From 892d571d079e95179d50ad7424574e5752ece832 Mon Sep 17 00:00:00 2001
From: Florian Fainelli <florian@openwrt.org>
Date: Wed, 3 Sep 2014 03:10:18 +0000
Subject: at91: add 3.14 support

Add support for Linux 3.14 for the Atmel's AT91 platform.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 42414
---
 .../at91/files-3.14/arch/arm/boot/dts/lmu5000.dts  | 125 ++++++++++++
 .../files-3.14/arch/arm/mach-at91/board-tqma9263.c | 219 +++++++++++++++++++++
 2 files changed, 344 insertions(+)
 create mode 100644 target/linux/at91/files-3.14/arch/arm/boot/dts/lmu5000.dts
 create mode 100644 target/linux/at91/files-3.14/arch/arm/mach-at91/board-tqma9263.c

(limited to 'target/linux/at91/files-3.14/arch')

diff --git a/target/linux/at91/files-3.14/arch/arm/boot/dts/lmu5000.dts b/target/linux/at91/files-3.14/arch/arm/boot/dts/lmu5000.dts
new file mode 100644
index 0000000..921d44b
--- /dev/null
+++ b/target/linux/at91/files-3.14/arch/arm/boot/dts/lmu5000.dts
@@ -0,0 +1,125 @@
+/*
+ * lmu5000.dst - Device Tree file for CalAmp LMU5000 board
+ *
+ * Copyright (C) 2013 Adam Porter <porter.adam@gmail.com>
+ *
+ * Licensed under GPLv2.
+ */
+/dts-v1/;
+#include "at91sam9g20.dtsi"
+
+/ {
+	model = "CalAmp LMU5000";
+	compatible = "calamp,lmu5000", "atmel,at91sam9g20", "atmel,at91sam9";
+
+	chosen {
+		bootargs = "mem=64M console=ttyS0,115200 rootfstype=jffs2";
+	};
+
+	memory {
+		reg = <0x20000000 0x4000000>;
+	};
+
+	clocks {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		main_clock: clock@0 {
+			compatible = "atmel,osc", "fixed-clock";
+			clock-frequency = <18432000>;
+		};
+	};
+
+	ahb {
+		apb {
+			pinctrl@fffff400 {
+				board {
+					pinctrl_pck0_as_mck: pck0_as_mck {
+						atmel,pins =
+							<2 1 0x2 0x0>;	/* PC1 periph B */
+					};
+
+				};
+			};
+
+			dbgu: serial@fffff200 {
+				status = "okay";
+			};
+
+			usart0: serial@fffb0000 {
+				pinctrl-0 =
+					<&pinctrl_usart0
+					 &pinctrl_usart0_rts
+					 &pinctrl_usart0_cts
+					 &pinctrl_usart0_dtr_dsr
+					 &pinctrl_usart0_dcd
+					 &pinctrl_usart0_ri>;
+				status = "okay";
+			};
+
+			usart2: serial@fffb8000 {
+				status = "okay";
+			};
+
+			uart0: serial@fffd4000 {
+				status = "okay";
+			};
+
+			uart1: serial@fffd8000 {
+				status = "okay";
+			};
+
+			macb0: ethernet@fffc4000 {
+				phy-mode = "mii";
+				status = "okay";
+			};
+
+			usb1: gadget@fffa4000 {
+				atmel,vbus-gpio = <&pioC 5 0>;
+				status = "okay";
+			};
+
+			ssc0: ssc@fffbc000 {
+				status = "okay";
+				pinctrl-0 = <&pinctrl_ssc0_tx>;
+			};
+
+			watchdog@fffffd40 {
+				status = "okay";
+			};
+		};
+
+		nand0: nand@40000000 {
+			nand-bus-width = <8>;
+			nand-ecc-mode = "soft";
+			nand-on-flash-bbt;
+			status = "okay";
+
+			kernel@0 {
+				label = "kernel";
+				reg = <0x0 0x400000>;
+			};
+
+			rootfs@400000 {
+				label = "rootfs";
+				reg = <0x400000 0x3C00000>;
+			};
+
+			user1@4000000 {
+				label = "user1";
+				reg = <0x4000000 0x2000000>;
+			};
+
+			user2@6000000 {
+				label = "user2";
+				reg = <0x6000000 0x2000000>;
+			};
+		};
+
+		usb0: ohci@00500000 {
+			num-ports = <2>;
+			status = "okay";
+		};
+	};
+};
diff --git a/target/linux/at91/files-3.14/arch/arm/mach-at91/board-tqma9263.c b/target/linux/at91/files-3.14/arch/arm/mach-at91/board-tqma9263.c
new file mode 100644
index 0000000..cae1fe9
--- /dev/null
+++ b/target/linux/at91/files-3.14/arch/arm/mach-at91/board-tqma9263.c
@@ -0,0 +1,219 @@
+/*
+ *  Copyright (C) 2008 I2SE GmbH
+ *  Copyright (C) 2010 IEQualize GmbH
+ *  Copyright (C) 2010-2011 Michael Heimpold
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/fb.h>
+
+#include <mach/hardware.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/board.h>
+#include <mach/gpio.h>
+#include <mach/at91sam9_smc.h>
+
+#include <video/atmel_lcdc.h>
+
+#include "sam9_smc.h"
+#include "generic.h"
+
+#include <linux/atmel_serial.h>
+
+
+static void __init tqma9263_map_io(void)
+{
+	unsigned pins;
+
+	/* Initialize processor: 18.432 MHz crystal */
+	at91_initialize(18432000);
+
+	/* DGBU on ttyS0. (Rx & Tx only) */
+	at91_register_uart(0, 0, 0);
+
+	/* USART0 on ttyS1 */
+	pins = ATMEL_UART_CTS | ATMEL_UART_RTS |
+	       ATMEL_UART_DSR | ATMEL_UART_DTR |
+	       ATMEL_UART_DCD | ATMEL_UART_RI;
+	at91_register_uart(AT91SAM9263_ID_US0, 1, pins);
+
+	/* USART1 on ttyS2 */
+	pins = ATMEL_UART_RTS;
+	at91_register_uart(AT91SAM9263_ID_US1, 2, pins);
+
+	/* USART2 on ttyS3 */
+	pins = ATMEL_UART_RTS;
+	at91_register_uart(AT91SAM9263_ID_US2, 3, pins);
+
+	/* set serial console to ttyS0 (ie, DBGU) */
+	at91_set_serial_console(0);
+}
+
+
+/*
+ * USB Host port
+ */
+static struct at91_usbh_data __initdata tqma9263_usbh_data = {
+	.ports			= 2,
+	.vbus_pin		= { AT91_PIN_PA24, AT91_PIN_PA21 },
+	.vbus_pin_active_low	= 0,
+};
+
+
+/*
+ * USB Device port
+ */
+static struct at91_udc_data __initdata tqma9263_udc_data = {
+	.vbus_pin	= AT91_PIN_PA25,
+	.pullup_pin	= 0,			/* pull-up driven by UDC */
+};
+
+
+/*
+ * MCI (SD/MMC)
+ */
+static struct at91_mmc_data __initdata tqma9263_mmc_data = {
+	.wire4		= 1,
+	.det_pin	= AT91_PIN_PE18,
+	.wp_pin		= AT91_PIN_PB28,
+};
+
+
+/*
+ * MACB Ethernet device
+ */
+static struct macb_platform_data __initdata tqma9263_macb_data = {
+	.phy_irq_pin	= AT91_PIN_PE31,
+	.is_rmii	= 1,
+};
+
+
+/*
+ * I2C devices
+ */
+static struct i2c_board_info __initdata tqma9263_i2c_devices[] = {
+	{
+		I2C_BOARD_INFO("pcf8563", 0x51),
+	},
+	{
+		I2C_BOARD_INFO("24c04", 0x52),
+	},
+};
+
+
+/*
+ * NAND flash
+ */
+static struct mtd_partition __initdata tqma9263_nand_partition[] = {
+	{
+		.name	= "uboot",
+		.offset	= 0,
+		.size	= 3 * SZ_128K,
+	},
+	{
+		.name	= "uboot-env",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= SZ_128K,
+	},
+	{
+		.name	= "linux",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= SZ_2M,
+	},
+	{
+		.name	= "rootfs",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= MTDPART_SIZ_FULL,
+	},
+};
+
+static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
+{
+	*num_partitions = ARRAY_SIZE(tqma9263_nand_partition);
+	return tqma9263_nand_partition;
+}
+
+static struct atmel_nand_data __initdata tqma9263_nand_data = {
+	.ale			= 21,
+	.cle			= 22,
+	.rdy_pin		= AT91_PIN_PD14,
+	.enable_pin		= AT91_PIN_PD15,
+};
+
+static struct sam9_smc_config __initdata tqma9263_nand_smc_config = {
+	.ncs_read_setup		= 0,
+	.nrd_setup		= 1,
+	.ncs_write_setup	= 0,
+	.nwe_setup		= 1,
+
+	.ncs_read_pulse		= 3,
+	.nrd_pulse		= 3,
+	.ncs_write_pulse	= 3,
+	.nwe_pulse		= 3,
+
+	.read_cycle		= 5,
+	.write_cycle		= 5,
+
+	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8,
+	.tdf_cycles		= 2,
+};
+
+static void __init tqma9263_add_device_nand(void)
+{
+	/* configure chip-select 3 (NAND) */
+	sam9_smc_configure(0, 3, &tqma9263_nand_smc_config);
+
+	at91_add_device_nand(&tqma9263_nand_data);
+}
+
+
+static void __init tqma9263_board_init(void)
+{
+	/* Serial */
+	at91_add_device_serial();
+	/* USB Host */
+	at91_add_device_usbh(&tqma9263_usbh_data);
+	/* USB Device */
+	at91_add_device_udc(&tqma9263_udc_data);
+	/* MMC */
+	at91_add_device_mmc(1, &tqma9263_mmc_data);
+	/* I2C */
+	at91_add_device_i2c(tqma9263_i2c_devices, ARRAY_SIZE(tqma9263_i2c_devices));
+	/* Ethernet */
+	at91_add_device_eth(&tqma9263_macb_data);
+	/* NAND flash */
+	tqma9263_add_device_nand();
+}
+
+MACHINE_START(TQMA9263, "TQ Components TQMa9263")
+	/* Maintainer: Michael Heimpold */
+	.timer		= &at91sam926x_timer,
+	.map_io		= tqma9263_map_io,
+	.init_irq	= at91_init_irq_default,
+	.init_machine	= tqma9263_board_init,
+MACHINE_END
-- 
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