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Mon, 9 Dec 2019 10:19:59 +0000 From: To: , , CC: , , , , , , Subject: [PATCH v3 1/4] dt-bindings: i2c: at91: cosmetic formatting of compatible list Thread-Topic: [PATCH v3 1/4] dt-bindings: i2c: at91: cosmetic formatting of compatible list Thread-Index: AQHVrno2hU8yvhgFCkq7LP8iANQ2iQ== Date: Mon, 9 Dec 2019 10:19:59 +0000 Message-ID: <1575886763-19089-1-git-send-email-eugen.hristev@microchip.com> Accept-Language: en-US, ro-RO Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: AM0PR02CA0039.eurprd02.prod.outlook.com (2603:10a6:208:d2::16) To DM5PR11MB1242.namprd11.prod.outlook.com (2603:10b6:3:14::8) x-mailer: git-send-email 2.7.4 x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 898059fe-3e61-47ed-b061-08d77c915889 x-ms-traffictypediagnostic: DM5PR11MB1884: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:4714; 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Suggested-by: Peter Rosin Signed-off-by: Eugen Hristev Acked-by: Ludovic Desroches Acked-by: Rob Herring --- Documentation/devicetree/bindings/i2c/i2c-at91.txt | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/i2c-at91.txt b/Documentation/devicetree/bindings/i2c/i2c-at91.txt index 2210f43..d35cd63 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-at91.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-at91.txt @@ -1,10 +1,16 @@ I2C for Atmel platforms Required properties : -- compatible : Must be "atmel,at91rm9200-i2c", "atmel,at91sam9261-i2c", - "atmel,at91sam9260-i2c", "atmel,at91sam9g20-i2c", "atmel,at91sam9g10-i2c", - "atmel,at91sam9x5-i2c", "atmel,sama5d4-i2c", "atmel,sama5d2-i2c" or - "microchip,sam9x60-i2c" +- compatible : Must be one of: + "atmel,at91rm9200-i2c", + "atmel,at91sam9261-i2c", + "atmel,at91sam9260-i2c", + "atmel,at91sam9g20-i2c", + "atmel,at91sam9g10-i2c", + "atmel,at91sam9x5-i2c", + "atmel,sama5d4-i2c", + "atmel,sama5d2-i2c", + "microchip,sam9x60-i2c". - reg: physical base address of the controller and length of memory mapped region. - interrupts: interrupt number to the cpu. 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Mon, 9 Dec 2019 10:20:02 +0000 From: To: , , CC: , , , , , , Subject: [PATCH v3 2/4] i2c: at91: fix clk_offset for sam9x60 Thread-Topic: [PATCH v3 2/4] i2c: at91: fix clk_offset for sam9x60 Thread-Index: AQHVrno3b8eARagF1kiSyPsN52C7IA== Date: Mon, 9 Dec 2019 10:20:02 +0000 Message-ID: <1575886763-19089-2-git-send-email-eugen.hristev@microchip.com> References: <1575886763-19089-1-git-send-email-eugen.hristev@microchip.com> In-Reply-To: <1575886763-19089-1-git-send-email-eugen.hristev@microchip.com> Accept-Language: en-US, ro-RO Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: AM0PR02CA0039.eurprd02.prod.outlook.com (2603:10a6:208:d2::16) To DM5PR11MB1242.namprd11.prod.outlook.com (2603:10b6:3:14::8) x-mailer: git-send-email 2.7.4 x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: fb203426-4e0c-45b7-e939-08d77c915a30 x-ms-traffictypediagnostic: DM5PR11MB1884: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:494; 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SAMA5D3). This is the same offset as in SAMA5D2. Fixes: b00277923743 ("i2c: at91: add new platform support for sam9x60") Suggested-by: Codrin Ciubotariu Signed-off-by: Eugen Hristev Acked-by: Ludovic Desroches Reviewed-by: Codrin Ciubotariu --- Changes in v3: - fixed typo in commit description Changes in v2: - Sorry, wrong subject line. Modified to SAM9X60 . drivers/i2c/busses/i2c-at91-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-at91-core.c b/drivers/i2c/busses/i2c-at91-core.c index e13af48..5137e62 100644 --- a/drivers/i2c/busses/i2c-at91-core.c +++ b/drivers/i2c/busses/i2c-at91-core.c @@ -174,7 +174,7 @@ static struct at91_twi_pdata sama5d2_config = { static struct at91_twi_pdata sam9x60_config = { .clk_max_div = 7, - .clk_offset = 4, + .clk_offset = 3, .has_unre_flag = true, .has_alt_cmd = true, .has_hold_field = true, From patchwork Mon Dec 9 10:20:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eugen Hristev X-Patchwork-Id: 1206099 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-i2c-owner@vger.kernel.org; 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Thus it becomes redundant to initialize them manually to zero (false). Remove extra false initialization for field members in structs. Suggested-by: Wolfram Sang Signed-off-by: Eugen Hristev Reviewed-by: Ludovic Desroches --- drivers/i2c/busses/i2c-at91-core.c | 39 -------------------------------------- 1 file changed, 39 deletions(-) diff --git a/drivers/i2c/busses/i2c-at91-core.c b/drivers/i2c/busses/i2c-at91-core.c index 5137e62..3da1a8a 100644 --- a/drivers/i2c/busses/i2c-at91-core.c +++ b/drivers/i2c/busses/i2c-at91-core.c @@ -66,55 +66,26 @@ static struct at91_twi_pdata at91rm9200_config = { .clk_max_div = 5, .clk_offset = 3, .has_unre_flag = true, - .has_alt_cmd = false, - .has_hold_field = false, - .has_dig_filtr = false, - .has_adv_dig_filtr = false, - .has_ana_filtr = false, }; static struct at91_twi_pdata at91sam9261_config = { .clk_max_div = 5, .clk_offset = 4, - .has_unre_flag = false, - .has_alt_cmd = false, - .has_hold_field = false, - .has_dig_filtr = false, - .has_adv_dig_filtr = false, - .has_ana_filtr = false, }; static struct at91_twi_pdata at91sam9260_config = { .clk_max_div = 7, .clk_offset = 4, - .has_unre_flag = false, - .has_alt_cmd = false, - .has_hold_field = false, - .has_dig_filtr = false, - .has_adv_dig_filtr = false, - .has_ana_filtr = false, }; static struct at91_twi_pdata at91sam9g20_config = { .clk_max_div = 7, .clk_offset = 4, - .has_unre_flag = false, - .has_alt_cmd = false, - .has_hold_field = false, - .has_dig_filtr = false, - .has_adv_dig_filtr = false, - .has_ana_filtr = false, }; static struct at91_twi_pdata at91sam9g10_config = { .clk_max_div = 7, .clk_offset = 4, - .has_unre_flag = false, - .has_alt_cmd = false, - .has_hold_field = false, - .has_dig_filtr = false, - .has_adv_dig_filtr = false, - .has_ana_filtr = false, }; static const struct platform_device_id at91_twi_devtypes[] = { @@ -142,23 +113,13 @@ static const struct platform_device_id at91_twi_devtypes[] = { static struct at91_twi_pdata at91sam9x5_config = { .clk_max_div = 7, .clk_offset = 4, - .has_unre_flag = false, - .has_alt_cmd = false, - .has_hold_field = false, - .has_dig_filtr = false, - .has_adv_dig_filtr = false, - .has_ana_filtr = false, }; static struct at91_twi_pdata sama5d4_config = { .clk_max_div = 7, .clk_offset = 4, - .has_unre_flag = false, - .has_alt_cmd = false, .has_hold_field = true, .has_dig_filtr = true, - .has_adv_dig_filtr = false, - .has_ana_filtr = false, }; 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Mon, 9 Dec 2019 10:20:08 +0000 From: To: , , CC: , , , , , , Subject: [PATCH v3 4/4] dt-bindings: i2c: at91: fix i2c-sda-hold-time-ns documentation for sam9x60 Thread-Topic: [PATCH v3 4/4] dt-bindings: i2c: at91: fix i2c-sda-hold-time-ns documentation for sam9x60 Thread-Index: AQHVrno7uiwNER81bkSzReIqZIVNhA== Date: Mon, 9 Dec 2019 10:20:07 +0000 Message-ID: <1575886763-19089-4-git-send-email-eugen.hristev@microchip.com> References: <1575886763-19089-1-git-send-email-eugen.hristev@microchip.com> In-Reply-To: <1575886763-19089-1-git-send-email-eugen.hristev@microchip.com> Accept-Language: en-US, ro-RO Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: AM0PR02CA0039.eurprd02.prod.outlook.com (2603:10a6:208:d2::16) To DM5PR11MB1242.namprd11.prod.outlook.com (2603:10b6:3:14::8) x-mailer: git-send-email 2.7.4 x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: fa0b86ba-c73d-418e-7999-08d77c915d7a x-ms-traffictypediagnostic: DM5PR11MB1884: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:4502; 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Fix the documentation accordingly. Fixes: 2034e3f4c9a5 ("dt-bindings: i2c: at91: add new compatible") Signed-off-by: Eugen Hristev Acked-by: Rob Herring --- Changes in v3: - new patch Documentation/devicetree/bindings/i2c/i2c-at91.txt | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/i2c-at91.txt b/Documentation/devicetree/bindings/i2c/i2c-at91.txt index d35cd63..d4bad86 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-at91.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-at91.txt @@ -24,8 +24,10 @@ Optional properties: - dma-names: should contain "tx" and "rx". - atmel,fifo-size: maximum number of data the RX and TX FIFOs can store for FIFO capable I2C controllers. -- i2c-sda-hold-time-ns: TWD hold time, only available for "atmel,sama5d4-i2c" - and "atmel,sama5d2-i2c". +- i2c-sda-hold-time-ns: TWD hold time, only available for: + "atmel,sama5d4-i2c", + "atmel,sama5d2-i2c", + "microchip,sam9x60-i2c". - Child nodes conforming to i2c bus binding Examples :