ARM: dts: am43x-clock: add tbclk data for ehrpwm

We need "tbclk" clock data for the functioning of ehrpwm
module. Hence, populating the required clock information
in clock dts file.

Signed-off-by: Sourav Poddar <sourav.poddar@ti.com>
Acked-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>

diff --git a/arch/arm/boot/dts/am43xx-clocks.dtsi b/arch/arm/boot/dts/am43xx-clocks.dtsi
index 1d9b6bb..3ad99a6 100644 (file)
--- a/arch/arm/boot/dts/am43xx-clocks.dtsi
+++ b/arch/arm/boot/dts/am43xx-clocks.dtsi
@@ -87,6 +87,54 @@
                clock-mult = <1>;
                clock-div = <1>;
        };
+
+       ehrpwm0_tbclk: ehrpwm0_tbclk {
+               #clock-cells = <0>;
+               compatible = "ti,gate-clock";
+               clocks = <&dpll_per_m2_ck>;
+               ti,bit-shift = <0>;
+               reg = <0x0664>;
+       };
+
+       ehrpwm1_tbclk: ehrpwm1_tbclk {
+               #clock-cells = <0>;
+               compatible = "ti,gate-clock";
+               clocks = <&dpll_per_m2_ck>;
+               ti,bit-shift = <1>;
+               reg = <0x0664>;
+       };
+
+       ehrpwm2_tbclk: ehrpwm2_tbclk {
+               #clock-cells = <0>;
+               compatible = "ti,gate-clock";
+               clocks = <&dpll_per_m2_ck>;
+               ti,bit-shift = <2>;
+               reg = <0x0664>;
+       };
+
+       ehrpwm3_tbclk: ehrpwm3_tbclk {
+               #clock-cells = <0>;
+               compatible = "ti,gate-clock";
+               clocks = <&dpll_per_m2_ck>;
+               ti,bit-shift = <4>;
+               reg = <0x0664>;
+       };
+
+       ehrpwm4_tbclk: ehrpwm4_tbclk {
+               #clock-cells = <0>;
+               compatible = "ti,gate-clock";
+               clocks = <&dpll_per_m2_ck>;
+               ti,bit-shift = <5>;
+               reg = <0x0664>;
+       };
+
+       ehrpwm5_tbclk: ehrpwm5_tbclk {
+               #clock-cells = <0>;
+               compatible = "ti,gate-clock";
+               clocks = <&dpll_per_m2_ck>;
+               ti,bit-shift = <6>;
+               reg = <0x0664>;
+       };
 };
 &prcm_clocks {
        clk_32768_ck: clk_32768_ck {

diff --git a/drivers/clk/ti/clk-43xx.c b/drivers/clk/ti/clk-43xx.c
index 67c8de5..527a43d 100644 (file)
--- a/drivers/clk/ti/clk-43xx.c
+++ b/drivers/clk/ti/clk-43xx.c
@@ -105,6 +105,12 @@ static struct ti_dt_clk am43xx_clks[] = {
        DT_CLK(NULL, "func_12m_clk", "func_12m_clk"),
        DT_CLK(NULL, "vtp_clk_div", "vtp_clk_div"),
        DT_CLK(NULL, "usbphy_32khz_clkmux", "usbphy_32khz_clkmux"),
+       DT_CLK("48300200.ehrpwm", "tbclk", "ehrpwm0_tbclk"),
+       DT_CLK("48302200.ehrpwm", "tbclk", "ehrpwm1_tbclk"),
+       DT_CLK("48304200.ehrpwm", "tbclk", "ehrpwm2_tbclk"),
+       DT_CLK("48306200.ehrpwm", "tbclk", "ehrpwm3_tbclk"),
+       DT_CLK("48308200.ehrpwm", "tbclk", "ehrpwm4_tbclk"),
+       DT_CLK("4830a200.ehrpwm", "tbclk", "ehrpwm5_tbclk"),
        { .node_name = NULL },
 };