Add conn lpcg clocks
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
Cc: Sascha Hauer <kernel@xxxxxxxxxxxxxx>
Cc: Fabio Estevam <fabio.estevam@xxxxxxx>
Signed-off-by: Dong Aisheng <aisheng.dong@xxxxxxx>
---
ChangeLog:
v1->v2:
* Use old SCU clock binding temporarily to avoid build warning due to SCU
clock cell will be changed to 2.
* add power domain propertyv1->v2:
---
arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi | 96 ++++++++++++++++++++++++-
1 file changed, 93 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi b/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi
index e5f6041..1ae49c1 100644
--- a/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi
@@ -4,15 +4,33 @@
* Dong Aisheng <aisheng.dong@xxxxxxx>
*/
+#include <dt-bindings/firmware/imx/rsrc.h>
+
conn_subsys: bus@5b000000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x5b000000 0x0 0x5b000000 0x1000000>;
- conn_lpcg: clock-controller@5b200000 {
- reg = <0x5b200000 0xb0000>;
- #clock-cells = <1>;
+ conn_axi_clk: clock-conn-axi {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <333333333>;
+ clock-output-names = "conn_axi_clk";
+ };
+
+ conn_ahb_clk: clock-conn-ahb {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <166666666>;
+ clock-output-names = "conn_ahb_clk";
+ };
+
+ conn_ipg_clk: clock-conn-ipg {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <83333333>;
+ clock-output-names = "conn_ipg_clk";
};
usdhc1: mmc@5b010000 {
@@ -92,4 +110,76 @@ conn_subsys: bus@5b000000 {
power-domains = <&pd IMX_SC_R_ENET_1>;
status = "disabled";
};
+
+ /* LPCG clocks */
+ conn_lpcg: clock-controller-legacy@5b200000 {
+ reg = <0x5b200000 0xb0000>;
+ #clock-cells = <1>;
+ };
+
+ sdhc0_lpcg: clock-controller@5b200000 {
+ reg = <0x5b200000 0x10000>;
+ #clock-cells = <1>;
+ clocks = <&clk IMX_CONN_SDHC0_CLK>,
+ <&conn_ipg_clk>, <&conn_axi_clk>;
+ bit-offset = <0 16 20>;
+ clock-output-names = "sdhc0_lpcg_per_clk",
+ "sdhc0_lpcg_ipg_clk",
+ "sdhc0_lpcg_ahb_clk";
+ power-domains = <&pd IMX_SC_R_SDHC_0>;
+ };
+
+ sdhc1_lpcg: clock-controller@5b210000 {
+ reg = <0x5b210000 0x10000>;
+ #clock-cells = <1>;
+ clocks = <&clk IMX_CONN_SDHC1_CLK>,
+ <&conn_ipg_clk>, <&conn_axi_clk>;
+ bit-offset = <0 16 20>;
+ clock-output-names = "sdhc1_lpcg_per_clk",
+ "sdhc1_lpcg_ipg_clk",
+ "sdhc1_lpcg_ahb_clk";
+ power-domains = <&pd IMX_SC_R_SDHC_1>;
+ };
+
+ sdhc2_lpcg: clock-controller@5b220000 {
+ reg = <0x5b220000 0x10000>;
+ #clock-cells = <1>;
+ clocks = <&clk IMX_CONN_SDHC2_CLK>,
+ <&conn_ipg_clk>, <&conn_axi_clk>;
+ bit-offset = <0 16 20>;
+ clock-output-names = "sdhc2_lpcg_per_clk",
+ "sdhc2_lpcg_ipg_clk",
+ "sdhc2_lpcg_ahb_clk";
+ power-domains = <&pd IMX_SC_R_SDHC_2>;
+ };
+
+ enet0_lpcg: clock-controller@5b230000 {
+ reg = <0x5b230000 0x10000>;
+ #clock-cells = <1>;
+ clocks = <&clk IMX_CONN_ENET0_ROOT_CLK>,
+ <&clk IMX_CONN_ENET0_ROOT_CLK>,
+ <&conn_axi_clk>, <&conn_ipg_clk>, <&conn_ipg_clk>;
+ bit-offset = <0 4 8 16 20>;
+ clock-output-names = "enet0_ipg_root_clk",
+ "enet0_tx_clk",
+ "enet0_ahb_clk",
+ "enet0_ipg_clk",
+ "enet0_ipg_s_clk";
+ power-domains = <&pd IMX_SC_R_ENET_0>;
+ };
+
+ enet1_lpcg: clock-controller@5b240000 {
+ reg = <0x5b240000 0x10000>;
+ #clock-cells = <1>;
+ clocks = <&clk IMX_CONN_ENET1_ROOT_CLK>,
+ <&clk IMX_CONN_ENET1_ROOT_CLK>,
+ <&conn_axi_clk>, <&conn_ipg_clk>, <&conn_ipg_clk>;
+ bit-offset = <0 4 8 16 20>;
+ clock-output-names = "enet1_ipg_root_clk",
+ "enet1_tx_clk",
+ "enet1_ahb_clk",
+ "enet1_ipg_clk",
+ "enet1_ipg_s_clk";
+ power-domains = <&pd IMX_SC_R_ENET_1>;
+ };
};
--
2.7.4
