target/linux/brcm63xx/patches-3.13/005-MIPS-BCM63XX-add-HSSPI-platform-device-and-register-.patch

   1 From ad04c99347cf9e583457f7258e97f0be22fad2ec Mon Sep 17 00:00:00 2001
   2 From: Jonas Gorski <jogo@openwrt.org>
   3 Date: Sat, 12 Nov 2011 12:18:26 +0100
   4 Subject: [PATCH 4/5] MIPS: BCM63XX: add HSSPI platform device and register it
   5
   6 Signed-off-by: Jonas Gorski <jogo@openwrt.org>
   7 ---
   8  arch/mips/bcm63xx/Makefile                         |  4 +-
   9  arch/mips/bcm63xx/boards/board_bcm963xx.c          |  3 ++
  10  arch/mips/bcm63xx/dev-hsspi.c                      | 47 ++++++++++++++++++++++
  11  .../include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h   |  8 ++++
  12  4 files changed, 60 insertions(+), 2 deletions(-)
  13  create mode 100644 arch/mips/bcm63xx/dev-hsspi.c
  14  create mode 100644 arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h
  15
  16 --- a/arch/mips/bcm63xx/Makefile
  17 +++ b/arch/mips/bcm63xx/Makefile
  18 @@ -1,7 +1,7 @@
  19  obj-y          += clk.o cpu.o cs.o gpio.o irq.o nvram.o prom.o reset.o \
  20                    setup.o timer.o dev-dsp.o dev-enet.o dev-flash.o \
  21 -                  dev-pcmcia.o dev-rng.o dev-spi.o dev-uart.o dev-wdt.o \
  22 -                  dev-usb-usbd.o
  23 +                  dev-pcmcia.o dev-rng.o dev-spi.o dev-hsspi.o dev-uart.o \
  24 +                  dev-wdt.o dev-usb-usbd.o
  25  obj-$(CONFIG_EARLY_PRINTK)     += early_printk.o
  26
  27  obj-y          += boards/
  28 --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
  29 +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
  30 @@ -23,6 +23,7 @@
  31  #include <bcm63xx_dev_enet.h>
  32  #include <bcm63xx_dev_dsp.h>
  33  #include <bcm63xx_dev_flash.h>
  34 +#include <bcm63xx_dev_hsspi.h>
  35  #include <bcm63xx_dev_pcmcia.h>
  36  #include <bcm63xx_dev_spi.h>
  37  #include <bcm63xx_dev_usb_usbd.h>
  38 @@ -915,6 +916,8 @@ int __init board_register_devices(void)
  39
  40         bcm63xx_spi_register();
  41
  42 +       bcm63xx_hsspi_register();
  43 +
  44         bcm63xx_flash_register();
  45
  46         bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
  47 --- /dev/null
  48 +++ b/arch/mips/bcm63xx/dev-hsspi.c
  49 @@ -0,0 +1,47 @@
  50 +/*
  51 + * This file is subject to the terms and conditions of the GNU General Public
  52 + * License.  See the file "COPYING" in the main directory of this archive
  53 + * for more details.
  54 + *
  55 + * Copyright (C) 2012 Jonas Gorski <jonas.gorski@gmail.com>
  56 + */
  57 +
  58 +#include <linux/init.h>
  59 +#include <linux/kernel.h>
  60 +#include <linux/platform_device.h>
  61 +
  62 +#include <bcm63xx_cpu.h>
  63 +#include <bcm63xx_dev_hsspi.h>
  64 +#include <bcm63xx_regs.h>
  65 +
  66 +static struct resource spi_resources[] = {
  67 +       {
  68 +               .start          = -1, /* filled at runtime */
  69 +               .end            = -1, /* filled at runtime */
  70 +               .flags          = IORESOURCE_MEM,
  71 +       },
  72 +       {
  73 +               .start          = -1, /* filled at runtime */
  74 +               .flags          = IORESOURCE_IRQ,
  75 +       },
  76 +};
  77 +
  78 +static struct platform_device bcm63xx_hsspi_device = {
  79 +       .name           = "bcm63xx-hsspi",
  80 +       .id             = 0,
  81 +       .num_resources  = ARRAY_SIZE(spi_resources),
  82 +       .resource       = spi_resources,
  83 +};
  84 +
  85 +int __init bcm63xx_hsspi_register(void)
  86 +{
  87 +       if (!BCMCPU_IS_6328() && !BCMCPU_IS_6362())
  88 +               return -ENODEV;
  89 +
  90 +       spi_resources[0].start = bcm63xx_regset_address(RSET_HSSPI);
  91 +       spi_resources[0].end = spi_resources[0].start;
  92 +       spi_resources[0].end += RSET_HSSPI_SIZE - 1;
  93 +       spi_resources[1].start = bcm63xx_get_irq_number(IRQ_HSSPI);
  94 +
  95 +       return platform_device_register(&bcm63xx_hsspi_device);
  96 +}
  97 --- /dev/null
  98 +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_hsspi.h
  99 @@ -0,0 +1,8 @@
 100 +#ifndef BCM63XX_DEV_HSSPI_H
 101 +#define BCM63XX_DEV_HSSPI_H
 102 +
 103 +#include <linux/types.h>
 104 +
 105 +int bcm63xx_hsspi_register(void);
 106 +
 107 +#endif /* BCM63XX_DEV_HSSPI_H */