git.ipfire.org Git - thirdparty/openwrt.git/blob

   1 From 7725d4ba16577b74567f7cffb2faffa8bdc5ad61 Mon Sep 17 00:00:00 2001
   2 From: Weijie Gao <weijie.gao@mediatek.com>
   3 Date: Fri, 17 Jan 2025 17:17:55 +0800
   4 Subject: [PATCH 06/15] spi: mtk_spim: check slave device mode in spi-mem's
   5  supports_op
   6
   7 Call spi_mem_default_supports_op() in supports_op to honor the
   8 slave's supported single/dual/quad mode settings.
   9
  10 Signed-off-by: SkyLake.Huang <skylake.huang@mediatek.com>
  11 Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
  12 ---
  13  drivers/spi/mtk_spim.c | 3 +++
  14  1 file changed, 3 insertions(+)
  15
  16 --- a/drivers/spi/mtk_spim.c
  17 +++ b/drivers/spi/mtk_spim.c
  18 @@ -359,6 +359,9 @@ static bool mtk_spim_supports_op(struct
  19         struct udevice *bus = dev_get_parent(slave->dev);
  20         struct mtk_spim_priv *priv = dev_get_priv(bus);
  21
  22 +       if (!spi_mem_default_supports_op(slave, op))
  23 +               return false;
  24 +
  25         if (op->cmd.buswidth == 0 || op->cmd.buswidth > 4 ||
  26             op->addr.buswidth > 4 || op->dummy.buswidth > 4 ||
  27             op->data.buswidth > 4)