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authorAntoine Tenart <antoine.tenart@free-electrons.com>2015-06-02 11:37:48 +0200
committerLinus Walleij <linus.walleij@linaro.org>2015-06-10 09:17:43 +0200
commit2e89f4c3d900a2c17ca7a223c58ca3e9bbf1ef7f (patch)
tree032918f80be2880db9474d837d444acfe4544721 /drivers/pinctrl/berlin/berlin-bg2q.c
parentbcb5f5b4f4176d5d413f8491c5f8d4b02b36018b (diff)
pinctrl: berlin: comment the spi functions
Add comments for the SPI functions, to distinguish CLK, SDI, SDO and C{0,1,2,3}n. Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/berlin/berlin-bg2q.c')
-rw-r--r--drivers/pinctrl/berlin/berlin-bg2q.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/pinctrl/berlin/berlin-bg2q.c b/drivers/pinctrl/berlin/berlin-bg2q.c
index bd9662e57ad3..65fb8711a42f 100644
--- a/drivers/pinctrl/berlin/berlin-bg2q.c
+++ b/drivers/pinctrl/berlin/berlin-bg2q.c
@@ -59,21 +59,21 @@ static const struct berlin_desc_group berlin2q_soc_pinctrl_groups[] = {
BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
BERLIN_PINCTRL_FUNCTION(0x3, "eddc")),
BERLIN_PINCTRL_GROUP("G8", 0x18, 0x3, 0x18,
- BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* CLK/SDI/SDO */
BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
BERLIN_PINCTRL_GROUP("G9", 0x18, 0x3, 0x1b,
- BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"), /* SS0n/SS1n */
BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
BERLIN_PINCTRL_FUNCTION(0x5, "sata")),
BERLIN_PINCTRL_GROUP("G10", 0x1c, 0x3, 0x00,
BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
- BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS2n */
BERLIN_PINCTRL_FUNCTION(0x3, "i2s0"),
BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
BERLIN_PINCTRL_FUNCTION(0x5, "sata")),
BERLIN_PINCTRL_GROUP("G11", 0x1c, 0x3, 0x03,
BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
- BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"), /* SS3n */
BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
BERLIN_PINCTRL_FUNCTION(0x3, "i2s1"),
BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
@@ -301,19 +301,19 @@ static const struct berlin_desc_group berlin2q_sysmgr_pinctrl_groups[] = {
/* GSM */
BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
- BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"), /* SS0n */
BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
- BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"), /* SS1n */
BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
- BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"), /* SS2n/SS3n */
BERLIN_PINCTRL_FUNCTION(0x2, "eddc")),
BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
- BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"), /* CLK/SDO */
BERLIN_PINCTRL_FUNCTION(0x2, "eddc")),
BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x1, 0x08,
BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),