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authorLinus Walleij <linus.walleij@linaro.org>2013-11-13 14:45:06 +0100
committerLinus Walleij <linus.walleij@linaro.org>2013-11-26 21:01:55 +0100
commit70b41abc151f9cd06cfb2f7f6cd726753db99484 (patch)
treeffd929ad11813bed6e0f93c85482d041bea36f8d /arch/arm/boot/dts/ste-href-family-pinctrl.dtsi
parent1e66235330ff1bdc372647f47a414a3d3952dffb (diff)
ARM: ux500: move MSP pin control to the device tree
This moves the static, device-tied pin control configuration out of the board file board-mop500-pins.c and into the device tree. Add nodes for MSP0 and MSP2 on the HREF and Snowball so we can reference the pins properly. Cc: Lee Jones <lee.jones@linaro.org> Cc: Patrice Chotard <patrice.chotard@st.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts/ste-href-family-pinctrl.dtsi')
-rw-r--r--arch/arm/boot/dts/ste-href-family-pinctrl.dtsi63
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ste-href-family-pinctrl.dtsi b/arch/arm/boot/dts/ste-href-family-pinctrl.dtsi
index 23583b0546d9..7408d3a898a5 100644
--- a/arch/arm/boot/dts/ste-href-family-pinctrl.dtsi
+++ b/arch/arm/boot/dts/ste-href-family-pinctrl.dtsi
@@ -425,6 +425,69 @@
};
};
};
+
+ /*
+ * Multi-rate serial ports (MSPs) - MSP3 output is internal and
+ * cannot be muxed onto any pins.
+ */
+ msp0 {
+ msp0_default_mode: msp0_default {
+ default_msp0_mux {
+ ste,function = "msp0";
+ ste,pins = "msp0txrx_a_1", "msp0tfstck_a_1";
+ };
+ default_msp0_cfg {
+ ste,pins =
+ "GPIO12_AC4", /* TXD */
+ "GPIO15_AC3", /* RXD */
+ "GPIO13_AF3", /* TFS */
+ "GPIO14_AE3"; /* TCK */
+ ste,config = <&in_nopull>;
+ };
+ };
+ };
+
+ msp1 {
+ msp1_default_mode: msp1_default {
+ default_mux {
+ ste,function = "msp1";
+ ste,pins = "msp1txrx_a_1", "msp1_a_1";
+ };
+ default_cfg1 {
+ ste,pins = "GPIO33_AF2";
+ ste,config = <&out_lo>;
+ };
+ default_cfg2 {
+ ste,pins =
+ "GPIO34_AE1",
+ "GPIO35_AE2",
+ "GPIO36_AG2";
+ ste,config = <&in_nopull>;
+ };
+
+ };
+ };
+
+ msp2 {
+ msp2_default_mode: msp2_default {
+ /* MSP2 usually used for HDMI audio */
+ default_mux {
+ ste,function = "msp2";
+ ste,pins = "msp2_a_1";
+ };
+ default_cfg1 {
+ ste,pins =
+ "GPIO193_AH27", /* TXD */
+ "GPIO194_AF27", /* TCK */
+ "GPIO195_AG28"; /* TFS */
+ ste,config = <&in_pd>;
+ };
+ default_cfg2 {
+ ste,pins = "GPIO196_AG26"; /* RXD */
+ ste,config = <&out_lo>;
+ };
+ };
+ };
};
};
};