Re: [v6, 5/5] mmc: sdhci-of-esdhc: fix host version for T4240-R1.0-R2.0

Arnd Bergmann
2016-03-13T22:27:26Z

On Wednesday 09 March 2016 18:08:51 Yangbo Lu wrote:
> @@ -567,10 +580,20 @@ static void esdhc_init(struct platform_device *pdev, struct sdhci_host *host)
> struct sdhci_pltfm_host *pltfm_host;
> struct sdhci_esdhc *esdhc;
> u16 host_ver;
> + u32 svr;
>
> pltfm_host = sdhci_priv(host);
> esdhc = sdhci_pltfm_priv(pltfm_host);
>
> + fsl_guts_init();
> + svr = fsl_guts_get_svr();
> + if (svr) {
> + esdhc->soc_ver = SVR_SOC_VER(svr);
> + esdhc->soc_rev = SVR_REV(svr);
> + } else {
> + dev_err(&pdev->dev, "Failed to get SVR value!\n");
> + }
> +

This makes the driver non-portable. Better identify the specific workarounds
based on the compatible string for this device, or add a boolean DT property
for the quirk.

Arnd