From e3f24d4f2c4ce48f666ef6098e166521dde6f688 Mon Sep 17 00:00:00 2001 From: Adam Ford Date: Sun, 13 Aug 2017 09:00:28 -0500 Subject: Kconfig: Add EEPROM options to Kconfig when I2C_EEPROM is set Add the following options to drivers/misc/Kconfig: SYS_I2C_EEPROM_ADDR SYS_I2C_EEPROM_BUS SYS_EEPROM_SIZE SYS_EEPROM_PAGE_WRITE_BITS SYS_EEPROM_PAGE_WRITE_DELAY_MS SYS_I2C_EEPROM_ADDR_LEN SYS_I2C_EEPROM_ADDR_OVERFLOW This does not migrate any boards, but provides a foundations for those who want/need these options Signed-off-by: Adam Ford [trini: Migrate uniphier] Signed-off-by: Tom Rini --- drivers/misc/Kconfig | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) (limited to 'drivers/misc') diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index d1ddbbe..3d282d5 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -196,4 +196,49 @@ config I2C_EEPROM depends on MISC help Enable a generic driver for EEPROMs attached via I2C. + +if I2C_EEPROM + +config SYS_I2C_EEPROM_ADDR + hex "Chip address of the EEPROM device" + default 0 + +config SYS_I2C_EEPROM_BUS + int "I2C bus of the EEPROM device." + default 0 + +config SYS_EEPROM_SIZE + int "Size in bytes of the EEPROM device" + default 256 + +config SYS_EEPROM_PAGE_WRITE_BITS + int "Number of bits used to address bytes in a single page" + default 0 + help + The EEPROM page size is 2^SYS_EEPROM_PAGE_WRITE_BITS. + A 64 byte page, for example would require six bits. + +config SYS_EEPROM_PAGE_WRITE_DELAY_MS + int "Number of milliseconds to delay between page writes" + default 0 + +config SYS_I2C_EEPROM_ADDR_LEN + int "Length in bytes of the EEPROM memory array address" + default 1 + help + Note: This is NOT the chip address length! + +config SYS_I2C_EEPROM_ADDR_OVERFLOW + hex "EEPROM Address Overflow" + default 0 + help + EEPROM chips that implement "address overflow" are ones + like Catalyst 24WC04/08/16 which has 9/10/11 bits of + address and the extra bits end up in the "chip address" bit + slots. This makes a 24WC08 (1Kbyte) chip look like four 256 + byte chips. + +endif + + endmenu -- cgit v1.1