From patchwork Mon Feb 24 13:55:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Majewski X-Patchwork-Id: 236760 List-Id: U-Boot discussion From: lukma at denx.de (Lukasz Majewski) Date: Mon, 24 Feb 2020 14:55:26 +0100 Subject: [PATCH 3/3] clk: imx6: Add definition for IMX6QDL_CLK_ENET_REF clock In-Reply-To: <20200224135526.25534-1-lukma@denx.de> References: <20200224135526.25534-1-lukma@denx.de> Message-ID: <20200224135526.25534-4-lukma@denx.de> After commit 673f6597321d ("net: fec_mxc: support i.MX8M with CLK_CCF") all NXP boards, which are not IMX8 and in the same time are supporting CCF need to provide PTP clock. On the i.MX6Q this clock is provided with IMX6QDL_CLK_ENET_REF in the Linux kernel's CCF. Code in this change models the simplest case when enet reference clock is generated from 'osc' clock. Signed-off-by: Lukasz Majewski --- drivers/clk/imx/clk-imx6q.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/clk/imx/clk-imx6q.c b/drivers/clk/imx/clk-imx6q.c index ace60ecec6..0f4c1f881d 100644 --- a/drivers/clk/imx/clk-imx6q.c +++ b/drivers/clk/imx/clk-imx6q.c @@ -112,6 +112,10 @@ static int imx6q_clk_probe(struct udevice *dev) imx_clk_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0)); clk_dm(IMX6QDL_CLK_PLL2_PFD2_396M, imx_clk_pfd("pll2_pfd2_396m", "pll2_bus", base + 0x100, 2)); + clk_dm(IMX6QDL_CLK_PLL6, + imx_clk_pllv3(IMX_PLLV3_ENET, "pll6", "osc", base + 0xe0, 0x3)); + clk_dm(IMX6QDL_CLK_PLL6_ENET, + imx_clk_gate("pll6_enet", "pll6", base + 0xe0, 13)); /* CCM clocks */ base = dev_read_addr_ptr(dev); @@ -183,6 +187,9 @@ static int imx6q_clk_probe(struct udevice *dev) imx_clk_gate2("i2c2", "ipg_per", base + 0x70, 8)); clk_dm(IMX6QDL_CLK_ENET, imx_clk_gate2("enet", "ipg", base + 0x6c, 10)); + clk_dm(IMX6QDL_CLK_ENET_REF, + imx_clk_fixed_factor("enet_ref", "pll6_enet", 1, 1)); + return 0; }