arm: ep9315: Return back Cirrus Logic EDB9315A board support

This patch returns back support for old ep93xx processors family

Signed-off-by: Sergey Kostanbaev <sergey.kostanbaev@gmail.com>
Cc: albert.u.boot@aribaud.net
diff --git a/include/configs/edb93xx.h b/include/configs/edb93xx.h
new file mode 100644
index 0000000..37bdcc0
--- /dev/null
+++ b/include/configs/edb93xx.h
@@ -0,0 +1,292 @@
+/*
+ * U-boot - Configuration file for Cirrus Logic EDB93xx boards
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#ifdef CONFIG_MK_edb9301
+#define CONFIG_EDB9301
+#elif defined(CONFIG_MK_edb9302)
+#define CONFIG_EDB9302
+#elif defined(CONFIG_MK_edb9302a)
+#define CONFIG_EDB9302A
+#elif defined(CONFIG_MK_edb9307)
+#define CONFIG_EDB9307
+#elif defined(CONFIG_MK_edb9307a)
+#define CONFIG_EDB9307A
+#elif defined(CONFIG_MK_edb9312)
+#define CONFIG_EDB9312
+#elif defined(CONFIG_MK_edb9315)
+#define CONFIG_EDB9315
+#elif defined(CONFIG_MK_edb9315a)
+#define CONFIG_EDB9315A
+#else
+#error "no board defined"
+#endif
+
+/* Initial environment and monitor configuration options. */
+#define CONFIG_BOOTDELAY		2
+#define CONFIG_CMDLINE_TAG		1
+#define CONFIG_INITRD_TAG		1
+#define CONFIG_SETUP_MEMORY_TAGS	1
+#define CONFIG_BOOTARGS		"root=/dev/nfs console=ttyAM0,115200 ip=dhcp"
+#define CONFIG_BOOTFILE		"edb93xx.img"
+
+#define CONFIG_SYS_HUSH_PARSER		1
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
+
+
+#define CONFIG_SYS_LDSCRIPT	"board/cirrus/edb93xx/u-boot.lds"
+
+
+#ifdef CONFIG_EDB9301
+#define CONFIG_EP9301
+#define CONFIG_MACH_TYPE		MACH_TYPE_EDB9301
+#define CONFIG_SYS_PROMPT		"EDB9301> "
+#define CONFIG_ENV_SECT_SIZE		0x00020000
+#elif defined(CONFIG_EDB9302)
+#define CONFIG_EP9302
+#define CONFIG_MACH_TYPE		MACH_TYPE_EDB9302
+#define CONFIG_SYS_PROMPT		"EDB9302> "
+#define CONFIG_ENV_SECT_SIZE		0x00020000
+#elif defined(CONFIG_EDB9302A)
+#define CONFIG_EP9302
+#define CONFIG_MACH_TYPE		MACH_TYPE_EDB9302A
+#define CONFIG_SYS_PROMPT		"EDB9302A> "
+#define CONFIG_ENV_SECT_SIZE		0x00020000
+#elif defined(CONFIG_EDB9307)
+#define CONFIG_EP9307
+#define CONFIG_MACH_TYPE		MACH_TYPE_EDB9307
+#define CONFIG_SYS_PROMPT		"EDB9307> "
+#define CONFIG_ENV_SECT_SIZE		0x00040000
+#elif defined(CONFIG_EDB9307A)
+#define CONFIG_EP9307
+#define CONFIG_MACH_TYPE		MACH_TYPE_EDB9307A
+#define CONFIG_SYS_PROMPT		"EDB9307A> "
+#define CONFIG_ENV_SECT_SIZE		0x00020000
+#elif defined(CONFIG_EDB9312)
+#define CONFIG_EP9312
+#define CONFIG_MACH_TYPE		MACH_TYPE_EDB9312
+#define CONFIG_SYS_PROMPT		"EDB9312> "
+#define CONFIG_ENV_SECT_SIZE		0x00040000
+#elif defined(CONFIG_EDB9315)
+#define CONFIG_EP9315
+#define CONFIG_MACH_TYPE		MACH_TYPE_EDB9315
+#define CONFIG_SYS_PROMPT		"EDB9315> "
+#define CONFIG_ENV_SECT_SIZE		0x00040000
+#elif defined(CONFIG_EDB9315A)
+#define CONFIG_EP9315
+#define CONFIG_MACH_TYPE		MACH_TYPE_EDB9315A
+#define CONFIG_SYS_PROMPT		"EDB9315A> "
+#define CONFIG_ENV_SECT_SIZE		0x00020000
+#else
+#error "no board defined"
+#endif
+
+/* High-level configuration options */
+#define CONFIG_ARM920T		1		/* This is an ARM920T core... */
+#define CONFIG_EP93XX		1		/* in a Cirrus Logic 93xx SoC */
+
+#define CONFIG_SYS_CLK_FREQ	14745600	/* EP93xx has a 14.7456 clock */
+#define CONFIG_SYS_HZ		1000		/* decr freq: 1 ms ticks */
+#undef CONFIG_USE_IRQ				/* Don't need IRQ/FIQ */
+
+/* Monitor configuration */
+#include <config_cmd_default.h>
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#undef CONFIG_CMD_XIMG
+
+#undef CONFIG_CMD_DATE
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_JFFS2
+
+#define CONFIG_SYS_LONGHELP			/* Enable "long" help in mon */
+#define CONFIG_SYS_CBSIZE		1024	/* Console I/O buffer size */
+/* Print buffer size */
+#define CONFIG_SYS_PBSIZE	(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
+/* Boot argument buffer size */
+#define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_MAXARGS	16		/* Max number of command args */
+
+/* Serial port hardware configuration */
+#define CONFIG_PL010_SERIAL
+#define CONFIG_CONS_INDEX		0
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_SYS_BAUDRATE_TABLE	{9600, 19200, 38400, 57600, \
+                        115200, 230400}
+#define CONFIG_SYS_SERIAL0		0x808C0000
+#define CONFIG_SYS_SERIAL1		0x808D0000
+/*#define CONFIG_PL01x_PORTS	{(void *)CONFIG_SYS_SERIAL0, \
+            (void *)CONFIG_SYS_SERIAL1} */
+
+#define CONFIG_PL01x_PORTS	{(void *)CONFIG_SYS_SERIAL0}
+
+/* Status LED */
+#define CONFIG_STATUS_LED		1 /* Status LED enabled	*/
+#define CONFIG_BOARD_SPECIFIC_LED	1
+#define STATUS_LED_GREEN		0
+#define STATUS_LED_RED			1
+/* Green */
+#define STATUS_LED_BIT			STATUS_LED_GREEN
+#define STATUS_LED_STATE		STATUS_LED_ON
+#define STATUS_LED_PERIOD		(CONFIG_SYS_HZ / 2)
+/* Red */
+#define STATUS_LED_BIT1			STATUS_LED_RED
+#define STATUS_LED_STATE1		STATUS_LED_OFF
+#define STATUS_LED_PERIOD1		(CONFIG_SYS_HZ / 2)
+/* Optional value */
+#define STATUS_LED_BOOT			STATUS_LED_BIT
+
+/* Network hardware configuration */
+#define CONFIG_DRIVER_EP93XX_MAC
+#define CONFIG_MII_SUPPRESS_PREAMBLE
+#define CONFIG_MII
+#define CONFIG_PHY_ADDR		1
+#define CONFIG_NET_MULTI
+#undef CONFIG_NETCONSOLE
+
+/* SDRAM configuration */
+#if defined(CONFIG_EDB9301) || defined(CONFIG_EDB9302) || \
+    defined(CONFIG_EDB9307) || defined CONFIG_EDB9312 || \
+    defined(CONFIG_EDB9315)
+/*
+ * EDB9301/2 has 4 banks of SDRAM consisting of 1x Samsung K4S561632E-TC75
+ * 256 Mbit SDRAM on a 16-bit data bus, for a total of 32MB of SDRAM. We set
+ * the SROMLL bit on the processor, resulting in this non-contiguous memory map.
+ *
+ * The EDB9307, EDB9312, and EDB9315 have 2 banks of SDRAM consisting of
+ * 2x Samsung K4S561632E-TC75 256 Mbit on a 32-bit data bus, for a total of
+ * 64 MB of SDRAM.
+ */
+
+#define CONFIG_EDB93XX_SDCS3
+
+#elif defined(CONFIG_EDB9302A) || \
+    defined(CONFIG_EDB9307A) || defined(CONFIG_EDB9315A)
+/*
+ * EDB9302a has 4 banks of SDRAM consisting of 1x Samsung K4S561632E-TC75
+ * 256 Mbit SDRAM on a 16-bit data bus, for a total of 32MB of SDRAM. We set
+ * the SROMLL bit on the processor, resulting in this non-contiguous memory map.
+ *
+ * The EDB9307A and EDB9315A have 2 banks of SDRAM consisting of 2x Samsung
+ * K4S561632E-TC75 256 Mbit on a 32-bit data bus, for a total of 64 MB of SDRAM.
+ */
+#define CONFIG_EDB93XX_SDCS0
+
+#else
+#error "no SDCS configuration for this board"
+#endif
+
+
+#if defined(CONFIG_EDB93XX_SDCS3)
+#define CONFIG_SYS_LOAD_ADDR	0x01000000	/* Default load address	*/
+#define PHYS_SDRAM_1		0x00000000
+#elif defined(CONFIG_EDB93XX_SDCS0)
+#define CONFIG_SYS_LOAD_ADDR	0xc1000000	/* Default load address	*/
+#define PHYS_SDRAM_1		0xc0000000
+#endif
+
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
+#define CONFIG_NR_DRAM_BANKS		8
+
+#define CONFIG_SYS_INIT_SP_ADDR \
+    (CONFIG_SYS_SDRAM_BASE + 32*1024 - GENERATED_GBL_DATA_SIZE)
+
+
+/* Must match kernel config */
+#define LINUX_BOOT_PARAM_ADDR	(PHYS_SDRAM_1 + 0x100)
+
+/* Run-time memory allocatons */
+#define CONFIG_SYS_GBL_DATA_SIZE	128
+#define CONFIG_STACKSIZE		(128 * 1024)
+
+#if defined(CONFIG_USE_IRQ)
+#define CONFIG_STACKSIZE_IRQ	(4 * 1024)
+#define CONFIG_STACKSIZE_FIQ	(4 * 1024)
+#endif
+
+#define CONFIG_SYS_MALLOC_LEN		(512 * 1024)
+
+/* -----------------------------------------------------------------------------
+ * FLASH and environment organization
+ *
+ * The EDB9301, EDB9302(a), EDB9307a, EDB9315a have 1 bank of flash memory at
+ * 0x60000000 consisting of 1x Intel TE28F128J3C-150 128 Mbit flash on a 16-bit
+ * data bus, for a total of 16 MB of CFI-compatible flash.
+ *
+ * The EDB9307, EDB9312, and EDB9315 have 1 bank of flash memory at
+ * 0x60000000 consisting of 2x Micron MT28F128J3-12 128 Mbit flash on a 32-bit
+ * data bus, for a total of 32 MB of CFI-compatible flash.
+ *
+ *
+ *                            EDB9301/02(a)7a/15a    EDB9307/12/15
+ * 0x60000000 - 0x0003FFFF    u-boot                 u-boot
+ * 0x60040000 - 0x0005FFFF    environment #1         environment #1
+ * 0x60060000 - 0x0007FFFF    environment #2         environment #1 (continued)
+ * 0x60080000 - 0x0009FFFF    unused                 environment #2
+ * 0x600A0000 - 0x000BFFFF    unused                 environment #2 (continued)
+ * 0x600C0000 - 0x00FFFFFF    unused                 unused
+ * 0x61000000 - 0x01FFFFFF    not present            unused
+ */
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
+
+
+#define CONFIG_SYS_FLASH_PROTECTION
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_SYS_MAX_FLASH_BANKS	1
+#define CONFIG_SYS_MAX_FLASH_SECT	(256+8)
+
+#define CONFIG_SYS_TEXT_BASE		0x60000000
+#define PHYS_FLASH_1			CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_FLASH_BASE		CONFIG_SYS_TEXT_BASE
+
+#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_MONITOR_LEN		(256 * 1024)
+
+#define CONFIG_ENV_OVERWRITE		/* Vendor params unprotected */
+#define CONFIG_ENV_IS_IN_FLASH
+
+#define CONFIG_ENV_ADDR			0x60040000
+#define CONFIG_ENV_ADDR_REDUND		(CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
+
+#define CONFIG_ENV_SIZE			CONFIG_ENV_SECT_SIZE
+#define CONFIG_ENV_SIZE_REDUND		CONFIG_ENV_SIZE
+
+/* Define to enable MMC on SPI support */
+/* #define CONFIG_EP93XX_SPI_MMC */
+
+#ifdef CONFIG_EP93XX_SPI_MMC
+#define CONFIG_EP93XX_SPI
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_MMC_SPI
+#define CONFIG_CMD_MMC
+#define CONFIG_MMC_SPI_NPOWER_EGPIO	9
+#endif
+
+#define CONFIG_USB_STORAGE
+#define CONFIG_USB_OHCI_NEW
+#define CONFIG_USB_OHCI_EP93XX
+#define CONFIG_SYS_USB_OHCI_CPU_INIT
+#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	3
+#define CONFIG_SYS_USB_OHCI_SLOT_NAME		"ep93xx-ohci"
+#define CONFIG_SYS_USB_OHCI_REGS_BASE		0x80020000
+
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_EXT4
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_USB
+
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_CMD_BOOTZ
+
+/* Define to disable flash configuration*/
+/* #define CONFIG_EP93XX_NO_FLASH_CFG */
+
+/* Define this for indusrial rated chips */
+/* #define CONFIG_EDB93XX_INDUSTRIAL */
+
+#endif /* !defined (__CONFIG_H) */