target/linux/layerscape/patches-5.4/701-net-0099-sdk_fman-suspend-the-FMan-to-Deep-Sleep-on-PPC-only.patch

   1 From 2223efd48766e22bbf56ba6000078af9e32c7772 Mon Sep 17 00:00:00 2001
   2 From: Camelia Groza <camelia.groza@nxp.com>
   3 Date: Mon, 17 Dec 2018 15:20:42 +0200
   4 Subject: [PATCH] sdk_fman: suspend the FMan to Deep Sleep on PPC only
   5
   6 The SCFG_FMCLKDPSLPCR register is present on PPC targets only. This
   7 feature does not apply to ARM SoCs.
   8
   9 Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
  10 ---
  11  .../net/ethernet/freescale/sdk_fman/src/wrapper/lnxwrp_fm.c    | 10 +++++-----
  12  1 file changed, 5 insertions(+), 5 deletions(-)
  13
  14 --- a/drivers/net/ethernet/freescale/sdk_fman/src/wrapper/lnxwrp_fm.c
  15 +++ b/drivers/net/ethernet/freescale/sdk_fman/src/wrapper/lnxwrp_fm.c
  16 @@ -251,7 +251,7 @@ static irqreturn_t fm_irq(int irq, void
  17  #ifdef CONFIG_PM_SLEEP
  18      if (fman_get_normal_pending(p_Fm->p_FmFpmRegs) & INTR_EN_WAKEUP)
  19      {
  20 -        pm_wakeup_event(p_LnxWrpFmDev->dev, 200);
  21 +        pm_wakeup_event(p_LnxWrpFmDev->dev, 200);
  22      }
  23  #endif
  24      FM_EventIsr(p_LnxWrpFmDev->h_Dev);
  25 @@ -1107,7 +1107,7 @@ static t_Error InitFmDev(t_LnxWrpFmDev
  26          p_LnxWrpFmDev->fmDevSettings.param.fmMacClkRatio =
  27              !!(get_rcwsr(4) & 0x1); /* RCW[FM_MAC_RAT1] */
  28
  29 -    {
  30 +    {
  31      /* T4 Devices ClkRatio is always 1 regardless of RCW[FM_MAC_RAT1] */
  32          uint32_t svr;
  33          svr = mfspr(SPRN_SVR);
  34 @@ -1320,7 +1320,7 @@ static const struct of_device_id fm_matc
  35  MODULE_DEVICE_TABLE(of, fm_match);
  36  #endif /* !MODULE */
  37
  38 -#ifdef CONFIG_PM
  39 +#if defined CONFIG_PM && (defined CONFIG_PPC || defined CONFIG_PPC64)
  40
  41  #define SCFG_FMCLKDPSLPCR_ADDR 0xFFE0FC00C
  42  #define SCFG_FMCLKDPSLPCR_DS_VAL 0x48402000
  43 @@ -1373,11 +1373,11 @@ static const struct dev_pm_ops fm_pm_ops
  44
  45  #define FM_PM_OPS (&fm_pm_ops)
  46
  47 -#else /* CONFIG_PM */
  48 +#else /* CONFIG_PM && (CONFIG_PPC || CONFIG_PPC64) */
  49
  50  #define FM_PM_OPS NULL
  51
  52 -#endif /* CONFIG_PM */
  53 +#endif /* CONFIG_PM && (CONFIG_PPC || CONFIG_PPC64) */
  54
  55  static struct platform_driver fm_driver = {
  56      .driver = {