diff options
author | Gabor Juhos <juhosg@openwrt.org> | 2012-12-22 12:11:08 +0000 |
---|---|---|
committer | Gabor Juhos <juhosg@openwrt.org> | 2012-12-22 12:11:08 +0000 |
commit | b81667cb23207b07044d285ff9a5caa7bfd0e57d (patch) | |
tree | d18a88263eb837dbb73e7b4e941a6d15a7a57ce3 /target/linux/ramips/files/arch/mips | |
parent | c0e1a6f34235026ee4f7d375b3a711b8d7eb5b39 (diff) | |
download | master-31e0f0ae-b81667cb23207b07044d285ff9a5caa7bfd0e57d.tar.gz master-31e0f0ae-b81667cb23207b07044d285ff9a5caa7bfd0e57d.tar.bz2 master-31e0f0ae-b81667cb23207b07044d285ff9a5caa7bfd0e57d.zip |
ramips: convert to use {e,o}hci-platform driver
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 34843
Diffstat (limited to 'target/linux/ramips/files/arch/mips')
4 files changed, 98 insertions, 139 deletions
diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt3883_ehci_platform.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt3883_ehci_platform.h deleted file mode 100644 index a83c458507..0000000000 --- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt3883_ehci_platform.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Platform data definition for built-in EHCI controller of the - * Ralink RT3662/RT3883 SoCs - * - * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org> - * - * 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 _RT3883_EHCI_PLATFORM_H -#define _RT3883_EHCI_PLATFORM_H - -struct rt3883_ehci_platform_data { - void (*start_hw)(void); - void (*stop_hw)(void); -}; - -#endif /* _RT3883_EHCI_PLATFORM_H */ diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt3883_ohci_platform.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt3883_ohci_platform.h deleted file mode 100644 index cc8383bf3d..0000000000 --- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/rt3883_ohci_platform.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Platform data definition for built-in OHCI controller of the - * Ralink RT3662/RT3883 SoCs - * - * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org> - * - * 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 _RT3883_OHCI_PLATFORM_H -#define _RT3883_OHCI_PLATFORM_H - -struct rt3883_ohci_platform_data { - void (*start_hw)(void); - void (*stop_hw)(void); -}; - -#endif /* _RT3883_OHCI_PLATFORM_H */ diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c index 56eae8a9dc..a8e0604e34 100644 --- a/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c +++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c @@ -18,6 +18,8 @@ #include <linux/rt2x00_platform.h> #include <linux/delay.h> #include <linux/dma-mapping.h> +#include <linux/usb/ehci_pdriver.h> +#include <linux/usb/ohci_pdriver.h> #include <asm/addrspace.h> @@ -27,8 +29,6 @@ #include <ramips_eth_platform.h> #include <rt305x_esw_platform.h> -#include <rt3883_ehci_platform.h> -#include <rt3883_ohci_platform.h> static struct resource rt305x_flash0_resources[] = { { @@ -297,60 +297,63 @@ static struct platform_device rt305x_dwc_otg_device = { } }; -static atomic_t rt3352_usb_use_count = ATOMIC_INIT(0); +static atomic_t rt3352_usb_pwr_ref = ATOMIC_INIT(0); -static void rt3352_usb_host_start(void) +static int rt3352_usb_power_on(struct platform_device *pdev) { - u32 t; - if (atomic_inc_return(&rt3352_usb_use_count) != 1) - return; + if (atomic_inc_return(&rt3352_usb_pwr_ref) == 1) { + u32 t; - t = rt305x_sysc_rr(RT3352_SYSC_REG_USB_PS); + t = rt305x_sysc_rr(RT3352_SYSC_REG_USB_PS); - /* enable clock for port0's and port1's phys */ - t = rt305x_sysc_rr(RT3352_SYSC_REG_CLKCFG1); - t = t | RT3352_CLKCFG1_UPHY0_CLK_EN | RT3352_CLKCFG1_UPHY1_CLK_EN; - rt305x_sysc_wr(t, RT3352_SYSC_REG_CLKCFG1); - mdelay(500); + /* enable clock for port0's and port1's phys */ + t = rt305x_sysc_rr(RT3352_SYSC_REG_CLKCFG1); + t |= RT3352_CLKCFG1_UPHY0_CLK_EN | RT3352_CLKCFG1_UPHY1_CLK_EN; + rt305x_sysc_wr(t, RT3352_SYSC_REG_CLKCFG1); + mdelay(500); - /* pull USBHOST and USBDEV out from reset */ - t = rt305x_sysc_rr(RT3352_SYSC_REG_RSTCTRL); - t &= ~(RT3352_RSTCTRL_UHST | RT3352_RSTCTRL_UDEV); - rt305x_sysc_wr(t, RT3352_SYSC_REG_RSTCTRL); - mdelay(500); + /* pull USBHOST and USBDEV out from reset */ + t = rt305x_sysc_rr(RT3352_SYSC_REG_RSTCTRL); + t &= ~(RT3352_RSTCTRL_UHST | RT3352_RSTCTRL_UDEV); + rt305x_sysc_wr(t, RT3352_SYSC_REG_RSTCTRL); + mdelay(500); - /* enable host mode */ - t = rt305x_sysc_rr(RT3352_SYSC_REG_SYSCFG1); - t |= RT3352_SYSCFG1_USB0_HOST_MODE; - rt305x_sysc_wr(t, RT3352_SYSC_REG_SYSCFG1); + /* enable host mode */ + t = rt305x_sysc_rr(RT3352_SYSC_REG_SYSCFG1); + t |= RT3352_SYSCFG1_USB0_HOST_MODE; + rt305x_sysc_wr(t, RT3352_SYSC_REG_SYSCFG1); + + t = rt305x_sysc_rr(RT3352_SYSC_REG_USB_PS); + } - t = rt305x_sysc_rr(RT3352_SYSC_REG_USB_PS); + return 0; } -static void rt3352_usb_host_stop(void) +static void rt3352_usb_power_off(struct platform_device *pdev) { - u32 t; - if (atomic_dec_return(&rt3352_usb_use_count) != 0) - return; + if (atomic_dec_return(&rt3352_usb_pwr_ref) == 0) { + u32 t; - /* put USBHOST and USBDEV into reset */ - t = rt305x_sysc_rr(RT3352_SYSC_REG_RSTCTRL); - t |= RT3352_RSTCTRL_UHST | RT3352_RSTCTRL_UDEV; - rt305x_sysc_wr(t, RT3352_SYSC_REG_RSTCTRL); - udelay(10000); - - /* disable clock for port0's and port1's phys*/ - t = rt305x_sysc_rr(RT3352_SYSC_REG_CLKCFG1); - t &= ~(RT3352_CLKCFG1_UPHY0_CLK_EN | RT3352_CLKCFG1_UPHY1_CLK_EN); - rt305x_sysc_wr(t, RT3352_SYSC_REG_CLKCFG1); - udelay(10000); + /* put USBHOST and USBDEV into reset */ + t = rt305x_sysc_rr(RT3352_SYSC_REG_RSTCTRL); + t |= RT3352_RSTCTRL_UHST | RT3352_RSTCTRL_UDEV; + rt305x_sysc_wr(t, RT3352_SYSC_REG_RSTCTRL); + udelay(10000); + + /* disable clock for port0's and port1's phys*/ + t = rt305x_sysc_rr(RT3352_SYSC_REG_CLKCFG1); + t &= ~(RT3352_CLKCFG1_UPHY0_CLK_EN | RT3352_CLKCFG1_UPHY1_CLK_EN); + rt305x_sysc_wr(t, RT3352_SYSC_REG_CLKCFG1); + udelay(10000); + } } -static struct rt3883_ehci_platform_data rt3352_ehci_data = { - .start_hw = rt3352_usb_host_start, - .stop_hw = rt3352_usb_host_stop, +static struct usb_ehci_pdata rt3352_ehci_data = { + .port_power_off = 1, + .power_on = rt3352_usb_power_on, + .power_off = rt3352_usb_power_off, }; static struct resource rt3352_ehci_resources[] = { @@ -367,7 +370,7 @@ static struct resource rt3352_ehci_resources[] = { static u64 rt3352_ehci_dmamask = DMA_BIT_MASK(32); static struct platform_device rt3352_ehci_device = { - .name = "rt3883-ehci", + .name = "ehci-platform", .id = -1, .resource = rt3352_ehci_resources, .num_resources = ARRAY_SIZE(rt3352_ehci_resources), @@ -390,14 +393,14 @@ static struct resource rt3352_ohci_resources[] = { }, }; -static struct rt3883_ohci_platform_data rt3352_ohci_data = { - .start_hw = rt3352_usb_host_start, - .stop_hw = rt3352_usb_host_stop, +static struct usb_ohci_pdata rt3352_ohci_data = { + .power_on = rt3352_usb_power_on, + .power_off = rt3352_usb_power_off, }; static u64 rt3352_ohci_dmamask = DMA_BIT_MASK(32); static struct platform_device rt3352_ohci_device = { - .name = "rt3883-ohci", + .name = "ohci-platform", .id = -1, .resource = rt3352_ohci_resources, .num_resources = ARRAY_SIZE(rt3352_ohci_resources), diff --git a/target/linux/ramips/files/arch/mips/ralink/rt3883/devices.c b/target/linux/ramips/files/arch/mips/ralink/rt3883/devices.c index c9863ab39b..fef4cc554e 100644 --- a/target/linux/ramips/files/arch/mips/ralink/rt3883/devices.c +++ b/target/linux/ramips/files/arch/mips/ralink/rt3883/devices.c @@ -19,13 +19,13 @@ #include <linux/err.h> #include <linux/clk.h> #include <linux/rt2x00_platform.h> +#include <linux/usb/ehci_pdriver.h> +#include <linux/usb/ohci_pdriver.h> #include <asm/addrspace.h> #include <asm/mach-ralink/rt3883.h> #include <asm/mach-ralink/rt3883_regs.h> -#include <asm/mach-ralink/rt3883_ehci_platform.h> -#include <asm/mach-ralink/rt3883_ohci_platform.h> #include <asm/mach-ralink/ramips_nand_platform.h> #include "devices.h" @@ -123,67 +123,63 @@ void __init rt3883_register_pflash(unsigned int id) rt3883_flash_instance++; } -static atomic_t rt3883_usb_use_count = ATOMIC_INIT(0); +static atomic_t rt3883_usb_pwr_ref = ATOMIC_INIT(0); -static void rt3883_usb_host_start(void) +static int rt3883_usb_power_on(struct platform_device *pdev) { - u32 t; - if (atomic_inc_return(&rt3883_usb_use_count) != 1) - return; + if (atomic_inc_return(&rt3883_usb_pwr_ref) == 1) { + u32 t; - t = rt3883_sysc_rr(RT3883_SYSC_REG_USB_PS); + t = rt3883_sysc_rr(RT3883_SYSC_REG_USB_PS); -#if 0 - /* put the HOST controller into reset */ - t = rt3883_sysc_rr(RT3883_SYSC_REG_RSTCTRL); - t |= RT3883_RSTCTRL_UHST; - rt3883_sysc_wr(t, RT3883_SYSC_REG_RSTCTRL); -#endif + /* enable clock for port0's and port1's phys */ + t = rt3883_sysc_rr(RT3883_SYSC_REG_CLKCFG1); + t |= RT3883_CLKCFG1_UPHY0_CLK_EN | RT3883_CLKCFG1_UPHY1_CLK_EN; + rt3883_sysc_wr(t, RT3883_SYSC_REG_CLKCFG1); + mdelay(500); - /* enable clock for port0's and port1's phys */ - t = rt3883_sysc_rr(RT3883_SYSC_REG_CLKCFG1); - t = t | RT3883_CLKCFG1_UPHY0_CLK_EN | RT3883_CLKCFG1_UPHY1_CLK_EN; - rt3883_sysc_wr(t, RT3883_SYSC_REG_CLKCFG1); - mdelay(500); + /* pull USBHOST and USBDEV out from reset */ + t = rt3883_sysc_rr(RT3883_SYSC_REG_RSTCTRL); + t &= ~(RT3883_RSTCTRL_UHST | RT3883_RSTCTRL_UDEV); + rt3883_sysc_wr(t, RT3883_SYSC_REG_RSTCTRL); + mdelay(500); - /* pull USBHOST and USBDEV out from reset */ - t = rt3883_sysc_rr(RT3883_SYSC_REG_RSTCTRL); - t &= ~(RT3883_RSTCTRL_UHST | RT3883_RSTCTRL_UDEV); - rt3883_sysc_wr(t, RT3883_SYSC_REG_RSTCTRL); - mdelay(500); + /* enable host mode */ + t = rt3883_sysc_rr(RT3883_SYSC_REG_SYSCFG1); + t |= RT3883_SYSCFG1_USB0_HOST_MODE; + rt3883_sysc_wr(t, RT3883_SYSC_REG_SYSCFG1); - /* enable host mode */ - t = rt3883_sysc_rr(RT3883_SYSC_REG_SYSCFG1); - t |= RT3883_SYSCFG1_USB0_HOST_MODE; - rt3883_sysc_wr(t, RT3883_SYSC_REG_SYSCFG1); + t = rt3883_sysc_rr(RT3883_SYSC_REG_USB_PS); + } - t = rt3883_sysc_rr(RT3883_SYSC_REG_USB_PS); + return 0; } -static void rt3883_usb_host_stop(void) +static void rt3883_usb_power_off(struct platform_device *pdev) { - u32 t; - - if (atomic_dec_return(&rt3883_usb_use_count) != 0) - return; - - /* put USBHOST and USBDEV into reset */ - t = rt3883_sysc_rr(RT3883_SYSC_REG_RSTCTRL); - t |= RT3883_RSTCTRL_UHST | RT3883_RSTCTRL_UDEV; - rt3883_sysc_wr(t, RT3883_SYSC_REG_RSTCTRL); - udelay(10000); + if (atomic_dec_return(&rt3883_usb_pwr_ref) == 0) { + u32 t; - /* disable clock for port0's and port1's phys*/ - t = rt3883_sysc_rr(RT3883_SYSC_REG_CLKCFG1); - t &= ~(RT3883_CLKCFG1_UPHY0_CLK_EN | RT3883_CLKCFG1_UPHY1_CLK_EN); - rt3883_sysc_wr(t, RT3883_SYSC_REG_CLKCFG1); - udelay(10000); + /* put USBHOST and USBDEV into reset */ + t = rt3883_sysc_rr(RT3883_SYSC_REG_RSTCTRL); + t |= RT3883_RSTCTRL_UHST | RT3883_RSTCTRL_UDEV; + rt3883_sysc_wr(t, RT3883_SYSC_REG_RSTCTRL); + udelay(10000); + + /* disable clock for port0's and port1's phys*/ + t = rt3883_sysc_rr(RT3883_SYSC_REG_CLKCFG1); + t &= ~(RT3883_CLKCFG1_UPHY0_CLK_EN | + RT3883_CLKCFG1_UPHY1_CLK_EN); + rt3883_sysc_wr(t, RT3883_SYSC_REG_CLKCFG1); + udelay(10000); + } } -static struct rt3883_ehci_platform_data rt3883_ehci_data = { - .start_hw = rt3883_usb_host_start, - .stop_hw = rt3883_usb_host_stop, +static struct usb_ehci_pdata rt3883_ehci_data = { + .port_power_off = 1, + .power_on = rt3883_usb_power_on, + .power_off = rt3883_usb_power_off, }; static struct resource rt3883_ehci_resources[] = { @@ -200,7 +196,7 @@ static struct resource rt3883_ehci_resources[] = { static u64 rt3883_ehci_dmamask = DMA_BIT_MASK(32); static struct platform_device rt3883_ehci_device = { - .name = "rt3883-ehci", + .name = "ehci-platform", .id = -1, .resource = rt3883_ehci_resources, .num_resources = ARRAY_SIZE(rt3883_ehci_resources), @@ -223,14 +219,14 @@ static struct resource rt3883_ohci_resources[] = { }, }; -static struct rt3883_ohci_platform_data rt3883_ohci_data = { - .start_hw = rt3883_usb_host_start, - .stop_hw = rt3883_usb_host_stop, +static struct usb_ohci_pdata rt3883_ohci_data = { + .power_on = rt3883_usb_power_on, + .power_off = rt3883_usb_power_off, }; static u64 rt3883_ohci_dmamask = DMA_BIT_MASK(32); static struct platform_device rt3883_ohci_device = { - .name = "rt3883-ohci", + .name = "ohci-platform", .id = -1, .resource = rt3883_ohci_resources, .num_resources = ARRAY_SIZE(rt3883_ohci_resources), |