From 4b6548d17d065de9c31ce4fc3e476ca16beaa8db Mon Sep 17 00:00:00 2001 From: Ye Li Date: Sun, 19 Apr 2020 02:22:09 -0700 Subject: [PATCH] clk: imx8mm/8mn: Add USB clocks Add USB relevant clocks to support usb clock settings for both DM USB host and gadget drivers Signed-off-by: Ye Li Signed-off-by: Peng Fan --- drivers/clk/imx/clk-imx8mm.c | 17 +++++++++++++++++ drivers/clk/imx/clk-imx8mn.c | 20 ++++++++++++++++++++ 2 files changed, 37 insertions(+) diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index 4743394069..85d1757536 100644 --- a/drivers/clk/imx/clk-imx8mm.c +++ b/drivers/clk/imx/clk-imx8mm.c @@ -95,6 +95,9 @@ static const char *imx8mm_enet_phy_sels[] = {"clock-osc-24m", "sys_pll2_50m", "s static const char *imx8mm_nand_usdhc_sels[] = {"clock-osc-24m", "sys_pll1_266m", "sys_pll1_800m", "sys_pll2_200m", "sys_pll1_133m", "sys_pll3_out", "sys_pll2_250m", "audio_pll1_out", }; +static const char *imx8mm_usb_bus_sels[] = {"clock-osc-24m", "sys_pll2_500m", "sys_pll1_800m", "sys_pll2_100m", + "sys_pll2_200m", "clk_ext2", "clk_ext4", "audio_pll2_out", }; + static const char *imx8mm_usdhc1_sels[] = {"clock-osc-24m", "sys_pll1_400m", "sys_pll1_800m", "sys_pll2_500m", "sys_pll3_out", "sys_pll1_266m", "audio_pll2_out", "sys_pll1_100m", }; @@ -122,6 +125,12 @@ static const char *imx8mm_usdhc3_sels[] = {"clock-osc-24m", "sys_pll1_400m", "sy static const char *imx8mm_qspi_sels[] = {"clock-osc-24m", "sys_pll1_400m", "sys_pll2_333m", "sys_pll2_500m", "audio_pll2_out", "sys_pll1_266m", "sys_pll3_out", "sys_pll1_100m", }; +static const char *imx8mm_usb_core_sels[] = {"clock-osc-24m", "sys_pll1_100m", "sys_pll1_40m", "sys_pll2_100m", + "sys_pll2_200m", "clk_ext2", "clk_ext3", "audio_pll2_out", }; + +static const char *imx8mm_usb_phy_sels[] = {"clock-osc-24m", "sys_pll1_100m", "sys_pll1_40m", "sys_pll2_100m", + "sys_pll2_200m", "clk_ext2", "clk_ext3", "audio_pll2_out", }; + static ulong imx8mm_clk_get_rate(struct clk *clk) { struct clk *c; @@ -355,6 +364,8 @@ static int imx8mm_clk_probe(struct udevice *dev) imx8m_clk_composite_critical("nand_usdhc_bus", imx8mm_nand_usdhc_sels, base + 0x8900)); + clk_dm(IMX8MM_CLK_USB_BUS, + imx8m_clk_composite("usb_bus", imx8mm_usb_bus_sels, base + 0x8b80)); /* IP */ clk_dm(IMX8MM_CLK_USDHC1, @@ -378,6 +389,10 @@ static int imx8mm_clk_probe(struct udevice *dev) base + 0xbc80)); clk_dm(IMX8MM_CLK_QSPI, imx8m_clk_composite("qspi", imx8mm_qspi_sels, base + 0xab80)); + clk_dm(IMX8MM_CLK_USB_CORE_REF, + imx8m_clk_composite("usb_core_ref", imx8mm_usb_core_sels, base + 0xb100)); + clk_dm(IMX8MM_CLK_USB_PHY_REF, + imx8m_clk_composite("usb_phy_ref", imx8mm_usb_phy_sels, base + 0xb180)); clk_dm(IMX8MM_CLK_I2C1_ROOT, imx_clk_gate4("i2c1_root_clk", "i2c1", base + 0x4170, 0)); @@ -403,6 +418,8 @@ static int imx8mm_clk_probe(struct udevice *dev) imx_clk_gate4("usdhc3_root_clk", "usdhc3", base + 0x45e0, 0)); clk_dm(IMX8MM_CLK_QSPI_ROOT, imx_clk_gate4("qspi_root_clk", "qspi", base + 0x42f0, 0)); + clk_dm(IMX8MM_CLK_USB1_CTRL_ROOT, + imx_clk_gate4("usb1_ctrl_root_clk", "usb_bus", base + 0x44d0, 0)); /* clks not needed in SPL stage */ #ifndef CONFIG_SPL_BUILD diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c index a11b17f167..8bf6061a32 100644 --- a/drivers/clk/imx/clk-imx8mn.c +++ b/drivers/clk/imx/clk-imx8mn.c @@ -95,6 +95,10 @@ static const char *imx8mn_enet_phy_sels[] = {"clock-osc-24m", "sys_pll2_50m", "s static const char *imx8mn_nand_usdhc_sels[] = {"clock-osc-24m", "sys_pll1_266m", "sys_pll1_800m", "sys_pll2_200m", "sys_pll1_133m", "sys_pll3_out", "sys_pll2_250m", "audio_pll1_out", }; +static const char * const imx8mn_usb_bus_sels[] = {"clock-osc-24m", "sys_pll2_500m", "sys_pll1_800m", + "sys_pll2_100m", "sys_pll2_200m", "clk_ext2", + "clk_ext4", "audio_pll2_out", }; + static const char *imx8mn_usdhc1_sels[] = {"clock-osc-24m", "sys_pll1_400m", "sys_pll1_800m", "sys_pll2_500m", "sys_pll3_out", "sys_pll1_266m", "audio_pll2_out", "sys_pll1_100m", }; @@ -122,6 +126,14 @@ static const char *imx8mn_usdhc3_sels[] = {"clock-osc-24m", "sys_pll1_400m", "sy static const char *imx8mn_qspi_sels[] = {"clock-osc-24m", "sys_pll1_400m", "sys_pll2_333m", "sys_pll2_500m", "audio_pll2_out", "sys_pll1_266m", "sys_pll3_out", "sys_pll1_100m", }; +static const char * const imx8mn_usb_core_sels[] = {"clock-osc-24m", "sys_pll1_100m", "sys_pll1_40m", + "sys_pll2_100m", "sys_pll2_200m", "clk_ext2", + "clk_ext3", "audio_pll2_out", }; + +static const char * const imx8mn_usb_phy_sels[] = {"clock-osc-24m", "sys_pll1_100m", "sys_pll1_40m", + "sys_pll2_100m", "sys_pll2_200m", "clk_ext2", + "clk_ext3", "audio_pll2_out", }; + static ulong imx8mn_clk_get_rate(struct clk *clk) { struct clk *c; @@ -355,6 +367,8 @@ static int imx8mn_clk_probe(struct udevice *dev) imx8m_clk_composite_critical("nand_usdhc_bus", imx8mn_nand_usdhc_sels, base + 0x8900)); + clk_dm(IMX8MN_CLK_USB_BUS, + imx8m_clk_composite("usb_bus", imx8mn_usb_bus_sels, base + 0x8b80)); /* IP */ clk_dm(IMX8MN_CLK_USDHC1, @@ -378,6 +392,10 @@ static int imx8mn_clk_probe(struct udevice *dev) base + 0xbc80)); clk_dm(IMX8MN_CLK_QSPI, imx8m_clk_composite("qspi", imx8mn_qspi_sels, base + 0xab80)); + clk_dm(IMX8MN_CLK_USB_CORE_REF, + imx8m_clk_composite("usb_core_ref", imx8mn_usb_core_sels, base + 0xb100)); + clk_dm(IMX8MN_CLK_USB_PHY_REF, + imx8m_clk_composite("usb_phy_ref", imx8mn_usb_phy_sels, base + 0xb180)); clk_dm(IMX8MN_CLK_I2C1_ROOT, imx_clk_gate4("i2c1_root_clk", "i2c1", base + 0x4170, 0)); @@ -403,6 +421,8 @@ static int imx8mn_clk_probe(struct udevice *dev) imx_clk_gate4("usdhc3_root_clk", "usdhc3", base + 0x45e0, 0)); clk_dm(IMX8MN_CLK_QSPI_ROOT, imx_clk_gate4("qspi_root_clk", "qspi", base + 0x42f0, 0)); + clk_dm(IMX8MN_CLK_USB1_CTRL_ROOT, + imx_clk_gate4("usb1_ctrl_root_clk", "usb_bus", base + 0x44d0, 0)); /* clks not needed in SPL stage */ #ifndef CONFIG_SPL_BUILD -- 2.39.5