diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-2.6.37/180-udc_preliminary_support.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-2.6.37/180-udc_preliminary_support.patch | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-2.6.37/180-udc_preliminary_support.patch b/target/linux/brcm63xx/patches-2.6.37/180-udc_preliminary_support.patch new file mode 100644 index 000000000..2f6a27e06 --- /dev/null +++ b/target/linux/brcm63xx/patches-2.6.37/180-udc_preliminary_support.patch @@ -0,0 +1,243 @@ +--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c ++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c +@@ -29,6 +29,7 @@ + #include <bcm63xx_dev_pcmcia.h> + #include <bcm63xx_dev_usb_ohci.h> + #include <bcm63xx_dev_usb_ehci.h> ++#include <bcm63xx_dev_usb_udc.h> + #include <board_bcm963xx.h> + + #define PFX "board_bcm963xx: " +@@ -400,6 +401,8 @@ static struct board_info __initdata boar + .has_ohci0 = 1, + .has_pccard = 1, + .has_ehci0 = 1, ++ ++ .has_udc0 = 1, + }; + + static struct board_info __initdata board_rta1025w_16 = { +@@ -1001,6 +1004,9 @@ int __init board_register_devices(void) + if (board.has_dsp) + bcm63xx_dsp_register(&board.dsp); + ++ if (board.has_udc0) ++ bcm63xx_udc_register(); ++ + /* read base address of boot chip select (0) */ + if (BCMCPU_IS_6345()) + val = 0x1fc00000; +--- /dev/null ++++ b/arch/mips/bcm63xx/dev-usb-udc.c +@@ -0,0 +1,58 @@ ++/* ++ * Copyright (C) 2009 Henk Vergonet <Henk.Vergonet@gmail.com> ++ * ++ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. ++ */ ++#include <linux/init.h> ++#include <linux/kernel.h> ++#include <linux/platform_device.h> ++#include <bcm63xx_cpu.h> ++ ++static struct resource udc_resources[] = { ++ { ++ .start = -1, /* filled at runtime */ ++ .end = -1, /* filled at runtime */ ++ .flags = IORESOURCE_MEM, ++ }, ++ { ++ .start = -1, /* filled at runtime */ ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++ ++static u64 udc_dmamask = ~(u32)0; ++ ++static struct platform_device bcm63xx_udc_device = { ++ .name = "bcm63xx-udc", ++ .id = 0, ++ .num_resources = ARRAY_SIZE(udc_resources), ++ .resource = udc_resources, ++ .dev = { ++ .dma_mask = &udc_dmamask, ++ .coherent_dma_mask = 0xffffffff, ++ }, ++}; ++ ++int __init bcm63xx_udc_register(void) ++{ ++ if (!BCMCPU_IS_6338() && !BCMCPU_IS_6345() && !BCMCPU_IS_6348()) ++ return 0; ++ ++ udc_resources[0].start = bcm63xx_regset_address(RSET_UDC0); ++ udc_resources[0].end = udc_resources[0].start; ++ udc_resources[0].end += RSET_UDC_SIZE - 1; ++ udc_resources[1].start = bcm63xx_get_irq_number(IRQ_UDC0); ++ return platform_device_register(&bcm63xx_udc_device); ++} +--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h ++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h +@@ -127,7 +127,7 @@ enum bcm63xx_regs_set { + #define BCM_6338_UART1_BASE (0xdeadbeef) + #define BCM_6338_GPIO_BASE (0xfffe0400) + #define BCM_6338_SPI_BASE (0xfffe0c00) +-#define BCM_6338_UDC0_BASE (0xdeadbeef) ++#define BCM_6338_UDC0_BASE (0xfffe3000) + #define BCM_6338_USBDMA_BASE (0xfffe2400) + #define BCM_6338_OHCI0_BASE (0xdeadbeef) + #define BCM_6338_OHCI_PRIV_BASE (0xfffe3000) +@@ -158,7 +158,7 @@ enum bcm63xx_regs_set { + #define BCM_6345_UART1_BASE (0xdeadbeef) + #define BCM_6345_GPIO_BASE (0xfffe0400) + #define BCM_6345_SPI_BASE (0xdeadbeef) +-#define BCM_6345_UDC0_BASE (0xdeadbeef) ++#define BCM_6345_UDC0_BASE (0xfffe2100) + #define BCM_6345_USBDMA_BASE (0xfffe2800) + #define BCM_6345_ENET0_BASE (0xfffe1800) + #define BCM_6345_ENETDMA_BASE (0xfffe2800) +@@ -215,7 +215,7 @@ enum bcm63xx_regs_set { + #define BCM_6358_UART1_BASE (0xfffe0120) + #define BCM_6358_GPIO_BASE (0xfffe0080) + #define BCM_6358_SPI_BASE (0xdeadbeef) +-#define BCM_6358_UDC0_BASE (0xfffe0800) ++#define BCM_6358_UDC0_BASE (0xfffe0400) + #define BCM_6358_OHCI0_BASE (0xfffe1400) + #define BCM_6358_OHCI_PRIV_BASE (0xdeadbeef) + #define BCM_6358_USBH_PRIV_BASE (0xfffe1500) +@@ -444,6 +444,7 @@ enum bcm63xx_irq { + IRQ_UART0, + IRQ_UART1, + IRQ_DSL, ++ IRQ_UDC0, + IRQ_ENET0, + IRQ_ENET1, + IRQ_ENET_PHY, +@@ -486,7 +487,7 @@ enum bcm63xx_irq { + #define BCM_6345_UART0_IRQ (IRQ_INTERNAL_BASE + 2) + #define BCM_6345_DSL_IRQ (IRQ_INTERNAL_BASE + 3) + #define BCM_6345_ATM_IRQ (IRQ_INTERNAL_BASE + 4) +-#define BCM_6345_USB_IRQ (IRQ_INTERNAL_BASE + 5) ++#define BCM_6345_UDC0_IRQ (IRQ_INTERNAL_BASE + 5) + #define BCM_6345_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) + #define BCM_6345_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 12) + #define BCM_6345_ENET0_RXDMA_IRQ (IRQ_INTERNAL_BASE + 13 + 1) +@@ -508,10 +509,17 @@ enum bcm63xx_irq { + #define BCM_6348_TIMER_IRQ (IRQ_INTERNAL_BASE + 0) + #define BCM_6348_UART0_IRQ (IRQ_INTERNAL_BASE + 2) + #define BCM_6348_DSL_IRQ (IRQ_INTERNAL_BASE + 4) ++#define BCM_6348_UDC0_IRQ (IRQ_INTERNAL_BASE + 6) + #define BCM_6348_ENET1_IRQ (IRQ_INTERNAL_BASE + 7) + #define BCM_6348_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) + #define BCM_6348_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9) + #define BCM_6348_OHCI0_IRQ (IRQ_INTERNAL_BASE + 12) ++#define BCM_6348_USB_CNTL_RX_DMA_IRQ (IRQ_INTERNAL_BASE + 14) ++#define BCM_6348_USB_CNTL_TX_DMA_IRQ (IRQ_INTERNAL_BASE + 15) ++#define BCM_6348_USB_BULK_RX_DMA_IRQ (IRQ_INTERNAL_BASE + 16) ++#define BCM_6348_USB_BULK_TX_DMA_IRQ (IRQ_INTERNAL_BASE + 17) ++#define BCM_6348_USB_ISO_RX_DMA_IRQ (IRQ_INTERNAL_BASE + 18) ++#define BCM_6348_USB_ISO_TX_DMA_IRQ (IRQ_INTERNAL_BASE + 19) + #define BCM_6348_ENET0_RXDMA_IRQ (IRQ_INTERNAL_BASE + 20) + #define BCM_6348_ENET0_TXDMA_IRQ (IRQ_INTERNAL_BASE + 21) + #define BCM_6348_ENET1_RXDMA_IRQ (IRQ_INTERNAL_BASE + 22) +--- /dev/null ++++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_udc.h +@@ -0,0 +1,6 @@ ++#ifndef BCM63XX_DEV_USB_UDC_H_ ++#define BCM63XX_DEV_USB_UDC_H_ ++ ++int bcm63xx_udc_register(void); ++ ++#endif /* BCM63XX_DEV_USB_UDC_H_ */ +--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h ++++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h +@@ -47,6 +47,7 @@ struct board_info { + unsigned int has_dsp:1; + unsigned int has_uart0:1; + unsigned int has_uart1:1; ++ unsigned int has_udc0:1; + + /* ethernet config */ + struct bcm63xx_enet_platform_data enet0; +--- a/arch/mips/bcm63xx/Makefile ++++ b/arch/mips/bcm63xx/Makefile +@@ -1,6 +1,6 @@ + obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o \ + dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o \ +- dev-usb-ohci.o dev-usb-ehci.o ++ dev-usb-ohci.o dev-usb-ehci.o dev-usb-udc.o + obj-$(CONFIG_EARLY_PRINTK) += early_printk.o + + obj-y += boards/ +--- a/arch/mips/bcm63xx/clk.c ++++ b/arch/mips/bcm63xx/clk.c +@@ -141,6 +141,30 @@ static struct clk clk_usbh = { + }; + + /* ++ * USB slave clock ++ */ ++static void usbs_set(struct clk *clk, int enable) ++{ ++ u32 mask; ++ ++ switch(bcm63xx_get_cpu_id()) { ++ case BCM6338_CPU_ID: ++ mask = CKCTL_6338_USBS_EN; ++ break; ++ case BCM6348_CPU_ID: ++ mask = CKCTL_6348_USBS_EN; ++ break; ++ default: ++ return; ++ } ++ bcm_hwclock_set(mask, enable); ++} ++ ++static struct clk clk_usbs = { ++ .set = usbs_set, ++}; ++ ++/* + * SPI clock + */ + static void spi_set(struct clk *clk, int enable) +@@ -208,6 +232,8 @@ struct clk *clk_get(struct device *dev, + return &clk_ephy; + if (!strcmp(id, "usbh")) + return &clk_usbh; ++ if (!strcmp(id, "usbs")) ++ return &clk_usbs; + if (!strcmp(id, "spi")) + return &clk_spi; + if (!strcmp(id, "periph")) +--- a/arch/mips/bcm63xx/Kconfig ++++ b/arch/mips/bcm63xx/Kconfig +@@ -7,6 +7,7 @@ config BCM63XX_CPU_6338 + select USB_ARCH_HAS_OHCI + select USB_OHCI_BIG_ENDIAN_DESC + select USB_OHCI_BIG_ENDIAN_MMIO ++ select USB_ARCH_HAS_UDC + + config BCM63XX_CPU_6345 + bool "support 6345 CPU" +@@ -19,6 +20,7 @@ config BCM63XX_CPU_6348 + select USB_ARCH_HAS_OHCI + select USB_OHCI_BIG_ENDIAN_DESC + select USB_OHCI_BIG_ENDIAN_MMIO ++ select USB_ARCH_HAS_UDC + + config BCM63XX_CPU_6358 + bool "support 6358 CPU" |