[PATCH 01/12] i2c: designware_i2c: Add more registers

Tan, Ley Foon ley.foon.tan at intel.com
Mon Dec 23 09:15:55 CET 2019



> -----Original Message-----
> From: Simon Glass <sjg at chromium.org>
> Sent: Sunday, December 22, 2019 12:15 AM
> To: U-Boot Mailing List <u-boot at lists.denx.de>
> Cc: Jun Chen <ptchentw at gmail.com>; Heiko Schocher <hs at denx.de>; Tan,
> Ley Foon <ley.foon.tan at intel.com>; Simon Glass <sjg at chromium.org>
> Subject: [PATCH 01/12] i2c: designware_i2c: Add more registers
> 
> Some versions of this peripherals previde more control of the bus behaviour.
> Add definitions for these registers.
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>
Typo for 'previde' in commit message.

Reviewed-by: Ley Foon Tan <ley.foon.tan at intel.com>

> ---
> 
>  drivers/i2c/designware_i2c.h | 13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/i2c/designware_i2c.h b/drivers/i2c/designware_i2c.h
> index 48766d0806..d359c8c3f8 100644
> --- a/drivers/i2c/designware_i2c.h
> +++ b/drivers/i2c/designware_i2c.h
> @@ -43,8 +43,19 @@ struct i2c_regs {
>  	u32 ic_rxflr;		/* 0x78 */
>  	u32 ic_sda_hold;	/* 0x7c */
>  	u32 ic_tx_abrt_source;	/* 0x80 */
> -	u8 res1[0x18];		/* 0x84 */
> +	u32 slv_data_nak_only;
> +	u32 dma_cr;
> +	u32 dma_tdlr;
> +	u32 dma_rdlr;
> +	u32 sda_setup;
> +	u32 ack_general_call;
>  	u32 ic_enable_status;	/* 0x9c */
> +	u32 fs_spklen;
> +	u32 hs_spklen;
> +	u32 clr_restart_det;
> +	u32 comp_param1;
> +	u32 comp_version;
> +	u32 comp_type;
>  };
> 
>  #if !defined(IC_CLK)
> --
> 2.24.1.735.g03f4e72817-goog



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