[PATCH v2] ARM: dts: qcom: msm8960: Add BAM

From: Rudraksha Gupta
Date: Sun Feb 09 2025 - 18:09:25 EST


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

Co-developed-by: Sam Day <me@xxxxxxxxxxx>
Signed-off-by: Sam Day <me@xxxxxxxxxxx>
Signed-off-by: Rudraksha Gupta <guptarud@xxxxxxxxx>
---
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@xxxxxxxxx
---
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..a5ef9269b78b25b404e1ab11e6eff2639f16b446 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 0x2000>;
+ 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 0x2000>;
+ 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@xxxxxxxxx>