On 04/29/2014 05:15 PM, Sourav Poddar wrote:
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@xxxxxx>
Acked-by: Tero Kristo <t-kristo@xxxxxx>
--- v2->v3 - correct bitshifting arch/arm/boot/dts/am43xx-clocks.dtsi | 48 ++++++++++++++++++++++++++++++++++ drivers/clk/ti/clk-43xx.c | 6 +++++ 2 files changed, 54 insertions(+) diff --git a/arch/arm/boot/dts/am43xx-clocks.dtsi b/arch/arm/boot/dts/am43xx-clocks.dtsi index 142009c..42d7b1f 100644 --- 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 --- 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 }, };
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