ARM: dts: msm: add bus scaling info for sdcc on msm8226
Bus scaling and bandwidth requirements for sdcc and sdhci devices
are added. This will help ensure these peripherals to get the
required bus bandwidth on the appropriate buses.
Change-Id: I6027ed215b57395d71a445e0041562b9e958c53c
Signed-off-by: Krishna Konda <kkonda@codeaurora.org>
diff --git a/arch/arm/boot/dts/msm8226.dtsi b/arch/arm/boot/dts/msm8226.dtsi
index 527a582..8eaf0f6 100644
--- a/arch/arm/boot/dts/msm8226.dtsi
+++ b/arch/arm/boot/dts/msm8226.dtsi
@@ -660,6 +660,21 @@
interrupt-names = "core_irq", "bam_irq";
qcom,bus-width = <8>;
+
+ qcom,msm-bus,name = "sdcc1";
+ qcom,msm-bus,num-cases = <8>;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps = <78 512 0 0>, /* No vote */
+ <78 512 1600 3200>, /* 400 KB/s*/
+ <78 512 80000 160000>, /* 20 MB/s */
+ <78 512 100000 200000>, /* 25 MB/s */
+ <78 512 200000 400000>, /* 50 MB/s */
+ <78 512 400000 800000>, /* 100 MB/s */
+ <78 512 400000 800000>, /* 200 MB/s */
+ <78 512 2048000 4096000>; /* Max. bandwidth */
+ qcom,bus-bw-vectors-bps = <0 400000 20000000 25000000 50000000
+ 100000000 200000000 4294967295>;
+
status = "disabled";
};
@@ -672,6 +687,21 @@
interrupt-names = "hc_irq", "pwr_irq";
qcom,bus-width = <8>;
+
+ qcom,msm-bus,name = "sdhc1";
+ qcom,msm-bus,num-cases = <8>;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps = <78 512 0 0>, /* No vote */
+ <78 512 1600 3200>, /* 400 KB/s*/
+ <78 512 80000 160000>, /* 20 MB/s */
+ <78 512 100000 200000>, /* 25 MB/s */
+ <78 512 200000 400000>, /* 50 MB/s */
+ <78 512 400000 800000>, /* 100 MB/s */
+ <78 512 400000 800000>, /* 200 MB/s */
+ <78 512 2048000 4096000>; /* Max. bandwidth */
+ qcom,bus-bw-vectors-bps = <0 400000 20000000 25000000 50000000
+ 100000000 200000000 4294967295>;
+
status = "disabled";
};
@@ -687,6 +717,21 @@
interrupt-names = "core_irq", "bam_irq";
qcom,bus-width = <4>;
+
+ qcom,msm-bus,name = "sdcc2";
+ qcom,msm-bus,num-cases = <8>;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps = <81 512 0 0>, /* No vote */
+ <81 512 1600 3200>, /* 400 KB/s*/
+ <81 512 80000 160000>, /* 20 MB/s */
+ <81 512 100000 200000>, /* 25 MB/s */
+ <81 512 200000 400000>, /* 50 MB/s */
+ <81 512 400000 800000>, /* 100 MB/s */
+ <81 512 400000 800000>, /* 200 MB/s */
+ <81 512 2048000 4096000>; /* Max. bandwidth */
+ qcom,bus-bw-vectors-bps = <0 400000 20000000 25000000 50000000
+ 100000000 200000000 4294967295>;
+
status = "disabled";
};
@@ -699,6 +744,21 @@
interrupt-names = "hc_irq", "pwr_irq";
qcom,bus-width = <4>;
+
+ qcom,msm-bus,name = "sdhc2";
+ qcom,msm-bus,num-cases = <8>;
+ qcom,msm-bus,num-paths = <1>;
+ qcom,msm-bus,vectors-KBps = <81 512 0 0>, /* No vote */
+ <81 512 1600 3200>, /* 400 KB/s*/
+ <81 512 80000 160000>, /* 20 MB/s */
+ <81 512 100000 200000>, /* 25 MB/s */
+ <81 512 200000 400000>, /* 50 MB/s */
+ <81 512 400000 800000>, /* 100 MB/s */
+ <81 512 400000 800000>, /* 200 MB/s */
+ <81 512 2048000 4096000>; /* Max. bandwidth */
+ qcom,bus-bw-vectors-bps = <0 400000 20000000 25000000 50000000
+ 100000000 200000000 4294967295>;
+
status = "disabled";
};