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

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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>
This commit is contained in:
Poddar, Sourav 2014-04-29 19:45:46 +05:30 committed by Tero Kristo
parent 9e100ebafb
commit 4da1c67719
2 changed files with 54 additions and 0 deletions
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48
arch/arm/boot/dts/am43xx-clocks.dtsi
View File

@ -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 {

6
drivers/clk/ti/clk-43xx.c
View File

@ -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 },
};