[PATCH 14/31] ARM: tegra: colibri_t20: pinmux clean-up

From: Marcel Ziswiler
Date: Wed Aug 29 2018 - 04:15:03 EST

From: Marcel Ziswiler <marcel.ziswiler@xxxxxxxxxxx>

Just cosmetic pinmux clean-up.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@xxxxxxxxxxx>

---

arch/arm/boot/dts/tegra20-colibri-iris.dts | 10 +-
arch/arm/boot/dts/tegra20-colibri.dtsi | 283 ++++++++++++++++++++---------
2 files changed, 200 insertions(+), 93 deletions(-)

diff --git a/arch/arm/boot/dts/tegra20-colibri-iris.dts b/arch/arm/boot/dts/tegra20-colibri-iris.dts
index 194f40646a83..f2f01b0d9336 100644
--- a/arch/arm/boot/dts/tegra20-colibri-iris.dts
+++ b/arch/arm/boot/dts/tegra20-colibri-iris.dts
@@ -29,23 +29,23 @@

pinmux@70000014 {
state_default: pinmux {
- hdint {
+ ddc {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};

- i2cddc {
+ hotplug_detect {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};

- sdio4 {
+ mmc {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};

- uarta {
+ uart_a {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};

- uartd {
+ uart_b {
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
};
diff --git a/arch/arm/boot/dts/tegra20-colibri.dtsi b/arch/arm/boot/dts/tegra20-colibri.dtsi
index ba84184e09b8..2e6ecc3040f7 100644
--- a/arch/arm/boot/dts/tegra20-colibri.dtsi
+++ b/arch/arm/boot/dts/tegra20-colibri.dtsi
@@ -29,175 +29,282 @@
pinctrl-0 = <&state_default>;

state_default: pinmux {
+ /* Analogue Audio AC97 to WM9712 (On-module) */
audio_refclk {
nvidia,pins = "cdev1";
nvidia,function = "plla_out";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- crt {
- nvidia,pins = "crtp";
- nvidia,function = "crt";
- nvidia,pull = <TEGRA_PIN_PULL_NONE>;
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
- };
dap3 {
nvidia,pins = "dap3";
nvidia,function = "dap3";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- displaya {
- nvidia,pins = "ld0", "ld1", "ld2", "ld3",
- "ld4", "ld5", "ld6", "ld7", "ld8",
- "ld9", "ld10", "ld11", "ld12", "ld13",
- "ld14", "ld15", "ld16", "ld17",
- "lhs", "lpw0", "lpw2", "lsc0",
- "lsc1", "lsck", "lsda", "lspi", "lvs";
- nvidia,function = "displaya";
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
- };
- gpio_dte {
- nvidia,pins = "dte";
- nvidia,function = "rsvd1";
- nvidia,pull = <TEGRA_PIN_PULL_NONE>;
- nvidia,tristate = <TEGRA_PIN_DISABLE>;
- };
- gpio_gmi {
- nvidia,pins = "ata", "atc", "atd", "ate",
- "dap1", "dap2", "dap4", "gpu", "irrx",
- "irtx", "spia", "spib", "spic";
- nvidia,function = "gmi";
+
+ /*
+ * AC97_RESET, ULPI_RESET, AC97_INT aka WM9712 GENIRQ
+ * (All on-module), SODIMM Pin 45 Wakeup
+ */
+ gpio_uac {
+ nvidia,pins = "uac";
+ nvidia,function = "rsvd2";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
+
+ /*
+ * Buffer Enables for nPWE and RDnWR (On-module,
+ * see GPIO hogging further down below)
+ */
gpio_pta {
nvidia,pins = "pta";
nvidia,function = "rsvd4";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- gpio_uac {
- nvidia,pins = "uac";
- nvidia,function = "rsvd2";
- nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+
+ /*
+ * CLK_32K_OUT, CORE_PWR_REQ, CPU_PWR_REQ, PWR_INT_N,
+ * SYS_CLK_REQ (All on-module)
+ */
+ pmc {
+ nvidia,pins = "pmc";
+ nvidia,function = "pwr_on";
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- hdint {
- nvidia,pins = "hdint";
- nvidia,function = "hdmi";
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
+
+ /* Colibri Address/Data Bus (GMI) */
+ gpio_gmi {
+ nvidia,pins = "ata", "atc", "atd", "ate",
+ "dap1", "dap2", "dap4", "gpu", "irrx",
+ "irtx", "spia", "spib", "spic";
+ nvidia,function = "gmi";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- i2c1 {
- nvidia,pins = "rm";
- nvidia,function = "i2c1";
+
+ /* Colibri BL_ON */
+ bl_on {
+ nvidia,pins = "dta";
+ nvidia,function = "vi";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- i2c3 {
- nvidia,pins = "dtf";
- nvidia,function = "i2c3";
- nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+
+ /* Colibri Backlight PWM<A>, PWM<B> */
+ pwm_a_b {
+ nvidia,pins = "sdc";
+ nvidia,function = "pwm";
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- i2cddc {
+
+ /* Colibri DDC */
+ ddc {
nvidia,pins = "ddc";
nvidia,function = "i2c2";
nvidia,pull = <TEGRA_PIN_PULL_UP>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- i2cp {
- nvidia,pins = "i2cp";
- nvidia,function = "i2cp";
+
+ /*
+ * Colibri EXT_IO*
+ * Note: dtf optionally used for I2C3
+ */
+ ext_io {
+ nvidia,pins = "dtf";
+ nvidia,function = "i2c3";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
- nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- irda {
- nvidia,pins = "uad";
- nvidia,function = "irda";
+
+ /*
+ * Colibri Ethernet (On-module)
+ * ULPI EHCI instance 1 USB2_DP/N -> AX88772B
+ */
+ ulpi {
+ nvidia,pins = "uaa", "uab", "uda";
+ nvidia,function = "ulpi";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
- nvidia,tristate = <TEGRA_PIN_ENABLE>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- nand {
- nvidia,pins = "kbca", "kbcc", "kbcd",
- "kbce", "kbcf";
- nvidia,function = "nand";
+ ulpi_refclk {
+ nvidia,pins = "cdev2";
+ nvidia,function = "pllp_out4";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- owc {
- nvidia,pins = "owc";
- nvidia,function = "owr";
+
+ /* Colibri HOTPLUG_DETECT (HDMI) */
+ hotplug_detect {
+ nvidia,pins = "hdint";
+ nvidia,function = "hdmi";
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
+ };
+
+ /* Colibri I2C */
+ i2c {
+ nvidia,pins = "rm";
+ nvidia,function = "i2c1";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- pmc {
- nvidia,pins = "pmc";
- nvidia,function = "pwr_on";
- nvidia,tristate = <TEGRA_PIN_DISABLE>;
+
+ /* Colibri LCD (L_* resp. LDD<*>) */
+ lcd {
+ nvidia,pins = "ld0", "ld1", "ld2", "ld3",
+ "ld4", "ld5", "ld6", "ld7",
+ "ld8", "ld9", "ld10", "ld11",
+ "ld12", "ld13", "ld14", "ld15",
+ "ld16", "ld17", "lhs", "lpw0",
+ "lpw2", "lsc0", "lsc1", "lsck",
+ "lsda", "lspi", "lvs";
+ nvidia,function = "displaya";
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- pwm {
- nvidia,pins = "sdb", "sdc", "sdd";
- nvidia,function = "pwm";
+
+ /* Colibri MMC */
+ mmc {
+ nvidia,pins = "atb", "gma";
+ nvidia,function = "sdio4";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- sdio4 {
- nvidia,pins = "atb", "gma", "gme";
+
+ /* Colibri MMC (Optional 8-bit) */
+ mmc_8bit {
+ nvidia,pins = "gme";
nvidia,function = "sdio4";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- spi1 {
- nvidia,pins = "spid", "spie", "spif";
- nvidia,function = "spi1";
+
+ /*
+ * Colibri Parallel Camera (Optional)
+ * pins multiplexed with others and therefore disabled
+ * Note: dta used for BL_ON by default
+ */
+ cif_mclk {
+ nvidia,pins = "csus";
+ nvidia,function = "vi_sensor_clk";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- spi4 {
+ cif {
+ nvidia,pins = "dtb", "dtc", "dtd";
+ nvidia,function = "vi";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
+ };
+
+ /* Colibri PWM<C>, PWM<D> */
+ pwm_c_d {
+ nvidia,pins = "sdb", "sdd";
+ nvidia,function = "pwm";
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
+ };
+
+ /* Colibri SSP */
+ ssp {
nvidia,pins = "slxa", "slxc", "slxd", "slxk";
nvidia,function = "spi4";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- uarta {
+
+ /* Colibri UART-A */
+ uart_a {
nvidia,pins = "sdio1";
nvidia,function = "uarta";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- uartd {
+
+ /* Colibri UART-B */
+ uart_b {
nvidia,pins = "gmc";
nvidia,function = "uartd";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- ulpi {
- nvidia,pins = "uaa", "uab", "uda";
- nvidia,function = "ulpi";
+
+ /* Colibri UART-C */
+ uart_c {
+ nvidia,pins = "uad";
+ nvidia,function = "irda";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
- nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- ulpi_refclk {
- nvidia,pins = "cdev2";
- nvidia,function = "pllp_out4";
+
+ /* Colibri USBH_OC */
+ usbh_oc {
+ nvidia,pins = "spih";
+ nvidia,function = "spi2_alt";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- usb_gpio {
- nvidia,pins = "spig", "spih";
+
+ /* Colibri USBH_PEN */
+ usbh_pen {
+ nvidia,pins = "spig";
nvidia,function = "spi2_alt";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_DISABLE>;
};
- vi {
- nvidia,pins = "dta", "dtb", "dtc", "dtd";
- nvidia,function = "vi";
+
+ /* Colibri VGA not supported */
+ vga {
+ nvidia,pins = "crtp";
+ nvidia,function = "crt";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
- vi_sc {
- nvidia,pins = "csus";
- nvidia,function = "vi_sensor_clk";
+
+ /*
+ * LAN_V_BUS, VDD_FAULT, BATT_FAULT, WM9712 PENDOWN
+ * (All On-module); Colibri CAN_INT
+ */
+ gpio_dte {
+ nvidia,pins = "dte";
+ nvidia,function = "rsvd1";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ /* NAND (On-module) */
+ nand {
+ nvidia,pins = "kbca", "kbcc", "kbcd",
+ "kbce", "kbcf";
+ nvidia,function = "nand";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ /* Onewire (Optional) */
+ owr {
+ nvidia,pins = "owc";
+ nvidia,function = "owr";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
+ };
+
+ /* Power I2C (On-module) */
+ i2cp {
+ nvidia,pins = "i2cp";
+ nvidia,function = "i2cp";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+
+ /*
+ * SPI1 (Optional)
+ * Note: spid and spie used for Colibri Address/Data
+ * Bus (GMI)
+ */
+ spi1 {
+ nvidia,pins = "spid", "spie", "spif";
+ nvidia,function = "spi1";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
nvidia,tristate = <TEGRA_PIN_ENABLE>;
};
--
2.14.4