Add a new Linux clock for DRA7 based SoCs to control DESHDCP clock.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
---
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 312ede660b23..c06f30a76f5c 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -123,6 +123,11 @@
regulator-max-microvolt = <3000000>;
};
};
+
+ scm_conf_clocks: clocks {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
};
dra7_pmx_core: pinmux@1400 {
diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi
index 0d76233840e6..a93754cf5e2f 100644
--- a/arch/arm/boot/dts/dra7xx-clocks.dtsi
+++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi
@@ -2057,3 +2057,13 @@
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 0411b838b4fa..97e3d7a62729 100644
--- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c
@@ -459,6 +459,7 @@ 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 ee32f4deebf4..7b859ec31a14 100644
--- a/drivers/clk/ti/clk-7xx.c
+++ b/drivers/clk/ti/clk-7xx.c
@@ -301,6 +301,7 @@ static struct ti_dt_clk dra7xx_clks[] = {
DT_CLK("48824000.timer", "timer_sys_ck", "timer_sys_clk_div"),
DT_CLK("48826000.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 },
};
--
2.3.3
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