rt-thread/bsp/allwinner_tina/drivers/drv_clock.h

242 lines
9.3 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-02-08 RT-Thread the first version
*/
#ifndef __DRV_CLOCK_H__
#define __DRV_CLOCK_H__
/* PLL state */
#define PLL_ENBALE (0x1)
#define PLL_STABLE (0x2)
/* Clock source selection */
#define CLK_LOSC_SRC (0x00)
#define CLK_OSC24M_SRC (0x01)
#define CLK_PLL_SRC (0x02)
#define PRE_DIV_SRC (0x03)
/* */
#define TCON_PLL_VIDEO_X1 (0x000)
#define TCON_PLL_VIDEO_X2 (0x002)
#define PLL_CPU_ENABLE_STATE (0x1<<31)
#define PLL_CPU_HAS_BEEN_STABLE (0x1<<28)
#define PLL_CPU_DIV_P(reg) ((reg>>16)&0x3)
#define PLL_CPU_FACTOR_N(reg) ((reg>>8)&0x1f)
#define PLL_CPU_FACTOR_K(reg) ((reg>>4)&0x3)
#define PLL_CPU_FACTOR_M(reg) ((reg)&0x3)
#define PLL_AUDIO_ENABLE_STATE (0x1<<31)
#define PLL_AUDIO_HAS_BEEN_STABLE (0x1<<28)
#define PLL_AUDIO_FACTOR_N(reg) ((reg>>8)&0x7f)
#define PLL_AUDIO_PREDIV_M(reg) ((reg)&0x1f)
#define PLL_VIDEO_ENABLE_STATE (0x1<<31)
#define PLL_VIDEO_MODE (0x1<<30)
#define PLL_VIDEO_HAS_BEEN_STABLE (0x1<<28)
#define PLL_VIDEO_FRAC_CLK_OUT (0x1<<25)
#define PLL_VIDEO_MODE_SEL (0x1<<24)
#define PLL_VIDEO_SDM_EN (0x1<<20)
#define PLL_VIDEO_FACTOR_N(reg) ((reg>>8)&0x7f)
#define PLL_VIDEO_PREDIV_M(reg) (reg&0xf)
#define PLL_VE_ENABLE_STATE (0x1<<31)
#define PLL_VE_HAS_BEEN_STABLE (0x1<<28)
#define PLL_VE_FRAC_CLK_OUT (0x1<<25)
#define PLL_VE_MODE_SEL (0x1<<24)
#define PLL_VE_FACTOR_N(reg) ((reg>>8)&0x7f)
#define PLL_VE_PREDIV_M(reg) (reg&0xf)
#define PLL_DDR_ENABLE_STATE (0x1<<31)
#define PLL_DDR_HAS_BEEN_STABLE (0x1<<28)
#define SDRAM_SIGMA_DELTA_EN (0x1<<24)
#define PLL_DDR_CFG_UPDATE (0x1<<20)
#define PLL_DDR_FACTOR_N(reg) ((reg>>8)&0x1f)
#define PLL_DDR_FACTOR_K(reg) ((reg>>4)&0x3)
#define PLL_DDR_FACTOR_M(reg) ((reg)&0x3)
#define PLL_PERIPH_ENABLE_STATE (0x1<<31)
#define PLL_PERIPH_HAS_BEEN_STABLE (0x1<<28)
#define PLL_PERIPH_24M_OUT_EN (0x1<<18)
#define PLL_PERIPH_24M_POST_DIV(reg) ((reg>>16)&0x3)
#define PLL_PERIPH_FACTOR_N(reg) ((reg>>8)&0x1f)
#define PLL_PERIPH_FACTOR_K(reg) ((reg>>4)&0x3)
#define PLL_PERIPH_FACTOR_M(reg) (reg&0x3)
#define HCLKC_DIV(reg) ((reg>>16)&0x3)
#define AHB_SRC_SEL(reg) ((reg>>12)&0x3)
#define AHB_CLK_DIV(reg) ((reg>>4)&0x3)
#define AHB_PRE_DIV(reg) ((reg>>6)&0x3)
#define APH_CLK_PATIO(reg) ((reg>>8)&0x3)
#define CCM_MMC_CTRL_OSCM24 (0x00)
#define CCM_MMC_CTRL_PLL_PERIPH (0x01)
#define CCU_BASE_ADDR (0x01C20000)
#define _24MHZ_ (24000000U)
#define _32KHZ_ (32000U)
/* GATE */
#define BUS_GATE_OFFSET_BIT (12)
enum bus_gate
{
USB_OTG_GATING = (0x18 | (0x0 << BUS_GATE_OFFSET_BIT)),
SPI1_GATING = (0x15 | (0x0 << BUS_GATE_OFFSET_BIT)),
SPI0_GATING = (0x14 | (0x0 << BUS_GATE_OFFSET_BIT)),
SDRAM_GATING = (0x0E | (0x0 << BUS_GATE_OFFSET_BIT)),
SD1_GATING = (0x09 | (0x0 << BUS_GATE_OFFSET_BIT)),
SD0_GATING = (0x08 | (0x0 << BUS_GATE_OFFSET_BIT)),
DMA_GATING = (0x06 | (0x0 << BUS_GATE_OFFSET_BIT)),
DEFE_GATING = (0x0E | (0x1 << BUS_GATE_OFFSET_BIT)),
DEBE_GATING = (0x0C | (0x1 << BUS_GATE_OFFSET_BIT)),
TVE_GATING = (0x0A | (0x1 << BUS_GATE_OFFSET_BIT)),
TVD_GATING = (0x09 | (0x1 << BUS_GATE_OFFSET_BIT)),
CSI_GATING = (0x08 | (0x1 << BUS_GATE_OFFSET_BIT)),
DEINTERLACE_GATING = (0x05 | (0x1 << BUS_GATE_OFFSET_BIT)),
LCD_GATING = (0x04 | (0x1 << BUS_GATE_OFFSET_BIT)),
VE_GATING = (0x00 | (0x1 << BUS_GATE_OFFSET_BIT)),
UART2_GATING = (0x16 | (0x2 << BUS_GATE_OFFSET_BIT)),
UART1_GATING = (0x15 | (0x2 << BUS_GATE_OFFSET_BIT)),
UART0_GATING = (0x14 | (0x2 << BUS_GATE_OFFSET_BIT)),
TWI2_GATING = (0x12 | (0x2 << BUS_GATE_OFFSET_BIT)),
TWI1_GATING = (0x11 | (0x2 << BUS_GATE_OFFSET_BIT)),
TWI0_GATING = (0x10 | (0x2 << BUS_GATE_OFFSET_BIT)),
DAUDIO_GATING = (0x0C | (0x2 << BUS_GATE_OFFSET_BIT)),
RSB_GATING = (0x03 | (0x2 << BUS_GATE_OFFSET_BIT)),
CIR_GATING = (0x02 | (0x2 << BUS_GATE_OFFSET_BIT)),
OWA_GATING = (0x01 | (0x2 << BUS_GATE_OFFSET_BIT)),
AUDIO_CODEC_GATING = (0x00 | (0x2 << BUS_GATE_OFFSET_BIT)),
};
enum dram_gate
{
BE_GATING_DRAM = 26,
FE_GATING_DRAM = 24,
TVD_GATING_DRAM = 3,
DEINTERLACE_GATING_DRAM = 2,
CSI_GATING_DRAM = 1,
VE_GATING_DRAM = 0
};
enum mmc_clk_id
{
SDMMC0,
SDMMC1,
};
struct tina_ccu
{
volatile rt_uint32_t pll_cpu_ctrl; /* 0x000 */
volatile rt_uint32_t reserved0;
volatile rt_uint32_t pll_audio_ctrl; /* 0x008 */
volatile rt_uint32_t reserved1;
volatile rt_uint32_t pll_video_ctrl; /* 0x010 */
volatile rt_uint32_t reserved2;
volatile rt_uint32_t pll_ve_ctrl; /* 0x018 */
volatile rt_uint32_t reserved3;
volatile rt_uint32_t pll_ddr_ctrl; /* 0x020 */
volatile rt_uint32_t reserved4;
volatile rt_uint32_t pll_periph_ctrl; /* 0x028 */
volatile rt_uint32_t reserved5[9];
volatile rt_uint32_t cpu_clk_src; /* 0x050 */
volatile rt_uint32_t ahb_apb_hclkc_cfg; /* 0x054 */
volatile rt_uint32_t reserved6[2];
volatile rt_uint32_t bus_clk_gating0; /* 0x060 */
volatile rt_uint32_t bus_clk_gating1; /* 0x064 */
volatile rt_uint32_t bus_clk_gating2; /* 0x068 */
volatile rt_uint32_t reserved7[7];
volatile rt_uint32_t sdmmc0_clk; /* 0x088 */
volatile rt_uint32_t sdmmc1_clk; /* 0x08C */
volatile rt_uint32_t reserved8[8];
volatile rt_uint32_t daudio_clk; /* 0x0B0 */
volatile rt_uint32_t owa_clk; /* 0x0B4 */
volatile rt_uint32_t cir_clk; /* 0x0B8 */
volatile rt_uint32_t reserved9[4];
volatile rt_uint32_t usbphy_clk; /* 0x0CC */
volatile rt_uint32_t reserved10[12];
volatile rt_uint32_t dram_gating; /* 0x100 */
volatile rt_uint32_t be_clk; /* 0x104 */
volatile rt_uint32_t reserved11;
volatile rt_uint32_t fe_clk; /* 0x10C */
volatile rt_uint32_t reserved12[2];
volatile rt_uint32_t tcon_clk; /* 0x118*/
volatile rt_uint32_t di_clk; /* 0x11C */
volatile rt_uint32_t tve_clk; /* 0x120 */
volatile rt_uint32_t tvd_clk; /* 0x124 */
volatile rt_uint32_t reserved13[3];
volatile rt_uint32_t csi_clk; /* 0x134 */
volatile rt_uint32_t reserved14;
volatile rt_uint32_t ve_clk; /* 0x13C */
volatile rt_uint32_t audio_codec_clk; /* 0x140 */
volatile rt_uint32_t avs_clk; /* 0x144 */
volatile rt_uint32_t reserved15[46];
volatile rt_uint32_t pll_stable_time0; /* 0x200 */
volatile rt_uint32_t pll_stable_time1; /* 0x204 */
volatile rt_uint32_t reserved16[6];
volatile rt_uint32_t pll_cpu_bias; /* 0x220 */
volatile rt_uint32_t pll_audio_bias; /* 0x224 */
volatile rt_uint32_t pll_video_bias; /* 0x228 */
volatile rt_uint32_t pll_ve_bias; /* 0x22C */
volatile rt_uint32_t pll_ddr_bias; /* 0x230 */
volatile rt_uint32_t pll_periph_bias; /* 0x234 */
volatile rt_uint32_t reserved17[6];
volatile rt_uint32_t pll_cpu_tun; /* 0x250 */
volatile rt_uint32_t reserved18[3];
volatile rt_uint32_t pll_ddr_tun; /* 0x260 */
volatile rt_uint32_t reserved19[8];
volatile rt_uint32_t pll_audio_pat_ctrl; /* 0x284 */
volatile rt_uint32_t pll_video_pat_ctrl; /* 0x288 */
volatile rt_uint32_t reserved20;
volatile rt_uint32_t pll_ddr_pat_ctrl; /* 0x290 */
volatile rt_uint32_t reserved21[11];
volatile rt_uint32_t bus_soft_rst0; /* 0x2C0 */
volatile rt_uint32_t bus_soft_rst1; /* 0x2C4 */
volatile rt_uint32_t reserved22[2];
volatile rt_uint32_t bus_soft_rst2; /* 0x2D0 */
};
typedef struct tina_ccu *tina_ccu_t;
#define CCU ((tina_ccu_t) CCU_BASE_ADDR)
int cpu_get_pll_clk(void);
int audio_get_pll_clk(void);
int video_get_pll_clk(void);
int ve_get_pll_clk(void);
int ddr_get_pll_clk(void);
int periph_get_pll_clk(void);
int cpu_get_clk(void);
int ahb_get_clk(void);
int apb_get_clk(void);
rt_err_t cpu_set_pll_clk(int clk);
rt_err_t audio_set_pll_clk(int clk);
rt_err_t video_set_pll_clk(int clk);
rt_err_t ve_set_pll_clk(int clk);
rt_err_t periph_set_pll_clk(int clk);
rt_err_t cpu_set_clk(int clk);
rt_err_t bus_gate_clk_enalbe(enum bus_gate bus);
rt_err_t bus_gate_clk_disalbe(enum bus_gate bus);
rt_err_t bus_software_reset_enalbe(enum bus_gate bus);
rt_err_t bus_software_reset_disalbe(enum bus_gate bus);
rt_err_t dram_gate_clk_enable(enum dram_gate dram_gate);
rt_err_t dram_gate_clk_disable(enum dram_gate dram_gate);
rt_err_t mmc_set_clk(enum mmc_clk_id clk_id, int hz);
#endif