From mboxrd@z Thu Jan 1 00:00:00 1970 From: pascal.huerst-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Subject: [PATCH v2] omap: i2c: Add calls for pinctrl state select Date: Wed, 22 Apr 2015 11:07:47 +0200 Message-ID: <1429693667-28942-1-git-send-email-pascal.huerst@gmail.com> Return-path: Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org Cc: tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Pascal Huerst List-Id: linux-i2c@vger.kernel.org From: Pascal Huerst This adds calls to pinctrl subsystem in order to switch pin states on suspend/resume if you provide a "sleep" state in DT. Signed-off-by: Pascal Huerst --- drivers/i2c/busses/i2c-omap.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index 0e89419..8261941 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -38,6 +38,7 @@ #include #include #include +#include /* I2C controller revisions */ #define OMAP_I2C_OMAP1_REV_2 0x20 @@ -1423,6 +1424,8 @@ static int omap_i2c_runtime_suspend(struct device *dev) omap_i2c_read_reg(_dev, OMAP_I2C_STAT_REG); } + pinctrl_pm_select_sleep_state(dev); + return 0; } @@ -1431,6 +1434,8 @@ static int omap_i2c_runtime_resume(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct omap_i2c_dev *_dev = platform_get_drvdata(pdev); + pinctrl_pm_select_default_state(dev); + if (!_dev->regs) return 0; -- 2.1.0