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Commit 64a9d048 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "pinctrl: Add support for msm8937 pinctrl"

parents 4ab88a87 8234f1fd
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Qualcomm Technologies, Inc. MSM8937 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,msm8937-pinctrl"

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

- 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,msm8937-pinctrl";
		reg = <0x1000000 0x300000>;
		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;
				};
			};

		};
	};
+9 −0
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@@ -154,6 +154,15 @@ config ARCH_MSM8953
	  This enables support for the MSM8953 chipset. If you do not
	  wish to build a kernel that runs on this chipset, say 'N' here.

config ARCH_MSM8937
	bool "Enable Support for Qualcomm Technologies Inc. MSM8937"
	depends on ARCH_QCOM
	select CPU_FREQ_QCOM
	select COMMON_CLK_MSM
	help
	  This enables support for the MSM8937 chipset. If you do not
	  wish to build a kernel that runs on this chipset, say 'N' here.

config ARCH_SDM450
	bool "Enable Support for Qualcomm Technologies Inc. SDM450"
	depends on ARCH_QCOM
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@@ -52,6 +52,7 @@ CONFIG_PARTITION_ADVANCED=y
# CONFIG_IOSCHED_DEADLINE is not set
CONFIG_ARCH_QCOM=y
CONFIG_ARCH_MSM8953=y
CONFIG_ARCH_MSM8937=y
CONFIG_ARCH_SDM450=y
CONFIG_ARCH_SDM632=y
CONFIG_SCHED_MC=y
+1 −0
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@@ -56,6 +56,7 @@ CONFIG_PARTITION_ADVANCED=y
# CONFIG_IOSCHED_DEADLINE is not set
CONFIG_ARCH_QCOM=y
CONFIG_ARCH_MSM8953=y
CONFIG_ARCH_MSM8937=y
CONFIG_ARCH_SDM450=y
CONFIG_ARCH_SDM632=y
CONFIG_SCHED_MC=y
+10 −0
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@@ -89,6 +89,16 @@ config PINCTRL_MSM8953
	  Technologies Inc MSM8953 platform.
	  If unsure say N.

config PINCTRL_MSM8937
	tristate "Qualcomm Technologies Inc MSM8937 pin controller driver"
	depends on GPIOLIB && OF
	select PINCTRL_MSM
	help
	  This is the pinctrl, pinmux, pinconf and gpiolib driver for the
	  Qualcomm Technologies Inc TLMM block found on the Qualcomm
	  Technologies Inc MSM8937 platform.
	  If unsure say N.

config PINCTRL_SDM845
	tristate "Qualcomm Technologies Inc SDM845 pin controller driver"
	depends on GPIOLIB && OF
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