diff options
Diffstat (limited to 'arch/ppc/platforms/chrp_pegasos_eth.c')
| -rw-r--r-- | arch/ppc/platforms/chrp_pegasos_eth.c | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/arch/ppc/platforms/chrp_pegasos_eth.c b/arch/ppc/platforms/chrp_pegasos_eth.c deleted file mode 100644 index 108a6e265185..000000000000 --- a/arch/ppc/platforms/chrp_pegasos_eth.c +++ /dev/null @@ -1,213 +0,0 @@ -/* - * arch/ppc/platforms/chrp_pegasos_eth.c - * - * Copyright (C) 2005 Sven Luther <sl@bplan-gmbh.de> - * Thanks to : - * Dale Farnsworth <dale@farnsworth.org> - * Mark A. Greer <mgreer@mvista.com> - * Nicolas DET <nd@bplan-gmbh.de> - * Benjamin Herrenschmidt <benh@kernel.crashing.org> - * And anyone else who helped me on this. - */ - -#include <linux/types.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/platform_device.h> -#include <linux/mv643xx.h> -#include <linux/pci.h> - -#define PEGASOS2_MARVELL_REGBASE (0xf1000000) -#define PEGASOS2_MARVELL_REGSIZE (0x00004000) -#define PEGASOS2_SRAM_BASE (0xf2000000) -#define PEGASOS2_SRAM_SIZE (256*1024) - -#define PEGASOS2_SRAM_BASE_ETH0 (PEGASOS2_SRAM_BASE) -#define PEGASOS2_SRAM_BASE_ETH1 (PEGASOS2_SRAM_BASE_ETH0 + (PEGASOS2_SRAM_SIZE / 2) ) - - -#define PEGASOS2_SRAM_RXRING_SIZE (PEGASOS2_SRAM_SIZE/4) -#define PEGASOS2_SRAM_TXRING_SIZE (PEGASOS2_SRAM_SIZE/4) - -#undef BE_VERBOSE - -static struct resource mv643xx_eth_shared_resources[] = { - [0] = { - .name = "ethernet shared base", - .start = 0xf1000000 + MV643XX_ETH_SHARED_REGS, - .end = 0xf1000000 + MV643XX_ETH_SHARED_REGS + - MV643XX_ETH_SHARED_REGS_SIZE - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device mv643xx_eth_shared_device = { - .name = MV643XX_ETH_SHARED_NAME, - .id = 0, - .num_resources = ARRAY_SIZE(mv643xx_eth_shared_resources), - .resource = mv643xx_eth_shared_resources, -}; - -static struct resource mv643xx_eth0_resources[] = { - [0] = { - .name = "eth0 irq", - .start = 9, - .end = 9, - .flags = IORESOURCE_IRQ, - }, -}; - - -static struct mv643xx_eth_platform_data eth0_pd = { - .tx_sram_addr = PEGASOS2_SRAM_BASE_ETH0, - .tx_sram_size = PEGASOS2_SRAM_TXRING_SIZE, - .tx_queue_size = PEGASOS2_SRAM_TXRING_SIZE/16, - - .rx_sram_addr = PEGASOS2_SRAM_BASE_ETH0 + PEGASOS2_SRAM_TXRING_SIZE, - .rx_sram_size = PEGASOS2_SRAM_RXRING_SIZE, - .rx_queue_size = PEGASOS2_SRAM_RXRING_SIZE/16, -}; - -static struct platform_device eth0_device = { - .name = MV643XX_ETH_NAME, - .id = 0, - .num_resources = ARRAY_SIZE(mv643xx_eth0_resources), - .resource = mv643xx_eth0_resources, - .dev = { - .platform_data = ð0_pd, - }, -}; - -static struct resource mv643xx_eth1_resources[] = { - [0] = { - .name = "eth1 irq", - .start = 9, - .end = 9, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct mv643xx_eth_platform_data eth1_pd = { - .tx_sram_addr = PEGASOS2_SRAM_BASE_ETH1, - .tx_sram_size = PEGASOS2_SRAM_TXRING_SIZE, - .tx_queue_size = PEGASOS2_SRAM_TXRING_SIZE/16, - - .rx_sram_addr = PEGASOS2_SRAM_BASE_ETH1 + PEGASOS2_SRAM_TXRING_SIZE, - .rx_sram_size = PEGASOS2_SRAM_RXRING_SIZE, - .rx_queue_size = PEGASOS2_SRAM_RXRING_SIZE/16, -}; - -static struct platform_device eth1_device = { - .name = MV643XX_ETH_NAME, - .id = 1, - .num_resources = ARRAY_SIZE(mv643xx_eth1_resources), - .resource = mv643xx_eth1_resources, - .dev = { - .platform_data = ð1_pd, - }, -}; - -static struct platform_device *mv643xx_eth_pd_devs[] __initdata = { - &mv643xx_eth_shared_device, - ð0_device, - ð1_device, -}; - -/***********/ -/***********/ -#define MV_READ(offset,val) { val = readl(mv643xx_reg_base + offset); } -#define MV_WRITE(offset,data) writel(data, mv643xx_reg_base + offset) - -static void __iomem *mv643xx_reg_base; - -static int Enable_SRAM(void) -{ - u32 ALong; - - if (mv643xx_reg_base == NULL) - mv643xx_reg_base = ioremap(PEGASOS2_MARVELL_REGBASE, - PEGASOS2_MARVELL_REGSIZE); - - if (mv643xx_reg_base == NULL) - return -ENOMEM; - -#ifdef BE_VERBOSE - printk("Pegasos II/Marvell MV64361: register remapped from %p to %p\n", - (void *)PEGASOS2_MARVELL_REGBASE, (void *)mv643xx_reg_base); -#endif - - MV_WRITE(MV64340_SRAM_CONFIG, 0); - - MV_WRITE(MV64340_INTEGRATED_SRAM_BASE_ADDR, PEGASOS2_SRAM_BASE >> 16); - - MV_READ(MV64340_BASE_ADDR_ENABLE, ALong); - ALong &= ~(1 << 19); - MV_WRITE(MV64340_BASE_ADDR_ENABLE, ALong); - - ALong = 0x02; - ALong |= PEGASOS2_SRAM_BASE & 0xffff0000; - MV_WRITE(MV643XX_ETH_BAR_4, ALong); - - MV_WRITE(MV643XX_ETH_SIZE_REG_4, (PEGASOS2_SRAM_SIZE-1) & 0xffff0000); - - MV_READ(MV643XX_ETH_BASE_ADDR_ENABLE_REG, ALong); - ALong &= ~(1 << 4); - MV_WRITE(MV643XX_ETH_BASE_ADDR_ENABLE_REG, ALong); - -#ifdef BE_VERBOSE - printk("Pegasos II/Marvell MV64361: register unmapped\n"); - printk("Pegasos II/Marvell MV64361: SRAM at %p, size=%x\n", (void*) PEGASOS2_SRAM_BASE, PEGASOS2_SRAM_SIZE); -#endif - - iounmap(mv643xx_reg_base); - mv643xx_reg_base = NULL; - - return 1; -} - - -/***********/ -/***********/ -int mv643xx_eth_add_pds(void) -{ - int ret = 0; - static struct pci_device_id pci_marvell_mv64360[] = { - { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, PCI_DEVICE_ID_MARVELL_MV64360) }, - { } - }; - -#ifdef BE_VERBOSE - printk("Pegasos II/Marvell MV64361: init\n"); -#endif - - if (pci_dev_present(pci_marvell_mv64360)) { - ret = platform_add_devices(mv643xx_eth_pd_devs, - ARRAY_SIZE(mv643xx_eth_pd_devs)); - - if ( Enable_SRAM() < 0) - { - eth0_pd.tx_sram_addr = 0; - eth0_pd.tx_sram_size = 0; - eth0_pd.rx_sram_addr = 0; - eth0_pd.rx_sram_size = 0; - - eth1_pd.tx_sram_addr = 0; - eth1_pd.tx_sram_size = 0; - eth1_pd.rx_sram_addr = 0; - eth1_pd.rx_sram_size = 0; - -#ifdef BE_VERBOSE - printk("Pegasos II/Marvell MV64361: Can't enable the " - "SRAM\n"); -#endif - } - } - -#ifdef BE_VERBOSE - printk("Pegasos II/Marvell MV64361: init is over\n"); -#endif - - return ret; -} - -device_initcall(mv643xx_eth_add_pds); |