Cc: Albin Tonnerre <tonnerreal...@gmail.com>
CC: Gregory Hermant <gregory.herm...@calao-systems.com>
Signed-off-by: Thomas Petazzoni <thomas.petazz...@free-electrons.com>
---
board/calao/tny_a9260/tny_a9260.c | 55 ++++++++++++------------
boards.cfg | 4 ++
include/configs/tny_a9260.h | 85 ++++++++++++++++++-------------------
3 files changed, 73 insertions(+), 71 deletions(-)
diff --git a/board/calao/tny_a9260/tny_a9260.c
b/board/calao/tny_a9260/tny_a9260.c
index d51ca15..ab51a33 100644
--- a/board/calao/tny_a9260/tny_a9260.c
+++ b/board/calao/tny_a9260/tny_a9260.c
@@ -26,14 +26,12 @@
*/
#include <common.h>
-#include <asm/arch/at91sam9260.h>
#include <asm/arch/at91sam9_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>
DECLARE_GLOBAL_DATA_PTR;
@@ -45,33 +43,36 @@ DECLARE_GLOBAL_DATA_PTR;
static void tny_a9260_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);
+ /* Assign CS3 to NAND/SmartMedia Interface */
+ 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);
@@ -91,9 +92,9 @@ int board_init(void)
gd->bd->bi_arch_number = MACH_TYPE_TNY_A9G20;
#endif
/* 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();
tny_a9260_nand_hw_init();
at91_spi0_hw_init(1 << 5);
return 0;
@@ -101,10 +102,8 @@ 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;
}
diff --git a/boards.cfg b/boards.cfg
index 38ccb8c..8d4f9e0 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -98,6 +98,10 @@ 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
+tny_a9g20_nandflash arm arm926ejs tny_a9260 calao
at91 tny_a9260:AT91SAM9G20,SYS_USE_NANDFLASH
+tny_a9g20_eeprom arm arm926ejs tny_a9260 calao
at91 tny_a9260:AT91SAM9G20,SYS_USE_EEPROM
+tny_a9260_nandflash arm arm926ejs tny_a9260 calao
at91 tny_a9260:AT91SAM9260,SYS_USE_NANDFLASH
+tny_a9260_eeprom arm arm926ejs tny_a9260 calao
at91 tny_a9260:AT91SAM9260,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/tny_a9260.h b/include/configs/tny_a9260.h
index 7b18022..986aeba 100644
--- a/include/configs/tny_a9260.h
+++ b/include/configs/tny_a9260.h
@@ -30,19 +30,11 @@
#ifndef __CONFIG_H
#define __CONFIG_H
-#define CONFIG_AT91_LEGACY
-
-#if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9260_EEPROM)
-#define CONFIG_TNY_A9260
-#elif defined(CONFIG_TNY_A9G20_NANDFLASH) || defined(CONFIG_TNY_A9G20_EEPROM)
-#define CONFIG_TNY_A9G20
-#endif
-
-#ifdef CONFIG_TNY_A9260
-#define CONFIG_AT91SAM9260
-#else
-#define CONFIG_AT91SAM9G20
-#endif
+/*
+ * SoC must be defined first, before hardware.h is included.
+ * In this case SoC is defined in boards.cfg.
+ */
+#include <asm/hardware.h>
#if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9G20_NANDFLASH)
#define CONFIG_ENV_IS_IN_NAND
@@ -50,29 +42,36 @@
#define CONFIG_ENV_IS_IN_EEPROM
#endif
+/* Define actual evaluation board type from used processor type */
+#ifdef CONFIG_AT91SAM9G20
+# define CONFIG_TNY_A9G20
+#else
+# define CONFIG_TNY_A9260
+#endif
+
/* ARM asynchronous clock */
+#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */
-#define CONFIG_SYS_HZ 1000
+#define CONFIG_SYS_HZ 1000
-#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
#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
-#define CONFIG_ATMEL_USART 1
-#undef CONFIG_USART0
-#undef CONFIG_USART1
-#undef CONFIG_USART2
-#define CONFIG_USART3 1 /* USART 3 is DBGU */
+#define CONFIG_ATMEL_LEGACY
+#define CONFIG_AT91_GPIO
+
+#define CONFIG_ATMEL_USART
+#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
@@ -86,13 +85,16 @@
#undef CONFIG_CMD_IMLS
#undef CONFIG_CMD_LOADS
#undef CONFIG_CMD_NET
+#undef CONFIG_CMD_NFS
#undef CONFIG_CMD_SOURCE
#undef 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
@@ -109,8 +111,8 @@
#define CONFIG_CMD_NAND
#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_BASE ATMEL_BASE_CS3
+#define CONFIG_SYS_NAND_DBW_8
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
@@ -119,27 +121,27 @@
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
/* NOR flash - no real flash on this board */
-#define CONFIG_SYS_NO_FLASH 1
+#define CONFIG_SYS_NO_FLASH
-#define CONFIG_DOS_PARTITION 1
-#define CONFIG_CMD_FAT 1
+#define CONFIG_DOS_PARTITION
+#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*/
#ifdef CONFIG_ENV_IS_IN_EEPROM
#define CONFIG_ENV_OFFSET 0x20
-#define CONFIG_ENV_SIZE 0x1000
+#define CONFIG_ENV_SIZE 0x1000
#endif
/* Env, bootstrap and u-boot in NAND */
#ifdef CONFIG_ENV_IS_IN_NAND
-#define CONFIG_ENV_OFFSET 0x60000
-#define CONFIG_ENV_OFFSET_REDUND 0x80000
-#define CONFIG_ENV_SIZE 0x20000
+#define CONFIG_ENV_OFFSET 0x60000
+#define CONFIG_ENV_OFFSET_REDUND 0x80000
+#define CONFIG_ENV_SIZE 0x20000
#endif
#define CONFIG_BOOTCOMMAND "nboot 0x21000000 0 400000"
@@ -149,15 +151,12 @@
"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
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT)
+ 16)
-#define CONFIG_SYS_LONGHELP 1
-#define CONFIG_CMDLINE_EDITING 1
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_CMDLINE_EDITING
/*
* Size of malloc() pool
--
1.7.4.1
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