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authorEugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>2020-04-22 01:29:18 +0300
committerAlexey Brodkin <abrodkin@synopsys.com>2020-04-27 11:20:26 +0300
commit28db0d693f14b075facf4cc3e4a2d562e86f451d (patch)
treec482027c8450aaa6731c05bd66b940d180c0196a /arch/arc/dts/hsdk.dts
parentf0f84efe455764dfafeed0388f4ff2617fafb881 (diff)
ARC: HSDK: split HSDK and HSDK-4xD DTS
Split HSDK and HSDK-4xD device tree files so they can have different model names. Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Diffstat (limited to 'arch/arc/dts/hsdk.dts')
-rw-r--r--arch/arc/dts/hsdk.dts145
1 files changed, 3 insertions, 142 deletions
diff --git a/arch/arc/dts/hsdk.dts b/arch/arc/dts/hsdk.dts
index cf2ce8a1f6..1a2e3d4322 100644
--- a/arch/arc/dts/hsdk.dts
+++ b/arch/arc/dts/hsdk.dts
@@ -1,151 +1,12 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * Copyright (C) 2017 Synopsys, Inc. All rights reserved.
+ * Copyright (C) 2017-2020 Synopsys, Inc. All rights reserved.
+ * Author: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
*/
/dts-v1/;
-#include "skeleton.dtsi"
-#include "dt-bindings/clock/snps,hsdk-cgu.h"
-#include "dt-bindings/reset/snps,hsdk-reset.h"
+#include "hsdk-common.dtsi"
/ {
model = "snps,hsdk";
-
- #address-cells = <1>;
- #size-cells = <1>;
-
- aliases {
- console = &uart0;
- spi0 = &spi0;
- };
-
- cpu_card {
- core_clk: core_clk {
- #clock-cells = <0>;
- compatible = "fixed-clock";
- clock-frequency = <500000000>;
- u-boot,dm-pre-reloc;
- };
- };
-
- clk-fmeas {
- clocks = <&cgu_clk CLK_ARC_PLL>, <&cgu_clk CLK_SYS_PLL>,
- <&cgu_clk CLK_TUN_PLL>, <&cgu_clk CLK_DDR_PLL>,
- <&cgu_clk CLK_ARC>, <&cgu_clk CLK_HDMI_PLL>,
- <&cgu_clk CLK_TUN_TUN>, <&cgu_clk CLK_HDMI>,
- <&cgu_clk CLK_SYS_APB>, <&cgu_clk CLK_SYS_AXI>,
- <&cgu_clk CLK_SYS_ETH>, <&cgu_clk CLK_SYS_USB>,
- <&cgu_clk CLK_SYS_SDIO>, <&cgu_clk CLK_SYS_HDMI>,
- <&cgu_clk CLK_SYS_GFX_CORE>, <&cgu_clk CLK_SYS_GFX_DMA>,
- <&cgu_clk CLK_SYS_GFX_CFG>, <&cgu_clk CLK_SYS_DMAC_CORE>,
- <&cgu_clk CLK_SYS_DMAC_CFG>, <&cgu_clk CLK_SYS_SDIO_REF>,
- <&cgu_clk CLK_SYS_SPI_REF>, <&cgu_clk CLK_SYS_I2C_REF>,
- <&cgu_clk CLK_SYS_UART_REF>, <&cgu_clk CLK_SYS_EBI_REF>,
- <&cgu_clk CLK_TUN_ROM>, <&cgu_clk CLK_TUN_PWM>;
- clock-names = "cpu-pll", "sys-pll",
- "tun-pll", "ddr-clk",
- "cpu-clk", "hdmi-pll",
- "tun-clk", "hdmi-clk",
- "apb-clk", "axi-clk",
- "eth-clk", "usb-clk",
- "sdio-clk", "hdmi-sys-clk",
- "gfx-core-clk", "gfx-dma-clk",
- "gfx-cfg-clk", "dmac-core-clk",
- "dmac-cfg-clk", "sdio-ref-clk",
- "spi-clk", "i2c-clk",
- "uart-clk", "ebi-clk",
- "rom-clk", "pwm-clk";
- };
-
- cgu_clk: cgu-clk@f0000000 {
- compatible = "snps,hsdk-cgu-clock";
- reg = <0xf0000000 0x10>, <0xf00014B8 0x4>;
- #clock-cells = <1>;
- };
-
- cgu_rst: reset-controller@f00008a0 {
- compatible = "snps,hsdk-reset";
- #reset-cells = <1>;
- reg = <0xf00008a0 0x4>, <0xf0000ff0 0x4>;
- };
-
- uart0: serial0@f0005000 {
- compatible = "snps,dw-apb-uart";
- reg = <0xf0005000 0x1000>;
- reg-shift = <2>;
- reg-io-width = <4>;
- };
-
- ethernet@f0008000 {
- #interrupt-cells = <1>;
- compatible = "snps,arc-dwmac-3.70a";
- reg = <0xf0008000 0x2000>;
- phy-mode = "gmii";
- };
-
- ehci@0xf0040000 {
- compatible = "generic-ehci";
- reg = <0xf0040000 0x100>;
- };
-
- ohci@0xf0060000 {
- compatible = "generic-ohci";
- reg = <0xf0060000 0x100>;
- };
-
- mmcclk_ciu: mmcclk-ciu {
- compatible = "fixed-clock";
- /*
- * DW sdio controller has external ciu clock divider
- * controlled via register in SDIO IP. Due to its
- * unexpected default value (it should divide by 1
- * but it divides by 8) SDIO IP uses wrong clock and
- * works unstable (see STAR 9001204800)
- * We switched to the minimum possible value of the
- * divisor (div-by-2) in HSDK platform code.
- * So default mmcclk ciu clock is 50000000 Hz.
- */
- clock-frequency = <50000000>;
- #clock-cells = <0>;
- };
-
- mmc: mmc0@f000a000 {
- compatible = "snps,dw-mshc";
- reg = <0xf000a000 0x400>;
- bus-width = <4>;
- fifo-depth = <256>;
- clocks = <&cgu_clk CLK_SYS_SDIO>, <&mmcclk_ciu>;
- clock-names = "biu", "ciu";
- max-frequency = <25000000>;
- };
-
- spi0: spi@f0020000 {
- compatible = "snps,dw-apb-ssi";
- reg = <0xf0020000 0x1000>;
- #address-cells = <1>;
- #size-cells = <0>;
- spi-max-frequency = <4000000>;
- clocks = <&cgu_clk CLK_SYS_SPI_REF>;
- clock-names = "spi_clk";
- cs-gpio = <&cs_gpio 0>;
- spi_flash@0 {
- compatible = "jedec,spi-nor";
- reg = <0>;
- spi-max-frequency = <4000000>;
- };
- };
-
- cs_gpio: gpio@f00014b0 {
- compatible = "snps,creg-gpio";
- reg = <0xf00014b0 0x4>;
- gpio-controller;
- #gpio-cells = <1>;
- gpio-bank-name = "hsdk-spi-cs";
- gpio-count = <1>;
- gpio-first-shift = <0>;
- gpio-bit-per-line = <2>;
- gpio-activate-val = <2>;
- gpio-deactivate-val = <3>;
- gpio-default-val = <1>;
- };
};