* [PATCH 0/4] arm64: dts: imx8qm: collect some small update and fixes
@ 2026-07-06 21:52 Frank.Li
2026-07-06 21:52 ` [PATCH 1/4] arm64: dts: imx8qm-ss-dma: add lpuart4 node Frank.Li
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: Frank.Li @ 2026-07-06 21:52 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam, Shawn Guo
Cc: devicetree, imx, linux-arm-kernel, linux-kernel, Frank Li
Collect some small update and fixes.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
Frank Li (4):
arm64: dts: imx8qm-ss-dma: add lpuart4 node
arm64: dts: imx8qm-ss-audio: add spdif1 node
arm64: dts: imx8qm-ss-lsio: add lsio mu6,8,8b
arm64: dts: imx8-ss-audio: Fix LPCG clock indices for ASRC0
arch/arm64/boot/dts/freescale/imx8-ss-audio.dtsi | 8 ++---
arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi | 38 ++++++++++++++++++++++
arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi | 16 +++++++++
arch/arm64/boot/dts/freescale/imx8qm-ss-lsio.dtsi | 29 +++++++++++++++++
4 files changed, 87 insertions(+), 4 deletions(-)
---
base-commit: 31bd73273b9bf03a3fe32227b417f00d4a94c6ac
change-id: 20260706-qm_dts-043646b4675b
Best regards,
--
Frank Li <Frank.Li@nxp.com>
^ permalink raw reply [flat|nested] 5+ messages in thread
* [PATCH 1/4] arm64: dts: imx8qm-ss-dma: add lpuart4 node
2026-07-06 21:52 [PATCH 0/4] arm64: dts: imx8qm: collect some small update and fixes Frank.Li
@ 2026-07-06 21:52 ` Frank.Li
2026-07-06 21:52 ` [PATCH 2/4] arm64: dts: imx8qm-ss-audio: add spdif1 node Frank.Li
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: Frank.Li @ 2026-07-06 21:52 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam, Shawn Guo
Cc: devicetree, imx, linux-arm-kernel, linux-kernel, Frank Li
From: Frank Li <Frank.Li@nxp.com>
Add lpuart4 node for imx8qm.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi
index 974e193f8dcb9..caa2a7f89ab99 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi
@@ -8,6 +8,22 @@
/delete-node/ &adma_pwm_lpcg;
&dma_subsys {
+ lpuart4: serial@5a0a0000 {
+ compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart";
+ reg = <0x5a0a0000 0x1000>;
+ interrupts = <GIC_SPI 349 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&gic>;
+ clocks = <&uart4_lpcg IMX_LPCG_CLK_4>, <&uart4_lpcg IMX_LPCG_CLK_0>;
+ clock-names = "ipg", "baud";
+ assigned-clocks = <&clk IMX_SC_R_UART_4 IMX_SC_PM_CLK_PER>;
+ assigned-clock-rates = <80000000>;
+ power-domains = <&pd IMX_SC_R_UART_4>;
+ power-domain-names = "uart";
+ dmas = <&edma2 20 0 FSL_EDMA_RX>, <&edma2 21 0 0>;
+ dma-names = "rx","tx";
+ status = "disabled";
+ };
+
uart4_lpcg: clock-controller@5a4a0000 {
compatible = "fsl,imx8qxp-lpcg";
reg = <0x5a4a0000 0x10000>;
--
2.43.0
^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH 2/4] arm64: dts: imx8qm-ss-audio: add spdif1 node
2026-07-06 21:52 [PATCH 0/4] arm64: dts: imx8qm: collect some small update and fixes Frank.Li
2026-07-06 21:52 ` [PATCH 1/4] arm64: dts: imx8qm-ss-dma: add lpuart4 node Frank.Li
@ 2026-07-06 21:52 ` Frank.Li
2026-07-06 21:52 ` [PATCH 3/4] arm64: dts: imx8qm-ss-lsio: add lsio mu6,8,8b Frank.Li
2026-07-06 21:52 ` [PATCH 4/4] arm64: dts: imx8-ss-audio: Fix LPCG clock indices for ASRC0 Frank.Li
3 siblings, 0 replies; 5+ messages in thread
From: Frank.Li @ 2026-07-06 21:52 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam, Shawn Guo
Cc: devicetree, imx, linux-arm-kernel, linux-kernel, Frank Li
From: Frank Li <Frank.Li@nxp.com>
Add spdif1 and related lpcg node for imx8qm.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi | 38 ++++++++++++++++++++++
1 file changed, 38 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi
index 7c5386d4ab2b7..5cb644837d936 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-audio.dtsi
@@ -74,6 +74,31 @@ &asrc1_lpcg {
};
&audio_subsys {
+ spdif1: spdif@59030000 {
+ compatible = "fsl,imx8qm-spdif";
+ reg = <0x59030000 0x10000>;
+ interrupts = <GIC_SPI 460 IRQ_TYPE_LEVEL_HIGH>, /* rx */
+ <GIC_SPI 462 IRQ_TYPE_LEVEL_HIGH>; /* tx */
+ clocks = <&spdif1_lpcg IMX_LPCG_CLK_4>, /* core */
+ <&clk_dummy>, /* rxtx0 */
+ <&spdif1_lpcg IMX_LPCG_CLK_5>, /* rxtx1 */
+ <&clk_dummy>, /* rxtx2 */
+ <&clk_dummy>, /* rxtx3 */
+ <&clk_dummy>, /* rxtx4 */
+ <&audio_ipg_clk>, /* rxtx5 */
+ <&clk_dummy>, /* rxtx6 */
+ <&clk_dummy>, /* rxtx7 */
+ <&clk_dummy>; /* spba */
+ clock-names = "core", "rxtx0",
+ "rxtx1", "rxtx2",
+ "rxtx3", "rxtx4",
+ "rxtx5", "rxtx6",
+ "rxtx7", "spba";
+ dmas = <&edma0 10 0 5>, <&edma0 11 0 4>;
+ dma-names = "rx", "tx";
+ power-domains = <&pd IMX_SC_R_SPDIF_1>;
+ status = "disabled";
+ };
sai4: sai@59080000 {
compatible = "fsl,imx8qm-sai";
@@ -109,6 +134,19 @@ sai5: sai@59090000 {
status = "disabled";
};
+ spdif1_lpcg: clock-controller@59430000 {
+ compatible = "fsl,imx8qxp-lpcg";
+ reg = <0x59430000 0x10000>;
+ #clock-cells = <1>;
+ clocks = <&acm IMX_ADMA_ACM_SPDIF1_TX_CLK_SEL>,
+ <&audio_ipg_clk>;
+ clock-indices = <IMX_LPCG_CLK_5>, <IMX_LPCG_CLK_4>;
+ clock-output-names = "spdif1_lpcg_tx_clk",
+ "spdif1_lpcg_gclkw";
+ power-domains = <&pd IMX_SC_R_SPDIF_1>;
+ status = "disabled";
+ };
+
sai4_lpcg: clock-controller@59480000 {
compatible = "fsl,imx8qxp-lpcg";
reg = <0x59480000 0x10000>;
--
2.43.0
^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH 3/4] arm64: dts: imx8qm-ss-lsio: add lsio mu6,8,8b
2026-07-06 21:52 [PATCH 0/4] arm64: dts: imx8qm: collect some small update and fixes Frank.Li
2026-07-06 21:52 ` [PATCH 1/4] arm64: dts: imx8qm-ss-dma: add lpuart4 node Frank.Li
2026-07-06 21:52 ` [PATCH 2/4] arm64: dts: imx8qm-ss-audio: add spdif1 node Frank.Li
@ 2026-07-06 21:52 ` Frank.Li
2026-07-06 21:52 ` [PATCH 4/4] arm64: dts: imx8-ss-audio: Fix LPCG clock indices for ASRC0 Frank.Li
3 siblings, 0 replies; 5+ messages in thread
From: Frank.Li @ 2026-07-06 21:52 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam, Shawn Guo
Cc: devicetree, imx, linux-arm-kernel, linux-kernel, Frank Li
From: Frank Li <Frank.Li@nxp.com>
Add mu6,8,8b mailbox nodes.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8qm-ss-lsio.dtsi | 29 +++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-lsio.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-lsio.dtsi
index b483134f84d18..fb503c93447d1 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-ss-lsio.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-lsio.dtsi
@@ -3,6 +3,35 @@
* Copyright 2019-2020 NXP
* Dong Aisheng <aisheng.dong@nxp.com>
*/
+&lsio_subsys {
+ lsio_mu6: mailbox@5d210000 {
+ compatible = "fsl,imx8qm-mu", "fsl,imx6sx-mu";
+ reg = <0x5d210000 0x10000>;
+ interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>;
+ #mbox-cells = <2>;
+ power-domains = <&pd IMX_SC_R_MU_6A>;
+ };
+
+ lsio_mu8: mailbox@5d230000 {
+ compatible = "fsl,imx8qm-mu", "fsl,imx6sx-mu";
+ reg = <0x5d230000 0x10000>;
+ interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>;
+ #mbox-cells = <2>;
+ power-domains = <&pd IMX_SC_R_MU_8A>;
+ status = "disabled";
+ };
+
+ lsio_mu8b: mailbox@5d2c0000 {
+ compatible = "fsl,imx8qm-mu", "fsl,imx6sx-mu";
+ reg = <0x5d2c0000 0x10000>;
+ interrupts = <GIC_SPI 203 IRQ_TYPE_LEVEL_HIGH>;
+ #mbox-cells = <2>;
+ fsl,mu-side-b;
+ power-domains = <&pd IMX_SC_R_MU_8B>;
+ status = "disabled";
+ };
+
+};
&lsio_gpio0 {
compatible = "fsl,imx8qm-gpio", "fsl,imx35-gpio";
--
2.43.0
^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH 4/4] arm64: dts: imx8-ss-audio: Fix LPCG clock indices for ASRC0
2026-07-06 21:52 [PATCH 0/4] arm64: dts: imx8qm: collect some small update and fixes Frank.Li
` (2 preceding siblings ...)
2026-07-06 21:52 ` [PATCH 3/4] arm64: dts: imx8qm-ss-lsio: add lsio mu6,8,8b Frank.Li
@ 2026-07-06 21:52 ` Frank.Li
3 siblings, 0 replies; 5+ messages in thread
From: Frank.Li @ 2026-07-06 21:52 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam, Shawn Guo
Cc: devicetree, imx, linux-arm-kernel, linux-kernel, Frank Li
From: Frank Li <Frank.Li@nxp.com>
The LPCG clock indices for ASRC0 and AUD_PLL_DIV0 are swapped. The ASRC0
LPCG provides only IMX_LPCG_CLK_4, so update the ASRC0 clock consumer to
use IMX_LPCG_CLK_4 instead of the non-existent IMX_LPCG_CLK_0.
Likewise, the AUD_PLL_DIV0 LPCG provides only IMX_LPCG_CLK_0, so update its
clock consumer to use IMX_LPCG_CLK_0 instead of the non-existent
IMX_LPCG_CLK_4.
Fixes: 5125617c7a4d3 ("arm64: dts: imx8qxp: add asrc[0,1], esai0, spdif0 and sai[4,5]")
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8-ss-audio.dtsi | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-audio.dtsi b/arch/arm64/boot/dts/freescale/imx8-ss-audio.dtsi
index 5e4233ccfde46..f473d81f67ffa 100644
--- a/arch/arm64/boot/dts/freescale/imx8-ss-audio.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-ss-audio.dtsi
@@ -124,10 +124,10 @@ asrc0: asrc@59000000 {
compatible = "fsl,imx8qm-asrc";
reg = <0x59000000 0x10000>;
interrupts = <GIC_SPI 372 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&asrc0_lpcg IMX_LPCG_CLK_0>,
- <&asrc0_lpcg IMX_LPCG_CLK_0>,
- <&aud_pll_div0_lpcg IMX_LPCG_CLK_4>,
- <&aud_pll_div1_lpcg IMX_LPCG_CLK_4>,
+ clocks = <&asrc0_lpcg IMX_LPCG_CLK_4>,
+ <&asrc0_lpcg IMX_LPCG_CLK_4>,
+ <&aud_pll_div0_lpcg IMX_LPCG_CLK_0>,
+ <&aud_pll_div1_lpcg IMX_LPCG_CLK_0>,
<&acm IMX_ADMA_ACM_AUD_CLK0_SEL>,
<&acm IMX_ADMA_ACM_AUD_CLK1_SEL>,
<&clk_dummy>,
--
2.43.0
^ permalink raw reply related [flat|nested] 5+ messages in thread
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2026-07-06 21:52 [PATCH 0/4] arm64: dts: imx8qm: collect some small update and fixes Frank.Li
2026-07-06 21:52 ` [PATCH 1/4] arm64: dts: imx8qm-ss-dma: add lpuart4 node Frank.Li
2026-07-06 21:52 ` [PATCH 2/4] arm64: dts: imx8qm-ss-audio: add spdif1 node Frank.Li
2026-07-06 21:52 ` [PATCH 3/4] arm64: dts: imx8qm-ss-lsio: add lsio mu6,8,8b Frank.Li
2026-07-06 21:52 ` [PATCH 4/4] arm64: dts: imx8-ss-audio: Fix LPCG clock indices for ASRC0 Frank.Li
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