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Groups > linux.kernel > #1363905
| From | Chanwoo Choi <cw00.choi@samsung.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v5 15/21] ARM: dts: Add bus nodes using VDD_MIF for Exynos4x12 |
| Date | 2016-03-24 05:30 +0100 |
| Message-ID | <rg54f-5DB-33@gated-at.bofh.it> (permalink) |
| References | <rg54e-5DB-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
This patch adds the bus nodes using VDD_MIF for Exynos4x12 SoC.
Exynos4x12 has the following AXI buses to translate data
between DRAM and DMC/ACP/C2C.
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
---
arch/arm/boot/dts/exynos4x12.dtsi | 68 +++++++++++++++++++++++++++++++++++++++
1 file changed, 68 insertions(+)
diff --git a/arch/arm/boot/dts/exynos4x12.dtsi b/arch/arm/boot/dts/exynos4x12.dtsi
index 84a23f962946..99a0f4ca3d47 100644
--- a/arch/arm/boot/dts/exynos4x12.dtsi
+++ b/arch/arm/boot/dts/exynos4x12.dtsi
@@ -281,6 +281,74 @@
clocks = <&clock CLK_SMMU_LITE1>, <&clock CLK_FIMC_LITE1>;
#iommu-cells = <0>;
};
+
+ bus_dmc: bus_dmc {
+ compatible = "samsung,exynos-bus";
+ clocks = <&clock CLK_DIV_DMC>;
+ clock-names = "bus";
+ operating-points-v2 = <&bus_dmc_opp_table>;
+ status = "disabled";
+ };
+
+ bus_acp: bus_acp {
+ compatible = "samsung,exynos-bus";
+ clocks = <&clock CLK_DIV_ACP>;
+ clock-names = "bus";
+ operating-points-v2 = <&bus_acp_opp_table>;
+ status = "disabled";
+ };
+
+ bus_c2c: bus_c2c {
+ compatible = "samsung,exynos-bus";
+ clocks = <&clock CLK_DIV_C2C>;
+ clock-names = "bus";
+ operating-points-v2 = <&bus_dmc_opp_table>;
+ status = "disabled";
+ };
+
+ bus_dmc_opp_table: opp_table1 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp@100000000 {
+ opp-hz = /bits/ 64 <100000000>;
+ opp-microvolt = <900000>;
+ };
+ opp@134000000 {
+ opp-hz = /bits/ 64 <134000000>;
+ opp-microvolt = <900000>;
+ };
+ opp@160000000 {
+ opp-hz = /bits/ 64 <160000000>;
+ opp-microvolt = <900000>;
+ };
+ opp@267000000 {
+ opp-hz = /bits/ 64 <267000000>;
+ opp-microvolt = <950000>;
+ };
+ opp@400000000 {
+ opp-hz = /bits/ 64 <400000000>;
+ opp-microvolt = <1050000>;
+ };
+ };
+
+ bus_acp_opp_table: opp_table2 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp@100000000 {
+ opp-hz = /bits/ 64 <100000000>;
+ };
+ opp@134000000 {
+ opp-hz = /bits/ 64 <134000000>;
+ };
+ opp@160000000 {
+ opp-hz = /bits/ 64 <160000000>;
+ };
+ opp@267000000 {
+ opp-hz = /bits/ 64 <267000000>;
+ };
+ };
};
&combiner {
--
1.9.1
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[PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:30 +0100
[PATCH v5 15/21] ARM: dts: Add bus nodes using VDD_MIF for Exynos4x12 Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:30 +0100
[PATCH v5 20/21] ARM: dts: Expand the voltage range of buck1/3 regulator for exynos4412-odroidu3 Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:30 +0100
[PATCH v5 16/21] ARM: dts: Add bus nodes using VDD_INT for Exynos4x12 Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:30 +0100
[PATCH v5 02/21] PM / devfreq: exynos: Add documentation for generic exynos bus frequency driver Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:30 +0100
[PATCH v5 07/21] PM / devfreq: exynos: Add support of bus frequency of sub-blocks using passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:40 +0100
[PATCH v5 09/21] PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:40 +0100
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:40 +0100
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Markus Reichl <m.reichl@fivetechno.de> - 2016-03-24 14:50 +0100
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Tobias Jakobi <tjakobi@math.uni-bielefeld.de> - 2016-03-24 15:00 +0100
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi <cwchoi00@gmail.com> - 2016-03-24 15:20 +0100
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi <cwchoi00@gmail.com> - 2016-03-24 15:30 +0100
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Anand Moon <linux.amoon@gmail.com> - 2016-03-27 14:30 +0200
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi <cwchoi00@gmail.com> - 2016-03-27 16:00 +0200
[PATCH v5 11/21] MAINTAINERS: Add samsung bus frequency driver entry Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:40 +0100
[PATCH v5 05/21] PM / devfreq: Add governer type with unique number Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:40 +0100
[PATCH v5 13/21] ARM: dts: Add DMC bus frequency for exynos3250-rinato/monk Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:40 +0100
[PATCH v5 04/21] PM / devfreq: Add new DEVFREQ_TRANSITION_NOTIFIER notifier Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-24 05:40 +0100
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Markus Reichl <m.reichl@fivetechno.de> - 2016-03-24 15:40 +0100
Re: [PATCH v5 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-25 00:40 +0100
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