Re: [PATCH v1 43/50] ARM: dts: exynos: add bus_isp in Exynos5422
From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2019-07-17 10:03:05
Also in:
linux-clk, linux-devicetree, linux-samsung-soc, lkml
On Mon, 15 Jul 2019 at 14:45, Lukasz Luba [off-list ref] wrote:
Add bus_isp which changes ACLK400_ISP clock speed according to the bus documentation in the documentation. The bus_isp OPP table has been aligned to the new parent rate.
Title and msg needs fixing. Please squash it with patch 18. Best regards, Krzysztof
quoted hunk ↗ jump to hunk
This patch sets the proper parent and picks the init frequency before the devfreq governor starts working. It sets also parent rate (DPLL to 1200MHz). Signed-off-by: Lukasz Luba <redacted> --- arch/arm/boot/dts/exynos5422-odroid-core.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+)diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi index 990fe03fce75..852cb3dd495d 100644 --- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi +++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi@@ -166,6 +166,18 @@ status = "okay"; }; +&bus_isp { + devfreq = <&bus_wcore>; + assigned-clocks = <&clock CLK_MOUT_ACLK400_ISP>, + <&clock CLK_MOUT_SW_ACLK400_ISP>, + <&clock CLK_DOUT_ACLK400_ISP>, + <&clock CLK_FOUT_DPLL>; + assigned-clock-parents = <&clock CLK_MOUT_SCLK_DPLL>, + <&clock CLK_DOUT_ACLK400_ISP>; + assigned-clock-rates = <0>, <0>, <400000000>, <1200000000>; + status = "okay"; +}; + &cpu0 { cpu-supply = <&buck6_reg>; }; --2.17.1
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