diff options
Diffstat (limited to 'arch/arm/cpu/armv7/mx7/clock_slice.c')
| -rw-r--r-- | arch/arm/cpu/armv7/mx7/clock_slice.c | 757 |
1 files changed, 0 insertions, 757 deletions
diff --git a/arch/arm/cpu/armv7/mx7/clock_slice.c b/arch/arm/cpu/armv7/mx7/clock_slice.c deleted file mode 100644 index 68a7005b2e..0000000000 --- a/arch/arm/cpu/armv7/mx7/clock_slice.c +++ /dev/null @@ -1,757 +0,0 @@ -/* - * Copyright (C) 2015 Freescale Semiconductor, Inc. - * - * Author: - * Peng Fan <Peng.Fan@freescale.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <div64.h> -#include <asm/io.h> -#include <linux/errno.h> -#include <asm/arch/imx-regs.h> -#include <asm/arch/crm_regs.h> -#include <asm/arch/clock.h> -#include <asm/arch/sys_proto.h> - -struct mxc_ccm_reg *imx_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; - -static struct clk_root_map root_array[] = { - {ARM_A7_CLK_ROOT, CCM_CORE_CHANNEL, - {OSC_24M_CLK, PLL_ARM_MAIN_800M_CLK, PLL_ENET_MAIN_500M_CLK, - PLL_DRAM_MAIN_1066M_CLK, PLL_SYS_MAIN_480M_CLK, - PLL_SYS_PFD0_392M_CLK, PLL_AUDIO_MAIN_CLK, PLL_USB_MAIN_480M_CLK} - }, - {ARM_M4_CLK_ROOT, CCM_BUS_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_250M_CLK, - PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_VIDEO_MAIN_CLK, PLL_USB_MAIN_480M_CLK} - }, - {ARM_M0_CLK_ROOT, CCM_BUS_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_125M_CLK, - PLL_SYS_PFD2_135M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_VIDEO_MAIN_CLK, PLL_USB_MAIN_480M_CLK} - }, - {MAIN_AXI_CLK_ROOT, CCM_BUS_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD1_332M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_SYS_PFD5_CLK, PLL_AUDIO_MAIN_CLK, - PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD7_CLK} - }, - {DISP_AXI_CLK_ROOT, CCM_BUS_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD1_332M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK, - PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK} - }, - {ENET_AXI_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK} - }, - {NAND_USDHC_BUS_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_SYS_MAIN_240M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_PFD6_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_AUDIO_MAIN_CLK} - }, - {AHB_CLK_ROOT, CCM_AHB_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_SYS_PFD0_392M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_USB_MAIN_480M_CLK, - PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK} - }, - {DRAM_PHYM_CLK_ROOT, CCM_DRAM_PHYM_CHANNEL, - {PLL_DRAM_MAIN_1066M_CLK, DRAM_PHYM_ALT_CLK_ROOT} - }, - {DRAM_CLK_ROOT, CCM_DRAM_CHANNEL, - {PLL_DRAM_MAIN_1066M_CLK, DRAM_ALT_CLK_ROOT} - }, - {DRAM_PHYM_ALT_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_SYS_MAIN_480M_CLK, - PLL_ENET_MAIN_500M_CLK, PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD7_CLK, - PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK} - }, - {DRAM_ALT_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_SYS_MAIN_480M_CLK, - PLL_ENET_MAIN_500M_CLK, PLL_ENET_MAIN_250M_CLK, - PLL_SYS_PFD0_392M_CLK, PLL_AUDIO_MAIN_CLK, PLL_SYS_PFD2_270M_CLK} - }, - {USB_HSIC_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_USB_MAIN_480M_CLK, - PLL_SYS_PFD3_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD5_CLK, - PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK} - }, - {PCIE_CTRL_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_ENET_MAIN_250M_CLK, PLL_SYS_MAIN_240M_CLK, - PLL_SYS_PFD2_270M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD1_332M_CLK, PLL_SYS_PFD6_CLK} - }, - {PCIE_PHY_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_ENET_MAIN_500M_CLK, - EXT_CLK_1, EXT_CLK_2, EXT_CLK_3, - EXT_CLK_4, PLL_SYS_PFD0_392M_CLK} - }, - {EPDC_PIXEL_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD1_332M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD5_CLK, PLL_SYS_PFD6_CLK, - PLL_SYS_PFD7_CLK, PLL_VIDEO_MAIN_CLK} - }, - {LCDIF_PIXEL_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD5_CLK, PLL_DRAM_MAIN_533M_CLK, - EXT_CLK_3, PLL_SYS_PFD4_CLK, PLL_SYS_PFD2_270M_CLK, - PLL_VIDEO_MAIN_CLK, PLL_USB_MAIN_480M_CLK} - }, - {MIPI_DSI_EXTSER_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD5_CLK, PLL_SYS_PFD3_CLK, - PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD0_196M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_VIDEO_MAIN_CLK, PLL_AUDIO_MAIN_CLK} - }, - {MIPI_CSI_WARP_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD3_CLK, - PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD0_196M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_VIDEO_MAIN_CLK, PLL_AUDIO_MAIN_CLK} - }, - {MIPI_DPHY_REF_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_SYS_PFD5_CLK, REF_1M_CLK, EXT_CLK_2, - PLL_VIDEO_MAIN_CLK, EXT_CLK_3} - }, - {SAI1_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK, - PLL_ENET_MAIN_125M_CLK, EXT_CLK_2} - }, - {SAI2_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK, - PLL_ENET_MAIN_125M_CLK, EXT_CLK_2} - }, - {SAI3_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK, - PLL_ENET_MAIN_125M_CLK, EXT_CLK_3} - }, - {SPDIF_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD4_CLK, - PLL_ENET_MAIN_125M_CLK, EXT_CLK_3} - }, - {ENET1_REF_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_ENET_MAIN_50M_CLK, - PLL_ENET_MAIN_25M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_VIDEO_MAIN_CLK, EXT_CLK_4} - }, - {ENET1_TIME_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_AUDIO_MAIN_CLK, - EXT_CLK_1, EXT_CLK_2, EXT_CLK_3, - EXT_CLK_4, PLL_VIDEO_MAIN_CLK} - }, - {ENET2_REF_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_ENET_MAIN_125M_CLK, PLL_ENET_MAIN_50M_CLK, - PLL_ENET_MAIN_25M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_VIDEO_MAIN_CLK, EXT_CLK_4} - }, - {ENET2_TIME_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_ENET_MAIN_100M_CLK, PLL_AUDIO_MAIN_CLK, - EXT_CLK_1, EXT_CLK_2, EXT_CLK_3, - EXT_CLK_4, PLL_VIDEO_MAIN_CLK} - }, - {ENET_PHY_REF_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_ENET_MAIN_25M_CLK, PLL_ENET_MAIN_50M_CLK, - PLL_ENET_MAIN_125M_CLK, PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, - PLL_VIDEO_MAIN_CLK, PLL_SYS_PFD3_CLK} - }, - {EIM_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD2_135M_CLK, PLL_SYS_MAIN_120M_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_SYS_PFD2_270M_CLK, PLL_SYS_PFD3_CLK, - PLL_ENET_MAIN_125M_CLK, PLL_USB_MAIN_480M_CLK} - }, - {NAND_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_SYS_PFD0_392M_CLK, PLL_SYS_PFD3_CLK, PLL_ENET_MAIN_500M_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_VIDEO_MAIN_CLK} - }, - {QSPI_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD4_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD3_CLK, PLL_SYS_PFD2_270M_CLK, - PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK} - }, - {USDHC1_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD0_392M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD2_270M_CLK, - PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK} - }, - {USDHC2_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD0_392M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD2_270M_CLK, - PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK} - }, - {USDHC3_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_PFD0_392M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_ENET_MAIN_500M_CLK, PLL_SYS_PFD4_CLK, PLL_SYS_PFD2_270M_CLK, - PLL_SYS_PFD6_CLK, PLL_SYS_PFD7_CLK} - }, - {CAN1_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_SYS_MAIN_480M_CLK, PLL_ENET_MAIN_40M_CLK, PLL_USB_MAIN_480M_CLK, - EXT_CLK_1, EXT_CLK_4} - }, - {CAN2_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_DRAM_MAIN_533M_CLK, - PLL_SYS_MAIN_480M_CLK, PLL_ENET_MAIN_40M_CLK, PLL_USB_MAIN_480M_CLK, - EXT_CLK_1, EXT_CLK_3} - }, - {I2C1_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_50M_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK, - PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD2_135M_CLK} - }, - {I2C2_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_50M_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK, - PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD2_135M_CLK} - }, - {I2C3_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_50M_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK, - PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD2_135M_CLK} - }, - {I2C4_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_120M_CLK, PLL_ENET_MAIN_50M_CLK, - PLL_DRAM_MAIN_533M_CLK, PLL_AUDIO_MAIN_CLK, PLL_VIDEO_MAIN_CLK, - PLL_USB_MAIN_480M_CLK, PLL_SYS_PFD2_135M_CLK} - }, - {UART1_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2, - EXT_CLK_4, PLL_USB_MAIN_480M_CLK} - }, - {UART2_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2, - EXT_CLK_3, PLL_USB_MAIN_480M_CLK} - }, - {UART3_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2, - EXT_CLK_4, PLL_USB_MAIN_480M_CLK} - }, - {UART4_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2, - EXT_CLK_3, PLL_USB_MAIN_480M_CLK} - }, - {UART5_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2, - EXT_CLK_4, PLL_USB_MAIN_480M_CLK} - }, - {UART6_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2, - EXT_CLK_3, PLL_USB_MAIN_480M_CLK} - }, - {UART7_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_ENET_MAIN_100M_CLK, PLL_SYS_MAIN_480M_CLK, EXT_CLK_2, - EXT_CLK_4, PLL_USB_MAIN_480M_CLK} - }, - {ECSPI1_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_SYS_MAIN_120M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD4_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_USB_MAIN_480M_CLK} - }, - {ECSPI2_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_SYS_MAIN_120M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD4_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_USB_MAIN_480M_CLK} - }, - {ECSPI3_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_SYS_MAIN_120M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD4_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_USB_MAIN_480M_CLK} - }, - {ECSPI4_CLK_ROOT, CCM_IP_CHANNEL, - {OSC_24M_CLK, PLL_SYS_MAIN_240M_CLK, PLL_ENET_MAIN_40M_CLK, - PLL_SYS_MAIN_120M_CLK, PLL_SYS_MAIN_480M_CLK, PLL_SYS_PFD4_CLK, - PLL_ENET_MAIN_250M_CLK, PLL_USB_MAIN_480M_CLK} - }, - {PWM1_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_1, - REF_1M_CLK, PLL_VIDEO_MAIN_CLK} - }, - {PWM2_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_1, - REF_1M_CLK, PLL_VIDEO_MAIN_CLK} - }, - {PWM3_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_2, - REF_1M_CLK, PLL_VIDEO_MAIN_CLK} - }, - {PWM4_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_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; -} |