board: pm9261: Update to support DT and DM

Add the dts files to support deivce tree, update the configuration
files to support the device tree and driver model. The peripheral
clock and pins configuration are handled by the clock and the pinctrl
drivers respectively.

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

board/ronetix/pm9261/Makefile

@@ -11,5 +11,5 @@
 #
 
 obj-y += pm9261.o
-obj-y += led.o
+obj-$(CONFIG_RED_LED) += led.o
 obj-$(CONFIG_HAS_DATAFLASH) += partition.o

board/ronetix/pm9261/pm9261.c

@@ -21,7 +21,6 @@
 
 #include <lcd.h>
 #include <atmel_lcdc.h>
-#include <dataflash.h>
 #if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_DRIVER_DM9000)
 #include <net.h>
 #endif
@@ -178,7 +177,7 @@ extern flash_info_t flash_info[];
 
 void lcd_show_board_info(void)
 {
-	ulong dram_size, nand_size, flash_size, dataflash_size;
+	ulong dram_size, nand_size, flash_size;
 	int i;
 	char temp[32];
 
@@ -201,17 +200,11 @@ void lcd_show_board_info(void)
 	for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++)
 		flash_size += flash_info[i].size;
 
-	dataflash_size = 0;
-	for (i = 0; i < CONFIG_SYS_MAX_DATAFLASH_BANKS; i++)
-		dataflash_size += (unsigned int) dataflash_info[i].Device.pages_number *
-				dataflash_info[i].Device.pages_size;
-
 	lcd_printf ("%ld MB SDRAM, %ld MB NAND\n%ld MB NOR Flash\n"
 			"%ld MB DataFlash\n",
 		dram_size >> 20,
 		nand_size >> 20,
-		flash_size >> 20,
-		dataflash_size >> 20);
+		flash_size >> 20);
 }
 #endif /* CONFIG_LCD_INFO */
 
@@ -219,11 +212,6 @@ void lcd_show_board_info(void)
 
 int board_early_init_f(void)
 {
-	at91_periph_clk_enable(ATMEL_ID_PIOA);
-	at91_periph_clk_enable(ATMEL_ID_PIOC);
-
-	at91_seriald_hw_init();
-
 	return 0;
 }
 
@@ -238,9 +226,6 @@ int board_init(void)
 #ifdef CONFIG_CMD_NAND
 	pm9261_nand_hw_init();
 #endif
-#ifdef CONFIG_HAS_DATAFLASH
-	at91_spi0_hw_init(1 << 0);
-#endif
 #ifdef CONFIG_DRIVER_DM9000
 	pm9261_dm9000_hw_init();
 #endif

configs/pm9261_defconfig

@@ -1,6 +1,8 @@
 CONFIG_ARM=y
 CONFIG_ARCH_AT91=y
 CONFIG_TARGET_PM9261=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_DEFAULT_DEVICE_TREE="at91sam9261ek"
 CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9261"
 CONFIG_ENV_IS_IN_FLASH=y
 CONFIG_BOOTDELAY=3
@@ -14,14 +16,31 @@ CONFIG_SYS_PROMPT="pm9261> "
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_LOADS is not set
 CONFIG_CMD_NAND=y
+CONFIG_CMD_SF=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_CACHE=y
+CONFIG_OF_CONTROL=y
+CONFIG_DM=y
+CONFIG_CLK=y
+CONFIG_CLK_AT91=y
+CONFIG_DM_GPIO=y
+CONFIG_AT91_GPIO=y
 # CONFIG_MMC is not set
 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_PINCTRL=y
+CONFIG_PINCTRL_AT91=y
+CONFIG_DM_SERIAL=y
+CONFIG_ATMEL_USART=y
+CONFIG_DM_SPI=y
+CONFIG_ATMEL_SPI=y
 CONFIG_USB=y
 CONFIG_USB_STORAGE=y
 CONFIG_LCD=y

include/configs/pm9261.h

@@ -141,10 +141,6 @@
 /*
  * Hardware drivers
  */
-#define CONFIG_AT91_GPIO	1
-#define CONFIG_ATMEL_USART	1
-#define CONFIG_USART_BASE		ATMEL_BASE_DBGU
-#define	CONFIG_USART_ID			ATMEL_ID_SYS
 
 /* LCD */
 #define LCD_BPP				LCD_COLOR8
@@ -155,13 +151,6 @@
 #define CONFIG_ATMEL_LCD		1
 #define CONFIG_ATMEL_LCD_BGR555		1
 
-/* LED */
-#define CONFIG_AT91_LED
-#define CONFIG_RED_LED		GPIO_PIN_PC(12)
-#define CONFIG_GREEN_LED	GPIO_PIN_PC(13)
-#define CONFIG_YELLOW_LED	GPIO_PIN_PC(15)
-
-
 /*
  * BOOTP options
  */
@@ -175,16 +164,6 @@
 #define PHYS_SDRAM				0x20000000
 #define PHYS_SDRAM_SIZE				0x04000000	/* 64 megs */
 
-/* DataFlash */
-#define CONFIG_ATMEL_DATAFLASH_SPI
-#define CONFIG_HAS_DATAFLASH
-#define CONFIG_SYS_MAX_DATAFLASH_BANKS		1
-#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0	0xC0000000	/* CS0 */
-#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3	0xD0000000	/* CS3 */
-#define AT91_SPI_CLK				15000000
-#define DATAFLASH_TCSS				(0x1a << 16)
-#define DATAFLASH_TCHS				(0x1 << 24)
-
 /* NAND flash */
 #define CONFIG_NAND_ATMEL
 #define CONFIG_SYS_MAX_NAND_DEVICE		1
@@ -235,13 +214,13 @@
 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0
 
 /* 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_SIZE		0x4200
-#define CONFIG_BOOTCOMMAND	"cp.b 0xC0042000 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 0x210000; " \
+				"bootm 0x22000000"
 #define CONFIG_BOOTARGS		"console=ttyS0,115200 "			\
 				"root=/dev/mtdblock0 "			\
 				"mtdparts=atmel_nand:-(root) "		\
@@ -324,7 +303,7 @@
 		ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000)
 
 #define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM
-#define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_SDRAM_BASE + 0x1000 - \
+#define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_SDRAM_BASE + 16 * 1024 - \
 				GENERATED_GBL_DATA_SIZE)
 
 #endif