -	 * inside arch_initcall */
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| -	val = 0;
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| -
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| -#ifdef CONFIG_PCI
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| -	if (board.has_pci) {
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| -		bcm63xx_pci_enabled = 1;
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| -		if (BCMCPU_IS_6348())
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| -			val |= GPIO_MODE_6348_G2_PCI;
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| -	}
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| -#endif
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| -
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| -	if (board.has_pccard) {
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| -		if (BCMCPU_IS_6348())
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| -			val |= GPIO_MODE_6348_G1_MII_PCCARD;
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| -	}
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| -
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| -	if (board.has_enet0 && !board.enet0.use_internal_phy) {
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| -		if (BCMCPU_IS_6348())
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| -			val |= GPIO_MODE_6348_G3_EXT_MII |
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| -				GPIO_MODE_6348_G0_EXT_MII;
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| -	}
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| -
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| -	if (board.has_enet1 && !board.enet1.use_internal_phy) {
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| -		if (BCMCPU_IS_6348())
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| -			val |= GPIO_MODE_6348_G3_EXT_MII |
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| -				GPIO_MODE_6348_G0_EXT_MII;
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| -	}
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| -
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| -	bcm_gpio_writel(val, GPIO_MODE_REG);
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| -}
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| -
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| -/*
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| - * second stage init callback, good time to panic if we couldn't
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| - * identify on which board we're running since early printk is working
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| - */
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| -void __init board_setup(void)
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| -{
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| -	if (!board.name[0])
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| -		panic("unable to detect bcm963xx board");
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| -	printk(KERN_INFO PFX "board name: %s\n", board.name);
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| -
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| -	/* make sure we're running on expected cpu */
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| -	if (bcm63xx_get_cpu_id() != board.expected_cpu_id)
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| -		panic("unexpected CPU for bcm963xx board");
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| -}
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| -
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| -static struct gpio_led_platform_data bcm63xx_led_data;
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| -
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| -static struct platform_device bcm63xx_gpio_leds = {
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| -	.name			= "leds-gpio",
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| -	.id			= 0,
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| -	.dev.platform_data	= &bcm63xx_led_data,
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| -};
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| -
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| -/*
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| - * third stage init callback, register all board devices.
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| - */
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| -int __init board_register_devices(void)
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| -{
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| -	if (board.has_uart0)
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| -		bcm63xx_uart_register(0);
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| -
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| -	if (board.has_uart1)
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| -		bcm63xx_uart_register(1);
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| -
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| -	if (board.has_pccard)
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| -		bcm63xx_pcmcia_register();
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| -
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| -	if (board.has_enet0 &&
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| -	    !bcm63xx_nvram_get_mac_address(board.enet0.mac_addr))
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| -		bcm63xx_enet_register(0, &board.enet0);
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| -
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| -	if (board.has_enet1 &&
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| -	    !bcm63xx_nvram_get_mac_address(board.enet1.mac_addr))
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| -		bcm63xx_enet_register(1, &board.enet1);
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| -
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| -	if (board.has_enetsw &&
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| -	    !bcm63xx_nvram_get_mac_address(board.enetsw.mac_addr))
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| -		bcm63xx_enetsw_register(&board.enetsw);
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| -
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| -	if (board.has_usbd)
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| -		bcm63xx_usbd_register(&board.usbd);
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| -
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| -	if (board.has_ehci0)
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| -		bcm63xx_ehci_register();
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| -
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| -	if (board.has_ohci0)
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| -		bcm63xx_ohci_register();
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| -
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| -	if (board.has_dsp)
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| -		bcm63xx_dsp_register(&board.dsp);
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| -
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| -	/* Generate MAC address for WLAN and register our SPROM,
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| -	 * do this after registering enet devices
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| -	 */
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| -#ifdef CONFIG_SSB_PCIHOST
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| -	if (!bcm63xx_nvram_get_mac_address(bcm63xx_sprom.il0mac)) {
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| -		memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
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| -		memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
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| -		if (ssb_arch_register_fallback_sprom(
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| -				&bcm63xx_get_fallback_sprom) < 0)
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| -			pr_err(PFX "failed to register fallback SPROM\n");
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|  	}
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| -#endif
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| -
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| -	bcm63xx_spi_register();
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| -
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| -	bcm63xx_hsspi_register();
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| -
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| -	bcm63xx_flash_register();
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| -
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| -	bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
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| -	bcm63xx_led_data.leds = board.leds;
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| -
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| -	platform_device_register(&bcm63xx_gpio_leds);
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| -
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| -	if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags)
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| -		gpio_request_one(board.ephy_reset_gpio,
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| -				board.ephy_reset_gpio_flags, "ephy-reset");
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| -
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| -	return 0;
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|  }
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| --- /dev/null
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| +++ b/arch/mips/bcm63xx/boards/board_common.c
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| @@ -0,0 +1,217 @@
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| +/*
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| + * This file is subject to the terms and conditions of the GNU General Public
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| + * License.  See the file "COPYING" in the main directory of this archive
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| + * for more details.
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| + *
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| + * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
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| + * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
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| + */
 | |
| +
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| +#include <linux/init.h>
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| +#include <linux/kernel.h>
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| +#include <linux/string.h>
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| +#include <linux/platform_device.h>
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| +#include <linux/ssb/ssb.h>
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| +#include <asm/addrspace.h>
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| +#include <bcm63xx_board.h>
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| +#include <bcm63xx_cpu.h>
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| +#include <bcm63xx_dev_uart.h>
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| +#include <bcm63xx_regs.h>
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| +#include <bcm63xx_io.h>
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| +#include <bcm63xx_nvram.h>
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| +#include <bcm63xx_dev_pci.h>
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| +#include <bcm63xx_dev_enet.h>
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| +#include <bcm63xx_dev_dsp.h>
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| +#include <bcm63xx_dev_flash.h>
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| +#include <bcm63xx_dev_hsspi.h>
 | |
| +#include <bcm63xx_dev_pcmcia.h>
 | |
| +#include <bcm63xx_dev_spi.h>
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| +#include <bcm63xx_dev_usb_ehci.h>
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| +#include <bcm63xx_dev_usb_ohci.h>
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| +#include <bcm63xx_dev_usb_usbd.h>
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| +#include <board_bcm963xx.h>
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| +
 | |
| +#define PFX	"board: "
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| +
 | |
| +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,
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| +	.pa1b0			= 0xffff,
 | |
| +	.pa1b1			= 0xffff,
 | |
| +	.pa1b2			= 0xffff,
 | |
| +	.gpio0			= 0xff,
 | |
| +	.gpio1			= 0xff,
 | |
| +	.gpio2			= 0xff,
 | |
| +	.gpio3			= 0xff,
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| +	.maxpwr_bg		= 0x004c,
 | |
| +	.itssi_bg		= 0x00,
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| +	.boardflags_lo		= 0x2848,
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| +	.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 */
 | 
