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Tue, 18 Feb 2020 16:13:53 +0000 From: Sagar Shrikant Kadam To: u-boot@lists.denx.de Cc: lukma@denx.de, bmeng.cn@gmail.com, Anup.Patel@wdc.com, paul.walmsley@sifive.com, vincent.chen@sifive.com, Sagar Shrikant Kadam Subject: [PATCH v1 1/2] fu540: prci: add request and free clock handlers Date: Tue, 18 Feb 2020 08:13:23 -0800 Message-Id: <1582042404-27356-2-git-send-email-sagar.kadam@sifive.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1582042404-27356-1-git-send-email-sagar.kadam@sifive.com> References: <1582042404-27356-1-git-send-email-sagar.kadam@sifive.com> X-ClientProxiedBy: BY5PR03CA0005.namprd03.prod.outlook.com (2603:10b6:a03:1e0::15) To DM6PR13MB2442.namprd13.prod.outlook.com (2603:10b6:5:cb::25) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from gamma07.internal.sifive.com (64.62.193.194) by BY5PR03CA0005.namprd03.prod.outlook.com (2603:10b6:a03:1e0::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2750.17 via Frontend Transport; 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Signed-off-by: Sagar Shrikant Kadam Tested-by: Vincent Chen --- drivers/clk/sifive/fu540-prci.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/clk/sifive/fu540-prci.c b/drivers/clk/sifive/fu540-prci.c index 8847178..ecf29a0 100644 --- a/drivers/clk/sifive/fu540-prci.c +++ b/drivers/clk/sifive/fu540-prci.c @@ -580,6 +580,28 @@ 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); + + if (clk->id >= ARRAY_SIZE(__prci_init_clocks)) + return -EINVAL; + + return 0; +} + static int sifive_fu540_prci_probe(struct udevice *dev) { int i, err; @@ -611,6 +633,8 @@ 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[] = {