diff options
| author | Hu Ziji <huziji@marvell.com> | 2017-03-30 17:23:01 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-04-24 21:42:17 +0200 |
| commit | 298269c602b54dd56e1424cb8e706fc30bc7d489 (patch) | |
| tree | 4e21fbd4cae6314f5ab846eaf4dba6a72060c30e /drivers/mmc/host/sdhci-xenon.h | |
| parent | mmc: sdhci-xenon: Add support to PHYs of Marvell Xenon SDHC (diff) | |
| download | linux-298269c602b54dd56e1424cb8e706fc30bc7d489.tar.xz linux-298269c602b54dd56e1424cb8e706fc30bc7d489.zip | |
mmc: sdhci-xenon: Add SoC PHY PAD voltage control
Some SoCs have PHY PAD outside Xenon IP.
PHY PAD voltage should match signalling voltage in use.
Add generic SoC PHY PAD voltage control interface.
Implement Aramda-3700 SoC PHY PAD voltage control.
Signed-off-by: Hu Ziji <huziji@marvell.com>
Tested-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-xenon.h')
| -rw-r--r-- | drivers/mmc/host/sdhci-xenon.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-xenon.h b/drivers/mmc/host/sdhci-xenon.h index b29d45358de8..6e6523ea01ce 100644 --- a/drivers/mmc/host/sdhci-xenon.h +++ b/drivers/mmc/host/sdhci-xenon.h @@ -96,4 +96,6 @@ int xenon_phy_adj(struct sdhci_host *host, struct mmc_ios *ios); void xenon_clean_phy(struct sdhci_host *host); int xenon_phy_parse_dt(struct device_node *np, struct sdhci_host *host); +void xenon_soc_pad_ctrl(struct sdhci_host *host, + unsigned char signal_voltage); #endif |