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https://github.com/AsahiLinux/u-boot
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corvus DTS / DM support
Signed-off-by: Heiko Schocher <hs@denx.de> Reviewed-by: Andreas Bießmann <andreas@biessmann.org> [rebase on current ToT, don't delete gurnard DTB creation] Signed-off-by: Andreas Bießmann <andreas@biessmann.org>
This commit is contained in:
Heiko Schocher
Andreas Bießmann
parent
ce9844ce17
commit
289f979cc9
6 changed files with 162 additions and 5 deletions
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@ -2,7 +2,9 @@
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# SPDX-License-Identifier: GPL-2.0+
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#
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dtb-$(CONFIG_AT91FAMILY) += at91sam9g45-gurnard.dtb
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dtb-$(CONFIG_AT91FAMILY) += at91sam9g45-corvus.dtb \
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at91sam9g45-gurnard.dtb
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dtb-$(CONFIG_S5PC100) += s5pc1xx-smdkc100.dtb
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dtb-$(CONFIG_S5PC110) += s5pc1xx-goni.dtb
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dtb-$(CONFIG_EXYNOS4) += exynos4210-origen.dtb \
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108
arch/arm/dts/at91sam9g45-corvus.dts
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108
arch/arm/dts/at91sam9g45-corvus.dts
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@ -0,0 +1,108 @@
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/*
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* at91sam9g45-corvus.dts Device Tree file fir Siemens corvus board
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* (C) Copyright 2016 Heiko Schocher <hs@denx.de>
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*
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* based on:
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* at91sam9m10g45ek.dts - Device Tree file for AT91SAM9M10G45-EK board
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*
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* Copyright (C) 2011 Atmel,
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* 2011 Nicolas Ferre <nicolas.ferre@atmel.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 "at91sam9g45.dtsi"
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/ {
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model = "Siemens corvus";
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compatible = "atmel,at91sam9m10g45ek", "atmel,at91sam9g45", "atmel,at91sam9";
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chosen {
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stdout-path = &dbgu;
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};
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memory {
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reg = <0x70000000 0x8000000>;
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};
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clocks {
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slow_xtal {
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clock-frequency = <32768>;
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};
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main_xtal {
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clock-frequency = <12000000>;
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};
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};
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ahb {
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apb {
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dbgu: serial@ffffee00 {
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status = "okay";
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};
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usart1: serial@fff90000 {
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pinctrl-0 =
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<&pinctrl_usart1
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&pinctrl_usart1_rts
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&pinctrl_usart1_cts>;
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status = "okay";
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};
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macb0: ethernet@fffbc000 {
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phy-mode = "rmii";
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status = "okay";
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};
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watchdog@fffffd40 {
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status = "okay";
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};
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spi0: spi@fffa4000{
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status = "okay";
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cs-gpios = <&pioB 3 0>, <0>, <0>, <0>;
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mtd_dataflash@0 {
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compatible = "atmel,at45", "atmel,dataflash";
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spi-max-frequency = <13000000>;
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reg = <0>;
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};
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};
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usb2: gadget@fff78000 {
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atmel,vbus-gpio = <&pioB 19 GPIO_ACTIVE_HIGH>;
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status = "okay";
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};
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rtc@fffffd20 {
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atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
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status = "okay";
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};
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gpbr: syscon@fffffd60 {
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status = "okay";
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};
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rtc@fffffdb0 {
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status = "okay";
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};
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};
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nand0: nand@40000000 {
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nand-bus-width = <8>;
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nand-ecc-mode = "soft";
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nand-on-flash-bbt;
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status = "okay";
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};
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usb0: ohci@00700000 {
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status = "okay";
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num-ports = <2>;
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atmel,vbus-gpio = <&pioD 1 GPIO_ACTIVE_LOW
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&pioD 3 GPIO_ACTIVE_LOW>;
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};
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usb1: ehci@00800000 {
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status = "okay";
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};
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};
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};
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@ -122,6 +122,10 @@ config TARGET_CORVUS
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bool "Support corvus"
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select CPU_ARM926EJS
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select SUPPORT_SPL
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select DM
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select DM_SERIAL
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select DM_GPIO
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select DM_ETH
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config TARGET_TAURUS
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bool "Support taurus"
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@ -11,21 +11,23 @@
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <dm.h>
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#include <asm/io.h>
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#include <asm/arch/at91sam9g45_matrix.h>
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#include <asm/arch/at91sam9_smc.h>
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#include <asm/arch/at91_common.h>
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#include <asm/arch/at91_rstc.h>
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#include <asm/arch/atmel_serial.h>
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#include <asm/arch/gpio.h>
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#include <asm/gpio.h>
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#include <asm/arch/clk.h>
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#include <lcd.h>
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#include <atmel_lcdc.h>
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#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
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#include <net.h>
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#endif
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#ifndef CONFIG_DM_ETH
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#include <netdev.h>
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#endif
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#include <spi.h>
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#ifdef CONFIG_USB_GADGET_ATMEL_USBA
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@ -34,6 +36,24 @@
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DECLARE_GLOBAL_DATA_PTR;
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static void corvus_request_gpio(void)
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{
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gpio_request(CONFIG_SYS_NAND_ENABLE_PIN, "nand ena");
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gpio_request(CONFIG_SYS_NAND_READY_PIN, "nand rdy");
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gpio_request(AT91_PIN_PD7, "d0");
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gpio_request(AT91_PIN_PD8, "d1");
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gpio_request(AT91_PIN_PA12, "d2");
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gpio_request(AT91_PIN_PA13, "d3");
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gpio_request(AT91_PIN_PA15, "d4");
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gpio_request(AT91_PIN_PB7, "recovery button");
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gpio_request(AT91_PIN_PD1, "USB0");
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gpio_request(AT91_PIN_PD3, "USB1");
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gpio_request(AT91_PIN_PB18, "SPICS1");
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gpio_request(AT91_PIN_PB3, "SPICS0");
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gpio_request(CONFIG_RED_LED, "red led");
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gpio_request(CONFIG_GREEN_LED, "green led");
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}
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static void corvus_nand_hw_init(void)
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{
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struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
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@ -78,6 +98,7 @@ static void corvus_nand_hw_init(void)
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void spl_board_init(void)
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{
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corvus_request_gpio();
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/*
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* For on the sam9m10g45ek board, the chip wm9711 stay in the test
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* mode, so it need do some action to exit mode.
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@ -200,6 +221,7 @@ static void corvus_macb_hw_init(void)
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int board_early_init_f(void)
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{
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at91_seriald_hw_init();
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corvus_request_gpio();
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return 0;
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}
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@ -220,6 +242,8 @@ int board_init(void)
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/* address of boot parameters */
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gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
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/* we have to request the gpios again after relocation */
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corvus_request_gpio();
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#ifdef CONFIG_CMD_NAND
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corvus_nand_hw_init();
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#endif
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@ -249,6 +273,7 @@ int dram_init(void)
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return 0;
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}
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#ifndef CONFIG_DM_ETH
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int board_eth_init(bd_t *bis)
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{
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int rc = 0;
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@ -257,6 +282,7 @@ int board_eth_init(bd_t *bis)
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#endif
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return rc;
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}
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#endif
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/* SPI chip select control */
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int spi_cs_is_valid(unsigned int bus, unsigned int cs)
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@ -289,3 +315,12 @@ void spi_cs_deactivate(struct spi_slave *slave)
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break;
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}
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}
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static struct atmel_serial_platdata at91sam9260_serial_plat = {
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.base_addr = ATMEL_BASE_DBGU,
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};
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U_BOOT_DEVICE(at91sam9260_serial) = {
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.name = "serial_atmel",
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.platdata = &at91sam9260_serial_plat,
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};
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@ -1,6 +1,7 @@
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CONFIG_ARM=y
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CONFIG_ARCH_AT91=y
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CONFIG_TARGET_CORVUS=y
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CONFIG_DEFAULT_DEVICE_TREE="at91sam9g45-corvus"
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CONFIG_SPL=y
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CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9M10G45,MACH_TYPE=2066,SYS_USE_NANDFLASH"
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CONFIG_BOOTDELAY=3
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@ -14,6 +15,8 @@ CONFIG_CMD_BOOTZ=y
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CONFIG_CMD_USB=y
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CONFIG_CMD_DFU=y
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# CONFIG_CMD_FPGA is not set
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CONFIG_CMD_GPIO=y
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# CONFIG_CMD_SOURCE is not set
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# CONFIG_CMD_SETEXPR is not set
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CONFIG_CMD_DHCP=y
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CONFIG_CMD_PING=y
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@ -25,3 +28,8 @@ CONFIG_G_DNL_MANUFACTURER="Siemens AG"
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CONFIG_G_DNL_VENDOR_NUM=0x0908
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CONFIG_G_DNL_PRODUCT_NUM=0x02d2
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CONFIG_OF_LIBFDT=y
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CONFIG_OF_CONTROL=y
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CONFIG_OF_EMBED=y
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CONFIG_USB=y
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CONFIG_USB_GADGET=y
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# CONFIG_EFI_LOADER is not set
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@ -35,7 +35,7 @@
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#define CONFIG_SKIP_LOWLEVEL_INIT_ONLY
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#define CONFIG_BOARD_EARLY_INIT_F
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#define CONFIG_DISPLAY_CPUINFO
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