Fix-up some SAMD20 SERCOM conditionals

configs/samd20-xplained/src/Makefile

@@ -46,7 +46,7 @@ ifeq ($(CONFIG_HAVE_CXX),y)
 CSRCS += sam_cxxinitialize.c
 endif
 
-ifeq ($(CONFIG_SAMD_SPI0),y)
+ifeq ($(CONFIG_SAMD_SERCOM0),y)
 CSRCS += sam_spi.c
 endif
 
@@ -64,13 +64,13 @@ ifeq ($(CONFIG_NSH_ARCHINIT),y)
 CSRCS += sam_nsh.c
 endif
 
-ifeq ($(CONFIG_SAMD_SPI0),y)
+ifeq ($(CONFIG_SAMD_SERCOM0),y)
 ifeq ($(CONFIG_SAM4L_XPLAINED_IOMODULE),y)
 CSRCS += sam_mmcsd.c
 endif
 endif
 
-ifeq ($(CONFIG_SAMD_SPI0),y)
+ifeq ($(CONFIG_SAMD_SERCOM0),y)
 ifeq ($(CONFIG_SAM4L_XPLAINED_OLED1MODULE),y)
 ifeq ($(CONFIG_LCD_UG2832HSWEG04),y)
 CSRCS += sam_ug2832hsweg04.c

configs/samd20-xplained/src/sam_boot.c

@@ -41,6 +41,7 @@
 
 #include <debug.h>
 
+#include "sam_config.h"
 #include "samd20-xplained.h"
 
 /************************************************************************************
@@ -71,7 +72,7 @@ void sam_boardinitialize(void)
    * sam_spiinitialize() has been brought into the link.
    */
 
-#ifdef CONFIG_SAMD_SPI0
+#ifdef SAMD_HAVE_SPI0
   if (sam_spiinitialize)
     {
       sam_spiinitialize();

configs/samd20-xplained/src/sam_mmcsd.c

@@ -46,6 +46,7 @@
 #include <nuttx/spi/spi.h>
 #include <nuttx/mmcsd.h>
 
+#include "sam_config.h"
 #include "samd20-xplained.h"
 
 #ifdef CONFIG_SAM4L_XPLAINED_IOMODULE
@@ -59,8 +60,8 @@
 #  error Mountpoints are disabled (CONFIG_DISABLE_MOUNTPOINT=y)
 #endif
 
-#ifndef CONFIG_SAMD_SPI0 /* REVISIT */
-#  error SPI support is required (CONFIG_SAMD_SPI0)
+#ifndef SAMD_HAVE_SPI0
+#  error SERCOM0 SPI support is required
 #endif
 
 #ifndef CONFIG_MMCSD
@@ -81,7 +82,7 @@
  *   - CONFIG_SAM4L_XPLAINED_IOMODULE=y,
  *   - CONFIG_DISABLE_MOUNTPOINT=n,
  *   - CONFIG_MMCSD=y, and
- *   - CONFIG_SAMD_SPI0=y
+ *   - SAMD_HAVE_SPI0=y (CONFIG_SAMD_SERCOM0 && CONFIG_SAMD_SERCOM0_ISSPI)
  *
  *****************************************************************************/
 

configs/samd20-xplained/src/sam_nsh.c

@@ -99,7 +99,7 @@
 
 int nsh_archinitialize(void)
 {
-#if defined(CONFIG_SAMD_SPI0) && defined(CONFIG_SAM4L_XPLAINED_IOMODULE)
+#if defined(SAMD_HAVE_SPI0) && defined(CONFIG_SAM4L_XPLAINED_IOMODULE)
   /* Initialize the SPI-based MMC/SD slot */
 
   {

configs/samd20-xplained/src/sam_spi.c

@@ -45,11 +45,12 @@
 
 #include <nuttx/spi/spi.h>
 
+#include "sam_config.h"
 #include "sam_gpio.h"
 #include "sam_spi.h"
 #include "samd20-xplained.h"
 
-#ifdef CONFIG_SAMD_SPI0 /* REVISIT */
+#ifdef SAMD_HAVE_SPI0
 
 /************************************************************************************
  * Definitions
@@ -236,7 +237,7 @@ uint8_t sam_spistatus(FAR struct spi_dev_s *dev, enum spi_dev_e devid)
   return ret;
 }
 
-#endif /* CONFIG_SAMD_SPI0 */
+#endif /* SAMD_HAVE_SPI0 */
 
 /****************************************************************************
  * Name: sam_spicmddata

configs/samd20-xplained/src/sam_ug2832hsweg04.c

@@ -133,8 +133,8 @@
 #  error "The OLED driver requires CONFIG_LCD_UG2832HSWEG04 in the configuration"
 #endif
 
-#ifndef CONFIG_SAMD_SPI0
-#  error "The OLED driver requires CONFIG_SAMD_SPI0 in the configuration"
+#ifndef SAMD_HAVE_SPI0
+#  error "The OLED driver requires SAMD_HAVE_SPI0 in the configuration"
 #endif
 
 #ifndef CONFIG_SPI_CMDDATA

configs/samd20-xplained/src/samd20-xplained.h

@@ -48,6 +48,7 @@
 #include <arch/irq.h>
 #include <nuttx/irq.h>
 
+#include "sam_config.h"
 #include "chip/sam_pinmap.h"
 
 /************************************************************************************
@@ -115,8 +116,8 @@
 
 #ifdef CONFIG_SAMD20_XPLAINED_IOMODULE
 
-#  ifndef CONFIG_SAMD_SPI0
-#    error CONFIG_SAMD_SPI0 is required to use the I/O1 module
+#  ifndef SAMD_HAVE_SPI0
+#    error SAMD_HAVE_SPI0 is required to use the I/O1 module
 #  endif
 
 #  if defined(CONFIG_SAMD20_XPLAINED_IOMODULE_EXT1)
@@ -171,8 +172,8 @@
 
 #ifdef CONFIG_SAMD20_XPLAINED_OLED1MODULE
 
-#  ifndef CONFIG_SAMD_SPI0 /* REVISIT */
-#    error CONFIG_SAMD_SPI0 is required to use the OLED1 module
+#  ifndef SAMD_HAVE_SPI0
+#    error SAMD_HAVE_SPI0 is required to use the OLED1 module
 #  endif
 
 #  ifndef CONFIG_SPI_CMDDATA
@@ -256,11 +257,11 @@ void weak_function sam_spiinitialize(void);
  *
  * Description:
  *   Initialize the SPI-based SD card.  Requires CONFIG_SAMD20_XPLAINED_IOMODULE=y,
- *   CONFIG_DISABLE_MOUNTPOINT=n, CONFIG_MMCSD=y, and CONFIG_SAMD_SPI0=y
+ *   CONFIG_DISABLE_MOUNTPOINT=n, CONFIG_MMCSD=y, and SAMD_HAVE_SPI0
  *
  ************************************************************************************/
 
-#if defined(CONFIG_SAMD_SPI0) && defined(CONFIG_SAMD20_XPLAINED_IOMODULE)
+#if defined(SAMD_HAVE_SPI0) && defined(CONFIG_SAMD20_XPLAINED_IOMODULE)
 int sam_sdinitialize(int minor);
 #endif