From 58cc9c9a175885bbf6bae3acf18233d0a8229a84 Mon Sep 17 00:00:00 2001 From: Eric Nelson Date: Fri, 30 Jan 2015 14:07:55 -0700 Subject: [PATCH] ASoC: sgtl5000: add delay before first I2C access To quote from section 1.3.1 of the data sheet: The SGTL5000 has an internal reset that is deasserted 8 SYS_MCLK cycles after all power rails have been brought up. After this time, communication can start ... 1.0us represents 8 SYS_MCLK cycles at the minimum 8.0 MHz SYS_MCLK. Signed-off-by: Eric Nelson Reviewed-by: Fabio Estevam Signed-off-by: Mark Brown Cc: stable@vger.kernel.org --- Reading git-format-patch failed