Re: [PATCH v2 06/18] ARM: dts: DRA7: Add divider table to optfclk_pciephy_div clock
On 06/19/2014 03:45 PM, Kishon Vijay Abraham I wrote: Hi Tero, On Thursday 19 June 2014 04:40 PM, Tero Kristo wrote: On 05/29/2014 09:38 AM, Kishon Vijay Abraham I wrote: From: Keerthy Add divider table to optfclk_pciephy_div clock. The Documentation for divider clock can be found at ../clock/ti/divider.txt This patch requires a better changelog. Why is the change done, any TRM refs etc.? The 8th bit of CM_CLKMODE_APLL_PCIE can be programmed to either 0x0 or 0x1 based on if the divider value is 0x2 or 0x1. Figure 26-21. PCIe PHY Clock Generator Overview in vE of DRA7xx ES1.0 shows the block diagram of Clock Generator Subsystem of PCIe PHY module. We have to do a bypass (divided by 1) in order to get the correct PCIE_PHY_DIV_GCLK Yes, something like this on the changelog would be good. -Tero frequency. Thanks Kishon -Tero Cc: Rajendra Nayak Cc: Tero Kristo Cc: Paul Walmsley Signed-off-by: Keerthy Signed-off-by: Kishon Vijay Abraham I --- arch/arm/boot/dts/dra7xx-clocks.dtsi |1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index c767687..55e95c5 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1170,6 +1170,7 @@ clocks = <_pcie_ck>; #clock-cells = <0>; reg = <0x021c>; +ti,dividers = <2>, <1>; ti,bit-shift = <8>; ti,max-div = <2>; }; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH v2 06/18] ARM: dts: DRA7: Add divider table to optfclk_pciephy_div clock
Hi Tero, On Thursday 19 June 2014 04:40 PM, Tero Kristo wrote: > On 05/29/2014 09:38 AM, Kishon Vijay Abraham I wrote: >> From: Keerthy >> >> Add divider table to optfclk_pciephy_div clock. The Documentation >> for divider clock can be found at ../clock/ti/divider.txt > > This patch requires a better changelog. Why is the change done, any TRM refs > etc.? The 8th bit of CM_CLKMODE_APLL_PCIE can be programmed to either 0x0 or 0x1 based on if the divider value is 0x2 or 0x1. Figure 26-21. PCIe PHY Clock Generator Overview in vE of DRA7xx ES1.0 shows the block diagram of Clock Generator Subsystem of PCIe PHY module. We have to do a bypass (divided by 1) in order to get the correct PCIE_PHY_DIV_GCLK frequency. Thanks Kishon > > -Tero > >> >> Cc: Rajendra Nayak >> Cc: Tero Kristo >> Cc: Paul Walmsley >> Signed-off-by: Keerthy >> Signed-off-by: Kishon Vijay Abraham I >> --- >> arch/arm/boot/dts/dra7xx-clocks.dtsi |1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi >> b/arch/arm/boot/dts/dra7xx-clocks.dtsi >> index c767687..55e95c5 100644 >> --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi >> +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi >> @@ -1170,6 +1170,7 @@ >> clocks = <_pcie_ck>; >> #clock-cells = <0>; >> reg = <0x021c>; >> +ti,dividers = <2>, <1>; >> ti,bit-shift = <8>; >> ti,max-div = <2>; >> }; >> > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH v2 06/18] ARM: dts: DRA7: Add divider table to optfclk_pciephy_div clock
On 05/29/2014 09:38 AM, Kishon Vijay Abraham I wrote: From: Keerthy Add divider table to optfclk_pciephy_div clock. The Documentation for divider clock can be found at ../clock/ti/divider.txt This patch requires a better changelog. Why is the change done, any TRM refs etc.? -Tero Cc: Rajendra Nayak Cc: Tero Kristo Cc: Paul Walmsley Signed-off-by: Keerthy Signed-off-by: Kishon Vijay Abraham I --- arch/arm/boot/dts/dra7xx-clocks.dtsi |1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index c767687..55e95c5 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1170,6 +1170,7 @@ clocks = <_pcie_ck>; #clock-cells = <0>; reg = <0x021c>; + ti,dividers = <2>, <1>; ti,bit-shift = <8>; ti,max-div = <2>; }; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH v2 06/18] ARM: dts: DRA7: Add divider table to optfclk_pciephy_div clock
On 05/29/2014 09:38 AM, Kishon Vijay Abraham I wrote: From: Keerthy j-keer...@ti.com Add divider table to optfclk_pciephy_div clock. The Documentation for divider clock can be found at ../clock/ti/divider.txt This patch requires a better changelog. Why is the change done, any TRM refs etc.? -Tero Cc: Rajendra Nayak rna...@ti.com Cc: Tero Kristo t-kri...@ti.com Cc: Paul Walmsley p...@pwsan.com Signed-off-by: Keerthy j-keer...@ti.com Signed-off-by: Kishon Vijay Abraham I kis...@ti.com --- arch/arm/boot/dts/dra7xx-clocks.dtsi |1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index c767687..55e95c5 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1170,6 +1170,7 @@ clocks = apll_pcie_ck; #clock-cells = 0; reg = 0x021c; + ti,dividers = 2, 1; ti,bit-shift = 8; ti,max-div = 2; }; -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH v2 06/18] ARM: dts: DRA7: Add divider table to optfclk_pciephy_div clock
Hi Tero, On Thursday 19 June 2014 04:40 PM, Tero Kristo wrote: On 05/29/2014 09:38 AM, Kishon Vijay Abraham I wrote: From: Keerthy j-keer...@ti.com Add divider table to optfclk_pciephy_div clock. The Documentation for divider clock can be found at ../clock/ti/divider.txt This patch requires a better changelog. Why is the change done, any TRM refs etc.? The 8th bit of CM_CLKMODE_APLL_PCIE can be programmed to either 0x0 or 0x1 based on if the divider value is 0x2 or 0x1. Figure 26-21. PCIe PHY Clock Generator Overview in vE of DRA7xx ES1.0 shows the block diagram of Clock Generator Subsystem of PCIe PHY module. We have to do a bypass (divided by 1) in order to get the correct PCIE_PHY_DIV_GCLK frequency. Thanks Kishon -Tero Cc: Rajendra Nayak rna...@ti.com Cc: Tero Kristo t-kri...@ti.com Cc: Paul Walmsley p...@pwsan.com Signed-off-by: Keerthy j-keer...@ti.com Signed-off-by: Kishon Vijay Abraham I kis...@ti.com --- arch/arm/boot/dts/dra7xx-clocks.dtsi |1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index c767687..55e95c5 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1170,6 +1170,7 @@ clocks = apll_pcie_ck; #clock-cells = 0; reg = 0x021c; +ti,dividers = 2, 1; ti,bit-shift = 8; ti,max-div = 2; }; -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH v2 06/18] ARM: dts: DRA7: Add divider table to optfclk_pciephy_div clock
On 06/19/2014 03:45 PM, Kishon Vijay Abraham I wrote: Hi Tero, On Thursday 19 June 2014 04:40 PM, Tero Kristo wrote: On 05/29/2014 09:38 AM, Kishon Vijay Abraham I wrote: From: Keerthy j-keer...@ti.com Add divider table to optfclk_pciephy_div clock. The Documentation for divider clock can be found at ../clock/ti/divider.txt This patch requires a better changelog. Why is the change done, any TRM refs etc.? The 8th bit of CM_CLKMODE_APLL_PCIE can be programmed to either 0x0 or 0x1 based on if the divider value is 0x2 or 0x1. Figure 26-21. PCIe PHY Clock Generator Overview in vE of DRA7xx ES1.0 shows the block diagram of Clock Generator Subsystem of PCIe PHY module. We have to do a bypass (divided by 1) in order to get the correct PCIE_PHY_DIV_GCLK Yes, something like this on the changelog would be good. -Tero frequency. Thanks Kishon -Tero Cc: Rajendra Nayak rna...@ti.com Cc: Tero Kristo t-kri...@ti.com Cc: Paul Walmsley p...@pwsan.com Signed-off-by: Keerthy j-keer...@ti.com Signed-off-by: Kishon Vijay Abraham I kis...@ti.com --- arch/arm/boot/dts/dra7xx-clocks.dtsi |1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index c767687..55e95c5 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1170,6 +1170,7 @@ clocks = apll_pcie_ck; #clock-cells = 0; reg = 0x021c; +ti,dividers = 2, 1; ti,bit-shift = 8; ti,max-div = 2; }; -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH v2 06/18] ARM: dts: DRA7: Add divider table to optfclk_pciephy_div clock
From: Keerthy Add divider table to optfclk_pciephy_div clock. The Documentation for divider clock can be found at ../clock/ti/divider.txt Cc: Rajendra Nayak Cc: Tero Kristo Cc: Paul Walmsley Signed-off-by: Keerthy Signed-off-by: Kishon Vijay Abraham I --- arch/arm/boot/dts/dra7xx-clocks.dtsi |1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index c767687..55e95c5 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1170,6 +1170,7 @@ clocks = <_pcie_ck>; #clock-cells = <0>; reg = <0x021c>; + ti,dividers = <2>, <1>; ti,bit-shift = <8>; ti,max-div = <2>; }; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH v2 06/18] ARM: dts: DRA7: Add divider table to optfclk_pciephy_div clock
From: Keerthy j-keer...@ti.com Add divider table to optfclk_pciephy_div clock. The Documentation for divider clock can be found at ../clock/ti/divider.txt Cc: Rajendra Nayak rna...@ti.com Cc: Tero Kristo t-kri...@ti.com Cc: Paul Walmsley p...@pwsan.com Signed-off-by: Keerthy j-keer...@ti.com Signed-off-by: Kishon Vijay Abraham I kis...@ti.com --- arch/arm/boot/dts/dra7xx-clocks.dtsi |1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index c767687..55e95c5 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1170,6 +1170,7 @@ clocks = apll_pcie_ck; #clock-cells = 0; reg = 0x021c; + ti,dividers = 2, 1; ti,bit-shift = 8; ti,max-div = 2; }; -- 1.7.9.5 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/