incubator-nuttx/arch/arm/include/calypso/clock.h

68 lines
1.6 KiB
C

#ifndef _CALYPSO_CLK_H
#define _CALYPSO_CLK_H
#include <stdint.h>
#define CALYPSO_PLL26_52_MHZ ((2 << 8) | 0)
#define CALYPSO_PLL26_86_7_MHZ ((10 << 8) | 2)
#define CALYPSO_PLL26_87_MHZ ((3 << 8) | 0)
#define CALYPSO_PLL13_104_MHZ ((8 << 8) | 0)
enum mclk_div {
_ARM_MCLK_DIV_1 = 0,
ARM_MCLK_DIV_1 = 1,
ARM_MCLK_DIV_2 = 2,
ARM_MCLK_DIV_3 = 3,
ARM_MCLK_DIV_4 = 4,
ARM_MCLK_DIV_5 = 5,
ARM_MCLK_DIV_6 = 6,
ARM_MCLK_DIV_7 = 7,
ARM_MCLK_DIV_1_5 = 0x80 | 1,
ARM_MCLK_DIV_2_5 = 0x80 | 2,
};
void calypso_clock_set(uint8_t vtcxo_div2, uint16_t inp, enum mclk_div mclk_div);
void calypso_pll_set(uint16_t inp);
void calypso_clk_dump(void);
/* CNTL_RST */
enum calypso_rst {
RESET_DSP = (1 << 1),
RESET_EXT = (1 << 2),
RESET_WDOG = (1 << 3),
};
void calypso_reset_set(enum calypso_rst calypso_rst, int active);
int calypso_reset_get(enum calypso_rst);
enum calypso_bank {
CALYPSO_nCS0 = 0,
CALYPSO_nCS1 = 2,
CALYPSO_nCS2 = 4,
CALYPSO_nCS3 = 6,
CALYPSO_nCS7 = 8,
CALYPSO_CS4 = 0xa,
CALYPSO_nCS6 = 0xc,
};
enum calypso_mem_width {
CALYPSO_MEM_8bit = 0,
CALYPSO_MEM_16bit = 1,
CALYPSO_MEM_32bit = 2,
};
void calypso_mem_cfg(enum calypso_bank bank, uint8_t ws,
enum calypso_mem_width width, int we);
/* Enable or disable the internal bootrom mapped to 0x0000'0000 */
void calypso_bootrom(int enable);
/* Enable or disable the debug unit */
void calypso_debugunit(int enable);
/* configure the RHEA bus bridge[s] */
void calypso_rhea_cfg(uint8_t fac0, uint8_t fac1, uint8_t timeout,
uint8_t ws_h, uint8_t ws_l, uint8_t w_en0, uint8_t w_en1);
#endif /* _CALYPSO_CLK_H */