diff options
Diffstat (limited to 'arch/arm/include/asm')
| -rw-r--r-- | arch/arm/include/asm/arch-mx7ulp/clock.h | 38 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-mx7ulp/pcc.h | 373 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-mx7ulp/scg.h | 342 |
3 files changed, 753 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx7ulp/clock.h b/arch/arm/include/asm/arch-mx7ulp/clock.h new file mode 100644 index 0000000..f21052e --- /dev/null +++ b/arch/arm/include/asm/arch-mx7ulp/clock.h @@ -0,0 +1,38 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_CLOCK_H +#define _ASM_ARCH_CLOCK_H + +#include <common.h> +#include <asm/arch/pcc.h> +#include <asm/arch/scg.h> + +/* Mainly for compatible to imx common code. */ +enum mxc_clock { + MXC_ARM_CLK = 0, + MXC_AHB_CLK, + MXC_IPG_CLK, + MXC_UART_CLK, + MXC_CSPI_CLK, + MXC_AXI_CLK, + MXC_DDR_CLK, + MXC_ESDHC_CLK, + MXC_ESDHC2_CLK, + MXC_I2C_CLK, +}; + +u32 mxc_get_clock(enum mxc_clock clk); +u32 get_lpuart_clk(void); +#ifdef CONFIG_MXC_OCOTP +void enable_ocotp_clk(unsigned char enable); +#endif +#ifdef CONFIG_USB_EHCI +void enable_usboh3_clk(unsigned char enable); +#endif +void init_clk_usdhc(u32 index); +void clock_init(void); +#endif diff --git a/arch/arm/include/asm/arch-mx7ulp/pcc.h b/arch/arm/include/asm/arch-mx7ulp/pcc.h new file mode 100644 index 0000000..8a57175 --- /dev/null +++ b/arch/arm/include/asm/arch-mx7ulp/pcc.h @@ -0,0 +1,373 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_PCC_H +#define _ASM_ARCH_PCC_H + +#include <common.h> +#include <asm/arch/scg.h> + +/* PCC2 */ + +enum pcc2_entry { + /* On-Platform (32 entries) */ + RSVD0_PCC2_SLOT = 0, + RSVD1_PCC2_SLOT = 1, + CA7_GIC_PCC2_SLOT = 2, + RSVD3_PCC2_SLOT = 3, + RSVD4_PCC2_SLOT = 4, + RSVD5_PCC2_SLOT = 5, + RSVD6_PCC2_SLOT = 6, + RSVD7_PCC2_SLOT = 7, + DMA1_PCC2_SLOT = 8, + RSVD9_PCC2_SLOT = 9, + RSVD10_PCC2_SLOT = 10, + RSVD11_PCC2_SLOT = 11, + RSVD12_PCC2_SLOT = 12, + RSVD13_PCC2_SLOT = 13, + RSVD14_PCC2_SLOT = 14, + RGPIO1_PCC2_SLOT = 15, + FLEXBUS0_PCC2_SLOT = 16, + RSVD17_PCC2_SLOT = 17, + RSVD18_PCC2_SLOT = 18, + RSVD19_PCC2_SLOT = 19, + RSVD20_PCC2_SLOT = 20, + RSVD21_PCC2_SLOT = 21, + RSVD22_PCC2_SLOT = 22, + RSVD23_PCC2_SLOT = 23, + RSVD24_PCC2_SLOT = 24, + RSVD25_PCC2_SLOT = 25, + RSVD26_PCC2_SLOT = 26, + SEMA42_1_PCC2_SLOT = 27, + RSVD28_PCC2_SLOT = 28, + RSVD29_PCC2_SLOT = 29, + RSVD30_PCC2_SLOT = 30, + RSVD31_PCC2_SLOT = 31, + + /* Off-Platform (96 entries) */ + RSVD32_PCC2_SLOT = 32, + DMA1_CH_MUX0_PCC2_SLOT = 33, + MU_B_PCC2_SLOT = 34, + SNVS_PCC2_SLOT = 35, + CAAM_PCC2_SLOT = 36, + LPTPM4_PCC2_SLOT = 37, + LPTPM5_PCC2_SLOT = 38, + LPIT1_PCC2_SLOT = 39, + RSVD40_PCC2_SLOT = 40, + LPSPI2_PCC2_SLOT = 41, + LPSPI3_PCC2_SLOT = 42, + LPI2C4_PCC2_SLOT = 43, + LPI2C5_PCC2_SLOT = 44, + LPUART4_PCC2_SLOT = 45, + LPUART5_PCC2_SLOT = 46, + RSVD47_PCC2_SLOT = 47, + RSVD48_PCC2_SLOT = 48, + FLEXIO1_PCC2_SLOT = 49, + RSVD50_PCC2_SLOT = 50, + USBOTG0_PCC2_SLOT = 51, + USBOTG1_PCC2_SLOT = 52, + USBPHY_PCC2_SLOT = 53, + USB_PL301_PCC2_SLOT = 54, + USDHC0_PCC2_SLOT = 55, + USDHC1_PCC2_SLOT = 56, + RSVD57_PCC2_SLOT = 57, + TRGMUX1_PCC2_SLOT = 58, + RSVD59_PCC2_SLOT = 59, + RSVD60_PCC2_SLOT = 60, + WDG1_PCC2_SLOT = 61, + SCG1_PCC2_SLOT = 62, + PCC2_PCC2_SLOT = 63, + PMC1_PCC2_SLOT = 64, + SMC1_PCC2_SLOT = 65, + RCM1_PCC2_SLOT = 66, + WDG2_PCC2_SLOT = 67, + RSVD68_PCC2_SLOT = 68, + TEST_SPACE1_PCC2_SLOT = 69, + TEST_SPACE2_PCC2_SLOT = 70, + TEST_SPACE3_PCC2_SLOT = 71, + RSVD72_PCC2_SLOT = 72, + RSVD73_PCC2_SLOT = 73, + RSVD74_PCC2_SLOT = 74, + RSVD75_PCC2_SLOT = 75, + RSVD76_PCC2_SLOT = 76, + RSVD77_PCC2_SLOT = 77, + RSVD78_PCC2_SLOT = 78, + RSVD79_PCC2_SLOT = 79, + RSVD80_PCC2_SLOT = 80, + RSVD81_PCC2_SLOT = 81, + RSVD82_PCC2_SLOT = 82, + RSVD83_PCC2_SLOT = 83, + RSVD84_PCC2_SLOT = 84, + RSVD85_PCC2_SLOT = 85, + RSVD86_PCC2_SLOT = 86, + RSVD87_PCC2_SLOT = 87, + RSVD88_PCC2_SLOT = 88, + RSVD89_PCC2_SLOT = 89, + RSVD90_PCC2_SLOT = 90, + RSVD91_PCC2_SLOT = 91, + RSVD92_PCC2_SLOT = 92, + RSVD93_PCC2_SLOT = 93, + RSVD94_PCC2_SLOT = 94, + RSVD95_PCC2_SLOT = 95, + RSVD96_PCC2_SLOT = 96, + RSVD97_PCC2_SLOT = 97, + RSVD98_PCC2_SLOT = 98, + RSVD99_PCC2_SLOT = 99, + RSVD100_PCC2_SLOT = 100, + RSVD101_PCC2_SLOT = 101, + RSVD102_PCC2_SLOT = 102, + RSVD103_PCC2_SLOT = 103, + RSVD104_PCC2_SLOT = 104, + RSVD105_PCC2_SLOT = 105, + RSVD106_PCC2_SLOT = 106, + RSVD107_PCC2_SLOT = 107, + RSVD108_PCC2_SLOT = 108, + RSVD109_PCC2_SLOT = 109, + RSVD110_PCC2_SLOT = 110, + RSVD111_PCC2_SLOT = 111, + RSVD112_PCC2_SLOT = 112, + RSVD113_PCC2_SLOT = 113, + RSVD114_PCC2_SLOT = 114, + RSVD115_PCC2_SLOT = 115, + RSVD116_PCC2_SLOT = 116, + RSVD117_PCC2_SLOT = 117, + RSVD118_PCC2_SLOT = 118, + RSVD119_PCC2_SLOT = 119, + RSVD120_PCC2_SLOT = 120, + RSVD121_PCC2_SLOT = 121, + RSVD122_PCC2_SLOT = 122, + RSVD123_PCC2_SLOT = 123, + RSVD124_PCC2_SLOT = 124, + RSVD125_PCC2_SLOT = 125, + RSVD126_PCC2_SLOT = 126, + RSVD127_PCC2_SLOT = 127, +}; + +enum pcc3_entry { + /* On-Platform (32 entries) */ + RSVD0_PCC3_SLOT = 0, + RSVD1_PCC3_SLOT = 1, + RSVD2_PCC3_SLOT = 2, + RSVD3_PCC3_SLOT = 3, + RSVD4_PCC3_SLOT = 4, + RSVD5_PCC3_SLOT = 5, + RSVD6_PCC3_SLOT = 6, + RSVD7_PCC3_SLOT = 7, + RSVD8_PCC3_SLOT = 8, + RSVD9_PCC3_SLOT = 9, + RSVD10_PCC3_SLOT = 10, + RSVD11_PCC3_SLOT = 11, + RSVD12_PCC3_SLOT = 12, + RSVD13_PCC3_SLOT = 13, + RSVD14_PCC3_SLOT = 14, + RSVD15_PCC3_SLOT = 15, + ROMCP1_PCC3_SLOT = 16, + RSVD17_PCC3_SLOT = 17, + RSVD18_PCC3_SLOT = 18, + RSVD19_PCC3_SLOT = 19, + RSVD20_PCC3_SLOT = 20, + RSVD21_PCC3_SLOT = 21, + RSVD22_PCC3_SLOT = 22, + RSVD23_PCC3_SLOT = 23, + RSVD24_PCC3_SLOT = 24, + RSVD25_PCC3_SLOT = 25, + RSVD26_PCC3_SLOT = 26, + RSVD27_PCC3_SLOT = 27, + RSVD28_PCC3_SLOT = 28, + RSVD29_PCC3_SLOT = 29, + RSVD30_PCC3_SLOT = 30, + RSVD31_PCC3_SLOT = 31, + + /* Off-Platform (96 entries) */ + RSVD32_PCC3_SLOT = 32, + LPTPM6_PCC3_SLOT = 33, + LPTPM7_PCC3_SLOT = 34, + RSVD35_PCC3_SLOT = 35, + LPI2C6_PCC3_SLOT = 36, + LPI2C7_PCC3_SLOT = 37, + LPUART6_PCC3_SLOT = 38, + LPUART7_PCC3_SLOT = 39, + VIU0_PCC3_SLOT = 40, + DSI0_PCC3_SLOT = 41, + LCDIF0_PCC3_SLOT = 42, + MMDC0_PCC3_SLOT = 43, + IOMUXC1_PCC3_SLOT = 44, + IOMUXC_DDR_PCC3_SLOT = 45, + PORTC_PCC3_SLOT = 46, + PORTD_PCC3_SLOT = 47, + PORTE_PCC3_SLOT = 48, + PORTF_PCC3_SLOT = 49, + RSVD50_PCC3_SLOT = 50, + PCC3_PCC3_SLOT = 51, + RSVD52_PCC3_SLOT = 52, + WKPU_PCC3_SLOT = 53, + RSVD54_PCC3_SLOT = 54, + RSVD55_PCC3_SLOT = 55, + RSVD56_PCC3_SLOT = 56, + RSVD57_PCC3_SLOT = 57, + RSVD58_PCC3_SLOT = 58, + RSVD59_PCC3_SLOT = 59, + RSVD60_PCC3_SLOT = 60, + RSVD61_PCC3_SLOT = 61, + RSVD62_PCC3_SLOT = 62, + RSVD63_PCC3_SLOT = 63, + RSVD64_PCC3_SLOT = 64, + RSVD65_PCC3_SLOT = 65, + RSVD66_PCC3_SLOT = 66, + RSVD67_PCC3_SLOT = 67, + RSVD68_PCC3_SLOT = 68, + RSVD69_PCC3_SLOT = 69, + RSVD70_PCC3_SLOT = 70, + RSVD71_PCC3_SLOT = 71, + RSVD72_PCC3_SLOT = 72, + RSVD73_PCC3_SLOT = 73, + RSVD74_PCC3_SLOT = 74, + RSVD75_PCC3_SLOT = 75, + RSVD76_PCC3_SLOT = 76, + RSVD77_PCC3_SLOT = 77, + RSVD78_PCC3_SLOT = 78, + RSVD79_PCC3_SLOT = 79, + RSVD80_PCC3_SLOT = 80, + GPU3D_PCC3_SLOT = 81, + GPU2D_PCC3_SLOT = 82, + RSVD83_PCC3_SLOT = 83, + RSVD84_PCC3_SLOT = 84, + RSVD85_PCC3_SLOT = 85, + RSVD86_PCC3_SLOT = 86, + RSVD87_PCC3_SLOT = 87, + RSVD88_PCC3_SLOT = 88, + RSVD89_PCC3_SLOT = 89, + RSVD90_PCC3_SLOT = 90, + RSVD91_PCC3_SLOT = 91, + RSVD92_PCC3_SLOT = 92, + RSVD93_PCC3_SLOT = 93, + RSVD94_PCC3_SLOT = 94, + RSVD95_PCC3_SLOT = 95, + RSVD96_PCC3_SLOT = 96, + RSVD97_PCC3_SLOT = 97, + RSVD98_PCC3_SLOT = 98, + RSVD99_PCC3_SLOT = 99, + RSVD100_PCC3_SLOT = 100, + RSVD101_PCC3_SLOT = 101, + RSVD102_PCC3_SLOT = 102, + RSVD103_PCC3_SLOT = 103, + RSVD104_PCC3_SLOT = 104, + RSVD105_PCC3_SLOT = 105, + RSVD106_PCC3_SLOT = 106, + RSVD107_PCC3_SLOT = 107, + RSVD108_PCC3_SLOT = 108, + RSVD109_PCC3_SLOT = 109, + RSVD110_PCC3_SLOT = 110, + RSVD111_PCC3_SLOT = 111, + RSVD112_PCC3_SLOT = 112, + RSVD113_PCC3_SLOT = 113, + RSVD114_PCC3_SLOT = 114, + RSVD115_PCC3_SLOT = 115, + RSVD116_PCC3_SLOT = 116, + RSVD117_PCC3_SLOT = 117, + RSVD118_PCC3_SLOT = 118, + RSVD119_PCC3_SLOT = 119, + RSVD120_PCC3_SLOT = 120, + RSVD121_PCC3_SLOT = 121, + RSVD122_PCC3_SLOT = 122, + RSVD123_PCC3_SLOT = 123, + RSVD124_PCC3_SLOT = 124, + RSVD125_PCC3_SLOT = 125, + RSVD126_PCC3_SLOT = 126, + RSVD127_PCC3_SLOT = 127, +}; + + +/* PCC registers */ +#define PCC_PR_OFFSET 31 +#define PCC_PR_MASK (0x1 << PCC_PR_OFFSET) +#define PCC_CGC_OFFSET 30 +#define PCC_CGC_MASK (0x1 << PCC_CGC_OFFSET) +#define PCC_INUSE_OFFSET 29 +#define PCC_INUSE_MASK (0x1 << PCC_INUSE_OFFSET) +#define PCC_PCS_OFFSET 24 +#define PCC_PCS_MASK (0x7 << PCC_PCS_OFFSET) +#define PCC_FRAC_OFFSET 4 +#define PCC_FRAC_MASK (0x1 << PCC_FRAC_OFFSET) +#define PCC_PCD_OFFSET 0 +#define PCC_PCD_MASK (0xf << PCC_PCD_OFFSET) + + +enum pcc_clksrc_type { + CLKSRC_PER_PLAT = 0, + CLKSRC_PER_BUS = 1, + CLKSRC_NO_PCS = 2, +}; + +enum pcc_div_type { + PCC_HAS_DIV, + PCC_NO_DIV, +}; + +/* All peripheral clocks on A7 PCCs */ +enum pcc_clk { + /*PCC2 clocks*/ + PER_CLK_DMA1 = 0, + PER_CLK_RGPIO2P1, + PER_CLK_FLEXBUS, + PER_CLK_SEMA42_1, + PER_CLK_DMA_MUX1, + PER_CLK_SNVS, + PER_CLK_CAAM, + PER_CLK_LPTPM4, + PER_CLK_LPTPM5, + PER_CLK_LPIT1, + PER_CLK_LPSPI2, + PER_CLK_LPSPI3, + PER_CLK_LPI2C4, + PER_CLK_LPI2C5, + PER_CLK_LPUART4, + PER_CLK_LPUART5, + PER_CLK_FLEXIO1, + PER_CLK_USB0, + PER_CLK_USB1, + PER_CLK_USB_PHY, + PER_CLK_USB_PL301, + PER_CLK_USDHC0, + PER_CLK_USDHC1, + PER_CLK_WDG1, + PER_CLK_WDG2, + + /*PCC3 clocks*/ + PER_CLK_LPTPM6, + PER_CLK_LPTPM7, + PER_CLK_LPI2C6, + PER_CLK_LPI2C7, + PER_CLK_LPUART6, + PER_CLK_LPUART7, + PER_CLK_VIU, + PER_CLK_DSI, + PER_CLK_LCDIF, + PER_CLK_MMDC, + PER_CLK_PCTLC, + PER_CLK_PCTLD, + PER_CLK_PCTLE, + PER_CLK_PCTLF, + PER_CLK_GPU3D, + PER_CLK_GPU2D, +}; + + +/* This structure keeps info for each pcc slot */ +struct pcc_entry { + u32 pcc_base; + u32 pcc_slot; + enum pcc_clksrc_type clksrc; + enum pcc_div_type div; +}; + +int pcc_clock_enable(enum pcc_clk clk, bool enable); +int pcc_clock_sel(enum pcc_clk clk, enum scg_clk src); +int pcc_clock_div_config(enum pcc_clk clk, bool frac, u8 div); +bool pcc_clock_is_enable(enum pcc_clk clk); +int pcc_clock_get_clksrc(enum pcc_clk clk, enum scg_clk *src); +u32 pcc_clock_get_rate(enum pcc_clk clk); +#endif diff --git a/arch/arm/include/asm/arch-mx7ulp/scg.h b/arch/arm/include/asm/arch-mx7ulp/scg.h new file mode 100644 index 0000000..06a6e9f --- /dev/null +++ b/arch/arm/include/asm/arch-mx7ulp/scg.h @@ -0,0 +1,342 @@ +/* + * Copyright (C) 2016 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_SCG_H +#define _ASM_ARCH_SCG_H + +#include <common.h> + +#ifdef CONFIG_CLK_DEBUG +#define clk_debug(fmt, args...) printf(fmt, ##args) +#else +#define clk_debug(fmt, args...) +#endif + +#define SCG_CCR_SCS_SHIFT (24) +#define SCG_CCR_SCS_MASK ((0xFUL) << SCG_CCR_SCS_SHIFT) +#define SCG_CCR_DIVCORE_SHIFT (16) +#define SCG_CCR_DIVCORE_MASK ((0xFUL) << SCG_CCR_DIVCORE_SHIFT) +#define SCG_CCR_DIVPLAT_SHIFT (12) +#define SCG_CCR_DIVPLAT_MASK ((0xFUL) << SCG_CCR_DIVPLAT_SHIFT) +#define SCG_CCR_DIVEXT_SHIFT (8) +#define SCG_CCR_DIVEXT_MASK ((0xFUL) << SCG_CCR_DIVEXT_SHIFT) +#define SCG_CCR_DIVBUS_SHIFT (4) +#define SCG_CCR_DIVBUS_MASK ((0xFUL) << SCG_CCR_DIVBUS_SHIFT) +#define SCG_CCR_DIVSLOW_SHIFT (0) +#define SCG_CCR_DIVSLOW_MASK ((0xFUL) << SCG_CCR_DIVSLOW_SHIFT) + +/* SCG DDR Clock Control Register */ +#define SCG_DDRCCR_DDRCS_SHIFT (24) +#define SCG_DDRCCR_DDRCS_MASK ((0x1UL) << SCG_DDRCCR_DDRCS_SHIFT) + +#define SCG_DDRCCR_DDRDIV_SHIFT (0) +#define SCG_DDRCCR_DDRDIV_MASK ((0x7UL) << SCG_DDRCCR_DDRDIV_SHIFT) + +/* SCG NIC Clock Control Register */ +#define SCG_NICCCR_NICCS_SHIFT (28) +#define SCG_NICCCR_NICCS_MASK ((0x1UL) << SCG_NICCCR_NICCS_SHIFT) + +#define SCG_NICCCR_NIC0_DIV_SHIFT (24) +#define SCG_NICCCR_NIC0_DIV_MASK ((0xFUL) << SCG_NICCCR_NIC0_DIV_SHIFT) + +#define SCG_NICCCR_GPU_DIV_SHIFT (20) +#define SCG_NICCCR_GPU_DIV_MASK ((0xFUL) << SCG_NICCCR_GPU_DIV_SHIFT) + +#define SCG_NICCCR_NIC1_DIV_SHIFT (16) +#define SCG_NICCCR_NIC1_DIV_MASK ((0xFUL) << SCG_NICCCR_NIC1_DIV_SHIFT) + +#define SCG_NICCCR_NIC1_DIVEXT_SHIFT (8) +#define SCG_NICCCR_NIC1_DIVEXT_MASK ((0xFUL) << SCG_NICCCR_NIC1_DIVEXT_SHIFT) + +#define SCG_NICCCR_NIC1_DIVBUS_SHIFT (4) +#define SCG_NICCCR_NIC1_DIVBUS_MASK ((0xFUL) << SCG_NICCCR_NIC1_DIVBUS_SHIFT) + +/* SCG NIC clock status register */ +#define SCG_NICCSR_NICCS_SHIFT (28) +#define SCG_NICCSR_NICCS_MASK ((0x1UL) << SCG_NICCSR_NICCS_SHIFT) + +#define SCG_NICCSR_NIC0DIV_SHIFT (24) +#define SCG_NICCSR_NIC0DIV_MASK ((0xFUL) << SCG_NICCSR_NIC0DIV_SHIFT) +#define SCG_NICCSR_GPUDIV_SHIFT (20) +#define SCG_NICCSR_GPUDIV_MASK ((0xFUL) << SCG_NICCSR_GPUDIV_SHIFT) +#define SCG_NICCSR_NIC1DIV_SHIFT (16) +#define SCG_NICCSR_NIC1DIV_MASK ((0xFUL) << SCG_NICCSR_NIC1DIV_SHIFT) +#define SCG_NICCSR_NIC1EXTDIV_SHIFT (8) +#define SCG_NICCSR_NIC1EXTDIV_MASK ((0xFUL) << SCG_NICCSR_NIC1EXTDIV_SHIFT) +#define SCG_NICCSR_NIC1BUSDIV_SHIFT (4) +#define SCG_NICCSR_NIC1BUSDIV_MASK ((0xFUL) << SCG_NICCSR_NIC1BUSDIV_SHIFT) + +/* SCG Slow IRC Control Status Register */ +#define SCG_SIRC_CSR_SIRCVLD_SHIFT (24) +#define SCG_SIRC_CSR_SIRCVLD_MASK ((0x1UL) << SCG_SIRC_CSR_SIRCVLD_SHIFT) + +#define SCG_SIRC_CSR_SIRCEN_SHIFT (0) +#define SCG_SIRC_CSR_SIRCEN_MASK ((0x1UL) << SCG_SIRC_CSR_SIRCEN_SHIFT) + +/* SCG Slow IRC Configuration Register */ +#define SCG_SIRCCFG_RANGE_SHIFT (0) +#define SCG_SIRCCFG_RANGE_MASK ((0x1UL) << SCG_SIRCCFG_RANGE_SHIFT) +#define SCG_SIRCCFG_RANGE_4M ((0x0UL) << SCG_SIRCCFG_RANGE_SHIFT) +#define SCG_SIRCCFG_RANGE_16M ((0x1UL) << SCG_SIRCCFG_RANGE_SHIFT) + +/* SCG Slow IRC Divide Register */ +#define SCG_SIRCDIV_DIV3_SHIFT (16) +#define SCG_SIRCDIV_DIV3_MASK ((0x7UL) << SCG_SIRCDIV_DIV3_SHIFT) + +#define SCG_SIRCDIV_DIV2_SHIFT (8) +#define SCG_SIRCDIV_DIV2_MASK ((0x7UL) << SCG_SIRCDIV_DIV2_SHIFT) + +#define SCG_SIRCDIV_DIV1_SHIFT (0) +#define SCG_SIRCDIV_DIV1_MASK ((0x7UL) << SCG_SIRCDIV_DIV1_SHIFT) +/* + * FIRC/SIRC DIV1 ==> xIRC_PLAT_CLK + * FIRC/SIRC DIV2 ==> xIRC_BUS_CLK + * FIRC/SIRC DIV3 ==> xIRC_SLOW_CLK + */ + +/* SCG Fast IRC Control Status Register */ +#define SCG_FIRC_CSR_FIRCVLD_SHIFT (24) +#define SCG_FIRC_CSR_FIRCVLD_MASK ((0x1UL) << SCG_FIRC_CSR_FIRCVLD_SHIFT) + +#define SCG_FIRC_CSR_FIRCEN_SHIFT (0) +#define SCG_FIRC_CSR_FIRCEN_MASK ((0x1UL) << SCG_FIRC_CSR_FIRCEN_SHIFT) + +/* SCG Fast IRC Divide Register */ +#define SCG_FIRCDIV_DIV3_SHIFT (16) +#define SCG_FIRCDIV_DIV3_MASK ((0x7UL) << SCG_FIRCDIV_DIV3_SHIFT) + +#define SCG_FIRCDIV_DIV2_SHIFT (8) +#define SCG_FIRCDIV_DIV2_MASK ((0x7UL) << SCG_FIRCDIV_DIV2_SHIFT) + +#define SCG_FIRCDIV_DIV1_SHIFT (0) +#define SCG_FIRCDIV_DIV1_MASK ((0x7UL) << SCG_FIRCDIV_DIV1_SHIFT) + +#define SCG_FIRCCFG_RANGE_SHIFT (0) +#define SCG_FIRCCFG_RANGE_MASK ((0x3UL) << SCG_FIRCCFG_RANGE_SHIFT) + +#define SCG_FIRCCFG_RANGE_SHIFT (0) +#define SCG_FIRCCFG_RANGE_48M ((0x0UL) << SCG_FIRCCFG_RANGE_SHIFT) + +/* SCG System OSC Control Status Register */ +#define SCG_SOSC_CSR_SOSCVLD_SHIFT (24) +#define SCG_SOSC_CSR_SOSCVLD_MASK ((0x1UL) << SCG_SOSC_CSR_SOSCVLD_SHIFT) + +/* SCG Fast IRC Divide Register */ +#define SCG_SOSCDIV_DIV3_SHIFT (16) +#define SCG_SOSCDIV_DIV3_MASK ((0x7UL) << SCG_SOSCDIV_DIV3_SHIFT) + +#define SCG_SOSCDIV_DIV2_SHIFT (8) +#define SCG_SOSCDIV_DIV2_MASK ((0x7UL) << SCG_SOSCDIV_DIV2_SHIFT) + +#define SCG_SOSCDIV_DIV1_SHIFT (0) +#define SCG_SOSCDIV_DIV1_MASK ((0x7UL) << SCG_SOSCDIV_DIV1_SHIFT) + +/* SCG RTC OSC Control Status Register */ +#define SCG_ROSC_CSR_ROSCVLD_SHIFT (24) +#define SCG_ROSC_CSR_ROSCVLD_MASK ((0x1UL) << SCG_ROSC_CSR_ROSCVLD_SHIFT) + +#define SCG_SPLL_CSR_SPLLVLD_SHIFT (24) +#define SCG_SPLL_CSR_SPLLVLD_MASK ((0x1UL) << SCG_SPLL_CSR_SPLLVLD_SHIFT) +#define SCG_SPLL_CSR_SPLLEN_SHIFT (0) +#define SCG_SPLL_CSR_SPLLEN_MASK ((0x1UL) << SCG_SPLL_CSR_SPLLEN_SHIFT) +#define SCG_APLL_CSR_APLLEN_SHIFT (0) +#define SCG_APLL_CSR_APLLEN_MASK (0x1UL) +#define SCG_APLL_CSR_APLLVLD_MASK (0x01000000) + +#define SCG_UPLL_CSR_UPLLVLD_MASK (0x01000000) + + +#define SCG_PLL_PFD3_GATE_MASK (0x80000000) +#define SCG_PLL_PFD2_GATE_MASK (0x00800000) +#define SCG_PLL_PFD1_GATE_MASK (0x00008000) +#define SCG_PLL_PFD0_GATE_MASK (0x00000080) +#define SCG_PLL_PFD3_VALID_MASK (0x40000000) +#define SCG_PLL_PFD2_VALID_MASK (0x00400000) +#define SCG_PLL_PFD1_VALID_MASK (0x00004000) +#define SCG_PLL_PFD0_VALID_MASK (0x00000040) + +#define SCG_PLL_PFD0_FRAC_SHIFT (0) +#define SCG_PLL_PFD0_FRAC_MASK ((0x3F) << SCG_PLL_PFD0_FRAC_SHIFT) +#define SCG_PLL_PFD1_FRAC_SHIFT (8) +#define SCG_PLL_PFD1_FRAC_MASK ((0x3F) << SCG_PLL_PFD1_FRAC_SHIFT) +#define SCG_PLL_PFD2_FRAC_SHIFT (16) +#define SCG_PLL_PFD2_FRAC_MASK ((0x3F) << SCG_PLL_PFD2_FRAC_SHIFT) +#define SCG_PLL_PFD3_FRAC_SHIFT (24) +#define SCG_PLL_PFD3_FRAC_MASK ((0x3F) << SCG_PLL_PFD3_FRAC_SHIFT) + +#define SCG_PLL_CFG_POSTDIV2_SHIFT (28) +#define SCG_PLL_CFG_POSTDIV2_MASK ((0xFUL) << SCG_PLL_CFG_POSTDIV2_SHIFT) +#define SCG_PLL_CFG_POSTDIV1_SHIFT (24) +#define SCG_PLL_CFG_POSTDIV1_MASK ((0xFUL) << SCG_PLL_CFG_POSTDIV1_SHIFT) +#define SCG_PLL_CFG_MULT_SHIFT (16) +#define SCG1_SPLL_CFG_MULT_MASK ((0x7FUL) << SCG_PLL_CFG_MULT_SHIFT) +#define SCG_APLL_CFG_MULT_MASK ((0x7FUL) << SCG_PLL_CFG_MULT_SHIFT) +#define SCG_PLL_CFG_PFDSEL_SHIFT (14) +#define SCG_PLL_CFG_PFDSEL_MASK ((0x3UL) << SCG_PLL_CFG_PFDSEL_SHIFT) +#define SCG_PLL_CFG_PREDIV_SHIFT (8) +#define SCG_PLL_CFG_PREDIV_MASK ((0x7UL) << SCG_PLL_CFG_PREDIV_SHIFT) +#define SCG_PLL_CFG_BYPASS_SHIFT (2) +/* 0: SPLL, 1: bypass */ +#define SCG_PLL_CFG_BYPASS_MASK ((0x1UL) << SCG_PLL_CFG_BYPASS_SHIFT) +#define SCG_PLL_CFG_PLLSEL_SHIFT (1) +/* 0: pll, 1: pfd */ +#define SCG_PLL_CFG_PLLSEL_MASK ((0x1UL) << SCG_PLL_CFG_PLLSEL_SHIFT) +#define SCG_PLL_CFG_CLKSRC_SHIFT (0) +/* 0: Sys-OSC, 1: FIRC */ +#define SCG_PLL_CFG_CLKSRC_MASK ((0x1UL) << SCG_PLL_CFG_CLKSRC_SHIFT) +#define SCG0_SPLL_CFG_MULT_SHIFT (17) +/* 0: Multiplier = 20, 1: Multiplier = 22 */ +#define SCG0_SPLL_CFG_MULT_MASK ((0x1UL) << SCG0_SPLL_CFG_MULT_SHIFT) + +#define PLL_USB_EN_USB_CLKS_MASK (0x01 << 6) +#define PLL_USB_PWR_MASK (0x01 << 12) +#define PLL_USB_ENABLE_MASK (0x01 << 13) +#define PLL_USB_BYPASS_MASK (0x01 << 16) +#define PLL_USB_REG_ENABLE_MASK (0x01 << 21) +#define PLL_USB_DIV_SEL_MASK (0x07 << 22) +#define PLL_USB_LOCK_MASK (0x01 << 31) + +enum scg_clk { + SCG_SOSC_CLK, + SCG_FIRC_CLK, + SCG_SIRC_CLK, + SCG_ROSC_CLK, + SCG_SIRC_DIV1_CLK, + SCG_SIRC_DIV2_CLK, + SCG_SIRC_DIV3_CLK, + SCG_FIRC_DIV1_CLK, + SCG_FIRC_DIV2_CLK, + SCG_FIRC_DIV3_CLK, + SCG_SOSC_DIV1_CLK, + SCG_SOSC_DIV2_CLK, + SCG_SOSC_DIV3_CLK, + SCG_CORE_CLK, + SCG_BUS_CLK, + SCG_SPLL_PFD0_CLK, + SCG_SPLL_PFD1_CLK, + SCG_SPLL_PFD2_CLK, + SCG_SPLL_PFD3_CLK, + SCG_DDR_CLK, + SCG_NIC0_CLK, + SCG_GPU_CLK, + SCG_NIC1_CLK, + SCG_NIC1_BUS_CLK, + SCG_NIC1_EXT_CLK, + SCG_APLL_PFD0_CLK, + SCG_APLL_PFD1_CLK, + SCG_APLL_PFD2_CLK, + SCG_APLL_PFD3_CLK, + USB_PLL_OUT, + MIPI_PLL_OUT +}; + +enum scg_sys_src { + SCG_SCS_SYS_OSC = 1, + SCG_SCS_SLOW_IRC, + SCG_SCS_FAST_IRC, + SCG_SCS_RTC_OSC, + SCG_SCS_AUX_PLL, + SCG_SCS_SYS_PLL, + SCG_SCS_USBPHY_PLL, +}; + +/* PLL supported by i.mx7ulp */ +enum pll_clocks { + PLL_M4_SPLL, /* M4 SPLL */ + PLL_M4_APLL, /* M4 APLL*/ + PLL_A7_SPLL, /* A7 SPLL */ + PLL_A7_APLL, /* A7 APLL */ + PLL_USB, /* USB PLL*/ + PLL_MIPI, /* MIPI PLL */ +}; + +typedef struct scg_regs { + u32 verid; /* VERSION_ID */ + u32 param; /* PARAMETER */ + u32 rsvd11[2]; + + u32 csr; /* Clock Status Register */ + u32 rccr; /* Run Clock Control Register */ + u32 vccr; /* VLPR Clock Control Register */ + u32 hccr; /* HSRUN Clock Control Register */ + u32 clkoutcnfg; /* SCG CLKOUT Configuration Register */ + u32 rsvd12[3]; + u32 ddrccr; /* SCG DDR Clock Control Register */ + u32 rsvd13[3]; + u32 nicccr; /* NIC Clock Control Register */ + u32 niccsr; /* NIC Clock Status Register */ + u32 rsvd10[46]; + + u32 sosccsr; /* System OSC Control Status Register, offset 0x100 */ + u32 soscdiv; /* System OSC Divide Register */ + u32 sosccfg; /* System Oscillator Configuration Register */ + u32 sosctest; /* System Oscillator Test Register */ + u32 rsvd20[60]; + + u32 sirccsr; /* Slow IRC Control Status Register, offset 0x200 */ + u32 sircdiv; /* Slow IRC Divide Register */ + u32 sirccfg; /* Slow IRC Configuration Register */ + u32 sirctrim; /* Slow IRC Trim Register */ + u32 loptrim; /* Low Power Oscillator Trim Register */ + u32 sirctest; /* Slow IRC Test Register */ + u32 rsvd30[58]; + + u32 firccsr; /* Fast IRC Control Status Register, offset 0x300 */ + u32 fircdiv; + u32 firccfg; + u32 firctcfg; /* Fast IRC Trim Configuration Register */ + u32 firctriml; /* Fast IRC Trim Low Register */ + u32 firctrimh; + u32 fircstat; /* Fast IRC Status Register */ + u32 firctest; /* Fast IRC Test Register */ + u32 rsvd40[56]; + + u32 rtccsr; /* RTC OSC Control Status Register, offset 0x400 */ + u32 rsvd50[63]; + + u32 apllcsr; /* Auxiliary PLL Control Status Register, offset 0x500 */ + u32 aplldiv; /* Auxiliary PLL Divider Register */ + u32 apllcfg; /* Auxiliary PLL Configuration Register */ + u32 apllpfd; /* Auxiliary PLL PFD Register */ + u32 apllnum; /* Auxiliary PLL Numerator Register */ + u32 aplldenom; /* Auxiliary PLL Denominator Register */ + u32 apllss; /* Auxiliary PLL Spread Spectrum Register */ + u32 rsvd60[55]; + u32 apllock_cnfg; /* Auxiliary PLL LOCK Configuration Register */ + u32 rsvd61[1]; + + u32 spllcsr; /* System PLL Control Status Register, offset 0x600 */ + u32 splldiv; /* System PLL Divide Register */ + u32 spllcfg; /* System PLL Configuration Register */ + u32 spllpfd; /* System PLL Test Register */ + u32 spllnum; /* System PLL Numerator Register */ + u32 splldenom; /* System PLL Denominator Register */ + u32 spllss; /* System PLL Spread Spectrum Register */ + u32 rsvd70[55]; + u32 spllock_cnfg; /* System PLL LOCK Configuration Register */ + u32 rsvd71[1]; + + u32 upllcsr; /* USB PLL Control Status Register, offset 0x700 */ + u32 uplldiv; /* USB PLL Divide Register */ + u32 upllcfg; /* USB PLL Configuration Register */ +} scg_t, *scg_p; + +u32 scg_clk_get_rate(enum scg_clk clk); +int scg_enable_pll_pfd(enum scg_clk clk, u32 frac); +int scg_enable_usb_pll(bool usb_control); +u32 decode_pll(enum pll_clocks pll); + +void scg_a7_rccr_init(void); +void scg_a7_spll_init(void); +void scg_a7_ddrclk_init(void); +void scg_a7_apll_init(void); +void scg_a7_firc_init(void); +void scg_a7_nicclk_init(void); +void scg_a7_sys_clk_sel(enum scg_sys_src clk); +void scg_a7_info(void); +void scg_a7_soscdiv_init(void); + +#endif |