da850: Add support for da850

Signed-off-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>

2 files changed, 261 insertions, 1 deletions

diff --git a/include/asm-arm/arch-davinci/hardware.h b/include/asm-arm/arch-davinci/hardware.h
index b3dd51a11de..7b5f0940e2e 100644
--- a/include/asm-arm/arch-davinci/hardware.h
+++ b/include/asm-arm/arch-davinci/hardware.h
@@ -134,7 +134,7 @@ typedef volatile unsigned int *	dv_reg_p;
 #define DAVINCI_PSC1_BASE			0x01e27000
 #define DAVINCI_SPI0_BASE			0x01c41000
 #define DAVINCI_USB_OTG_BASE			0x01e00000
-#define DAVINCI_SPI1_BASE			0x01e12000
+#define DAVINCI_SPI1_BASE			(cpu_is_da830() ? 0x01e12000 : 0x01f0e000)
 #define DAVINCI_GPIO_BASE			0x01e26000
 #define DAVINCI_EMAC_CNTRL_REGS_BASE		0x01e23000
 #define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE	0x01e22000
@@ -151,6 +151,7 @@ typedef volatile unsigned int *	dv_reg_p;
 #define DAVINCI_INTC_BASE			0xfffee000
 #define DAVINCI_BOOTCFG_BASE			0x01c14000
 #define JTAG_ID_REG				(DAVINCI_BOOTCFG_BASE + 0x18)
+#define CFGCHIP3				(DAVINCI_BOOTCFG_BASE + 0x188)
 
 #endif /* CONFIG_SOC_DA8XX */
 
@@ -365,6 +366,15 @@ struct davinci_pllc_regs {
 #define davinci_pllc_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL0_BASE)
 #define DAVINCI_PLLC_DIV_MASK	0x1f
 
+#define ASYNC3			get_async3_src()
+#define EMIFB			get_emifb_src()
+#define PLL1_PLLM		((1 << 16) | DAVINCI_PLLM_CLKID)
+#define PLL1_SYSCLK1		((1 << 16) | 0x1)
+#define PLL1_SYSCLK2		((1 << 16) | 0x2)
+
+#define DAVINCI_SPI1_CLKID	(cpu_is_da830() ? 2 : ASYNC3)
+#define DAVINCI_DDR_CLKID	EMIFB
+
 /* Clock IDs */
 enum davinci_clk_ids {
 	DAVINCI_SPI0_CLKID = 2,
@@ -400,6 +410,7 @@ struct davinci_syscfg_regs {
 #define DAVINCI_SYSCFG_SUSPSRC_EMAC		(1 << 5)
 #define DAVINCI_SYSCFG_SUSPSRC_I2C		(1 << 16)
 #define DAVINCI_SYSCFG_SUSPSRC_SPI0		(1 << 21)
+#define DAVINCI_SYSCFG_SUSPSRC_SPI1		(1 << 22)
 #define DAVINCI_SYSCFG_SUSPSRC_UART2		(1 << 20)
 #define DAVINCI_SYSCFG_SUSPSRC_TIMER0		(1 << 27)
 
@@ -458,6 +469,16 @@ static inline int cpu_is_da850(void)
 	return ((part_no == 0xb7d1) ? 1 : 0);
 }
 
+static inline int get_async3_src(void)
+{
+	return ((REG(CFGCHIP3) & 0x10) ? PLL1_SYSCLK2 : 2);
+}
+
+static inline int get_emifb_src(void)
+{
+	return ((REG(CFGCHIP3) & 0x80) ? PLL1_PLLM : PLL1_SYSCLK1);
+}
+
 #endif /* CONFIG_SOC_DA8XX */
 
 #endif /* __ASM_ARCH_HARDWARE_H */
diff --git a/include/configs/da850evm.h b/include/configs/da850evm.h
new file mode 100644
index 00000000000..19ff36cc71b
--- /dev/null
+++ b/include/configs/da850evm.h
@@ -0,0 +1,239 @@
+/*
+ * Copyright (C) 2008 Texas Instruments, Inc <www.ti.com>
+ *
+ * Based on davinci_dvevm.h. Original Copyrights follow:
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * 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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * Board
+ */
+#define	CONFIG_USE_SPIFLASH
+#undef	CONFIG_USE_NAND
+
+/*
+ * SoC Configuration
+ */
+#define CONFIG_MACH_DAVINCI_DA850_EVM
+#define CONFIG_ARM926EJS		/* arm926ejs CPU core */
+#define CONFIG_SOC_DA8XX		/* TI DA8xx SoC */
+#define CONFIG_SYS_CLK_FREQ		clk_get(DAVINCI_ARM_CLKID)
+#define CONFIG_SYS_OSCIN_FREQ		24000000
+#define CONFIG_SYS_TIMERBASE		DAVINCI_TIMER0_BASE
+#define CONFIG_SYS_HZ_CLOCK		clk_get(DAVINCI_AUXCLK_CLKID)
+#define CONFIG_SYS_HZ			1000
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SKIP_RELOCATE_UBOOT	/* to a proper address, init done */
+
+/*
+ * Memory Info
+ */
+#define CONFIG_SYS_MALLOC_LEN	(0x10000 + 1*1024*1024) /* malloc() len */
+#define CONFIG_SYS_GBL_DATA_SIZE	128 /* reserved for initial data */
+#define PHYS_SDRAM_1		DAVINCI_DDR_EMIF_DATA_BASE /* DDR Start */
+#define PHYS_SDRAM_1_SIZE	(64 << 20) /* SDRAM size 64MB */
+#define CONFIG_SYS_MEMTEST_START	PHYS_SDRAM_1 /* memtest start addr */
+#define CONFIG_SYS_MEMTEST_END 	(PHYS_SDRAM_1 + 16*1024*1024) /* 16MB test */
+#define CONFIG_NR_DRAM_BANKS	1 /* we have 1 bank of DRAM */
+#define CONFIG_STACKSIZE	(256*1024) /* regular stack */
+
+/*
+ * Serial Driver info
+ */
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE	-4	/* NS16550 register size */
+#define CONFIG_SYS_NS16550_COM1	DAVINCI_UART2_BASE /* Base address of UART2 */
+#define CONFIG_SYS_NS16550_CLK	clk_get(DAVINCI_UART2_CLKID)
+#define CONFIG_CONS_INDEX	1		/* use UART0 for console */
+#define CONFIG_BAUDRATE		115200		/* Default baud rate */
+#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * I2C Configuration
+ */
+#define CONFIG_HARD_I2C
+#define CONFIG_DRIVER_DAVINCI_I2C
+#define CONFIG_SYS_I2C_SPEED		25000 /* 100Kbps won't work, H/W bug */
+#define CONFIG_SYS_I2C_SLAVE		10 /* Bogus, master-only in U-Boot */
+
+/*
+ * I2C EEPROM definitions for catalyst 24W256 EEPROM chip
+ */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
+#define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	6
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	20
+
+/*
+ * Network & Ethernet Configuration
+ */
+#define	CONFIG_DRIVER_TI_EMAC
+#ifdef CONFIG_DRIVER_TI_EMAC
+#define CONFIG_MII
+#undef CONFIG_DRIVER_TI_EMAC_USE_RMII
+#define CONFIG_BOOTP_DEFAULT
+#define CONFIG_BOOTP_DNS
+#define CONFIG_BOOTP_DNS2
+#define CONFIG_BOOTP_SEND_HOSTNAME
+#define CONFIG_NET_RETRY_COUNT	10
+#define CONFIG_NET_MULTI
+#endif
+
+/*
+ * Flash & Environment
+ */
+#ifdef CONFIG_USE_NAND
+#undef CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_NAND_DAVINCI
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_ENV_IS_IN_NAND		/* U-Boot env in NAND Flash  */
+#define CONFIG_ENV_OFFSET		0x0 /* Block 0--not used by bootcode */
+#define CONFIG_ENV_SIZE			(128 << 10)
+#define	CONFIG_SYS_NAND_USE_FLASH_BBT
+#define CONFIG_SYS_NAND_4BIT_HW_ECC_OOBFIRST
+#define	CONFIG_SYS_NAND_PAGE_2K
+#define CONFIG_SYS_NAND_CS		3
+#define CONFIG_SYS_NAND_BASE		DAVINCI_ASYNC_EMIF_DATA_CE3_BASE
+#define CONFIG_SYS_CLE_MASK		0x10
+#define CONFIG_SYS_ALE_MASK		0x8
+#undef CONFIG_SYS_NAND_HW_ECC
+#define CONFIG_SYS_MAX_NAND_DEVICE	1 /* Max number of NAND devices */
+#define NAND_MAX_CHIPS			1
+#define DEF_BOOTM			""
+#endif
+
+#ifdef CONFIG_USE_NOR
+#define CONFIG_ENV_IS_IN_FLASH
+#undef CONFIG_SYS_NO_FLASH
+#define CONFIG_SYS_FLASH_CFI_DRIVER
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_SYS_MAX_FLASH_BANKS	1 /* max number of flash banks */
+#define CONFIG_SYS_FLASH_SECT_SZ	(64 << 10) /* 64KB */
+#define CONFIG_ENV_OFFSET		(CONFIG_SYS_FLASH_SECT_SZ*3)
+#define CONFIG_SYS_FLASH_BASE		DAVINCI_ASYNC_EMIF_DATA_CE2_BASE
+#define PHYS_FLASH_SIZE			(32 << 20) /* Flash size 32MB */
+#define CONFIG_SYS_MAX_FLASH_SECT (PHYS_FLASH_SIZE/CONFIG_SYS_FLASH_SECT_SZ)
+#define CONFIG_ENV_SECT_SIZE		CONFIG_SYS_FLASH_SECT_SZ
+#define CONFIG_SYS_FLASH_SPL_ACCESS
+#endif
+
+#ifdef CONFIG_USE_SPIFLASH
+#undef CONFIG_ENV_IS_IN_FLASH
+#undef CONFIG_ENV_IS_IN_NAND
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_SIZE			(64 << 10)
+#define CONFIG_ENV_OFFSET		(256 << 10)
+#define CONFIG_ENV_SECT_SIZE		(64 << 10)	
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_SPI
+#define CONFIG_SPI_FLASH
+#define CONFIG_SPI_FLASH_STMICRO
+#define CONFIG_DAVINCI_SPI
+#define CONFIG_SYS_SPI_BASE		DAVINCI_SPI1_BASE
+#define CONFIG_SYS_SPI_CLK		clk_get(DAVINCI_SPI1_CLKID)
+#define CONFIG_SF_DEFAULT_SPEED		50000000
+#define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
+#endif
+
+
+/*
+ * U-Boot general configuration
+ */
+#undef CONFIG_USE_IRQ			/* No IRQ/FIQ in U-Boot */
+#define CONFIG_MISC_INIT_R
+#undef CONFIG_BOOTDELAY
+#define CONFIG_BOOTFILE		"uImage" /* Boot file name */
+#define CONFIG_SYS_PROMPT	"DA850-evm > " /* Command Prompt */
+#define CONFIG_SYS_CBSIZE	1024 /* Console I/O Buffer Size	*/
+#define CONFIG_SYS_PBSIZE	(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
+#define CONFIG_SYS_MAXARGS	16 /* max number of command args */
+#define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE /* Boot Args Buffer Size */
+#define CONFIG_SYS_LOAD_ADDR	(CONFIG_SYS_MEMTEST_START + 0x700000)
+#define CONFIG_VERSION_VARIABLE
+#define CONFIG_AUTO_COMPLETE	/* Won't work with hush so far, may be later */
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_CRC32_VERIFY
+#define CONFIG_MX_CYCLIC
+
+/*
+ * Linux Information
+ */
+#define LINUX_BOOT_PARAM_ADDR	(CONFIG_SYS_MEMTEST_START + 0x100)
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_BOOTARGS		"mem=32M console=ttyS2,115200n8 root=/dev/ram0 rw initrd=0xc1180000,4M ip=off"
+#define CONFIG_BOOTCOMMAND	"sf probe 0;sf read 0xc0700000 0x80000 0x200000;sf read 0xc1180000 0x280000 0x300000;bootm 0xc0700000"
+#define CONFIG_BOOTDELAY	3
+
+/*
+ * U-Boot commands
+ */
+#include <config_cmd_default.h>
+#define CONFIG_CMD_ENV
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_SAVES
+#define CONFIG_CMD_MEMORY
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#undef CONFIG_CMD_EEPROM
+
+#ifndef CONFIG_DRIVER_TI_EMAC
+#undef CONFIG_CMD_NET
+#undef CONFIG_CMD_DHCP
+#undef CONFIG_CMD_MII
+#undef CONFIG_CMD_PING
+#endif
+
+#ifdef CONFIG_USE_NAND
+#undef CONFIG_CMD_FLASH
+#undef CONFIG_CMD_IMLS
+#define CONFIG_CMD_NAND
+#endif
+
+#ifdef CONFIG_USE_SPIFLASH
+#undef CONFIG_CMD_IMLS
+#undef CONFIG_CMD_FLASH
+#define CONFIG_CMD_SPI
+#define CONFIG_CMD_SF
+#define CONFIG_CMD_SAVEENV
+#endif
+
+#if !defined(CONFIG_USE_NAND) && \
+	!defined(CONFIG_USE_NOR) && \
+	!defined(CONFIG_USE_SPIFLASH)
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_ENV_SIZE		(16 << 10)
+#undef CONFIG_CMD_IMLS
+#undef CONFIG_CMD_FLASH
+#undef CONFIG_CMD_ENV
+#endif
+
+#endif /* __CONFIG_H */