sd.c: always pause clock after sdcard check

When the sdcard is inserted, the sdcard check runs into the retry
loop. In that case, the clock was not paused, which could lead to
touch issues.

Author: benma

CHANGELOG.md

@@ -15,6 +15,9 @@ customers cannot upgrade their bootloader, its changes are recorded separately.
 - Add API call to fetch multiple xpubs at once
 - Add the option for the simulator to write its memory to file.
 
+### 9.23.2
+- Improve touch sensor reliability when the sdcard is inserted
+
 ### 9.23.1
 - EVM: add HyperEVM (HYPE) and SONIC (S) to known networks
 - U2F: fix macos/safari macos/firefox support

src/sd.c

@@ -315,7 +315,6 @@ bool sd_card_inserted(void)
     return true;
 #else
     sd_mmc_err_t err = sd_mmc_check(0);
-    sd_mmc_pause_clock();
     /* If initialization is ongoing, wait up to 1 second for it to initialize */
     if (err == SD_MMC_INIT_ONGOING) {
         for (int i = 0; i < 10; ++i) {
@@ -326,6 +325,7 @@ bool sd_card_inserted(void)
             }
         }
     }
+    sd_mmc_pause_clock();
 #if !defined(NDEBUG)
     switch (err) {
     case SD_MMC_OK: