CONFIGs and README for driver 'zynq_i2c.c'.
Signed-off-by: Michael Burr michael.burr@logicpd.com Cc: Heiko Schocherhs@denx.de Cc: Michal Simekmonstr@monstr.eu
---
=== This patch depends on the previous patch titled === "[PATCH] I2C:Zynq: Adapt this driver to the new model" === submitted 26 Sep. 2013.
=== This patch depends on the previous patch titled === "[PATCH] I2C: Zynq: Support for 0-length register address" === submitted 24 Sep. 2013.
--- README | 9 +++++++++ include/configs/zynq.h | 10 ++++------ 2 files changed, 13 insertions(+), 6 deletions(-)
diff --git a/README b/README index ccd47fa..fd2c8fc 100644 --- a/README +++ b/README @@ -1995,6 +1995,15 @@ CBFS (Coreboot Filesystem) support - CONFIG_SYS_I2C_PPC4XX_CH0 activate hardware channel 0 - CONFIG_SYS_I2C_PPC4XX_CH1 activate hardware channel 1
+ - drivers/i2c/zynq_i2c.c + - Activate this driver with CONFIG_SYS_I2C_ZYNQ + - This driver operates only as bus-master (i.e. slave- + address == 0) and supports only 100 kbps speed. + - Both bus-controller devices in the Zynq PS (I2C0 and I2C1) + are supported. (However, note that Zynq PL configuration + may be needed in order to route some bus lines to external + pins.) + additional defines:
CONFIG_SYS_NUM_I2C_BUSES diff --git a/include/configs/zynq.h b/include/configs/zynq.h index b9f381f..1ae915f 100644 --- a/include/configs/zynq.h +++ b/include/configs/zynq.h @@ -56,15 +56,13 @@ # define CONFIG_DOS_PARTITION #endif
-#define CONFIG_ZYNQ_I2C0 - /* I2C */ -#if defined(CONFIG_ZYNQ_I2C0) || defined(CONFIG_ZYNQ_I2C1) +#define CONFIG_SYS_I2C_ZYNQ +#ifdef CONFIG_SYS_I2C_ZYNQ +# define CONFIG_SYS_I2C # define CONFIG_CMD_I2C -# define CONFIG_ZYNQ_I2C -# define CONFIG_HARD_I2C # define CONFIG_SYS_I2C_SPEED 100000 -# define CONFIG_SYS_I2C_SLAVE 1 +# define CONFIG_SYS_I2C_SLAVE 0 #endif
#if defined(CONFIG_ZYNQ_DCC)