From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Vyacheslav Bocharov Date: Thu, 10 Nov 2022 14:52:47 +0300 Subject: arm64: dts: docs: Update mmc meson-gx documentation for new config option amlogic,mmc-phase - amlogic,mmc-phases: 3-element array of clock phases for core, tx, rx clock with values: 0: CLK_PHASE_0 - 0 phase 1: CLK_PHASE_90 - 90 phase 2: CLK_PHASE_180 - 180 phase 3: CLK_PHASE_270 - 270 phase By default driver use value. Signed-off-by: Vyacheslav Bocharov --- Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt index ccc5358db131..98c89c5b3455 100644 --- a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt +++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx.txt @@ -25,6 +25,12 @@ Required properties: Optional properties: - amlogic,dram-access-quirk: set when controller's internal DMA engine cannot access the DRAM memory, like on the G12A dedicated SDIO controller. +- amlogic,mmc-phases: 3-element array of clock phases for core, tx, rx clock with values: + 0: CLK_PHASE_0 - 0 phase + 1: CLK_PHASE_90 - 90 phase + 2: CLK_PHASE_180 - 180 phase + 3: CLK_PHASE_270 - 270 phase + By default driver use value. Example: @@ -36,4 +42,5 @@ Example: clock-names = "core", "clkin0", "clkin1"; pinctrl-0 = <&emmc_pins>; resets = <&reset RESET_SD_EMMC_A>; + amlogic,mmc-phases = ; }; -- Armbian