From: Adrian Hunter <adrian.hunter@intel.com>
To: "Ramuthevar,Vadivel MuruganX"
<vadivel.muruganx.ramuthevar@linux.intel.com>,
ulf.hansson@linaro.org, linux-mmc@vger.kernel.org
Cc: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
michal.simek@xilinx.com, robh+dt@kernel.org,
mark.rutland@arm.com, andriy.shevchenko@intel.com,
cheol.yong.kim@intel.com, qi-ming.wu@intel.com
Subject: Re: [PATCH v1 2/2] mmc: sdhci-of-arasan: Add Support for Intel LGM SDXC
Date: Tue, 8 Oct 2019 16:44:19 +0300 [thread overview]
Message-ID: <2cbda555-42d2-392c-0887-09cae4a35dce@intel.com> (raw)
In-Reply-To: <20191003040032.37696-3-vadivel.muruganx.ramuthevar@linux.intel.com>
On 3/10/19 7:00 AM, Ramuthevar,Vadivel MuruganX wrote:
> From: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com>
>
> The current arasan sdhci PHY configuration isn't compatible
> with the PHY on Intel's LGM(Lightning Mountain) SoC devices.
>
> Therefore, add a new compatible, to adapt the Intel's LGM
> SDXC PHY with arasan-sdhc controller to configure the PHY.
>
> Signed-off-by: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
> ---
> drivers/mmc/host/sdhci-of-arasan.c | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
> index 7023cbec4017..55de839a8a5e 100644
> --- a/drivers/mmc/host/sdhci-of-arasan.c
> +++ b/drivers/mmc/host/sdhci-of-arasan.c
> @@ -120,6 +120,12 @@ static const struct sdhci_arasan_soc_ctl_map intel_lgm_emmc_soc_ctl_map = {
> .hiword_update = false,
> };
>
> +static const struct sdhci_arasan_soc_ctl_map intel_lgm_sdxc_soc_ctl_map = {
> + .baseclkfreq = { .reg = 0x80, .width = 8, .shift = 2 },
> + .clockmultiplier = { .reg = 0, .width = -1, .shift = -1 },
> + .hiword_update = false,
> +};
> +
> /**
> * sdhci_arasan_syscon_write - Write to a field in soc_ctl registers
> *
> @@ -384,6 +390,11 @@ static struct sdhci_arasan_of_data intel_lgm_emmc_data = {
> .pdata = &sdhci_arasan_cqe_pdata,
> };
>
> +static struct sdhci_arasan_of_data intel_lgm_sdxc_data = {
> + .soc_ctl_map = &intel_lgm_sdxc_soc_ctl_map,
> + .pdata = &sdhci_arasan_cqe_pdata,
> +};
> +
> #ifdef CONFIG_PM_SLEEP
> /**
> * sdhci_arasan_suspend - Suspend method for the driver
> @@ -489,6 +500,10 @@ static const struct of_device_id sdhci_arasan_of_match[] = {
> .compatible = "intel,lgm-sdhci-5.1-emmc",
> .data = &intel_lgm_emmc_data,
> },
> + {
> + .compatible = "intel,lgm-sdhci-5.1-sdxc",
> + .data = &intel_lgm_sdxc_data,
> + },
> /* Generic compatible below here */
> {
> .compatible = "arasan,sdhci-8.9a",
>
next prev parent reply other threads:[~2019-10-08 13:45 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-03 4:00 [PATCH v1 0/2] mmc: sdhci-of-arasan: Add Support for Intel LGM SDXC Ramuthevar,Vadivel MuruganX
2019-10-03 4:00 ` [PATCH v1 1/2] dt-bindings: mmc: sdhci-of-arasan: Add new compatible " Ramuthevar,Vadivel MuruganX
2019-10-03 4:00 ` [PATCH v1 2/2] mmc: sdhci-of-arasan: Add Support " Ramuthevar,Vadivel MuruganX
2019-10-03 7:02 ` Adrian Hunter
2019-10-03 7:46 ` Ramuthevar, Vadivel MuruganX
2019-10-07 7:33 ` Ramuthevar, Vadivel MuruganX
2019-10-08 13:44 ` Adrian Hunter [this message]
[not found] ` <38228535-8d4c-76e9-f568-c0dfdc3994b3@linux.intel.com>
2019-10-09 9:40 ` Andy Shevchenko
2019-10-09 9:47 ` Ramuthevar, Vadivel MuruganX
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