diff options
Diffstat (limited to 'arch/arm/mach-imx/imx8m/clock_slice.c')
| -rw-r--r-- | arch/arm/mach-imx/imx8m/clock_slice.c | 739 |
1 files changed, 739 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/imx8m/clock_slice.c b/arch/arm/mach-imx/imx8m/clock_slice.c new file mode 100644 index 0000000000..1a67c626f1 --- /dev/null +++ b/arch/arm/mach-imx/imx8m/clock_slice.c @@ -0,0 +1,739 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2017 NXP + * + * Peng Fan <peng.fan@nxp.com> + */ + +#include <common.h> +#include <asm/arch/clock.h> +#include <asm/arch/imx-regs.h> +#include <asm/io.h> +#include <errno.h> + +static struct ccm_reg *ccm_reg = (struct ccm_reg *)CCM_BASE_ADDR; + +static struct clk_root_map root_array[] = { + {ARM_A53_CLK_ROOT, CORE_CLOCK_SLICE, 0, + {OSC_25M_CLK, ARM_PLL_CLK, SYSTEM_PLL2_500M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL1_400M_CLK, AUDIO_PLL1_CLK, SYSTEM_PLL3_CLK} + }, + {ARM_M4_CLK_ROOT, CORE_CLOCK_SLICE, 1, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL2_250M_CLK, + SYSTEM_PLL1_266M_CLK, SYSTEM_PLL1_800M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, SYSTEM_PLL3_CLK} + }, + {VPU_A53_CLK_ROOT, CORE_CLOCK_SLICE, 2, + {OSC_25M_CLK, ARM_PLL_CLK, SYSTEM_PLL2_500M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL1_400M_CLK, AUDIO_PLL1_CLK, VPU_PLL_CLK} + }, + {GPU_CORE_CLK_ROOT, CORE_CLOCK_SLICE, 3, + {OSC_25M_CLK, GPU_PLL_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_1000M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK} + }, + {GPU_SHADER_CLK_ROOT, CORE_CLOCK_SLICE, 4, + {OSC_25M_CLK, GPU_PLL_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_1000M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK} + }, + {MAIN_AXI_CLK_ROOT, BUS_CLOCK_SLICE, 0, + {OSC_25M_CLK, SYSTEM_PLL2_333M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_250M_CLK, SYSTEM_PLL2_1000M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, SYSTEM_PLL1_100M_CLK} + }, + {ENET_AXI_CLK_ROOT, BUS_CLOCK_SLICE, 1, + {OSC_25M_CLK, SYSTEM_PLL1_266M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_250M_CLK, SYSTEM_PLL2_200M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, SYSTEM_PLL3_CLK} + }, + {NAND_USDHC_BUS_CLK_ROOT, BUS_CLOCK_SLICE, 2, + {OSC_25M_CLK, SYSTEM_PLL1_266M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_133M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_250M_CLK, AUDIO_PLL1_CLK} + }, + {VPU_BUS_CLK_ROOT, BUS_CLOCK_SLICE, 3, + {OSC_25M_CLK, SYSTEM_PLL1_800M_CLK, VPU_PLL_CLK, + AUDIO_PLL2_CLK, SYSTEM_PLL3_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_100M_CLK} + }, + {DISPLAY_AXI_CLK_ROOT, BUS_CLOCK_SLICE, 4, + {OSC_25M_CLK, SYSTEM_PLL2_125M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL1_400M_CLK, AUDIO_PLL2_CLK, + EXT_CLK_1, EXT_CLK_4} + }, + {DISPLAY_APB_CLK_ROOT, BUS_CLOCK_SLICE, 5, + {OSC_25M_CLK, SYSTEM_PLL2_125M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL1_400M_CLK, AUDIO_PLL2_CLK, + EXT_CLK_1, EXT_CLK_3} + }, + {DISPLAY_RTRM_CLK_ROOT, BUS_CLOCK_SLICE, 6, + {OSC_25M_CLK, SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL1_400M_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK, + EXT_CLK_2, EXT_CLK_3} + }, + {USB_BUS_CLK_ROOT, BUS_CLOCK_SLICE, 7, + {OSC_25M_CLK, SYSTEM_PLL2_500M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL2_200M_CLK, + EXT_CLK_2, EXT_CLK_4, AUDIO_PLL2_CLK} + }, + {GPU_AXI_CLK_ROOT, BUS_CLOCK_SLICE, 8, + {OSC_25M_CLK, SYSTEM_PLL1_800M_CLK, GPU_PLL_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_1000M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK} + }, + {GPU_AHB_CLK_ROOT, BUS_CLOCK_SLICE, 9, + {OSC_25M_CLK, SYSTEM_PLL1_800M_CLK, GPU_PLL_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_1000M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK} + }, + {NOC_CLK_ROOT, BUS_CLOCK_SLICE, 10, + {OSC_25M_CLK, SYSTEM_PLL1_800M_CLK, SYSTEM_PLL3_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL2_500M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK} + }, + {NOC_APB_CLK_ROOT, BUS_CLOCK_SLICE, 11, + {OSC_25M_CLK, SYSTEM_PLL1_400M_CLK, SYSTEM_PLL3_CLK, + SYSTEM_PLL2_333M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL1_800M_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK} + }, + {AHB_CLK_ROOT, AHB_CLOCK_SLICE, 0, + {OSC_25M_CLK, SYSTEM_PLL1_133M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL1_400M_CLK, SYSTEM_PLL2_125M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK} + }, + {IPG_CLK_ROOT, IPG_CLOCK_SLICE, 0, + {} + }, + {AUDIO_AHB_CLK_ROOT, AHB_CLOCK_SLICE, 1, + {OSC_25M_CLK, SYSTEM_PLL2_500M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL2_166M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK} + }, + {MIPI_DSI_ESC_RX_CLK_ROOT, AHB_CLOCK_SLICE, 2, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, EXT_CLK_3, AUDIO_PLL1_CLK }, + }, + {DRAM_ALT_CLK_ROOT, IP_CLOCK_SLICE, 0, + {OSC_25M_CLK, SYSTEM_PLL1_800M_CLK, SYSTEM_PLL1_100M_CLK, + SYSTEM_PLL2_500M_CLK, SYSTEM_PLL2_250M_CLK, + SYSTEM_PLL1_400M_CLK, AUDIO_PLL1_CLK, SYSTEM_PLL1_266M_CLK} + }, + {DRAM_APB_CLK_ROOT, IP_CLOCK_SLICE, 1, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL1_160M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_250M_CLK, AUDIO_PLL2_CLK} + }, + {VPU_G1_CLK_ROOT, IP_CLOCK_SLICE, 2, + {OSC_25M_CLK, VPU_PLL_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL1_100M_CLK, + SYSTEM_PLL2_125M_CLK, SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK} + }, + {VPU_G2_CLK_ROOT, IP_CLOCK_SLICE, 3, + {OSC_25M_CLK, VPU_PLL_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL1_100M_CLK, + SYSTEM_PLL2_125M_CLK, SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK} + }, + {DISPLAY_DTRC_CLK_ROOT, IP_CLOCK_SLICE, 4, + {OSC_25M_CLK, VPU_PLL_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL1_160M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, AUDIO_PLL2_CLK} + }, + {DISPLAY_DC8000_CLK_ROOT, IP_CLOCK_SLICE, 5, + {OSC_25M_CLK, VPU_PLL_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL1_160M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, AUDIO_PLL2_CLK} + }, + {PCIE1_CTRL_CLK_ROOT, IP_CLOCK_SLICE, 6, + {OSC_25M_CLK, SYSTEM_PLL2_250M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL1_266M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_500M_CLK, SYSTEM_PLL2_333M_CLK, SYSTEM_PLL3_CLK} + }, + {PCIE1_PHY_CLK_ROOT, IP_CLOCK_SLICE, 7, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL2_500M_CLK, + EXT_CLK_1, EXT_CLK_2, EXT_CLK_3, EXT_CLK_4, + SYSTEM_PLL1_400M_CLK} + }, + {PCIE1_AUX_CLK_ROOT, IP_CLOCK_SLICE, 8, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL2_50M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_80M_CLK, + SYSTEM_PLL1_160M_CLK, SYSTEM_PLL1_200M_CLK} + }, + {DC_PIXEL_CLK_ROOT, IP_CLOCK_SLICE, 9, + {OSC_25M_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK, + AUDIO_PLL1_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL3_CLK, EXT_CLK_4} + }, + {LCDIF_PIXEL_CLK_ROOT, IP_CLOCK_SLICE, 10, + {OSC_25M_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK, + AUDIO_PLL1_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL3_CLK, EXT_CLK_4} + }, + {SAI1_CLK_ROOT, IP_CLOCK_SLICE, 11, + {OSC_25M_CLK, AUDIO_PLL1_CLK, AUDIO_PLL2_CLK, + VIDEO_PLL_CLK, SYSTEM_PLL1_133M_CLK, + OSC_27M_CLK, EXT_CLK_1, EXT_CLK_2} + }, + {SAI2_CLK_ROOT, IP_CLOCK_SLICE, 12, + {OSC_25M_CLK, AUDIO_PLL1_CLK, AUDIO_PLL2_CLK, + VIDEO_PLL_CLK, SYSTEM_PLL1_133M_CLK, + OSC_27M_CLK, EXT_CLK_2, EXT_CLK_3} + }, + {SAI3_CLK_ROOT, IP_CLOCK_SLICE, 13, + {OSC_25M_CLK, AUDIO_PLL1_CLK, AUDIO_PLL2_CLK, + VIDEO_PLL_CLK, SYSTEM_PLL1_133M_CLK, + OSC_27M_CLK, EXT_CLK_3, EXT_CLK_4} + }, + {SAI4_CLK_ROOT, IP_CLOCK_SLICE, 14, + {OSC_25M_CLK, AUDIO_PLL1_CLK, AUDIO_PLL2_CLK, + VIDEO_PLL_CLK, SYSTEM_PLL1_133M_CLK, + OSC_27M_CLK, EXT_CLK_1, EXT_CLK_2} + }, + {SAI5_CLK_ROOT, IP_CLOCK_SLICE, 15, + {OSC_25M_CLK, AUDIO_PLL1_CLK, AUDIO_PLL2_CLK, + VIDEO_PLL_CLK, SYSTEM_PLL1_133M_CLK, + OSC_27M_CLK, EXT_CLK_2, EXT_CLK_3} + }, + {SAI6_CLK_ROOT, IP_CLOCK_SLICE, 16, + {OSC_25M_CLK, AUDIO_PLL1_CLK, AUDIO_PLL2_CLK, + VIDEO_PLL_CLK, SYSTEM_PLL1_133M_CLK, + OSC_27M_CLK, EXT_CLK_3, EXT_CLK_4} + }, + {SPDIF1_CLK_ROOT, IP_CLOCK_SLICE, 17, + {OSC_25M_CLK, AUDIO_PLL1_CLK, AUDIO_PLL2_CLK, + VIDEO_PLL_CLK, SYSTEM_PLL1_133M_CLK, + OSC_27M_CLK, EXT_CLK_2, EXT_CLK_3} + }, + {SPDIF2_CLK_ROOT, IP_CLOCK_SLICE, 18, + {OSC_25M_CLK, AUDIO_PLL1_CLK, AUDIO_PLL2_CLK, + VIDEO_PLL_CLK, SYSTEM_PLL1_133M_CLK, + OSC_27M_CLK, EXT_CLK_3, EXT_CLK_4} + }, + {ENET_REF_CLK_ROOT, IP_CLOCK_SLICE, 19, + {OSC_25M_CLK, SYSTEM_PLL2_125M_CLK, SYSTEM_PLL2_50M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_160M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, EXT_CLK_4} + }, + {ENET_TIMER_CLK_ROOT, IP_CLOCK_SLICE, 20, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, AUDIO_PLL1_CLK, + EXT_CLK_1, EXT_CLK_2, EXT_CLK_3, EXT_CLK_4, + VIDEO_PLL_CLK} + }, + {ENET_PHY_REF_CLK_ROOT, IP_CLOCK_SLICE, 21, + {OSC_25M_CLK, SYSTEM_PLL2_50M_CLK, SYSTEM_PLL2_125M_CLK, + SYSTEM_PLL2_200M_CLK, SYSTEM_PLL2_500M_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, AUDIO_PLL2_CLK} + }, + {NAND_CLK_ROOT, IP_CLOCK_SLICE, 22, + {OSC_25M_CLK, SYSTEM_PLL2_500M_CLK, AUDIO_PLL1_CLK, + SYSTEM_PLL1_400M_CLK, AUDIO_PLL2_CLK, SYSTEM_PLL3_CLK, + SYSTEM_PLL2_250M_CLK, VIDEO_PLL_CLK} + }, + {QSPI_CLK_ROOT, IP_CLOCK_SLICE, 23, + {OSC_25M_CLK, SYSTEM_PLL1_400M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_500M_CLK, AUDIO_PLL2_CLK, + SYSTEM_PLL1_266M_CLK, SYSTEM_PLL3_CLK, SYSTEM_PLL1_100M_CLK} + }, + {USDHC1_CLK_ROOT, IP_CLOCK_SLICE, 24, + {OSC_25M_CLK, SYSTEM_PLL1_400M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_500M_CLK, AUDIO_PLL2_CLK, + SYSTEM_PLL1_266M_CLK, SYSTEM_PLL3_CLK, SYSTEM_PLL1_100M_CLK} + }, + {USDHC2_CLK_ROOT, IP_CLOCK_SLICE, 25, + {OSC_25M_CLK, SYSTEM_PLL1_400M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_500M_CLK, AUDIO_PLL2_CLK, + SYSTEM_PLL1_266M_CLK, SYSTEM_PLL3_CLK, SYSTEM_PLL1_100M_CLK} + }, + {I2C1_CLK_ROOT, IP_CLOCK_SLICE, 26, + {OSC_25M_CLK, SYSTEM_PLL1_160M_CLK, SYSTEM_PLL2_50M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK, + AUDIO_PLL2_CLK, SYSTEM_PLL1_133M_CLK} + }, + {I2C2_CLK_ROOT, IP_CLOCK_SLICE, 27, + {OSC_25M_CLK, SYSTEM_PLL1_160M_CLK, SYSTEM_PLL2_50M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK, + AUDIO_PLL2_CLK, SYSTEM_PLL1_133M_CLK} + }, + {I2C3_CLK_ROOT, IP_CLOCK_SLICE, 28, + {OSC_25M_CLK, SYSTEM_PLL1_160M_CLK, SYSTEM_PLL2_50M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK, + AUDIO_PLL2_CLK, SYSTEM_PLL1_133M_CLK} + }, + {I2C4_CLK_ROOT, IP_CLOCK_SLICE, 29, + {OSC_25M_CLK, SYSTEM_PLL1_160M_CLK, SYSTEM_PLL2_50M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL1_CLK, VIDEO_PLL_CLK, + AUDIO_PLL2_CLK, SYSTEM_PLL1_133M_CLK} + }, + {UART1_CLK_ROOT, IP_CLOCK_SLICE, 30, + {OSC_25M_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, + EXT_CLK_2, EXT_CLK_4, AUDIO_PLL2_CLK} + }, + {UART2_CLK_ROOT, IP_CLOCK_SLICE, 31, + {OSC_25M_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, + EXT_CLK_2, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {UART3_CLK_ROOT, IP_CLOCK_SLICE, 32, + {OSC_25M_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, + EXT_CLK_2, EXT_CLK_4, AUDIO_PLL2_CLK} + }, + {UART4_CLK_ROOT, IP_CLOCK_SLICE, 33, + {OSC_25M_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL3_CLK, + EXT_CLK_2, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {USB_CORE_REF_CLK_ROOT, IP_CLOCK_SLICE, 34, + {OSC_25M_CLK, SYSTEM_PLL1_100M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL2_200M_CLK, + EXT_CLK_2, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {USB_PHY_REF_CLK_ROOT, IP_CLOCK_SLICE, 35, + {OSC_25M_CLK, SYSTEM_PLL1_100M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL2_200M_CLK, + EXT_CLK_2, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {GIC_CLK_ROOT, IP_CLOCK_SLICE, 36, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_800M_CLK, + EXT_CLK_2, EXT_CLK_4, AUDIO_PLL2_CLK} + }, + {ECSPI1_CLK_ROOT, IP_CLOCK_SLICE, 37, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL1_160M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_250M_CLK, AUDIO_PLL2_CLK} + }, + {ECSPI2_CLK_ROOT, IP_CLOCK_SLICE, 38, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL1_160M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_250M_CLK, AUDIO_PLL2_CLK} + }, + {PWM1_CLK_ROOT, IP_CLOCK_SLICE, 39, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_160M_CLK, + SYSTEM_PLL1_40M_CLK, SYSTEM_PLL3_CLK, EXT_CLK_1, + SYSTEM_PLL1_80M_CLK, VIDEO_PLL_CLK} + }, + {PWM2_CLK_ROOT, IP_CLOCK_SLICE, 40, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_160M_CLK, + SYSTEM_PLL1_40M_CLK, SYSTEM_PLL3_CLK, EXT_CLK_1, + SYSTEM_PLL1_80M_CLK, VIDEO_PLL_CLK} + }, + {PWM3_CLK_ROOT, IP_CLOCK_SLICE, 41, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_160M_CLK, + SYSTEM_PLL1_40M_CLK, SYSTEM_PLL3_CLK, EXT_CLK_1, + SYSTEM_PLL1_80M_CLK, VIDEO_PLL_CLK} + }, + {PWM4_CLK_ROOT, IP_CLOCK_SLICE, 42, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_160M_CLK, + SYSTEM_PLL1_40M_CLK, SYSTEM_PLL3_CLK, EXT_CLK_1, + SYSTEM_PLL1_80M_CLK, VIDEO_PLL_CLK} + }, + {GPT1_CLK_ROOT, IP_CLOCK_SLICE, 43, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_400M_CLK, + SYSTEM_PLL1_40M_CLK, VIDEO_PLL_CLK, + SYSTEM_PLL1_80M_CLK, AUDIO_PLL1_CLK, EXT_CLK_1} + }, + {GPT2_CLK_ROOT, IP_CLOCK_SLICE, 44, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_400M_CLK, + SYSTEM_PLL1_40M_CLK, VIDEO_PLL_CLK, + SYSTEM_PLL1_80M_CLK, AUDIO_PLL1_CLK, EXT_CLK_2} + }, + {GPT3_CLK_ROOT, IP_CLOCK_SLICE, 45, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_400M_CLK, + SYSTEM_PLL1_40M_CLK, VIDEO_PLL_CLK, + SYSTEM_PLL1_80M_CLK, AUDIO_PLL1_CLK, EXT_CLK_3} + }, + {GPT4_CLK_ROOT, IP_CLOCK_SLICE, 46, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_400M_CLK, + SYSTEM_PLL1_40M_CLK, VIDEO_PLL_CLK, + SYSTEM_PLL1_80M_CLK, AUDIO_PLL1_CLK, EXT_CLK_1} + }, + {GPT5_CLK_ROOT, IP_CLOCK_SLICE, 47, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_400M_CLK, + SYSTEM_PLL1_40M_CLK, VIDEO_PLL_CLK, + SYSTEM_PLL1_80M_CLK, AUDIO_PLL1_CLK, EXT_CLK_2} + }, + {GPT6_CLK_ROOT, IP_CLOCK_SLICE, 48, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_400M_CLK, + SYSTEM_PLL1_40M_CLK, VIDEO_PLL_CLK, + SYSTEM_PLL1_80M_CLK, AUDIO_PLL1_CLK, EXT_CLK_3} + }, + {TRACE_CLK_ROOT, IP_CLOCK_SLICE, 49, + {OSC_25M_CLK, SYSTEM_PLL1_133M_CLK, SYSTEM_PLL1_160M_CLK, + VPU_PLL_CLK, SYSTEM_PLL2_125M_CLK, + SYSTEM_PLL3_CLK, EXT_CLK_1, EXT_CLK_3} + }, + {WDOG_CLK_ROOT, IP_CLOCK_SLICE, 50, + {OSC_25M_CLK, SYSTEM_PLL1_133M_CLK, SYSTEM_PLL1_160M_CLK, + VPU_PLL_CLK, SYSTEM_PLL2_125M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL1_80M_CLK, SYSTEM_PLL2_166M_CLK} + }, + {WRCLK_CLK_ROOT, IP_CLOCK_SLICE, 51, + {OSC_25M_CLK, SYSTEM_PLL1_40M_CLK, VPU_PLL_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL1_266M_CLK, SYSTEM_PLL2_500M_CLK, SYSTEM_PLL1_100M_CLK} + }, + {IPP_DO_CLKO1, IP_CLOCK_SLICE, 52, + {OSC_25M_CLK, SYSTEM_PLL1_800M_CLK, OSC_27M_CLK, + SYSTEM_PLL1_200M_CLK, AUDIO_PLL2_CLK, + SYSTEM_PLL2_500M_CLK, VPU_PLL_CLK, SYSTEM_PLL1_80M_CLK} + }, + {IPP_DO_CLKO2, IP_CLOCK_SLICE, 53, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_400M_CLK, + SYSTEM_PLL2_166M_CLK, SYSTEM_PLL3_CLK, + AUDIO_PLL1_CLK, VIDEO_PLL_CLK, OSC_32K_CLK} + }, + {MIPI_DSI_CORE_CLK_ROOT, IP_CLOCK_SLICE, 54, + {OSC_25M_CLK, SYSTEM_PLL1_266M_CLK, SYSTEM_PLL2_250M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL2_CLK, VIDEO_PLL_CLK} + }, + {MIPI_DSI_PHY_REF_CLK_ROOT, IP_CLOCK_SLICE, 55, + {OSC_25M_CLK, SYSTEM_PLL2_125M_CLK, SYSTEM_PLL2_100M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + EXT_CLK_2, AUDIO_PLL2_CLK, VIDEO_PLL_CLK} + }, + {MIPI_DSI_DBI_CLK_ROOT, IP_CLOCK_SLICE, 56, + {OSC_25M_CLK, SYSTEM_PLL1_266M_CLK, SYSTEM_PLL2_100M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL2_CLK, VIDEO_PLL_CLK} + }, + {OLD_MIPI_DSI_ESC_CLK_ROOT, IP_CLOCK_SLICE, 57, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_80M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {MIPI_CSI1_CORE_CLK_ROOT, IP_CLOCK_SLICE, 58, + {OSC_25M_CLK, SYSTEM_PLL1_266M_CLK, SYSTEM_PLL2_250M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL2_CLK, VIDEO_PLL_CLK} + }, + {MIPI_CSI1_PHY_REF_CLK_ROOT, IP_CLOCK_SLICE, 59, + {OSC_25M_CLK, SYSTEM_PLL2_125M_CLK, SYSTEM_PLL2_100M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + EXT_CLK_2, AUDIO_PLL2_CLK, VIDEO_PLL_CLK} + }, + {MIPI_CSI1_ESC_CLK_ROOT, IP_CLOCK_SLICE, 60, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_80M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {MIPI_CSI2_CORE_CLK_ROOT, IP_CLOCK_SLICE, 61, + {OSC_25M_CLK, SYSTEM_PLL1_266M_CLK, SYSTEM_PLL2_250M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, AUDIO_PLL2_CLK, VIDEO_PLL_CLK} + }, + {MIPI_CSI2_PHY_REF_CLK_ROOT, IP_CLOCK_SLICE, 62, + {OSC_25M_CLK, SYSTEM_PLL2_125M_CLK, SYSTEM_PLL2_100M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + EXT_CLK_2, AUDIO_PLL2_CLK, VIDEO_PLL_CLK} + }, + {MIPI_CSI2_ESC_CLK_ROOT, IP_CLOCK_SLICE, 63, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_80M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, EXT_CLK_3, AUDIO_PLL2_CLK} + }, + {PCIE2_CTRL_CLK_ROOT, IP_CLOCK_SLICE, 64, + {OSC_25M_CLK, SYSTEM_PLL2_250M_CLK, SYSTEM_PLL2_200M_CLK, + SYSTEM_PLL1_266M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_500M_CLK, SYSTEM_PLL2_333M_CLK, SYSTEM_PLL3_CLK} + }, + {PCIE2_PHY_CLK_ROOT, IP_CLOCK_SLICE, 65, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL2_500M_CLK, + EXT_CLK_1, EXT_CLK_2, EXT_CLK_3, + EXT_CLK_4, SYSTEM_PLL1_400M_CLK} + }, + {PCIE2_AUX_CLK_ROOT, IP_CLOCK_SLICE, 66, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL2_50M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_100M_CLK, + SYSTEM_PLL1_80M_CLK, SYSTEM_PLL1_160M_CLK, SYSTEM_PLL1_200M_CLK} + }, + {ECSPI3_CLK_ROOT, IP_CLOCK_SLICE, 67, + {OSC_25M_CLK, SYSTEM_PLL2_200M_CLK, SYSTEM_PLL1_40M_CLK, + SYSTEM_PLL1_160M_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL3_CLK, SYSTEM_PLL2_250M_CLK, AUDIO_PLL2_CLK} + }, + {OLD_MIPI_DSI_ESC_RX_ROOT, IP_CLOCK_SLICE, 68, + {OSC_25M_CLK, SYSTEM_PLL2_100M_CLK, SYSTEM_PLL1_80M_CLK, + SYSTEM_PLL1_800M_CLK, SYSTEM_PLL2_1000M_CLK, + SYSTEM_PLL3_CLK, EXT_CLK_3, AUDIO_PLL2_CLK}, + }, + {DISPLAY_HDMI_CLK_ROOT, IP_CLOCK_SLICE, 69, + {OSC_25M_CLK, SYSTEM_PLL1_200M_CLK, SYSTEM_PLL2_200M_CLK, + VPU_PLL_CLK, SYSTEM_PLL1_800M_CLK, + SYSTEM_PLL2_1000M_CLK, SYSTEM_PLL3_CLK, EXT_CLK_4} + }, + {DRAM_SEL_CFG, DRAM_SEL_CLOCK_SLICE, 0, + {DRAM_PLL1_CLK} + }, + {CORE_SEL_CFG, CORE_SEL_CLOCK_SLICE, 0, + {DRAM_PLL1_CLK} + }, +}; + +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 void __iomem *get_clk_root_target(enum clk_slice_type slice_type, + u32 slice_index) +{ + void __iomem *clk_root_target; + + switch (slice_type) { + case CORE_CLOCK_SLICE: + clk_root_target = + (void __iomem *)&ccm_reg->core_root[slice_index]; + break; + case BUS_CLOCK_SLICE: + clk_root_target = + (void __iomem *)&ccm_reg->bus_root[slice_index]; + break; + case IP_CLOCK_SLICE: + clk_root_target = + (void __iomem *)&ccm_reg->ip_root[slice_index]; + break; + case AHB_CLOCK_SLICE: + clk_root_target = + (void __iomem *)&ccm_reg->ahb_ipg_root[slice_index * 2]; + break; + case IPG_CLOCK_SLICE: + clk_root_target = + (void __iomem *)&ccm_reg->ahb_ipg_root[slice_index * 2 + 1]; + break; + case CORE_SEL_CLOCK_SLICE: + clk_root_target = (void __iomem *)&ccm_reg->core_sel; + break; + case DRAM_SEL_CLOCK_SLICE: + clk_root_target = (void __iomem *)&ccm_reg->dram_sel; + break; + default: + return NULL; + } + + return clk_root_target; +} + +int clock_get_target_val(enum clk_root_index clock_id, u32 *val) +{ + int root_entry; + struct clk_root_map *p; + void __iomem *clk_root_target; + + if (clock_id >= CLK_ROOT_MAX) + return -EINVAL; + + root_entry = select(clock_id); + if (root_entry < 0) + return -EINVAL; + + p = &root_array[root_entry]; + clk_root_target = get_clk_root_target(p->slice_type, p->slice_index); + if (!clk_root_target) + return -EINVAL; + + *val = readl(clk_root_target); + + return 0; +} + +int clock_set_target_val(enum clk_root_index clock_id, u32 val) +{ + int root_entry; + struct clk_root_map *p; + void __iomem *clk_root_target; + + if (clock_id >= CLK_ROOT_MAX) + return -EINVAL; + + root_entry = select(clock_id); + if (root_entry < 0) + return -EINVAL; + + p = &root_array[root_entry]; + clk_root_target = get_clk_root_target(p->slice_type, p->slice_index); + if (!clk_root_target) + return -EINVAL; + + writel(val, clk_root_target); + + return 0; +} + +int clock_root_enabled(enum clk_root_index clock_id) +{ + void __iomem *clk_root_target; + u32 slice_index, slice_type; + u32 val; + int root_entry; + + if (clock_id >= CLK_ROOT_MAX) + return -EINVAL; + + root_entry = select(clock_id); + if (root_entry < 0) + return -EINVAL; + + slice_type = root_array[root_entry].slice_type; + slice_index = root_array[root_entry].slice_index; + + if ((slice_type == IPG_CLOCK_SLICE) || + (slice_type == DRAM_SEL_CLOCK_SLICE) || + (slice_type == CORE_SEL_CLOCK_SLICE)) { + /* + * Not supported, from CCM doc + * TODO + */ + return 0; + } + + clk_root_target = get_clk_root_target(slice_type, slice_index); + if (!clk_root_target) + return -EINVAL; + + val = readl(clk_root_target); + + return (val & CLK_ROOT_ON) ? 1 : 0; +} + +/* CCGR CLK gate operation */ +int clock_enable(enum clk_ccgr_index index, bool enable) +{ + void __iomem *ccgr; + + if (index >= CCGR_MAX) + return -EINVAL; + + if (enable) + ccgr = (void __iomem *)&ccm_reg->ccgr_array[index].ccgr_set; + else + ccgr = (void __iomem *)&ccm_reg->ccgr_array[index].ccgr_clr; + + writel(CCGR_CLK_ON_MASK, ccgr); + + 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; + void __iomem *clk_root_target; + + 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->slice_type == CORE_CLOCK_SLICE) || + (p->slice_type == IPG_CLOCK_SLICE) || + (p->slice_type == CORE_SEL_CLOCK_SLICE) || + (p->slice_type == DRAM_SEL_CLOCK_SLICE)) { + *pre_div = 0; + return 0; + } + + clk_root_target = get_clk_root_target(p->slice_type, p->slice_index); + if (!clk_root_target) + return -EINVAL; + + val = readl(clk_root_target); + val &= CLK_ROOT_PRE_DIV_MASK; + val >>= CLK_ROOT_PRE_DIV_SHIFT; + + *pre_div = val; + + return 0; +} + +int clock_get_postdiv(enum clk_root_index clock_id, + enum root_post_div *post_div) +{ + u32 val, mask; + int root_entry; + struct clk_root_map *p; + void __iomem *clk_root_target; + + 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->slice_type == CORE_SEL_CLOCK_SLICE) || + (p->slice_type == DRAM_SEL_CLOCK_SLICE)) { + *post_div = 0; + return 0; + } + + clk_root_target = get_clk_root_target(p->slice_type, p->slice_index); + if (!clk_root_target) + return -EINVAL; + + if (p->slice_type == IPG_CLOCK_SLICE) + mask = CLK_ROOT_IPG_POST_DIV_MASK; + else if (p->slice_type == CORE_CLOCK_SLICE) + mask = CLK_ROOT_CORE_POST_DIV_MASK; + else + mask = CLK_ROOT_POST_DIV_MASK; + + val = readl(clk_root_target); + val &= mask; + val >>= CLK_ROOT_POST_DIV_SHIFT; + + *post_div = val; + + return 0; +} + +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; + void __iomem *clk_root_target; + + if (clock_id >= CLK_ROOT_MAX) + return -EINVAL; + + root_entry = select(clock_id); + if (root_entry < 0) + return -EINVAL; + + p = &root_array[root_entry]; + + clk_root_target = get_clk_root_target(p->slice_type, p->slice_index); + if (!clk_root_target) + return -EINVAL; + + val = readl(clk_root_target); + val &= CLK_ROOT_SRC_MUX_MASK; + val >>= CLK_ROOT_SRC_MUX_SHIFT; + + *p_clock_src = p->src_mux[val]; + + return 0; +} |