From: Sandeep Paulraj <[email protected]> The patch initializes the EEPROM connected to SPI on the DM646x EVM
Signed-off-by: Sandeep Paulraj <[email protected]> --- arch/arm/mach-davinci/board-dm646x-evm.c | 22 ++++++++++++++++++++++ 1 files changed, 22 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c index 575c6ca..5db3d5d 100644 --- a/arch/arm/mach-davinci/board-dm646x-evm.c +++ b/arch/arm/mach-davinci/board-dm646x-evm.c @@ -33,6 +33,8 @@ #include <linux/i2c/at24.h> #include <linux/i2c/pcf857x.h> #include <linux/etherdevice.h> +#include <linux/spi/spi.h> +#include <linux/spi/eeprom.h> #include <asm/setup.h> #include <asm/mach-types.h> @@ -265,6 +267,24 @@ static void __init davinci_map_io(void) dm646x_init(); } +static struct spi_eeprom at25640a = { + .byte_len = SZ_64K / 2, + .name = "at25640a", + .page_size = 64, + .flags = EE_ADDR2, +}; + +static struct spi_board_info dm646x_evm_spi_info[] __initconst = { + { + .modalias = "at25", + .platform_data = &at25640a, + .max_speed_hz = 10 * 1000 * 1000, /* at 3v3 */ + .bus_num = 0, + .chip_select = 0, + .mode = SPI_MODE_0, + }, +}; + static __init void evm_init(void) { struct davinci_soc_info *soc_info = &davinci_soc_info; @@ -276,6 +296,8 @@ static __init void evm_init(void) soc_info->emac_pdata->phy_mask = DM646X_EVM_PHY_MASK; soc_info->emac_pdata->mdio_max_freq = DM646X_EVM_MDIO_FREQUENCY; + + dm646x_init_spi0(dm646x_evm_spi_info, ARRAY_SIZE(dm646x_evm_spi_info)); } static __init void davinci_dm646x_evm_irq_init(void) -- 1.6.0.4 _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
