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bugfix(psram): fix psram driver

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1. remove use EID to distinguish psram voltage
2. 1V8 64Mbit psram and 3V3 64Mbit psram use the same psram driver(standard spi interface)
3. set cs hold time register as 1
This commit is contained in:
chenjianqiang
2018-09-27 17:00:48 +08:00
parent 96cd3b75cd
commit a10b7e892c
4 changed files with 13 additions and 74 deletions
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14
components/esp32/include/esp_spiram.h
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@@ -21,26 +21,12 @@
#include <stdbool.h>
#include "esp_err.h"
typedef enum {
ESP_SPIRAM_VOLT_3V3 = 0, /*!< SPI RAM voltage is 3.3v */
ESP_SPIRAM_VOLT_1V8 = 1, /*!< SPI RAM voltage is 1.8v */
ESP_SPIRAM_VOLT_INVALID, /*!< SPI RAM voltage is invalid*/
} esp_spiram_volt_t;
typedef enum {
ESP_SPIRAM_SIZE_32MBITS = 0, /*!< SPI RAM size is 32 MBits */
ESP_SPIRAM_SIZE_64MBITS = 1, /*!< SPI RAM size is 64 MBits */
ESP_SPIRAM_SIZE_INVALID, /*!< SPI RAM size is invalid */
} esp_spiram_size_t;
/**
* @brief get SPI RAM voltage
* @return
* - ESP_SPIRAM_VOLT_INVALID if SPI RAM not enabled or not valid.
* - SPI RAM voltage
*/
esp_spiram_volt_t esp_spiram_get_chip_volt();
/**
* @brief get SPI RAM size
* @return