From 8e7d00b9a887fcd31578cfb79ace51d0e7166ac6 Mon Sep 17 00:00:00 2001
From: me-no-dev <hristo@espressif.com>
Date: Fri, 9 Dec 2016 18:07:59 +0200
Subject: [PATCH] i2c revert to old fifo write

---
 cores/esp32/esp32-hal-i2c.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/cores/esp32/esp32-hal-i2c.c b/cores/esp32/esp32-hal-i2c.c
index 8fbb0b27..347fd80d 100644
--- a/cores/esp32/esp32-hal-i2c.c
+++ b/cores/esp32/esp32-hal-i2c.c
@@ -172,13 +172,9 @@ i2c_err_t i2cWrite(i2c_t * i2c, uint16_t address, bool addr_10bit, uint8_t * dat
             }
         }
         i = 0;
-        uint32_t fifotail = 0;
         while(i<dataSend) {
-            fifotail = i2c->dev->fifo_st.tx_fifo_end_addr;
             i++;
             i2c->dev->fifo_data.data = data[index++];
-            // Wait for FIFO to update
-            while(i2c->dev->fifo_st.tx_fifo_end_addr == fifotail) {};
         }
         i2cSetCmd(i2c, 1, I2C_CMD_WRITE, willSend, false, false, true);
         dataLen -= willSend;