Commit Graph

4 Commits

Author SHA1 Message Date
Icenowy Zheng
486095fae3 pinctrl: sunxi: fix uart1 CTS/RTS pins at PG on A23/A33
PG8, PG9 is said to be the CTS/RTS pins for UART1 according to the A23/33
datasheets. However, the function is wrongly named "uart2" in the pinctrl
driver. This patch fixes this by modifying them to be named "uart1".

Cc: stable@vger.kernel.org
Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-08-23 12:28:31 +02:00
Icenowy Zheng
bc0f566a98 pinctrl: sunxi: fix nand0 function name for sun8i
In sun4/5/6/7i, all the pin function related to NAND0 controller is
named "nand0". However, in sun8i, some of the functions are named as
"nand". This patch renamed them to "nand0", for the consistency.

Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-07-05 15:45:55 +02:00
Hans de Goede
5e7515ba78 pinctrl: sunxi: Fix A33 external interrupts not working
pinctrl-sun8i-a33.c (and the dts) declare only 2 interrupt banks,
where as the closely related a23 has 3 banks. This matches with the
datasheet for the A33 where only interrupt banks B and G are specified
where as the A23 has banks A, B and G.

However the A33 being the A23 derative it is means that the interrupt
configure/status io-addresses for the 2 banks it has are not changed
from the A23, iow they have the same address as if bank A was still
present. Where as the sunxi pinctrl currently tries to use the A23 bank
A addresses for bank B, since the pinctrl code does not know about the
removed bank A.

Add a irq_bank_base parameter and use this where appropriate to take
the missing bank A into account.

This fixes external interrupts not working on the A33 (tested with
an i2c touchscreen controller which uses an external interrupt).

Cc: stable@vger.kernel.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-03-30 10:57:52 +02:00
Vishnu Patekar
7164873e7c pinctrl: sunxi: Add allwinner A33 PIO controller support
A33 PIO has 7 ports which starts from PB and has two interrupt ports.

Signed-off-by: Vishnu Patekar <vishnupatekar0510@gmail.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2015-06-04 10:32:11 +02:00