On 21.10.2015 15:39, Jaehoon Chung wrote:
> To check more exactly, add the exynos3250 compatible.
> Not use exynos5250 compatibility.
Hi,
I can't find any difference between old and new compatible. Maybe I am
missing something? Maybe there is a difference for these devices?
Anyway if the code is the same then it should use exactly the same
compatible.
Best regards,
Krzysztof
>
> Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt | 2 ++
> drivers/mmc/host/dw_mmc-exynos.c | 7 +++++++
> 2 files changed, 9 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt b/Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt
> index aad9844..cd22ac9 100644
> --- a/Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt
> +++ b/Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt
> @@ -22,6 +22,8 @@ Required Properties:
> specific extensions.
> - "samsung,exynos7-dw-mshc-smu": for controllers with Samsung Exynos7
> specific extensions having an SMU.
> + - "samsung,exynos3250-dw-mshc": for controllers with Samsung Exynos3250
> + specific extensions.
>
> * samsung,dw-mshc-ciu-div: Specifies the divider value for the card interface
> unit (ciu) clock. This property is applicable only for Exynos5 SoC's and
> diff --git a/drivers/mmc/host/dw_mmc-exynos.c b/drivers/mmc/host/dw_mmc-exynos.c
> index 1e75309..1c96218 100644
> --- a/drivers/mmc/host/dw_mmc-exynos.c
> +++ b/drivers/mmc/host/dw_mmc-exynos.c
> @@ -32,6 +32,7 @@ enum dw_mci_exynos_type {
> DW_MCI_TYPE_EXYNOS5420_SMU,
> DW_MCI_TYPE_EXYNOS7,
> DW_MCI_TYPE_EXYNOS7_SMU,
> + DW_MCI_TYPE_EXYNOS3250,
> };
>
> /* Exynos implementation specific driver private data */
> @@ -73,6 +74,9 @@ static struct dw_mci_exynos_compatible {
> }, {
> .compatible = "samsung,exynos7-dw-mshc-smu",
> .ctrl_type = DW_MCI_TYPE_EXYNOS7_SMU,
> + }, {
> + .compatible = "samsung,exynos3250-dw-mshc",
> + .ctrl_type = DW_MCI_TYPE_EXYNOS3250,
> },
> };
>
> @@ -467,6 +471,7 @@ static int dw_mci_exynos_execute_tuning(struct dw_mci_slot *slot)
> } while (start_smpl != smpl);
>
> found = dw_mci_exynos_get_best_clksmpl(candiates);
> +
> if (found >= 0) {
> dw_mci_exynos_set_clksmpl(host, found);
> priv->tuned_sample = found;
> @@ -520,6 +525,8 @@ static const struct of_device_id dw_mci_exynos_match[] = {
> .data = &exynos_drv_data, },
> { .compatible = "samsung,exynos7-dw-mshc-smu",
> .data = &exynos_drv_data, },
> + { .compatible = "samsung,exynos3250-dw-mshc",
> + .data = &exynos_drv_data, },
> {},
> };
> MODULE_DEVICE_TABLE(of, dw_mci_exynos_match);
>
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