diff options
-rw-r--r-- | arch/arm/mach-lpc32xx/include/mach/i2c.h | 63 | ||||
-rw-r--r-- | arch/arm/mach-pnx4008/include/mach/i2c.h | 64 | ||||
-rw-r--r-- | drivers/i2c/busses/i2c-pnx.c | 49 |
3 files changed, 46 insertions, 130 deletions
diff --git a/arch/arm/mach-lpc32xx/include/mach/i2c.h b/arch/arm/mach-lpc32xx/include/mach/i2c.h deleted file mode 100644 index 034dc9286bcc..000000000000 --- a/arch/arm/mach-lpc32xx/include/mach/i2c.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * PNX4008-specific tweaks for I2C IP3204 block - * - * Author: Vitaly Wool <vwool@ru.mvista.com> - * - * 2005 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __ASM_ARCH_I2C_H -#define __ASM_ARCH_I2C_H - -enum { - mstatus_tdi = 0x00000001, - mstatus_afi = 0x00000002, - mstatus_nai = 0x00000004, - mstatus_drmi = 0x00000008, - mstatus_active = 0x00000020, - mstatus_scl = 0x00000040, - mstatus_sda = 0x00000080, - mstatus_rff = 0x00000100, - mstatus_rfe = 0x00000200, - mstatus_tff = 0x00000400, - mstatus_tfe = 0x00000800, -}; - -enum { - mcntrl_tdie = 0x00000001, - mcntrl_afie = 0x00000002, - mcntrl_naie = 0x00000004, - mcntrl_drmie = 0x00000008, - mcntrl_daie = 0x00000020, - mcntrl_rffie = 0x00000040, - mcntrl_tffie = 0x00000080, - mcntrl_reset = 0x00000100, - mcntrl_cdbmode = 0x00000400, -}; - -enum { - rw_bit = 1 << 0, - start_bit = 1 << 8, - stop_bit = 1 << 9, -}; - -#define I2C_REG_RX(a) ((a)->ioaddr) /* Rx FIFO reg (RO) */ -#define I2C_REG_TX(a) ((a)->ioaddr) /* Tx FIFO reg (WO) */ -#define I2C_REG_STS(a) ((a)->ioaddr + 0x04) /* Status reg (RO) */ -#define I2C_REG_CTL(a) ((a)->ioaddr + 0x08) /* Ctl reg */ -#define I2C_REG_CKL(a) ((a)->ioaddr + 0x0c) /* Clock divider low */ -#define I2C_REG_CKH(a) ((a)->ioaddr + 0x10) /* Clock divider high */ -#define I2C_REG_ADR(a) ((a)->ioaddr + 0x14) /* I2C address */ -#define I2C_REG_RFL(a) ((a)->ioaddr + 0x18) /* Rx FIFO level (RO) */ -#define I2C_REG_TFL(a) ((a)->ioaddr + 0x1c) /* Tx FIFO level (RO) */ -#define I2C_REG_RXB(a) ((a)->ioaddr + 0x20) /* Num of bytes Rx-ed (RO) */ -#define I2C_REG_TXB(a) ((a)->ioaddr + 0x24) /* Num of bytes Tx-ed (RO) */ -#define I2C_REG_TXS(a) ((a)->ioaddr + 0x28) /* Tx slave FIFO (RO) */ -#define I2C_REG_STFL(a) ((a)->ioaddr + 0x2c) /* Tx slave FIFO level (RO) */ - -#define I2C_CHIP_NAME "PNX4008-I2C" - -#endif /* __ASM_ARCH_I2C_H */ diff --git a/arch/arm/mach-pnx4008/include/mach/i2c.h b/arch/arm/mach-pnx4008/include/mach/i2c.h deleted file mode 100644 index 259ac53abf40..000000000000 --- a/arch/arm/mach-pnx4008/include/mach/i2c.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * PNX4008-specific tweaks for I2C IP3204 block - * - * Author: Vitaly Wool <vwool@ru.mvista.com> - * - * 2005 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef __ASM_ARCH_I2C_H__ -#define __ASM_ARCH_I2C_H__ - -enum { - mstatus_tdi = 0x00000001, - mstatus_afi = 0x00000002, - mstatus_nai = 0x00000004, - mstatus_drmi = 0x00000008, - mstatus_active = 0x00000020, - mstatus_scl = 0x00000040, - mstatus_sda = 0x00000080, - mstatus_rff = 0x00000100, - mstatus_rfe = 0x00000200, - mstatus_tff = 0x00000400, - mstatus_tfe = 0x00000800, -}; - -enum { - mcntrl_tdie = 0x00000001, - mcntrl_afie = 0x00000002, - mcntrl_naie = 0x00000004, - mcntrl_drmie = 0x00000008, - mcntrl_daie = 0x00000020, - mcntrl_rffie = 0x00000040, - mcntrl_tffie = 0x00000080, - mcntrl_reset = 0x00000100, - mcntrl_cdbmode = 0x00000400, -}; - -enum { - rw_bit = 1 << 0, - start_bit = 1 << 8, - stop_bit = 1 << 9, -}; - -#define I2C_REG_RX(a) ((a)->ioaddr) /* Rx FIFO reg (RO) */ -#define I2C_REG_TX(a) ((a)->ioaddr) /* Tx FIFO reg (WO) */ -#define I2C_REG_STS(a) ((a)->ioaddr + 0x04) /* Status reg (RO) */ -#define I2C_REG_CTL(a) ((a)->ioaddr + 0x08) /* Ctl reg */ -#define I2C_REG_CKL(a) ((a)->ioaddr + 0x0c) /* Clock divider low */ -#define I2C_REG_CKH(a) ((a)->ioaddr + 0x10) /* Clock divider high */ -#define I2C_REG_ADR(a) ((a)->ioaddr + 0x14) /* I2C address */ -#define I2C_REG_RFL(a) ((a)->ioaddr + 0x18) /* Rx FIFO level (RO) */ -#define I2C_REG_TFL(a) ((a)->ioaddr + 0x1c) /* Tx FIFO level (RO) */ -#define I2C_REG_RXB(a) ((a)->ioaddr + 0x20) /* Num of bytes Rx-ed (RO) */ -#define I2C_REG_TXB(a) ((a)->ioaddr + 0x24) /* Num of bytes Tx-ed (RO) */ -#define I2C_REG_TXS(a) ((a)->ioaddr + 0x28) /* Tx slave FIFO (RO) */ -#define I2C_REG_STFL(a) ((a)->ioaddr + 0x2c) /* Tx slave FIFO level (RO) */ - -#define HCLK_MHZ 13 -#define I2C_CHIP_NAME "PNX4008-I2C" - -#endif /* __ASM_ARCH_I2C_H___ */ diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c index 6fb97aef0465..f69d80b8d736 100644 --- a/drivers/i2c/busses/i2c-pnx.c +++ b/drivers/i2c/busses/i2c-pnx.c @@ -24,13 +24,56 @@ #include <linux/clk.h> #include <linux/slab.h> -#include <mach/hardware.h> -#include <mach/i2c.h> - #define I2C_PNX_TIMEOUT 10 /* msec */ #define I2C_PNX_SPEED_KHZ 100 #define I2C_PNX_REGION_SIZE 0x100 +enum { + mstatus_tdi = 0x00000001, + mstatus_afi = 0x00000002, + mstatus_nai = 0x00000004, + mstatus_drmi = 0x00000008, + mstatus_active = 0x00000020, + mstatus_scl = 0x00000040, + mstatus_sda = 0x00000080, + mstatus_rff = 0x00000100, + mstatus_rfe = 0x00000200, + mstatus_tff = 0x00000400, + mstatus_tfe = 0x00000800, +}; + +enum { + mcntrl_tdie = 0x00000001, + mcntrl_afie = 0x00000002, + mcntrl_naie = 0x00000004, + mcntrl_drmie = 0x00000008, + mcntrl_daie = 0x00000020, + mcntrl_rffie = 0x00000040, + mcntrl_tffie = 0x00000080, + mcntrl_reset = 0x00000100, + mcntrl_cdbmode = 0x00000400, +}; + +enum { + rw_bit = 1 << 0, + start_bit = 1 << 8, + stop_bit = 1 << 9, +}; + +#define I2C_REG_RX(a) ((a)->ioaddr) /* Rx FIFO reg (RO) */ +#define I2C_REG_TX(a) ((a)->ioaddr) /* Tx FIFO reg (WO) */ +#define I2C_REG_STS(a) ((a)->ioaddr + 0x04) /* Status reg (RO) */ +#define I2C_REG_CTL(a) ((a)->ioaddr + 0x08) /* Ctl reg */ +#define I2C_REG_CKL(a) ((a)->ioaddr + 0x0c) /* Clock divider low */ +#define I2C_REG_CKH(a) ((a)->ioaddr + 0x10) /* Clock divider high */ +#define I2C_REG_ADR(a) ((a)->ioaddr + 0x14) /* I2C address */ +#define I2C_REG_RFL(a) ((a)->ioaddr + 0x18) /* Rx FIFO level (RO) */ +#define I2C_REG_TFL(a) ((a)->ioaddr + 0x1c) /* Tx FIFO level (RO) */ +#define I2C_REG_RXB(a) ((a)->ioaddr + 0x20) /* Num of bytes Rx-ed (RO) */ +#define I2C_REG_TXB(a) ((a)->ioaddr + 0x24) /* Num of bytes Tx-ed (RO) */ +#define I2C_REG_TXS(a) ((a)->ioaddr + 0x28) /* Tx slave FIFO (RO) */ +#define I2C_REG_STFL(a) ((a)->ioaddr + 0x2c) /* Tx slave FIFO level (RO) */ + static inline int wait_timeout(long timeout, struct i2c_pnx_algo_data *data) { while (timeout > 0 && |