[PATCH 08/12] mmc: sunxi: add support for R329 MMC controllers
icenowy at outlook.com
icenowy at outlook.com
Fri Apr 22 08:41:11 PDT 2022
From: Icenowy Zheng <icenowy at aosc.io>
The two MMC controllers in Allwinner R329 have a mixed feature set
comparing to the previous SoCs' ordinary MMC and eMMC controllers.
Add support for them.
Signed-off-by: Icenowy Zheng <icenowy at aosc.io>
---
drivers/mmc/host/sunxi-mmc.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index 0e8fbf4957d8..06934eef8be5 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -1207,6 +1207,15 @@ static const struct sunxi_mmc_cfg sun50i_a100_emmc_cfg = {
.needs_new_timings = true,
};
+static const struct sunxi_mmc_cfg sun50i_r329_cfg = {
+ .idma_des_size_bits = 13,
+ .idma_des_shift = 2,
+ .clk_delays = NULL,
+ .can_calibrate = true,
+ .mask_data0 = true,
+ .needs_new_timings = true,
+};
+
static const struct of_device_id sunxi_mmc_of_match[] = {
{ .compatible = "allwinner,sun4i-a10-mmc", .data = &sun4i_a10_cfg },
{ .compatible = "allwinner,sun5i-a13-mmc", .data = &sun5i_a13_cfg },
@@ -1218,6 +1227,7 @@ static const struct of_device_id sunxi_mmc_of_match[] = {
{ .compatible = "allwinner,sun50i-a64-emmc", .data = &sun50i_a64_emmc_cfg },
{ .compatible = "allwinner,sun50i-a100-mmc", .data = &sun50i_a100_cfg },
{ .compatible = "allwinner,sun50i-a100-emmc", .data = &sun50i_a100_emmc_cfg },
+ { .compatible = "allwinner,sun50i-r329-mmc", .data = &sun50i_r329_cfg },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, sunxi_mmc_of_match);
--
2.35.1
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