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authorLaxman Dewangan <ldewangan@nvidia.com>2013-03-13 15:49:51 -0400
committerStephen Warren <swarren@nvidia.com>2013-04-04 19:17:40 -0400
commit3fc2f94eba35cc4735ec775d3c7b36deda71e2b1 (patch)
treea9ab203515c77b3a5787430856c61fffe828ee5d
parentc5d9da4aab7a9677e7c820e8ed3dcb2a4cb4725a (diff)
ARM: tegra: add I2C nodes to Tegra114 DT
NVIDIA's Tegra114 has 5 I2C controllers. These controllers have the following changes which makes incompatible with previous hardware: - Single clock source to I2C controller. - Interrupt support for per packet transfer. Add DT entry for I2C controllers and make it compatible with "nvidia,tegra114-i2c". Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> [swarren: fixed location of status property for consistency] Signed-off-by: Stephen Warren <swarren@nvidia.com>
-rw-r--r--arch/arm/boot/dts/tegra114.dtsi55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi
index d55f07a29398..552e63972f14 100644
--- a/arch/arm/boot/dts/tegra114.dtsi
+++ b/arch/arm/boot/dts/tegra114.dtsi
@@ -143,6 +143,61 @@
143 status = "disabled"; 143 status = "disabled";
144 }; 144 };
145 145
146 i2c@7000c000 {
147 compatible = "nvidia,tegra114-i2c";
148 reg = <0x7000c000 0x100>;
149 interrupts = <0 38 0x04>;
150 #address-cells = <1>;
151 #size-cells = <0>;
152 clocks = <&tegra_car 12>;
153 clock-names = "div-clk";
154 status = "disabled";
155 };
156
157 i2c@7000c400 {
158 compatible = "nvidia,tegra114-i2c";
159 reg = <0x7000c400 0x100>;
160 interrupts = <0 84 0x04>;
161 #address-cells = <1>;
162 #size-cells = <0>;
163 clocks = <&tegra_car 54>;
164 clock-names = "div-clk";
165 status = "disabled";
166 };
167
168 i2c@7000c500 {
169 compatible = "nvidia,tegra114-i2c";
170 reg = <0x7000c500 0x100>;
171 interrupts = <0 92 0x04>;
172 #address-cells = <1>;
173 #size-cells = <0>;
174 clocks = <&tegra_car 67>;
175 clock-names = "div-clk";
176 status = "disabled";
177 };
178
179 i2c@7000c700 {
180 compatible = "nvidia,tegra114-i2c";
181 reg = <0x7000c700 0x100>;
182 interrupts = <0 120 0x04>;
183 #address-cells = <1>;
184 #size-cells = <0>;
185 clocks = <&tegra_car 103>;
186 clock-names = "div-clk";
187 status = "disabled";
188 };
189
190 i2c@7000d000 {
191 compatible = "nvidia,tegra114-i2c";
192 reg = <0x7000d000 0x100>;
193 interrupts = <0 53 0x04>;
194 #address-cells = <1>;
195 #size-cells = <0>;
196 clocks = <&tegra_car 47>;
197 clock-names = "div-clk";
198 status = "disabled";
199 };
200
146 rtc { 201 rtc {
147 compatible = "nvidia,tegra114-rtc", "nvidia,tegra20-rtc"; 202 compatible = "nvidia,tegra114-rtc", "nvidia,tegra20-rtc";
148 reg = <0x7000e000 0x100>; 203 reg = <0x7000e000 0x100>;