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1Nokia modem client bindings2 3The Nokia modem HSI client follows the common HSI client binding4and inherits all required properties. The following additional5properties are needed by the Nokia modem HSI client:6 7Required properties:8- compatible: Should be one of9 "nokia,n900-modem"10 "nokia,n950-modem"11 "nokia,n9-modem"12- hsi-channel-names: Should contain the following strings13 "mcsaab-control"14 "speech-control"15 "speech-data"16 "mcsaab-data"17- gpios: Should provide a GPIO handler for each GPIO listed in18 gpio-names19- gpio-names: Should contain the following strings20 "cmt_apeslpx" (for n900, n950, n9)21 "cmt_rst_rq" (for n900, n950, n9)22 "cmt_en" (for n900, n950, n9)23 "cmt_rst" (for n900)24 "cmt_bsi" (for n900)25- interrupts: Should be IRQ handle for modem's reset indication26 27Example:28 29&ssi_port {30 modem: hsi-client {31 compatible = "nokia,n900-modem";32 33 pinctrl-names = "default";34 pinctrl-0 = <&modem_pins>;35 36 hsi-channel-ids = <0>, <1>, <2>, <3>;37 hsi-channel-names = "mcsaab-control",38 "speech-control",39 "speech-data",40 "mcsaab-data";41 hsi-speed-kbps = <55000>;42 hsi-mode = "frame";43 hsi-flow = "synchronized";44 hsi-arb-mode = "round-robin";45 46 interrupts-extended = <&gpio3 8 IRQ_TYPE_EDGE_FALLING>; /* 72 */47 48 gpios = <&gpio3 6 GPIO_ACTIVE_HIGH>, /* 70 */49 <&gpio3 9 GPIO_ACTIVE_HIGH>, /* 73 */50 <&gpio3 10 GPIO_ACTIVE_HIGH>, /* 74 */51 <&gpio3 11 GPIO_ACTIVE_HIGH>, /* 75 */52 <&gpio5 29 GPIO_ACTIVE_HIGH>; /* 157 */53 gpio-names = "cmt_apeslpx",54 "cmt_rst_rq",55 "cmt_en",56 "cmt_rst",57 "cmt_bsi";58 };59};60