From: Aniruddha Rao Date: Wed, 16 Mar 2022 09:44:45 +0000 (+0530) Subject: arm64: tegra: Update SDMMC1/3 clock source for Tegra194 X-Git-Tag: v6.6.17~7444^2~19^2~7 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7ac853ba789d1d9fb22b05f4ebd3a37fd1bb11c1;p=platform%2Fkernel%2Flinux-rpi.git arm64: tegra: Update SDMMC1/3 clock source for Tegra194 The default parent for SDMMC1/3 clock sources can provide maximum frequency of 136MHz for SDR104 mode. Update parent clock source for SDMMC1/SDMMC3 instances to increase the output clock frequency to 195MHz and improve the perf. Signed-off-by: Aniruddha Rao Signed-off-by: Thierry Reding --- diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index 751ebe5..1d6be57 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -934,6 +934,11 @@ clocks = <&bpmp TEGRA194_CLK_SDMMC1>, <&bpmp TEGRA194_CLK_SDMMC_LEGACY_TM>; clock-names = "sdhci", "tmclk"; + assigned-clocks = <&bpmp TEGRA194_CLK_SDMMC1>, + <&bpmp TEGRA194_CLK_PLLC4_MUXED>; + assigned-clock-parents = + <&bpmp TEGRA194_CLK_PLLC4_MUXED>, + <&bpmp TEGRA194_CLK_PLLC4_VCO_DIV2>; resets = <&bpmp TEGRA194_RESET_SDMMC1>; reset-names = "sdhci"; interconnects = <&mc TEGRA194_MEMORY_CLIENT_SDMMCRA &emc>, @@ -968,6 +973,11 @@ clocks = <&bpmp TEGRA194_CLK_SDMMC3>, <&bpmp TEGRA194_CLK_SDMMC_LEGACY_TM>; clock-names = "sdhci", "tmclk"; + assigned-clocks = <&bpmp TEGRA194_CLK_SDMMC3>, + <&bpmp TEGRA194_CLK_PLLC4_MUXED>; + assigned-clock-parents = + <&bpmp TEGRA194_CLK_PLLC4_MUXED>, + <&bpmp TEGRA194_CLK_PLLC4_VCO_DIV2>; resets = <&bpmp TEGRA194_RESET_SDMMC3>; reset-names = "sdhci"; interconnects = <&mc TEGRA194_MEMORY_CLIENT_SDMMCR &emc>,