pinctrl: mvebu: armada-38x: add ptp functions

The latest version of the Armada 38x datasheet documents several new
PTP related functions on various MPP pins. This commit adds the
description of these new functions to the Armada 38x pinctrl driver as
well as to its DT binding documentation.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/Documentation/devicetree/bindings/pinctrl/marvell,armada-38x-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/marvell,armada-38x-pinctrl.txt
index 4330676f890dacaca021809141f9d60d7d96dfcf..54ec4c0a0d0edd51182f598ec5cafb015485876c 100644 (file)
--- a/Documentation/devicetree/bindings/pinctrl/marvell,armada-38x-pinctrl.txt
+++ b/Documentation/devicetree/bindings/pinctrl/marvell,armada-38x-pinctrl.txt
@@ -66,9 +66,9 @@ mpp47         47       gpio, sata0(prsnt), sata1(prsnt), sata2(prsnt) [2], sata3
 mpp48         48       gpio, sata0(prsnt), dram(vttctrl), tdm(pclk), audio(mclk), sd0(d4), pcie0(clkreq)
 mpp49         49       gpio, sata2(prsnt) [2], sata3(prsnt) [2], tdm(fsync), audio(lrclk), sd0(d5), pcie1(clkreq)
 mpp50         50       gpio, pcie0(rstout), tdm(drx), audio(extclk), sd0(cmd)
-mpp51         51       gpio, tdm(dtx), audio(sdo), dram(deccerr)
-mpp52         52       gpio, pcie0(rstout), tdm(int), audio(sdi), sd0(d6)
-mpp53         53       gpio, sata1(prsnt), sata0(prsnt), tdm(rst), audio(bclk), sd0(d7)
+mpp51         51       gpio, tdm(dtx), audio(sdo), dram(deccerr), ptp(trig)
+mpp52         52       gpio, pcie0(rstout), tdm(int), audio(sdi), sd0(d6), ptp(clk)
+mpp53         53       gpio, sata1(prsnt), sata0(prsnt), tdm(rst), audio(bclk), sd0(d7), ptp(evreq)
 mpp54         54       gpio, sata0(prsnt), sata1(prsnt), pcie0(rstout), ge0(txerr), sd0(d3)
 mpp55         55       gpio, ua1(cts), ge(mdio), pcie1(clkreq) [1], spi1(cs1), sd0(d0), ua1(rxd)
 mpp56         56       gpio, ua1(rts), ge(mdc), dram(deccerr), spi1(mosi), ua1(txd)

diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-38x.c b/drivers/pinctrl/mvebu/pinctrl-armada-38x.c
index 370c73b52ea07d28106b7e841355c690a2270cc5..6ec82c62dff792e9e1cebe02d18586d0e75cebfb 100644 (file)
--- a/drivers/pinctrl/mvebu/pinctrl-armada-38x.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-38x.c
@@ -331,20 +331,23 @@ static struct mvebu_mpp_mode armada_38x_mpp_modes[] = {
                 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(3, "tdm",   "dtx",        V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(4, "audio", "sdo",        V_88F6810_PLUS),
-                MPP_VAR_FUNCTION(5, "dram",  "deccerr",    V_88F6810_PLUS)),
+                MPP_VAR_FUNCTION(5, "dram",  "deccerr",    V_88F6810_PLUS),
+                MPP_VAR_FUNCTION(6, "ptp",   "trig",       V_88F6810_PLUS)),
        MPP_MODE(52,
                 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(1, "pcie0", "rstout",     V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(3, "tdm",   "int",        V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(4, "audio", "sdi",        V_88F6810_PLUS),
-                MPP_VAR_FUNCTION(5, "sd0",   "d6",         V_88F6810_PLUS)),
+                MPP_VAR_FUNCTION(5, "sd0",   "d6",         V_88F6810_PLUS),
+                MPP_VAR_FUNCTION(6, "ptp",   "clk",        V_88F6810_PLUS)),
        MPP_MODE(53,
                 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(1, "sata1", "prsnt",      V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(2, "sata0", "prsnt",      V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(3, "tdm",   "rst",        V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(4, "audio", "bclk",       V_88F6810_PLUS),
-                MPP_VAR_FUNCTION(5, "sd0",   "d7",         V_88F6810_PLUS)),
+                MPP_VAR_FUNCTION(5, "sd0",   "d7",         V_88F6810_PLUS),
+                MPP_VAR_FUNCTION(6, "ptp",   "evreq",      V_88F6810_PLUS)),
        MPP_MODE(54,
                 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
                 MPP_VAR_FUNCTION(1, "sata0", "prsnt",      V_88F6810_PLUS),