linux-kernel - [PATCH 1/7] clk: sunxi: Implement A31 USB clock

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Message-Id: <1399434623-20383-2-git-send-email-maxime.ripard@free-electrons.com>
Date:	Tue,  6 May 2014 22:50:17 -0500
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Emilio Lopez <emilio@...pez.com.ar>,
	Mike Turquette <mturquette@...aro.org>,
	stern@...land.harvard.edu, kishon@...com, hdegoede@...hat.com
Cc:	Boris Brezillon <boris@...e-electrons.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-usb@...r.kernel.org, kevin.z.m.zh@...il.com,
	sunny@...winnertech.com, shuge@...winnertech.com,
	zhuzhenhua@...winnertech.com, linux-sunxi@...glegroups.com,
	Maxime Ripard <maxime.ripard@...e-electrons.com>
Subject: [PATCH 1/7] clk: sunxi: Implement A31 USB clock

The A31 USB clock slightly differ from its older counterparts, mostly because
it has a different gate for each PHY, while the older one had a single gate for
all the phy.

Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 drivers/clk/sunxi/clk-sunxi.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c
index bd7dc733c1ca..d9bab75f128b 100644
--- a/drivers/clk/sunxi/clk-sunxi.c
+++ b/drivers/clk/sunxi/clk-sunxi.c
@@ -972,6 +972,11 @@ static const struct gates_data sun5i_a13_usb_gates_data __initconst = {
 	.reset_mask = 0x03,
 };
 
+static const struct gates_data sun6i_a31_usb_gates_data __initconst = {
+	.mask = { BIT(18) | BIT(17) | BIT(16) | BIT(10) | BIT(9) | BIT(8) },
+	.reset_mask = BIT(2) | BIT(1) | BIT(0),
+};
+
 static void __init sunxi_gates_clk_setup(struct device_node *node,
 					 struct gates_data *data)
 {
@@ -1267,6 +1272,7 @@ static const struct of_device_id clk_gates_match[] __initconst = {
 	{.compatible = "allwinner,sun6i-a31-apb2-gates-clk", .data = &sun6i_a31_apb2_gates_data,},
 	{.compatible = "allwinner,sun4i-a10-usb-clk", .data = &sun4i_a10_usb_gates_data,},
 	{.compatible = "allwinner,sun5i-a13-usb-clk", .data = &sun5i_a13_usb_gates_data,},
+	{.compatible = "allwinner,sun6i-a31-usb-clk", .data = &sun6i_a31_usb_gates_data,},
 	{}
 };
 
-- 
1.9.1

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