diff options
author | Stefan Agner <stefan.agner@toradex.com> | 2017-09-26 16:04:08 +0200 |
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committer | Stefan Agner <stefan.agner@toradex.com> | 2017-09-26 18:11:18 +0200 |
commit | 1f4d46cea2bc1886a13ae9adfcd9e4243eed6a4c (patch) | |
tree | 2001999c70f8e46b192fc552590810aab35710e3 /drivers/pinctrl/freescale | |
parent | d152ae9d4704d8c7b3775e3b1a20e62aa3b1eed8 (diff) | |
parent | b52c9082f2eb3a6f7fbbc86fad3eaa2a1725da66 (diff) |
Merge tag 'v4.4.88' into toradex_vf_4.4-next
This is the 4.4.88 stable release
Diffstat (limited to 'drivers/pinctrl/freescale')
-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 6bbda6b4ab50..5da9c95dccb7 100644 --- a/drivers/pinctrl/freescale/pinctrl-mxs.c +++ b/drivers/pinctrl/freescale/pinctrl-mxs.c @@ -195,6 +195,16 @@ 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) { @@ -212,8 +222,7 @@ 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; @@ -280,8 +289,7 @@ 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 */ |