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Macros
#define	GSBI_CTRL_REG(base) ((base) + 0x0)

#define	GSBI_CTRL_REG_PROTOCOL_CODE_S 4

#define	GSBI_PROTOCOL_CODE_I2C 0x2

#define	GSBI_PROTOCOL_CODE_SPI 0x3

#define	GSBI_PROTOCOL_CODE_UART_FLOW 0x4

#define	GSBI_PROTOCOL_CODE_I2C_UART 0x6

#define	GSBI_HCLK_CTL_S 4

#define	GSBI_HCLK_CTL_CLK_ENA 0x1

Enumerations
enum	gsbi_id_t { GSBI_ID_1 = 1 , GSBI_ID_2 , GSBI_ID_3 , GSBI_ID_4 , GSBI_ID_5 , GSBI_ID_6 , GSBI_ID_7 }

enum	gsbi_return_t { GSBI_SUCCESS = 0 , GSBI_ID_ERROR , GSBI_ERROR , GSBI_UNSUPPORTED }

enum	gsbi_protocol_t { GSBI_PROTO_I2C_UIM = 1 , GSBI_PROTO_I2C_ONLY , GSBI_PROTO_SPI_ONLY , GSBI_PROTO_UART_FLOW_CTL , GSBI_PROTO_UIM , GSBI_PROTO_I2C_UART }

Functions
gsbi_return_t	gsbi_init (gsbi_id_t gsbi_id, gsbi_protocol_t protocol)

int	gsbi_init_board (gsbi_id_t gsbi_id)

Macro Definition Documentation

◆ GSBI_CTRL_REG

#define GSBI_CTRL_REG ( base ) ((base) + 0x0)

Definition at line 7 of file gsbi.h.

◆ GSBI_CTRL_REG_PROTOCOL_CODE_S

#define GSBI_CTRL_REG_PROTOCOL_CODE_S 4

Definition at line 9 of file gsbi.h.

◆ GSBI_HCLK_CTL_CLK_ENA

#define GSBI_HCLK_CTL_CLK_ENA 0x1

Definition at line 16 of file gsbi.h.

◆ GSBI_HCLK_CTL_S

#define GSBI_HCLK_CTL_S 4

Definition at line 15 of file gsbi.h.

◆ GSBI_PROTOCOL_CODE_I2C

#define GSBI_PROTOCOL_CODE_I2C 0x2

Definition at line 10 of file gsbi.h.

◆ GSBI_PROTOCOL_CODE_I2C_UART

#define GSBI_PROTOCOL_CODE_I2C_UART 0x6

Definition at line 13 of file gsbi.h.

◆ GSBI_PROTOCOL_CODE_SPI

#define GSBI_PROTOCOL_CODE_SPI 0x3

Definition at line 11 of file gsbi.h.

◆ GSBI_PROTOCOL_CODE_UART_FLOW

#define GSBI_PROTOCOL_CODE_UART_FLOW 0x4

Definition at line 12 of file gsbi.h.

Enumeration Type Documentation

◆ gsbi_id_t

enum gsbi_id_t

Enumerator
GSBI_ID_1
GSBI_ID_2
GSBI_ID_3
GSBI_ID_4
GSBI_ID_5
GSBI_ID_6
GSBI_ID_7

Definition at line 18 of file gsbi.h.

◆ gsbi_protocol_t

enum gsbi_protocol_t

Enumerator
GSBI_PROTO_I2C_UIM
GSBI_PROTO_I2C_ONLY
GSBI_PROTO_SPI_ONLY
GSBI_PROTO_UART_FLOW_CTL
GSBI_PROTO_UIM
GSBI_PROTO_I2C_UART

Definition at line 35 of file gsbi.h.

◆ gsbi_return_t

enum gsbi_return_t

Enumerator
GSBI_SUCCESS
GSBI_ID_ERROR
GSBI_ERROR
GSBI_UNSUPPORTED

Definition at line 28 of file gsbi.h.

Function Documentation

◆ gsbi_init()

gsbi_return_t gsbi_init	(	gsbi_id_t	gsbi_id,
		gsbi_protocol_t	protocol
	)

Definition at line 31 of file gsbi.c.

References GSBI_CTL_PROTO_CODE_MSK, GSBI_CTL_PROTO_CODE_SFT, GSBI_CTL_PROTO_I2C, gsbi_ctl_reg_addr(), GSBI_HCLK_CTL, GSBI_HCLK_CTL_BRANCH_ENA, GSBI_HCLK_CTL_GATE_ENA, GSBI_ID_ERROR, gsbi_init_board(), GSBI_QUP_APPS_BRANCH_ENA_SFT, GSBI_QUP_APPS_D_MASK, GSBI_QUP_APPS_D_SHFT, GSBI_QUP_APPS_M_MASK, GSBI_QUP_APPS_M_SHFT, GSBI_QUP_APPS_MNCTR_EN_SFT, GSBI_QUP_APPS_MNCTR_MODE_MSK, GSBI_QUP_APPS_MNCTR_MODE_SFT, GSBI_QUP_APPS_N_MASK, GSBI_QUP_APPS_N_SHFT, GSBI_QUP_APPS_PRE_DIV_MSK, GSBI_QUP_APPS_PRE_DIV_SFT, GSBI_QUP_APPS_ROOT_ENA_SFT, GSBI_QUP_APPS_SRC_SEL_MSK, GSBI_QUP_APSS_MD_REG, GSBI_QUP_APSS_NS_REG, GSBI_SUCCESS, GSBI_UNSUPPORTED, m, and write32().

Referenced by i2c_init().

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◆ gsbi_init_board()

int gsbi_init_board ( gsbi_id_t gsbi_id )

Definition at line 9 of file gsbi.c.

References GPIO_2MA, GPIO_FUNC_I2C, GPIO_NO_PULL, gpio_tlmm_config_set(), GSBI_ID_1, GSBI_ID_4, and GSBI_ID_7.

Referenced by gsbi_init().