On Sat, Feb 4, 2012 at 5:13 PM, Kisang Lee <kisang80.lee@xxxxxxxxxxx> wrote: > 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> > --- Hi, > arch/arm/mach-exynos/include/mach/c2c.h | 65 +++++++++++++++++++++++ One nit. some parts are c2c common and gpio and platform setup codes are exynos specific. > arch/arm/mach-exynos/include/mach/regs-c2c.h | 71 ++++++++++++++++++++++++++ Are there any reason to put here? I think you can merge with 2/2 patch. I mean you can move it under drivers/misc/c2c. Thank you, Kyungmin Park > 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 -- 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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