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https://github.com/brain-hackers/u-boot-brain
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102412c415
1. Support compatible string "spi-gpio" which is used by Linux Linux use different bindings, so use UBOOT_COMPAT and LINUX_COMPAT to differentiate them. 2. Introduce SPI_MASTER_NO_RX and SPI_MASTER_NO_TX to handle no rx or no tx case. 3. Tested on i.MX6 UltraLite board with 74LV595 spi-gpio chip. Signed-off-by: Peng Fan <van.freenix@gmail.com> Cc: Simon Glass <sjg@chromium.org> Cc: Przemyslaw Marczak <p.marczak@samsung.com> Reviewed-by: Simon Glass <sjg@chromium.org>
97 lines
1.9 KiB
Plaintext
97 lines
1.9 KiB
Plaintext
/*
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* Samsung's Exynos4210 based Universal C210 board device tree source
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*
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* Copyright (c) 2014 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/dts-v1/;
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#include "exynos4210.dtsi"
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/ {
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model = "Samsung Universal C210 based on Exynos4210 rev0";
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compatible = "samsung,universal_c210", "samsung,exynos4210";
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aliases {
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serial0 = "/serial@13800000";
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console = "/serial@13820000";
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mmc0 = "sdhci@12510000";
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mmc2 = "sdhci@12530000";
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};
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sdhci@12510000 {
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samsung,bus-width = <8>;
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samsung,timing = <1 3 3>;
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pwr-gpios = <&gpk0 2 0>;
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};
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sdhci@12520000 {
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status = "disabled";
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};
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sdhci@12530000 {
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samsung,bus-width = <4>;
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samsung,timing = <1 2 3>;
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cd-gpios = <&gpx3 4 0>;
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};
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sdhci@12540000 {
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status = "disabled";
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};
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soft-spi {
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compatible = "spi-gpio";
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cs-gpios = <&gpy4 3 0>;
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gpio-sck = <&gpy3 1 0>;
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gpio-mosi = <&gpy3 3 0>;
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gpio-miso = <&gpy3 0 0>;
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spi-delay-us = <1>;
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#address-cells = <1>;
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#size-cells = <0>;
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cs@0 {
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};
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};
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fimd@11c00000 {
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compatible = "samsung,exynos-fimd";
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reg = <0x11c00000 0xa4>;
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samsung,vl-freq = <60>;
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samsung,vl-col = <480>;
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samsung,vl-row = <800>;
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samsung,vl-width = <480>;
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samsung,vl-height = <800>;
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samsung,vl-clkp = <0>;
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samsung,vl-oep = <0>;
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samsung,vl-hsp = <1>;
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samsung,vl-vsp = <1>;
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samsung,vl-dp = <1>;
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samsung,vl-bpix = <4>;
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samsung,vl-hspw = <2>;
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samsung,vl-hbpd = <16>;
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samsung,vl-hfpd = <16>;
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samsung,vl-vspw = <2>;
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samsung,vl-vbpd = <8>;
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samsung,vl-vfpd = <8>;
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samsung,vl-cmd-allow-len = <0xf>;
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samsung,pclk_name = <1>;
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samsung,sclk_div = <1>;
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samsung,winid = <0>;
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samsung,power-on-delay = <10000>;
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samsung,interface-mode = <1>;
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samsung,mipi-enabled = <0>;
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samsung,dp-enabled;
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samsung,dual-lcd-enabled;
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samsung,logo-on = <1>;
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samsung,resolution = <0>;
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samsung,rgb-mode = <0>;
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};
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};
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