From c786208c57cfe825c6dcfb8c602facf9c5081261 Mon Sep 17 00:00:00 2001
From: Andrey Gusakov <dron0gus@gmail.com>
Date: Mon, 5 Jan 2026 22:12:34 +0300
Subject: [PATCH] MMC SPI: increase MMC_WAIT_DATA timeout

Some SD cards need significant time for initialization.
Seems initialization happens on first read.
---
 os/hal/include/hal_mmc_spi.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/os/hal/include/hal_mmc_spi.h b/os/hal/include/hal_mmc_spi.h
index 4ce540df4b..025b5ddfc7 100644
--- a/os/hal/include/hal_mmc_spi.h
+++ b/os/hal/include/hal_mmc_spi.h
@@ -34,7 +34,7 @@
 #define MMC_CMD0_RETRY                  10U
 #define MMC_CMD1_RETRY                  100U
 #define MMC_ACMD41_RETRY                100U
-#define MMC_WAIT_DATA                   10000U
+#define MMC_WAIT_DATA                   100000U
 
 /**
  * @brief   Size of the buffer to be supplied to the driver.