From: Sandeep Paulraj <[email protected]> The DM365 Spectrum Digital EVM comes with an EEPROM connected to SPI0. This patch adds support for the SPI EEPROM.
Signed-off-by: Sandeep Paulraj <[email protected]> --- arch/arm/mach-davinci/board-dm365-evm.c | 23 +++++++++++++++++++++++ 1 files changed, 23 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index 5c2636c..aab0755 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -24,6 +24,8 @@ #include <linux/mtd/partitions.h> #include <linux/mtd/nand.h> #include <linux/input.h> +#include <linux/spi/spi.h> +#include <linux/spi/eeprom.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -503,6 +505,24 @@ static void __init dm365_evm_map_io(void) dm365_init(); } +static struct spi_eeprom at25640 = { + .byte_len = SZ_64K / 8, + .name = "at25640", + .page_size = 32, + .flags = EE_ADDR2, +}; + +static struct spi_board_info dm365_evm_spi_info[] __initconst = { + { + .modalias = "at25", + .platform_data = &at25640, + .max_speed_hz = 10 * 1000 * 1000, + .bus_num = 0, + .chip_select = 0, + .mode = SPI_MODE_0, + }, +}; + static __init void dm365_evm_init(void) { evm_init_i2c(); @@ -519,6 +539,9 @@ static __init void dm365_evm_init(void) dm365_init_asp(&dm365_evm_snd_data); dm365_init_rtc(); dm365_init_ks(&dm365evm_ks_data); + + dm365_init_spi0(BIT(0), dm365_evm_spi_info, + ARRAY_SIZE(dm365_evm_spi_info)); } static __init void dm365_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
