Le 17/02/2021 à 21:43, Ezequiel Garcia a écrit :
On Wed, 2021-02-17 at 09:03 +0100, Benjamin Gaignard wrote:
Split VPU node in two: one for G1 and one for G2 since they are
different hardware blocks.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8mq.dtsi | 43 +++++++++++++++++------
1 file changed, 33 insertions(+), 10 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index d9d9efc8592d..3cab3f0b9131 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -1287,17 +1287,16 @@ vpu_reset: vpu-reset@38320000 {
#reset-cells = <1>;
};
- vpu: video-codec@38300000 {
+ vpu_g1: video-codec@38300000 {
compatible = "nxp,imx8mq-vpu";
- reg = <0x38300000 0x10000>,
- <0x38310000 0x10000>;
- reg-names = "g1", "g2";
- interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-names = "g1", "g2";
+ reg = <0x38300000 0x10000>;
+ reg-names = "g1";
+ interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "g1";
clocks = <&clk IMX8MQ_CLK_VPU_G1_ROOT>,
- <&clk IMX8MQ_CLK_VPU_G2_ROOT>;
- clock-names = "g1", "g2";
+ <&clk IMX8MQ_CLK_VPU_G2_ROOT>,
+ <&clk IMX8MQ_CLK_VPU_DEC_ROOT>;
+ clock-names = "g1", "g2", "bus";
How come the G1 block needs the G2 clock?
It doesn't, I will remove it in v2
assigned-clocks = <&clk IMX8MQ_CLK_VPU_G1>,
<&clk IMX8MQ_CLK_VPU_G2>,
<&clk IMX8MQ_CLK_VPU_BUS>,
@@ -1306,12 +1305,36 @@ vpu: video-codec@38300000 {
<&clk IMX8MQ_VPU_PLL_OUT>,
<&clk IMX8MQ_SYS1_PLL_800M>,
<&clk IMX8MQ_VPU_PLL>;
- assigned-clock-rates = <600000000>, <600000000>,
+ assigned-clock-rates = <600000000>, <300000000>,
<800000000>, <0>;
resets = <&vpu_reset IMX8MQ_RESET_VPU_RESET_G1>;
power-domains = <&pgc_vpu>;
};
+ vpu_g2: video-codec@38310000 {
+ compatible = "nxp,imx8mq-vpu-g2";
+ reg = <0x38310000 0x10000>;
+ reg-names = "g2";
+ interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "g2";
+ clocks = <&clk IMX8MQ_CLK_VPU_G1_ROOT>,
+ <&clk IMX8MQ_CLK_VPU_G2_ROOT>,
Ditto, the G2 block needs the G1 clock?
Thanks,
Ezequiel
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