Cc: Arnd Bergmann <arnd <at> arndb.de> Cc: Greg Kroah-Hartman <greg <at> kroah.com> Following files are added for C2C driver c2c.h : Definition of C2C platform data and mode regs-c2c.h : Definition of C2C registers Signed-off-by: Kisang Lee <kisang80.lee@xxxxxxxxxxx> --- arch/arm/mach-exynos/include/mach/c2c.h | 65 +++++++++++++++++++++++ arch/arm/mach-exynos/include/mach/regs-c2c.h | 71 ++++++++++++++++++++++++++ 2 files changed, 136 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-exynos/include/mach/c2c.h create mode 100644 arch/arm/mach-exynos/include/mach/regs-c2c.h diff --git a/arch/arm/mach-exynos/include/mach/c2c.h b/arch/arm/mach-exynos/include/mach/c2c.h new file mode 100644 index 0000000..c3d6131 --- /dev/null +++ b/arch/arm/mach-exynos/include/mach/c2c.h @@ -0,0 +1,65 @@ +/* linux/arch/arm/mach-exynos/include/mach/c2c.h + * + * Copyright 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * Platform header file for Samsung C2C Interface driver + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ +#ifndef __ASM_PLAT_C2C_H +#define __ASM_PLAT_C2C_H __FILE__ + +#define C2C_SHAREDMEM_BASE 0x60000000 + +enum c2c_opp_mode { + C2C_OPP0 = 0, + C2C_OPP25 = 1, + C2C_OPP50 = 2, + C2C_OPP100 = 3, +}; + +enum c2c_buswidth { + C2C_BUSWIDTH_8 = 0, + C2C_BUSWIDTH_10 = 1, + C2C_BUSWIDTH_16 = 2, +}; + +enum c2c_shrdmem_size { + C2C_MEMSIZE_4 = 0, + C2C_MEMSIZE_8 = 1, + C2C_MEMSIZE_16 = 2, + C2C_MEMSIZE_32 = 3, + C2C_MEMSIZE_64 = 4, + C2C_MEMSIZE_128 = 5, + C2C_MEMSIZE_256 = 6, + C2C_MEMSIZE_512 = 7, +}; + +struct exynos_c2c_platdata { + void (*setup_gpio)(enum c2c_buswidth rx_width, + enum c2c_buswidth tx_width); + + u32 shdmem_addr; + enum c2c_shrdmem_size shdmem_size; + + void __iomem *ap_sscm_addr; + void __iomem *cp_sscm_addr; + + enum c2c_buswidth rx_width; + enum c2c_buswidth tx_width; + u32 clk_opp100; /* clock of OPP100 mode */ + u32 clk_opp50; /* clock of OPP50 mode */ + u32 clk_opp25; /* clock of OPP25 */ + enum c2c_opp_mode default_opp_mode; + + void __iomem *c2c_sysreg; /* System Register address for C2C */ + char *c2c_clk; +}; + +extern void exynos_c2c_set_platdata(struct exynos_c2c_platdata *pd); +extern void exynos_c2c_cfg_gpio(enum c2c_buswidth rx_width, + enum c2c_buswidth tx_width); +#endif /*__ASM_PLAT_C2C_H */ diff --git a/arch/arm/mach-exynos/include/mach/regs-c2c.h b/arch/arm/mach-exynos/include/mach/regs-c2c.h new file mode 100644 index 0000000..0c3d005 --- /dev/null +++ b/arch/arm/mach-exynos/include/mach/regs-c2c.h @@ -0,0 +1,71 @@ +/* linux/arch/arm/mach-exynos/include/mach/regs-c2c.h + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * Register definition file for Samsung C2C + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARM_REGS_S5P_C2C_H +#define __ASM_ARM_REGS_S5P_C2C_H + +/***************************************************************/ +/* C2C Registers part */ +/***************************************************************/ +#define EXYNOS_C2C_REVISION 0x0 +#define EXYNOS_C2C_SYSCONFIG 0x4 +#define EXYNOS_C2C_SYSSTATUS 0x8 +#define EXYNOS_C2C_PORTCONFIG 0xc +#define EXYNOS_C2C_MIRRORMODE 0x10 +#define EXYNOS_C2C_IRQ_RAW_STAT0 0x14 +#define EXYNOS_C2C_IRQ_RAW_STAT1 0x18 +#define EXYNOS_C2C_IRQ_EN_STAT0 0x1c +#define EXYNOS_C2C_IRQ_EN_STAT1 0x20 +#define EXYNOS_C2C_IRQ_EN_SET0 0x24 +#define EXYNOS_C2C_IRQ_EN_SET1 0x28 +#define EXYNOS_C2C_IRQ_EN_CLEAR0 0x2c +#define EXYNOS_C2C_IRQ_EN_CLEAR1 0x30 +#define EXYNOS_C2C_IRQ_EOI 0x34 + +#define EXYNOS_C2C_FCLK_FREQ 0x40 +#define EXYNOS_C2C_RX_MAX_FREQ 0x44 +#define EXYNOS_C2C_TX_MAX_FREQ 0x48 +#define EXYNOS_C2C_RX_MAX_FREQ_ACK 0x4c +#define EXYNOS_C2C_WAKE_REQ 0x50 +#define EXYNOS_C2C_WAKE_ACK 0x54 +#define EXYNOS_C2C_STANDBY 0x60 +#define EXYNOS_C2C_STANDBY_IN 0x64 +#define EXYNOS_C2C_WAIT 0x68 +#define EXYNOS_C2C_GENI_CONTROL 0x70 +#define EXYNOS_C2C_GENI_MASK 0x74 +#define EXYNOS_C2C_GENO_STATUS 0x80 + +#define EXYNOS_C2C_GENO_INT 0x84 +#define EXYNOS_C2C_GENO_LEVEL 0x88 + +/***************************************************************/ +/* C2C Bit definition part */ +/***************************************************************/ +/* SYSREG Bit definition */ +#define C2C_SYSREG_CG (31) /* C2C Clock Gating [31] */ +#define C2C_SYSREG_MO (30) /* Master On [30] */ +#define C2C_SYSREG_FCLK (20) /* Default Functional Clock Freq [29:20] */ +#define C2C_SYSREG_TXW (18) /* Default Tx Width [19:18] */ +#define C2C_SYSREG_RXW (16) /* Default Rx Width [17:16] */ +#define C2C_SYSREG_RST (15) /* Reset [15] */ +#define C2C_SYSREG_MD (14) /* Master On [14] */ +#define C2C_SYSREG_RTRST (13) /* Reset retention registers [13] */ +#define C2C_SYSREG_BASE_ADDR (3) /* DRAM Base Address [12:3] */ +#define C2C_SYSREG_DRAM_SIZE (0) /* DRAM Size [2:0] */ + +#define C2C_GENIO_LATENCY_INT (26) +#define C2C_GENIO_OPP_INT (27) +#define C2C_GENIO_OPP_MODE0 (28) +#define C2C_GENIO_OPP_MODE1 (29) +#define C2C_GENIO_LATENCY0 (30) +#define C2C_GENIO_LATENCY1 (31) +#endif /* __ASM_ARM_REGS_S5P_C2C_H */ -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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