[mynewt-core] 05/05: Add Nucleo-F767ZI TRNG support

[utzig]

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utzig pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/mynewt-core.git

commit 6c9d6b8df31448d1e4e67bdafbae8c8f2eb2d1b3
Author: Fabio Utzig <ut...@apache.org>
AuthorDate: Thu May 17 10:54:06 2018 -0300

    Add Nucleo-F767ZI TRNG support
---
 .../nucleo-f767zi/include/bsp/stm32f7xx_hal_conf.h   | 20 ++++++++++----------
 hw/bsp/nucleo-f767zi/src/hal_bsp.c                   | 15 +++++++++++++++
 2 files changed, 25 insertions(+), 10 deletions(-)

diff --git a/hw/bsp/nucleo-f767zi/include/bsp/stm32f7xx_hal_conf.h 
b/hw/bsp/nucleo-f767zi/include/bsp/stm32f7xx_hal_conf.h
index da2e39a..28a234e 100644
--- a/hw/bsp/nucleo-f767zi/include/bsp/stm32f7xx_hal_conf.h
+++ b/hw/bsp/nucleo-f767zi/include/bsp/stm32f7xx_hal_conf.h
@@ -72,7 +72,6 @@
 #define HAL_MDIOS_MODULE_ENABLED
 #define HAL_PCD_MODULE_ENABLED
 #define HAL_HCD_MODULE_ENABLED
-#define HAL_RNG_MODULE_ENABLED   
 #define HAL_SAI_MODULE_ENABLED   
 #define HAL_SD_MODULE_ENABLED  
 #define HAL_SPDIFRX_MODULE_ENABLED
@@ -81,22 +80,23 @@
 #define HAL_WWDG_MODULE_ENABLED  
 */
 #define HAL_DMA_MODULE_ENABLED
-#define HAL_ETH_MODULE_ENABLED 
-#define HAL_FLASH_MODULE_ENABLED 
+#define HAL_ETH_MODULE_ENABLED
+#define HAL_FLASH_MODULE_ENABLED
 #define HAL_SRAM_MODULE_ENABLED
 #define HAL_GPIO_MODULE_ENABLED
 #define HAL_I2C_MODULE_ENABLED
-#define HAL_IWDG_MODULE_ENABLED 
+#define HAL_IWDG_MODULE_ENABLED
 #define HAL_LPTIM_MODULE_ENABLED
 #define HAL_PWR_MODULE_ENABLED
-#define HAL_QSPI_MODULE_ENABLED   
-#define HAL_RCC_MODULE_ENABLED 
+#define HAL_QSPI_MODULE_ENABLED
+#define HAL_RCC_MODULE_ENABLED
 #define HAL_RTC_MODULE_ENABLED
-#define HAL_SPI_MODULE_ENABLED   
-#define HAL_TIM_MODULE_ENABLED   
-#define HAL_UART_MODULE_ENABLED 
-#define HAL_USART_MODULE_ENABLED 
+#define HAL_SPI_MODULE_ENABLED
+#define HAL_TIM_MODULE_ENABLED
+#define HAL_UART_MODULE_ENABLED
+#define HAL_USART_MODULE_ENABLED
 #define HAL_CORTEX_MODULE_ENABLED
+#define HAL_RNG_MODULE_ENABLED
 
 /* ########################## HSE/HSI Values adaptation ##################### 
*/
 /**
diff --git a/hw/bsp/nucleo-f767zi/src/hal_bsp.c 
b/hw/bsp/nucleo-f767zi/src/hal_bsp.c
index 1b3523f..b7e0d1e 100644
--- a/hw/bsp/nucleo-f767zi/src/hal_bsp.c
+++ b/hw/bsp/nucleo-f767zi/src/hal_bsp.c
@@ -20,6 +20,11 @@
 
 #include "os/mynewt.h"
 
+#if MYNEWT_VAL(TRNG)
+#include "trng/trng.h"
+#include "trng_stm32/trng_stm32.h"
+#endif
+
 #if MYNEWT_VAL(UART_0)
 #include <uart/uart.h>
 #include <uart_hal/uart_hal.h>
@@ -49,6 +54,10 @@
 
 #include "bsp/bsp.h"
 
+#if MYNEWT_VAL(TRNG)
+static struct trng_dev os_bsp_trng;
+#endif
+
 #if MYNEWT_VAL(UART_0)
 static struct uart_dev hal_uart0;
 
@@ -175,6 +184,12 @@ hal_bsp_init(void)
 
     hal_system_clock_start();
 
+#if MYNEWT_VAL(TRNG)
+    rc = os_dev_create(&os_bsp_trng.dev, "trng", OS_DEV_INIT_KERNEL,
+                       OS_DEV_INIT_PRIO_DEFAULT, stm32_trng_dev_init, NULL);
+    assert(rc == 0);
+#endif
+
 #if MYNEWT_VAL(UART_0)
     rc = os_dev_create((struct os_dev *) &hal_uart0, "uart0",
       OS_DEV_INIT_PRIMARY, 0, uart_hal_init, (void *)&uart_cfg[0]);

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