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i2c-designware: make SDA hold time configurable

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This patch makes the SDA hold time configurable through device tree.

Signed-off-by: Christian Ruppert <christian.ruppert@abilis.com>
Signed-off-by: Pierrick Hascoet <pierrick.hascoet@abilis.com>
Acked-by: Vineet Gupta <vgupta@synopsys.com> for arch/arc bits
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Christian Ruppert
2013-06-26 10:55:06 +02:00
committed by Wolfram Sang
parent 4c730a06c1
commit 9803f86894
6 changed files with 49 additions and 10 deletions
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10
arch/arc/boot/dts/abilis_tb100_dvk.dts
View File

@@ -45,19 +45,19 @@
};
i2c0: i2c@FF120000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
i2c1: i2c@FF121000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
i2c2: i2c@FF122000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
i2c3: i2c@FF123000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
i2c4: i2c@FF124000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
leds {

10
arch/arc/boot/dts/abilis_tb101_dvk.dts
View File

@@ -45,19 +45,19 @@
};
i2c0: i2c@FF120000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
i2c1: i2c@FF121000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
i2c2: i2c@FF122000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
i2c3: i2c@FF123000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
i2c4: i2c@FF124000 {
sda-hold-time = <432>;
i2c-sda-hold-time-ns = <432>;
};
leds {