arm, da850evm: Add an SPL for SPI boot

Signed-off-by: Christian Riesch <christian.riesch@omicron.at>
Cc: Heiko Schocher <hs@denx.de>
Cc: Sandeep Paulraj <s-paulraj@ti.com>
Cc: Tom Rini <trini@ti.com>
Cc: Sudhakar Rajashekhara <sudhakar.raj@ti.com>

1 files changed, 87 insertions, 0 deletions

diff --git a/include/configs/da850evm.h b/include/configs/da850evm.h
index 2e2aa19a45..b30696af9f 100644
--- a/include/configs/da850evm.h
+++ b/include/configs/da850evm.h
@@ -65,6 +65,75 @@
 #define CONFIG_NR_DRAM_BANKS	1 /* we have 1 bank of DRAM */
 #define CONFIG_STACKSIZE	(256*1024) /* regular stack */
 
+#define CONFIG_SYS_DA850_SYSCFG_SUSPSRC (	\
+	DAVINCI_SYSCFG_SUSPSRC_TIMER0 |		\
+	DAVINCI_SYSCFG_SUSPSRC_SPI1 |		\
+	DAVINCI_SYSCFG_SUSPSRC_UART2 |		\
+	DAVINCI_SYSCFG_SUSPSRC_EMAC |		\
+	DAVINCI_SYSCFG_SUSPSRC_I2C)
+
+/*
+ * PLL configuration
+ */
+#define CONFIG_SYS_DV_CLKMODE          0
+#define CONFIG_SYS_DA850_PLL0_POSTDIV  1
+#define CONFIG_SYS_DA850_PLL0_PLLDIV1  0x8000
+#define CONFIG_SYS_DA850_PLL0_PLLDIV2  0x8001
+#define CONFIG_SYS_DA850_PLL0_PLLDIV3  0x8002
+#define CONFIG_SYS_DA850_PLL0_PLLDIV4  0x8003
+#define CONFIG_SYS_DA850_PLL0_PLLDIV5  0x8002
+#define CONFIG_SYS_DA850_PLL0_PLLDIV6  CONFIG_SYS_DA850_PLL0_PLLDIV1
+#define CONFIG_SYS_DA850_PLL0_PLLDIV7  0x8005
+
+#define CONFIG_SYS_DA850_PLL1_POSTDIV  1
+#define CONFIG_SYS_DA850_PLL1_PLLDIV1  0x8000
+#define CONFIG_SYS_DA850_PLL1_PLLDIV2  0x8001
+#define CONFIG_SYS_DA850_PLL1_PLLDIV3  0x8002
+
+#define CONFIG_SYS_DA850_PLL0_PLLM     24
+#define CONFIG_SYS_DA850_PLL1_PLLM     21
+
+/*
+ * DDR2 memory configuration
+ */
+#define CONFIG_SYS_DA850_DDR2_DDRPHYCR (DV_DDR_PHY_PWRDNEN | \
+					DV_DDR_PHY_EXT_STRBEN | \
+					(0x4 << DV_DDR_PHY_RD_LATENCY_SHIFT))
+
+#define CONFIG_SYS_DA850_DDR2_SDBCR (		\
+	(1 << DV_DDR_SDCR_MSDRAMEN_SHIFT) |	\
+	(1 << DV_DDR_SDCR_DDREN_SHIFT) |	\
+	(1 << DV_DDR_SDCR_SDRAMEN_SHIFT) |	\
+	(1 << DV_DDR_SDCR_BUS_WIDTH_SHIFT) |	\
+	(0x3 << DV_DDR_SDCR_CL_SHIFT) |		\
+	(0x2 << DV_DDR_SDCR_IBANK_SHIFT) |	\
+	(0x2 << DV_DDR_SDCR_PAGESIZE_SHIFT))
+
+/* SDBCR2 is only used if IBANK_POS bit in SDBCR is set */
+#define CONFIG_SYS_DA850_DDR2_SDBCR2 0
+
+#define CONFIG_SYS_DA850_DDR2_SDTIMR (		\
+	(14 << DV_DDR_SDTMR1_RFC_SHIFT) |	\
+	(2 << DV_DDR_SDTMR1_RP_SHIFT) |		\
+	(2 << DV_DDR_SDTMR1_RCD_SHIFT) |	\
+	(1 << DV_DDR_SDTMR1_WR_SHIFT) |		\
+	(5 << DV_DDR_SDTMR1_RAS_SHIFT) |	\
+	(8 << DV_DDR_SDTMR1_RC_SHIFT) |		\
+	(1 << DV_DDR_SDTMR1_RRD_SHIFT) |	\
+	(0 << DV_DDR_SDTMR1_WTR_SHIFT))
+
+#define CONFIG_SYS_DA850_DDR2_SDTIMR2 (		\
+	(7 << DV_DDR_SDTMR2_RASMAX_SHIFT) |	\
+	(0 << DV_DDR_SDTMR2_XP_SHIFT) |		\
+	(0 << DV_DDR_SDTMR2_ODT_SHIFT) |	\
+	(17 << DV_DDR_SDTMR2_XSNR_SHIFT) |	\
+	(199 << DV_DDR_SDTMR2_XSRD_SHIFT) |	\
+	(0 << DV_DDR_SDTMR2_RTP_SHIFT) |	\
+	(0 << DV_DDR_SDTMR2_CKE_SHIFT))
+
+#define CONFIG_SYS_DA850_DDR2_SDRCR    0x00000494
+#define CONFIG_SYS_DA850_DDR2_PBBPR    0x30
+
 /*
  * Serial Driver info
  */
@@ -76,6 +145,7 @@
 #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 }
+#define CONFIG_SYS_DA850_LPSC_UART DAVINCI_LPSC_UART2
 
 #define CONFIG_SPI
 #define CONFIG_SPI_FLASH
@@ -242,6 +312,23 @@
 #undef CONFIG_CMD_ENV
 #endif
 
+/* defines for SPL */
+#define CONFIG_SPL
+#define CONFIG_SPL_SPI_SUPPORT
+#define CONFIG_SPL_SPI_FLASH_SUPPORT
+#define CONFIG_SPL_SPI_LOAD
+#define CONFIG_SPL_SPI_BUS 0
+#define CONFIG_SPL_SPI_CS 0
+#define CONFIG_SPL_SERIAL_SUPPORT
+#define CONFIG_SPL_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
+#define CONFIG_SPL_LDSCRIPT	"$(BOARDDIR)/u-boot-spl.lds"
+#define CONFIG_SPL_STACK	0x8001ff00
+#define CONFIG_SPL_TEXT_BASE	0x80000000
+#define CONFIG_SPL_MAX_SIZE	32768
+#define CONFIG_SYS_SPI_U_BOOT_OFFS	0x8000
+#define CONFIG_SYS_SPI_U_BOOT_SIZE	0x30000
+
 /* additions for new relocation code, must added to all boards */
 #define CONFIG_SYS_SDRAM_BASE		0xc0000000
 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_SDRAM_BASE + 0x1000 - /* Fix this */ \