From 3e27095da10bcf997c71d32d1af59aa99f3804c4 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Wed, 5 Dec 2012 14:15:57 +0000
Subject: SPI for STM32F3xx, not working yet.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4875 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/platforms/STM32/spi_lld.h       |  2 +-
 os/hal/platforms/STM32F3xx/hal_lld.h   |  2 +-
 os/hal/platforms/STM32F3xx/stm32_rcc.h | 27 +++++++++++++++++++++++++++
 3 files changed, 29 insertions(+), 2 deletions(-)

(limited to 'os/hal')

diff --git a/os/hal/platforms/STM32/spi_lld.h b/os/hal/platforms/STM32/spi_lld.h
index 535819af4..e15d70fb5 100644
--- a/os/hal/platforms/STM32/spi_lld.h
+++ b/os/hal/platforms/STM32/spi_lld.h
@@ -189,7 +189,7 @@
 
 #else /* !defined(STM32F0XX) */
 /* Fixed streams for platforms using the old DMA peripheral, the values are
-   valid for both STM32F1xx and STM32L1xx.*/
+   valid for both STM32F1xx, STM32L1xx and STM32F3xx.*/
 #define STM32_SPI_SPI1_RX_DMA_STREAM        STM32_DMA_STREAM_ID(1, 2)
 #define STM32_SPI_SPI1_TX_DMA_STREAM        STM32_DMA_STREAM_ID(1, 3)
 #define STM32_SPI_SPI2_RX_DMA_STREAM        STM32_DMA_STREAM_ID(1, 4)
diff --git a/os/hal/platforms/STM32F3xx/hal_lld.h b/os/hal/platforms/STM32F3xx/hal_lld.h
index 1830cc542..348bba45c 100644
--- a/os/hal/platforms/STM32F3xx/hal_lld.h
+++ b/os/hal/platforms/STM32F3xx/hal_lld.h
@@ -567,7 +567,7 @@
  * @brief   APB2 prescaler value.
  */
 #if !defined(STM32_PPRE2) || defined(__DOXYGEN__)
-#define STM32_PPRE2                         STM32_PPRE2_DIV1
+#define STM32_PPRE2                         STM32_PPRE2_DIV2
 #endif
 
 /**
diff --git a/os/hal/platforms/STM32F3xx/stm32_rcc.h b/os/hal/platforms/STM32F3xx/stm32_rcc.h
index 460d1c351..229333104 100644
--- a/os/hal/platforms/STM32F3xx/stm32_rcc.h
+++ b/os/hal/platforms/STM32F3xx/stm32_rcc.h
@@ -389,6 +389,33 @@
  * @api
  */
 #define rccResetSPI2() rccResetAPB1(RCC_APB1RSTR_SPI2RST)
+
+/**
+ * @brief   Enables the SPI3 peripheral clock.
+ * @note    The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp        low power enable flag
+ *
+ * @api
+ */
+#define rccEnableSPI3(lp) rccEnableAPB1(RCC_APB1ENR_SPI3EN, lp)
+
+/**
+ * @brief   Disables the SPI3 peripheral clock.
+ * @note    The @p lp parameter is ignored in this family.
+ *
+ * @param[in] lp        low power enable flag
+ *
+ * @api
+ */
+#define rccDisableSPI3(lp) rccDisableAPB1(RCC_APB1ENR_SPI3EN, lp)
+
+/**
+ * @brief   Resets the SPI3 peripheral.
+ *
+ * @api
+ */
+#define rccResetSPI3() rccResetAPB1(RCC_APB1RSTR_SPI3RST)
 /** @} */
 
 /**
-- 
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