forked from luck/tmp_suning_uos_patched
ARM: u8540: Add Pinctrl Device Tree settings for uart0, uart2
This patch adds pinctrl device tree settings for uart0 and uart2 for ccu8540 board. Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Gabriel Fernandez
Linus Walleij
parent
49c129519a
commit
3d0899e8da
81
arch/arm/boot/dts/ccu8540-pinctrl.dtsi
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81
arch/arm/boot/dts/ccu8540-pinctrl.dtsi
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@ -0,0 +1,81 @@
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/*
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* Copyright 2012 ST-Ericsson
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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#include "ste-nomadik-pinctrl.dtsi"
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/ {
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soc {
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pinctrl {
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uart0 {
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uart0_default_mux: uart0_mux {
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default_mux {
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ste,function = "u0";
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ste,pins = "u0_a_1";
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};
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};
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uart0_default_mode: uart0_default {
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default_cfg1 {
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ste,pins = "GPIO0", "GPIO2";
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ste,config = <&in_pu>;
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};
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default_cfg2 {
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ste,pins = "GPIO1", "GPIO3";
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ste,config = <&out_hi>;
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};
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};
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uart0_sleep_mode: uart0_sleep {
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sleep_cfg1 {
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ste,pins = "GPIO0", "GPIO2";
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ste,config = <&slpm_in_pu>;
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};
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sleep_cfg2 {
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ste,pins = "GPIO1", "GPIO3";
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ste,config = <&slpm_out_hi>;
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};
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};
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};
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uart2 {
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uart2_default_mode: uart2_default {
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default_mux {
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ste,function = "u2";
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ste,pins = "u2txrx_a_1";
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};
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default_cfg1 {
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ste,pins = "GPIO120";
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ste,config = <&in_pu>;
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};
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default_cfg2 {
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ste,pins = "GPIO121";
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ste,config = <&out_hi>;
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};
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};
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uart2_sleep_mode: uart2_sleep {
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sleep_cfg1 {
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ste,pins = "GPIO120";
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ste,config = <&slpm_in_pu>;
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};
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sleep_cfg2 {
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ste,pins = "GPIO121";
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ste,config = <&slpm_out_hi>;
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};
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};
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};
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};
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};
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};
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@ -11,6 +11,7 @@
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/dts-v1/;
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#include "dbx5x0.dtsi"
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#include "ccu8540-pinctrl.dtsi"
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/ {
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model = "ST-Ericsson U8540 platform with Device Tree";
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@ -21,12 +22,19 @@ memory@0 {
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};
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soc {
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pinctrl {
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compatible = "stericsson,db8540-pinctrl";
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};
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prcmu@80157000 {
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reg = <0x80157000 0x2000>, <0x801b0000 0x8000>, <0x801b8000 0x3000>;
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reg-names = "prcmu", "prcmu-tcpm", "prcmu-tcdm";
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};
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uart@80120000 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&uart0_default_mux>, <&uart0_default_mode>;
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pinctrl-1 = <&uart0_sleep_mode>;
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status = "okay";
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};
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@ -35,6 +43,9 @@ uart@80121000 {
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};
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uart@80007000 {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&uart2_default_mode>;
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pinctrl-1 = <&uart2_sleep_mode>;
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status = "okay";
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};
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};
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95
arch/arm/boot/dts/ste-nomadik-pinctrl.dtsi
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95
arch/arm/boot/dts/ste-nomadik-pinctrl.dtsi
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@ -0,0 +1,95 @@
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/*
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* Copyright 2012 ST-Ericsson
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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#include <dt-bindings/pinctrl/nomadik.h>
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/ {
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in_nopull: in_nopull {
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ste,input = <INPUT_NOPULL>;
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};
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in_pu: input_pull_up {
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ste,input = <INPUT_PULLUP>;
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};
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in_pd: input_pull_down {
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ste,input = <INPUT_PULLDOWN>;
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};
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out_hi: output_high {
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ste,output = <OUTPUT_HIGH>;
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};
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out_lo: output_low {
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ste,output = <OUTPUT_LOW>;
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};
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gpio_out_lo: gpio_output_low {
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ste,gpio = <GPIOMODE_ENABLED>;
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ste,output = <OUTPUT_LOW>;
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};
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slpm_in_pu: slpm_in_pu {
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ste,sleep = <SLPM_ENABLED>;
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ste,sleep-input = <SLPM_INPUT_PULLUP>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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};
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slpm_in_wkup_pdis: slpm_in_wkup_pdis {
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ste,sleep = <SLPM_ENABLED>;
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ste,sleep-input = <SLPM_DIR_INPUT>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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ste,sleep-pull-disable = <SLPM_PDIS_DISABLED>;
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};
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slpm_out_lo: slpm_out_lo {
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ste,sleep = <SLPM_ENABLED>;
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ste,sleep-output = <SLPM_OUTPUT_LOW>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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};
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slpm_out_hi: slpm_out_hi {
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ste,sleep = <SLPM_ENABLED>;
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ste,sleep-output = <SLPM_OUTPUT_HIGH>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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};
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slpm_out_hi_wkup_pdis: slpm_out_hi_wkup_pdis {
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ste,sleep = <SLPM_ENABLED>;
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ste,sleep-output = <SLPM_OUTPUT_HIGH>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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ste,sleep-pull-disable = <SLPM_PDIS_DISABLED>;
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};
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slpm_out_wkup_pdis: slpm_out_wkup_pdis {
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ste,sleep = <SLPM_ENABLED>;
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ste,sleep-output = <SLPM_DIR_OUTPUT>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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ste,sleep-pull-disable = <SLPM_PDIS_DISABLED>;
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};
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in_wkup_pdis: in_wkup_pdis {
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ste,sleep-input = <SLPM_DIR_INPUT>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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ste,sleep-pull-disable = <SLPM_PDIS_DISABLED>;
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};
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out_hi_wkup_pdis: out_hi_wkup_pdis {
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ste,sleep-output = <SLPM_OUTPUT_HIGH>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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ste,sleep-pull-disable = <SLPM_PDIS_DISABLED>;
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};
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out_wkup_pdis: out_wkup_pdis {
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ste,sleep-output = <SLPM_DIR_OUTPUT>;
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ste,sleep-wakeup = <SLPM_WAKEUP_ENABLE>;
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ste,sleep-pull-disable = <SLPM_PDIS_DISABLED>;
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};
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};
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36
include/dt-bindings/pinctrl/nomadik.h
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36
include/dt-bindings/pinctrl/nomadik.h
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@ -0,0 +1,36 @@
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/*
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* nomadik.h
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*
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* Copyright (C) ST-Ericsson SA 2013
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* Author: Gabriel Fernandez <gabriel.fernandez@st.com> for ST-Ericsson.
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* License terms: GNU General Public License (GPL), version 2
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*/
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#define INPUT_NOPULL 0
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#define INPUT_PULLUP 1
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#define INPUT_PULLDOWN 2
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#define OUTPUT_LOW 0
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#define OUTPUT_HIGH 1
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#define DIR_OUTPUT 2
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#define SLPM_DISABLED 0
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#define SLPM_ENABLED 1
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#define SLPM_INPUT_NOPULL 0
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#define SLPM_INPUT_PULLUP 1
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#define SLPM_INPUT_PULLDOWN 2
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#define SLPM_DIR_INPUT 3
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#define SLPM_OUTPUT_LOW 0
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#define SLPM_OUTPUT_HIGH 1
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#define SLPM_DIR_OUTPUT 2
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#define SLPM_WAKEUP_DISABLE 0
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#define SLPM_WAKEUP_ENABLE 1
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#define GPIOMODE_DISABLED 0
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#define GPIOMODE_ENABLED 1
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#define SLPM_PDIS_DISABLED 0
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#define SLPM_PDIS_ENABLED 1
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