board: at91sam9263ek: Use SPI-flash-based AT45xxx DataFlash

To support driver model and device tree, use the SPI-flash-based
AT45xxx DataFlash driver, DataFlash is a kind of SPI flash.
Instead of ATMEL_DATAFLASH_SPI DataFlash older driver that will
be removed in the future.

Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/arm/dts/at91sam9263.dtsi b/arch/arm/dts/at91sam9263.dtsi
index e899fd3..0b594be 100644 (file)
--- a/arch/arm/dts/at91sam9263.dtsi
+++ b/arch/arm/dts/at91sam9263.dtsi
@@ -32,6 +32,7 @@
                ssc0 = &ssc0;
                ssc1 = &ssc1;
                pwm0 = &pwm0;
+               spi0 = &spi0;
        };
 
        cpus {

diff --git a/arch/arm/dts/at91sam9263ek.dts b/arch/arm/dts/at91sam9263ek.dts
index 8cd7fad..35799b8 100644 (file)
--- a/arch/arm/dts/at91sam9263ek.dts
+++ b/arch/arm/dts/at91sam9263ek.dts
@@ -87,7 +87,7 @@
                                cs-gpios = <&pioA 5 0>, <0>, <0>, <0>;
                                mtd_dataflash@0 {
                                        compatible = "atmel,at45", "atmel,dataflash";
-                                       spi-max-frequency = <50000000>;
+                                       spi-max-frequency = <15000000>;
                                        reg = <0>;
                                };
                        };

diff --git a/board/atmel/at91sam9263ek/at91sam9263ek.c b/board/atmel/at91sam9263ek/at91sam9263ek.c
index 9fa6893..bb06e56 100644 (file)
--- a/board/atmel/at91sam9263ek/at91sam9263ek.c
+++ b/board/atmel/at91sam9263ek/at91sam9263ek.c
@@ -205,10 +205,6 @@ int board_init(void)
 #ifdef CONFIG_CMD_NAND
        at91sam9263ek_nand_hw_init();
 #endif
-#ifdef CONFIG_HAS_DATAFLASH
-       at91_set_pio_output(AT91_PIO_PORTE, 20, 1);     /* select spi0 clock */
-       at91_spi0_hw_init(1 << 0);
-#endif
 #ifdef CONFIG_USB_OHCI_NEW
        at91_uhp_hw_init();
 #endif

diff --git a/configs/at91sam9263ek_dataflash_cs0_defconfig b/configs/at91sam9263ek_dataflash_cs0_defconfig
index be7f980..0915795 100644 (file)
--- a/configs/at91sam9263ek_dataflash_cs0_defconfig
+++ b/configs/at91sam9263ek_dataflash_cs0_defconfig
@@ -5,7 +5,7 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000
 CONFIG_DEFAULT_DEVICE_TREE="at91sam9263ek"
 CONFIG_DEBUG_UART=y
 CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9263,SYS_USE_DATAFLASH"
-CONFIG_ENV_IS_IN_DATAFLASH=y
+CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_BOOTDELAY=3
 # CONFIG_CONSOLE_MUX is not set
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
@@ -19,6 +19,7 @@ CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
 CONFIG_CMD_NAND=y
+CONFIG_CMD_SF=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_SOURCE is not set
@@ -34,6 +35,10 @@ CONFIG_DM_GPIO=y
 CONFIG_AT91_GPIO=y
 CONFIG_DM_MMC=y
 CONFIG_GENERIC_ATMEL_MCI=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_DATAFLASH=y
 CONFIG_DM_ETH=y
 CONFIG_MACB=y
 CONFIG_PINCTRL=y
@@ -45,6 +50,8 @@ CONFIG_DEBUG_UART_CLOCK=100000000
 CONFIG_DEBUG_UART_BOARD_INIT=y
 CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ATMEL_USART=y
+CONFIG_DM_SPI=y
+CONFIG_ATMEL_SPI=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_STORAGE=y

diff --git a/configs/at91sam9263ek_dataflash_defconfig b/configs/at91sam9263ek_dataflash_defconfig
index be7f980..0915795 100644 (file)
--- a/configs/at91sam9263ek_dataflash_defconfig
+++ b/configs/at91sam9263ek_dataflash_defconfig
@@ -5,7 +5,7 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000
 CONFIG_DEFAULT_DEVICE_TREE="at91sam9263ek"
 CONFIG_DEBUG_UART=y
 CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9263,SYS_USE_DATAFLASH"
-CONFIG_ENV_IS_IN_DATAFLASH=y
+CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_BOOTDELAY=3
 # CONFIG_CONSOLE_MUX is not set
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
@@ -19,6 +19,7 @@ CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
 CONFIG_CMD_NAND=y
+CONFIG_CMD_SF=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_SOURCE is not set
@@ -34,6 +35,10 @@ CONFIG_DM_GPIO=y
 CONFIG_AT91_GPIO=y
 CONFIG_DM_MMC=y
 CONFIG_GENERIC_ATMEL_MCI=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_DATAFLASH=y
 CONFIG_DM_ETH=y
 CONFIG_MACB=y
 CONFIG_PINCTRL=y
@@ -45,6 +50,8 @@ CONFIG_DEBUG_UART_CLOCK=100000000
 CONFIG_DEBUG_UART_BOARD_INIT=y
 CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ATMEL_USART=y
+CONFIG_DM_SPI=y
+CONFIG_ATMEL_SPI=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_STORAGE=y

diff --git a/configs/at91sam9263ek_nandflash_defconfig b/configs/at91sam9263ek_nandflash_defconfig
index d6a14c3..abe14b3 100644 (file)
--- a/configs/at91sam9263ek_nandflash_defconfig
+++ b/configs/at91sam9263ek_nandflash_defconfig
@@ -19,6 +19,7 @@ CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
 CONFIG_CMD_NAND=y
+CONFIG_CMD_SF=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_SOURCE is not set
@@ -34,6 +35,10 @@ CONFIG_DM_GPIO=y
 CONFIG_AT91_GPIO=y
 CONFIG_DM_MMC=y
 CONFIG_GENERIC_ATMEL_MCI=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_DATAFLASH=y
 CONFIG_DM_ETH=y
 CONFIG_MACB=y
 CONFIG_PINCTRL=y
@@ -45,6 +50,8 @@ CONFIG_DEBUG_UART_CLOCK=100000000
 CONFIG_DEBUG_UART_BOARD_INIT=y
 CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ATMEL_USART=y
+CONFIG_DM_SPI=y
+CONFIG_ATMEL_SPI=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_STORAGE=y

diff --git a/configs/at91sam9263ek_norflash_boot_defconfig b/configs/at91sam9263ek_norflash_boot_defconfig
index 6d8a5de..9479601 100644 (file)
--- a/configs/at91sam9263ek_norflash_boot_defconfig
+++ b/configs/at91sam9263ek_norflash_boot_defconfig
@@ -19,6 +19,7 @@ CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
 CONFIG_CMD_NAND=y
+CONFIG_CMD_SF=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_SOURCE is not set
@@ -35,6 +36,10 @@ CONFIG_AT91_GPIO=y
 CONFIG_DM_MMC=y
 CONFIG_GENERIC_ATMEL_MCI=y
 CONFIG_MTD_NOR_FLASH=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_DATAFLASH=y
 CONFIG_DM_ETH=y
 CONFIG_MACB=y
 CONFIG_PINCTRL=y
@@ -46,6 +51,8 @@ CONFIG_DEBUG_UART_CLOCK=100000000
 CONFIG_DEBUG_UART_BOARD_INIT=y
 CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ATMEL_USART=y
+CONFIG_DM_SPI=y
+CONFIG_ATMEL_SPI=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_STORAGE=y

diff --git a/configs/at91sam9263ek_norflash_defconfig b/configs/at91sam9263ek_norflash_defconfig
index 11a9a91..3a94c63 100644 (file)
--- a/configs/at91sam9263ek_norflash_defconfig
+++ b/configs/at91sam9263ek_norflash_defconfig
@@ -19,6 +19,7 @@ CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_MMC=y
 CONFIG_CMD_NAND=y
+CONFIG_CMD_SF=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_SOURCE is not set
@@ -35,6 +36,10 @@ CONFIG_AT91_GPIO=y
 CONFIG_DM_MMC=y
 CONFIG_GENERIC_ATMEL_MCI=y
 CONFIG_MTD_NOR_FLASH=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+CONFIG_SPI_FLASH_ATMEL=y
+CONFIG_SPI_FLASH_DATAFLASH=y
 CONFIG_DM_ETH=y
 CONFIG_MACB=y
 CONFIG_PINCTRL=y
@@ -46,6 +51,8 @@ CONFIG_DEBUG_UART_CLOCK=100000000
 CONFIG_DEBUG_UART_BOARD_INIT=y
 CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_ATMEL_USART=y
+CONFIG_DM_SPI=y
+CONFIG_ATMEL_SPI=y
 CONFIG_USB=y
 CONFIG_DM_USB=y
 CONFIG_USB_STORAGE=y

diff --git a/include/configs/at91sam9263ek.h b/include/configs/at91sam9263ek.h
index 27001e7..e0abaa7 100644 (file)
--- a/include/configs/at91sam9263ek.h
+++ b/include/configs/at91sam9263ek.h
@@ -71,15 +71,6 @@
 #define CONFIG_SYS_INIT_SP_ADDR \
        (ATMEL_BASE_SRAM1 + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
 
-/* DataFlash */
-#define CONFIG_ATMEL_DATAFLASH_SPI
-#define CONFIG_HAS_DATAFLASH           1
-#define CONFIG_SYS_MAX_DATAFLASH_BANKS         1
-#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0    0xC0000000      /* CS0 */
-#define AT91_SPI_CLK                   15000000
-#define DATAFLASH_TCSS                 (0x1a << 16)
-#define DATAFLASH_TCHS                 (0x1 << 24)
-
 /* NOR flash, if populated */
 #ifdef CONFIG_SYS_USE_NORFLASH
 #define CONFIG_SYS_FLASH_CFI                   1
@@ -244,11 +235,13 @@
 #ifdef CONFIG_SYS_USE_DATAFLASH
 
 /* bootstrap + u-boot + env + linux in dataflash on CS0 */
-#define CONFIG_SYS_MONITOR_BASE        (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
-#define CONFIG_ENV_OFFSET              0x4200
-#define CONFIG_ENV_ADDR                (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
+#define CONFIG_ENV_OFFSET      0x4200
 #define CONFIG_ENV_SIZE                0x4200
-#define CONFIG_BOOTCOMMAND     "cp.b 0xC0084000 0x22000000 0x210000; bootm"
+#define CONFIG_ENV_SECT_SIZE   0x210
+#define CONFIG_ENV_SPI_MAX_HZ  15000000
+#define CONFIG_BOOTCOMMAND     "sf probe 0; " \
+                               "sf read 0x22000000 0x84000 0x294000; " \
+                               "bootm 0x22000000"
 #define CONFIG_BOOTARGS                "console=ttyS0,115200 " \
                                "root=/dev/mtdblock0 " \
                                "mtdparts=atmel_nand:-(root) "\