target/linux/generic/backport-5.15/805-v5.19-0009-nvmem-sfp-Add-support-for-TA-2.1-devices.patch

   1 From 33a1c6618677fe33f8e84cb7bedc45abbce89a50 Mon Sep 17 00:00:00 2001
   2 From: Sean Anderson <sean.anderson@seco.com>
   3 Date: Fri, 29 Apr 2022 17:27:01 +0100
   4 Subject: [PATCH] nvmem: sfp: Add support for TA 2.1 devices
   5
   6 This adds support for Trust Architecture (TA) 2.1 devices to the SFP driver.
   7 There are few differences between TA 2.1 and TA 3.0, especially for
   8 read-only support, so just re-use the existing data.
   9
  10 Signed-off-by: Sean Anderson <sean.anderson@seco.com>
  11 Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
  12 Link: https://lore.kernel.org/r/20220429162701.2222-17-srinivas.kandagatla@linaro.org
  13 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  14 ---
  15  drivers/nvmem/layerscape-sfp.c | 6 ++++++
  16  1 file changed, 6 insertions(+)
  17
  18 --- a/drivers/nvmem/layerscape-sfp.c
  19 +++ b/drivers/nvmem/layerscape-sfp.c
  20 @@ -78,12 +78,18 @@ static int layerscape_sfp_probe(struct p
  21         return PTR_ERR_OR_ZERO(nvmem);
  22  }
  23
  24 +static const struct layerscape_sfp_data ls1021a_data = {
  25 +       .size = 0x88,
  26 +       .endian = REGMAP_ENDIAN_BIG,
  27 +};
  28 +
  29  static const struct layerscape_sfp_data ls1028a_data = {
  30         .size = 0x88,
  31         .endian = REGMAP_ENDIAN_LITTLE,
  32  };
  33
  34  static const struct of_device_id layerscape_sfp_dt_ids[] = {
  35 +       { .compatible = "fsl,ls1021a-sfp", .data = &ls1021a_data },
  36         { .compatible = "fsl,ls1028a-sfp", .data = &ls1028a_data },
  37         {},
  38  };