[PATCH v4 07/11] arm64: dts: Add pinctrl DT nodes for Stingray SOC

From: Anup Patel
Date: Mon May 22 2017 - 08:01:51 EST

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From: Pramod Kumar <pramod.kumar@xxxxxxxxxxxx>

This patch adds pinctrl and pinmux related DT nodes for
Stingray SOC.

For manageability, pinctrl and pinmum DT nodes are added
as separate DTSi file and included in main DTSi file.

Signed-off-by: Pramod Kumar <pramod.kumar@xxxxxxxxxxxx>
Signed-off-by: Anup Patel <anup.patel@xxxxxxxxxxxx>
Reviewed-by: Ray Jui <ray.jui@xxxxxxxxxxxx>
Reviewed-by: Vikram Prakash <vikram.prakash@xxxxxxxxxxxx>
Reviewed-by: Scott Branden <scott.branden@xxxxxxxxxxxx>
---
.../dts/broadcom/stingray/stingray-pinctrl.dtsi | 345 +++++++++++++++++++++
.../arm64/boot/dts/broadcom/stingray/stingray.dtsi | 2 +
.../dt-bindings/pinctrl/brcm,pinctrl-stingray.h | 68 ++++
3 files changed, 415 insertions(+)
create mode 100644 arch/arm64/boot/dts/broadcom/stingray/stingray-pinctrl.dtsi
create mode 100644 include/dt-bindings/pinctrl/brcm,pinctrl-stingray.h

diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray-pinctrl.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray-pinctrl.dtsi
new file mode 100644
index 0000000..af5d480
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/stingray/stingray-pinctrl.dtsi
@@ -0,0 +1,345 @@
+/*
+ * BSD LICENSE
+ *
+ * Copyright(c) 2016-2017 Broadcom. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Broadcom nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <dt-bindings/pinctrl/brcm,pinctrl-stingray.h>
+
+ pinconf: pinconf@68a40000 {
+ compatible = "pinconf-single";
+ reg = <0x00140000 0x250>;
+ pinctrl-single,register-width = <32>;
+
+ /* pinconf functions */
+ };
+
+ pinmux: pinmux@68a4029c {
+ compatible = "pinctrl-single";
+ reg = <0x0014029c 0x250>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ pinctrl-single,register-width = <32>;
+ pinctrl-single,function-mask = <0xf>;
+ pinctrl-single,gpio-range = <
+ &range 0 154 MODE_GPIO
+ >;
+ range: gpio-range {
+ #pinctrl-single,gpio-range-cells = <3>;
+ };
+
+ /* pinctrl functions */
+ tsio_pins: pinmux_gpio_14 {
+ pinctrl-single,pins = <
+ 0x038 MODE_NITRO /* tsio_0 */
+ 0x03c MODE_NITRO /* tsio_1 */
+ >;
+ };
+
+ nor_pins: pinmux_pnor_adv_n {
+ pinctrl-single,pins = <
+ 0x0ac MODE_PNOR /* nand_ce1_n */
+ 0x0b0 MODE_PNOR /* nand_ce0_n */
+ 0x0b4 MODE_PNOR /* nand_we_n */
+ 0x0b8 MODE_PNOR /* nand_wp_n */
+ 0x0bc MODE_PNOR /* nand_re_n */
+ 0x0c0 MODE_PNOR /* nand_rdy_bsy_n */
+ 0x0c4 MODE_PNOR /* nand_io0_0 */
+ 0x0c8 MODE_PNOR /* nand_io1_0 */
+ 0x0cc MODE_PNOR /* nand_io2_0 */
+ 0x0d0 MODE_PNOR /* nand_io3_0 */
+ 0x0d4 MODE_PNOR /* nand_io4_0 */
+ 0x0d8 MODE_PNOR /* nand_io5_0 */
+ 0x0dc MODE_PNOR /* nand_io6_0 */
+ 0x0e0 MODE_PNOR /* nand_io7_0 */
+ 0x0e4 MODE_PNOR /* nand_io8_0 */
+ 0x0e8 MODE_PNOR /* nand_io9_0 */
+ 0x0ec MODE_PNOR /* nand_io10_0 */
+ 0x0f0 MODE_PNOR /* nand_io11_0 */
+ 0x0f4 MODE_PNOR /* nand_io12_0 */
+ 0x0f8 MODE_PNOR /* nand_io13_0 */
+ 0x0fc MODE_PNOR /* nand_io14_0 */
+ 0x100 MODE_PNOR /* nand_io15_0 */
+ 0x104 MODE_PNOR /* nand_ale_0 */
+ 0x108 MODE_PNOR /* nand_cle_0 */
+ 0x040 MODE_PNOR /* pnor_adv_n */
+ 0x044 MODE_PNOR /* pnor_baa_n */
+ 0x048 MODE_PNOR /* pnor_bls_0_n */
+ 0x04c MODE_PNOR /* pnor_bls_1_n */
+ 0x050 MODE_PNOR /* pnor_cre */
+ 0x054 MODE_PNOR /* pnor_cs_2_n */
+ 0x058 MODE_PNOR /* pnor_cs_1_n */
+ 0x05c MODE_PNOR /* pnor_cs_0_n */
+ 0x060 MODE_PNOR /* pnor_we_n */
+ 0x064 MODE_PNOR /* pnor_oe_n */
+ 0x068 MODE_PNOR /* pnor_intr */
+ 0x06c MODE_PNOR /* pnor_dat_0 */
+ 0x070 MODE_PNOR /* pnor_dat_1 */
+ 0x074 MODE_PNOR /* pnor_dat_2 */
+ 0x078 MODE_PNOR /* pnor_dat_3 */
+ 0x07c MODE_PNOR /* pnor_dat_4 */
+ 0x080 MODE_PNOR /* pnor_dat_5 */
+ 0x084 MODE_PNOR /* pnor_dat_6 */
+ 0x088 MODE_PNOR /* pnor_dat_7 */
+ 0x08c MODE_PNOR /* pnor_dat_8 */
+ 0x090 MODE_PNOR /* pnor_dat_9 */
+ 0x094 MODE_PNOR /* pnor_dat_10 */
+ 0x098 MODE_PNOR /* pnor_dat_11 */
+ 0x09c MODE_PNOR /* pnor_dat_12 */
+ 0x0a0 MODE_PNOR /* pnor_dat_13 */
+ 0x0a4 MODE_PNOR /* pnor_dat_14 */
+ 0x0a8 MODE_PNOR /* pnor_dat_15 */
+ >;
+ };
+
+ nand_pins: pinmux_nand_ce1_n {
+ pinctrl-single,pins = <
+ 0x0ac MODE_NAND /* nand_ce1_n */
+ 0x0b0 MODE_NAND /* nand_ce0_n */
+ 0x0b4 MODE_NAND /* nand_we_n */
+ 0x0b8 MODE_NAND /* nand_wp_n */
+ 0x0bc MODE_NAND /* nand_re_n */
+ 0x0c0 MODE_NAND /* nand_rdy_bsy_n */
+ 0x0c4 MODE_NAND /* nand_io0_0 */
+ 0x0c8 MODE_NAND /* nand_io1_0 */
+ 0x0cc MODE_NAND /* nand_io2_0 */
+ 0x0d0 MODE_NAND /* nand_io3_0 */
+ 0x0d4 MODE_NAND /* nand_io4_0 */
+ 0x0d8 MODE_NAND /* nand_io5_0 */
+ 0x0dc MODE_NAND /* nand_io6_0 */
+ 0x0e0 MODE_NAND /* nand_io7_0 */
+ 0x0e4 MODE_NAND /* nand_io8_0 */
+ 0x0e8 MODE_NAND /* nand_io9_0 */
+ 0x0ec MODE_NAND /* nand_io10_0 */
+ 0x0f0 MODE_NAND /* nand_io11_0 */
+ 0x0f4 MODE_NAND /* nand_io12_0 */
+ 0x0f8 MODE_NAND /* nand_io13_0 */
+ 0x0fc MODE_NAND /* nand_io14_0 */
+ 0x100 MODE_NAND /* nand_io15_0 */
+ 0x104 MODE_NAND /* nand_ale_0 */
+ 0x108 MODE_NAND /* nand_cle_0 */
+ >;
+ };
+
+ pwm0_pins: pinmux_pwm_0 {
+ pinctrl-single,pins = <
+ 0x10c MODE_NITRO
+ >;
+ };
+
+ pwm1_pins: pinmux_pwm_1 {
+ pinctrl-single,pins = <
+ 0x110 MODE_NITRO
+ >;
+ };
+
+ pwm2_pins: pinmux_pwm_2 {
+ pinctrl-single,pins = <
+ 0x114 MODE_NITRO
+ >;
+ };
+
+ pwm3_pins: pinmux_pwm_3 {
+ pinctrl-single,pins = <
+ 0x118 MODE_NITRO
+ >;
+ };
+
+ dbu_rxd_pins: pinmux_uart1_sin_nitro {
+ pinctrl-single,pins = <
+ 0x11c MODE_NITRO /* dbu_rxd */
+ 0x120 MODE_NITRO /* dbu_txd */
+ >;
+ };
+
+ uart1_pins: pinmux_uart1_sin_nand {
+ pinctrl-single,pins = <
+ 0x11c MODE_NAND /* uart1_sin */
+ 0x120 MODE_NAND /* uart1_out */
+ >;
+ };
+
+ uart2_pins: pinmux_uart2_sin {
+ pinctrl-single,pins = <
+ 0x124 MODE_NITRO /* uart2_sin */
+ 0x128 MODE_NITRO /* uart2_out */
+ >;
+ };
+
+ uart3_pins: pinmux_uart3_sin {
+ pinctrl-single,pins = <
+ 0x12c MODE_NITRO /* uart3_sin */
+ 0x130 MODE_NITRO /* uart3_out */
+ >;
+ };
+
+ i2s_pins: pinmux_i2s_bitclk {
+ pinctrl-single,pins = <
+ 0x134 MODE_NITRO /* i2s_bitclk */
+ 0x138 MODE_NITRO /* i2s_sdout */
+ 0x13c MODE_NITRO /* i2s_sdin */
+ 0x140 MODE_NITRO /* i2s_ws */
+ 0x144 MODE_NITRO /* i2s_mclk */
+ 0x148 MODE_NITRO /* i2s_spdif_out */
+ >;
+ };
+
+ qspi_pins: pinumx_qspi_hold_n {
+ pinctrl-single,pins = <
+ 0x14c MODE_NAND /* qspi_hold_n */
+ 0x150 MODE_NAND /* qspi_wp_n */
+ 0x154 MODE_NAND /* qspi_sck */
+ 0x158 MODE_NAND /* qspi_cs_n */
+ 0x15c MODE_NAND /* qspi_mosi */
+ 0x160 MODE_NAND /* qspi_miso */
+ >;
+ };
+
+ mdio_pins: pinumx_ext_mdio {
+ pinctrl-single,pins = <
+ 0x164 MODE_NITRO /* ext_mdio */
+ 0x168 MODE_NITRO /* ext_mdc */
+ >;
+ };
+
+ i2c0_pins: pinmux_i2c0_sda {
+ pinctrl-single,pins = <
+ 0x16c MODE_NITRO /* i2c0_sda */
+ 0x170 MODE_NITRO /* i2c0_scl */
+ >;
+ };
+
+ i2c1_pins: pinmux_i2c1_sda {
+ pinctrl-single,pins = <
+ 0x174 MODE_NITRO /* i2c1_sda */
+ 0x178 MODE_NITRO /* i2c1_scl */
+ >;
+ };
+
+ sdio0_pins: pinmux_sdio0_cd_l {
+ pinctrl-single,pins = <
+ 0x17c MODE_NITRO /* sdio0_cd_l */
+ 0x180 MODE_NITRO /* sdio0_clk_sdcard */
+ 0x184 MODE_NITRO /* sdio0_data0 */
+ 0x188 MODE_NITRO /* sdio0_data1 */
+ 0x18c MODE_NITRO /* sdio0_data2 */
+ 0x190 MODE_NITRO /* sdio0_data3 */
+ 0x194 MODE_NITRO /* sdio0_data4 */
+ 0x198 MODE_NITRO /* sdio0_data5 */
+ 0x19c MODE_NITRO /* sdio0_data6 */
+ 0x1a0 MODE_NITRO /* sdio0_data7 */
+ 0x1a4 MODE_NITRO /* sdio0_cmd */
+ 0x1a8 MODE_NITRO /* sdio0_emmc_rst_n */
+ 0x1ac MODE_NITRO /* sdio0_led_on */
+ 0x1b0 MODE_NITRO /* sdio0_wp */
+ >;
+ };
+
+ sdio1_pins: pinmux_sdio1_cd_l {
+ pinctrl-single,pins = <
+ 0x1b4 MODE_NITRO /* sdio1_cd_l */
+ 0x1b8 MODE_NITRO /* sdio1_clk_sdcard */
+ 0x1bc MODE_NITRO /* sdio1_data0 */
+ 0x1c0 MODE_NITRO /* sdio1_data1 */
+ 0x1c4 MODE_NITRO /* sdio1_data2 */
+ 0x1c8 MODE_NITRO /* sdio1_data3 */
+ 0x1cc MODE_NITRO /* sdio1_data4 */
+ 0x1d0 MODE_NITRO /* sdio1_data5 */
+ 0x1d4 MODE_NITRO /* sdio1_data6 */
+ 0x1d8 MODE_NITRO /* sdio1_data7 */
+ 0x1dc MODE_NITRO /* sdio1_cmd */
+ 0x1e0 MODE_NITRO /* sdio1_emmc_rst_n */
+ 0x1e4 MODE_NITRO /* sdio1_led_on */
+ 0x1e8 MODE_NITRO /* sdio1_wp */
+ >;
+ };
+
+ spi0_pins: pinmux_spi0_sck_nand {
+ pinctrl-single,pins = <
+ 0x1ec MODE_NITRO /* spi0_sck */
+ 0x1f0 MODE_NITRO /* spi0_rxd */
+ 0x1f4 MODE_NITRO /* spi0_fss */
+ 0x1f8 MODE_NITRO /* spi0_txd */
+ >;
+ };
+
+ spi1_pins: pinmux_spi1_sck_nand {
+ pinctrl-single,pins = <
+ 0x1fc MODE_NITRO /* spi1_sck */
+ 0x200 MODE_NITRO /* spi1_rxd */
+ 0x204 MODE_NITRO /* spi1_fss */
+ 0x208 MODE_NITRO /* spi1_txd */
+ >;
+ };
+
+ nuart_pins: pinmux_uart0_sin_nitro {
+ pinctrl-single,pins = <
+ 0x20c MODE_NITRO /* nuart_rxd */
+ 0x210 MODE_NITRO /* nuart_txd */
+ >;
+ };
+
+ uart0_pins: pinumux_uart0_sin_nand {
+ pinctrl-single,pins = <
+ 0x20c MODE_NAND /* uart0_sin */
+ 0x210 MODE_NAND /* uart0_out */
+ 0x214 MODE_NAND /* uart0_rts */
+ 0x218 MODE_NAND /* uart0_cts */
+ 0x21c MODE_NAND /* uart0_dtr */
+ 0x220 MODE_NAND /* uart0_dcd */
+ 0x224 MODE_NAND /* uart0_dsr */
+ 0x228 MODE_NAND /* uart0_ri */
+ >;
+ };
+
+ drdu2_pins: pinmux_drdu2_overcurrent {
+ pinctrl-single,pins = <
+ 0x22c MODE_NITRO /* drdu2_overcurrent */
+ 0x230 MODE_NITRO /* drdu2_vbus_ppc */
+ 0x234 MODE_NITRO /* drdu2_vbus_present */
+ 0x238 MODE_NITRO /* drdu2_id */
+ >;
+ };
+
+ drdu3_pins: pinmux_drdu3_overcurrent {
+ pinctrl-single,pins = <
+ 0x23c MODE_NITRO /* drdu3_overcurrent */
+ 0x240 MODE_NITRO /* drdu3_vbus_ppc */
+ 0x244 MODE_NITRO /* drdu3_vbus_present */
+ 0x248 MODE_NITRO /* drdu3_id */
+ >;
+ };
+
+ usb3h_pins: pinmux_usb3h_overcurrent {
+ pinctrl-single,pins = <
+ 0x24c MODE_NITRO /* usb3h_overcurrent */
+ 0x250 MODE_NITRO /* usb3h_vbus_ppc */
+ >;
+ };
+ };
diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
index 003f814..a4afd44 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
+++ b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
@@ -259,6 +259,8 @@
#size-cells = <1>;
ranges = <0x0 0x0 0x68900000 0x17700000>;

+ #include "stingray-pinctrl.dtsi"
+
uart0: uart@68a00000 {
device_type = "serial";
compatible = "snps,dw-apb-uart";
diff --git a/include/dt-bindings/pinctrl/brcm,pinctrl-stingray.h b/include/dt-bindings/pinctrl/brcm,pinctrl-stingray.h
new file mode 100644
index 0000000..caa6c66
--- /dev/null
+++ b/include/dt-bindings/pinctrl/brcm,pinctrl-stingray.h
@@ -0,0 +1,68 @@
+/*
+ * BSD LICENSE
+ *
+ * Copyright(c) 2017 Broadcom Corporation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Broadcom Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __DT_BINDINGS_PINCTRL_BRCM_STINGRAY_H__
+#define __DT_BINDINGS_PINCTRL_BRCM_STINGRAY_H__
+
+/* Alternate functions available in MUX controller */
+#define MODE_NITRO 0
+#define MODE_NAND 1
+#define MODE_PNOR 2
+#define MODE_GPIO 3
+
+/* Pad configuration attribute */
+#define PAD_SLEW_RATE_ENA (1 << 0)
+#define PAD_SLEW_RATE_ENA_MASK (1 << 0)
+
+#define PAD_DRIVE_STRENGTH_2_MA (0 << 1)
+#define PAD_DRIVE_STRENGTH_4_MA (1 << 1)
+#define PAD_DRIVE_STRENGTH_6_MA (2 << 1)
+#define PAD_DRIVE_STRENGTH_8_MA (3 << 1)
+#define PAD_DRIVE_STRENGTH_10_MA (4 << 1)
+#define PAD_DRIVE_STRENGTH_12_MA (5 << 1)
+#define PAD_DRIVE_STRENGTH_14_MA (6 << 1)
+#define PAD_DRIVE_STRENGTH_16_MA (7 << 1)
+#define PAD_DRIVE_STRENGTH_MASK (7 << 1)
+
+#define PAD_PULL_UP_ENA (1 << 4)
+#define PAD_PULL_UP_ENA_MASK (1 << 4)
+
+#define PAD_PULL_DOWN_ENA (1 << 5)
+#define PAD_PULL_DOWN_ENA_MASK (1 << 5)
+
+#define PAD_INPUT_PATH_DIS (1 << 6)
+#define PAD_INPUT_PATH_DIS_MASK (1 << 6)
+
+#define PAD_HYSTERESIS_ENA (1 << 7)
+#define PAD_HYSTERESIS_ENA_MASK (1 << 7)
+
+#endif
--
2.7.4

Next message: Anup Patel: "[PATCH v4 04/11] arm64: dts: Initial DTS files for Broadcom Stingray SOC"
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