Tentative driver for macronix MX25LM51245G, untested.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12400 110e8d01-0319-4d1e-a829-52ad28d1bb01

1 files changed, 31 insertions, 1 deletions

diff --git a/os/hal/lib/complex/serial_nor/hal_serial_nor.c b/os/hal/lib/complex/serial_nor/hal_serial_nor.c
index 417b52614..8ab1e3574 100644
--- a/os/hal/lib/complex/serial_nor/hal_serial_nor.c
+++ b/os/hal/lib/complex/serial_nor/hal_serial_nor.c
@@ -19,7 +19,6 @@
  * @brief   Serial NOR serial flash driver code.

  *

  * @addtogroup HAL_SERIAL_NOR

- * @ingroup HAL_SERIAL_NOR

  * @{

  */

 

@@ -565,6 +564,33 @@ void bus_cmd_addr_receive(BUSDriver *busp,
 

 #if (SNOR_BUS_DRIVER == SNOR_BUS_DRIVER_WSPI) || defined(__DOXYGEN__)

 /**

+ * @brief   Sends a command followed by dummy cycles and a

+ *          data receive phase.

+ *

+ * @param[in] busp      pointer to the bus driver

+ * @param[in] cmd       instruction code

+ * @param[in] dummy     number of dummy cycles

+ * @param[in] n         number of bytes to receive

+ * @param[out] p        data buffer

+ *

+ * @notapi

+ */

+void bus_cmd_dummy_receive(BUSDriver *busp,

+                           uint32_t cmd,

+                           uint32_t dummy,

+                           size_t n,

+                           uint8_t *p) {

+  wspi_command_t mode;

+

+  mode.cmd   = cmd;

+  mode.cfg   = SNOR_WSPI_CFG_CMD_ADDR_DATA;

+  mode.addr  = 0U;

+  mode.alt   = 0U;

+  mode.dummy = dummy;

+  wspiReceive(busp, &mode, n, p);

+}

+

+/**

  * @brief   Sends a command followed by a flash address, dummy cycles and a

  *          data receive phase.

  *

@@ -691,8 +717,10 @@ void snorMemoryMap(SNORDriver *devp, uint8_t **addrp) {
   /* Bus acquisition.*/

   bus_acquire(devp->config->busp, devp->config->buscfg);

 

+#if SNOR_DEVICE_SUPPORTS_XIP == TRUE

   /* Activating XIP mode in the device.*/

   snor_activate_xip(devp);

+#endif

 

   /* Starting WSPI memory mapped mode.*/

   wspiMapFlash(devp->config->busp, &snor_memmap_read, addrp);

@@ -716,7 +744,9 @@ void snorMemoryUnmap(SNORDriver *devp) {
   /* Stopping WSPI memory mapped mode.*/

   wspiUnmapFlash(devp->config->busp);

 

+#if SNOR_DEVICE_SUPPORTS_XIP == TRUE

   snor_reset_xip(devp);

+#endif

 

   /* Bus release.*/

   bus_release(devp->config->busp);