ARM: atmel: at91sam9x5ek: enable spl support
Enable SPL support for at91sam9x5ek board. Now, it supports
boot up from NAND flash and SPI flash.
Signed-off-by: Bo Shen <voice.shen@atmel.com>
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 25da926..bdf87f9 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -83,6 +83,7 @@
config TARGET_AT91SAM9X5EK
bool "Atmel AT91SAM9X5-EK board"
select CPU_ARM926EJS
+ select SUPPORT_SPL
config TARGET_SAMA5D3_XPLAINED
bool "SAMA5D3 Xplained board"
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index e596ba6..ba83616 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -2,6 +2,7 @@
ifneq ($(CONFIG_SPL_BUILD),)
obj-$(CONFIG_AT91SAM9G20) += sdram.o spl_at91.o
obj-$(CONFIG_AT91SAM9M10G45) += mpddrc.o spl_at91.o
+obj-$(CONFIG_AT91SAM9X5) += mpddrc.o spl_at91.o
obj-$(CONFIG_SAMA5D3) += mpddrc.o spl_atmel.o
obj-$(CONFIG_SAMA5D4) += mpddrc.o spl_atmel.o
obj-y += spl.o
diff --git a/arch/arm/mach-at91/include/mach/at91_pmc.h b/arch/arm/mach-at91/include/mach/at91_pmc.h
index 65691ab..c903260 100644
--- a/arch/arm/mach-at91/include/mach/at91_pmc.h
+++ b/arch/arm/mach-at91/include/mach/at91_pmc.h
@@ -97,7 +97,8 @@
#define AT91_PMC_MCKR_CSS_PLLB 0x00000003
#define AT91_PMC_MCKR_CSS_MASK 0x00000003
-#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4)
+#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4) || \
+ defined(CONFIG_AT91SAM9X5)
#define AT91_PMC_MCKR_PRES_1 0x00000000
#define AT91_PMC_MCKR_PRES_2 0x00000010
#define AT91_PMC_MCKR_PRES_4 0x00000020
@@ -126,7 +127,8 @@
#else
#define AT91_PMC_MCKR_MDIV_1 0x00000000
#define AT91_PMC_MCKR_MDIV_2 0x00000100
-#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4)
+#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4) || \
+ defined(CONFIG_AT91SAM9X5)
#define AT91_PMC_MCKR_MDIV_3 0x00000300
#endif
#define AT91_PMC_MCKR_MDIV_4 0x00000200
diff --git a/arch/arm/mach-at91/include/mach/at91sam9x5.h b/arch/arm/mach-at91/include/mach/at91sam9x5.h
index 7e7b531..8100ebe 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9x5.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9x5.h
@@ -124,6 +124,16 @@
#define ATMEL_BASE_EHCI 0x00700000 /* USB Host controller (EHCI) */
#endif
+/*
+ * External memory
+ */
+#define ATMEL_BASE_CS0 0x10000000
+#define ATMEL_BASE_CS1 0x20000000
+#define ATMEL_BASE_CS2 0x30000000
+#define ATMEL_BASE_CS3 0x40000000
+#define ATMEL_BASE_CS4 0x50000000
+#define ATMEL_BASE_CS5 0x60000000
+
/* 9x5 series chip id definitions */
#define ARCH_ID_AT91SAM9X5 0x819a05a0
#define ARCH_ID_VERSION_MASK 0x1f
diff --git a/arch/arm/mach-at91/mpddrc.c b/arch/arm/mach-at91/mpddrc.c
index beec13d..24d5fcd 100644
--- a/arch/arm/mach-at91/mpddrc.c
+++ b/arch/arm/mach-at91/mpddrc.c
@@ -19,7 +19,8 @@
static int ddr2_decodtype_is_seq(u32 cr)
{
-#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4)
+#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4) || \
+ defined(CONFIG_AT91SAM9X5)
if (cr & ATMEL_MPDDRC_CR_DECOD_INTERLEAVED)
return 0;
#endif
diff --git a/arch/arm/mach-at91/spl.c b/arch/arm/mach-at91/spl.c
index aaa5eec..27a405a 100644
--- a/arch/arm/mach-at91/spl.c
+++ b/arch/arm/mach-at91/spl.c
@@ -29,7 +29,7 @@
return BOOT_DEVICE_MMC1;
#elif CONFIG_SYS_USE_NANDFLASH
return BOOT_DEVICE_NAND;
-#elif CONFIG_SYS_USE_SERIALFLASH
+#elif CONFIG_SYS_USE_SERIALFLASH || CONFIG_SYS_USE_SPIFLASH
return BOOT_DEVICE_SPI;
#endif
return BOOT_DEVICE_NONE;
diff --git a/arch/arm/mach-at91/spl_at91.c b/arch/arm/mach-at91/spl_at91.c
index af6fc0d..e28e568 100644
--- a/arch/arm/mach-at91/spl_at91.c
+++ b/arch/arm/mach-at91/spl_at91.c
@@ -115,9 +115,14 @@
timer_init();
/* enable clocks for all PIOs */
+#ifdef CONFIG_AT91SAM9X5
+ at91_periph_clk_enable(ATMEL_ID_PIOAB);
+ at91_periph_clk_enable(ATMEL_ID_PIOCD);
+#else
at91_periph_clk_enable(ATMEL_ID_PIOA);
at91_periph_clk_enable(ATMEL_ID_PIOB);
at91_periph_clk_enable(ATMEL_ID_PIOC);
+#endif
/* init console */
at91_seriald_hw_init();
preloader_console_init();