[PATCH 16/19] ARM: sun5i: dt: Add DRAM gates
From: Maxime Ripard <hidden>
Date: 2015-10-30 14:22:56
Also in:
dri-devel, linux-arm-kernel, linux-clk, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
The DRAM gates control whether the image / display devices on the SoC have access to the DRAM clock or not. Enable it. Signed-off-by: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> --- arch/arm/boot/dts/sun5i-a10s.dtsi | 5 +++-- arch/arm/boot/dts/sun5i-a13.dtsi | 2 +- arch/arm/boot/dts/sun5i-r8.dtsi | 2 +- arch/arm/boot/dts/sun5i.dtsi | 19 +++++++++++++++++++ 4 files changed, 24 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/sun5i-a10s.dtsi b/arch/arm/boot/dts/sun5i-a10s.dtsi
index 0981a9e2db3b..c996b5d1851a 100644
--- a/arch/arm/boot/dts/sun5i-a10s.dtsi
+++ b/arch/arm/boot/dts/sun5i-a10s.dtsi@@ -67,7 +67,7 @@ allwinner,pipeline = "de_be0-lcd0-hdmi"; clocks = <&ahb_gates 36>, <&ahb_gates 43>, <&ahb_gates 44>, <&de_be_clk>, - <&tcon_ch1_clk>; + <&tcon_ch1_clk>, <&dram_gates 26>; status = "disabled"; };
@@ -76,7 +76,8 @@ "simple-framebuffer"; allwinner,pipeline = "de_be0-lcd0"; clocks = <&ahb_gates 36>, <&ahb_gates 44>, - <&de_be_clk>, <&tcon_ch0_clk>; + <&de_be_clk>, <&tcon_ch0_clk>, + <&dram_gates 26>; status = "disabled"; };
diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi
index 130644d7e054..17b36b942d38 100644
--- a/arch/arm/boot/dts/sun5i-a13.dtsi
+++ b/arch/arm/boot/dts/sun5i-a13.dtsi@@ -62,7 +62,7 @@ "simple-framebuffer"; allwinner,pipeline = "de_be0-lcd0"; clocks = <&ahb_gates 36>, <&ahb_gates 44>, <&de_be_clk>, - <&tcon_ch0_clk>; + <&tcon_ch0_clk>, <&dram_gates 26>; status = "disabled"; }; };
diff --git a/arch/arm/boot/dts/sun5i-r8.dtsi b/arch/arm/boot/dts/sun5i-r8.dtsi
index b1e4e0170d51..691d3de75b35 100644
--- a/arch/arm/boot/dts/sun5i-r8.dtsi
+++ b/arch/arm/boot/dts/sun5i-r8.dtsi@@ -53,7 +53,7 @@ allwinner,pipeline = "de_be0-lcd0-tve0"; clocks = <&ahb_gates 34>, <&ahb_gates 36>, <&ahb_gates 44>, <&de_be_clk>, - <&tcon_ch1_clk>; + <&tcon_ch1_clk>, <&dram_gates 26>; status = "disabled"; }; };
diff --git a/arch/arm/boot/dts/sun5i.dtsi b/arch/arm/boot/dts/sun5i.dtsi
index 861c5a621e70..426db76c0fe6 100644
--- a/arch/arm/boot/dts/sun5i.dtsi
+++ b/arch/arm/boot/dts/sun5i.dtsi@@ -338,6 +338,25 @@ clock-output-names = "usb_ohci0", "usb_phy"; }; + dram_gates: clk@01c20100 { + #clock-cells = <1>; + compatible = "allwinner,sun5i-a13-dram-gates-clk"; + reg = <0x01c20100 0x4>; + clocks = <&pll5 0>; + clock-indices = <0>, + <1>, + <25>, + <26>, + <29>, + <31>; + clock-output-names = "dram_ve", + "dram_csi", + "dram_de_fe", + "dram_de_be", + "dram_ace", + "dram_iep"; + }; + de_be_clk: clk@01c20104 { #clock-cells = <0>; #reset-cells = <0>;
--
2.6.2