target/linux/lantiq/patches/942-spi3.patch

   1 From: Daniel Schwierzeck <daniel.schwierzeck@googlemail.com>
   2 Date: Thu, 3 Mar 2011 20:42:26 +0000 (+0100)
   3 Subject: MIPS: lantiq: Add device register helper for SPI controller and devices
   4 X-Git-Url: http://nbd.name/gitweb.cgi?p=lantiq.git;a=commitdiff_plain;h=b35b07062b718ece9b9cb7b23b12d83a087eafb0;hp=653c95b8b9066c9c6ac08bd64d0ceee439e9fd90
   5
   6 MIPS: lantiq: Add device register helper for SPI controller and devices
   7
   8 Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@googlemail.com>
   9 ---
  10
  11 --- a/arch/mips/lantiq/xway/devices.c
  12 +++ b/arch/mips/lantiq/xway/devices.c
  13 @@ -22,6 +22,7 @@
  14  #include <linux/gpio.h>
  15  #include <linux/gpio_buttons.h>
  16  #include <linux/leds.h>
  17 +#include <linux/spi/spi.h>
  18
  19  #include <asm/bootinfo.h>
  20  #include <asm/irq.h>
  21 @@ -332,5 +333,27 @@
  22         lantiq_emulate_madwifi_eep = 1;
  23  }
  24
  25 +static struct resource lq_spi_resources[] = {
  26 +       {
  27 +               .start  = LQ_SSC_BASE_ADDR,
  28 +               .end    = LQ_SSC_BASE_ADDR + LQ_SSC_SIZE - 1,
  29 +               .flags  = IORESOURCE_MEM,
  30 +       },
  31 +       IRQ_RES(spi_tx, LQ_SSC_TIR),
  32 +       IRQ_RES(spi_rx, LQ_SSC_RIR),
  33 +       IRQ_RES(spi_err, LQ_SSC_EIR),
  34 +};
  35
  36 +static struct platform_device lq_spi = {
  37 +       .name           = "ltq-spi",
  38 +       .resource       = lq_spi_resources,
  39 +       .num_resources  = ARRAY_SIZE(lq_spi_resources),
  40 +};
  41
  42 +void __init lq_register_spi(struct lq_spi_platform_data *pdata,
  43 +               struct spi_board_info const *info, unsigned n)
  44 +{
  45 +       spi_register_board_info(info, n);
  46 +       lq_spi.dev.platform_data = pdata;
  47 +       platform_device_register(&lq_spi);
  48 +}
  49 --- a/arch/mips/lantiq/xway/devices.h
  50 +++ b/arch/mips/lantiq/xway/devices.h
  51 @@ -11,6 +11,7 @@
  52
  53  #include <lantiq_platform.h>
  54  #include <xway_irq.h>
  55 +#include <linux/spi/spi.h>
  56
  57  extern void __init lq_register_gpio(void);
  58  extern void __init lq_register_gpio_stp(void);
  59 @@ -25,5 +26,7 @@
  60  extern void __init lq_register_asc(int port);
  61  extern void __init lq_register_gpio_buttons(struct gpio_button *buttons, int cnt);
  62  extern void __init lq_register_crypto(const char *name);
  63 +extern void lq_register_spi(struct lq_spi_platform_data *pdata,
  64 +               struct spi_board_info const *info, unsigned n);
  65
  66  #endif