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* [PATCH v3] ARM: dts: qcom: msm8960: Add BAM
@ 2025-02-14  6:28 Rudraksha Gupta
  2025-02-21 21:56 ` Konrad Dybcio
  2025-03-14 20:00 ` Bjorn Andersson
  0 siblings, 2 replies; 3+ messages in thread
From: Rudraksha Gupta @ 2025-02-14  6:28 UTC (permalink / raw)
  To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley
  Cc: linux-arm-msm, devicetree, linux-kernel, Sam Day,
	Dmitry Baryshkov, Rudraksha Gupta

Copy bam nodes from qcom-ipq8064.dtsi and change
the reg values to match msm8960.

Co-developed-by: Sam Day <me@samcday.com>
Signed-off-by: Sam Day <me@samcday.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rudraksha Gupta <guptarud@gmail.com>
---
Changes in v3:
- Revert the size of sdcc{1,3} back to 0x2000
- Link to v2: https://lore.kernel.org/r/20250209-expressatt-bam-v2-1-e6c01c5d8292@gmail.com

Changes in v2:
- Reorganize sdcc{3,1}bam to be after sdcc{3,1} respectively
- Link to v1: https://lore.kernel.org/r/20250208-expressatt-bam-v1-1-8794ec853442@gmail.com
---
 arch/arm/boot/dts/qcom/qcom-msm8960.dtsi | 28 ++++++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
index 865fe7cc39511d7cb9ec5c4b12100404f77e2989..1a98a4a9a586164451e2777c53d978cf47ce3d24 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
@@ -279,7 +279,7 @@ sdcc3: mmc@12180000 {
 			compatible = "arm,pl18x", "arm,primecell";
 			arm,primecell-periphid = <0x00051180>;
 			status = "disabled";
-			reg = <0x12180000 0x8000>;
+			reg = <0x12180000 0x2000>;
 			interrupts = <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&gcc SDC3_CLK>, <&gcc SDC3_H_CLK>;
 			clock-names = "mclk", "apb_pclk";
@@ -289,13 +289,25 @@ sdcc3: mmc@12180000 {
 			max-frequency = <192000000>;
 			no-1-8-v;
 			vmmc-supply = <&vsdcc_fixed>;
+			dmas = <&sdcc3bam 2>, <&sdcc3bam 1>;
+			dma-names = "tx", "rx";
+		};
+
+		sdcc3bam: dma-controller@12182000 {
+			compatible = "qcom,bam-v1.3.0";
+			reg = <0x12182000 0x4000>;
+			interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&gcc SDC3_H_CLK>;
+			clock-names = "bam_clk";
+			#dma-cells = <1>;
+			qcom,ee = <0>;
 		};
 
 		sdcc1: mmc@12400000 {
 			status = "disabled";
 			compatible = "arm,pl18x", "arm,primecell";
 			arm,primecell-periphid = <0x00051180>;
-			reg = <0x12400000 0x8000>;
+			reg = <0x12400000 0x2000>;
 			interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&gcc SDC1_CLK>, <&gcc SDC1_H_CLK>;
 			clock-names = "mclk", "apb_pclk";
@@ -305,6 +317,18 @@ sdcc1: mmc@12400000 {
 			cap-sd-highspeed;
 			cap-mmc-highspeed;
 			vmmc-supply = <&vsdcc_fixed>;
+			dmas = <&sdcc1bam 2>, <&sdcc1bam 1>;
+			dma-names = "tx", "rx";
+		};
+
+		sdcc1bam: dma-controller@12402000 {
+			compatible = "qcom,bam-v1.3.0";
+			reg = <0x12402000 0x4000>;
+			interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&gcc SDC1_H_CLK>;
+			clock-names = "bam_clk";
+			#dma-cells = <1>;
+			qcom,ee = <0>;
 		};
 
 		tcsr: syscon@1a400000 {

---
base-commit: ffd294d346d185b70e28b1a28abe367bbfe53c04
change-id: 20250208-expressatt-bam-d0ed9863a626

Best regards,
-- 
Rudraksha Gupta <guptarud@gmail.com>


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2025-02-14  6:28 [PATCH v3] ARM: dts: qcom: msm8960: Add BAM Rudraksha Gupta
2025-02-21 21:56 ` Konrad Dybcio
2025-03-14 20:00 ` Bjorn Andersson

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