RE: [PATCH 1/2] soc: qcom: geni-se: Add SPI SLAVE mode support for GENI based QuPv3

From: Mukesh Savaliya (QUIC)
Date: Tue Jun 13 2023 - 07:35:43 EST




> -----Original Message-----
> From: Praveen Talari (QUIC)
> Sent: Tuesday, June 13, 2023 12:22 PM
> To: agross@xxxxxxxxxx; andersson@xxxxxxxxxx; konrad.dybcio@xxxxxxxxxx;
> broonie@xxxxxxxxxx; linux-arm-msm@xxxxxxxxxxxxxxx; linux-
> spi@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
> Cc: Mukesh Savaliya (QUIC) <quic_msavaliy@xxxxxxxxxxx>; Visweswara
> Tanuku (QUIC) <quic_vtanuku@xxxxxxxxxxx>; Vijaya Krishna Nivarthi (Temp)
> (QUIC) <quic_vnivarth@xxxxxxxxxxx>; Aniket RANDIVE (QUIC)
> <quic_arandive@xxxxxxxxxxx>; Praveen Talari (QUIC)
> <quic_ptalari@xxxxxxxxxxx>
> Subject: [PATCH 1/2] soc: qcom: geni-se: Add SPI SLAVE mode support for
> GENI based QuPv3
>
> Add SPI SLAVE mode support for GENI based QuPv3.
>
> Signed-off-by: Praveen Talari <quic_ptalari@xxxxxxxxxxx>

Looks good to me.

Reviewed-by: Mukesh Kumar Savaliya <quic_msavaliy@xxxxxxxxxxx>

> ---
> include/linux/soc/qcom/geni-se.h | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/include/linux/soc/qcom/geni-se.h
> b/include/linux/soc/qcom/geni-se.h
> index 821a19135bb6..29e06905bc1f 100644
> --- a/include/linux/soc/qcom/geni-se.h
> +++ b/include/linux/soc/qcom/geni-se.h
> @@ -35,6 +35,7 @@ enum geni_se_protocol_type {
> GENI_SE_UART,
> GENI_SE_I2C,
> GENI_SE_I3C,
> + GENI_SE_SPI_SLAVE,
> };
>
> struct geni_wrapper;
> @@ -73,12 +74,14 @@ struct geni_se {
>
> /* Common SE registers */
> #define GENI_FORCE_DEFAULT_REG 0x20
> +#define GENI_OUTPUT_CTRL 0x24
> #define SE_GENI_STATUS 0x40
> #define GENI_SER_M_CLK_CFG 0x48
> #define GENI_SER_S_CLK_CFG 0x4c
> #define GENI_IF_DISABLE_RO 0x64
> #define GENI_FW_REVISION_RO 0x68
> #define SE_GENI_CLK_SEL 0x7c
> +#define SE_GENI_CFG_SEQ_START 0x84
> #define SE_GENI_DMA_MODE_EN 0x258
> #define SE_GENI_M_CMD0 0x600
> #define SE_GENI_M_CMD_CTRL_REG 0x604
> @@ -111,6 +114,9 @@ struct geni_se {
> /* GENI_FORCE_DEFAULT_REG fields */
> #define FORCE_DEFAULT BIT(0)
>
> +/* GENI_OUTPUT_CTRL fields */
> +#define GENI_IO_MUX_0_EN BIT(0)
> +
> /* GENI_STATUS fields */
> #define M_GENI_CMD_ACTIVE BIT(0)
> #define S_GENI_CMD_ACTIVE BIT(12)
> @@ -130,6 +136,9 @@ struct geni_se {
> /* GENI_CLK_SEL fields */
> #define CLK_SEL_MSK GENMASK(2, 0)
>
> +/* SE_GENI_CFG_SEQ_START fields */
> +#define START_TRIGGER BIT(0)
> +
> /* SE_GENI_DMA_MODE_EN */
> #define GENI_DMA_MODE_EN BIT(0)
>
> --
> 2.17.1