[PATCHv4 01/10] arm: dra7: add DESHDCP clock

Tero Kristo t-kristo at ti.com
Mon Jun 1 23:56:39 PDT 2015


On 06/01/2015 09:23 AM, Tomi Valkeinen wrote:
> Add a new Linux clock for DRA7 based SoCs to control DESHDCP clock.
>
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen at ti.com>

Acked-by: Tero Kristo <t-kristo at ti.com>

> ---
>   arch/arm/boot/dts/dra7.dtsi               |  5 +++++
>   arch/arm/boot/dts/dra7xx-clocks.dtsi      | 10 ++++++++++
>   arch/arm/mach-omap2/omap_hwmod_7xx_data.c |  1 +
>   drivers/clk/ti/clk-7xx.c                  |  1 +
>   4 files changed, 17 insertions(+)
>
> diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
> index 5332b57b4950..db0890a36e96 100644
> --- a/arch/arm/boot/dts/dra7.dtsi
> +++ b/arch/arm/boot/dts/dra7.dtsi
> @@ -131,6 +131,11 @@
>   							regulator-max-microvolt = <3000000>;
>   						};
>   					};
> +
> +					scm_conf_clocks: clocks {
> +						#address-cells = <1>;
> +						#size-cells = <0>;
> +					};
>   				};
>
>   				dra7_pmx_core: pinmux at 1400 {
> diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi
> index 3b933f74d000..470f39c4e326 100644
> --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi
> +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi
> @@ -2136,3 +2136,13 @@
>   		clocks = <&dpll_usb_ck>;
>   	};
>   };
> +
> +&scm_conf_clocks {
> +	dss_deshdcp_clk: dss_deshdcp_clk {
> +		#clock-cells = <0>;
> +		compatible = "ti,gate-clock";
> +		clocks = <&l3_iclk_div>;
> +		ti,bit-shift = <0>;
> +		reg = <0x558>;
> +	};
> +};
> diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
> index 0e64c2fac0b5..817dbd87ce67 100644
> --- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
> +++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
> @@ -438,6 +438,7 @@ static struct omap_hwmod_opt_clk dss_opt_clks[] = {
>   	{ .role = "video2_clk", .clk = "dss_video2_clk" },
>   	{ .role = "video1_clk", .clk = "dss_video1_clk" },
>   	{ .role = "hdmi_clk", .clk = "dss_hdmi_clk" },
> +	{ .role = "hdcp_clk", .clk = "dss_deshdcp_clk" },
>   };
>
>   static struct omap_hwmod dra7xx_dss_hwmod = {
> diff --git a/drivers/clk/ti/clk-7xx.c b/drivers/clk/ti/clk-7xx.c
> index 5d2217ae4478..2dd956b9affa 100644
> --- a/drivers/clk/ti/clk-7xx.c
> +++ b/drivers/clk/ti/clk-7xx.c
> @@ -305,6 +305,7 @@ static struct ti_dt_clk dra7xx_clks[] = {
>   	DT_CLK("4882c000.timer", "timer_sys_ck", "timer_sys_clk_div"),
>   	DT_CLK("4882e000.timer", "timer_sys_ck", "timer_sys_clk_div"),
>   	DT_CLK(NULL, "sys_clkin", "sys_clkin1"),
> +	DT_CLK(NULL, "dss_deshdcp_clk", "dss_deshdcp_clk"),
>   	{ .node_name = NULL },
>   };
>
>




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