From fb24ffc086043530e1026cc9990955095125ea48 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Sat, 21 Jul 2012 05:02:22 +0000 Subject: [PATCH] dm: Move s3c24xx USB driver to a proper place MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Marek Vasut Cc: David Müller Cc: Minkyu Kang Cc: Wolfgang Denk Cc: Albert Aribaud Cc: U-Boot DM --- arch/arm/cpu/arm920t/s3c24x0/Makefile | 3 - arch/arm/cpu/arm920t/s3c24x0/usb.c | 71 ------------------- drivers/usb/host/Makefile | 1 + .../usb/host/ohci-s3c24xx.c | 46 +++++++++++- .../usb/host/ohci-s3c24xx.h | 0 include/configs/VCMA9.h | 1 + include/configs/smdk2410.h | 1 + 7 files changed, 48 insertions(+), 75 deletions(-) delete mode 100644 arch/arm/cpu/arm920t/s3c24x0/usb.c rename arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c => drivers/usb/host/ohci-s3c24xx.c (97%) rename arch/arm/cpu/arm920t/s3c24x0/usb_ohci.h => drivers/usb/host/ohci-s3c24xx.h (100%) diff --git a/arch/arm/cpu/arm920t/s3c24x0/Makefile b/arch/arm/cpu/arm920t/s3c24x0/Makefile index 0029700e44..808ab8f0f2 100644 --- a/arch/arm/cpu/arm920t/s3c24x0/Makefile +++ b/arch/arm/cpu/arm920t/s3c24x0/Makefile @@ -29,9 +29,6 @@ COBJS-$(CONFIG_USE_IRQ) += interrupts.o COBJS-$(CONFIG_DISPLAY_CPUINFO) += cpu_info.o COBJS-y += speed.o COBJS-y += timer.o -COBJS-y += usb.o -COBJS-y += usb_ohci.o - SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS-y)) diff --git a/arch/arm/cpu/arm920t/s3c24x0/usb.c b/arch/arm/cpu/arm920t/s3c24x0/usb.c deleted file mode 100644 index 226a3f6c90..0000000000 --- a/arch/arm/cpu/arm920t/s3c24x0/usb.c +++ /dev/null @@ -1,71 +0,0 @@ -/* - * (C) Copyright 2006 - * DENX Software Engineering - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include - -#if defined(CONFIG_USB_OHCI_NEW) && \ - defined(CONFIG_SYS_USB_OHCI_CPU_INIT) && \ - defined(CONFIG_S3C24X0) - -#include -#include - -int usb_cpu_init(void) -{ - struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); - struct s3c24x0_gpio *gpio = s3c24x0_get_base_gpio(); - - /* - * Set the 48 MHz UPLL clocking. Values are taken from - * "PLL value selection guide", 6-23, s3c2400_UM.pdf. - */ - writel((40 << 12) + (1 << 4) + 2, &clk_power->upllcon); - /* 1 = use pads related USB for USB host */ - writel(readl(&gpio->misccr) | 0x8, &gpio->misccr); - - /* - * Enable USB host clock. - */ - writel(readl(&clk_power->clkcon) | (1 << 4), &clk_power->clkcon); - - return 0; -} - -int usb_cpu_stop(void) -{ - struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); - /* may not want to do this */ - writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon); - return 0; -} - -int usb_cpu_init_fail(void) -{ - struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); - writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon); - return 0; -} - -#endif /* defined(CONFIG_USB_OHCI_NEW) && \ - defined(CONFIG_SYS_USB_OHCI_CPU_INIT) && \ - defined(CONFIG_S3C24X0) */ diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index bcb4662c47..6c94794929 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -33,6 +33,7 @@ COBJS-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o COBJS-$(CONFIG_USB_R8A66597_HCD) += r8a66597-hcd.o COBJS-$(CONFIG_USB_S3C64XX) += s3c64xx-hcd.o COBJS-$(CONFIG_USB_SL811HS) += sl811-hcd.o +COBJS-$(CONFIG_USB_OHCI_S3C24XX) += ohci-s3c24xx.o # echi COBJS-$(CONFIG_USB_EHCI) += ehci-hcd.o diff --git a/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c b/drivers/usb/host/ohci-s3c24xx.c similarity index 97% rename from arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c rename to drivers/usb/host/ohci-s3c24xx.c index 944bb32f57..03cd4c3d2a 100644 --- a/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c +++ b/drivers/usb/host/ohci-s3c24xx.c @@ -42,7 +42,7 @@ #include #include #include -#include "usb_ohci.h" +#include "ohci-s3c24xx.h" #define OHCI_USE_NPS /* force NoPowerSwitching mode */ #undef OHCI_VERBOSE_DEBUG /* not always helpful */ @@ -1755,3 +1755,47 @@ int usb_lowlevel_stop(int index) } #endif /* defined(CONFIG_USB_OHCI) && defined(CONFIG_S3C24X0) */ + +#if defined(CONFIG_USB_OHCI_NEW) && \ + defined(CONFIG_SYS_USB_OHCI_CPU_INIT) && \ + defined(CONFIG_S3C24X0) + +int usb_cpu_init(void) +{ + struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); + struct s3c24x0_gpio *gpio = s3c24x0_get_base_gpio(); + + /* + * Set the 48 MHz UPLL clocking. Values are taken from + * "PLL value selection guide", 6-23, s3c2400_UM.pdf. + */ + writel((40 << 12) + (1 << 4) + 2, &clk_power->upllcon); + /* 1 = use pads related USB for USB host */ + writel(readl(&gpio->misccr) | 0x8, &gpio->misccr); + + /* + * Enable USB host clock. + */ + writel(readl(&clk_power->clkcon) | (1 << 4), &clk_power->clkcon); + + return 0; +} + +int usb_cpu_stop(void) +{ + struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); + /* may not want to do this */ + writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon); + return 0; +} + +int usb_cpu_init_fail(void) +{ + struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power(); + writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon); + return 0; +} + +#endif /* defined(CONFIG_USB_OHCI_NEW) && \ + defined(CONFIG_SYS_USB_OHCI_CPU_INIT) && \ + defined(CONFIG_S3C24X0) */ diff --git a/arch/arm/cpu/arm920t/s3c24x0/usb_ohci.h b/drivers/usb/host/ohci-s3c24xx.h similarity index 100% rename from arch/arm/cpu/arm920t/s3c24x0/usb_ohci.h rename to drivers/usb/host/ohci-s3c24xx.h diff --git a/include/configs/VCMA9.h b/include/configs/VCMA9.h index 06adc947b0..fb7d922257 100644 --- a/include/configs/VCMA9.h +++ b/include/configs/VCMA9.h @@ -124,6 +124,7 @@ /* USB support (currently only works with D-cache off) */ #define CONFIG_USB_OHCI +#define CONFIG_USB_OHCI_S3C24XX #define CONFIG_USB_KEYBOARD #define CONFIG_USB_STORAGE #define CONFIG_DOS_PARTITION diff --git a/include/configs/smdk2410.h b/include/configs/smdk2410.h index 1c0978da8a..a8a56fdeb4 100644 --- a/include/configs/smdk2410.h +++ b/include/configs/smdk2410.h @@ -66,6 +66,7 @@ * USB support (currently only works with D-cache off) ************************************************************/ #define CONFIG_USB_OHCI +#define CONFIG_USB_OHCI_S3C24XX #define CONFIG_USB_KEYBOARD #define CONFIG_USB_STORAGE #define CONFIG_DOS_PARTITION -- 2.39.5