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authorAndrey Smirnov <andrew.smirnov@gmail.com>2016-11-07 19:53:15 +0300
committerLinus Walleij <linus.walleij@linaro.org>2016-11-08 11:38:20 +0300
commitb30d31e40e2d650c0183d1b46f70cb41618d3592 (patch)
treeb44241062ed0714f0ad6f6ce3c5c3f9195e0246e /drivers/pinctrl/pinctrl-sx150x.c
parent310cdfa0097a94d8cc3c0c314d64d6eb1cc69bf8 (diff)
downloadlinux-b30d31e40e2d650c0183d1b46f70cb41618d3592.tar.xz
pinctrl-sx150x: Improve sx150x_init_misc for SX1504/5/6
For Sx1504/5/6 only SX1506 has RegAdvanced, so put some code in place to account for that. Tested-by: Neil Armstrong <narmstrong@baylibre.com> Acked-by: Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-sx150x.c')
-rw-r--r--drivers/pinctrl/pinctrl-sx150x.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-sx150x.c b/drivers/pinctrl/pinctrl-sx150x.c
index 27194e700d2f..d51ec73092c2 100644
--- a/drivers/pinctrl/pinctrl-sx150x.c
+++ b/drivers/pinctrl/pinctrl-sx150x.c
@@ -936,6 +936,13 @@ static int sx150x_init_misc(struct sx150x_pinctrl *pctl)
case SX150X_456:
reg = pctl->data->pri.x456.reg_advance;
value = 0x00;
+
+ /*
+ * Only SX1506 has RegAdvanced, SX1504/5 are expected
+ * to initialize this offset to zero
+ */
+ if (!reg)
+ return 0;
break;
case SX150X_123:
reg = pctl->data->pri.x123.reg_advance;