From: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxxx> Add RCC support to manage clocks and resets on the STM32MP251. Signed-off-by: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxxx> --- arch/arm64/boot/dts/st/stm32mp251.dtsi | 59 ++++++++++++++------------ 1 file changed, 31 insertions(+), 28 deletions(-) diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index 124403f5f1f4..dfbdb3a773e4 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -3,7 +3,9 @@ * Copyright (C) STMicroelectronics 2023 - All Rights Reserved * Author: Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx> for STMicroelectronics. */ +#include <dt-bindings/clock/st,stm32mp25-rcc.h> #include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/reset/st,stm32mp25-rcc.h> / { #address-cells = <2>; @@ -35,22 +37,10 @@ arm_wdt: watchdog { }; clocks { - ck_flexgen_08: ck-flexgen-08 { + clk_rcbsec: clk-rcbsec { #clock-cells = <0>; compatible = "fixed-clock"; - clock-frequency = <100000000>; - }; - - ck_flexgen_51: ck-flexgen-51 { - #clock-cells = <0>; - compatible = "fixed-clock"; - clock-frequency = <200000000>; - }; - - ck_icn_ls_mcu: ck-icn-ls-mcu { - #clock-cells = <0>; - compatible = "fixed-clock"; - clock-frequency = <200000000>; + clock-frequency = <64000000>; }; }; @@ -122,7 +112,7 @@ usart2: serial@400e0000 { compatible = "st,stm32h7-uart"; reg = <0x400e0000 0x400>; interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&ck_flexgen_08>; + clocks = <&rcc CK_KER_USART2>; status = "disabled"; }; @@ -131,7 +121,7 @@ sdmmc1: mmc@48220000 { arm,primecell-periphid = <0x00353180>; reg = <0x48220000 0x400>, <0x44230400 0x8>; interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&ck_flexgen_51>; + clocks = <&rcc CK_KER_SDMMC1 >; clock-names = "apb_pclk"; cap-sd-highspeed; cap-mmc-highspeed; @@ -140,6 +130,19 @@ sdmmc1: mmc@48220000 { }; }; + rcc: clock-controller@44200000 { + compatible = "st,stm32mp25-rcc"; + reg = <0x44200000 0x10000>; + #clock-cells = <1>; + #reset-cells = <1>; + clock-names = "hse", "hsi", "msi", "lse", "lsi"; + clocks = <&scmi_clk CK_SCMI_HSE>, + <&scmi_clk CK_SCMI_HSI>, + <&scmi_clk CK_SCMI_MSI>, + <&scmi_clk CK_SCMI_LSE>, + <&scmi_clk CK_SCMI_LSI>; + }; + syscfg: syscon@44230000 { compatible = "st,stm32mp25-syscfg", "syscon"; reg = <0x44230000 0x10000>; @@ -158,7 +161,7 @@ gpioa: gpio@44240000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x0 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOA>; st,bank-name = "GPIOA"; status = "disabled"; }; @@ -169,7 +172,7 @@ gpiob: gpio@44250000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x10000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOB>; st,bank-name = "GPIOB"; status = "disabled"; }; @@ -180,7 +183,7 @@ gpioc: gpio@44260000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x20000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOC>; st,bank-name = "GPIOC"; status = "disabled"; }; @@ -191,7 +194,7 @@ gpiod: gpio@44270000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x30000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOD>; st,bank-name = "GPIOD"; status = "disabled"; }; @@ -202,7 +205,7 @@ gpioe: gpio@44280000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x40000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOE>; st,bank-name = "GPIOE"; status = "disabled"; }; @@ -213,7 +216,7 @@ gpiof: gpio@44290000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x50000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOF>; st,bank-name = "GPIOF"; status = "disabled"; }; @@ -224,7 +227,7 @@ gpiog: gpio@442a0000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x60000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOG>; st,bank-name = "GPIOG"; status = "disabled"; }; @@ -235,7 +238,7 @@ gpioh: gpio@442b0000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x70000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOH>; st,bank-name = "GPIOH"; status = "disabled"; }; @@ -246,7 +249,7 @@ gpioi: gpio@442c0000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x80000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOI>; st,bank-name = "GPIOI"; status = "disabled"; }; @@ -257,7 +260,7 @@ gpioj: gpio@442d0000 { interrupt-controller; #interrupt-cells = <2>; reg = <0x90000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOJ>; st,bank-name = "GPIOJ"; status = "disabled"; }; @@ -268,7 +271,7 @@ gpiok: gpio@442e0000 { interrupt-controller; #interrupt-cells = <2>; reg = <0xa0000 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOK>; st,bank-name = "GPIOK"; status = "disabled"; }; @@ -287,7 +290,7 @@ gpioz: gpio@46200000 { interrupt-controller; #interrupt-cells = <2>; reg = <0 0x400>; - clocks = <&ck_icn_ls_mcu>; + clocks = <&scmi_clk CK_SCMI_GPIOZ>; st,bank-name = "GPIOZ"; st,bank-ioport = <11>; status = "disabled"; -- 2.25.1