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Commit 2b01c333 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "pinctrl: qcom: Add sdm429W pinctrl driver"

parents 6ca22ffd 04c6675b
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+211 −0
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Qualcomm Technologies, Inc. SDM429W TLMM block

This binding describes the Top Level Mode Multiplexer block found in the
MSM8937 platform.

- compatible:
	Usage: required
	Value type: <string>
	Definition: must be "qcom,sdm429w-pinctrl"

- reg:
	Usage: required
	Value type: <prop-encoded-array>
	Definition: the base address and size of the TLMM register space
		    provided as "pinctrl_regs".

- reg-names:
	Usage: required
	Value type: <prop-encoded-array>
	Definition: Provides labels for the reg property.

- interrupts:
	Usage: required
	Value type: <prop-encoded-array>
	Definition: should specify the TLMM summary IRQ.

- interrupt-controller:
	Usage: required
	Value type: <none>
	Definition: identifies this node as an interrupt controller

- #interrupt-cells:
	Usage: required
	Value type: <u32>
	Definition: must be 2. Specifying the pin number and flags, as defined
		    in <dt-bindings/interrupt-controller/irq.h>

- gpio-controller:
	Usage: required
	Value type: <none>
	Definition: identifies this node as a gpio controller

- #gpio-cells:
	Usage: required
	Value type: <u32>
	Definition: must be 2. Specifying the pin number and flags, as defined
		    in <dt-bindings/gpio/gpio.h>

Please refer to ../gpio/gpio.txt and ../interrupt-controller/interrupts.txt for
a general description of GPIO and interrupt bindings.

Please refer to pinctrl-bindings.txt in this directory for details of the
common pinctrl bindings used by client devices, including the meaning of the
phrase "pin configuration node".

The pin configuration nodes act as a container for an arbitrary number of
subnodes. Each of these subnodes represents some desired configuration for a
pin, a group, or a list of pins or groups. This configuration can include the
mux function to select on those pin(s)/group(s), and various pin configuration
parameters, such as pull-up, drive strength, etc.


PIN CONFIGURATION NODES:

The name of each subnode is not important; all subnodes should be enumerated
and processed purely based on their content.

Each subnode only affects those parameters that are explicitly listed. In
other words, a subnode that lists a mux function but no pin configuration
parameters implies no information about any pin configuration parameters.
Similarly, a pin subnode that describes a pullup parameter implies no
information about e.g. the mux function.


The following generic properties as defined in pinctrl-bindings.txt are valid
to specify in a pin configuration subnode:

- pins:
	Usage: required
	Value type: <string-array>
	Definition: List of gpio pins affected by the properties specified in
		    this subnode.
		    Valid pins are:
		    gpio0-gpio133,
		    sdc1_clk,
		    sdc1_cmd,
		    sdc1_data,
		    sdc1_rclk,
		    sdc2_clk,
		    sdc2_cmd,
		    sdc2_data,
		    qdsd_clk,
		    qdsd_cmd,
		    qdsd_data0,
		    qdsd_data1,
		    qdsd_data2,
		    qdsd_data3,

- function:
	Usage: required
	Value type: <string>
	Definition: Specify the alternative function to be configured for the
		    specified pins. Functions are only valid for gpio pins.
		    Valid values are:
        qdss_tracedata_b, blsp_uart1, gpio, blsp_spi1, adsp_ext, blsp_i2c1, prng_rosc,
        qdss_cti_trig_out_b0, blsp_spi2, blsp_uart2, blsp_uart3, pbs0, pbs1,
        pwr_modem_enabled_b, blsp_i2c3, gcc_gp2_clk_b, ldo_update,
        atest_combodac_to_gpio_native, ldo_en, blsp_i2c2, gcc_gp1_clk_b, pbs2,
        atest_gpsadc_dtest0_native, blsp_spi3, gcc_gp3_clk_b, blsp_spi4, blsp_uart4,
        sec_mi2s, pwr_nav_enabled_b, codec_mad, pwr_crypto_enabled_b, blsp_i2c4,
        blsp_spi5, blsp_uart5, qdss_traceclk_a, atest_bbrx1, m_voc,
        qdss_cti_trig_in_a0, qdss_cti_trig_in_b0, blsp_i2c6, qdss_traceclk_b,
        atest_wlan0, atest_wlan1, atest_bbrx0, blsp_i2c5, qdss_tracectl_a,
        atest_gpsadc_dtest1_native, qdss_tracedata_a, blsp_spi6, blsp_uart6,
        qdss_tracectl_b, mdp_vsync, pri_mi2s_mclk_a, sec_mi2s_mclk_a, cam_mclk,
        cci_i2c, pwr_modem_enabled_a, cci_timer0, cci_timer1, cam1_standby,
        pwr_nav_enabled_a, cam1_rst, pwr_crypto_enabled_a, forced_usb,
        qdss_cti_trig_out_b1, cam2_rst, webcam_standby, cci_async, webcam_rst,
        ov_ldo, sd_write, accel_int, gcc_gp1_clk_a, alsp_int, gcc_gp2_clk_a,
        mag_int, gcc_gp3_clk_a, blsp6_spi, fp_int, qdss_cti_trig_in_b1, uim_batt,
        cam2_standby, uim1_data, uim1_clk, uim1_reset, uim1_present, uim2_data,
        uim2_clk, uim2_reset, uim2_present, sensor_rst, mipi_dsi0, smb_int,
        cam0_ldo, us_euro, atest_char3, dbg_out, bimc_dte0, ts_resout, ts_sample,
        sec_mi2s_mclk_b, pri_mi2s, sdcard_det, atest_char1, ebi_cdc, audio_reset,
        atest_char0, audio_ref, cdc_pdm0, pri_mi2s_mclk_b, lpass_slimbus,
        lpass_slimbus0, lpass_slimbus1, codec_int1, codec_int2, wcss_bt,
        atest_char2, ebi_ch0, wcss_wlan2, wcss_wlan1, wcss_wlan0, wcss_wlan,
        wcss_fm, ext_lpass, cri_trng, cri_trng1, cri_trng0, blsp_spi7, blsp_uart7,
        pri_mi2s_ws, blsp_i2c7, gcc_tlmm, dmic0_clk, dmic0_data, key_volp,
        qdss_cti_trig_in_a1, us_emitter, wsa_irq, wsa_io, wsa_reset, blsp_spi8,
        blsp_uart8, blsp_i2c8, gcc_plltest, nav_pps_in_a, pa_indicator, modem_tsync,
        nav_tsync, nav_pps_in_b, nav_pps, gsm0_tx, atest_char, atest_tsens,
        bimc_dte1, ssbi_wtr1, fp_gpio, coex_uart, key_snapshot, key_focus, nfc_pwr,
        blsp8_spi, qdss_cti_trig_out_a0, qdss_cti_trig_out_a1

- bias-disable:
	Usage: optional
	Value type: <none>
	Definition: The specified pins should be configued as no pull.

- bias-pull-down:
	Usage: optional
	Value type: <none>
	Definition: The specified pins should be configued as pull down.

- bias-pull-up:
	Usage: optional
	Value type: <none>
	Definition: The specified pins should be configued as pull up.

- output-high:
	Usage: optional
	Value type: <none>
	Definition: The specified pins are configured in output mode, driven
		    high.
		    Not valid for sdc pins.

- output-low:
	Usage: optional
	Value type: <none>
	Definition: The specified pins are configured in output mode, driven
		    low.
		    Not valid for sdc pins.

- drive-strength:
	Usage: optional
	Value type: <u32>
	Definition: Selects the drive strength for the specified pins, in mA.
		    Valid values are: 2, 4, 6, 8, 10, 12, 14 and 16

Example:

	tlmm: pinctrl@1000000 {
		compatible = "qcom,sdm429w-pinctrl";
		reg = <0x1000000 0x300000>;
		reg-names = "pinctrl_regs";
		interrupts = <0 208 0>;
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-controller;
		#interrupt-cells = <2>;

		pmx-uartconsole {
			uart_console_active: uart_console_active {
				mux {
					pins = "gpio4", "gpio5";
					function = "blsp_uart2";
				};

				config {
					pins = "gpio4", "gpio5";
					drive-strength = <2>;
					bias-disable;
				};
			};

			uart_console_sleep: uart_console_sleep {
				mux {
					pins = "gpio4", "gpio5";
					function = "blsp_uart2";
				};

				config {
					pins = "gpio4", "gpio5";
					drive-strength = <2>;
					bias-pull-down;
				};
			};

		};
	};
+36 −0
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@@ -227,5 +227,41 @@ config ARCH_MDM9607
	select HWSPINLOCK
	select HWSPINLOCK
	select HAVE_CLK_PREPARE
	select HAVE_CLK_PREPARE


config ARCH_SDM429W
	bool "Enable support for SDM429W"
	select CPU_V7
	select CLKDEV_LOOKUP
	select HAVE_CLK
	select HAVE_CLK_PREPARE
	select PM_OPP
	select SOC_BUS
	select MSM_IRQ
	select THERMAL_WRITABLE_TRIPS
	select ARM_GIC
	select ARM_AMBA
	select SPARSE_IRQ
	select MULTI_IRQ_HANDLER
	select HAVE_ARM_ARCH_TIMER
	select MAY_HAVE_SPARSE_IRQ
	select COMMON_CLK
	select COMMON_CLK_QCOM
	select QCOM_GDSC
	select PINCTRL_MSM
	select USE_PINCTRL_IRQ
	select MSM_PM if PM
	select QMI_ENCDEC
	select CPU_FREQ
	select PM_DEVFREQ
	select MSM_DEVFREQ_DEVBW
	select DEVFREQ_SIMPLE_DEV
	select DEVFREQ_GOV_MSM_BW_HWMON
	select MSM_QDSP6V2_CODECS
	select MSM_AUDIO_QDSP6V2 if SND_SOC
	select MSM_RPM_SMD
	select PCI
	select MSM_JTAG_MM if CORESIGHT_ETM
	select MSM_RPM_LOG
	select MSM_RPM_STATS_LOG

endmenu
endmenu
endif
endif
+1 −0
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@@ -2,6 +2,7 @@ obj-$(CONFIG_USE_OF) += board-dt.o
obj-$(CONFIG_SMP)	+= platsmp.o
obj-$(CONFIG_SMP)	+= platsmp.o
obj-$(CONFIG_ARCH_QCS405) += board-qcs405.o
obj-$(CONFIG_ARCH_QCS405) += board-qcs405.o
obj-$(CONFIG_ARCH_QCS403) += board-qcs403.o
obj-$(CONFIG_ARCH_QCS403) += board-qcs403.o
obj-$(CONFIG_ARCH_SDM429W) += board-sdm429w.o
obj-$(CONFIG_ARCH_TRINKET) += board-trinket.o
obj-$(CONFIG_ARCH_TRINKET) += board-trinket.o
obj-$(CONFIG_ARCH_SDXPRAIRIE) += board-sdxprairie.o
obj-$(CONFIG_ARCH_SDXPRAIRIE) += board-sdxprairie.o
obj-$(CONFIG_ARCH_MDM9607) += board-mdm9607.o
obj-$(CONFIG_ARCH_MDM9607) += board-mdm9607.o
+35 −0
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/* Copyright (c) 2020, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#include <linux/kernel.h>
#include "board-dt.h"
#include <asm/mach/map.h>
#include <asm/mach/arch.h>

static const char *sdm429w_dt_match[] __initconst = {
	"qcom,sdm429",
	"qcom,sda429",
	"qcom,sdm429w",
	"qcom,sda429w",
	NULL
};

static void __init sdm429w_init(void)
{
	board_dt_populate(NULL);
}

DT_MACHINE_START(SDM429W_DT,
	"Qualcomm Technologies, Inc. QCS403 (Flattened Device Tree)")
	.init_machine           = sdm429w_init,
	.dt_compat              = sdm429w_dt_match,
MACHINE_END
+12 −0
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@@ -233,6 +233,18 @@ config ARCH_TRINKET
	  This enables support for the TRINKET chipset. If you do not
	  This enables support for the TRINKET chipset. If you do not
	  wish to build a kernel that runs on this chipset, say 'N' here.
	  wish to build a kernel that runs on this chipset, say 'N' here.


config ARCH_SDM429W
	bool "Enable Support for Qualcomm Technologies Inc. SDM429W"
	depends on ARCH_QCOM
	select CPU_FREQ_QCOM
	select COMMON_CLK
	select COMMON_CLK_QCOM
	help
	  This configuration option enables support to build kernel for
	  SDM429W SoC.
	  If you do not wish to build a kernel that runs on this chipset,
	  say 'N' here.

config ARCH_REALTEK
config ARCH_REALTEK
	bool "Realtek Platforms"
	bool "Realtek Platforms"
	help
	help
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