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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Jan Petrous , =?utf-8?q?Andreas_F=C3=A4rber?= , Matthias Brugger Subject: [PATCH v2 3/5] net: stmmac: Add CSR clock 500Mhz/800Mhz support Date: Mon, 28 Nov 2022 13:49:18 +0800 Message-Id: <20221128054920.2113-4-clin@suse.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221128054920.2113-1-clin@suse.com> References: <20221128054920.2113-1-clin@suse.com> X-ClientProxiedBy: TYCP286CA0140.JPNP286.PROD.OUTLOOK.COM (2603:1096:400:31b::14) To VI1PR0402MB3439.eurprd04.prod.outlook.com (2603:10a6:803:4::13) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VI1PR0402MB3439:EE_|AS8PR04MB7655:EE_ X-MS-Office365-Filtering-Correlation-Id: 6816db6f-9985-47ab-34fb-08dad10462e2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:VI1PR0402MB3439.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230022)(39860400002)(366004)(346002)(136003)(396003)(376002)(451199015)(2616005)(6506007)(6512007)(36756003)(7416002)(1076003)(186003)(5660300002)(54906003)(86362001)(110136005)(66476007)(8676002)(4326008)(66946007)(66556008)(2906002)(41300700001)(38100700002)(316002)(83380400001)(8936002)(478600001)(6486002)(107886003)(6666004);DIR:OUT;SFP:1101; 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Signed-off-by: Jan Petrous Signed-off-by: Chester Lin --- No change in v2. drivers/net/ethernet/stmicro/stmmac/common.h | 2 ++ drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 4 ++++ include/linux/stmmac.h | 2 ++ 3 files changed, 8 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 6b5d96bced47..5b7e8cc70439 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -222,6 +222,8 @@ struct stmmac_safety_stats { #define CSR_F_150M 150000000 #define CSR_F_250M 250000000 #define CSR_F_300M 300000000 +#define CSR_F_500M 500000000 +#define CSR_F_800M 800000000 #define MAC_CSR_H_FRQ_MASK 0x20 diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 6b43da78cdf0..ff0b32c9e748 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -323,6 +323,10 @@ static void stmmac_clk_csr_set(struct stmmac_priv *priv) priv->clk_csr = STMMAC_CSR_150_250M; else if ((clk_rate >= CSR_F_250M) && (clk_rate <= CSR_F_300M)) priv->clk_csr = STMMAC_CSR_250_300M; + else if ((clk_rate >= CSR_F_300M) && (clk_rate < CSR_F_500M)) + priv->clk_csr = STMMAC_CSR_300_500M; + else if ((clk_rate >= CSR_F_500M) && (clk_rate < CSR_F_800M)) + priv->clk_csr = STMMAC_CSR_500_800M; } if (priv->plat->has_sun8i) { diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index fb2e88614f5d..307980c808f7 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -34,6 +34,8 @@ #define STMMAC_CSR_35_60M 0x3 /* MDC = clk_scr_i/26 */ #define STMMAC_CSR_150_250M 0x4 /* MDC = clk_scr_i/102 */ #define STMMAC_CSR_250_300M 0x5 /* MDC = clk_scr_i/122 */ +#define STMMAC_CSR_300_500M 0x6 /* MDC = clk_scr_i/204 */ +#define STMMAC_CSR_500_800M 0x7 /* MDC = clk_scr_i/324 */ /* MTL algorithms identifiers */ #define MTL_TX_ALGORITHM_WRR 0x0