Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755207AbbG3RLy (ORCPT ); Thu, 30 Jul 2015 13:11:54 -0400 Received: from mail-wi0-f177.google.com ([209.85.212.177]:38505 "EHLO mail-wi0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754901AbbG3RJP (ORCPT ); Thu, 30 Jul 2015 13:09:15 -0400 From: Peter Griffin To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@gmail.com, maxime.coquelin@st.com, patrice.chotard@st.com, mchehab@osg.samsung.com, m.krufky@samsung.com Cc: peter.griffin@linaro.org, lee.jones@linaro.org, hugues.fruchet@st.com, linux-media@vger.kernel.org, devicetree@vger.kernel.org, joe@perches.com Subject: [PATCH v2 04/11] [media] c8sectpfe: Add DT bindings documentation for c8sectpfe driver. Date: Thu, 30 Jul 2015 18:08:54 +0100 Message-Id: <1438276141-16902-5-git-send-email-peter.griffin@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1438276141-16902-1-git-send-email-peter.griffin@linaro.org> References: <1438276141-16902-1-git-send-email-peter.griffin@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4845 Lines: 132 This patch adds the DT bindings documentation for the c8sectpfe LinuxDVB demux driver whose IP is in the STiH407 family silicon SoC's. Signed-off-by: Peter Griffin --- .../bindings/media/stih407-c8sectpfe.txt | 89 ++++++++++++++++++++++ include/dt-bindings/media/c8sectpfe.h | 12 +++ 2 files changed, 101 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/stih407-c8sectpfe.txt create mode 100644 include/dt-bindings/media/c8sectpfe.h diff --git a/Documentation/devicetree/bindings/media/stih407-c8sectpfe.txt b/Documentation/devicetree/bindings/media/stih407-c8sectpfe.txt new file mode 100644 index 0000000..d4def76 --- /dev/null +++ b/Documentation/devicetree/bindings/media/stih407-c8sectpfe.txt @@ -0,0 +1,89 @@ +STMicroelectronics STi c8sectpfe binding +============================================ + +This document describes the c8sectpfe device bindings that is used to get transport +stream data into the SoC on the TS pins, and into DDR for further processing. + +It is typically used in conjunction with one or more demodulator and tuner devices +which converts from the RF to digital domain. Demodulators and tuners are usually +located on an external DVB frontend card connected to SoC TS input pins. + +Currently 7 TS input (tsin) channels are supported on the stih407 family SoC. + +Required properties (controller (parent) node): +- compatible : Should be "stih407-c8sectpfe" + +- reg : Address and length of register sets for each device in + "reg-names" + +- reg-names : The names of the register addresses corresponding to the + registers filled in "reg": + - c8sectpfe: c8sectpfe registers + - c8sectpfe-ram: c8sectpfe internal sram + +- clocks : phandle list of c8sectpfe clocks +- clock-names : should be "c8sectpfe" +See: Documentation/devicetree/bindings/clock/clock-bindings.txt + +- pinctrl-names : a pinctrl state named tsin%d-serial or tsin%d-parallel (where %d is tsin-num) + must be defined for each tsin child node. +- pinctrl-0 : phandle referencing pin configuration for this tsin configuration +See: Documentation/devicetree/bindings/pinctrl/pinctrl-binding.txt + + +Required properties (tsin (child) node): + +- tsin-num : tsin id of the InputBlock (must be between 0 to 6) +- i2c-bus : phandle to the I2C bus DT node which the demodulators & tuners on this tsin channel are connected. +- rst-gpio : reset gpio for this tsin channel. + +Optional properties (tsin (child) node): + +- invert-ts-clk : Bool property to control sense of ts input clock (data stored on falling edge of clk). +- serial-not-parallel : Bool property to configure input bus width (serial on ts_data<7>). +- async-not-sync : Bool property to control if data is received in asynchronous mode + (all bits/bytes with ts_valid or ts_packet asserted are valid). + +- dvb-card : Describes the NIM card connected to this tsin channel. + +Example: + +/* stih410 SoC b2120 + b2004a + stv0367-pll(NIMB) + stv0367-tda18212 (NIMA) DT example) */ + + c8sectpfe@08a20000 { + compatible = "st,stih407-c8sectpfe"; + status = "okay"; + reg = <0x08a20000 0x10000>, <0x08a00000 0x4000>; + reg-names = "stfe", "stfe-ram"; + interrupts = <0 34 0>, <0 35 0>; + interrupt-names = "stfe-error-irq", "stfe-idle-irq"; + + pinctrl-names = "tsin0-serial", "tsin0-parallel", "tsin3-serial", + "tsin4-serial", "tsin5-serial"; + + pinctrl-0 = <&pinctrl_tsin0_serial>; + pinctrl-1 = <&pinctrl_tsin0_parallel>; + pinctrl-2 = <&pinctrl_tsin3_serial>; + pinctrl-3 = <&pinctrl_tsin4_serial_alt3>; + pinctrl-4 = <&pinctrl_tsin5_serial_alt1>; + + clocks = <&clk_s_c0_flexgen CLK_PROC_STFE>; + clock-names = "stfe"; + + /* tsin0 is TSA on NIMA */ + tsin0: port@0 { + tsin-num = <0>; + serial-not-parallel; + i2c-bus = <&ssc2>; + rst-gpio = <&pio15 4 0>; + dvb-card = ; + }; + + tsin3: port@3 { + tsin-num = <3>; + serial-not-parallel; + i2c-bus = <&ssc3>; + rst-gpio = <&pio15 7 0>; + dvb-card = ; + }; + }; diff --git a/include/dt-bindings/media/c8sectpfe.h b/include/dt-bindings/media/c8sectpfe.h new file mode 100644 index 0000000..a0b5c7b --- /dev/null +++ b/include/dt-bindings/media/c8sectpfe.h @@ -0,0 +1,12 @@ +#ifndef __DT_C8SECTPFE_H +#define __DT_C8SECTPFE_H + +#define STV0367_TDA18212_NIMA_1 0 +#define STV0367_TDA18212_NIMA_2 1 +#define STV0367_TDA18212_NIMB_1 2 +#define STV0367_TDA18212_NIMB_2 3 + +#define STV0903_6110_LNB24_NIMA 4 +#define STV0903_6110_LNB24_NIMB 5 + +#endif /* __DT_C8SECTPFE_H */ -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/