On Fri, Mar 25, 2016 at 04:17:30PM -0700, Bjorn Andersson wrote:

On Tue, Jan 19, 2016 at 2:02 AM, Sricharan R [off-list ref] wrote:

quoted

Signed-off-by: Sricharan R <redacted>
Reviewed-by: Andy Gross <redacted>

<snip>

quoted

+               blsp2_dma: dma-controller at f9944000 {
+                       compatible = "qcom,bam-v1.4.0";
+                       reg = <0xf9944000 0x19000>;
+                       interrupts = <GIC_SPI 239 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&gcc GCC_BLSP2_AHB_CLK>;
+                       clock-names = "bam_clk";
+                       #dma-cells = <1>;
+                       qcom,ee = <0>;

Without "qcom,bam_ctrl_remote;" and
https://patchwork.kernel.org/patch/8639181/ the Xperia Honami board
fails to boot with this patch included.

Ouch.  At least one set of pipes must be used by some other processor and TZ has
locked down that BLSP.