arm, omap3: Add support for TechNexion modules

Add support for TechNexion TAO3530 SoM

This patch has been posted quite a long time ago. I ported it to
the latest mainline U-Boot version. With some additional cleanup
and enhancements.

Signed-off-by: Tapani Utriainen <tapani@technexion.com>
CC: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Thorsten Eisbein <thorsten.eisbein@head-acoustics.de>
Cc: Tom Rini <trini@ti.com>

1 files changed, 301 insertions, 0 deletions

diff --git a/include/configs/tao3530.h b/include/configs/tao3530.h
new file mode 100644
index 0000000..cf20ae7
--- /dev/null
+++ b/include/configs/tao3530.h
@@ -0,0 +1,301 @@
+/*
+ * Configuration settings for the TechNexion TAO-3530 SOM
+ * equipped on Thunder baseboard.
+ *
+ * Edward Lin <linuxfae@technexion.com>
+ * Tapani Utriainen <linuxfae@technexion.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_ARMV7			/* This is an ARM V7 CPU core */
+#define CONFIG_OMAP			/* in a TI OMAP core */
+#define CONFIG_OMAP34XX			/* which is a 34XX */
+
+#define CONFIG_OMAP_GPIO
+#define CONFIG_OMAP_COMMON
+
+#define MACH_TYPE_OMAP3_TAO3530		2836
+
+#define CONFIG_SDRC			/* Has an SDRC controller */
+
+#include <asm/arch/cpu.h>		/* get chip and board defs */
+#include <asm/arch/omap3.h>
+
+/*
+ * Display CPU and Board information
+ */
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+/* Clock Defines */
+#define V_OSCK			26000000	/* Clock output from T2 */
+#define V_SCLK			(V_OSCK >> 1)
+
+#define CONFIG_MISC_INIT_R
+
+#define CONFIG_OF_LIBFDT
+
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_REVISION_TAG
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_SYS_MALLOC_LEN		(4 << 20)
+#define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB sector */
+
+/*
+ * Hardware drivers
+ */
+
+/*
+ * NS16550 Configuration
+ */
+#define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
+
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE	(-4)
+#define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_CONS_INDEX		3
+#define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_GENERIC_MMC
+#define CONFIG_MMC
+#define CONFIG_OMAP_HSMMC
+#define CONFIG_DOS_PARTITION
+
+/* commands to include */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_CACHE
+#define CONFIG_CMD_EXT2		/* EXT2 Support			*/
+#define CONFIG_CMD_FAT		/* FAT support			*/
+#define CONFIG_CMD_MTDPARTS	/* Enable MTD parts commands */
+#define CONFIG_MTD_DEVICE	/* needed for mtdparts commands */
+#define MTDIDS_DEFAULT			"nand0=nand"
+#define MTDPARTS_DEFAULT		"mtdparts=nand:512k(x-loader),"\
+					"1920k(u-boot),128k(u-boot-env),"\
+					"4m(kernel),-(fs)"
+
+#define CONFIG_CMD_I2C		/* I2C serial bus support	*/
+#define CONFIG_CMD_MMC		/* MMC support			*/
+#define CONFIG_CMD_NAND		/* NAND support			*/
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_PING
+
+#undef CONFIG_CMD_FLASH		/* flinfo, erase, protect	*/
+#undef CONFIG_CMD_FPGA		/* FPGA configuration Support	*/
+#undef CONFIG_CMD_IMI		/* iminfo			*/
+#undef CONFIG_CMD_IMLS		/* List all found images	*/
+
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_SYS_I2C
+#define CONFIG_SYS_I2C_OMAP34XX
+#define CONFIG_SYS_OMAP24_I2C_SPEED	100000
+#define CONFIG_SYS_OMAP24_I2C_SLAVE	1
+#define CONFIG_I2C_MULTI_BUS
+
+/*
+ * TWL4030
+ */
+#define CONFIG_TWL4030_POWER
+#define CONFIG_TWL4030_LED
+
+/*
+ * Board NAND Info.
+ */
+#define CONFIG_SYS_NAND_QUIET_TEST
+#define CONFIG_NAND_OMAP_GPMC
+#define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
+							/* to access nand */
+#define CONFIG_SYS_NAND_BASE		NAND_BASE	/* physical address */
+							/* to access nand at */
+							/* CS0 */
+#define GPMC_NAND_ECC_LP_x16_LAYOUT
+
+#define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND */
+							/* devices */
+/* Environment information */
+#define CONFIG_BOOTDELAY		3
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"loadaddr=0x82000000\0" \
+	"console=ttyO2,115200n8\0" \
+	"mpurate=600\0" \
+	"dvi_mode=omapfb.mode=dvi:1280x720-24@60\0" \
+	"tv_mode=omapfb.mode=tv:ntsc\0" \
+	"video_mode=omapdss.def_disp=lcd vram=6M omapfb.vram=0:2M,1:2M,2:2M\0" \
+	"lcd_mode=omapfb.mode=lcd:800x480@60 \0" \
+	"extra_options= \0" \
+	"mem_size=mem=128M \0" \
+	"mmcdev=0\0" \
+	"mmcroot=/dev/mmcblk0p2 rw\0" \
+	"mmcrootfstype=ext3 rootwait\0" \
+	"nandroot=ubi0:rootfs ubi.mtd=4\0" \
+	"nandrootfstype=ubifs\0" \
+	"mmcargs=setenv bootargs console=${console} " \
+		"${mem_size} " \
+		"mpurate=${mpurate} " \
+		"${video_mode} " \
+		"root=${mmcroot} " \
+		"rootfstype=${mmcrootfstype} " \
+		"${extra_options}\0" \
+	"nandargs=setenv bootargs console=${console} " \
+		"${mem_size} " \
+		"mpurate=${mpurate} " \
+		"${video_mode} " \
+		"${network_setting} " \
+		"root=${nandroot} " \
+		"rootfstype=${nandrootfstype} "\
+		"${extra_options}\0" \
+	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
+	"bootscript=echo Running bootscript from mmc ...; " \
+		"source ${loadaddr}\0" \
+	"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
+	"mmcboot=echo Booting from mmc ...; " \
+		"run mmcargs; " \
+		"bootm ${loadaddr}\0" \
+	"nandboot=echo Booting from nand ...; " \
+		"run nandargs; " \
+		"nand read ${loadaddr} 280000 400000; " \
+		"bootm ${loadaddr}\0" \
+
+#define CONFIG_BOOTCOMMAND \
+	"if mmc rescan ${mmcdev}; then " \
+		"if run loadbootscript; then " \
+			"run bootscript; " \
+		"else " \
+			"if run loaduimage; then " \
+				"run mmcboot; " \
+			"else run nandboot; " \
+			"fi; " \
+		"fi; " \
+	"else run nandboot; fi"
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_SYS_LONGHELP		/* undef to save memory */
+#define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
+#define CONFIG_SYS_PROMPT		"TAO-3530 # "
+#define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size */
+
+/* turn on command-line edit/hist/auto */
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_COMMAND_HISTORY
+#define CONFIG_AUTO_COMPLETE
+
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
+					sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS		16	/* max number of command args */
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
+
+#define CONFIG_SYS_ALT_MEMTEST		1
+#define CONFIG_SYS_MEMTEST_START	(0x82000000)		/* memtest */
+								/* defaults */
+#define CONFIG_SYS_MEMTEST_END		(0x83FFFFFF)		/* 64MB */
+#define CONFIG_SYS_MEMTEST_SCRATCH	(0x81000000)	/* dummy address */
+
+#define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0)	/* default */
+							/* load address */
+#define CONFIG_SYS_TEXT_BASE		0x80008000
+
+/*
+ * OMAP3 has 12 GP timers, they can be driven by the system clock
+ * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
+ * This rate is divided by a local divisor.
+ */
+#define CONFIG_SYS_TIMERBASE		(OMAP34XX_GPT2)
+#define CONFIG_SYS_PTV			2       /* Divisor: 2^(PTV+1) => 8 */
+
+/*
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE	(128 << 10)	/* regular stack 128 KiB */
+
+/*
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
+#define PHYS_SDRAM_1		OMAP34XX_SDRC_CS0
+#define PHYS_SDRAM_1_SIZE	(32 << 20)	/* at least 32 MiB */
+#define PHYS_SDRAM_2		OMAP34XX_SDRC_CS1
+
+/*
+ * FLASH and environment organization
+ */
+
+/* **** PISMO SUPPORT *** */
+
+/* Configure the PISMO */
+#define PISMO1_NAND_SIZE		GPMC_SIZE_128M
+#define PISMO1_ONEN_SIZE		GPMC_SIZE_128M
+
+#define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
+#define CONFIG_SYS_FLASH_BASE		PISMO1_NAND_BASE
+
+/* Monitor at start of flash */
+#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_ONENAND_BASE		ONENAND_MAP
+
+#define CONFIG_ENV_IS_IN_NAND		1
+#define ONENAND_ENV_OFFSET		0x260000 /* environment starts here */
+#define SMNAND_ENV_OFFSET		0x260000 /* environment starts here */
+
+#define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)
+#define CONFIG_ENV_OFFSET		SMNAND_ENV_OFFSET
+#define CONFIG_ENV_ADDR			CONFIG_ENV_OFFSET
+
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
+#define CONFIG_SYS_INIT_RAM_ADDR	0x4020f800
+#define CONFIG_SYS_INIT_RAM_SIZE	0x800
+#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
+					 CONFIG_SYS_INIT_RAM_SIZE - \
+					 GENERATED_GBL_DATA_SIZE)
+
+#define CONFIG_OMAP3_SPI
+
+/*
+ * USB
+ *
+ * Currently only EHCI is enabled, the MUSB OTG controller
+ * is not enabled.
+ */
+
+/* USB EHCI */
+#define CONFIG_CMD_USB
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_OMAP
+#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO	162
+
+#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
+#define CONFIG_USB_HOST_ETHER
+#define CONFIG_USB_ETHER_SMSC95XX
+
+#define CONFIG_USB_ETHER
+#define CONFIG_USB_ETHER_RNDIS
+#define CONFIG_USB_STORAGE
+#define CONGIG_CMD_STORAGE
+
+#endif /* __CONFIG_H */