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authorSowjanya Komatineni <skomatineni@nvidia.com>2019-02-19 20:28:52 +0300
committerWolfram Sang <wsa@the-dreams.de>2019-02-23 12:28:35 +0300
commit6b9932bc28fd61b83a8cb86bf0de1a86e5c18fa3 (patch)
treebe942258088f643bc19477d53420f4bf95b9f8aa /drivers/i2c
parent9ffc125cd4f953d1e3ea6104a809717e417ed057 (diff)
downloadlinux-6b9932bc28fd61b83a8cb86bf0de1a86e5c18fa3.tar.xz
i2c: tegra: remove multi-master support
Multi-master support is defeatured on Tegra210 and Tegra186 due to known bugs. This patch removes multi-master support for Tegra210 and Tegra186 I2C HW feature. Acked-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-tegra.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 9d097ad2f6db..31ff67015255 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -1409,7 +1409,7 @@ static const struct tegra_i2c_hw_feature tegra210_i2c_hw = {
.clk_divisor_fast_mode = 0x19,
.clk_divisor_fast_plus_mode = 0x10,
.has_config_load_reg = true,
- .has_multi_master_mode = true,
+ .has_multi_master_mode = false,
.has_slcg_override_reg = true,
.has_mst_fifo = false,
.quirks = &tegra_i2c_quirks,
@@ -1434,7 +1434,7 @@ static const struct tegra_i2c_hw_feature tegra186_i2c_hw = {
.clk_divisor_fast_mode = 0x19,
.clk_divisor_fast_plus_mode = 0x10,
.has_config_load_reg = true,
- .has_multi_master_mode = true,
+ .has_multi_master_mode = false,
.has_slcg_override_reg = true,
.has_mst_fifo = false,
.quirks = &tegra_i2c_quirks,