[PATCH v5 3/5] media: qcom: camss: Add support for camss driver on sc7280

[Bryan O'Donoghue]

On 12/11/2024 17:30, Vikram Sharma wrote:
> From: Suresh Vankadara <quic_svankada at quicinc.com>
> 
> Add support for the camss driver on the sc7280 soc.
> 
> Signed-off-by: Suresh Vankadara <quic_svankada at quicinc.com>
> Signed-off-by: Trishansh Bhardwaj <quic_tbhardwa at quicinc.com>
> Signed-off-by: Vikram Sharma <quic_vikramsa at quicinc.com>
> ---
>   .../qcom/camss/camss-csiphy-3ph-1-0.c         |   5 +
>   .../media/platform/qcom/camss/camss-csiphy.c  |   5 +
>   .../media/platform/qcom/camss/camss-csiphy.h  |   1 +
>   drivers/media/platform/qcom/camss/camss-vfe.c |   2 +
>   drivers/media/platform/qcom/camss/camss.c     | 309 ++++++++++++++++++
>   drivers/media/platform/qcom/camss/camss.h     |   1 +
>   6 files changed, 323 insertions(+)
> 
> diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> index 7d2490c9de01..f341f7b7fd8a 100644
> --- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> +++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> @@ -505,6 +505,10 @@ static void csiphy_gen2_config_lanes(struct csiphy_device *csiphy,
>   	u32 val;
>   
>   	switch (csiphy->camss->res->version) {
> +	case CAMSS_7280:
> +		r = &lane_regs_sm8250[0][0];
> +		array_size = ARRAY_SIZE(lane_regs_sm8250[0]);
> +		break;
>   	case CAMSS_8250:
>   		r = &lane_regs_sm8250[0][0];
>   		array_size = ARRAY_SIZE(lane_regs_sm8250[0]);
> @@ -557,6 +561,7 @@ static bool csiphy_is_gen2(u32 version)
>   	bool ret = false;
>   
>   	switch (version) {
> +	case CAMSS_7280:
>   	case CAMSS_8250:
>   	case CAMSS_8280XP:
>   	case CAMSS_845:
> diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c
> index 5af2b382a843..3791c2d8a6cf 100644
> --- a/drivers/media/platform/qcom/camss/camss-csiphy.c
> +++ b/drivers/media/platform/qcom/camss/camss-csiphy.c
> @@ -103,6 +103,11 @@ const struct csiphy_formats csiphy_formats_8x96 = {
>   	.formats = formats_8x96
>   };
>   
> +const struct csiphy_formats csiphy_formats_sc7280 = {
> +	.nformats = ARRAY_SIZE(formats_sdm845),
> +	.formats = formats_sdm845
> +};
> +
>   const struct csiphy_formats csiphy_formats_sdm845 = {
>   	.nformats = ARRAY_SIZE(formats_sdm845),
>   	.formats = formats_sdm845
> diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.h b/drivers/media/platform/qcom/camss/camss-csiphy.h
> index eebc1ff1cfab..b6209bddfb61 100644
> --- a/drivers/media/platform/qcom/camss/camss-csiphy.h
> +++ b/drivers/media/platform/qcom/camss/camss-csiphy.h
> @@ -111,6 +111,7 @@ void msm_csiphy_unregister_entity(struct csiphy_device *csiphy);
>   
>   extern const struct csiphy_formats csiphy_formats_8x16;
>   extern const struct csiphy_formats csiphy_formats_8x96;
> +extern const struct csiphy_formats csiphy_formats_sc7280;
>   extern const struct csiphy_formats csiphy_formats_sdm845;
>   
>   extern const struct csiphy_hw_ops csiphy_ops_2ph_1_0;
> diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c
> index f9e64cbacb20..152ca984663c 100644
> --- a/drivers/media/platform/qcom/camss/camss-vfe.c
> +++ b/drivers/media/platform/qcom/camss/camss-vfe.c
> @@ -335,6 +335,7 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code,
>   		}
>   		break;
>   	case CAMSS_660:
> +	case CAMSS_7280:
>   	case CAMSS_8x96:
>   	case CAMSS_8250:
>   	case CAMSS_8280XP:
> @@ -1693,6 +1694,7 @@ static int vfe_bpl_align(struct vfe_device *vfe)
>   	int ret = 8;
>   
>   	switch (vfe->camss->res->version) {
> +	case CAMSS_7280:
>   	case CAMSS_8250:
>   	case CAMSS_8280XP:
>   	case CAMSS_845:
> diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
> index 2d8efed51912..e1cda082a3b8 100644
> --- a/drivers/media/platform/qcom/camss/camss.c
> +++ b/drivers/media/platform/qcom/camss/camss.c
> @@ -1266,6 +1266,300 @@ static const struct resources_icc icc_res_sm8250[] = {
>   	},
>   };
>   
> +static const struct camss_subdev_resources csiphy_res_7280[] = {
> +	/* CSIPHY0 */
> +	{
> +		.regulators = {},
> +		.clock = { "csiphy0", "csiphy0_timer" },
> +		.clock_rate = { { 300000000, 400000000 },
> +				{ 300000000 } },
> +		.reg = { "csiphy0" },
> +		.interrupt = { "csiphy0" },
> +		.csiphy = {
> +			.hw_ops = &csiphy_ops_3ph_1_0,
> +			.formats = &csiphy_formats_sc7280
> +		}
> +	},
> +	/* CSIPHY1 */
> +	{
> +		.regulators = {},
> +		.clock = { "csiphy1", "csiphy1_timer" },
> +		.clock_rate = { { 300000000, 400000000 },
> +				{ 300000000 } },
> +		.reg = { "csiphy1" },
> +		.interrupt = { "csiphy1" },
> +		.csiphy = {
> +			.hw_ops = &csiphy_ops_3ph_1_0,
> +			.formats = &csiphy_formats_sc7280
> +		}
> +	},
> +	/* CSIPHY2 */
> +	{
> +		.regulators = {},
> +		.clock = { "csiphy2", "csiphy2_timer" },
> +		.clock_rate = { { 300000000, 400000000 },
> +				{ 300000000 } },
> +		.reg = { "csiphy2" },
> +		.interrupt = { "csiphy2" },
> +		.csiphy = {
> +			.hw_ops = &csiphy_ops_3ph_1_0,
> +			.formats = &csiphy_formats_sc7280
> +		}
> +	},
> +	/* CSIPHY3 */
> +	{
> +		.regulators = {},
> +		.clock = { "csiphy3", "csiphy3_timer" },
> +		.clock_rate = { { 300000000, 400000000 },
> +				{ 300000000 } },
> +		.reg = { "csiphy3" },
> +		.interrupt = { "csiphy3" },
> +		.csiphy = {
> +			.hw_ops = &csiphy_ops_3ph_1_0,
> +			.formats = &csiphy_formats_sc7280
> +		}
> +	},
> +	/* CSIPHY4 */
> +	{
> +		.regulators = {},
> +		.clock = { "csiphy4", "csiphy4_timer" },
> +		.clock_rate = { { 300000000, 400000000 },
> +				{ 300000000 } },
> +		.reg = { "csiphy4" },
> +		.interrupt = { "csiphy4" },
> +		.csiphy = {
> +			.hw_ops = &csiphy_ops_3ph_1_0,
> +			.formats = &csiphy_formats_sc7280
> +		}
> +	},
> +};
> +
> +static const struct camss_subdev_resources csid_res_7280[] = {
> +	/* CSID0 */
> +	{
> +		.regulators = { "vdda-phy", "vdda-pll" },


Please move the regulator defintion to CSIPHY.

I'm OK with regulator name as-is since the match sm8250 which this work 
derives from.

Then you may add.

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue at linaro.org>