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drivers: gpio: esp32: Add ESP32 GPIO driver

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This provides basic GPIO support, with interrupts, and the ability to
read and write to ports on a pin-by-pin basis.

Jira: ZEP-2286
Signed-off-by: Leandro Pereira <leandro.pereira@intel.com>
This commit is contained in:
Leandro Pereira 2017-06-19 16:58:29 -07:00 • committed by Andrew Boie
commit c0c79a8041
6 changed files with 395 additions and 0 deletions
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arch/xtensa/soc/esp32/linker.ld
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@ -27,6 +27,7 @@ PROVIDE ( __stack = 0x3ffe3f20 );
PROVIDE ( uart_tx_one_char = 0x40009200 );
PROVIDE ( uart_rx_one_char = 0x400092d0 );
PROVIDE ( uartAttach = 0x40008fd0 );
PROVIDE ( intr_matrix_set = 0x4000681c );
MEMORY
{