Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1289153 > unrolled thread
| Started by | Chanwoo Choi <cw00.choi@samsung.com> |
|---|---|
| First post | 2015-12-11 06:10 +0100 |
| Last post | 2015-12-11 08:10 +0100 |
| Articles | 2 — 2 participants |
Back to article view | Back to linux.kernel
This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by
below is the oldest one visible, not the original post.
[PATCH v3 14/20] ARM: dts: Add bus nodes using VDD_MIF for Exynos4x12 Chanwoo Choi <cw00.choi@samsung.com> - 2015-12-11 06:10 +0100
Re: [PATCH v3 14/20] ARM: dts: Add bus nodes using VDD_MIF for Exynos4x12 Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2015-12-11 08:10 +0100
| From | Chanwoo Choi <cw00.choi@samsung.com> |
|---|---|
| Date | 2015-12-11 06:10 +0100 |
| Subject | [PATCH v3 14/20] ARM: dts: Add bus nodes using VDD_MIF for Exynos4x12 |
| Message-ID | <qEo7U-84p-19@gated-at.bofh.it> |
This patch adds the bus noes 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>
[linux.amoon: Tested on Odroid U3]
Tested-by: Anand Moon <linux.amoon@gmail.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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[toc] | [next] | [standalone]
| From | Krzysztof Kozlowski <k.kozlowski@samsung.com> |
|---|---|
| Date | 2015-12-11 08:10 +0100 |
| Subject | Re: [PATCH v3 14/20] ARM: dts: Add bus nodes using VDD_MIF for Exynos4x12 |
| Message-ID | <qEq01-R7-5@gated-at.bofh.it> |
| In reply to | #1289153 |
On 11.12.2015 14:07, Chanwoo Choi wrote:
> This patch adds the bus noes using VDD_MIF for Exynos4x12 SoC.
"noes", pointed at v2.
> Exynos4x12 has the following AXI buses to translate data
> between DRAM and DMC/ACP/C2C.
>
> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
> [linux.amoon: Tested on Odroid U3]
> Tested-by: Anand Moon <linux.amoon@gmail.com>
> ---
> arch/arm/boot/dts/exynos4x12.dtsi | 68 +++++++++++++++++++++++++++++++++++++++
> 1 file changed, 68 insertions(+)
The code itself:
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Best regards,
Krzysztof
> 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 {
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[toc] | [prev] | [standalone]
Back to top | Article view | linux.kernel
csiph-web