From b4be7aa09346d082bbb0e55c773635cc08a8a233 Mon Sep 17 00:00:00 2001 From: Matt Delco Date: Mon, 13 Aug 2018 21:36:28 -0700 Subject: mb/google/poppy/variants/nocturne: sx9310 to 400kb The spec of the sx9310 says the I2C interface can handle standard (100kb/s) and fast mode (400kb/s). The current setting is using fast plus (1000kb/s) so this change is reducing the speed to fast mode. I've been using the sensors with this change for a few weeks now, though I also don't recall seeing an issue prior to this change. Change-Id: I337fc02c52565d6ec4d7bac1b3564f65238962dc Signed-off-by: Matt Delco Reviewed-on: https://review.coreboot.org/28075 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh --- src/mainboard/google/poppy/variants/nocturne/devicetree.cb | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/mainboard/google/poppy/variants/nocturne/devicetree.cb b/src/mainboard/google/poppy/variants/nocturne/devicetree.cb index 2c074e90db..4fbd0ff73e 100644 --- a/src/mainboard/google/poppy/variants/nocturne/devicetree.cb +++ b/src/mainboard/google/poppy/variants/nocturne/devicetree.cb @@ -298,7 +298,7 @@ chip soc/intel/skylake chip drivers/i2c/sx9310 register "desc" = ""Right SAR Proximity Sensor"" register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D9_IRQ)" - register "speed" = "I2C_SPEED_FAST_PLUS" + register "speed" = "I2C_SPEED_FAST" register "uid" = "0" register "reg_prox_ctrl0" = "0x10" register "reg_prox_ctrl1" = "0x00" @@ -339,7 +339,7 @@ chip soc/intel/skylake chip drivers/i2c/sx9310 register "desc" = ""Left SAR Proximity Sensor"" register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D10_IRQ)" - register "speed" = "I2C_SPEED_FAST_PLUS" + register "speed" = "I2C_SPEED_FAST" register "uid" = "1" register "reg_prox_ctrl0" = "0x10" register "reg_prox_ctrl1" = "0x00" -- cgit v1.2.3