soc: updates caps usage

We should define caps as 1 if true. When use the caps macros, #if and
 #if ! should be used instead of #ifdef/#ifndef.

components/driver/include/driver/mcpwm.h

@@ -12,13 +12,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#ifndef _DRIVER_MCPWM_H_
-#define _DRIVER_MCPWM_H_
+#pragma once
 
 #include "soc/soc_caps.h"
-#ifndef SOC_MCPWM_SUPPORTED
-#error MCPWM is not supported in this chip target
-#endif
+#if SOC_MCPWM_SUPPORTED
 
 #include "esp_err.h"
 #include "soc/soc.h"
@@ -664,4 +661,5 @@ esp_err_t mcpwm_isr_register(mcpwm_unit_t mcpwm_num, void (*fn)(void *), void *a
 }
 #endif
 
-#endif  /*_DRIVER_MCPWM_H_*/
+#endif  //SOC_MCPWM_SUPPORTED
+

components/driver/include/driver/sdmmc_host.h

@@ -15,9 +15,7 @@
 #pragma once
 
 #include "soc/soc_caps.h"
-#ifndef SOC_SDMMC_HOST_SUPPORTED
-#error SDMMC host is not supported in this chip target
-#endif
+#if SOC_SDMMC_HOST_SUPPORTED
 
 #include <stdint.h>
 #include <stddef.h>
@@ -245,3 +243,5 @@ esp_err_t sdmmc_host_pullup_en(int slot, int width);
 #ifdef __cplusplus
 }
 #endif
+
+#endif //SOC_SDMMC_HOST_SUPPORTED

components/driver/include/driver/twai.h

@@ -19,9 +19,7 @@ extern "C" {
 #endif
 
 #include "soc/soc_caps.h"
-#ifndef SOC_TWAI_SUPPORTED
-#error TWAI is not supported in this chip target
-#endif
+#if SOC_TWAI_SUPPORTED
 
 #include "freertos/FreeRTOS.h"
 #include "esp_types.h"
@@ -346,3 +344,5 @@ esp_err_t twai_clear_receive_queue(void);
 #ifdef __cplusplus
 }
 #endif
+
+#endif //SOC_TWAI_SUPPORTED