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mmc: sunxi-mmc: Add D1 MMC variant

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[ Upstream commit 75a2f412d0 ]

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>
Stable-dep-of: 85b580afc2 ("mmc: sunxi-mmc: Fix A100 compatible description")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Samuel Holland
2022-02-02 19:51:11 -06:00
committed by Greg Kroah-Hartman
parent 69434d929a
commit 43f79bfcfb
1 changed files with 9 additions and 0 deletions
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drivers/mmc/host/sunxi-mmc.c
+9
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@@ -1168,6 +1168,14 @@ 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,
@@ -1206,6 +1214,7 @@ 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 },