board: Add Toby-Churchill SL50 board support.

Add support for Lightwriter SL50 series board, a small, robust and portable
Voice Output Communication Aids (VOCA) designed to meet the particular and
changing needs of people with speech loss resulting from a wide range of
acquired, progressive and congenital conditions.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>

1 files changed, 138 insertions, 0 deletions

diff --git a/include/configs/am335x_sl50.h b/include/configs/am335x_sl50.h
new file mode 100644
index 0000000000..f655e69f90
--- /dev/null
+++ b/include/configs/am335x_sl50.h
@@ -0,0 +1,138 @@
+/*
+ * am335x_sl50.h
+ *
+ * Copyright (C) 2015 Toby Churchill Ltd - http://www.toby-churchill.com/
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_AM335X_EVM_H
+#define __CONFIG_AM335X_EVM_H
+
+#include <configs/ti_am335x_common.h>
+#undef CONFIG_BOOTDELAY
+
+#ifndef CONFIG_SPL_BUILD
+#ifndef CONFIG_FIT
+# define CONFIG_FIT
+#endif
+# define CONFIG_TIMESTAMP
+# define CONFIG_LZO
+#endif
+
+#define CONFIG_SYS_BOOTM_LEN		(16 << 20)
+
+/*#define CONFIG_MACH_TYPE		3589	 Until the next sync */
+#define CONFIG_BOARD_LATE_INIT
+
+/* Clock Defines */
+#define V_OSCK				24000000  /* Clock output from T2 */
+#define V_SCLK				(V_OSCK)
+
+/* Always 128 KiB env size */
+#define CONFIG_ENV_SIZE			(128 << 10)
+
+/* Enhance our eMMC support / experience. */
+#define CONFIG_CMD_GPT
+#define CONFIG_EFI_PARTITION
+
+#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+
+#ifndef CONFIG_SPL_BUILD
+
+#include <config_distro_defaults.h>
+
+#define MEM_LAYOUT_ENV_SETTINGS \
+	"scriptaddr=0x80000000\0" \
+	"pxefile_addr_r=0x80100000\0" \
+	"kernel_addr_r=0x82000000\0" \
+	"fdt_addr_r=0x88000000\0" \
+	"ramdisk_addr_r=0x88080000\0" \
+
+#define BOOT_TARGET_DEVICES(func) \
+	func(MMC, mmc, 0) \
+	func(MMC, mmc, 1)
+
+#define AM335XX_BOARD_FDTFILE \
+	"fdtfile=am335x-sl50.dtb\0" \
+
+#include <config_distro_bootcmd.h>
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	AM335XX_BOARD_FDTFILE \
+	MEM_LAYOUT_ENV_SETTINGS \
+	BOOTENV
+
+#endif
+
+/* NS16550 Configuration */
+#define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */
+#define CONFIG_SYS_NS16550_COM2		0x48022000	/* UART1 */
+#define CONFIG_SYS_NS16550_COM3		0x48024000	/* UART2 */
+#define CONFIG_SYS_NS16550_COM4		0x481a6000	/* UART3 */
+#define CONFIG_SYS_NS16550_COM5		0x481a8000	/* UART4 */
+#define CONFIG_SYS_NS16550_COM6		0x481aa000	/* UART5 */
+#define CONFIG_BAUDRATE			115200
+
+#define CONFIG_CMD_EEPROM
+#define CONFIG_ENV_EEPROM_IS_ON_I2C
+#define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* Main EEPROM */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
+#define CONFIG_SYS_I2C_MULTI_EEPROMS
+
+/* PMIC support */
+#define CONFIG_POWER_TPS65217
+#define CONFIG_POWER_TPS65910
+
+/* SPL */
+#define CONFIG_SPL_POWER_SUPPORT
+#define CONFIG_SPL_YMODEM_SUPPORT
+
+/* Bootcount using the RTC block */
+#define CONFIG_BOOTCOUNT_LIMIT
+#define CONFIG_BOOTCOUNT_AM33XX
+#define CONFIG_SYS_BOOTCOUNT_BE
+
+#define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
+
+#ifndef CONFIG_SPL_USBETH_SUPPORT
+/* To support eMMC booting */
+#define CONFIG_STORAGE_EMMC
+#define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
+#endif
+
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
+/* Remove other SPL modes. */
+#undef CONFIG_SPL_YMODEM_SUPPORT
+#undef CONFIG_SPL_NAND_SUPPORT
+#undef CONFIG_SPL_MMC_SUPPORT
+#define CONFIG_ENV_IS_NOWHERE
+#undef CONFIG_ENV_IS_IN_NAND
+/* disable host part of MUSB in SPL */
+#undef CONFIG_MUSB_HOST
+/* disable EFI partitions and partition UUID support */
+#undef CONFIG_PARTITION_UUIDS
+#undef CONFIG_EFI_PARTITION
+/* General network SPL  */
+#define CONFIG_SPL_NET_SUPPORT
+#define CONFIG_SPL_ENV_SUPPORT
+#define CONFIG_SPL_NET_VCI_STRING	"AM335x U-Boot SPL"
+#endif
+
+#if defined(CONFIG_EMMC_BOOT)
+#undef CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_SPL_ENV_SUPPORT
+#define CONFIG_SYS_MMC_ENV_DEV		1
+#define CONFIG_SYS_MMC_ENV_PART		2
+#define CONFIG_ENV_OFFSET		0x0
+#define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
+#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
+#endif
+
+/* Network. */
+#define CONFIG_PHY_GIGE
+#define CONFIG_PHYLIB
+#define CONFIG_PHY_SMSC
+
+#endif	/* ! __CONFIG_AM335X_SL50_H */