[U-Boot] [PATCH] at91: Support for the at91sam9g20 : Atmel 400Mhz ARM 926ej-s SOC.
AT91sam9g20 is an evolution of the at91sam9260 with a faster clock speed.
The AT91SAM9G20-EK board is an updated revision of the AT91SAM9260-EK board. It is essentially the same, with a few minor differences.
Here is the chip page on Atmel website: http://www.atmel.com/dyn/products/product_card.asp?part_id=4337
Signed-off-by: Justin Waters justin.waters@timesys.com Signed-off-by: Nicolas Ferre nicolas.ferre@atmel.com --- MAKEALL | 1 + Makefile | 14 ++++++++++++-- board/atmel/at91sam9260ek/at91sam9260ek.c | 5 +++++ cpu/arm926ejs/at91/usb.c | 4 ++-- doc/README.at91 | 2 +- drivers/net/macb.c | 4 ++-- include/asm-arm/arch-at91/hardware.h | 2 +- include/configs/at91sam9260ek.h | 23 ++++++++++++++++++----- 8 files changed, 42 insertions(+), 13 deletions(-)
diff --git a/MAKEALL b/MAKEALL index 25d0647..7ce4b70 100755 --- a/MAKEALL +++ b/MAKEALL @@ -569,6 +569,7 @@ LIST_at91=" \ at91rm9200dk \ at91rm9200ek \ at91sam9260ek \ + at91sam9g20ek \ at91sam9261ek \ at91sam9263ek \ at91sam9rlek \ diff --git a/Makefile b/Makefile index c24115d..45cb8b6 100644 --- a/Makefile +++ b/Makefile @@ -2648,8 +2648,18 @@ at91cap9adk_config : unconfig at91sam9260ek_nandflash_config \ at91sam9260ek_dataflash_cs0_config \ at91sam9260ek_dataflash_cs1_config \ -at91sam9260ek_config : unconfig - @mkdir -p $(obj)include +at91sam9260ek_config \ +at91sam9g20ek_nandflash_config \ +at91sam9g20ek_dataflash_cs0_config \ +at91sam9g20ek_dataflash_cs1_config \ +at91sam9g20ek_config : unconfig + @mkdir -p $(obj)include + @if [ "$(findstring 9g20,$@)" ] ; then \ + echo "#define CONFIG_AT91SAM9G20EK 1" >>$(obj)include/config.h ; \ + $(XECHO) "... 9G20 Variant" ; \ + else \ + echo "#define CONFIG_AT91SAM9260EK 1" >>$(obj)include/config.h ; \ + fi; @if [ "$(findstring _nandflash,$@)" ] ; then \ echo "#define CONFIG_SYS_USE_NANDFLASH 1" >>$(obj)include/config.h ; \ $(XECHO) "... with environment variable in NAND FLASH" ; \ diff --git a/board/atmel/at91sam9260ek/at91sam9260ek.c b/board/atmel/at91sam9260ek/at91sam9260ek.c index ef99b8b..58599fa 100644 --- a/board/atmel/at91sam9260ek/at91sam9260ek.c +++ b/board/atmel/at91sam9260ek/at91sam9260ek.c @@ -212,8 +212,13 @@ int board_init(void) /* Enable Ctrlc */ console_init_f();
+#ifdef CONFIG_AT91SAM9G20EK + /* arch number of AT91SAM9260EK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9G20EK; +#else /* arch number of AT91SAM9260EK-Board */ gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9260EK; +#endif /* adress of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
diff --git a/cpu/arm926ejs/at91/usb.c b/cpu/arm926ejs/at91/usb.c index a15ab16..7c44ad0 100644 --- a/cpu/arm926ejs/at91/usb.c +++ b/cpu/arm926ejs/at91/usb.c @@ -33,7 +33,7 @@ int usb_cpu_init(void) {
#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) + defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) /* Enable PLLB */ at91_sys_write(AT91_CKGR_PLLBR, CONFIG_SYS_AT91_PLLB); while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB) @@ -62,7 +62,7 @@ int usb_cpu_stop(void) #endif
#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) + defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) /* Disable PLLB */ at91_sys_write(AT91_CKGR_PLLBR, 0); while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != 0) diff --git a/doc/README.at91 b/doc/README.at91 index c666d82..f1ea8f3 100644 --- a/doc/README.at91 +++ b/doc/README.at91 @@ -4,7 +4,7 @@ http://atmel.com/dyn/products/tools.asp?family_id=605#1443
I. Board mapping & boot media ------------------------------------------------------------------------------ -AT91SAM9260EK & AT91SAM9XEEK +AT91SAM9260EK, AT91SAM9G20EK & AT91SAM9XEEK ------------------------------------------------------------------------------
Memory map diff --git a/drivers/net/macb.c b/drivers/net/macb.c index af0409b..6de0a04 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -447,14 +447,14 @@ static int macb_init(struct eth_device *netdev, bd_t *bd) /* choose RMII or MII mode. This depends on the board */ #ifdef CONFIG_RMII #if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) + defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) macb_writel(macb, USRIO, MACB_BIT(RMII) | MACB_BIT(CLKEN)); #else macb_writel(macb, USRIO, 0); #endif #else #if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) + defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) macb_writel(macb, USRIO, MACB_BIT(CLKEN)); #else macb_writel(macb, USRIO, MACB_BIT(MII)); diff --git a/include/asm-arm/arch-at91/hardware.h b/include/asm-arm/arch-at91/hardware.h index b881e4e..4f0e1a7 100644 --- a/include/asm-arm/arch-at91/hardware.h +++ b/include/asm-arm/arch-at91/hardware.h @@ -18,7 +18,7 @@
#if defined(CONFIG_AT91RM9200) #include <asm/arch/at91rm9200.h> -#elif defined(CONFIG_AT91SAM9260) +#elif defined(CONFIG_AT91SAM9260) || defined(CONFIG_AT91SAM9G20) #include <asm/arch/at91sam9260.h> #define AT91_BASE_SPI AT91SAM9260_BASE_SPI0 #define AT91_ID_UHP AT91SAM9260_ID_UHP diff --git a/include/configs/at91sam9260ek.h b/include/configs/at91sam9260ek.h index 7ab08a1..e5ceb01 100644 --- a/include/configs/at91sam9260ek.h +++ b/include/configs/at91sam9260ek.h @@ -3,7 +3,7 @@ * Stelian Pop stelian.pop@leadtechdesign.com * Lead Tech Design <www.leadtechdesign.com> * - * Configuation settings for the AT91SAM9260EK board. + * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards. * * See file CREDITS for list of people who contributed to this * project. @@ -28,18 +28,26 @@ #define __CONFIG_H
/* ARM asynchronous clock */ -#define AT91_CPU_NAME "AT91SAM9260" #define AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */ -#define AT91_MASTER_CLOCK 100000000 /* peripheral */ -#define AT91_CPU_CLOCK 200000000 /* cpu */ #define CONFIG_SYS_AT91_PLLB 0x107c3e18 /* PLLB settings for USB */ #define CONFIG_SYS_HZ 1000000 /* 1us resolution */
#define AT91_SLOW_CLOCK 32768 /* slow clock */
#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ + +#ifdef CONFIG_AT91SAM9G20EK +#define AT91_CPU_NAME "AT91SAM9G20" +#define AT91_MASTER_CLOCK 132000000 /* peripheral */ +#define AT91_CPU_CLOCK 396000000 /* cpu */ +#define CONFIG_AT91SAM9G20 1 /* It's an Atmel AT91SAM9G20 SoC*/ +#else +#define AT91_CPU_NAME "AT91SAM9260" +#define AT91_MASTER_CLOCK 100000000 /* peripheral */ +#define AT91_CPU_CLOCK 200000000 /* cpu */ #define CONFIG_AT91SAM9260 1 /* It's an Atmel AT91SAM9260 SoC*/ -#define CONFIG_AT91SAM9260EK 1 /* on an AT91SAM9260EK Board */ +#endif + #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ @@ -96,7 +104,12 @@ #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */ #define AT91_SPI_CLK 15000000 + +#ifdef CONFIG_AT91SAM9G20EK +#define DATAFLASH_TCSS (0x22 << 16) +#else #define DATAFLASH_TCSS (0x1a << 16) +#endif #define DATAFLASH_TCHS (0x1 << 24)
/* NAND flash */
Nicolas,
Nicolas Ferre wrote:
AT91sam9g20 is an evolution of the at91sam9260 with a faster clock speed.
The AT91SAM9G20-EK board is an updated revision of the AT91SAM9260-EK board. It is essentially the same, with a few minor differences.
Here is the chip page on Atmel website: http://www.atmel.com/dyn/products/product_card.asp?part_id=4337
Signed-off-by: Justin Waters justin.waters@timesys.com Signed-off-by: Nicolas Ferre nicolas.ferre@atmel.com
<snip>
diff --git a/drivers/net/macb.c b/drivers/net/macb.c index af0409b..6de0a04 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -447,14 +447,14 @@ static int macb_init(struct eth_device *netdev, bd_t *bd) /* choose RMII or MII mode. This depends on the board */ #ifdef CONFIG_RMII #if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \
- defined(CONFIG_AT91SAM9263)
- defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) macb_writel(macb, USRIO, MACB_BIT(RMII) | MACB_BIT(CLKEN));
#else macb_writel(macb, USRIO, 0); #endif #else #if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \
- defined(CONFIG_AT91SAM9263)
- defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) macb_writel(macb, USRIO, MACB_BIT(CLKEN));
#else macb_writel(macb, USRIO, MACB_BIT(MII));
Please see my previous feedback on this.
regards, Ben
From: Nicolas Ferre nicolas.ferre@atmel.com
AT91sam9g20 is an evolution of the at91sam9260 with a faster clock speed.
The AT91SAM9G20-EK board is an updated revision of the AT91SAM9260-EK board. It is essentially the same, with a few minor differences.
Here is the chip page on Atmel website: http://www.atmel.com/dyn/products/product_card.asp?part_id=4337
Signed-off-by: Justin Waters justin.waters@timesys.com Signed-off-by: Nicolas Ferre nicolas.ferre@atmel.com Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD plagnioj@jcrosoft.com --- Merged with common initialisation to cpu patch series
Best Regards, J. MAKEALL | 1 + Makefile | 12 +++++++++++- board/atmel/at91sam9260ek/at91sam9260ek.c | 5 +++++ cpu/arm926ejs/at91/Makefile | 5 +++++ cpu/arm926ejs/at91/usb.c | 4 ++-- doc/README.at91 | 2 +- drivers/net/macb.c | 4 ++-- include/asm-arm/arch-at91/hardware.h | 2 +- include/configs/at91sam9260ek.h | 23 ++++++++++++++++++----- 9 files changed, 46 insertions(+), 12 deletions(-)
diff --git a/MAKEALL b/MAKEALL index 32d95db..9741272 100755 --- a/MAKEALL +++ b/MAKEALL @@ -572,6 +572,7 @@ LIST_at91=" \ at91sam9260ek \ at91sam9261ek \ at91sam9263ek \ + at91sam9g20ek \ at91sam9rlek \ cmc_pu2 \ csb637 \ diff --git a/Makefile b/Makefile index 1d67eaf..1cce381 100644 --- a/Makefile +++ b/Makefile @@ -2653,8 +2653,18 @@ at91cap9adk_config : unconfig at91sam9260ek_nandflash_config \ at91sam9260ek_dataflash_cs0_config \ at91sam9260ek_dataflash_cs1_config \ -at91sam9260ek_config : unconfig - @mkdir -p $(obj)include +at91sam9260ek_config \ +at91sam9g20ek_nandflash_config \ +at91sam9g20ek_dataflash_cs0_config \ +at91sam9g20ek_dataflash_cs1_config \ +at91sam9g20ek_config : unconfig + @mkdir -p $(obj)include + @if [ "$(findstring 9g20,$@)" ] ; then \ + echo "#define CONFIG_AT91SAM9G20EK 1" >>$(obj)include/config.h ; \ + $(XECHO) "... 9G20 Variant" ; \ + else \ + echo "#define CONFIG_AT91SAM9260EK 1" >>$(obj)include/config.h ; \ + fi; @if [ "$(findstring _nandflash,$@)" ] ; then \ echo "#define CONFIG_SYS_USE_NANDFLASH 1" >>$(obj)include/config.h ; \ $(XECHO) "... with environment variable in NAND FLASH" ; \ diff --git a/board/atmel/at91sam9260ek/at91sam9260ek.c b/board/atmel/at91sam9260ek/at91sam9260ek.c index ae00c53..6bd3b44 100644 --- a/board/atmel/at91sam9260ek/at91sam9260ek.c +++ b/board/atmel/at91sam9260ek/at91sam9260ek.c @@ -141,8 +141,13 @@ int board_init(void) /* Enable Ctrlc */ console_init_f();
+#ifdef CONFIG_AT91SAM9G20EK + /* arch number of AT91SAM9260EK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9G20EK; +#else /* arch number of AT91SAM9260EK-Board */ gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9260EK; +#endif /* adress of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
diff --git a/cpu/arm926ejs/at91/Makefile b/cpu/arm926ejs/at91/Makefile index db79c40..f9e739c 100644 --- a/cpu/arm926ejs/at91/Makefile +++ b/cpu/arm926ejs/at91/Makefile @@ -35,6 +35,11 @@ COBJS-$(CONFIG_MACB) += at91sam9260_macb.o COBJS-y += at91sam9260_serial.o COBJS-$(CONFIG_HAS_DATAFLASH) += at91sam9260_spi.o endif +ifdef CONFIG_AT91SAM9G20 +COBJS-$(CONFIG_MACB) += at91sam9260_macb.o +COBJS-y += at91sam9260_serial.o +COBJS-$(CONFIG_HAS_DATAFLASH) += at91sam9260_spi.o +endif ifdef CONFIG_AT91SAM9261 COBJS-y += at91sam9261_serial.o COBJS-$(CONFIG_HAS_DATAFLASH) += at91sam9261_spi.o diff --git a/cpu/arm926ejs/at91/usb.c b/cpu/arm926ejs/at91/usb.c index a15ab16..7c44ad0 100644 --- a/cpu/arm926ejs/at91/usb.c +++ b/cpu/arm926ejs/at91/usb.c @@ -33,7 +33,7 @@ int usb_cpu_init(void) {
#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) + defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) /* Enable PLLB */ at91_sys_write(AT91_CKGR_PLLBR, CONFIG_SYS_AT91_PLLB); while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != AT91_PMC_LOCKB) @@ -62,7 +62,7 @@ int usb_cpu_stop(void) #endif
#if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) + defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) /* Disable PLLB */ at91_sys_write(AT91_CKGR_PLLBR, 0); while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != 0) diff --git a/doc/README.at91 b/doc/README.at91 index 4e3928a..e460e66 100644 --- a/doc/README.at91 +++ b/doc/README.at91 @@ -3,7 +3,7 @@ Atmel AT91 Evaluation kits http://atmel.com/dyn/products/tools.asp?family_id=605#1443
------------------------------------------------------------------------------ -AT91SAM9260EK & AT91SAM9XEEK +AT91SAM9260EK, AT91SAM9G20EK & AT91SAM9XEEK ------------------------------------------------------------------------------
Memory map diff --git a/drivers/net/macb.c b/drivers/net/macb.c index af0409b..6de0a04 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -447,14 +447,14 @@ static int macb_init(struct eth_device *netdev, bd_t *bd) /* choose RMII or MII mode. This depends on the board */ #ifdef CONFIG_RMII #if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) + defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) macb_writel(macb, USRIO, MACB_BIT(RMII) | MACB_BIT(CLKEN)); #else macb_writel(macb, USRIO, 0); #endif #else #if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \ - defined(CONFIG_AT91SAM9263) + defined(CONFIG_AT91SAM9263) || defined(CONFIG_AT91SAM9G20) macb_writel(macb, USRIO, MACB_BIT(CLKEN)); #else macb_writel(macb, USRIO, MACB_BIT(MII)); diff --git a/include/asm-arm/arch-at91/hardware.h b/include/asm-arm/arch-at91/hardware.h index b881e4e..4f0e1a7 100644 --- a/include/asm-arm/arch-at91/hardware.h +++ b/include/asm-arm/arch-at91/hardware.h @@ -18,7 +18,7 @@
#if defined(CONFIG_AT91RM9200) #include <asm/arch/at91rm9200.h> -#elif defined(CONFIG_AT91SAM9260) +#elif defined(CONFIG_AT91SAM9260) || defined(CONFIG_AT91SAM9G20) #include <asm/arch/at91sam9260.h> #define AT91_BASE_SPI AT91SAM9260_BASE_SPI0 #define AT91_ID_UHP AT91SAM9260_ID_UHP diff --git a/include/configs/at91sam9260ek.h b/include/configs/at91sam9260ek.h index 2661563..1fae3a3 100644 --- a/include/configs/at91sam9260ek.h +++ b/include/configs/at91sam9260ek.h @@ -3,7 +3,7 @@ * Stelian Pop stelian.pop@leadtechdesign.com * Lead Tech Design <www.leadtechdesign.com> * - * Configuation settings for the AT91SAM9260EK board. + * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards. * * See file CREDITS for list of people who contributed to this * project. @@ -28,18 +28,26 @@ #define __CONFIG_H
/* ARM asynchronous clock */ -#define AT91_CPU_NAME "AT91SAM9260" #define AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */ -#define AT91_MASTER_CLOCK 100000000 /* peripheral */ -#define AT91_CPU_CLOCK 200000000 /* cpu */ #define CONFIG_SYS_AT91_PLLB 0x107c3e18 /* PLLB settings for USB */ #define CONFIG_SYS_HZ 1000000 /* 1us resolution */
#define AT91_SLOW_CLOCK 32768 /* slow clock */
#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ + +#ifdef CONFIG_AT91SAM9G20EK +#define AT91_CPU_NAME "AT91SAM9G20" +#define AT91_MASTER_CLOCK 132000000 /* peripheral */ +#define AT91_CPU_CLOCK 396000000 /* cpu */ +#define CONFIG_AT91SAM9G20 1 /* It's an Atmel AT91SAM9G20 SoC*/ +#else +#define AT91_CPU_NAME "AT91SAM9260" +#define AT91_MASTER_CLOCK 100000000 /* peripheral */ +#define AT91_CPU_CLOCK 200000000 /* cpu */ #define CONFIG_AT91SAM9260 1 /* It's an Atmel AT91SAM9260 SoC*/ -#define CONFIG_AT91SAM9260EK 1 /* on an AT91SAM9260EK Board */ +#endif + #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ @@ -101,7 +109,12 @@ #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */ #define AT91_SPI_CLK 15000000 + +#ifdef CONFIG_AT91SAM9G20EK +#define DATAFLASH_TCSS (0x22 << 16) +#else #define DATAFLASH_TCSS (0x1a << 16) +#endif #define DATAFLASH_TCHS (0x1 << 24)
/* NAND flash */
participants (3)
-
Ben Warren -
Jean-Christophe PLAGNIOL-VILLARD -
Nicolas Ferre