From c80efbae6a53d9702630fc5f96662f96a45ca56a Mon Sep 17 00:00:00 2001 From: Stephen Warren Date: Fri, 20 Apr 2012 16:57:38 -0600 Subject: [PATCH 1/3] ARM: dt: tegra: add Whistler device tree file Whistler is a highly configurable Tegra evaluation and development board. This change adds support for the following specific configuration: E1120 motherboard E1108 CPU board E1116 PMU board The motherboard configuration switches are set as follows: SW1=0 SW2=0 SW3=5 S1/S2/S3/S4 all on, except S3 7/8 are off. Other combinations of daugher boards may work to varying degrees, but will likely require some SW adjustment. Signed-off-by: Stephen Warren --- arch/arm/boot/dts/tegra20-whistler.dts | 301 +++++++++++++++++++++++++ arch/arm/mach-tegra/Makefile.boot | 1 + 2 files changed, 302 insertions(+) create mode 100644 arch/arm/boot/dts/tegra20-whistler.dts diff --git a/arch/arm/boot/dts/tegra20-whistler.dts b/arch/arm/boot/dts/tegra20-whistler.dts new file mode 100644 index 000000000000..6916310bf58f --- /dev/null +++ b/arch/arm/boot/dts/tegra20-whistler.dts @@ -0,0 +1,301 @@ +/dts-v1/; + +/include/ "tegra20.dtsi" + +/ { + model = "NVIDIA Tegra2 Whistler evaluation board"; + compatible = "nvidia,whistler", "nvidia,tegra20"; + + memory { + reg = <0x00000000 0x20000000>; + }; + + pinmux { + pinctrl-names = "default"; + pinctrl-0 = <&state_default>; + + state_default: pinmux { + ata { + nvidia,pins = "ata", "atb", "ate", "gma", "gmb", + "gmc", "gmd", "gpu"; + nvidia,function = "gmi"; + }; + atc { + nvidia,pins = "atc", "atd"; + nvidia,function = "sdio4"; + }; + cdev1 { + nvidia,pins = "cdev1"; + nvidia,function = "plla_out"; + }; + cdev2 { + nvidia,pins = "cdev2"; + nvidia,function = "osc"; + }; + crtp { + nvidia,pins = "crtp"; + nvidia,function = "crt"; + }; + csus { + nvidia,pins = "csus"; + nvidia,function = "vi_sensor_clk"; + }; + dap1 { + nvidia,pins = "dap1"; + nvidia,function = "dap1"; + }; + dap2 { + nvidia,pins = "dap2"; + nvidia,function = "dap2"; + }; + dap3 { + nvidia,pins = "dap3"; + nvidia,function = "dap3"; + }; + dap4 { + nvidia,pins = "dap4"; + nvidia,function = "dap4"; + }; + ddc { + nvidia,pins = "ddc"; + nvidia,function = "i2c2"; + }; + dta { + nvidia,pins = "dta", "dtb", "dtc", "dtd"; + nvidia,function = "vi"; + }; + dte { + nvidia,pins = "dte"; + nvidia,function = "rsvd1"; + }; + dtf { + nvidia,pins = "dtf"; + nvidia,function = "i2c3"; + }; + gme { + nvidia,pins = "gme"; + nvidia,function = "dap5"; + }; + gpu7 { + nvidia,pins = "gpu7"; + nvidia,function = "rtck"; + }; + gpv { + nvidia,pins = "gpv"; + nvidia,function = "pcie"; + }; + hdint { + nvidia,pins = "hdint", "pta"; + nvidia,function = "hdmi"; + }; + i2cp { + nvidia,pins = "i2cp"; + nvidia,function = "i2cp"; + }; + irrx { + nvidia,pins = "irrx", "irtx"; + nvidia,function = "uartb"; + }; + kbca { + nvidia,pins = "kbca", "kbcc", "kbce", "kbcf"; + nvidia,function = "kbc"; + }; + kbcb { + nvidia,pins = "kbcb", "kbcd"; + nvidia,function = "sdio2"; + }; + lcsn { + nvidia,pins = "lcsn", "lsck", "lsda", "lsdi", + "spia", "spib", "spic"; + nvidia,function = "spi3"; + }; + ld0 { + nvidia,pins = "ld0", "ld1", "ld2", "ld3", "ld4", + "ld5", "ld6", "ld7", "ld8", "ld9", + "ld10", "ld11", "ld12", "ld13", "ld14", + "ld15", "ld16", "ld17", "ldc", "ldi", + "lhp0", "lhp1", "lhp2", "lhs", "lm0", + "lm1", "lpp", "lpw0", "lpw1", "lpw2", + "lsc0", "lsc1", "lspi", "lvp0", "lvp1", + "lvs"; + nvidia,function = "displaya"; + }; + owc { + nvidia,pins = "owc", "uac"; + nvidia,function = "owr"; + }; + pmc { + nvidia,pins = "pmc"; + nvidia,function = "pwr_on"; + }; + rm { + nvidia,pins = "rm"; + nvidia,function = "i2c1"; + }; + sdb { + nvidia,pins = "sdb", "sdc", "sdd", "slxa", + "slxc", "slxd", "slxk"; + nvidia,function = "sdio3"; + }; + sdio1 { + nvidia,pins = "sdio1"; + nvidia,function = "sdio1"; + }; + spdi { + nvidia,pins = "spdi", "spdo"; + nvidia,function = "rsvd2"; + }; + spid { + nvidia,pins = "spid", "spie", "spig", "spih"; + nvidia,function = "spi2_alt"; + }; + spif { + nvidia,pins = "spif"; + nvidia,function = "spi2"; + }; + uaa { + nvidia,pins = "uaa", "uab"; + nvidia,function = "uarta"; + }; + uad { + nvidia,pins = "uad"; + nvidia,function = "irda"; + }; + uca { + nvidia,pins = "uca", "ucb"; + nvidia,function = "uartc"; + }; + uda { + nvidia,pins = "uda"; + nvidia,function = "spi1"; + }; + conf_ata { + nvidia,pins = "ata", "atb", "atc", "ddc", "gma", + "gmb", "gmc", "gmd", "irrx", "irtx", + "kbca", "kbcb", "kbcc", "kbcd", "kbce", + "kbcf", "sdc", "sdd", "spie", "spig", + "spih", "uaa", "uab", "uad", "uca", + "ucb"; + nvidia,pull = <2>; + nvidia,tristate = <0>; + }; + conf_atd { + nvidia,pins = "atd", "ate", "cdev1", "csus", + "dap1", "dap2", "dap3", "dap4", "dte", + "dtf", "gpu", "gpu7", "gpv", "i2cp", + "rm", "sdio1", "slxa", "slxc", "slxd", + "slxk", "spdi", "spdo", "uac", "uda"; + nvidia,pull = <0>; + nvidia,tristate = <0>; + }; + conf_cdev2 { + nvidia,pins = "cdev2", "spia", "spib"; + nvidia,pull = <1>; + nvidia,tristate = <1>; + }; + conf_ck32 { + nvidia,pins = "ck32", "ddrc", "lc", "pmca", + "pmcb", "pmcc", "pmcd", "xm2c", + "xm2d"; + nvidia,pull = <0>; + }; + conf_crtp { + nvidia,pins = "crtp"; + nvidia,pull = <0>; + nvidia,tristate = <1>; + }; + conf_dta { + nvidia,pins = "dta", "dtb", "dtc", "dtd", + "spid", "spif"; + nvidia,pull = <1>; + nvidia,tristate = <0>; + }; + conf_gme { + nvidia,pins = "gme", "owc", "pta", "spic"; + nvidia,pull = <2>; + nvidia,tristate = <1>; + }; + conf_ld17_0 { + nvidia,pins = "ld17_0", "ld19_18", "ld21_20", + "ld23_22"; + nvidia,pull = <1>; + }; + conf_ls { + nvidia,pins = "ls", "pmce"; + nvidia,pull = <2>; + }; + drive_dap1 { + nvidia,pins = "drive_dap1"; + nvidia,high-speed-mode = <0>; + nvidia,schmitt = <1>; + nvidia,low-power-mode = <0>; + nvidia,pull-down-strength = <0>; + nvidia,pull-up-strength = <0>; + nvidia,slew-rate-rising = <0>; + nvidia,slew-rate-falling = <0>; + }; + }; + }; + + i2s@70002800 { + status = "okay"; + }; + + serial@70006000 { + status = "okay"; + clock-frequency = <216000000>; + }; + + i2c@7000d000 { + status = "okay"; + clock-frequency = <100000>; + + codec: codec@1a { + compatible = "wlf,wm8753"; + reg = <0x1a>; + }; + + tca6416: gpio@20 { + compatible = "ti,tca6416"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + }; + + usb@c5000000 { + status = "okay"; + nvidia,vbus-gpio = <&tca6416 0 0>; /* GPIO_PMU0 */ + }; + + usb@c5008000 { + status = "okay"; + nvidia,vbus-gpio = <&tca6416 1 0>; /* GPIO_PMU1 */ + }; + + sdhci@c8000400 { + status = "okay"; + wp-gpios = <&gpio 173 0>; /* gpio PV5 */ + bus-width = <8>; + }; + + sdhci@c8000600 { + status = "okay"; + bus-width = <8>; + }; + + sound { + compatible = "nvidia,tegra-audio-wm8753-whistler", + "nvidia,tegra-audio-wm8753"; + nvidia,model = "NVIDIA Tegra Whistler"; + + nvidia,audio-routing = + "Headphone Jack", "LOUT1", + "Headphone Jack", "ROUT1", + "MIC2", "Mic Jack", + "MIC2N", "Mic Jack"; + + nvidia,i2s-controller = <&tegra_i2s1>; + nvidia,audio-codec = <&codec>; + }; +}; diff --git a/arch/arm/mach-tegra/Makefile.boot b/arch/arm/mach-tegra/Makefile.boot index 8040345bd971..435f00ca3c58 100644 --- a/arch/arm/mach-tegra/Makefile.boot +++ b/arch/arm/mach-tegra/Makefile.boot @@ -7,4 +7,5 @@ dtb-$(CONFIG_MACH_PAZ00) += tegra20-paz00.dtb dtb-$(CONFIG_MACH_SEABOARD) += tegra20-seaboard.dtb dtb-$(CONFIG_MACH_TRIMSLICE) += tegra20-trimslice.dtb dtb-$(CONFIG_MACH_VENTANA) += tegra20-ventana.dtb +dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20-whistler.dtb dtb-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30-cardhu.dtb From a18cf6dcbf6160fe4b39449f996f9f3ed37198cc Mon Sep 17 00:00:00 2001 From: Stephen Warren Date: Mon, 16 Apr 2012 17:41:17 -0600 Subject: [PATCH 2/3] ARM: dt: tegra: seaboard: instantiate pinctrl-based I2C bus mux Tegra's I2C2 controller can be routed to either the PTA or DDC pin group on Seaboard. Define the pinctrl state nodes required to allow runtime control of this routing. Instantiate a pinctrl-i2cmux I2C bus mux that uses these pinctrl states. Signed-off-by: Stephen Warren --- arch/arm/boot/dts/tegra20-seaboard.dts | 75 ++++++++++++++++++++++---- 1 file changed, 64 insertions(+), 11 deletions(-) diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index b797901d040d..1e1939f1495b 100644 --- a/arch/arm/boot/dts/tegra20-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -64,11 +64,6 @@ nvidia,pins = "dap4"; nvidia,function = "dap4"; }; - ddc { - nvidia,pins = "ddc", "owc", "spdi", "spdo", - "uac"; - nvidia,function = "rsvd2"; - }; dta { nvidia,pins = "dta", "dtb", "dtc", "dtd", "dte"; nvidia,function = "vi"; @@ -129,14 +124,14 @@ "lspi", "lvp1", "lvs"; nvidia,function = "displaya"; }; + owc { + nvidia,pins = "owc", "spdi", "spdo", "uac"; + nvidia,function = "rsvd2"; + }; pmc { nvidia,pins = "pmc"; nvidia,function = "pwr_on"; }; - pta { - nvidia,pins = "pta"; - nvidia,function = "i2c2"; - }; rm { nvidia,pins = "rm"; nvidia,function = "i2c1"; @@ -176,7 +171,7 @@ conf_ata { nvidia,pins = "ata", "atb", "atc", "atd", "cdev1", "cdev2", "dap1", "dap2", - "dap4", "dtf", "gma", "gmc", "gmd", + "dap4", "ddc", "dtf", "gma", "gmc", "gmd", "gme", "gpu", "gpu7", "i2cp", "irrx", "irtx", "pta", "rm", "sdc", "sdd", "slxd", "slxk", "spdi", "spdo", "uac", @@ -185,7 +180,7 @@ nvidia,tristate = <0>; }; conf_ate { - nvidia,pins = "ate", "csus", "dap3", "ddc", + nvidia,pins = "ate", "csus", "dap3", "gpv", "owc", "slxc", "spib", "spid", "spie"; nvidia,pull = <0>; @@ -255,6 +250,39 @@ nvidia,slew-rate-falling = <3>; }; }; + + state_i2cmux_ddc: pinmux_i2cmux_ddc { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "i2c2"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "rsvd4"; + }; + }; + + state_i2cmux_pta: pinmux_i2cmux_pta { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "rsvd4"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "i2c2"; + }; + }; + + state_i2cmux_idle: pinmux_i2cmux_idle { + ddc { + nvidia,pins = "ddc"; + nvidia,function = "rsvd4"; + }; + pta { + nvidia,pins = "pta"; + nvidia,function = "rsvd4"; + }; + }; }; i2s@70002800 { @@ -312,6 +340,31 @@ }; }; + i2cmux { + compatible = "i2c-mux-pinctrl"; + #address-cells = <1>; + #size-cells = <0>; + + i2c-parent = <&{/i2c@7000c400}>; + + pinctrl-names = "ddc", "pta", "idle"; + pinctrl-0 = <&state_i2cmux_ddc>; + pinctrl-1 = <&state_i2cmux_pta>; + pinctrl-2 = <&state_i2cmux_idle>; + + i2c@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + }; + + i2c@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + }; + }; + i2c@7000c500 { status = "okay"; clock-frequency = <400000>; From 0879c5f72f0a3905d08081e8a2c38e69896b0d5e Mon Sep 17 00:00:00 2001 From: Stephen Warren Date: Wed, 25 Apr 2012 16:57:28 -0600 Subject: [PATCH 3/3] ARM: dt: tegra seaboard: move battery monitor to mux'd I2C bus. Signed-off-by: Stephen Warren --- arch/arm/boot/dts/tegra20-seaboard.dts | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index 1e1939f1495b..85e621ab2968 100644 --- a/arch/arm/boot/dts/tegra20-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -331,13 +331,6 @@ i2c@7000c400 { status = "okay"; clock-frequency = <100000>; - - smart-battery@b { - compatible = "ti,bq20z75", "smart-battery-1.1"; - reg = <0xb>; - ti,i2c-retry-count = <2>; - ti,poll-retry-count = <10>; - }; }; i2cmux { @@ -362,6 +355,13 @@ reg = <1>; #address-cells = <1>; #size-cells = <0>; + + smart-battery@b { + compatible = "ti,bq20z75", "smart-battery-1.1"; + reg = <0xb>; + ti,i2c-retry-count = <2>; + ti,poll-retry-count = <10>; + }; }; };