mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 11:46:44 +07:00
1c850e4a8f
Move the control of muxing and enabling the IPGPIO (image processor GPIO) from the static set-up to the device tree. Use a hog as we have no device for the flash controller yet. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
108 lines
2.5 KiB
Plaintext
108 lines
2.5 KiB
Plaintext
/*
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* Copyright 2012 ST-Ericsson AB
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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-dbx5x0.dtsi"
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#include "ste-href.dtsi"
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/ {
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model = "ST-Ericsson HREF (v60+) platform with Device Tree";
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compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
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soc {
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// External Micro SD slot
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sdi0_per1@80126000 {
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arm,primecell-periphid = <0x10480180>;
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max-frequency = <100000000>;
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bus-width = <4>;
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mmc-cap-sd-highspeed;
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mmc-cap-mmc-highspeed;
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vmmc-supply = <&ab8500_ldo_aux3_reg>;
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cd-gpios = <&gpio2 31 0x4>; // 95
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status = "okay";
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};
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// WLAN SDIO channel
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sdi1_per2@80118000 {
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arm,primecell-periphid = <0x10480180>;
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max-frequency = <100000000>;
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bus-width = <4>;
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status = "okay";
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};
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// PoP:ed eMMC
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sdi2_per3@80005000 {
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arm,primecell-periphid = <0x10480180>;
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max-frequency = <100000000>;
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bus-width = <8>;
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mmc-cap-mmc-highspeed;
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status = "okay";
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};
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// On-board eMMC
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sdi4_per2@80114000 {
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arm,primecell-periphid = <0x10480180>;
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max-frequency = <100000000>;
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bus-width = <8>;
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mmc-cap-mmc-highspeed;
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vmmc-supply = <&ab8500_ldo_aux2_reg>;
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status = "okay";
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};
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pinctrl {
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/* Set this up using hogs */
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pinctrl-names = "default";
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pinctrl-0 = <&ipgpio_hrefv60_mode>;
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sdi0 {
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/* SD card detect GPIO pin, extend default state */
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sdi0_default_mode: sdi0_default {
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default_hrefv60_cfg1 {
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ste,pins = "GPIO95_E8";
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ste,config = <&gpio_in_pu>;
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};
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};
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};
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ipgpio {
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/*
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* XENON Flashgun on image processor GPIO (controlled from image
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* processor firmware), mux in these image processor GPIO lines 0
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* (XENON_FLASH_ID), 1 (XENON_READY) and there is an assistant
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* LED on IP GPIO 4 (XENON_EN2) on altfunction C, that need bias
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* from GPIO21 so pull up 0, 1 and drive 4 and GPIO21 low as output.
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*/
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ipgpio_hrefv60_mode: ipgpio_hrefv60 {
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hrefv60_mux {
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ste,function = "ipgpio";
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ste,pins = "ipgpio0_c_1", "ipgpio1_c_1", "ipgpio4_c_1";
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};
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hrefv60_cfg1 {
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ste,pins = "GPIO6_AF6", "GPIO7_AG5";
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ste,config = <&in_pu>;
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};
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hrefv60_cfg2 {
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ste,pins = "GPIO21_AB3";
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ste,config = <&gpio_out_lo>;
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};
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hrefv60_cfg3 {
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ste,pins = "GPIO64_F3";
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ste,config = <&out_lo>;
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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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