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Groups > linux.kernel > #1376700
| From | Krzysztof Kozlowski <k.kozlowski@samsung.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 6/7] ARM: dts: Add bus nodes using VDD_INT for Exynos542x SoC |
| Date | 2016-04-12 13:00 +0200 |
| Message-ID | <rn4d5-68J-19@gated-at.bofh.it> (permalink) |
| References | <rlwQa-7k9-3@gated-at.bofh.it> <rlwQa-7k9-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 04/08/2016 07:00 AM, Chanwoo Choi wrote:
> This patch adds the AMBA bus nodes using VDD_INT for Exynos542x SoC.
> Exynos542x has the following AMBA buses to translate data between
> DRAM and sub-blocks.
>
> Following list specifies the detailed correlation between sub-block and clock:
> - CLK_DOUT_ACLK400_WCORE clock for WCORE's AXI
> - CLK_DOUT_ACLK100_NOC for NoC (Network on Chip)'s AXI
> - CLK_DOUT_PCLK200_FSYS for FSYS's APB
> - CLK_DOUT_ACLK200_FSYS for FSYS's AXI
> - CLK_DOUT_ACLK200_FSYS2 for FSYS2's AXI
> - CLK_DOUT_ACLK333 for MFC's AXI
> - CLK_DOUT_ACLK266 for GEN's AXI
> - CLK_DOUT_ACLK66 for PERIC/PERIR's AXI
> - CLK_DOUT_ACLK333_G2D for G2D's AXI
> - CLK_DOUT_ACLK266_G2D for ACP's AXI
> - CLK_DOUT_ACLK300_JPEG for JPEG's AXI
> - CLK_DOUT_ACLK166 for JPEG's APB
> - CLK_DOUT_ACLK300_DISP1 for FIMD's AXI
> - CLK_DOUT_ACLK400_DISP1 for DISP1's AXI
> - CLK_DOUT_ACLK300_GSCL for GSCL Scaler's AXI
> - CLK_DOUT_ACLK400_MSCL for MSCL's AXI
>
> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
> ---
> arch/arm/boot/dts/exynos5420.dtsi | 371 ++++++++++++++++++++++++++++++++++++++
> 1 file changed, 371 insertions(+)
>
> diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
> index d80f3b66f017..1340024fa882 100644
> --- a/arch/arm/boot/dts/exynos5420.dtsi
> +++ b/arch/arm/boot/dts/exynos5420.dtsi
> @@ -1224,6 +1224,377 @@
> power-domains = <&disp_pd>;
> #iommu-cells = <0>;
> };
> +
> + bus_wcore: bus_wcore {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK400_WCORE>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_wcore_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_noc: bus_noc {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK100_NOC>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_noc_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_fsys_apb: bus_fsys_apb {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_PCLK200_FSYS>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_fsys_apb_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_fsys: bus_fsys {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK200_FSYS>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_fsys_apb_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_fsys2: bus_fsys2 {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK200_FSYS2>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_fsys2_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_mfc: bus_mfc {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK333>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_mfc_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_gen: bus_gen {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK266>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_gen_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_peri: bus_peri {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK66>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_peri_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_g2d: bus_g2d {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK333_G2D>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_g2d_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_g2d_acp: bus_g2d_acp {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK266_G2D>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_g2d_acp_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_jpeg: bus_jpeg {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK300_JPEG>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_jpeg_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_jpeg_apb: bus_jpeg_apb {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK166>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_jpeg_apb_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_disp1_fimd: bus_disp1_fimd {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK300_DISP1>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_disp1_fimd_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_disp1: bus_disp1 {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK400_DISP1>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_disp1_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_gscl_scaler: bus_gscl_scaler {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK300_GSCL>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_gscl_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_mscl: bus_mscl {
> + compatible = "samsung,exynos-bus";
> + clocks = <&clock CLK_DOUT_ACLK400_MSCL>;
> + clock-names = "bus";
> + operating-points-v2 = <&bus_mscl_opp_table>;
> + status = "disabled";
> + };
> +
> + bus_wcore_opp_table: opp_table2 {
> + compatible = "operating-points-v2";
> +
> + opp00 {
> + opp-hz = /bits/ 64 <84000000>;
> + opp-microvolt = <925000>;
> + };
> + opp01 {
> + opp-hz = /bits/ 64 <111000000>;
> + opp-microvolt = <950000>;
> + };
> + opp02 {
> + opp-hz = /bits/ 64 <222000000>;
> + opp-microvolt = <950000>;
> + };
> + opp03 {
> + opp-hz = /bits/ 64 <333000000>;
> + opp-microvolt = <950000>;
> + };
> + opp04 {
> + opp-hz = /bits/ 64 <400000000>;
> + opp-microvolt = <987500>;
> + };
> + };
> +
> + bus_noc_opp_table: opp_table3 {
> + compatible = "operating-points-v2";
> +
> + opp00 {
> + opp-hz = /bits/ 64 <66000000>;
67000000 so it won't be round down?
Beside that looks good. I am assuming the same apply strategy - I can
take the DTS changes the bindings got accepted.
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Best regards,
Krzysztof
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[PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-08 07:10 +0200
[PATCH 5/7] clk: samsung: exynos542x: Add the clock id for ACLK Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-08 07:10 +0200
Re: [PATCH 5/7] clk: samsung: exynos542x: Add the clock id for ACLK Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-04-12 13:30 +0200
Re: [PATCH 5/7] clk: samsung: exynos542x: Add the clock id for ACLK Tomasz Figa <tomasz.figa@gmail.com> - 2016-04-13 08:30 +0200
Re: [PATCH 5/7] clk: samsung: exynos542x: Add the clock id for ACLK Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-14 08:30 +0200
[PATCH 6/7] ARM: dts: Add bus nodes using VDD_INT for Exynos542x SoC Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-08 07:10 +0200
Re: [PATCH 6/7] ARM: dts: Add bus nodes using VDD_INT for Exynos542x SoC Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-04-12 13:00 +0200
Re: [PATCH 6/7] ARM: dts: Add bus nodes using VDD_INT for Exynos542x SoC Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-14 01:20 +0200
[PATCH 4/7] dt-bindings: clock: Add the clock id for ACLK clock of Exynos542x SoC Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-08 07:10 +0200
Re: [PATCH 4/7] dt-bindings: clock: Add the clock id for ACLK clock of Exynos542x SoC Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-04-12 13:30 +0200
[PATCH 2/7] PM / devfreq: exynos: Add the detailed correlation for Exynos5422 bus Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-08 07:10 +0200
Re: [PATCH 2/7] PM / devfreq: exynos: Add the detailed correlation for Exynos5422 bus Rob Herring <robh@kernel.org> - 2016-04-11 17:50 +0200
Re: [PATCH 2/7] PM / devfreq: exynos: Add the detailed correlation for Exynos5422 bus Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-15 08:10 +0200
[PATCH 1/7] PM / devfreq: event: Add new Exynos NoC probe driver Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-08 07:10 +0200
Re: [PATCH 1/7] PM / devfreq: event: Add new Exynos NoC probe driver Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-04-12 10:10 +0200
Re: [PATCH 1/7] PM / devfreq: event: Add new Exynos NoC probe driver Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-15 07:20 +0200
Re: [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Markus Reichl <m.reichl@fivetechno.de> - 2016-04-08 15:00 +0200
Re: [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Chanwoo Choi <cwchoi00@gmail.com> - 2016-04-08 20:30 +0200
Re: [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Anand Moon <linux.amoon@gmail.com> - 2016-04-08 20:20 +0200
Re: [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Chanwoo Choi <cwchoi00@gmail.com> - 2016-04-08 20:30 +0200
Re: [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-11 04:20 +0200
Re: [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Anand Moon <linux.amoon@gmail.com> - 2016-04-11 06:10 +0200
Re: [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-11 06:10 +0200
Re: [PATCH 0/7] PM / devfreq: Add NoCP devfreq-event and support busfreq on exyno5422-odroidxu3 Chanwoo Choi <cw00.choi@samsung.com> - 2016-04-11 06:20 +0200
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