Message ID | 000101ccf6ef$f4efbab0$decf3010$%han@samsung.com |
---|---|
State | New |
Headers | show |
On 02/29/2012 08:09 PM, Jingoo Han wrote: > This patch adds USB HOST register definitions. The definition for > EHCI INSNREG00 regiser and corresponding bit field definitions are > added. > > Signed-off-by: Jingoo Han <jg1.han@samsung.com> > --- > arch/arm/mach-exynos/include/mach/regs-usb-host.h | 23 +++++++++++++++++++++ > 1 files changed, 23 insertions(+), 0 deletions(-) > create mode 100644 arch/arm/mach-exynos/include/mach/regs-usb-host.h > > diff --git a/arch/arm/mach-exynos/include/mach/regs-usb-host.h b/arch/arm/mach-exynos/include/mach/regs-usb-host.h > new file mode 100644 > index 0000000..1a60f27 > --- /dev/null > +++ b/arch/arm/mach-exynos/include/mach/regs-usb-host.h > @@ -0,0 +1,23 @@ > +/* > + * Copyright (C) 2012 Samsung Electronics Co.Ltd > + * http://www.samsung.com > + * > + * EXYNOS - USB HOST register definitions > + * > + * 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 __REGS_USB_HOST_H > +#define __REGS_USB_HOST_H __FILE__ > + > +#define EHCI_INSNREG00(base) (base + 0x90) > +#define EHCI_ENA_INCR16 (0x1 << 25) > +#define EHCI_ENA_INCR8 (0x1 << 24) > +#define EHCI_ENA_INCR4 (0x1 << 23) > +#define EHCI_ENA_INCRX_ALIGN (0x1 << 22) > +#define EHCI_ENABLE_DMA_INCR (EHCI_ENA_INCR16 | EHCI_ENA_INCR8| \ > + EHCI_ENA_INCR4 | EHCI_ENA_INCRX_ALIGN) > + As per the definition of bit-fields in other registers, it would be good to prepend the complete register name before the bit-field defines. EHCI_INSNREG00_ENA_INCR16 ... Considering the similarity of this patchset with the earlier patchset from Sangwook, IMO, it would be appropriate to give him due credit in both these patches. > +#endif /* __REGS_USB_HOST_H */
> -----Original Message----- > From: Tushar Behera [mailto:tushar.behera@linaro.org] > Sent: Thursday, March 01, 2012 12:30 PM > To: Jingoo Han > Cc: linux-usb@vger.kernel.org; 'Greg Kroah-Hartman'; linux-samsung-soc@vger.kernel.org; linux-arm- > kernel@lists.infradead.org; 'Sangwook Lee'; 'Alan Stern'; 'Joonyoung Shim'; 'Kukjin Kim'; > patches@linaro.org; linaro-dev@lists.linaro.org; 'Thomas Abraham' > Subject: Re: [PATCH 1/2] ARM: EXYNOS: Add USB HOST register definitions > > On 02/29/2012 08:09 PM, Jingoo Han wrote: > > This patch adds USB HOST register definitions. The definition for > > EHCI INSNREG00 regiser and corresponding bit field definitions are > > added. > > > > Signed-off-by: Jingoo Han <jg1.han@samsung.com> > > --- > > arch/arm/mach-exynos/include/mach/regs-usb-host.h | 23 +++++++++++++++++++++ > > 1 files changed, 23 insertions(+), 0 deletions(-) > > create mode 100644 arch/arm/mach-exynos/include/mach/regs-usb-host.h > > > > diff --git a/arch/arm/mach-exynos/include/mach/regs-usb-host.h b/arch/arm/mach- > exynos/include/mach/regs-usb-host.h > > new file mode 100644 > > index 0000000..1a60f27 > > --- /dev/null > > +++ b/arch/arm/mach-exynos/include/mach/regs-usb-host.h > > @@ -0,0 +1,23 @@ > > +/* > > + * Copyright (C) 2012 Samsung Electronics Co.Ltd > > + * http://www.samsung.com > > + * > > + * EXYNOS - USB HOST register definitions > > + * > > + * 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 __REGS_USB_HOST_H > > +#define __REGS_USB_HOST_H __FILE__ > > + > > +#define EHCI_INSNREG00(base) (base + 0x90) > > +#define EHCI_ENA_INCR16 (0x1 << 25) > > +#define EHCI_ENA_INCR8 (0x1 << 24) > > +#define EHCI_ENA_INCR4 (0x1 << 23) > > +#define EHCI_ENA_INCRX_ALIGN (0x1 << 22) > > +#define EHCI_ENABLE_DMA_INCR (EHCI_ENA_INCR16 | EHCI_ENA_INCR8| \ > > + EHCI_ENA_INCR4 | EHCI_ENA_INCRX_ALIGN) > > + > As per the definition of bit-fields in other registers, it would be good > to prepend the complete register name before the bit-field defines. > > EHCI_INSNREG00_ENA_INCR16 ... OK, I will change the definitions from EHCI_ENA_xxx to EHCI_INSNREG00_ENA_xxx. > > Considering the similarity of this patchset with the earlier patchset > from Sangwook, IMO, it would be appropriate to give him due credit in > both these patches. OK, I will give Sangwook Signed-off. > > > +#endif /* __REGS_USB_HOST_H */ > > > -- > Tushar Behera
diff --git a/arch/arm/mach-exynos/include/mach/regs-usb-host.h b/arch/arm/mach-exynos/include/mach/regs-usb-host.h new file mode 100644 index 0000000..1a60f27 --- /dev/null +++ b/arch/arm/mach-exynos/include/mach/regs-usb-host.h @@ -0,0 +1,23 @@ +/* + * Copyright (C) 2012 Samsung Electronics Co.Ltd + * http://www.samsung.com + * + * EXYNOS - USB HOST register definitions + * + * 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 __REGS_USB_HOST_H +#define __REGS_USB_HOST_H __FILE__ + +#define EHCI_INSNREG00(base) (base + 0x90) +#define EHCI_ENA_INCR16 (0x1 << 25) +#define EHCI_ENA_INCR8 (0x1 << 24) +#define EHCI_ENA_INCR4 (0x1 << 23) +#define EHCI_ENA_INCRX_ALIGN (0x1 << 22) +#define EHCI_ENABLE_DMA_INCR (EHCI_ENA_INCR16 | EHCI_ENA_INCR8| \ + EHCI_ENA_INCR4 | EHCI_ENA_INCRX_ALIGN) + +#endif /* __REGS_USB_HOST_H */
This patch adds USB HOST register definitions. The definition for EHCI INSNREG00 regiser and corresponding bit field definitions are added. Signed-off-by: Jingoo Han <jg1.han@samsung.com> --- arch/arm/mach-exynos/include/mach/regs-usb-host.h | 23 +++++++++++++++++++++ 1 files changed, 23 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-exynos/include/mach/regs-usb-host.h