git.openwrt.org Git - openwrt/staging/jow.git/blob

   1 From 80dd8795ca631ac692fd3079487aea6d934a829c Mon Sep 17 00:00:00 2001
   2 From: Jonathan Bell <jonathan@raspberrypi.com>
   3 Date: Wed, 8 Nov 2023 16:12:59 +0000
   4 Subject: [PATCH] drivers: mmc: sdhci-of-dwcmshc: add RP1 dt ID and quirks
   5
   6 Differentiate the RP1 variant of the Designware MSHC controller(s).
   7
   8 Signed-off-by: Jonathan Bell <jonathan@raspberrypi.com>
   9 ---
  10  drivers/mmc/host/sdhci-of-dwcmshc.c | 13 +++++++++++++
  11  1 file changed, 13 insertions(+)
  12
  13 --- a/drivers/mmc/host/sdhci-of-dwcmshc.c
  14 +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
  15 @@ -373,6 +373,15 @@ static const struct sdhci_pltfm_data sdh
  16  };
  17  #endif
  18
  19 +static const struct sdhci_pltfm_data sdhci_dwcmshc_rp1_pdata = {
  20 +       .ops = &sdhci_dwcmshc_ops,
  21 +       .quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN |
  22 +                 SDHCI_QUIRK_BROKEN_CARD_DETECTION,
  23 +       .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
  24 +                  SDHCI_QUIRK2_BROKEN_HS200 |
  25 +                  SDHCI_QUIRK2_SPURIOUS_INT_RESP,
  26 +};
  27 +
  28  static const struct sdhci_pltfm_data sdhci_dwcmshc_rk35xx_pdata = {
  29         .ops = &sdhci_dwcmshc_rk35xx_ops,
  30         .quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN |
  31 @@ -441,6 +450,10 @@ static void dwcmshc_rk35xx_postinit(stru
  32
  33  static const struct of_device_id sdhci_dwcmshc_dt_ids[] = {
  34         {
  35 +               .compatible = "raspberrypi,rp1-dwcmshc",
  36 +               .data = &sdhci_dwcmshc_rp1_pdata,
  37 +       },
  38 +       {
  39                 .compatible = "rockchip,rk3588-dwcmshc",
  40                 .data = &sdhci_dwcmshc_rk35xx_pdata,
  41         },