From 9cd4b79eff5306d9e63959f338ade9b2d67fece2 Mon Sep 17 00:00:00 2001 From: Artur Weber Date: Mon, 3 Mar 2025 21:54:51 +0100 Subject: [PATCH] ARM: dts: bcm2166x: Add bcm2166x-pinctrl DTSI Add common DTSI with common pin control configs for BCM21664/BCM23550 and include it in bcm2166x-common.dtsi. The configs are kept in a separate DTSI to keep things cleaner (pin config definitions take up quite a lot of space). Currently contains pins for BSC buses and SD/MMC; more pins can be added in the future. Signed-off-by: Artur Weber Link: https://lore.kernel.org/r/20250303-bcm21664-pinctrl-v3-6-5f8b80e4ab51@gmail.com Signed-off-by: Florian Fainelli --- .../boot/dts/broadcom/bcm2166x-common.dtsi | 2 + .../boot/dts/broadcom/bcm2166x-pinctrl.dtsi | 297 ++++++++++++++++++ 2 files changed, 299 insertions(+) create mode 100644 arch/arm/boot/dts/broadcom/bcm2166x-pinctrl.dtsi diff --git a/arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi b/arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi index d4b412ac8b03..f535212cb52f 100644 --- a/arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi +++ b/arch/arm/boot/dts/broadcom/bcm2166x-common.dtsi @@ -337,3 +337,5 @@ }; }; }; + +#include "bcm2166x-pinctrl.dtsi" diff --git a/arch/arm/boot/dts/broadcom/bcm2166x-pinctrl.dtsi b/arch/arm/boot/dts/broadcom/bcm2166x-pinctrl.dtsi new file mode 100644 index 000000000000..51b8730c8fee --- /dev/null +++ b/arch/arm/boot/dts/broadcom/bcm2166x-pinctrl.dtsi @@ -0,0 +1,297 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * Common pinmux configrations for BCM2166x (BCM21664/BCM23550). + * + * Copyright (C) 2025 Artur Weber + */ + +&pinctrl { + /* BSC1 */ + bsc1_pins: bsc1-pins { + bsc1clk-grp0 { + pins = "bsc1clk"; + function = "alt1"; /* BSC1CLK */ + }; + + bsc1dat-grp0 { + pins = "bsc1dat"; + function = "alt1"; /* BSC1DAT */ + }; + }; + + /* BSC2 */ + bsc2_pins: bsc2-pins { + bsc2clk-grp0 { + pins = "gpio16"; + function = "alt2"; /* BSC2CLK */ + }; + + bsc2dat-grp0 { + pins = "gpio17"; + function = "alt2"; /* BSC2DAT */ + }; + }; + + /* BSC3 */ + bsc3_pins: bsc3-pins { + bsc3clk-grp0 { + pins = "lcdscl"; + function = "alt1"; /* BSC3_CLK */ + }; + + bsc3dat-grp0 { + pins = "lcdsda"; + function = "alt1"; /* BSC3_SDA */ + }; + }; + + /* BSC4 */ + bsc4_pins: bsc4-pins { + bsc4clk-grp0 { + pins = "lcdres"; + function = "alt1"; /* BSC4_CLK */ + }; + + bsc4dat-grp0 { + pins = "lcdte"; + function = "alt1"; /* BSC4_SDA */ + }; + }; + + /* PMBSC */ + pmbsc_pins: pmbsc-pins { + pmbscclk-grp0 { + pins = "pmbscclk"; + function = "alt1"; /* PMBSCCLK */ + }; + + pmbscdat-grp0 { + pins = "pmbscdat"; + function = "alt1"; /* PMBSCDAT */ + }; + }; + + /* SD */ + sd_width1_pins: sd-width1-pins { + sdck-grp0 { + pins = "sdck"; + function = "alt1"; /* SDCK */ + bias-disable; + }; + + sdcmd-grp0 { + pins = "sdcmd"; + function = "alt1"; /* SDCMD */ + bias-pull-up; + }; + + sddat-grp0 { + pins = "sddat0"; + function = "alt1"; /* SDDATx */ + bias-pull-up; + }; + }; + + sd_width4_pins: sd-width4-pins { + sdck-grp0 { + pins = "sdck"; + function = "alt1"; /* SDCK */ + bias-disable; + }; + + sdcmd-grp0 { + pins = "sdcmd"; + function = "alt1"; /* SDCMD */ + bias-pull-up; + }; + + sddat-grp0 { + pins = "sddat0", "sddat1", "sddat2", "sddat3"; + function = "alt1"; /* SDDATx */ + bias-pull-up; + }; + }; + + /* SD1 */ + sd1_width1_pins: sd1-width1-pins { + sd1ck-grp0 { + pins = "mmc1dat7"; + function = "alt6"; /* SD1CK */ + bias-disable; + }; + + sd1cmd-grp0 { + pins = "spi0txd"; + function = "alt2"; /* SD1CMD */ + bias-pull-up; + }; + + sd1dat0-grp0 { + pins = "mmc1dat5"; + function = "alt6"; /* SD1DAT0 */ + bias-pull-up; + }; + }; + + sd1_width4_pins: sd1-width4-pins { + sd1ck-grp0 { + pins = "mmc1dat7"; + function = "alt6"; /* SD1CK */ + bias-disable; + }; + + sd1cmd-grp0 { + pins = "spi0txd"; + function = "alt2"; /* SD1CMD */ + bias-pull-up; + }; + + sd1dat0-grp0 { + pins = "mmc1dat5"; + function = "alt6"; /* SD1DAT0 */ + bias-pull-up; + }; + + sd1dat1-grp0 { + pins = "gpio93"; + function = "alt1"; /* SD1DAT1 */ + bias-pull-up; + }; + + sd1dat2-grp0 { + pins = "gpio94"; + function = "alt1"; /* SD1DAT2 */ + bias-pull-up; + }; + + sd1dat3-grp0 { + pins = "mmc1dat3"; + function = "alt6"; /* SD1DAT3 */ + bias-pull-up; + }; + }; + + /* MMC0 */ + mmc0_width1_pins: mmc0-width1-pins { + mmc0ck-grp0 { + pins = "mmc0ck"; + function = "alt1"; /* MMC0CK */ + bias-disable; + }; + + mmc0cmd-grp0 { + pins = "mmc0cmd"; + function = "alt1"; /* MMC0CMD */ + bias-pull-up; + }; + + mmc0dat-grp0 { + pins = "mmc0dat0"; + function = "alt1"; /* MMC0DATx */ + bias-pull-up; + }; + }; + + mmc0_width4_pins: mmc0-width4-pins { + mmc0ck-grp0 { + pins = "mmc0ck"; + function = "alt1"; /* MMC0CK */ + bias-disable; + }; + + mmc0cmd-grp0 { + pins = "mmc0cmd"; + function = "alt1"; /* MMC0CMD */ + bias-pull-up; + }; + + mmc0dat-grp0 { + pins = "mmc0dat0", "mmc0dat1", "mmc0dat2", "mmc0dat3"; + function = "alt1"; /* MMC0DATx */ + bias-pull-up; + }; + }; + + mmc0_width8_pins: mmc0-width8-pins { + mmc0ck-grp0 { + pins = "mmc0ck"; + function = "alt1"; /* MMC0CK */ + bias-disable; + }; + + mmc0cmd-grp0 { + pins = "mmc0cmd"; + function = "alt1"; /* MMC0CMD */ + bias-pull-up; + }; + + mmc0dat-grp0 { + pins = "mmc0dat0", "mmc0dat1", "mmc0dat2", "mmc0dat3", + "mmc0dat4", "mmc0dat5", "mmc0dat6", "mmc0dat7"; + function = "alt1"; /* MMC0DATx */ + bias-pull-up; + }; + }; + + /* MMC1 */ + mmc1_width1_pins: mmc1-width1-pins { + mmc1ck-grp0 { + pins = "mmc1ck"; + function = "alt1"; /* MMC1CK */ + bias-disable; + }; + + mmc1cmd-grp0 { + pins = "mmc1cmd"; + function = "alt1"; /* MMC1CMD */ + bias-pull-up; + }; + + mmc1dat-grp0 { + pins = "mmc1dat0"; + function = "alt1"; /* MMC1DATx */ + bias-pull-up; + }; + }; + + mmc1_width4_pins: mmc1-width4-pins { + mmc1ck-grp0 { + pins = "mmc1ck"; + function = "alt1"; /* MMC1CK */ + bias-disable; + }; + + mmc1cmd-grp0 { + pins = "mmc1cmd"; + function = "alt1"; /* MMC1CMD */ + bias-pull-up; + }; + + mmc1dat-grp0 { + pins = "mmc1dat0", "mmc1dat1", "mmc1dat2", "mmc1dat3"; + function = "alt1"; /* MMC1DATx */ + bias-pull-up; + }; + }; + + mmc1_width8_pins: mmc1-width8-pins { + mmc1ck-grp0 { + pins = "mmc1ck"; + function = "alt1"; /* MMC1CK */ + bias-disable; + }; + + mmc1cmd-grp0 { + pins = "mmc1cmd"; + function = "alt1"; /* MMC1CMD */ + bias-pull-up; + }; + + mmc1dat-grp0 { + pins = "mmc1dat0", "mmc1dat1", "mmc1dat2", "mmc1dat3", + "mmc1dat4", "mmc1dat5", "mmc1dat6", "mmc1dat7"; + function = "alt1"; /* MMC1DATx */ + bias-pull-up; + }; + }; +}; -- 2.50.1