From: <Claudiu.Beznea@microchip.com>
To: <mturquette@baylibre.com>, <sboyd@kernel.org>,
<robh+dt@kernel.org>, <mark.rutland@arm.com>,
<Nicolas.Ferre@microchip.com>, <alexandre.belloni@bootlin.com>,
<Ludovic.Desroches@microchip.com>
Cc: <linux-clk@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <Claudiu.Beznea@microchip.com>
Subject: [PATCH v2 2/3] clk: at91: sckc: add support for SAM9X60
Date: Thu, 14 Feb 2019 12:14:32 +0000 [thread overview]
Message-ID: <1550146447-1441-3-git-send-email-claudiu.beznea@microchip.com> (raw)
In-Reply-To: <1550146447-1441-1-git-send-email-claudiu.beznea@microchip.com>
From: Claudiu Beznea <claudiu.beznea@microchip.com>
Add support for SAM9X60.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
---
drivers/clk/at91/sckc.c | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/drivers/clk/at91/sckc.c b/drivers/clk/at91/sckc.c
index b7163d3a2269..b3075c51d260 100644
--- a/drivers/clk/at91/sckc.c
+++ b/drivers/clk/at91/sckc.c
@@ -459,6 +459,36 @@ static void __init of_at91sam9x5_sckc_setup(struct device_node *np)
CLK_OF_DECLARE(at91sam9x5_clk_sckc, "atmel,at91sam9x5-sckc",
of_at91sam9x5_sckc_setup);
+static const struct clk_slow_offsets at91sam9x60_offsets = {
+ .cr_rcen = AT91_SCKC_OFFSET_INVALID,
+ .cr_osc32en = 1,
+ .cr_osc32byp = 2,
+ .cr_oscsel = 24,
+};
+
+static void __init of_at91sam9x60_sckc_setup(struct device_node *np)
+{
+ struct device_node *childnp;
+ void (*clk_setup)(struct device_node *np, void __iomem *io,
+ const struct clk_slow_offsets *offsets);
+ const struct of_device_id *clk_id;
+ void __iomem *regbase = of_iomap(np, 0);
+
+ if (!regbase)
+ return;
+
+ for_each_child_of_node(np, childnp) {
+ clk_id = of_match_node(sckc_clk_ids, childnp);
+ if (!clk_id)
+ continue;
+ clk_setup = clk_id->data;
+ clk_setup(childnp, regbase, &at91sam9x60_offsets);
+ }
+}
+
+CLK_OF_DECLARE(at91sam9x60_clk_sckc, "microchip,sam9x60-sckc",
+ of_at91sam9x60_sckc_setup);
+
static int clk_sama5d4_slow_osc_prepare(struct clk_hw *hw)
{
struct clk_sama5d4_slow_osc *osc = to_clk_sama5d4_slow_osc(hw);
--
2.7.4
next prev parent reply other threads:[~2019-02-14 12:14 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-14 12:14 [PATCH v2 0/3] add slow clock support for SAM9X60 Claudiu.Beznea
2019-02-14 12:14 ` [PATCH v2 1/3] clk: at91: sckc: add support to specify registers bit offsets Claudiu.Beznea
2019-02-18 21:08 ` Alexandre Belloni
2019-02-19 9:17 ` Claudiu.Beznea
2019-02-14 12:14 ` Claudiu.Beznea [this message]
2019-02-18 21:20 ` [PATCH v2 2/3] clk: at91: sckc: add support for SAM9X60 Alexandre Belloni
2019-02-19 9:17 ` Claudiu.Beznea
2019-02-20 11:06 ` Alexandre Belloni
2019-02-14 12:14 ` [PATCH v2 3/3] dt-bindings: clk: at91: add bindings for SAM9X60's slow clock controller Claudiu.Beznea
2019-02-18 20:04 ` Rob Herring
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