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esp32s2: drivers: spi: add driver support

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and hooks to spi_loopback test.

Signed-off-by: Glauber Maroto Ferreira <glauber.ferreira@espressif.com>
This commit is contained in:
Glauber Maroto Ferreira 2021-10-01 16:55:37 -03:00 • committed by Christopher Friedt
commit 7468121f19
7 changed files with 60 additions and 2 deletions
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soc/xtensa/esp32s2/soc.h
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@ -25,6 +25,10 @@ extern void esp_rom_uart_tx_wait_idle(uint8_t uart_no);
extern STATUS esp_rom_uart_tx_one_char(uint8_t chr);
extern STATUS esp_rom_uart_rx_one_char(uint8_t *chr);
extern int esp_rom_gpio_matrix_in(uint32_t gpio, uint32_t signal_index, bool inverted);
extern int esp_rom_gpio_matrix_out(uint32_t gpio, uint32_t signal_index,
bool out_invrted, bool out_enabled_inverted);
/* cache related rom functions */
extern uint32_t esp_rom_Cache_Disable_ICache(void);
extern uint32_t esp_rom_Cache_Disable_DCache(void);