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| author | David S. Miller <davem@davemloft.net> | 2017-06-07 05:20:08 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-06-07 05:20:08 +0300 |
| commit | 216fe8f021e33c36e3b27c49c9f1951f6b037d7f (patch) | |
| tree | a43daec41b4d3955e7a4f8d0ed0654a7c80527ec /drivers/pinctrl/freescale/pinctrl-mxs.c | |
| parent | 9747e2313838ee8f5d8073fd6aa7289255c3c51b (diff) | |
| parent | b29794ec95c6856b316c2295904208bf11ffddd9 (diff) | |
| download | linux-216fe8f021e33c36e3b27c49c9f1951f6b037d7f.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Just some simple overlapping changes in marvell PHY driver
and the DSA core code.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/pinctrl/freescale/pinctrl-mxs.c')
| -rw-r--r-- | drivers/pinctrl/freescale/pinctrl-mxs.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/pinctrl/freescale/pinctrl-mxs.c b/drivers/pinctrl/freescale/pinctrl-mxs.c index 41b5b07d5a2b..6852010a6d70 100644 --- a/drivers/pinctrl/freescale/pinctrl-mxs.c +++ b/drivers/pinctrl/freescale/pinctrl-mxs.c @@ -194,6 +194,16 @@ static int mxs_pinctrl_get_func_groups(struct pinctrl_dev *pctldev, return 0; } +static void mxs_pinctrl_rmwl(u32 value, u32 mask, u8 shift, void __iomem *reg) +{ + u32 tmp; + + tmp = readl(reg); + tmp &= ~(mask << shift); + tmp |= value << shift; + writel(tmp, reg); +} + static int mxs_pinctrl_set_mux(struct pinctrl_dev *pctldev, unsigned selector, unsigned group) { @@ -211,8 +221,7 @@ static int mxs_pinctrl_set_mux(struct pinctrl_dev *pctldev, unsigned selector, reg += bank * 0x20 + pin / 16 * 0x10; shift = pin % 16 * 2; - writel(0x3 << shift, reg + CLR); - writel(g->muxsel[i] << shift, reg + SET); + mxs_pinctrl_rmwl(g->muxsel[i], 0x3, shift, reg); } return 0; @@ -279,8 +288,7 @@ static int mxs_pinconf_group_set(struct pinctrl_dev *pctldev, /* mA */ if (config & MA_PRESENT) { shift = pin % 8 * 4; - writel(0x3 << shift, reg + CLR); - writel(ma << shift, reg + SET); + mxs_pinctrl_rmwl(ma, 0x3, shift, reg); } /* vol */ |