diff options
Diffstat (limited to 'arch/arm/mach-imx/clk-imx6q.c')
| -rw-r--r-- | arch/arm/mach-imx/clk-imx6q.c | 59 |
1 files changed, 17 insertions, 42 deletions
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index ea89520b6e22..3ec242f3341e 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -152,11 +152,12 @@ enum mx6q_clks { ssi2, ssi3, uart_ipg, uart_serial, usboh3, usdhc1, usdhc2, usdhc3, usdhc4, vdo_axi, vpu_axi, cko1, pll1_sys, pll2_bus, pll3_usb_otg, pll4_audio, pll5_video, pll6_mlb, pll7_usb_host, pll8_enet, ssi1_ipg, - ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, + ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, ldb_di0_div_3_5, ldb_di1_div_3_5, clk_max }; static struct clk *clk[clk_max]; +static struct clk_onecell_data clk_data; static enum mx6q_clks const clks_init_on[] __initconst = { mmdc_ch0_axi, rom, @@ -288,8 +289,10 @@ int __init mx6q_clocks_init(void) clk[gpu3d_shader] = imx_clk_divider("gpu3d_shader", "gpu3d_shader_sel", base + 0x18, 29, 3); clk[ipu1_podf] = imx_clk_divider("ipu1_podf", "ipu1_sel", base + 0x3c, 11, 3); clk[ipu2_podf] = imx_clk_divider("ipu2_podf", "ipu2_sel", base + 0x3c, 16, 3); - clk[ldb_di0_podf] = imx_clk_divider("ldb_di0_podf", "ldb_di0_sel", base + 0x20, 10, 1); - clk[ldb_di1_podf] = imx_clk_divider("ldb_di1_podf", "ldb_di1_sel", base + 0x20, 11, 1); + clk[ldb_di0_div_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7); + clk[ldb_di0_podf] = imx_clk_divider("ldb_di0_podf", "ldb_di0_div_3_5", base + 0x20, 10, 1); + clk[ldb_di1_div_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7); + clk[ldb_di1_podf] = imx_clk_divider("ldb_di1_podf", "ldb_di1_div_3_5", base + 0x20, 11, 1); clk[ipu1_di0_pre] = imx_clk_divider("ipu1_di0_pre", "ipu1_di0_pre_sel", base + 0x34, 3, 3); clk[ipu1_di1_pre] = imx_clk_divider("ipu1_di1_pre", "ipu1_di1_pre_sel", base + 0x34, 12, 3); clk[ipu2_di0_pre] = imx_clk_divider("ipu2_di0_pre", "ipu2_di0_pre_sel", base + 0x38, 3, 3); @@ -392,52 +395,24 @@ int __init mx6q_clocks_init(void) pr_err("i.MX6q clk %d: register failed with %ld\n", i, PTR_ERR(clk[i])); + clk_data.clks = clk; + clk_data.clk_num = ARRAY_SIZE(clk); + of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); + clk_register_clkdev(clk[gpt_ipg], "ipg", "imx-gpt.0"); clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0"); clk_register_clkdev(clk[twd], NULL, "smp_twd"); - clk_register_clkdev(clk[apbh_dma], NULL, "110000.dma-apbh"); - clk_register_clkdev(clk[per1_bch], "per1_bch", "112000.gpmi-nand"); - clk_register_clkdev(clk[gpmi_bch_apb], "gpmi_bch_apb", "112000.gpmi-nand"); - clk_register_clkdev(clk[gpmi_bch], "gpmi_bch", "112000.gpmi-nand"); - clk_register_clkdev(clk[gpmi_apb], "gpmi_apb", "112000.gpmi-nand"); - clk_register_clkdev(clk[gpmi_io], "gpmi_io", "112000.gpmi-nand"); - clk_register_clkdev(clk[usboh3], NULL, "2184000.usb"); - clk_register_clkdev(clk[usboh3], NULL, "2184200.usb"); - clk_register_clkdev(clk[usboh3], NULL, "2184400.usb"); - clk_register_clkdev(clk[usboh3], NULL, "2184600.usb"); - clk_register_clkdev(clk[usbphy1], NULL, "20c9000.usbphy"); - clk_register_clkdev(clk[usbphy2], NULL, "20ca000.usbphy"); - clk_register_clkdev(clk[uart_serial], "per", "2020000.serial"); - clk_register_clkdev(clk[uart_ipg], "ipg", "2020000.serial"); - clk_register_clkdev(clk[uart_serial], "per", "21e8000.serial"); - clk_register_clkdev(clk[uart_ipg], "ipg", "21e8000.serial"); - clk_register_clkdev(clk[uart_serial], "per", "21ec000.serial"); - clk_register_clkdev(clk[uart_ipg], "ipg", "21ec000.serial"); - clk_register_clkdev(clk[uart_serial], "per", "21f0000.serial"); - clk_register_clkdev(clk[uart_ipg], "ipg", "21f0000.serial"); - clk_register_clkdev(clk[uart_serial], "per", "21f4000.serial"); - clk_register_clkdev(clk[uart_ipg], "ipg", "21f4000.serial"); - clk_register_clkdev(clk[enet], NULL, "2188000.ethernet"); - clk_register_clkdev(clk[usdhc1], NULL, "2190000.usdhc"); - clk_register_clkdev(clk[usdhc2], NULL, "2194000.usdhc"); - clk_register_clkdev(clk[usdhc3], NULL, "2198000.usdhc"); - clk_register_clkdev(clk[usdhc4], NULL, "219c000.usdhc"); - clk_register_clkdev(clk[i2c1], NULL, "21a0000.i2c"); - clk_register_clkdev(clk[i2c2], NULL, "21a4000.i2c"); - clk_register_clkdev(clk[i2c3], NULL, "21a8000.i2c"); - clk_register_clkdev(clk[ecspi1], NULL, "2008000.ecspi"); - clk_register_clkdev(clk[ecspi2], NULL, "200c000.ecspi"); - clk_register_clkdev(clk[ecspi3], NULL, "2010000.ecspi"); - clk_register_clkdev(clk[ecspi4], NULL, "2014000.ecspi"); - clk_register_clkdev(clk[ecspi5], NULL, "2018000.ecspi"); - clk_register_clkdev(clk[sdma], NULL, "20ec000.sdma"); - clk_register_clkdev(clk[dummy], NULL, "20bc000.wdog"); - clk_register_clkdev(clk[dummy], NULL, "20c0000.wdog"); - clk_register_clkdev(clk[ssi1_ipg], NULL, "2028000.ssi"); clk_register_clkdev(clk[cko1_sel], "cko1_sel", NULL); clk_register_clkdev(clk[ahb], "ahb", NULL); clk_register_clkdev(clk[cko1], "cko1", NULL); + /* + * The gpmi needs 100MHz frequency in the EDO/Sync mode, + * We can not get the 100MHz from the pll2_pfd0_352m. + * So choose pll2_pfd2_396m as enfc_sel's parent. + */ + clk_set_parent(clk[enfc_sel], clk[pll2_pfd2_396m]); + for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) clk_prepare_enable(clk[clks_init_on[i]]); |