From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vladimir Zapolskiy Subject: [PATCH 11/11] arm: dts: lpc32xx: remove clock frequency property from UART device nodes Date: Fri, 20 Nov 2015 03:05:11 +0200 Message-ID: <1447981511-29653-12-git-send-email-vz@mleia.com> References: <1447981511-29653-1-git-send-email-vz@mleia.com> Return-path: In-Reply-To: <1447981511-29653-1-git-send-email-vz-ChpfBGZJDbMAvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Rob Herring , Stephen Boyd , Michael Turquette , Arnd Bergmann Cc: Russell King , Roland Stigge , linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org If clock-frequency property is given, then it substitutes calculation of supplying clock frequency from parent clock, this may break UART, if parent clock is given and managed by common clock framework. Signed-off-by: Vladimir Zapolskiy --- arch/arm/boot/dts/lpc32xx.dtsi | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi index 68bf011..f396343 100644 --- a/arch/arm/boot/dts/lpc32xx.dtsi +++ b/arch/arm/boot/dts/lpc32xx.dtsi @@ -209,7 +209,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40090000 0x1000>; interrupts = <9 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART5>; status = "disabled"; @@ -219,7 +218,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40080000 0x1000>; interrupts = <7 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART3>; status = "disabled"; @@ -229,7 +227,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40088000 0x1000>; interrupts = <8 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART4>; status = "disabled"; @@ -239,7 +236,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40098000 0x1000>; interrupts = <10 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART6>; status = "disabled"; -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Vladimir Zapolskiy To: Rob Herring , Stephen Boyd , Michael Turquette , Arnd Bergmann Cc: Russell King , Roland Stigge , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 11/11] arm: dts: lpc32xx: remove clock frequency property from UART device nodes Date: Fri, 20 Nov 2015 03:05:11 +0200 Message-Id: <1447981511-29653-12-git-send-email-vz@mleia.com> In-Reply-To: <1447981511-29653-1-git-send-email-vz@mleia.com> References: <1447981511-29653-1-git-send-email-vz@mleia.com> List-ID: If clock-frequency property is given, then it substitutes calculation of supplying clock frequency from parent clock, this may break UART, if parent clock is given and managed by common clock framework. Signed-off-by: Vladimir Zapolskiy --- arch/arm/boot/dts/lpc32xx.dtsi | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi index 68bf011..f396343 100644 --- a/arch/arm/boot/dts/lpc32xx.dtsi +++ b/arch/arm/boot/dts/lpc32xx.dtsi @@ -209,7 +209,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40090000 0x1000>; interrupts = <9 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART5>; status = "disabled"; @@ -219,7 +218,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40080000 0x1000>; interrupts = <7 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART3>; status = "disabled"; @@ -229,7 +227,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40088000 0x1000>; interrupts = <8 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART4>; status = "disabled"; @@ -239,7 +236,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40098000 0x1000>; interrupts = <10 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART6>; status = "disabled"; -- 2.1.4 From mboxrd@z Thu Jan 1 00:00:00 1970 From: vz@mleia.com (Vladimir Zapolskiy) Date: Fri, 20 Nov 2015 03:05:11 +0200 Subject: [PATCH 11/11] arm: dts: lpc32xx: remove clock frequency property from UART device nodes In-Reply-To: <1447981511-29653-1-git-send-email-vz@mleia.com> References: <1447981511-29653-1-git-send-email-vz@mleia.com> Message-ID: <1447981511-29653-12-git-send-email-vz@mleia.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org If clock-frequency property is given, then it substitutes calculation of supplying clock frequency from parent clock, this may break UART, if parent clock is given and managed by common clock framework. Signed-off-by: Vladimir Zapolskiy --- arch/arm/boot/dts/lpc32xx.dtsi | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi index 68bf011..f396343 100644 --- a/arch/arm/boot/dts/lpc32xx.dtsi +++ b/arch/arm/boot/dts/lpc32xx.dtsi @@ -209,7 +209,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40090000 0x1000>; interrupts = <9 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART5>; status = "disabled"; @@ -219,7 +218,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40080000 0x1000>; interrupts = <7 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART3>; status = "disabled"; @@ -229,7 +227,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40088000 0x1000>; interrupts = <8 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART4>; status = "disabled"; @@ -239,7 +236,6 @@ compatible = "nxp,lpc3220-uart"; reg = <0x40098000 0x1000>; interrupts = <10 0>; - clock-frequency = <13000000>; reg-shift = <2>; clocks = <&clk LPC32XX_CLK_UART6>; status = "disabled"; -- 2.1.4