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diff -raNu a/board/atmel/at91sam9x5ek/at91sam9x5ek.c b/board/atmel/at91sam9x5ek/at91sam9x5ek.c
--- a/board/atmel/at91sam9x5ek/at91sam9x5ek.c 2016-09-19 17:45:12.000000000 +0300
+++ b/board/atmel/at91sam9x5ek/at91sam9x5ek.c 2021-01-12 17:40:47.185029658 +0200
@@ -44,7 +44,8 @@
csa = readl(&matrix->ebicsa);
csa |= AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA;
/* NAND flash on D16 */
- csa |= AT91_MATRIX_NFD0_ON_D16;
+ /* MTR: nand flash is set up by bootstrap, so leave it alone here */
+ /* csa |= AT91_MATRIX_NFD0_ON_D16; */
/* Configure IO drive */
csa &= ~AT91_MATRIX_EBI_EBI_IOSR_NORMAL;
@@ -256,6 +257,9 @@
int board_init(void)
{
+ /* Set Status LED High */
+ /* at91_set_gpio_output(BOOT_STATUS_LED, 0); */
+
/* arch number of AT91SAM9X5EK-Board */
gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9X5EK;
@@ -362,4 +366,61 @@
/* DDRAM2 Controller initialize */
ddr2_init(ATMEL_BASE_DDRSDRC, ATMEL_BASE_CS1, &ddr2);
}
+
#endif
+
+/* on-board EEPROM */
+struct mts_id_eeprom_layout {
+ char vendor_id[32];
+ char product_id[32];
+ char device_id[32];
+ char hw_version[32];
+ uint8_t mac_addr[6];
+ char imei[32];
+ uint8_t capa[32];
+ uint8_t mac_bluetooth[6];
+ uint8_t mac_wifi[6];
+ uint8_t reserved[302];
+};
+
+int board_get_enetaddr(uchar *enetaddr)
+{
+ struct mts_id_eeprom_layout eeprom_buffer = {0};
+
+ if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, &eeprom_buffer, sizeof(eeprom_buffer))) {
+ printf("EEPROM: read error\n");
+ return 0;
+ }
+
+ if (eeprom_buffer.vendor_id[0] == 0x00 || eeprom_buffer.vendor_id[0] == 0xFF) {
+ printf("EEPROM: uninitialized\n");
+ return 0;
+ }
+
+ printf("vendor-id: %s\n", eeprom_buffer.vendor_id);
+ printf("product-id: %s\n", eeprom_buffer.product_id);
+ printf("device-id: %s\n", eeprom_buffer.device_id);
+ printf("hw-version: %s\n", eeprom_buffer.hw_version);
+ printf("mac-addr: %02x:%02x:%02x:%02x:%02x:%02x\n", eeprom_buffer.mac_addr[0],
+ eeprom_buffer.mac_addr[1],
+ eeprom_buffer.mac_addr[2],
+ eeprom_buffer.mac_addr[3],
+ eeprom_buffer.mac_addr[4],
+ eeprom_buffer.mac_addr[5]);
+
+ memcpy(enetaddr, eeprom_buffer.mac_addr, 6);
+
+ return 1;
+}
+
+int misc_init_r(void)
+{
+ uchar enetaddr[6];
+
+ /* set MAC address from EEPROM if read successful */
+ if (board_get_enetaddr(enetaddr)) {
+ eth_setenv_enetaddr("ethaddr", enetaddr);
+ }
+
+ return 0;
+}
diff -raNu a/configs/at91sam9x5ek_nandflash_defconfig b/configs/at91sam9x5ek_nandflash_defconfig
--- a/configs/at91sam9x5ek_nandflash_defconfig 2021-01-09 18:01:02.000000000 +0200
+++ b/configs/at91sam9x5ek_nandflash_defconfig 2021-01-09 18:24:57.023488603 +0200
@@ -30,7 +30,6 @@
CONFIG_CMD_NAND=y
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_MII=y
-CONFIG_CMD_I2C=y
# The config option CONFIG_SILENT_CONSOLE can be used to quiet messages
# on the console. If the option has been enabled, the output can be
diff -raNu a/include/configs/at91sam9x5ek.h b/include/configs/at91sam9x5ek.h
--- a/include/configs/at91sam9x5ek.h 2016-09-19 17:45:12.000000000 +0300
+++ b/include/configs/at91sam9x5ek.h 2021-01-09 18:38:28.231749990 +0200
@@ -9,8 +9,10 @@
#ifndef __CONFIG_H__
#define __CONFIG_H__
+#include <linux/kconfig.h>
#include <asm/hardware.h>
+#define USE_MTR
#define CONFIG_SYS_TEXT_BASE 0x26f00000
/* ARM asynchronous clock */
@@ -26,6 +28,8 @@
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_MISC_INIT_R /* enable platform-dependent misc_init_r() */
+
/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
#define CONFIG_AT91_GPIO
@@ -36,6 +40,8 @@
#define CONFIG_USART_ID ATMEL_ID_SYS
/* LCD */
+/* MTR has no LCD */
+#if !defined(MTR)
#define CONFIG_LCD
#define LCD_BPP LCD_COLOR16
#define LCD_OUTPUT_BPP 24
@@ -46,7 +52,13 @@
#define CONFIG_ATMEL_HLCD
#define CONFIG_ATMEL_LCD_RGB565
#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#endif /* !defined(MTR) */
+
+/* check for keypress even if bootdelay is 0 */
+#define CONFIG_ZERO_BOOTDELAY_CHECK
+/*STATUS LED*/
+#define BOOT_STATUS_LED AT91_PIN_PC21
/*
* BOOTP options
@@ -59,10 +71,7 @@
/* no NOR flash */
#define CONFIG_SYS_NO_FLASH
-/*
- * Command line configuration.
- */
-#define CONFIG_CMD_NAND
+#define CONFIG_SYS_I2C
/*
* define CONFIG_USB_EHCI to enable USB Hi-Speed (aka 2.0)
@@ -94,13 +103,30 @@
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
-#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
+/* MTR nand ready is PC31 */
+#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC31
/* PMECC & PMERRLOC */
#define CONFIG_ATMEL_NAND_HWECC 1
#define CONFIG_ATMEL_NAND_HW_PMECC 1
-#define CONFIG_PMECC_CAP 2
+
+/* MTR: 4-bit PMECC */
+#define CONFIG_PMECC_CAP 4
#define CONFIG_PMECC_SECTOR_SIZE 512
+/*
+ * CONFIG_PMECC_INDEX_TABLE_OFFSET has been replaced by:
+ * ATMEL_PMECC_INDEX_OFFSET_512 and
+ * ATMEL_PMECC_INDEX_OFFSET_1024
+ *
+ * Which as used depends on:
+ * host->pmecc_sector_size == 512
+ *
+ * 2012.10:
+ * #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
+ * 2016.03 (at91sam9x5.h):
+ * 182:#define ATMEL_PMECC_INDEX_OFFSET_512 0x8000
+ */
+
#define CONFIG_CMD_NAND_TRIMFFS
@@ -147,6 +173,23 @@
#endif
#endif
+#define CONFIG_SYS_I2C_SOFT
+#define CONFIG_SOFT_I2C
+#define CONFIG_SOFT_I2C_GPIO_SCL AT91_PIN_PA31
+#define CONFIG_SOFT_I2C_GPIO_SDA AT91_PIN_PA30
+#define CONFIG_SYS_I2C_SOFT_SPEED 50000
+#define CONFIG_SYS_I2C_SPEED CONFIG_SYS_I2C_SOFT_SPEED
+/* Values from previous levels of Conduit U-Boot */
+#define CONFIG_SYS_I2C_SLAVE 0xfe
+#define I2C_RXTX_LEN 128
+
+/* I2C eeprom support */
+#define CONFIG_CMD_EEPROM
+#define CONFIG_SYS_I2C_EEPROM_ADDR 0x56 /* at24c04 */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address<---><------>*/
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
+
+
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
@@ -156,11 +199,11 @@
/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET 0xc0000
-#define CONFIG_ENV_OFFSET_REDUND 0x100000
+#define CONFIG_ENV_OFFSET_REDUND 0x160000
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
-#define CONFIG_BOOTCOMMAND "nand read " \
- "0x22000000 0x200000 0x300000; " \
- "bootm 0x22000000"
+/* MTR: read from env variables for boot */
+#define CONFIG_BOOTCOMMAND "nboot.jffs2 ${loadaddr} 0 ${kernel_addr}; bootm ${loadaddr}"
+
#elif defined(CONFIG_SYS_USE_SPIFLASH)
/* bootstrap + u-boot + env + linux in spi flash */
#define CONFIG_ENV_IS_IN_SPI_FLASH
@@ -197,6 +240,9 @@
"8M(bootstrap/uboot/kernel)ro,-(rootfs) " \
"root=/dev/mmcblk0p2 " \
"rw rootfstype=ext4 rootwait"
+#elif defined(USE_MTR)
+/* MTR uses jffs2 */
+#define CONFIG_BOOTARGS "mem=128M console=ttyS0,115200 root=/dev/mtdblock8 ro rootfstype=jffs2"
#else
#define CONFIG_BOOTARGS \
"console=ttyS0,115200 earlyprintk " \
@@ -274,4 +320,21 @@
#endif
+/* MTR defaults */
+#define CONFIG_ENV_OVERWRITE 1 /* Allow Overwrite of serial# & ethaddr */
+#define CONFIG_ETHADDR 00:08:00:87:00:02
+#define CONFIG_IPADDR 192.168.2.1
+#define CONFIG_NETMASK 255.255.255.0
+#define CONFIG_SERVERIP 192.168.2.2
+#define CONFIG_HOSTNAME AT91SAM9G25
+#define CONFIG_LOADADDR 0x22000000
+
+/* MTR - enable watchdog */
+#define CONFIG_AT91SAM9_WATCHDOG 1
+#define CONFIG_HW_WATCHDOG 1
+#define CONFIG_AT91_HW_WDT_TIMEOUT 16
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "kernel_addr=0x200000\0" \
+ ""
+
#endif
|
