Cc: Albin Tonnerre tonnerrealbin@gmail.com CC: Gregory Hermant gregory.hermant@calao-systems.com Signed-off-by: Thomas Petazzoni thomas.petazzoni@free-electrons.com --- Makefile | 7 --- board/calao/sbc35_a9g20/sbc35_a9g20.c | 88 +++++++++++++++++---------------- boards.cfg | 2 + include/configs/sbc35_a9g20.h | 87 +++++++++++++++----------------- 4 files changed, 88 insertions(+), 96 deletions(-)

diff --git a/Makefile b/Makefile index 156b21b..1456735 100644 --- a/Makefile +++ b/Makefile @@ -827,13 +827,6 @@ pm9g45_config : unconfig @mkdir -p $(obj)include @$(MKCONFIG) -a pm9g45 arm arm926ejs pm9g45 ronetix at91

-SBC35_A9G20_NANDFLASH_config \ -SBC35_A9G20_EEPROM_config \ -SBC35_A9G20_config : unconfig - @mkdir -p $(obj)include - @echo "#define CONFIG_$(@:_config=) 1" >$(obj)include/config.h - @$(MKCONFIG) -n $@ -a sbc35_a9g20 arm arm926ejs sbc35_a9g20 calao at91 - TNY_A9G20_NANDFLASH_config \ TNY_A9G20_EEPROM_config \ TNY_A9G20_config \ diff --git a/board/calao/sbc35_a9g20/sbc35_a9g20.c b/board/calao/sbc35_a9g20/sbc35_a9g20.c index 9df45c0..dcdd7da 100644 --- a/board/calao/sbc35_a9g20/sbc35_a9g20.c +++ b/board/calao/sbc35_a9g20/sbc35_a9g20.c @@ -26,15 +26,14 @@ */

#include <common.h> -#include <asm/arch/at91sam9260.h> +#include <asm/io.h> #include <asm/arch/at91sam9260_matrix.h> #include <asm/arch/at91sam9_smc.h> #include <asm/arch/at91_common.h> #include <asm/arch/at91_pmc.h> #include <asm/arch/at91_rstc.h> #include <asm/arch/gpio.h> -#include <asm/arch/io.h> -#include <asm/arch/hardware.h> + #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB) #include <net.h> #endif @@ -50,33 +49,36 @@ DECLARE_GLOBAL_DATA_PTR; #ifdef CONFIG_CMD_NAND static void sbc35_a9g20_nand_hw_init(void) { + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC; + struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; unsigned long csa;

/* Enable CS3 */ - csa = at91_sys_read(AT91_MATRIX_EBICSA); - at91_sys_write(AT91_MATRIX_EBICSA, - csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA); + csa = readl(&matrix->ebicsa); + csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA; + writel(csa, &matrix->ebicsa);

/* Configure SMC CS3 for NAND/SmartMedia */ - at91_sys_write(AT91_SMC_SETUP(3), - AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) | - AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0)); - at91_sys_write(AT91_SMC_PULSE(3), - AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) | - AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); - at91_sys_write(AT91_SMC_CYCLE(3), - AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); - at91_sys_write(AT91_SMC_MODE(3), - AT91_SMC_READMODE | AT91_SMC_WRITEMODE | - AT91_SMC_EXNWMODE_DISABLE | + writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) | + AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0), + &smc->cs[3].setup); + writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) | + AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3), + &smc->cs[3].pulse); + writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5), + &smc->cs[3].cycle); + writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | + AT91_SMC_MODE_EXNW_DISABLE | #ifdef CONFIG_SYS_NAND_DBW_16 - AT91_SMC_DBW_16 | + AT91_SMC_MODE_DBW_16 | #else /* CONFIG_SYS_NAND_DBW_8 */ - AT91_SMC_DBW_8 | + AT91_SMC_MODE_DBW_8 | #endif - AT91_SMC_TDF_(2)); + AT91_SMC_MODE_TDF_CYCLE(2), + &smc->cs[3].mode);

- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOC); + writel(1 << ATMEL_ID_PIOC, &pmc->pcer);

/* Configure RDY/BSY */ at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); @@ -89,10 +91,13 @@ static void sbc35_a9g20_nand_hw_init(void) #ifdef CONFIG_MACB static void sbc35_a9g20_macb_hw_init(void) { - unsigned long rstc; + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + struct at91_port *pioa = (struct at91_port *)ATMEL_BASE_PIOA; + struct at91_rstc *rstc = (struct at91_rstc *)ATMEL_BASE_RSTC; + unsigned long erstl;

- /* Enable clock */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC); + /* Enable EMAC clock */ + writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);

/* * Disable pull-up on: @@ -111,24 +116,23 @@ static void sbc35_a9g20_macb_hw_init(void) pin_to_mask(AT91_PIN_PA25) | pin_to_mask(AT91_PIN_PA26) | pin_to_mask(AT91_PIN_PA28), - pin_to_controller(AT91_PIN_PA0) + PIO_PUDR); + &pioa->pudr);

- rstc = at91_sys_read(AT91_RSTC_MR) & AT91_RSTC_ERSTL; + erstl = readl(&rstc->mr) & AT91_RSTC_MR_ERSTL_MASK;

/* Need to reset PHY -> 500ms reset */ - at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | - (AT91_RSTC_ERSTL & (0x0D << 8)) | - AT91_RSTC_URSTEN); + writel(AT91_RSTC_KEY | AT91_RSTC_MR_ERSTL(13) | + AT91_RSTC_MR_URSTEN, &rstc->mr);

- at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST); + writel(AT91_RSTC_KEY | AT91_RSTC_CR_EXTRST, &rstc->cr);

/* Wait for end hardware reset */ - while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL)); + while (!(readl(&rstc->sr) & AT91_RSTC_SR_NRSTL)) + ;

/* Restore NRST value */ - at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY | - (rstc) | - AT91_RSTC_URSTEN); + writel(AT91_RSTC_KEY | erstl | AT91_RSTC_MR_URSTEN, + &rstc->mr);

/* Re-enable pull-up */ writel(pin_to_mask(AT91_PIN_PA14) | @@ -137,7 +141,7 @@ static void sbc35_a9g20_macb_hw_init(void) pin_to_mask(AT91_PIN_PA25) | pin_to_mask(AT91_PIN_PA26) | pin_to_mask(AT91_PIN_PA28), - pin_to_controller(AT91_PIN_PA0) + PIO_PUER); + &pioa->puer);

at91_macb_hw_init(); } @@ -150,9 +154,9 @@ int board_init(void)

gd->bd->bi_arch_number = MACH_TYPE_SBC35_A9G20; /* adress of boot parameters */ - gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;

- at91_serial_hw_init(); + at91_seriald_hw_init(); sbc35_a9g20_nand_hw_init(); #ifdef CONFIG_ATMEL_SPI at91_spi0_hw_init(1 << 4 | 1 << 5); @@ -166,11 +170,9 @@ int board_init(void)

int dram_init(void) { - gd->bd->bi_dram[0].start = PHYS_SDRAM; - if(get_ram_size((long *) PHYS_SDRAM, PHYS_SDRAM_SIZE) != PHYS_SDRAM_SIZE) - return -1; - - gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE; + gd->ram_size = get_ram_size( + (void*)CONFIG_SYS_SDRAM_BASE, + CONFIG_SYS_SDRAM_SIZE); return 0; }

@@ -184,7 +186,7 @@ int board_eth_init(bd_t *bis) { int rc = 0; #ifdef CONFIG_MACB - rc = macb_eth_initialize(0, (void *)AT91SAM9260_BASE_EMAC, 0x00); + rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC0, 0x00); #endif return rc; } diff --git a/boards.cfg b/boards.cfg index 38ccb8c..bbf5040 100644 --- a/boards.cfg +++ b/boards.cfg @@ -98,6 +98,8 @@ at91sam9xeek_dataflash_cs0 arm arm926ejs at91sam9260ek atmel at91sam9xeek_dataflash_cs1 arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9XE,SYS_USE_DATAFLASH_CS1 snapper9260 arm arm926ejs - bluewater at91 snapper9260:AT91SAM9260 snapper9g20 arm arm926ejs snapper9260 bluewater at91 snapper9260:AT91SAM9G20 +sbc35_a9g20_nandflash arm arm926ejs sbc35_a9g20 calao at91 sbc35_a9g20:AT91SAM9G20,SYS_USE_NANDFLASH +sbc35_a9g20_eeprom arm arm926ejs sbc35_a9g20 calao at91 sbc35_a9g20:AT91SAM9G20,SYS_USE_EEPROM cpu9260 arm arm926ejs cpu9260 eukrea at91 cpu9260:CPU9260 cpu9260_nand arm arm926ejs cpu9260 eukrea at91 cpu9260:CPU9260,NANDBOOT cpu9260_128M arm arm926ejs cpu9260 eukrea at91 cpu9260:CPU9260,CPU9260_128M diff --git a/include/configs/sbc35_a9g20.h b/include/configs/sbc35_a9g20.h index 00f4dc9..967a991 100644 --- a/include/configs/sbc35_a9g20.h +++ b/include/configs/sbc35_a9g20.h @@ -26,54 +26,49 @@ #ifndef __CONFIG_H #define __CONFIG_H

-#define CONFIG_AT91_LEGACY +/* SoC type is defined in boards.cfg */ +#include <asm/hardware.h> +#include <asm/sizes.h>

-#if defined(CONFIG_SBC35_A9G20_NANDFLASH) || defined(CONFIG_SBC35_A9G20_EEPROM) -#define CONFIG_SBC35_A9G20 -#endif - -#define CONFIG_AT91SAM9G20 - -#if defined(CONFIG_SBC35_A9G20_NANDFLASH) +#if defined(CONFIG_SYS_USE_NANDFLASH) #define CONFIG_ENV_IS_IN_NAND #else #define CONFIG_ENV_IS_IN_EEPROM #endif

/* ARM asynchronous clock */ +#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12.000 MHz crystal */ -#define CONFIG_SYS_HZ 1000 - -#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ +#define CONFIG_SYS_HZ 1000

#define CONFIG_ARCH_CPU_INIT #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */

-#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ -#define CONFIG_SETUP_MEMORY_TAGS 1 -#define CONFIG_INITRD_TAG 1 - +#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG #define CONFIG_SKIP_LOWLEVEL_INIT

-/* - * Hardware drivers - */ -#define CONFIG_AT91_GPIO 1 +/* GPIO */ +#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ +#define CONFIG_AT91_GPIO + +/* Serial */ #define CONFIG_ATMEL_USART -#define CONFIG_USART0 -#undef CONFIG_USART1 -#undef CONFIG_USART2 -#undef CONFIG_USART3 +#define CONFIG_USART_BASE ATMEL_BASE_DBGU +#define CONFIG_USART_ID ATMEL_ID_SYS +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }

#define CONFIG_BOOTDELAY 3

/* * BOOTP options */ -#define CONFIG_BOOTP_BOOTFILESIZE 1 -#define CONFIG_BOOTP_BOOTPATH 1 -#define CONFIG_BOOTP_GATEWAY 1 -#define CONFIG_BOOTP_HOSTNAME 1 +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME

/* * Command line configuration. @@ -86,14 +81,16 @@ #undef CONFIG_CMD_LOADS #undef CONFIG_CMD_SOURCE

-#define CONFIG_CMD_PING 1 -#define CONFIG_CMD_DHCP 1 -#define CONFIG_CMD_USB 1 +#define CONFIG_CMD_PING +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_USB

/* SDRAM */ #define CONFIG_NR_DRAM_BANKS 1 -#define PHYS_SDRAM 0x20000000 -#define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */ +#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 +#define CONFIG_SYS_SDRAM_SIZE 0x04000000 /* 64 megs */ +#define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM1 + 0x1000 - \ + GENERATED_GBL_DATA_SIZE)

/* SPI EEPROM */ #define CONFIG_SPI @@ -117,7 +114,7 @@ #define CONFIG_NAND_ATMEL #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 -#define CONFIG_SYS_NAND_DBW_8 1 +#define CONFIG_SYS_NAND_DBW_8 /* our ALE is AD21 */ #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) /* our CLE is AD22 */ @@ -129,27 +126,27 @@ #define CONFIG_SYS_NO_FLASH 1

/* Ethernet */ -#define CONFIG_MACB 1 -#define CONFIG_RMII 1 -#define CONFIG_NET_MULTI 1 +#define CONFIG_MACB +#define CONFIG_RMII +#define CONFIG_NET_MULTI #define CONFIG_NET_RETRY_COUNT 20 -#define CONFIG_RESET_PHY_R 1 -#define CONFIG_MACB_SEARCH_PHY 1 +#define CONFIG_RESET_PHY_R +#define CONFIG_MACB_SEARCH_PHY

/* USB */ #define CONFIG_USB_ATMEL -#define CONFIG_USB_OHCI_NEW 1 -#define CONFIG_DOS_PARTITION 1 -#define CONFIG_SYS_USB_OHCI_CPU_INIT 1 +#define CONFIG_USB_OHCI_NEW +#define CONFIG_DOS_PARTITION +#define CONFIG_SYS_USB_OHCI_CPU_INIT #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */ #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 -#define CONFIG_USB_STORAGE 1 -#define CONFIG_CMD_FAT 1 +#define CONFIG_USB_STORAGE +#define CONFIG_CMD_FAT

#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */

-#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM +#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE #define CONFIG_SYS_MEMTEST_END 0x23e00000

/* Env in EEPROM, bootstrap + u-boot in NAND*/ @@ -172,8 +169,6 @@ "120M(rootfs),-(other) " \ "rw rootfstype=jffs2"

-#define CONFIG_BAUDRATE 115200 -#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }

#define CONFIG_SYS_PROMPT "U-Boot> " #define CONFIG_SYS_CBSIZE 256