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author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2016-11-09 08:13:58 -0800 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-01-11 08:07:00 +0100 |
commit | e187942b9a8552b1ada3475af42aabe2f4335a62 (patch) | |
tree | 5617240564774757e6ab31e609e8eb72dd634552 /drivers/clk/imx/clk-imx6.c | |
parent | 10a7436e511264720c4c5b3ec97f6dae25b0c3cb (diff) | |
download | barebox-e187942b9a8552b1ada3475af42aabe2f4335a62.tar.gz barebox-e187942b9a8552b1ada3475af42aabe2f4335a62.tar.xz |
i.MX: Move clk code from 'mach-imx' to 'drivers'
Move clk code from 'mach-imx' to 'drivers' to keep the code tree
structure closer to that of analogous one from Linux kernel and,
arguably although subjective, to keep 'mach-imx' less cluttered.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/clk/imx/clk-imx6.c')
-rw-r--r-- | drivers/clk/imx/clk-imx6.c | 541 |
1 files changed, 541 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx6.c b/drivers/clk/imx/clk-imx6.c new file mode 100644 index 0000000000..8ac43bebb0 --- /dev/null +++ b/drivers/clk/imx/clk-imx6.c @@ -0,0 +1,541 @@ +/* + * Copyright 2011 Freescale Semiconductor, Inc. + * Copyright 2011 Linaro Ltd. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include <common.h> +#include <init.h> +#include <driver.h> +#include <linux/clk.h> +#include <io.h> +#include <of.h> +#include <linux/clkdev.h> +#include <linux/err.h> +#include <mach/imx6-regs.h> +#include <mach/revision.h> +#include <mach/imx6.h> +#include <dt-bindings/clock/imx6qdl-clock.h> + +#include "clk.h" + +#define CCGR0 0x68 +#define CCGR1 0x6c +#define CCGR2 0x70 +#define CCGR3 0x74 +#define CCGR4 0x78 +#define CCGR5 0x7c +#define CCGR6 0x80 +#define CCGR7 0x84 + +#define CLPCR 0x54 +#define BP_CLPCR_LPM 0 +#define BM_CLPCR_LPM (0x3 << 0) +#define BM_CLPCR_BYPASS_PMIC_READY (0x1 << 2) +#define BM_CLPCR_ARM_CLK_DIS_ON_LPM (0x1 << 5) +#define BM_CLPCR_SBYOS (0x1 << 6) +#define BM_CLPCR_DIS_REF_OSC (0x1 << 7) +#define BM_CLPCR_VSTBY (0x1 << 8) +#define BP_CLPCR_STBY_COUNT 9 +#define BM_CLPCR_STBY_COUNT (0x3 << 9) +#define BM_CLPCR_COSC_PWRDOWN (0x1 << 11) +#define BM_CLPCR_WB_PER_AT_LPM (0x1 << 16) +#define BM_CLPCR_WB_CORE_AT_LPM (0x1 << 17) +#define BM_CLPCR_BYP_MMDC_CH0_LPM_HS (0x1 << 19) +#define BM_CLPCR_BYP_MMDC_CH1_LPM_HS (0x1 << 21) +#define BM_CLPCR_MASK_CORE0_WFI (0x1 << 22) +#define BM_CLPCR_MASK_CORE1_WFI (0x1 << 23) +#define BM_CLPCR_MASK_CORE2_WFI (0x1 << 24) +#define BM_CLPCR_MASK_CORE3_WFI (0x1 << 25) +#define BM_CLPCR_MASK_SCU_IDLE (0x1 << 26) +#define BM_CLPCR_MASK_L2CC_IDLE (0x1 << 27) + +static struct clk *clks[IMX6QDL_CLK_END]; +static struct clk_onecell_data clk_data; + +static const char *step_sels[] = { + "osc", + "pll2_pfd2_396m", +}; + +static const char *pll1_sw_sels[] = { + "pll1_sys", + "step", +}; + +static const char *periph_pre_sels[] = { + "pll2_bus", + "pll2_pfd2_396m", + "pll2_pfd0_352m", + "pll2_198m", +}; + +static const char *periph_clk2_sels[] = { + "pll3_usb_otg", + "osc", +}; + +static const char *periph_sels[] = { + "periph_pre", + "periph_clk2", +}; + +static const char *periph2_sels[] = { + "periph2_pre", + "periph2_clk2", +}; + +static const char *axi_sels[] = { + "periph", + "pll2_pfd2_396m", + "pll3_pfd1_540m", +}; + +static const char *usdhc_sels[] = { + "pll2_pfd2_396m", + "pll2_pfd0_352m", +}; + +static const char *enfc_sels[] = { + "pll2_pfd0_352m", + "pll2_bus", + "pll3_usb_otg", + "pll2_pfd2_396m", +}; + +static const char *eim_sels[] = { + "axi", + "pll3_usb_otg", + "pll2_pfd2_396m", + "pll2_pfd0_352m", +}; + +static const char *vdo_axi_sels[] = { + "axi", + "ahb", +}; + +static const char *cko_sels[] = { + "cko1", + "cko2", +}; + +static const char *cko1_sels[] = { + "pll3_usb_otg", + "pll2_bus", + "pll1_sys", + "pll5_video", + "dummy", + "axi", + "enfc", + "ipu1_di0", + "ipu1_di1", + "ipu2_di0", + "ipu2_di1", + "ahb", + "ipg", + "ipg_per", + "ckil", + "pll4_audio", +}; + +static const char *cko2_sels[] = { + "mmdc_ch0_axi", + "mmdc_ch1_axi", + "usdhc4", + "usdhc1", + "gpu2d_axi", + "dummy", + "ecspi_root", + "gpu3d_axi", + "usdhc3", + "dummy", + "arm", + "ipu1", + "ipu2", + "vdo_axi", + "osc", + "gpu2d_core", + "gpu3d_core", + "usdhc2", + "ssi1", + "ssi2", + "ssi3", + "gpu3d_shader", + "vpu_axi", + "can_root", + "ldb_di0", + "ldb_di1", + "esai", + "eim_slow", + "uart_serial", + "spdif", + "asrc", + "hsi_tx", +}; + +static const char *ipu_sels[] = { + "mmdc_ch0_axi_podf", + "pll2_pfd2_396m", + "pll3_120m", + "pll3_pfd1_540m", +}; + +static const char *ldb_di_sels[] = { + "pll5_video_div", + "pll2_pfd0_352m", + "pll2_pfd2_396m", + "mmdc_ch1_axi_podf", + "pll3_usb_otg", +}; + +static const char *ipu_di_pre_sels[] = { + "mmdc_ch0_axi", + "pll3_usb_otg", + "pll5_video_div", + "pll2_pfd0_352m", + "pll2_pfd2_396m", + "pll3_pfd1_540m", +}; + +static const char *ipu1_di0_sels[] = { + "ipu1_di0_pre", + "dummy", + "dummy", + "ldb_di0_podf", + "ldb_di1_podf", +}; + +static const char *ipu1_di1_sels[] = { + "ipu1_di1_pre", + "dummy", + "dummy", + "ldb_di0_podf", + "ldb_di1_podf", +}; + +static const char *ipu2_di0_sels[] = { + "ipu2_di0_pre", + "dummy", + "dummy", + "ldb_di0_podf", + "ldb_di1_podf", +}; + +static const char *ipu2_di1_sels[] = { + "ipu2_di1_pre", + "dummy", + "dummy", + "ldb_di0_podf", + "ldb_di1_podf", +}; + +static const char *lvds_sels[] = { + "dummy", + "dummy", + "dummy", + "dummy", + "dummy", + "dummy", + "pll4_audio", + "pll5_video", + "pll8_mlb", + "enet_ref", + "pcie_ref_125m", + "sata_ref_100m", +}; + +static const char *pcie_axi_sels[] = { + "axi", + "ahb", +}; + +static struct clk_div_table clk_enet_ref_table[] = { + { .val = 0, .div = 20, }, + { .val = 1, .div = 10, }, + { .val = 2, .div = 5, }, + { .val = 3, .div = 4, }, + { }, +}; + +static struct clk_div_table post_div_table[] = { + { .val = 2, .div = 1, }, + { .val = 1, .div = 2, }, + { .val = 0, .div = 4, }, + { /* sentinel */ } +}; + +static struct clk_div_table video_div_table[] = { + { .val = 0, .div = 1, }, + { .val = 1, .div = 2, }, + { .val = 2, .div = 1, }, + { .val = 3, .div = 4, }, + { /* sentinel */ } +}; + +static void imx6_add_video_clks(void __iomem *anab, void __iomem *cb) +{ + clks[IMX6QDL_CLK_PLL5_POST_DIV] = imx_clk_divider_table("pll5_post_div", "pll5_video", anab + 0xa0, 19, 2, post_div_table); + clks[IMX6QDL_CLK_PLL5_VIDEO_DIV] = imx_clk_divider_table("pll5_video_div", "pll5_post_div", anab + 0x170, 30, 2, video_div_table); + + clks[IMX6QDL_CLK_IPU1_SEL] = imx_clk_mux("ipu1_sel", cb + 0x3c, 9, 2, ipu_sels, ARRAY_SIZE(ipu_sels)); + clks[IMX6QDL_CLK_IPU2_SEL] = imx_clk_mux("ipu2_sel", cb + 0x3c, 14, 2, ipu_sels, ARRAY_SIZE(ipu_sels)); + clks[IMX6QDL_CLK_LDB_DI0_SEL] = imx_clk_mux_p("ldb_di0_sel", cb + 0x2c, 9, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels)); + clks[IMX6QDL_CLK_LDB_DI1_SEL] = imx_clk_mux_p("ldb_di1_sel", cb + 0x2c, 12, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels)); + clks[IMX6QDL_CLK_IPU1_DI0_PRE_SEL] = imx_clk_mux_p("ipu1_di0_pre_sel", cb + 0x34, 6, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels)); + clks[IMX6QDL_CLK_IPU1_DI1_PRE_SEL] = imx_clk_mux_p("ipu1_di1_pre_sel", cb + 0x34, 15, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels)); + clks[IMX6QDL_CLK_IPU2_DI0_PRE_SEL] = imx_clk_mux_p("ipu2_di0_pre_sel", cb + 0x38, 6, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels)); + clks[IMX6QDL_CLK_IPU2_DI1_PRE_SEL] = imx_clk_mux_p("ipu2_di1_pre_sel", cb + 0x38, 15, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels)); + clks[IMX6QDL_CLK_IPU1_DI0_SEL] = imx_clk_mux_p("ipu1_di0_sel", cb + 0x34, 0, 3, ipu1_di0_sels, ARRAY_SIZE(ipu1_di0_sels)); + clks[IMX6QDL_CLK_IPU1_DI1_SEL] = imx_clk_mux_p("ipu1_di1_sel", cb + 0x34, 9, 3, ipu1_di1_sels, ARRAY_SIZE(ipu1_di1_sels)); + clks[IMX6QDL_CLK_IPU2_DI0_SEL] = imx_clk_mux_p("ipu2_di0_sel", cb + 0x38, 0, 3, ipu2_di0_sels, ARRAY_SIZE(ipu2_di0_sels)); + clks[IMX6QDL_CLK_IPU2_DI1_SEL] = imx_clk_mux_p("ipu2_di1_sel", cb + 0x38, 9, 3, ipu2_di1_sels, ARRAY_SIZE(ipu2_di1_sels)); + + clks[IMX6QDL_CLK_IPU1_PODF] = imx_clk_divider("ipu1_podf", "ipu1_sel", cb + 0x3c, 11, 3); + clks[IMX6QDL_CLK_IPU2_PODF] = imx_clk_divider("ipu2_podf", "ipu2_sel", cb + 0x3c, 16, 3); + clks[IMX6QDL_CLK_LDB_DI0_DIV_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7); + clks[IMX6QDL_CLK_LDB_DI0_PODF] = imx_clk_divider_np("ldb_di0_podf", "ldb_di0_div_3_5", cb + 0x20, 10, 1); + clks[IMX6QDL_CLK_LDB_DI1_DIV_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7); + clks[IMX6QDL_CLK_LDB_DI1_PODF] = imx_clk_divider_np("ldb_di1_podf", "ldb_di1_div_3_5", cb + 0x20, 11, 1); + clks[IMX6QDL_CLK_IPU1_DI0_PRE] = imx_clk_divider("ipu1_di0_pre", "ipu1_di0_pre_sel", cb + 0x34, 3, 3); + clks[IMX6QDL_CLK_IPU1_DI1_PRE] = imx_clk_divider("ipu1_di1_pre", "ipu1_di1_pre_sel", cb + 0x34, 12, 3); + clks[IMX6QDL_CLK_IPU2_DI0_PRE] = imx_clk_divider("ipu2_di0_pre", "ipu2_di0_pre_sel", cb + 0x38, 3, 3); + clks[IMX6QDL_CLK_IPU2_DI1_PRE] = imx_clk_divider("ipu2_di1_pre", "ipu2_di1_pre_sel", cb + 0x38, 12, 3); + + clks[IMX6QDL_CLK_IPU1] = imx_clk_gate2("ipu1", "ipu1_podf", cb + 0x74, 0); + clks[IMX6QDL_CLK_IPU1_DI0] = imx_clk_gate2("ipu1_di0", "ipu1_di0_sel", cb + 0x74, 2); + clks[IMX6QDL_CLK_IPU1_DI1] = imx_clk_gate2("ipu1_di1", "ipu1_di1_sel", cb + 0x74, 4); + clks[IMX6QDL_CLK_IPU2] = imx_clk_gate2("ipu2", "ipu2_podf", cb + 0x74, 6); + clks[IMX6QDL_CLK_IPU2_DI0] = imx_clk_gate2("ipu2_di0", "ipu2_di0_sel", cb + 0x74, 8); + clks[IMX6QDL_CLK_LDB_DI0] = imx_clk_gate2("ldb_di0", "ldb_di0_podf", cb + 0x74, 12); + clks[IMX6QDL_CLK_LDB_DI1] = imx_clk_gate2("ldb_di1", "ldb_di1_podf", cb + 0x74, 14); + clks[IMX6QDL_CLK_IPU2_DI1] = imx_clk_gate2("ipu2_di1", "ipu2_di1_sel", cb + 0x74, 10); + + clk_set_parent(clks[IMX6QDL_CLK_IPU1_DI0_SEL], clks[IMX6QDL_CLK_IPU1_DI0_PRE]); + clk_set_parent(clks[IMX6QDL_CLK_IPU1_DI1_SEL], clks[IMX6QDL_CLK_IPU1_DI1_PRE]); + clk_set_parent(clks[IMX6QDL_CLK_IPU2_DI0_SEL], clks[IMX6QDL_CLK_IPU2_DI0_PRE]); + clk_set_parent(clks[IMX6QDL_CLK_IPU2_DI1_SEL], clks[IMX6QDL_CLK_IPU2_DI1_PRE]); + + clk_set_parent(clks[IMX6QDL_CLK_IPU1_DI0_PRE_SEL], clks[IMX6QDL_CLK_PLL5_VIDEO_DIV]); + clk_set_parent(clks[IMX6QDL_CLK_IPU1_DI1_PRE_SEL], clks[IMX6QDL_CLK_PLL5_VIDEO_DIV]); + clk_set_parent(clks[IMX6QDL_CLK_IPU2_DI0_PRE_SEL], clks[IMX6QDL_CLK_PLL5_VIDEO_DIV]); + clk_set_parent(clks[IMX6QDL_CLK_IPU2_DI1_PRE_SEL], clks[IMX6QDL_CLK_PLL5_VIDEO_DIV]); + + if ((imx_silicon_revision() != IMX_CHIP_REV_1_0) || + cpu_is_mx6dl()) { + clk_set_parent(clks[IMX6QDL_CLK_LDB_DI0_SEL], clks[IMX6QDL_CLK_PLL5_VIDEO_DIV]); + clk_set_parent(clks[IMX6QDL_CLK_LDB_DI1_SEL], clks[IMX6QDL_CLK_PLL5_VIDEO_DIV]); + } + +} + +static int imx6_ccm_probe(struct device_d *dev) +{ + struct resource *iores; + void __iomem *base, *anatop_base, *ccm_base; + + anatop_base = (void *)MX6_ANATOP_BASE_ADDR; + iores = dev_request_mem_resource(dev, 0); + if (IS_ERR(iores)) + return PTR_ERR(iores); + ccm_base = IOMEM(iores->start); + + base = anatop_base; + + /* type name parent_name base div_mask */ + clks[IMX6QDL_CLK_PLL1_SYS] = imx_clk_pllv3(IMX_PLLV3_SYS, "pll1_sys", "osc", base, 0x7f); + clks[IMX6QDL_CLK_PLL2_BUS] = imx_clk_pllv3(IMX_PLLV3_GENERIC, "pll2_bus", "osc", base + 0x30, 0x1); + clks[IMX6QDL_CLK_PLL3_USB_OTG] = imx_clk_pllv3(IMX_PLLV3_USB, "pll3_usb_otg", "osc", base + 0x10, 0x3); + clks[IMX6QDL_CLK_PLL4_AUDIO] = imx_clk_pllv3(IMX_PLLV3_AV, "pll4_audio", "osc", base + 0x70, 0x7f); + clks[IMX6QDL_CLK_PLL5_VIDEO] = imx_clk_pllv3(IMX_PLLV3_AV, "pll5_video", "osc", base + 0xa0, 0x7f); + clks[IMX6QDL_CLK_PLL8_MLB] = imx_clk_pllv3(IMX_PLLV3_MLB, "pll8_mlb", "osc", base + 0xd0, 0x0); + clks[IMX6QDL_CLK_PLL7_USB_HOST] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7_usb_host","osc", base + 0x20, 0x3); + clks[IMX6QDL_CLK_PLL6_ENET] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll6_enet", "osc", base + 0xe0, 0x3); + + clks[IMX6QDL_CLK_USBPHY1] = imx_clk_gate("usbphy1", "pll3_usb_otg", base + 0x10, 6); + clks[IMX6QDL_CLK_USBPHY2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 6); + + clks[IMX6QDL_CLK_SATA_REF] = imx_clk_fixed_factor("sata_ref", "pll6_enet", 1, 5); + clks[IMX6QDL_CLK_PCIE_REF] = imx_clk_fixed_factor("pcie_ref", "pll6_enet", 1, 4); + clks[IMX6QDL_CLK_SATA_REF_100M] = imx_clk_gate("sata_ref_100m", "sata_ref", base + 0xe0, 20); + clks[IMX6QDL_CLK_PCIE_REF_125M] = imx_clk_gate("pcie_ref_125m", "pcie_ref", base + 0xe0, 19); + + clks[IMX6QDL_CLK_ENET_REF] = imx_clk_divider_table("enet_ref", "pll6_enet", base + 0xe0, 0, 2, clk_enet_ref_table); + + clks[IMX6QDL_CLK_LVDS1_SEL] = imx_clk_mux("lvds1_sel", base + 0x160, 0, 5, lvds_sels, ARRAY_SIZE(lvds_sels)); + clks[IMX6QDL_CLK_LVDS2_SEL] = imx_clk_mux("lvds2_sel", base + 0x160, 5, 5, lvds_sels, ARRAY_SIZE(lvds_sels)); + + clks[IMX6QDL_CLK_LVDS1_GATE] = imx_clk_gate_exclusive("lvds1_gate", "lvds1_sel", base + 0x160, 10, BIT(12)); + clks[IMX6QDL_CLK_LVDS2_GATE] = imx_clk_gate_exclusive("lvds2_gate", "lvds2_sel", base + 0x160, 11, BIT(13)); + + /* name parent_name reg idx */ + clks[IMX6QDL_CLK_PLL2_PFD0_352M] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0); + clks[IMX6QDL_CLK_PLL2_PFD1_594M] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus", base + 0x100, 1); + clks[IMX6QDL_CLK_PLL2_PFD2_396M] = imx_clk_pfd("pll2_pfd2_396m", "pll2_bus", base + 0x100, 2); + clks[IMX6QDL_CLK_PLL3_PFD0_720M] = imx_clk_pfd("pll3_pfd0_720m", "pll3_usb_otg", base + 0xf0, 0); + clks[IMX6QDL_CLK_PLL3_PFD1_540M] = imx_clk_pfd("pll3_pfd1_540m", "pll3_usb_otg", base + 0xf0, 1); + clks[IMX6QDL_CLK_PLL3_PFD2_508M] = imx_clk_pfd("pll3_pfd2_508m", "pll3_usb_otg", base + 0xf0, 2); + clks[IMX6QDL_CLK_PLL3_PFD3_454M] = imx_clk_pfd("pll3_pfd3_454m", "pll3_usb_otg", base + 0xf0, 3); + + /* name parent_name mult div */ + clks[IMX6QDL_CLK_PLL2_198M] = imx_clk_fixed_factor("pll2_198m", "pll2_pfd2_396m", 1, 2); + clks[IMX6QDL_CLK_PLL3_120M] = imx_clk_fixed_factor("pll3_120m", "pll3_usb_otg", 1, 4); + clks[IMX6QDL_CLK_PLL3_80M] = imx_clk_fixed_factor("pll3_80m", "pll3_usb_otg", 1, 6); + clks[IMX6QDL_CLK_PLL3_60M] = imx_clk_fixed_factor("pll3_60m", "pll3_usb_otg", 1, 8); + clks[IMX6QDL_CLK_TWD] = imx_clk_fixed_factor("twd", "arm", 1, 2); + + base = ccm_base; + + /* name reg shift width parent_names num_parents */ + clks[IMX6QDL_CLK_STEP] = imx_clk_mux("step", base + 0xc, 8, 1, step_sels, ARRAY_SIZE(step_sels)); + clks[IMX6QDL_CLK_PLL1_SW] = imx_clk_mux("pll1_sw", base + 0xc, 2, 1, pll1_sw_sels, ARRAY_SIZE(pll1_sw_sels)); + clks[IMX6QDL_CLK_PERIPH_PRE] = imx_clk_mux("periph_pre", base + 0x18, 18, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels)); + clks[IMX6QDL_CLK_PERIPH2_PRE] = imx_clk_mux("periph2_pre", base + 0x18, 21, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels)); + clks[IMX6QDL_CLK_PERIPH_CLK2_SEL] = imx_clk_mux("periph_clk2_sel", base + 0x18, 12, 1, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels)); + clks[IMX6QDL_CLK_PERIPH2_CLK2_SEL] = imx_clk_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels)); + clks[IMX6QDL_CLK_AXI_SEL] = imx_clk_mux("axi_sel", base + 0x14, 6, 2, axi_sels, ARRAY_SIZE(axi_sels)); + clks[IMX6QDL_CLK_USDHC1_SEL] = imx_clk_mux("usdhc1_sel", base + 0x1c, 16, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + clks[IMX6QDL_CLK_USDHC2_SEL] = imx_clk_mux("usdhc2_sel", base + 0x1c, 17, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + clks[IMX6QDL_CLK_USDHC3_SEL] = imx_clk_mux("usdhc3_sel", base + 0x1c, 18, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + clks[IMX6QDL_CLK_USDHC4_SEL] = imx_clk_mux("usdhc4_sel", base + 0x1c, 19, 1, usdhc_sels, ARRAY_SIZE(usdhc_sels)); + clks[IMX6QDL_CLK_ENFC_SEL] = imx_clk_mux("enfc_sel", base + 0x2c, 16, 2, enfc_sels, ARRAY_SIZE(enfc_sels)); + clks[IMX6QDL_CLK_EIM_SEL] = imx_clk_mux("eim_sel", base + 0x1c, 27, 2, eim_sels, ARRAY_SIZE(eim_sels)); + clks[IMX6QDL_CLK_EIM_SLOW_SEL] = imx_clk_mux("eim_slow_sel", base + 0x1c, 29, 2, eim_sels, ARRAY_SIZE(eim_sels)); + clks[IMX6QDL_CLK_VDO_AXI_SEL] = imx_clk_mux("vdo_axi_sel", base + 0x18, 11, 1, vdo_axi_sels, ARRAY_SIZE(vdo_axi_sels)); + clks[IMX6QDL_CLK_CKO1_SEL] = imx_clk_mux("cko1_sel", base + 0x60, 0, 4, cko1_sels, ARRAY_SIZE(cko1_sels)); + clks[IMX6QDL_CLK_CKO2_SEL] = imx_clk_mux("cko2_sel", base + 0x60, 16, 5, cko2_sels, ARRAY_SIZE(cko2_sels)); + clks[IMX6QDL_CLK_CKO] = imx_clk_mux("cko", base + 0x60, 8, 1, cko_sels, ARRAY_SIZE(cko_sels)); + clks[IMX6QDL_CLK_PCIE_AXI_SEL] = imx_clk_mux("pcie_axi_sel", base + 0x18, 10, 1, pcie_axi_sels, ARRAY_SIZE(pcie_axi_sels)); + + /* name reg shift width busy: reg, shift parent_names num_parents */ + clks[IMX6QDL_CLK_PERIPH] = imx_clk_busy_mux("periph", base + 0x14, 25, 1, base + 0x48, 5, periph_sels, ARRAY_SIZE(periph_sels)); + clks[IMX6QDL_CLK_PERIPH2] = imx_clk_busy_mux("periph2", base + 0x14, 26, 1, base + 0x48, 3, periph2_sels, ARRAY_SIZE(periph2_sels)); + + /* name parent_name reg shift width */ + clks[IMX6QDL_CLK_PERIPH_CLK2] = imx_clk_divider("periph_clk2", "periph_clk2_sel", base + 0x14, 27, 3); + clks[IMX6QDL_CLK_PERIPH2_CLK2] = imx_clk_divider("periph2_clk2", "periph2_clk2_sel", base + 0x14, 0, 3); + clks[IMX6QDL_CLK_IPG] = imx_clk_divider("ipg", "ahb", base + 0x14, 8, 2); + clks[IMX6QDL_CLK_IPG_PER] = imx_clk_divider("ipg_per", "ipg", base + 0x1c, 0, 6); + clks[IMX6QDL_CLK_CAN_ROOT] = imx_clk_divider("can_root", "pll3_usb_otg", base + 0x20, 2, 6); + clks[IMX6QDL_CLK_ECSPI_ROOT] = imx_clk_divider("ecspi_root", "pll3_60m", base + 0x38, 19, 6); + clks[IMX6QDL_CLK_UART_SERIAL_PODF] = imx_clk_divider("uart_serial_podf", "pll3_80m", base + 0x24, 0, 6); + clks[IMX6QDL_CLK_USDHC1_PODF] = imx_clk_divider("usdhc1_podf", "usdhc1_sel", base + 0x24, 11, 3); + clks[IMX6QDL_CLK_USDHC2_PODF] = imx_clk_divider("usdhc2_podf", "usdhc2_sel", base + 0x24, 16, 3); + clks[IMX6QDL_CLK_USDHC3_PODF] = imx_clk_divider("usdhc3_podf", "usdhc3_sel", base + 0x24, 19, 3); + clks[IMX6QDL_CLK_USDHC4_PODF] = imx_clk_divider("usdhc4_podf", "usdhc4_sel", base + 0x24, 22, 3); + clks[IMX6QDL_CLK_ENFC_PRED] = imx_clk_divider("enfc_pred", "enfc_sel", base + 0x2c, 18, 3); + clks[IMX6QDL_CLK_ENFC_PODF] = imx_clk_divider("enfc_podf", "enfc_pred", base + 0x2c, 21, 6); + clks[IMX6QDL_CLK_EIM_PODF] = imx_clk_divider("eim_podf", "eim_sel", base + 0x1c, 20, 3); + clks[IMX6QDL_CLK_EIM_SLOW_PODF] = imx_clk_divider("eim_slow_podf", "eim_slow_sel", base + 0x1c, 23, 3); + clks[IMX6QDL_CLK_CKO1_PODF] = imx_clk_divider("cko1_podf", "cko1_sel", base + 0x60, 4, 3); + clks[IMX6QDL_CLK_CKO2_PODF] = imx_clk_divider("cko2_podf", "cko2_sel", base + 0x60, 21, 3); + + /* name parent_name reg shift width busy: reg, shift */ + clks[IMX6QDL_CLK_AXI] = imx_clk_busy_divider("axi", "axi_sel", base + 0x14, 16, 3, base + 0x48, 0); + clks[IMX6QDL_CLK_MMDC_CH0_AXI_PODF] = imx_clk_busy_divider("mmdc_ch0_axi_podf", "periph", base + 0x14, 19, 3, base + 0x48, 4); + clks[IMX6QDL_CLK_MMDC_CH1_AXI_PODF] = imx_clk_busy_divider("mmdc_ch1_axi_podf", "periph2", base + 0x14, 3, 3, base + 0x48, 2); + clks[IMX6QDL_CLK_ARM] = imx_clk_busy_divider("arm", "pll1_sw", base + 0x10, 0, 3, base + 0x48, 16); + clks[IMX6QDL_CLK_AHB] = imx_clk_busy_divider("ahb", "periph", base + 0x14, 10, 3, base + 0x48, 1); + + /* name parent_name reg shift */ + clks[IMX6QDL_CLK_APBH_DMA] = imx_clk_gate2("apbh_dma", "usdhc3", base + 0x68, 4); + clks[IMX6QDL_CLK_CAAM_MEM] = imx_clk_gate2("caam_mem", "ahb", base + 0x68, 8); + clks[IMX6QDL_CLK_CAAM_ACLK] = imx_clk_gate2("caam_aclk", "ahb", base + 0x68, 10); + clks[IMX6QDL_CLK_CAAM_IPG] = imx_clk_gate2("caam_ipg", "ipg", base + 0x68, 12); + clks[IMX6QDL_CLK_ECSPI1] = imx_clk_gate2("ecspi1", "ecspi_root", base + 0x6c, 0); + clks[IMX6QDL_CLK_ECSPI2] = imx_clk_gate2("ecspi2", "ecspi_root", base + 0x6c, 2); + clks[IMX6QDL_CLK_ECSPI3] = imx_clk_gate2("ecspi3", "ecspi_root", base + 0x6c, 4); + clks[IMX6QDL_CLK_ECSPI4] = imx_clk_gate2("ecspi4", "ecspi_root", base + 0x6c, 6); + if (cpu_is_mx6dl()) + clks[IMX6DL_CLK_I2C4] = imx_clk_gate2("i2c4", "ipg_per", base + 0x6c, 8); + else + clks[IMX6Q_CLK_ECSPI5] = imx_clk_gate2("ecspi5", "ecspi_root", base + 0x6c, 8); + clks[IMX6QDL_CLK_ENET] = imx_clk_gate2("enet", "ipg", base + 0x6c, 10); + clks[IMX6QDL_CLK_GPT_IPG] = imx_clk_gate2("gpt_ipg", "ipg", base + 0x6c, 20); + clks[IMX6QDL_CLK_GPT_IPG_PER] = imx_clk_gate2("gpt_ipg_per", "ipg_per", base + 0x6c, 22); + clks[IMX6QDL_CLK_I2C1] = imx_clk_gate2("i2c1", "ipg_per", base + 0x70, 6); + clks[IMX6QDL_CLK_I2C2] = imx_clk_gate2("i2c2", "ipg_per", base + 0x70, 8); + clks[IMX6QDL_CLK_I2C3] = imx_clk_gate2("i2c3", "ipg_per", base + 0x70, 10); + clks[IMX6QDL_CLK_IIM] = imx_clk_gate2("iim", "ipg", base + 0x70, 12); + clks[IMX6QDL_CLK_ENFC] = imx_clk_gate2("enfc", "enfc_podf", base + 0x70, 14); + clks[IMX6QDL_CLK_PCIE_AXI] = imx_clk_gate2("pcie_axi", "pcie_axi_sel", base + 0x78, 0); + clks[IMX6QDL_CLK_PER1_BCH] = imx_clk_gate2("per1_bch", "usdhc3", base + 0x78, 12); + clks[IMX6QDL_CLK_PWM1] = imx_clk_gate2("pwm1", "ipg_per", base + 0x78, 16); + clks[IMX6QDL_CLK_PWM2] = imx_clk_gate2("pwm2", "ipg_per", base + 0x78, 18); + clks[IMX6QDL_CLK_PWM3] = imx_clk_gate2("pwm3", "ipg_per", base + 0x78, 20); + clks[IMX6QDL_CLK_PWM4] = imx_clk_gate2("pwm4", "ipg_per", base + 0x78, 22); + clks[IMX6QDL_CLK_GPMI_BCH_APB] = imx_clk_gate2("gpmi_bch_apb", "usdhc3", base + 0x78, 24); + clks[IMX6QDL_CLK_GPMI_BCH] = imx_clk_gate2("gpmi_bch", "usdhc4", base + 0x78, 26); + clks[IMX6QDL_CLK_GPMI_IO] = imx_clk_gate2("gpmi_io", "enfc", base + 0x78, 28); + clks[IMX6QDL_CLK_GPMI_APB] = imx_clk_gate2("gpmi_apb", "usdhc3", base + 0x78, 30); + clks[IMX6QDL_CLK_SATA] = imx_clk_gate2("sata", "ipg", base + 0x7c, 4); + clks[IMX6QDL_CLK_UART_IPG] = imx_clk_gate2("uart_ipg", "ipg", base + 0x7c, 24); + clks[IMX6QDL_CLK_UART_SERIAL] = imx_clk_gate2("uart_serial", "uart_serial_podf", base + 0x7c, 26); + clks[IMX6QDL_CLK_USBOH3] = imx_clk_gate2("usboh3", "ipg", base + 0x80, 0); + clks[IMX6QDL_CLK_USDHC1] = imx_clk_gate2("usdhc1", "usdhc1_podf", base + 0x80, 2); + clks[IMX6QDL_CLK_USDHC2] = imx_clk_gate2("usdhc2", "usdhc2_podf", base + 0x80, 4); + clks[IMX6QDL_CLK_USDHC3] = imx_clk_gate2("usdhc3", "usdhc3_podf", base + 0x80, 6); + clks[IMX6QDL_CLK_USDHC4] = imx_clk_gate2("usdhc4", "usdhc4_podf", base + 0x80, 8); + clks[IMX6QDL_CLK_EIM_SLOW] = imx_clk_gate2("eim_slow", "eim_slow_podf", base + 0x80, 10); + clks[IMX6QDL_CLK_CKO1] = imx_clk_gate("cko1", "cko1_podf", base + 0x60, 7); + clks[IMX6QDL_CLK_CKO2] = imx_clk_gate("cko2", "cko2_podf", base + 0x60, 24); + + clkdev_add_physbase(clks[IMX6QDL_CLK_IPG], MX6_OCOTP_BASE_ADDR, NULL); + + if (IS_ENABLED(CONFIG_DRIVER_VIDEO_IMX_IPUV3)) + imx6_add_video_clks(anatop_base, ccm_base); + + writel(0xffffffff, ccm_base + CCGR0); + writel(0xf0ffffff, ccm_base + CCGR1); /* gate GPU3D, GPU2D */ + writel(0xffffffff, ccm_base + CCGR2); + if (IS_ENABLED(CONFIG_DRIVER_VIDEO_IMX_IPUV3)) + writel(0x3fffffff, ccm_base + CCGR3); /* gate OpenVG */ + else + writel(0x3fff0000, ccm_base + CCGR3); /* gate OpenVG, LDB, IPU1, IPU2 */ + if (IS_ENABLED(CONFIG_PCI_IMX6)) + writel(0xffffffff, ccm_base + CCGR4); + else + writel(0xfffffffc, ccm_base + CCGR4); /* gate PCIe */ + writel(0xffffffff, ccm_base + CCGR5); + writel(0xffff3fff, ccm_base + CCGR6); /* gate VPU */ + writel(0xffffffff, ccm_base + CCGR7); + + clk_data.clks = clks; + clk_data.clk_num = IMX6QDL_CLK_END; + of_clk_add_provider(dev->device_node, of_clk_src_onecell_get, &clk_data); + + clk_enable(clks[IMX6QDL_CLK_MMDC_CH0_AXI_PODF]); + clk_enable(clks[IMX6QDL_CLK_PLL6_ENET]); + clk_enable(clks[IMX6QDL_CLK_SATA_REF_100M]); + clk_enable(clks[IMX6QDL_CLK_ENFC_PODF]); + + clk_set_parent(clks[IMX6QDL_CLK_LVDS1_SEL], clks[IMX6QDL_CLK_SATA_REF_100M]); + + return 0; +} + +static __maybe_unused struct of_device_id imx6_ccm_dt_ids[] = { + { + .compatible = "fsl,imx6q-ccm", + }, { + /* sentinel */ + } +}; + +static struct driver_d imx6_ccm_driver = { + .probe = imx6_ccm_probe, + .name = "imx6-ccm", + .of_compatible = DRV_OF_COMPAT(imx6_ccm_dt_ids), +}; + +static int imx6_ccm_init(void) +{ + return platform_driver_register(&imx6_ccm_driver); +} +core_initcall(imx6_ccm_init); 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