diff options
| author | Samuel Holland <samuel@sholland.org> | 2022-02-02 19:51:11 -0600 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2022-02-28 13:06:23 +0100 |
| commit | 75a2f412d0aed4a4a80ab2a2d96d040b17acb6d6 (patch) | |
| tree | 2f58611ed9a7f70f0d9776399fc111d22abcb834 /drivers | |
| parent | 02d9c3f436d6ad9ec086d11130be3d22927f457d (diff) | |
mmc: sunxi-mmc: Add D1 MMC variant
D1's MMC controllers are unique in that they have the DMA address shift
(like A100) with a 13-bit descriptor size field (like sun4i). Add the
compatible and parameters for this new variant.
Signed-off-by: Samuel Holland <samuel@sholland.org>
Acked-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20220203015112.12008-2-samuel@sholland.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/sunxi-mmc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c index 2702736a1c57..c62afd212692 100644 --- a/drivers/mmc/host/sunxi-mmc.c +++ b/drivers/mmc/host/sunxi-mmc.c @@ -1167,6 +1167,14 @@ static const struct sunxi_mmc_cfg sun9i_a80_cfg = { .can_calibrate = false, }; +static const struct sunxi_mmc_cfg sun20i_d1_cfg = { + .idma_des_size_bits = 13, + .idma_des_shift = 2, + .can_calibrate = true, + .mask_data0 = true, + .needs_new_timings = true, +}; + static const struct sunxi_mmc_cfg sun50i_a64_cfg = { .idma_des_size_bits = 16, .clk_delays = NULL, @@ -1205,6 +1213,7 @@ static const struct of_device_id sunxi_mmc_of_match[] = { { .compatible = "allwinner,sun7i-a20-mmc", .data = &sun7i_a20_cfg }, { .compatible = "allwinner,sun8i-a83t-emmc", .data = &sun8i_a83t_emmc_cfg }, { .compatible = "allwinner,sun9i-a80-mmc", .data = &sun9i_a80_cfg }, + { .compatible = "allwinner,sun20i-d1-mmc", .data = &sun20i_d1_cfg }, { .compatible = "allwinner,sun50i-a64-mmc", .data = &sun50i_a64_cfg }, { .compatible = "allwinner,sun50i-a64-emmc", .data = &sun50i_a64_emmc_cfg }, { .compatible = "allwinner,sun50i-a100-mmc", .data = &sun50i_a100_cfg }, |