Convert this at91sam9260-based board to use driver model. This should serve as an example for other similar boards. Serial and GPIO are supported so far.
Signed-off-by: Simon Glass sjg@chromium.org Acked-by: Andreas Bießmann andreas.devel@googlemail.com ---
Changes in v2: - Update platform data and header #include for the new driver name
board/bluewater/snapper9260/snapper9260.c | 18 ++++++++++++++++-- include/configs/snapper9260.h | 9 ++++++++- 2 files changed, 24 insertions(+), 3 deletions(-)
diff --git a/board/bluewater/snapper9260/snapper9260.c b/board/bluewater/snapper9260/snapper9260.c index bfde129..95633b0 100644 --- a/board/bluewater/snapper9260/snapper9260.c +++ b/board/bluewater/snapper9260/snapper9260.c @@ -9,12 +9,15 @@ */
#include <common.h> +#include <dm.h> #include <asm/io.h> +#include <asm/gpio.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/gpio.h> +#include <asm/arch/atmel_serial.h> #include <net.h> #include <netdev.h> #include <i2c.h> @@ -95,10 +98,12 @@ static void nand_hw_init(void) &smc->cs[3].mode);
/* Configure RDY/BSY */ - at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1); + gpio_request(CONFIG_SYS_NAND_READY_PIN, "nand_rdy"); + gpio_direction_input(CONFIG_SYS_NAND_READY_PIN);
/* Enable NandFlash */ - at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); + gpio_request(CONFIG_SYS_NAND_ENABLE_PIN, "nand_ce"); + gpio_direction_output(CONFIG_SYS_NAND_ENABLE_PIN, 1); }
int board_init(void) @@ -140,3 +145,12 @@ int dram_init(void) void reset_phy(void) { } + +static struct atmel_serial_platdata at91sam9260_serial_plat = { + .base_addr = ATMEL_BASE_DBGU, +}; + +U_BOOT_DEVICE(at91sam9260_serial) = { + .name = "serial_atmel", + .platdata = &at91sam9260_serial_plat, +}; diff --git a/include/configs/snapper9260.h b/include/configs/snapper9260.h index e2e623e..942af2e 100644 --- a/include/configs/snapper9260.h +++ b/include/configs/snapper9260.h @@ -21,6 +21,11 @@ #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* External Crystal, in Hz */ #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 #define CONFIG_SYS_GENERIC_BOARD +#define CONFIG_DM +#define CONFIG_CMD_DM +#define CONFIG_DM_GPIO +#define CONFIG_DM_SERIAL +#define CONFIG_SYS_MALLOC_F_LEN (1 << 10)
/* CPU */ #define CONFIG_ARCH_CPU_INIT @@ -85,8 +90,10 @@
/* UARTs/Serial console */ #define CONFIG_ATMEL_USART +#ifndef CONFIG_DM_SERIAL #define CONFIG_USART_BASE ATMEL_BASE_DBGU #define CONFIG_USART_ID ATMEL_ID_SYS +#endif #define CONFIG_BAUDRATE 115200 #define CONFIG_SYS_PROMPT "Snapper> "
@@ -160,7 +167,7 @@ #define CONFIG_CMD_DHCP #define CONFIG_CMD_FAT #define CONFIG_CMD_I2C -#undef CONFIG_CMD_GPIO +#define CONFIG_CMD_GPIO #define CONFIG_CMD_USB #define CONFIG_CMD_MII #define CONFIG_CMD_NAND