/*
- * Copyright 2011-2013 Freescale Semiconductor, Inc.
+ * Copyright 2011-2015 Freescale Semiconductor, Inc.
* Copyright 2011 Linaro Ltd.
*
* The code contained herein is licensed under the GNU General Public
static const char *periph2_clk2_sels[] = { "pll3_usb_otg", "pll2_bus", };
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", "periph", "pll3_pfd1_540m", };
+static const char *axi_alt_sels[] = { "pll2_pfd2_396m", "pll3_pfd1_540m", };
+static const char *axi_sels[] = { "periph", "axi_alt_sel", };
static const char *audio_sels[] = { "pll4_audio_div", "pll3_pfd2_508m", "pll3_pfd3_454m", "pll3_usb_otg", };
static const char *gpu_axi_sels[] = { "axi", "ahb", };
static const char *pre_axi_sels[] = { "axi", "ahb", };
static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll3_pfd0_720m", };
static const char *ipu_sels[] = { "mmdc_ch0_axi", "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", "pll3_usb_otg", };
+static const char *ldb_di0_div_sels[] = { "ldb_di0_div_3_5", "ldb_di0_div_7", };
+static const char *ldb_di1_div_sels[] = { "ldb_di1_div_3_5", "ldb_di1_div_7", };
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", "ldb_di1", };
static const char *ipu1_di1_sels[] = { "ipu1_di1_pre", "dummy", "dummy", "ldb_di0", "ldb_di1", };
static struct clk *clk[IMX6QDL_CLK_END];
static struct clk_onecell_data clk_data;
+static void __iomem *ccm_base;
static unsigned int const clks_init_on[] __initconst = {
IMX6QDL_CLK_MMDC_CH0_AXI,
IMX6QDL_CLK_ROM,
IMX6QDL_CLK_ARM,
+ IMX6QDL_CLK_OCRAM,
};
static struct clk_div_table clk_enet_ref_table[] = {
struct device_node *np;
void __iomem *anatop_base, *base;
int i;
- int ret;
clk[IMX6QDL_CLK_DUMMY] = imx_clk_fixed("dummy", 0);
clk[IMX6QDL_CLK_CKIL] = imx_obtain_fixed_clock("ckil", 0);
clk_set_parent(clk[IMX6QDL_PLL6_BYPASS], clk[IMX6QDL_CLK_PLL6]);
clk_set_parent(clk[IMX6QDL_PLL7_BYPASS], clk[IMX6QDL_CLK_PLL7]);
- clk[IMX6QDL_CLK_PLL1_SYS] = imx_clk_gate("pll1_sys", "pll1_bypass", base + 0x00, 13);
+ clk[IMX6QDL_CLK_PLL1_SYS] = imx_clk_fixed_factor("pll1_sys", "pll1_bypass", 1, 1);
clk[IMX6QDL_CLK_PLL2_BUS] = imx_clk_gate("pll2_bus", "pll2_bypass", base + 0x30, 13);
clk[IMX6QDL_CLK_PLL3_USB_OTG] = imx_clk_gate("pll3_usb_otg", "pll3_bypass", base + 0x10, 13);
clk[IMX6QDL_CLK_PLL4_AUDIO] = imx_clk_gate("pll4_audio", "pll4_bypass", base + 0x70, 13);
clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_fixed_factor("gpu3d_axi", "mmdc_ch0_axi_podf", 1, 1);
}
- clk[IMX6QDL_CLK_PLL4_POST_DIV] = clk_register_divider_table(NULL, "pll4_post_div", "pll4_audio", CLK_SET_RATE_PARENT, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock);
- clk[IMX6QDL_CLK_PLL4_AUDIO_DIV] = clk_register_divider(NULL, "pll4_audio_div", "pll4_post_div", CLK_SET_RATE_PARENT, base + 0x170, 15, 1, 0, &imx_ccm_lock);
- clk[IMX6QDL_CLK_PLL5_POST_DIV] = clk_register_divider_table(NULL, "pll5_post_div", "pll5_video", CLK_SET_RATE_PARENT, base + 0xa0, 19, 2, 0, post_div_table, &imx_ccm_lock);
- clk[IMX6QDL_CLK_PLL5_VIDEO_DIV] = clk_register_divider_table(NULL, "pll5_video_div", "pll5_post_div", CLK_SET_RATE_PARENT, base + 0x170, 30, 2, 0, video_div_table, &imx_ccm_lock);
+ clk[IMX6QDL_CLK_PLL4_POST_DIV] = clk_register_divider_table(NULL, "pll4_post_div", "pll4_audio", CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x70, 19, 2, 0, post_div_table, &imx_ccm_lock);
+ clk[IMX6QDL_CLK_PLL4_AUDIO_DIV] = clk_register_divider(NULL, "pll4_audio_div", "pll4_post_div", CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x170, 15, 1, 0, &imx_ccm_lock);
+ clk[IMX6QDL_CLK_PLL5_POST_DIV] = clk_register_divider_table(NULL, "pll5_post_div", "pll5_video", CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0xa0, 19, 2, 0, post_div_table, &imx_ccm_lock);
+ clk[IMX6QDL_CLK_PLL5_VIDEO_DIV] = clk_register_divider_table(NULL, "pll5_video_div", "pll5_post_div", CLK_SET_RATE_PARENT | CLK_SET_RATE_GATE, base + 0x170, 30, 2, 0, video_div_table, &imx_ccm_lock);
np = ccm_node;
base = of_iomap(np, 0);
+ ccm_base = base;
WARN_ON(!base);
/* name reg shift width parent_names num_parents */
clk[IMX6QDL_CLK_STEP] = imx_clk_mux("step", base + 0xc, 8, 1, step_sels, ARRAY_SIZE(step_sels));
- clk[IMX6QDL_CLK_PLL1_SW] = imx_clk_mux("pll1_sw", base + 0xc, 2, 1, pll1_sw_sels, ARRAY_SIZE(pll1_sw_sels));
- clk[IMX6QDL_CLK_PERIPH_PRE] = imx_clk_mux("periph_pre", base + 0x18, 18, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels));
+ clk[IMX6QDL_CLK_PLL1_SW] = imx_clk_mux_glitchless("pll1_sw", base + 0xc, 2, 1, pll1_sw_sels, ARRAY_SIZE(pll1_sw_sels));
+ clk[IMX6QDL_CLK_PERIPH_PRE] = imx_clk_mux_bus("periph_pre", base + 0x18, 18, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels));
clk[IMX6QDL_CLK_PERIPH2_PRE] = imx_clk_mux("periph2_pre", base + 0x18, 21, 2, periph_pre_sels, ARRAY_SIZE(periph_pre_sels));
- clk[IMX6QDL_CLK_PERIPH_CLK2_SEL] = imx_clk_mux("periph_clk2_sel", base + 0x18, 12, 2, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels));
+ clk[IMX6QDL_CLK_PERIPH_CLK2_SEL] = imx_clk_mux_bus("periph_clk2_sel", base + 0x18, 12, 2, periph_clk2_sels, ARRAY_SIZE(periph_clk2_sels));
clk[IMX6QDL_CLK_PERIPH2_CLK2_SEL] = imx_clk_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph2_clk2_sels, ARRAY_SIZE(periph2_clk2_sels));
- clk[IMX6QDL_CLK_AXI_SEL] = imx_clk_mux("axi_sel", base + 0x14, 6, 2, axi_sels, ARRAY_SIZE(axi_sels));
+ clk[IMX6QDL_CLK_AXI_ALT_SEL] = imx_clk_mux("axi_alt_sel", base + 0x14, 7, 1, axi_alt_sels, ARRAY_SIZE(axi_alt_sels));
+ clk[IMX6QDL_CLK_AXI_SEL] = imx_clk_mux_glitchless("axi_sel", base + 0x14, 6, 1, axi_sels, ARRAY_SIZE(axi_sels));
clk[IMX6QDL_CLK_ESAI_SEL] = imx_clk_mux("esai_sel", base + 0x20, 19, 2, audio_sels, ARRAY_SIZE(audio_sels));
clk[IMX6QDL_CLK_ASRC_SEL] = imx_clk_mux("asrc_sel", base + 0x30, 7, 2, audio_sels, ARRAY_SIZE(audio_sels));
clk[IMX6QDL_CLK_SPDIF_SEL] = imx_clk_mux("spdif_sel", base + 0x30, 20, 2, audio_sels, ARRAY_SIZE(audio_sels));
clk[IMX6QDL_CLK_IPU1_SEL] = imx_clk_mux("ipu1_sel", base + 0x3c, 9, 2, ipu_sels, ARRAY_SIZE(ipu_sels));
clk[IMX6QDL_CLK_IPU2_SEL] = imx_clk_mux("ipu2_sel", base + 0x3c, 14, 2, ipu_sels, ARRAY_SIZE(ipu_sels));
- disable_anatop_clocks(anatop_base);
+ if (clk_on_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_2_0) {
+ clk[IMX6QDL_CLK_LDB_DI0_SEL] = imx_clk_mux_flags("ldb_di0_sel", base + 0x2c, 9, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels), CLK_SET_RATE_PARENT);
+ clk[IMX6QDL_CLK_LDB_DI1_SEL] = imx_clk_mux_flags("ldb_di1_sel", base + 0x2c, 12, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels), CLK_SET_RATE_PARENT);
+ } else {
+ disable_anatop_clocks(anatop_base);
- imx6q_mmdc_ch1_mask_handshake(base);
+ imx6q_mmdc_ch1_mask_handshake(base);
- /*
- * The LDB_DI0/1_SEL muxes are registered read-only due to a hardware
- * bug. Set the muxes to the requested values before registering the
- * ldb_di_sel clocks.
- */
- init_ldb_clks(np, base);
+ /*
+ * The LDB_DI0/1_SEL muxes are registered read-only due to a hardware
+ * bug. Set the muxes to the requested values before registering the
+ * ldb_di_sel clocks.
+ */
+ init_ldb_clks(np, base);
- clk[IMX6QDL_CLK_LDB_DI0_SEL] = imx_clk_mux_ldb("ldb_di0_sel", base + 0x2c, 9, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels));
- clk[IMX6QDL_CLK_LDB_DI1_SEL] = imx_clk_mux_ldb("ldb_di1_sel", base + 0x2c, 12, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels));
+ clk[IMX6QDL_CLK_LDB_DI0_SEL] = imx_clk_mux_ldb("ldb_di0_sel", base + 0x2c, 9, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels));
+ clk[IMX6QDL_CLK_LDB_DI1_SEL] = imx_clk_mux_ldb("ldb_di1_sel", base + 0x2c, 12, 3, ldb_di_sels, ARRAY_SIZE(ldb_di_sels));
+ }
+ clk[IMX6QDL_CLK_LDB_DI0_DIV_SEL] = imx_clk_mux_flags("ldb_di0_div_sel", base + 0x20, 10, 1, ldb_di0_div_sels, ARRAY_SIZE(ldb_di0_div_sels), CLK_SET_RATE_PARENT);
+ clk[IMX6QDL_CLK_LDB_DI1_DIV_SEL] = imx_clk_mux_flags("ldb_di1_div_sel", base + 0x20, 11, 1, ldb_di1_div_sels, ARRAY_SIZE(ldb_di1_div_sels), CLK_SET_RATE_PARENT);
clk[IMX6QDL_CLK_IPU1_DI0_PRE_SEL] = imx_clk_mux_flags("ipu1_di0_pre_sel", base + 0x34, 6, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels), CLK_SET_RATE_PARENT);
clk[IMX6QDL_CLK_IPU1_DI1_PRE_SEL] = imx_clk_mux_flags("ipu1_di1_pre_sel", base + 0x34, 15, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels), CLK_SET_RATE_PARENT);
clk[IMX6QDL_CLK_IPU2_DI0_PRE_SEL] = imx_clk_mux_flags("ipu2_di0_pre_sel", base + 0x38, 6, 3, ipu_di_pre_sels, ARRAY_SIZE(ipu_di_pre_sels), CLK_SET_RATE_PARENT);
clk[IMX6QDL_CLK_UART_SERIAL_PODF] = imx_clk_divider("uart_serial_podf", "uart_sel", base + 0x24, 0, 6);
clk[IMX6QDL_CLK_LDB_DI0_DIV_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0", 2, 7);
clk[IMX6QDL_CLK_LDB_DI1_DIV_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1", 2, 7);
+ clk[IMX6QDL_CLK_LDB_DI0_DIV_7] = imx_clk_fixed_factor("ldb_di0_div_7", "ldb_di0", 1, 7);
+ clk[IMX6QDL_CLK_LDB_DI1_DIV_7] = imx_clk_fixed_factor("ldb_di1_div_7", "ldb_di1", 1, 7);
} else {
clk[IMX6QDL_CLK_ECSPI_ROOT] = imx_clk_divider("ecspi_root", "pll3_60m", base + 0x38, 19, 6);
clk[IMX6QDL_CLK_CAN_ROOT] = imx_clk_divider("can_root", "pll3_60m", base + 0x20, 2, 6);
clk[IMX6QDL_CLK_UART_SERIAL_PODF] = imx_clk_divider("uart_serial_podf", "pll3_80m", base + 0x24, 0, 6);
clk[IMX6QDL_CLK_LDB_DI0_DIV_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);
clk[IMX6QDL_CLK_LDB_DI1_DIV_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7);
+ clk[IMX6QDL_CLK_LDB_DI0_DIV_7] = imx_clk_fixed_factor("ldb_di0_div_7", "ldb_di0_sel", 1, 7);
+ clk[IMX6QDL_CLK_LDB_DI1_DIV_7] = imx_clk_fixed_factor("ldb_di1_div_7", "ldb_di1_sel", 1, 7);
}
if (clk_on_imx6dl())
clk[IMX6QDL_CLK_MLB_PODF] = imx_clk_divider("mlb_podf", "mlb_sel", base + 0x18, 23, 3);
clk[IMX6QDL_CLK_CAN1_SERIAL] = imx_clk_gate2("can1_serial", "can_root", base + 0x68, 16);
clk[IMX6QDL_CLK_CAN2_IPG] = imx_clk_gate2("can2_ipg", "ipg", base + 0x68, 18);
clk[IMX6QDL_CLK_CAN2_SERIAL] = imx_clk_gate2("can2_serial", "can_root", base + 0x68, 20);
+ clk[IMX6QDL_CLK_DCIC1] = imx_clk_gate2("dcic1", "ipu1_podf", base + 0x68, 24);
+ clk[IMX6QDL_CLK_DCIC2] = imx_clk_gate2("dcic2", "ipu2_podf", base + 0x68, 26);
clk[IMX6QDL_CLK_ECSPI1] = imx_clk_gate2("ecspi1", "ecspi_root", base + 0x6c, 0);
clk[IMX6QDL_CLK_ECSPI2] = imx_clk_gate2("ecspi2", "ecspi_root", base + 0x6c, 2);
clk[IMX6QDL_CLK_ECSPI3] = imx_clk_gate2("ecspi3", "ecspi_root", base + 0x6c, 4);
clk[IMX6QDL_CLK_GPU2D_CORE] = imx_clk_gate2("gpu2d_core", "gpu2d_core_podf", base + 0x6c, 24);
clk[IMX6QDL_CLK_GPU3D_CORE] = imx_clk_gate2("gpu3d_core", "gpu3d_core_podf", base + 0x6c, 26);
clk[IMX6QDL_CLK_HDMI_IAHB] = imx_clk_gate2("hdmi_iahb", "ahb", base + 0x70, 0);
- clk[IMX6QDL_CLK_HDMI_ISFR] = imx_clk_gate2("hdmi_isfr", "mipi_core_cfg", base + 0x70, 4);
+ clk[IMX6QDL_CLK_HDMI_ISFR] = imx_clk_gate2("hdmi_isfr", "pll3_pfd1_540m", base + 0x70, 4);
clk[IMX6QDL_CLK_I2C1] = imx_clk_gate2("i2c1", "ipg_per", base + 0x70, 6);
clk[IMX6QDL_CLK_I2C2] = imx_clk_gate2("i2c2", "ipg_per", base + 0x70, 8);
clk[IMX6QDL_CLK_I2C3] = imx_clk_gate2("i2c3", "ipg_per", base + 0x70, 10);
clk[IMX6QDL_CLK_GPMI_IO] = imx_clk_gate2("gpmi_io", "enfc", base + 0x78, 28);
clk[IMX6QDL_CLK_GPMI_APB] = imx_clk_gate2("gpmi_apb", "usdhc3", base + 0x78, 30);
clk[IMX6QDL_CLK_ROM] = imx_clk_gate2("rom", "ahb", base + 0x7c, 0);
- clk[IMX6QDL_CLK_SATA] = imx_clk_gate2("sata", "ahb", base + 0x7c, 4);
+ clk[IMX6QDL_CLK_SATA] = imx_clk_gate2("sata", "ipg", base + 0x7c, 4);
clk[IMX6QDL_CLK_SDMA] = imx_clk_gate2("sdma", "ahb", base + 0x7c, 6);
clk[IMX6QDL_CLK_SPBA] = imx_clk_gate2("spba", "ipg", base + 0x7c, 12);
clk[IMX6QDL_CLK_SPDIF] = imx_clk_gate2_shared("spdif", "spdif_podf", base + 0x7c, 14, &share_count_spdif);
clk_data.clk_num = ARRAY_SIZE(clk);
of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
+ clk_register_clkdev(clk[IMX6QDL_CLK_GPT_IPG], "ipg", "imx-gpt.0");
+ clk_register_clkdev(clk[IMX6QDL_CLK_GPT_IPG_PER], "per", "imx-gpt.0");
+ clk_register_clkdev(clk[IMX6QDL_CLK_GPT_3M], "gpt_3m", "imx-gpt.0");
clk_register_clkdev(clk[IMX6QDL_CLK_ENET_REF], "enet_ref", NULL);
clk_set_rate(clk[IMX6QDL_CLK_PLL3_PFD1_540M], 540000000);
- if (clk_on_imx6dl())
+ if (clk_on_imx6dl()) {
clk_set_parent(clk[IMX6QDL_CLK_IPU1_SEL], clk[IMX6QDL_CLK_PLL3_PFD1_540M]);
+ clk_set_parent(clk[IMX6QDL_CLK_AXI_ALT_SEL], clk[IMX6QDL_CLK_PLL3_PFD1_540M]);
+ clk_set_parent(clk[IMX6QDL_CLK_AXI_SEL], clk[IMX6QDL_CLK_AXI_ALT_SEL]);
+ /* set epdc/pxp axi clock to 200Mhz */
+ clk_set_parent(clk[IMX6QDL_CLK_IPU2_SEL], clk[IMX6QDL_CLK_PLL2_PFD2_396M]);
+ clk_set_rate(clk[IMX6QDL_CLK_IPU2], 200000000);
+ } else {
+ clk_set_parent(clk[IMX6QDL_CLK_IPU1_SEL], clk[IMX6QDL_CLK_MMDC_CH0_AXI]);
+ clk_set_parent(clk[IMX6QDL_CLK_IPU2_SEL], clk[IMX6QDL_CLK_MMDC_CH0_AXI]);
+ }
clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI0_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
clk_set_parent(clk[IMX6QDL_CLK_IPU1_DI1_PRE_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
*/
clk_set_parent(clk[IMX6QDL_CLK_ENFC_SEL], clk[IMX6QDL_CLK_PLL2_PFD2_396M]);
- for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
- clk_prepare_enable(clk[clks_init_on[i]]);
-
- if (IS_ENABLED(CONFIG_USB_MXS_PHY)) {
- clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY1_GATE]);
- clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY2_GATE]);
+ /* gpu clock initilazation */
+ /*
+ * On mx6dl, 2d core clock sources(sel, podf) is from 3d
+ * shader core clock, but 3d shader clock multiplexer of
+ * mx6dl is different. For instance the equivalent of
+ * pll2_pfd_594M on mx6q is pll2_pfd_528M on mx6dl.
+ * Make a note here.
+ */
+ if (clk_on_imx6dl()) {
+ clk_set_parent(clk[IMX6QDL_CLK_GPU3D_SHADER_SEL], clk[IMX6QDL_CLK_PLL2_PFD1_594M]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU3D_SHADER], 528000000);
+ /* for mx6dl, change gpu3d_core parent to 594_PFD*/
+ clk_set_parent(clk[IMX6QDL_CLK_GPU3D_CORE_SEL], clk[IMX6QDL_CLK_PLL2_PFD1_594M]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU3D_CORE], 528000000);
+ /* for mx6dl, change gpu2d_core parent to 594_PFD*/
+ clk_set_parent(clk[IMX6QDL_CLK_GPU2D_CORE_SEL], clk[IMX6QDL_CLK_PLL2_PFD1_594M]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU2D_CORE], 528000000);
+ } else if (clk_on_imx6q()) {
+ if (imx_get_soc_revision() == IMX_CHIP_REVISION_2_0) {
+ clk_set_parent(clk[IMX6QDL_CLK_GPU3D_SHADER_SEL], clk[IMX6QDL_CLK_PLL3_PFD0_720M]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU3D_SHADER], 720000000);
+ clk_set_parent(clk[IMX6QDL_CLK_GPU3D_CORE_SEL], clk[IMX6QDL_CLK_PLL2_PFD1_594M]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU3D_CORE], 594000000);
+ clk_set_parent(clk[IMX6QDL_CLK_GPU2D_CORE_SEL], clk[IMX6QDL_CLK_PLL3_PFD0_720M]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU2D_CORE], 720000000);
+ } else {
+ clk_set_parent(clk[IMX6QDL_CLK_GPU3D_SHADER_SEL], clk[IMX6QDL_CLK_PLL2_PFD1_594M]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU3D_SHADER], 594000000);
+ clk_set_parent(clk[IMX6QDL_CLK_GPU3D_CORE_SEL], clk[IMX6QDL_CLK_MMDC_CH0_AXI]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU3D_CORE], 528000000);
+ clk_set_parent(clk[IMX6QDL_CLK_GPU2D_CORE_SEL], clk[IMX6QDL_CLK_PLL3_USB_OTG]);
+ imx_clk_set_rate(clk[IMX6QDL_CLK_GPU2D_CORE], 480000000);
+ }
}
/*
* Let's initially set up CLKO with OSC24M, since this configuration
* is widely used by imx6q board designs to clock audio codec.
*/
- ret = clk_set_parent(clk[IMX6QDL_CLK_CKO2_SEL], clk[IMX6QDL_CLK_OSC]);
- if (!ret)
- ret = clk_set_parent(clk[IMX6QDL_CLK_CKO], clk[IMX6QDL_CLK_CKO2]);
- if (ret)
- pr_warn("failed to set up CLKO: %d\n", ret);
+ imx_clk_set_parent(clk[IMX6QDL_CLK_CKO2_SEL], clk[IMX6QDL_CLK_OSC]);
+ imx_clk_set_parent(clk[IMX6QDL_CLK_CKO], clk[IMX6QDL_CLK_CKO2]);
/* Audio-related clocks configuration */
clk_set_parent(clk[IMX6QDL_CLK_SPDIF_SEL], clk[IMX6QDL_CLK_PLL3_PFD3_454M]);
if (IS_ENABLED(CONFIG_PCI_IMX6))
clk_set_parent(clk[IMX6QDL_CLK_LVDS1_SEL], clk[IMX6QDL_CLK_SATA_REF_100M]);
+ /* set eim_slow to 132Mhz */
+ imx_clk_set_rate(clk[IMX6QDL_CLK_EIM_SLOW], 132000000);
+
+ /*
+ * Enable clocks only after both parent and rate are all initialized
+ * as needed
+ */
+ for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
+ imx_clk_prepare_enable(clk[clks_init_on[i]]);
+
+ if (IS_ENABLED(CONFIG_USB_MXS_PHY)) {
+ imx_clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY1_GATE]);
+ imx_clk_prepare_enable(clk[IMX6QDL_CLK_USBPHY2_GATE]);
+ }
+
+ /*Set enet_ref clock to 125M to supply for RGMII tx_clk */
+ clk_set_rate(clk[IMX6QDL_CLK_ENET_REF], 125000000);
+
+#ifdef CONFIG_MX6_VPU_352M
+ /*
+ * If VPU 352M is enabled, then PLL2_PDF2 need to be
+ * set to 352M, cpufreq will be disabled as VDDSOC/PU
+ * need to be at highest voltage, scaling cpu freq is
+ * not saving any power, and busfreq will be also disabled
+ * as the PLL2_PFD2 is not at default freq, in a word,
+ * all modules that sourceing clk from PLL2_PFD2 will
+ * be impacted.
+ */
+ imx_clk_set_rate(clk[IMX6QDL_CLK_PLL2_PFD2_396M], 352000000);
+ clk_set_parent(clk[IMX6QDL_CLK_VPU_AXI_SEL], clk[IMX6QDL_CLK_PLL2_PFD2_396M]);
+ pr_info("VPU 352M is enabled!\n");
+#endif
+
/*
* Initialize the GPU clock muxes, so that the maximum specified clock
* rates for the respective SoC are not exceeded.
}
imx_register_uart_clocks(uart_clks);
+
}
CLK_OF_DECLARE(imx6q, "fsl,imx6q-ccm", imx6q_clocks_init);
projects / linux.git / commitdiff