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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-06-04 15:21:52 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-06-04 15:21:52 +0200 |
| commit | 978267b6430c07d62cb38f83e058a3132c52eca1 (patch) | |
| tree | 1a744c8230cd5a72adc363ca93458a748c664abe /drivers/pinctrl/freescale/pinctrl-mxs.c | |
| parent | signal: Remove non-uapi <asm/siginfo.h> (diff) | |
| parent | alarmtimer: Rate limit periodic intervals (diff) | |
| download | linux-978267b6430c07d62cb38f83e058a3132c52eca1.tar.xz linux-978267b6430c07d62cb38f83e058a3132c52eca1.zip | |
Merge branch 'timers/urgent' into WIP.timers
Pick up urgent fixes to avoid conflicts.
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 */ |