diff options
Diffstat (limited to 'arch/m68knommu/platform/527x/config.c')
| -rw-r--r-- | arch/m68knommu/platform/527x/config.c | 118 |
1 files changed, 117 insertions, 1 deletions
diff --git a/arch/m68knommu/platform/527x/config.c b/arch/m68knommu/platform/527x/config.c index 73cd1aef4a9..428b15922ef 100644 --- a/arch/m68knommu/platform/527x/config.c +++ b/arch/m68knommu/platform/527x/config.c @@ -50,8 +50,73 @@ static struct platform_device m527x_uart = { .dev.platform_data = m527x_uart_platform, }; +static struct resource m527x_fec0_resources[] = { + { + .start = MCF_MBAR + 0x1000, + .end = MCF_MBAR + 0x1000 + 0x7ff, + .flags = IORESOURCE_MEM, + }, + { + .start = 64 + 23, + .end = 64 + 23, + .flags = IORESOURCE_IRQ, + }, + { + .start = 64 + 27, + .end = 64 + 27, + .flags = IORESOURCE_IRQ, + }, + { + .start = 64 + 29, + .end = 64 + 29, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource m527x_fec1_resources[] = { + { + .start = MCF_MBAR + 0x1800, + .end = MCF_MBAR + 0x1800 + 0x7ff, + .flags = IORESOURCE_MEM, + }, + { + .start = 128 + 23, + .end = 128 + 23, + .flags = IORESOURCE_IRQ, + }, + { + .start = 128 + 27, + .end = 128 + 27, + .flags = IORESOURCE_IRQ, + }, + { + .start = 128 + 29, + .end = 128 + 29, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device m527x_fec[] = { + { + .name = "fec", + .id = 0, + .num_resources = ARRAY_SIZE(m527x_fec0_resources), + .resource = m527x_fec0_resources, + }, + { + .name = "fec", + .id = 1, + .num_resources = ARRAY_SIZE(m527x_fec1_resources), + .resource = m527x_fec1_resources, + }, +}; + static struct platform_device *m527x_devices[] __initdata = { &m527x_uart, + &m527x_fec[0], +#ifdef CONFIG_FEC2 + &m527x_fec[1], +#endif }; /***************************************************************************/ @@ -97,6 +162,56 @@ static void __init m527x_uarts_init(void) /***************************************************************************/ +static void __init m527x_fec_irq_init(int nr) +{ + unsigned long base; + u32 imr; + + base = MCF_IPSBAR + (nr ? MCFICM_INTC1 : MCFICM_INTC0); + + writeb(0x28, base + MCFINTC_ICR0 + 23); + writeb(0x27, base + MCFINTC_ICR0 + 27); + writeb(0x26, base + MCFINTC_ICR0 + 29); + + imr = readl(base + MCFINTC_IMRH); + imr &= ~0xf; + writel(imr, base + MCFINTC_IMRH); + imr = readl(base + MCFINTC_IMRL); + imr &= ~0xff800001; + writel(imr, base + MCFINTC_IMRL); +} + +static void __init m527x_fec_init(void) +{ + u16 par; + u8 v; + + m527x_fec_irq_init(0); + + /* Set multi-function pins to ethernet mode for fec0 */ +#if defined(CONFIG_M5271) + v = readb(MCF_IPSBAR + 0x100047); + writeb(v | 0xf0, MCF_IPSBAR + 0x100047); +#else + par = readw(MCF_IPSBAR + 0x100082); + writew(par | 0xf00, MCF_IPSBAR + 0x100082); + v = readb(MCF_IPSBAR + 0x100078); + writeb(v | 0xc0, MCF_IPSBAR + 0x100078); +#endif + +#ifdef CONFIG_FEC2 + m527x_fec_irq_init(1); + + /* Set multi-function pins to ethernet mode for fec1 */ + par = readw(MCF_IPSBAR + 0x100082); + writew(par | 0xa0, MCF_IPSBAR + 0x100082); + v = readb(MCF_IPSBAR + 0x100079); + writeb(v | 0xc0, MCF_IPSBAR + 0x100079); +#endif +} + +/***************************************************************************/ + void mcf_disableall(void) { *((volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH)) = 0xffffffff; @@ -116,13 +231,14 @@ void __init config_BSP(char *commandp, int size) { mcf_disableall(); mach_reset = coldfire_reset; + m527x_uarts_init(); + m527x_fec_init(); } /***************************************************************************/ static int __init init_BSP(void) { - m527x_uarts_init(); platform_add_devices(m527x_devices, ARRAY_SIZE(m527x_devices)); return 0; } |