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Thu, 4 Jun 2020 10:44:53 +0000 From: Sagar Shrikant Kadam To: u-boot@lists.denx.de, rick@andestech.com, lukma@denx.de Cc: bmeng.cn@gmail.com, jagan@amarulasolutions.com, pragnesh.patel@sifive.com, anup.patel@wdc.com, sjg@chromium.org, seanga2@gmail.com, Sagar Shrikant Kadam Subject: [PATCH v3 1/4] fu540: prci: add request and free clock handlers Date: Thu, 4 Jun 2020 03:44:36 -0700 Message-Id: <1591267479-8900-2-git-send-email-sagar.kadam@sifive.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1591267479-8900-1-git-send-email-sagar.kadam@sifive.com> References: <1591267479-8900-1-git-send-email-sagar.kadam@sifive.com> X-ClientProxiedBy: BYAPR06CA0042.namprd06.prod.outlook.com (2603:10b6:a03:14b::19) To BN8PR13MB2611.namprd13.prod.outlook.com (2603:10b6:408:81::17) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from gamma07.internal.sifive.com (64.62.193.194) by BYAPR06CA0042.namprd06.prod.outlook.com (2603:10b6:a03:14b::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.3066.18 via Frontend Transport; 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Signed-off-by: Sagar Shrikant Kadam Reviewed-by: Pragnesh Patel --- drivers/clk/sifive/fu540-prci.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/clk/sifive/fu540-prci.c b/drivers/clk/sifive/fu540-prci.c index 67e21b6..bf50ea2 100644 --- a/drivers/clk/sifive/fu540-prci.c +++ b/drivers/clk/sifive/fu540-prci.c @@ -581,6 +581,25 @@ static ulong sifive_fu540_prci_set_rate(struct clk *clk, ulong rate) return rate; } +static int sifive_fu540_prci_clk_request(struct clk *clk) +{ + debug("%s(clk=%p) (dev=%p, id=%lu)\n", __func__, clk, clk->dev, + clk->id); + + if (clk->id >= ARRAY_SIZE(__prci_init_clocks)) + return -EINVAL; + + return 0; +} + +static int sifive_fu540_prci_clk_free(struct clk *clk) +{ + debug("%s(clk=%p) (dev=%p, id=%lu)\n", __func__, clk, clk->dev, + clk->id); + + return 0; +} + static int sifive_fu540_prci_probe(struct udevice *dev) { int i, err; @@ -612,6 +631,8 @@ static int sifive_fu540_prci_probe(struct udevice *dev) static struct clk_ops sifive_fu540_prci_ops = { .set_rate = sifive_fu540_prci_set_rate, .get_rate = sifive_fu540_prci_get_rate, + .request = sifive_fu540_prci_clk_request, + .rfree = sifive_fu540_prci_clk_free, }; static const struct udevice_id sifive_fu540_prci_ids[] = {