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Commit 9d220da8 authored by Sujit Reddy Thumma's avatar Sujit Reddy Thumma
Browse files

ARM: dts: msm: Update bus bandwidth votes for sdhci on 8974 



Some versions of 8974 supports eMMC HS400 mode providing maximum
throughput of 400MB/s. Update the list of bus bandwidth votes to
make sure appropriate vote is placed in this mode.

Change-Id: I5e3bed70d8c8c1c6423483f7469849823e3ebb2c
Signed-off-by: default avatarSujit Reddy Thumma <sthumma@codeaurora.org>
parent c36fdf3b

arch/arm/boot/dts/qcom/msm8974.dtsi

+10 −4
Original line number Diff line number Diff line
@@ -391,7 +391,7 @@ 
		qcom,bus-speed-mode = "HS200_1p8v", "DDR_1p8v";



		qcom,msm-bus,name = "sdcc1";

		qcom,msm-bus,num-cases = <8>;

		qcom,msm-bus,num-cases = <9>;

		qcom,msm-bus,num-paths = <1>;

		qcom,msm-bus,vectors-KBps = <78 512 0 0>, /* No vote */

				<78 512 1600 3200>,    /* 400 KB/s*/
@@ -400,8 +400,11 @@ 
				<78 512 200000 400000>, /* 50 MB/s */

				<78 512 400000 800000>, /* 100 MB/s */

				<78 512 800000 1600000>, /* 200 MB/s */

				<78 512 800000 1600000>, /* 400 MB/s */

				<78 512 2048000 4096000>; /* Max. bandwidth */

		qcom,bus-bw-vectors-bps = <0 400000 20000000 25000000 50000000 100000000 200000000 4294967295>;

		qcom,bus-bw-vectors-bps = <0 400000 20000000 25000000 50000000

						100000000 200000000 400000000

						4294967295>;

		qcom,dat1-mpm-int = <42>;

		status = "disable";

	};
@@ -554,7 +557,7 @@ 
		qcom,cpu-dma-latency-us = <200>;



		qcom,msm-bus,name = "sdhc1";

		qcom,msm-bus,num-cases = <8>;

		qcom,msm-bus,num-cases = <9>;

		qcom,msm-bus,num-paths = <1>;

		qcom,msm-bus,vectors-KBps = <78 512 0 0>, /* No vote */

				<78 512 1600 3200>,    /* 400 KB/s*/
@@ -563,8 +566,11 @@ 
				<78 512 200000 400000>, /* 50 MB/s */

				<78 512 400000 800000>, /* 100 MB/s */

				<78 512 800000 1600000>, /* 200 MB/s */

				<78 512 800000 1600000>, /* 400 MB/s */

				<78 512 2048000 4096000>; /* Max. bandwidth */

		qcom,bus-bw-vectors-bps = <0 400000 20000000 25000000 50000000 100000000 200000000 4294967295>;

		qcom,bus-bw-vectors-bps = <0 400000 20000000 25000000 50000000

						100000000 200000000 400000000

						4294967295>;

		qcom,dat1-mpm-int = <42>;

		status = "disable";

	};