From 90f832679c659c669bd468cc49355df84445d905 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Sat, 8 Feb 2014 16:03:30 +0000
Subject: Fixed bug #464.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@6674 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/platforms/STM32/sdc_lld.c | 3 +++
 os/hal/platforms/STM32/sdc_lld.h | 9 ++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

(limited to 'os')

diff --git a/os/hal/platforms/STM32/sdc_lld.c b/os/hal/platforms/STM32/sdc_lld.c
index 0ad164235..cc048a03b 100644
--- a/os/hal/platforms/STM32/sdc_lld.c
+++ b/os/hal/platforms/STM32/sdc_lld.c
@@ -391,6 +391,9 @@ void sdc_lld_start_clk(SDCDriver *sdcp) {
   SDIO->CLKCR  = STM32_SDIO_DIV_LS;
   SDIO->POWER |= SDIO_POWER_PWRCTRL_0 | SDIO_POWER_PWRCTRL_1;
   SDIO->CLKCR |= SDIO_CLKCR_CLKEN;
+
+  /* Clock activation delay.*/
+  chThdSleepMilliseconds(STM32_SDC_CLOCK_ACTIVATION_DELAY);
 }
 
 /**
diff --git a/os/hal/platforms/STM32/sdc_lld.h b/os/hal/platforms/STM32/sdc_lld.h
index 8b01ba915..89ce3f49f 100644
--- a/os/hal/platforms/STM32/sdc_lld.h
+++ b/os/hal/platforms/STM32/sdc_lld.h
@@ -82,7 +82,14 @@
  * @brief   Read timeout in milliseconds.
  */
 #if !defined(SDC_READ_TIMEOUT_MS) || defined(__DOXYGEN__)
-#define SDC_READ_TIMEOUT_MS                 5
+#define SDC_READ_TIMEOUT_MS                 25
+#endif
+
+/**
+ * @brief   Card clock activation delay in milliseconds.
+ */
+#if !defined(STM32_SDC_CLOCK_ACTIVATION_DELAY) || defined(__DOXYGEN__)
+#define STM32_SDC_CLOCK_ACTIVATION_DELAY    10
 #endif
 
 /**
-- 
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