From 75a2f412d0aed4a4a80ab2a2d96d040b17acb6d6 Mon Sep 17 00:00:00 2001 From: Samuel Holland Date: Wed, 2 Feb 2022 19:51:11 -0600 Subject: [PATCH] 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 Acked-by: Maxime Ripard Link: https://lore.kernel.org/r/20220203015112.12008-2-samuel@sholland.org Signed-off-by: Ulf Hansson --- drivers/mmc/host/sunxi-mmc.c | 9 +++++++++ 1 file changed, 9 insertions(+) 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 }, -- 2.25.1