diff options
Diffstat (limited to 'arch/m68knommu/platform/5307/nettel.c')
| -rw-r--r-- | arch/m68knommu/platform/5307/nettel.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/arch/m68knommu/platform/5307/nettel.c b/arch/m68knommu/platform/5307/nettel.c deleted file mode 100644 index e925ea4602f..00000000000 --- a/arch/m68knommu/platform/5307/nettel.c +++ /dev/null @@ -1,153 +0,0 @@ -/***************************************************************************/ - -/* - * nettel.c -- startup code support for the NETtel boards - * - * Copyright (C) 2009, Greg Ungerer (gerg@snapgear.com) - */ - -/***************************************************************************/ - -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/platform_device.h> -#include <asm/coldfire.h> -#include <asm/mcfsim.h> -#include <asm/nettel.h> - -/***************************************************************************/ - -/* - * Define the IO and interrupt resources of the 2 SMC9196 interfaces. - */ -#define NETTEL_SMC0_ADDR 0x30600300 -#define NETTEL_SMC0_IRQ 29 - -#define NETTEL_SMC1_ADDR 0x30600000 -#define NETTEL_SMC1_IRQ 27 - -/* - * We need some access into the SMC9196 registers. Define those registers - * we will need here (including the smc91x.h doesn't seem to give us these - * in a simple form). - */ -#define SMC91xx_BANKSELECT 14 -#define SMC91xx_BASEADDR 2 -#define SMC91xx_BASEMAC 4 - -/***************************************************************************/ - -static struct resource nettel_smc91x_0_resources[] = { - { - .start = NETTEL_SMC0_ADDR, - .end = NETTEL_SMC0_ADDR + 0x20, - .flags = IORESOURCE_MEM, - }, - { - .start = NETTEL_SMC0_IRQ, - .end = NETTEL_SMC0_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource nettel_smc91x_1_resources[] = { - { - .start = NETTEL_SMC1_ADDR, - .end = NETTEL_SMC1_ADDR + 0x20, - .flags = IORESOURCE_MEM, - }, - { - .start = NETTEL_SMC1_IRQ, - .end = NETTEL_SMC1_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device nettel_smc91x[] = { - { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(nettel_smc91x_0_resources), - .resource = nettel_smc91x_0_resources, - }, - { - .name = "smc91x", - .id = 1, - .num_resources = ARRAY_SIZE(nettel_smc91x_1_resources), - .resource = nettel_smc91x_1_resources, - }, -}; - -static struct platform_device *nettel_devices[] __initdata = { - &nettel_smc91x[0], - &nettel_smc91x[1], -}; - -/***************************************************************************/ - -static u8 nettel_macdefault[] __initdata = { - 0x00, 0xd0, 0xcf, 0x00, 0x00, 0x01, -}; - -/* - * Set flash contained MAC address into SMC9196 core. Make sure the flash - * MAC address is sane, and not an empty flash. If no good use the Moreton - * Bay default MAC address instead. - */ - -static void __init nettel_smc91x_setmac(unsigned int ioaddr, unsigned int flashaddr) -{ - u16 *macp; - - macp = (u16 *) flashaddr; - if ((macp[0] == 0xffff) && (macp[1] == 0xffff) && (macp[2] == 0xffff)) - macp = (u16 *) &nettel_macdefault[0]; - - writew(1, NETTEL_SMC0_ADDR + SMC91xx_BANKSELECT); - writew(macp[0], ioaddr + SMC91xx_BASEMAC); - writew(macp[1], ioaddr + SMC91xx_BASEMAC + 2); - writew(macp[2], ioaddr + SMC91xx_BASEMAC + 4); -} - -/***************************************************************************/ - -/* - * Re-map the address space of at least one of the SMC ethernet - * parts. Both parts power up decoding the same address, so we - * need to move one of them first, before doing anything else. - */ - -static void __init nettel_smc91x_init(void) -{ - writew(0x00ec, MCF_MBAR + MCFSIM_PADDR); - mcf_setppdata(0, 0x0080); - writew(1, NETTEL_SMC0_ADDR + SMC91xx_BANKSELECT); - writew(0x0067, NETTEL_SMC0_ADDR + SMC91xx_BASEADDR); - mcf_setppdata(0x0080, 0); - - /* Set correct chip select timing for SMC9196 accesses */ - writew(0x1180, MCF_MBAR + MCFSIM_CSCR3); - - /* Set the SMC interrupts to be auto-vectored */ - mcf_autovector(NETTEL_SMC0_IRQ); - mcf_autovector(NETTEL_SMC1_IRQ); - - /* Set MAC addresses from flash for both interfaces */ - nettel_smc91x_setmac(NETTEL_SMC0_ADDR, 0xf0006000); - nettel_smc91x_setmac(NETTEL_SMC1_ADDR, 0xf0006006); -} - -/***************************************************************************/ - -static int __init init_nettel(void) -{ - nettel_smc91x_init(); - platform_add_devices(nettel_devices, ARRAY_SIZE(nettel_devices)); - return 0; -} - -arch_initcall(init_nettel); - -/***************************************************************************/ |