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https://github.com/AsahiLinux/u-boot
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1221ce459d
Now, arch/${ARCH}/include/asm/errno.h and include/linux/errno.h have the same content. (both just wrap <asm-generic/errno.h>) Replace all include directives for <asm/errno.h> with <linux/errno.h>. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> [trini: Fixup include/clk.] Signed-off-by: Tom Rini <trini@konsulko.com>
757 lines
22 KiB
C
757 lines
22 KiB
C
/*
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* Copyright (C) 2015 Freescale Semiconductor, Inc.
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*
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* Author:
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* Peng Fan <Peng.Fan@freescale.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <div64.h>
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#include <asm/io.h>
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#include <linux/errno.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/crm_regs.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/sys_proto.h>
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struct mxc_ccm_reg *imx_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
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static struct clk_root_map root_array[] = {
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{ARM_A7_CLK_ROOT, CCM_CORE_CHANNEL,
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{OSC_24M_CLK, PLL_ARM_MAIN_800M_CLK, PLL_ENET_MAIN_500M_CLK,
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PLL_DRAM_MAIN_1066M_CLK, PLL_SYS_MAIN_480M_CLK,
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PLL_SYS_PFD0_392M_CLK, PLL_AUDIO_MAIN_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{ARM_M4_CLK_ROOT, CCM_BUS_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_250M_CLK,
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PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_VIDEO_MAIN_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{ARM_M0_CLK_ROOT, CCM_BUS_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_125M_CLK,
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PLL_SYS_PFD2_135M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_VIDEO_MAIN_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{MAIN_AXI_CLK_ROOT, CCM_BUS_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD1_332M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_SYS_PFD5_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD7_CLK}
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},
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{DISP_AXI_CLK_ROOT, CCM_BUS_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD1_332M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK,
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PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK}
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},
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{ENET_AXI_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK}
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},
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{NAND_USDHC_BUS_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_SYS_MAIN_240M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_PFD6_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_AUDIO_MAIN_CLK}
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},
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{AHB_CLK_ROOT, CCM_AHB_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_SYS_PFD0_392M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_USB_MAIN_480M_CLK,
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PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK}
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},
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{DRAM_PHYM_CLK_ROOT, CCM_DRAM_PHYM_CHANNEL,
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{PLL_DRAM_MAIN_1066M_CLK, DRAM_PHYM_ALT_CLK_ROOT}
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},
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{DRAM_CLK_ROOT, CCM_DRAM_CHANNEL,
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{PLL_DRAM_MAIN_1066M_CLK, DRAM_ALT_CLK_ROOT}
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},
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{DRAM_PHYM_ALT_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_SYS_MAIN_480M_CLK,
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PLL_ENET_MAIN_500M_CLK, PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD7_CLK,
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PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK}
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},
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{DRAM_ALT_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_SYS_MAIN_480M_CLK,
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PLL_ENET_MAIN_500M_CLK, PLL_ENET_MAIN_250M_CLK,
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PLL_SYS_PFD0_392M_CLK, PLL_AUDIO_MAIN_CLK, PLL_SYS_PFD2_270M_CLK}
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},
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{USB_HSIC_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_USB_MAIN_480M_CLK,
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PLL_SYS_PFD3_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD5_CLK,
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PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK}
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},
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{PCIE_CTRL_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_250M_CLK, PLL_SYS_MAIN_240M_CLK,
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PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD1_332M_CLK, PLL_SYS_PFD6_CLK}
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},
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{PCIE_PHY_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_ENET_MAIN_500M_CLK,
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EXT_CLK_1, EXT_CLK_2, EXT_CLK_3,
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EXT_CLK_4, PLL_SYS_PFD0_392M_CLK}
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},
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{EPDC_PIXEL_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD1_332M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD5_CLK, PLL_SYS_PFD6_CLK,
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PLL_SYS_PFD7_CLK, PLL_VIDEO_MAIN_CLK}
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},
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{LCDIF_PIXEL_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD5_CLK, PLL_DRAM_MAIN_533M_CLK,
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EXT_CLK_3, PLL_SYS_PFD4_CLK, PLL_SYS_PFD2_270M_CLK,
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PLL_VIDEO_MAIN_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{MIPI_DSI_EXTSER_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD5_CLK, PLL_SYS_PFD3_CLK,
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PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD0_196M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_VIDEO_MAIN_CLK, PLL_AUDIO_MAIN_CLK}
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},
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{MIPI_CSI_WARP_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD3_CLK,
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PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD0_196M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_VIDEO_MAIN_CLK, PLL_AUDIO_MAIN_CLK}
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},
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{MIPI_DPHY_REF_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_SYS_PFD5_CLK, REF_1M_CLK, EXT_CLK_2,
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PLL_VIDEO_MAIN_CLK, EXT_CLK_3}
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},
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{SAI1_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK,
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PLL_ENET_MAIN_125M_CLK, EXT_CLK_2}
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},
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{SAI2_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK,
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PLL_ENET_MAIN_125M_CLK, EXT_CLK_2}
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},
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{SAI3_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK,
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PLL_ENET_MAIN_125M_CLK, EXT_CLK_3}
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},
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{SPDIF_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK,
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PLL_ENET_MAIN_125M_CLK, EXT_CLK_3}
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},
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{ENET1_REF_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_ENET_MAIN_50M_CLK,
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PLL_ENET_MAIN_25M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_VIDEO_MAIN_CLK, EXT_CLK_4}
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},
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{ENET1_TIME_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_AUDIO_MAIN_CLK,
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EXT_CLK_1, EXT_CLK_2, EXT_CLK_3,
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EXT_CLK_4, PLL_VIDEO_MAIN_CLK}
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},
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{ENET2_REF_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_ENET_MAIN_50M_CLK,
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PLL_ENET_MAIN_25M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_VIDEO_MAIN_CLK, EXT_CLK_4}
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},
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{ENET2_TIME_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_AUDIO_MAIN_CLK,
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EXT_CLK_1, EXT_CLK_2, EXT_CLK_3,
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EXT_CLK_4, PLL_VIDEO_MAIN_CLK}
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},
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{ENET_PHY_REF_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_25M_CLK, PLL_ENET_MAIN_50M_CLK,
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PLL_ENET_MAIN_125M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK,
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PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD3_CLK}
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},
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{EIM_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_MAIN_120M_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_SYS_PFD3_CLK,
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PLL_ENET_MAIN_125M_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{NAND_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_SYS_PFD0_392M_CLK, PLL_SYS_PFD3_CLK, PLL_ENET_MAIN_500M_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_VIDEO_MAIN_CLK}
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},
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{QSPI_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD4_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD3_CLK, PLL_SYS_PFD2_270M_CLK,
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PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK}
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},
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{USDHC1_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD0_392M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD2_270M_CLK,
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PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK}
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},
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{USDHC2_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD0_392M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD2_270M_CLK,
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PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK}
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},
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{USDHC3_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_PFD0_392M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD2_270M_CLK,
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PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK}
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},
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{CAN1_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_SYS_MAIN_480M_CLK, PLL_ENET_MAIN_40M_CLK, PLL_USB_MAIN_480M_CLK,
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EXT_CLK_1, EXT_CLK_4}
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},
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{CAN2_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_DRAM_MAIN_533M_CLK,
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PLL_SYS_MAIN_480M_CLK, PLL_ENET_MAIN_40M_CLK, PLL_USB_MAIN_480M_CLK,
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EXT_CLK_1, EXT_CLK_3}
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},
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{I2C1_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_50M_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK,
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PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD2_135M_CLK}
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},
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{I2C2_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_50M_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK,
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PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD2_135M_CLK}
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},
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{I2C3_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_50M_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK,
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PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD2_135M_CLK}
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},
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{I2C4_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_50M_CLK,
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PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK,
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PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD2_135M_CLK}
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},
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{UART1_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2,
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EXT_CLK_4, PLL_USB_MAIN_480M_CLK}
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},
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{UART2_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2,
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EXT_CLK_3, PLL_USB_MAIN_480M_CLK}
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},
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{UART3_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2,
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EXT_CLK_4, PLL_USB_MAIN_480M_CLK}
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},
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{UART4_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2,
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EXT_CLK_3, PLL_USB_MAIN_480M_CLK}
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},
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{UART5_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2,
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EXT_CLK_4, PLL_USB_MAIN_480M_CLK}
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},
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{UART6_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2,
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EXT_CLK_3, PLL_USB_MAIN_480M_CLK}
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},
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{UART7_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2,
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EXT_CLK_4, PLL_USB_MAIN_480M_CLK}
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},
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{ECSPI1_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_SYS_MAIN_120M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD4_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{ECSPI2_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_SYS_MAIN_120M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD4_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{ECSPI3_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_SYS_MAIN_120M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD4_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{ECSPI4_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK,
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PLL_SYS_MAIN_120M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD4_CLK,
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PLL_ENET_MAIN_250M_CLK, PLL_USB_MAIN_480M_CLK}
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},
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{PWM1_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_120M_CLK,
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PLL_ENET_MAIN_40M_CLK, PLL_AUDIO_MAIN_CLK, EXT_CLK_1,
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REF_1M_CLK, PLL_VIDEO_MAIN_CLK}
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},
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{PWM2_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_120M_CLK,
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PLL_ENET_MAIN_40M_CLK, PLL_AUDIO_MAIN_CLK, EXT_CLK_1,
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REF_1M_CLK, PLL_VIDEO_MAIN_CLK}
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},
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{PWM3_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_120M_CLK,
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PLL_ENET_MAIN_40M_CLK, PLL_AUDIO_MAIN_CLK, EXT_CLK_2,
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REF_1M_CLK, PLL_VIDEO_MAIN_CLK}
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},
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{PWM4_CLK_ROOT, CCM_IP_CHANNEL,
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{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_120M_CLK,
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PLL_ENET_MAIN_40M_CLK, PLL_AUDIO_MAIN_CLK, EXT_CLK_2,
|
|
REF_1M_CLK, PLL_VIDEO_MAIN_CLK}
|
|
},
|
|
{FLEXTIMER1_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_120M_CLK,
|
|
PLL_ENET_MAIN_40M_CLK, PLL_AUDIO_MAIN_CLK, EXT_CLK_3,
|
|
REF_1M_CLK, PLL_VIDEO_MAIN_CLK}
|
|
},
|
|
{FLEXTIMER2_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_120M_CLK,
|
|
PLL_ENET_MAIN_40M_CLK, PLL_AUDIO_MAIN_CLK, EXT_CLK_3,
|
|
REF_1M_CLK, PLL_VIDEO_MAIN_CLK}
|
|
},
|
|
{SIM1_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_MAIN_120M_CLK,
|
|
PLL_DRAM_MAIN_533M_CLK, PLL_USB_MAIN_480M_CLK, PLL_AUDIO_MAIN_CLK,
|
|
PLL_ENET_MAIN_125M_CLK, PLL_SYS_PFD7_CLK}
|
|
},
|
|
{SIM2_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_MAIN_120M_CLK,
|
|
PLL_DRAM_MAIN_533M_CLK, PLL_USB_MAIN_480M_CLK, PLL_VIDEO_MAIN_CLK,
|
|
PLL_ENET_MAIN_125M_CLK, PLL_SYS_PFD7_CLK}
|
|
},
|
|
{GPT1_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_PFD0_392M_CLK,
|
|
PLL_ENET_MAIN_40M_CLK, PLL_VIDEO_MAIN_CLK, REF_1M_CLK,
|
|
PLL_AUDIO_MAIN_CLK, EXT_CLK_1}
|
|
},
|
|
{GPT2_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_PFD0_392M_CLK,
|
|
PLL_ENET_MAIN_40M_CLK, PLL_VIDEO_MAIN_CLK, REF_1M_CLK,
|
|
PLL_AUDIO_MAIN_CLK, EXT_CLK_2}
|
|
},
|
|
{GPT3_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_PFD0_392M_CLK,
|
|
PLL_ENET_MAIN_40M_CLK, PLL_VIDEO_MAIN_CLK, REF_1M_CLK,
|
|
PLL_AUDIO_MAIN_CLK, EXT_CLK_3}
|
|
},
|
|
{GPT4_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_SYS_PFD0_392M_CLK,
|
|
PLL_ENET_MAIN_40M_CLK, PLL_VIDEO_MAIN_CLK, REF_1M_CLK,
|
|
PLL_AUDIO_MAIN_CLK, EXT_CLK_4}
|
|
},
|
|
{TRACE_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_MAIN_120M_CLK,
|
|
PLL_DRAM_MAIN_533M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_USB_MAIN_480M_CLK,
|
|
EXT_CLK_1, EXT_CLK_3}
|
|
},
|
|
{WDOG_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_MAIN_120M_CLK,
|
|
PLL_DRAM_MAIN_533M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_USB_MAIN_480M_CLK,
|
|
REF_1M_CLK, PLL_SYS_PFD1_166M_CLK}
|
|
},
|
|
{CSI_MCLK_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_MAIN_120M_CLK,
|
|
PLL_DRAM_MAIN_533M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_AUDIO_MAIN_CLK,
|
|
PLL_VIDEO_MAIN_CLK, PLL_USB_MAIN_480M_CLK}
|
|
},
|
|
{AUDIO_MCLK_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_MAIN_120M_CLK,
|
|
PLL_DRAM_MAIN_533M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_AUDIO_MAIN_CLK,
|
|
PLL_VIDEO_MAIN_CLK, PLL_USB_MAIN_480M_CLK}
|
|
},
|
|
{WRCLK_CLK_ROOT, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_ENET_MAIN_40M_CLK, PLL_DRAM_MAIN_533M_CLK,
|
|
PLL_USB_MAIN_480M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_SYS_PFD2_270M_CLK,
|
|
PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD7_CLK}
|
|
},
|
|
{IPP_DO_CLKO1, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_MAIN_240M_CLK,
|
|
PLL_SYS_PFD0_196M_CLK, PLL_SYS_PFD3_CLK, PLL_ENET_MAIN_500M_CLK,
|
|
PLL_DRAM_MAIN_533M_CLK, REF_1M_CLK}
|
|
},
|
|
{IPP_DO_CLKO2, CCM_IP_CHANNEL,
|
|
{OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_SYS_PFD0_392M_CLK,
|
|
PLL_SYS_PFD1_166M_CLK, PLL_SYS_PFD4_CLK, PLL_AUDIO_MAIN_CLK,
|
|
PLL_VIDEO_MAIN_CLK, OSC_32K_CLK}
|
|
},
|
|
};
|
|
|
|
/* select which entry of root_array */
|
|
static int select(enum clk_root_index clock_id)
|
|
{
|
|
int i, size;
|
|
struct clk_root_map *p = root_array;
|
|
|
|
size = ARRAY_SIZE(root_array);
|
|
|
|
for (i = 0; i < size; i++, p++) {
|
|
if (clock_id == p->entry)
|
|
return i;
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
static int src_supported(int entry, enum clk_root_src clock_src)
|
|
{
|
|
int i, size;
|
|
struct clk_root_map *p = &root_array[entry];
|
|
|
|
if ((p->type == CCM_DRAM_PHYM_CHANNEL) || (p->type == CCM_DRAM_CHANNEL))
|
|
size = 2;
|
|
else
|
|
size = 8;
|
|
|
|
for (i = 0; i < size; i++) {
|
|
if (p->src_mux[i] == clock_src)
|
|
return i;
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Set src for clock root slice. */
|
|
int clock_set_src(enum clk_root_index clock_id, enum clk_root_src clock_src)
|
|
{
|
|
int root_entry, src_entry;
|
|
u32 reg;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
root_entry = select(clock_id);
|
|
if (root_entry < 0)
|
|
return -EINVAL;
|
|
|
|
src_entry = src_supported(root_entry, clock_src);
|
|
if (src_entry < 0)
|
|
return -EINVAL;
|
|
|
|
reg = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
reg &= ~CLK_ROOT_MUX_MASK;
|
|
reg |= src_entry << CLK_ROOT_MUX_SHIFT;
|
|
__raw_writel(reg, &imx_ccm->root[clock_id].target_root);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Get src of a clock root slice. */
|
|
int clock_get_src(enum clk_root_index clock_id, enum clk_root_src *p_clock_src)
|
|
{
|
|
u32 val;
|
|
int root_entry;
|
|
struct clk_root_map *p;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
val = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
val &= CLK_ROOT_MUX_MASK;
|
|
val >>= CLK_ROOT_MUX_SHIFT;
|
|
|
|
root_entry = select(clock_id);
|
|
if (root_entry < 0)
|
|
return -EINVAL;
|
|
|
|
p = &root_array[root_entry];
|
|
*p_clock_src = p->src_mux[val];
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_set_prediv(enum clk_root_index clock_id, enum root_pre_div pre_div)
|
|
{
|
|
int root_entry;
|
|
struct clk_root_map *p;
|
|
u32 reg;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
root_entry = select(clock_id);
|
|
if (root_entry < 0)
|
|
return -EINVAL;
|
|
|
|
p = &root_array[root_entry];
|
|
|
|
if ((p->type == CCM_CORE_CHANNEL) ||
|
|
(p->type == CCM_DRAM_PHYM_CHANNEL) ||
|
|
(p->type == CCM_DRAM_CHANNEL)) {
|
|
if (pre_div != CLK_ROOT_PRE_DIV1) {
|
|
printf("Error pre div!\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
reg = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
reg &= ~CLK_ROOT_PRE_DIV_MASK;
|
|
reg |= pre_div << CLK_ROOT_PRE_DIV_SHIFT;
|
|
__raw_writel(reg, &imx_ccm->root[clock_id].target_root);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_get_prediv(enum clk_root_index clock_id, enum root_pre_div *pre_div)
|
|
{
|
|
u32 val;
|
|
int root_entry;
|
|
struct clk_root_map *p;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
root_entry = select(clock_id);
|
|
if (root_entry < 0)
|
|
return -EINVAL;
|
|
|
|
p = &root_array[root_entry];
|
|
|
|
if ((p->type == CCM_CORE_CHANNEL) ||
|
|
(p->type == CCM_DRAM_PHYM_CHANNEL) ||
|
|
(p->type == CCM_DRAM_CHANNEL)) {
|
|
*pre_div = 0;
|
|
return 0;
|
|
}
|
|
|
|
val = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
val &= CLK_ROOT_PRE_DIV_MASK;
|
|
val >>= CLK_ROOT_PRE_DIV_SHIFT;
|
|
|
|
*pre_div = val;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_set_postdiv(enum clk_root_index clock_id, enum root_post_div div)
|
|
{
|
|
u32 reg;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
if (clock_id == DRAM_PHYM_CLK_ROOT) {
|
|
if (div != CLK_ROOT_POST_DIV1) {
|
|
printf("Error post div!\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
/* Only 3 bit post div. */
|
|
if ((clock_id == DRAM_CLK_ROOT) && (div > CLK_ROOT_POST_DIV7)) {
|
|
printf("Error post div!\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
reg = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
reg &= ~CLK_ROOT_POST_DIV_MASK;
|
|
reg |= div << CLK_ROOT_POST_DIV_SHIFT;
|
|
__raw_writel(reg, &imx_ccm->root[clock_id].target_root);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_get_postdiv(enum clk_root_index clock_id, enum root_post_div *div)
|
|
{
|
|
u32 val;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
if (clock_id == DRAM_PHYM_CLK_ROOT) {
|
|
*div = 0;
|
|
return 0;
|
|
}
|
|
|
|
val = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
if (clock_id == DRAM_CLK_ROOT)
|
|
val &= DRAM_CLK_ROOT_POST_DIV_MASK;
|
|
else
|
|
val &= CLK_ROOT_POST_DIV_MASK;
|
|
val >>= CLK_ROOT_POST_DIV_SHIFT;
|
|
|
|
*div = val;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_set_autopostdiv(enum clk_root_index clock_id, enum root_auto_div div,
|
|
int auto_en)
|
|
{
|
|
u32 val;
|
|
int root_entry;
|
|
struct clk_root_map *p;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
root_entry = select(clock_id);
|
|
if (root_entry < 0)
|
|
return -EINVAL;
|
|
|
|
p = &root_array[root_entry];
|
|
|
|
if ((p->type != CCM_BUS_CHANNEL) && (p->type != CCM_AHB_CHANNEL)) {
|
|
printf("Auto postdiv not supported.!\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
/*
|
|
* Each time only one filed can be changed, no use target_root_set.
|
|
*/
|
|
val = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
val &= ~CLK_ROOT_AUTO_DIV_MASK;
|
|
val |= (div << CLK_ROOT_AUTO_DIV_SHIFT);
|
|
|
|
if (auto_en)
|
|
val |= CLK_ROOT_AUTO_EN;
|
|
else
|
|
val &= ~CLK_ROOT_AUTO_EN;
|
|
|
|
__raw_writel(val, &imx_ccm->root[clock_id].target_root);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_get_autopostdiv(enum clk_root_index clock_id, enum root_auto_div *div,
|
|
int *auto_en)
|
|
{
|
|
u32 val;
|
|
int root_entry;
|
|
struct clk_root_map *p;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
root_entry = select(clock_id);
|
|
if (root_entry < 0)
|
|
return -EINVAL;
|
|
|
|
p = &root_array[root_entry];
|
|
|
|
/*
|
|
* Only bus/ahb channel supports auto div.
|
|
* If unsupported, just set auto_en and div with 0.
|
|
*/
|
|
if ((p->type != CCM_BUS_CHANNEL) && (p->type != CCM_AHB_CHANNEL)) {
|
|
*auto_en = 0;
|
|
*div = 0;
|
|
return 0;
|
|
}
|
|
|
|
val = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
if ((val & CLK_ROOT_AUTO_EN_MASK) == 0)
|
|
*auto_en = 0;
|
|
else
|
|
*auto_en = 1;
|
|
|
|
val &= CLK_ROOT_AUTO_DIV_MASK;
|
|
val >>= CLK_ROOT_AUTO_DIV_SHIFT;
|
|
|
|
*div = val;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_get_target_val(enum clk_root_index clock_id, u32 *val)
|
|
{
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
*val = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_set_target_val(enum clk_root_index clock_id, u32 val)
|
|
{
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
__raw_writel(val, &imx_ccm->root[clock_id].target_root);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Auto_div and auto_en is ignored, they are rarely used. */
|
|
int clock_root_cfg(enum clk_root_index clock_id, enum root_pre_div pre_div,
|
|
enum root_post_div post_div, enum clk_root_src clock_src)
|
|
{
|
|
u32 val;
|
|
int root_entry, src_entry;
|
|
struct clk_root_map *p;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
root_entry = select(clock_id);
|
|
if (root_entry < 0)
|
|
return -EINVAL;
|
|
|
|
p = &root_array[root_entry];
|
|
|
|
if ((p->type == CCM_CORE_CHANNEL) ||
|
|
(p->type == CCM_DRAM_PHYM_CHANNEL) ||
|
|
(p->type == CCM_DRAM_CHANNEL)) {
|
|
if (pre_div != CLK_ROOT_PRE_DIV1) {
|
|
printf("Error pre div!\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
/* Only 3 bit post div. */
|
|
if (p->type == CCM_DRAM_CHANNEL) {
|
|
if (post_div > CLK_ROOT_POST_DIV7) {
|
|
printf("Error post div!\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
if (p->type == CCM_DRAM_PHYM_CHANNEL) {
|
|
if (post_div != CLK_ROOT_POST_DIV1) {
|
|
printf("Error post div!\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
src_entry = src_supported(root_entry, clock_src);
|
|
if (src_entry < 0)
|
|
return -EINVAL;
|
|
|
|
val = CLK_ROOT_ON | pre_div << CLK_ROOT_PRE_DIV_SHIFT |
|
|
post_div << CLK_ROOT_POST_DIV_SHIFT |
|
|
src_entry << CLK_ROOT_MUX_SHIFT;
|
|
|
|
__raw_writel(val, &imx_ccm->root[clock_id].target_root);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int clock_root_enabled(enum clk_root_index clock_id)
|
|
{
|
|
u32 val;
|
|
|
|
if (clock_id >= CLK_ROOT_MAX)
|
|
return -EINVAL;
|
|
|
|
/*
|
|
* No enable bit for DRAM controller and PHY. Just return enabled.
|
|
*/
|
|
if ((clock_id == DRAM_PHYM_CLK_ROOT) || (clock_id == DRAM_CLK_ROOT))
|
|
return 1;
|
|
|
|
val = __raw_readl(&imx_ccm->root[clock_id].target_root);
|
|
|
|
return (val & CLK_ROOT_ENABLE_MASK) ? 1 : 0;
|
|
}
|
|
|
|
/* CCGR gate operation */
|
|
int clock_enable(enum clk_ccgr_index index, bool enable)
|
|
{
|
|
if (index >= CCGR_MAX)
|
|
return -EINVAL;
|
|
|
|
if (enable)
|
|
__raw_writel(CCM_CLK_ON_MSK,
|
|
&imx_ccm->ccgr_array[index].ccgr_set);
|
|
else
|
|
__raw_writel(CCM_CLK_ON_MSK,
|
|
&imx_ccm->ccgr_array[index].ccgr_clr);
|
|
|
|
return 0;
|
|
}
|