target/linux/sunxi/patches-3.13/192-stmmac-use-platform-data-with-compat.patch

   1 From 34722924d416c3521de2bc8d10dfcd07a55135ea Mon Sep 17 00:00:00 2001
   2 From: Chen-Yu Tsai <wens@csie.org>
   3 Date: Sat, 7 Dec 2013 01:29:36 +0800
   4 Subject: [PATCH] net: stmmac: Use platform data tied with compatible strings
   5
   6 Signed-off-by: Chen-Yu Tsai <wens@csie.org>
   7 ---
   8  .../net/ethernet/stmicro/stmmac/stmmac_platform.c  | 29 ++++++++++++++--------
   9  1 file changed, 19 insertions(+), 10 deletions(-)
  10
  11 diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
  12 index 74c7aef..df3fd1c 100644
  13 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
  14 +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
  15 @@ -26,8 +26,19 @@
  16  #include <linux/io.h>
  17  #include <linux/of.h>
  18  #include <linux/of_net.h>
  19 +#include <linux/of_device.h>
  20  #include "stmmac.h"
  21
  22 +static const struct of_device_id stmmac_dt_ids[] = {
  23 +       { .compatible = "st,spear600-gmac"},
  24 +       { .compatible = "snps,dwmac-3.610"},
  25 +       { .compatible = "snps,dwmac-3.70a"},
  26 +       { .compatible = "snps,dwmac-3.710"},
  27 +       { .compatible = "snps,dwmac"},
  28 +       { /* sentinel */ }
  29 +};
  30 +MODULE_DEVICE_TABLE(of, stmmac_dt_ids);
  31 +
  32  #ifdef CONFIG_OF
  33  static int stmmac_probe_config_dt(struct platform_device *pdev,
  34                                   struct plat_stmmacenet_data *plat,
  35 @@ -35,10 +46,18 @@ static int stmmac_probe_config_dt(struct platform_device *pdev,
  36  {
  37         struct device_node *np = pdev->dev.of_node;
  38         struct stmmac_dma_cfg *dma_cfg;
  39 +       const struct of_device_id *device;
  40
  41         if (!np)
  42                 return -ENODEV;
  43
  44 +       device = of_match_device(stmmac_dt_ids, &pdev->dev);
  45 +       if (!device)
  46 +               return -ENODEV;
  47 +
  48 +       if (device->data)
  49 +           memcpy(plat, device->data, sizeof(*plat));
  50 +
  51         *mac = of_get_mac_address(np);
  52         plat->interface = of_get_phy_mode(np);
  53
  54 @@ -257,16 +276,6 @@ int stmmac_pltfr_restore(struct device *dev)
  55  static const struct dev_pm_ops stmmac_pltfr_pm_ops;
  56  #endif /* CONFIG_PM */
  57
  58 -static const struct of_device_id stmmac_dt_ids[] = {
  59 -       { .compatible = "st,spear600-gmac"},
  60 -       { .compatible = "snps,dwmac-3.610"},
  61 -       { .compatible = "snps,dwmac-3.70a"},
  62 -       { .compatible = "snps,dwmac-3.710"},
  63 -       { .compatible = "snps,dwmac"},
  64 -       { /* sentinel */ }
  65 -};
  66 -MODULE_DEVICE_TABLE(of, stmmac_dt_ids);
  67 -
  68  struct platform_driver stmmac_pltfr_driver = {
  69         .probe = stmmac_pltfr_probe,
  70         .remove = stmmac_pltfr_remove,
  71 --
  72 1.8.5.1
  73