X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/aedeeb1874e872189927c3c73cc039a2eb250586..cf7454face7940907b905bc0a677d15537a4be73:/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c index 0a403dd07..00da28286 100644 --- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c +++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c @@ -4,6 +4,7 @@ * for more details. * * Copyright (C) 2008 Maxime Bizon + * 2009 Florian Fainelli */ #include @@ -20,11 +21,107 @@ EXPORT_SYMBOL(bcm63xx_regs_base); const int *bcm63xx_irqs; EXPORT_SYMBOL(bcm63xx_irqs); +const unsigned long *bcm63xx_regs_spi; +EXPORT_SYMBOL(bcm63xx_regs_spi); + static u16 bcm63xx_cpu_id; static u16 bcm63xx_cpu_rev; static unsigned int bcm63xx_cpu_freq; static unsigned int bcm63xx_memory_size; +/* + * 6338 register sets and irqs + */ + +static const unsigned long bcm96338_regs_base[] = { + [RSET_DSL_LMEM] = BCM_6338_DSL_LMEM_BASE, + [RSET_PERF] = BCM_6338_PERF_BASE, + [RSET_TIMER] = BCM_6338_TIMER_BASE, + [RSET_WDT] = BCM_6338_WDT_BASE, + [RSET_UART0] = BCM_6338_UART0_BASE, + [RSET_GPIO] = BCM_6338_GPIO_BASE, + [RSET_SPI] = BCM_6338_SPI_BASE, + [RSET_OHCI0] = BCM_6338_OHCI0_BASE, + [RSET_OHCI_PRIV] = BCM_6338_OHCI_PRIV_BASE, + [RSET_USBH_PRIV] = BCM_6338_USBH_PRIV_BASE, + [RSET_UDC0] = BCM_6338_UDC0_BASE, + [RSET_MPI] = BCM_6338_MPI_BASE, + [RSET_PCMCIA] = BCM_6338_PCMCIA_BASE, + [RSET_SDRAM] = BCM_6338_SDRAM_BASE, + [RSET_DSL] = BCM_6338_DSL_BASE, + [RSET_ENET0] = BCM_6338_ENET0_BASE, + [RSET_ENET1] = BCM_6338_ENET1_BASE, + [RSET_ENETDMA] = BCM_6338_ENETDMA_BASE, + [RSET_MEMC] = BCM_6338_MEMC_BASE, + [RSET_DDR] = BCM_6338_DDR_BASE, +}; + +static const int bcm96338_irqs[] = { + [IRQ_TIMER] = BCM_6338_TIMER_IRQ, + [IRQ_SPI] = BCM_6338_SPI_IRQ, + [IRQ_UART0] = BCM_6338_UART0_IRQ, + [IRQ_DSL] = BCM_6338_DSL_IRQ, + [IRQ_UDC0] = BCM_6338_UDC0_IRQ, + [IRQ_ENET0] = BCM_6338_ENET0_IRQ, + [IRQ_ENET_PHY] = BCM_6338_ENET_PHY_IRQ, + [IRQ_ENET0_RXDMA] = BCM_6338_ENET0_RXDMA_IRQ, + [IRQ_ENET0_TXDMA] = BCM_6338_ENET0_TXDMA_IRQ, +}; + +static const unsigned long bcm96338_regs_spi[] = { + [SPI_CMD] = SPI_BCM_6338_SPI_CMD, + [SPI_INT_STATUS] = SPI_BCM_6338_SPI_INT_STATUS, + [SPI_INT_MASK_ST] = SPI_BCM_6338_SPI_MASK_INT_ST, + [SPI_INT_MASK] = SPI_BCM_6338_SPI_INT_MASK, + [SPI_ST] = SPI_BCM_6338_SPI_ST, + [SPI_CLK_CFG] = SPI_BCM_6338_SPI_CLK_CFG, + [SPI_FILL_BYTE] = SPI_BCM_6338_SPI_FILL_BYTE, + [SPI_MSG_TAIL] = SPI_BCM_6338_SPI_MSG_TAIL, + [SPI_RX_TAIL] = SPI_BCM_6338_SPI_RX_TAIL, + [SPI_MSG_CTL] = SPI_BCM_6338_SPI_MSG_CTL, + [SPI_MSG_DATA] = SPI_BCM_6338_SPI_MSG_DATA, + [SPI_RX_DATA] = SPI_BCM_6338_SPI_RX_DATA, +}; + +/* + * 6345 register sets and irqs + */ + +static const unsigned long bcm96345_regs_base[] = { + [RSET_DSL_LMEM] = BCM_6345_DSL_LMEM_BASE, + [RSET_PERF] = BCM_6345_PERF_BASE, + [RSET_TIMER] = BCM_6345_TIMER_BASE, + [RSET_WDT] = BCM_6345_WDT_BASE, + [RSET_UART0] = BCM_6345_UART0_BASE, + [RSET_GPIO] = BCM_6345_GPIO_BASE, + [RSET_SPI] = BCM_6345_SPI_BASE, + [RSET_UDC0] = BCM_6345_UDC0_BASE, + [RSET_OHCI0] = BCM_6345_OHCI0_BASE, + [RSET_OHCI_PRIV] = BCM_6345_OHCI_PRIV_BASE, + [RSET_USBH_PRIV] = BCM_6345_USBH_PRIV_BASE, + [RSET_MPI] = BCM_6345_MPI_BASE, + [RSET_PCMCIA] = BCM_6345_PCMCIA_BASE, + [RSET_DSL] = BCM_6345_DSL_BASE, + [RSET_ENET0] = BCM_6345_ENET0_BASE, + [RSET_ENET1] = BCM_6345_ENET1_BASE, + [RSET_ENETDMA] = BCM_6345_ENETDMA_BASE, + [RSET_EHCI0] = BCM_6345_EHCI0_BASE, + [RSET_SDRAM] = BCM_6345_SDRAM_BASE, + [RSET_MEMC] = BCM_6345_MEMC_BASE, + [RSET_DDR] = BCM_6345_DDR_BASE, +}; + +static const int bcm96345_irqs[] = { + [IRQ_TIMER] = BCM_6345_TIMER_IRQ, + [IRQ_UART0] = BCM_6345_UART0_IRQ, + [IRQ_DSL] = BCM_6345_DSL_IRQ, + [IRQ_UDC0] = BCM_6345_UDC0_IRQ, + [IRQ_ENET0] = BCM_6345_ENET0_IRQ, + [IRQ_ENET_PHY] = BCM_6345_ENET_PHY_IRQ, + [IRQ_ENET0_RXDMA] = BCM_6345_ENET0_RXDMA_IRQ, + [IRQ_ENET0_TXDMA] = BCM_6345_ENET0_TXDMA_IRQ, +}; + /* * 6348 register sets and irqs */ @@ -39,6 +136,7 @@ static const unsigned long bcm96348_regs_base[] = { [RSET_OHCI0] = BCM_6348_OHCI0_BASE, [RSET_OHCI_PRIV] = BCM_6348_OHCI_PRIV_BASE, [RSET_USBH_PRIV] = BCM_6348_USBH_PRIV_BASE, + [RSET_UDC0] = BCM_6348_UDC0_BASE, [RSET_MPI] = BCM_6348_MPI_BASE, [RSET_PCMCIA] = BCM_6348_PCMCIA_BASE, [RSET_SDRAM] = BCM_6348_SDRAM_BASE, @@ -52,8 +150,10 @@ static const unsigned long bcm96348_regs_base[] = { static const int bcm96348_irqs[] = { [IRQ_TIMER] = BCM_6348_TIMER_IRQ, + [IRQ_SPI] = BCM_6348_SPI_IRQ, [IRQ_UART0] = BCM_6348_UART0_IRQ, [IRQ_DSL] = BCM_6348_DSL_IRQ, + [IRQ_UDC0] = BCM_6348_UDC0_IRQ, [IRQ_ENET0] = BCM_6348_ENET0_IRQ, [IRQ_ENET1] = BCM_6348_ENET1_IRQ, [IRQ_ENET_PHY] = BCM_6348_ENET_PHY_IRQ, @@ -66,6 +166,21 @@ static const int bcm96348_irqs[] = { [IRQ_PCI] = BCM_6348_PCI_IRQ, }; +static const unsigned long bcm96348_regs_spi[] = { + [SPI_CMD] = SPI_BCM_6348_SPI_CMD, + [SPI_INT_STATUS] = SPI_BCM_6348_SPI_INT_STATUS, + [SPI_INT_MASK_ST] = SPI_BCM_6348_SPI_MASK_INT_ST, + [SPI_INT_MASK] = SPI_BCM_6348_SPI_INT_MASK, + [SPI_ST] = SPI_BCM_6348_SPI_ST, + [SPI_CLK_CFG] = SPI_BCM_6348_SPI_CLK_CFG, + [SPI_FILL_BYTE] = SPI_BCM_6348_SPI_FILL_BYTE, + [SPI_MSG_TAIL] = SPI_BCM_6348_SPI_MSG_TAIL, + [SPI_RX_TAIL] = SPI_BCM_6348_SPI_RX_TAIL, + [SPI_MSG_CTL] = SPI_BCM_6348_SPI_MSG_CTL, + [SPI_MSG_DATA] = SPI_BCM_6348_SPI_MSG_DATA, + [SPI_RX_DATA] = SPI_BCM_6348_SPI_RX_DATA, +}; + /* * 6358 register sets and irqs */ @@ -94,6 +209,7 @@ static const unsigned long bcm96358_regs_base[] = { static const int bcm96358_irqs[] = { [IRQ_TIMER] = BCM_6358_TIMER_IRQ, + [IRQ_SPI] = BCM_6358_SPI_IRQ, [IRQ_UART0] = BCM_6358_UART0_IRQ, [IRQ_DSL] = BCM_6358_DSL_IRQ, [IRQ_ENET0] = BCM_6358_ENET0_IRQ, @@ -109,6 +225,21 @@ static const int bcm96358_irqs[] = { [IRQ_PCI] = BCM_6358_PCI_IRQ, }; +static const unsigned long bcm96358_regs_spi[] = { + [SPI_CMD] = SPI_BCM_6358_SPI_CMD, + [SPI_INT_STATUS] = SPI_BCM_6358_SPI_INT_STATUS, + [SPI_INT_MASK_ST] = SPI_BCM_6358_SPI_MASK_INT_ST, + [SPI_INT_MASK] = SPI_BCM_6358_SPI_INT_MASK, + [SPI_ST] = SPI_BCM_6358_SPI_STATUS, + [SPI_CLK_CFG] = SPI_BCM_6358_SPI_CLK_CFG, + [SPI_FILL_BYTE] = SPI_BCM_6358_SPI_FILL_BYTE, + [SPI_MSG_TAIL] = SPI_BCM_6358_SPI_MSG_TAIL, + [SPI_RX_TAIL] = SPI_BCM_6358_SPI_RX_TAIL, + [SPI_MSG_CTL] = SPI_BCM_6358_MSG_CTL, + [SPI_MSG_DATA] = SPI_BCM_6358_SPI_MSG_DATA, + [SPI_RX_DATA] = SPI_BCM_6358_SPI_RX_DATA, +}; + u16 __bcm63xx_get_cpu_id(void) { return bcm63xx_cpu_id; @@ -137,6 +268,12 @@ static unsigned int detect_cpu_clock(void) { unsigned int tmp, n1 = 0, n2 = 0, m1 = 0; + if (BCMCPU_IS_6338()) + return 240000000; + + if (BCMCPU_IS_6345()) + return 140000000; + /* * frequency depends on PLL configuration: */ @@ -170,7 +307,10 @@ static unsigned int detect_memory_size(void) unsigned int cols = 0, rows = 0, is_32bits = 0, banks = 0; u32 val; - if (BCMCPU_IS_6348()) { + if (BCMCPU_IS_6345()) + return (8 * 1024 * 1024); + + if (BCMCPU_IS_6338() || BCMCPU_IS_6348()) { val = bcm_sdram_readl(SDRAM_CFG_REG); rows = (val & SDRAM_CFG_ROW_MASK) >> SDRAM_CFG_ROW_SHIFT; cols = (val & SDRAM_CFG_COL_MASK) >> SDRAM_CFG_COL_SHIFT; @@ -204,15 +344,28 @@ void __init bcm63xx_cpu_init(void) expected_cpu_id = 0; switch (c->cputype) { + case CPU_BCM3302: + expected_cpu_id = BCM6338_CPU_ID; + bcm63xx_regs_base = bcm96338_regs_base; + bcm63xx_irqs = bcm96338_irqs; + bcm63xx_regs_spi = bcm96338_regs_spi; + break; + case CPU_BCM6345: + expected_cpu_id = BCM6345_CPU_ID; + bcm63xx_regs_base = bcm96345_regs_base; + bcm63xx_irqs = bcm96345_irqs; + break; case CPU_BCM6348: expected_cpu_id = BCM6348_CPU_ID; bcm63xx_regs_base = bcm96348_regs_base; bcm63xx_irqs = bcm96348_irqs; + bcm63xx_regs_spi = bcm96348_regs_spi; break; case CPU_BCM6358: expected_cpu_id = BCM6358_CPU_ID; bcm63xx_regs_base = bcm96358_regs_base; bcm63xx_irqs = bcm96358_irqs; + bcm63xx_regs_spi = bcm96358_regs_spi; break; } @@ -238,7 +391,7 @@ void __init bcm63xx_cpu_init(void) printk(KERN_INFO "Detected Broadcom 0x%04x CPU revision %02x\n", bcm63xx_cpu_id, bcm63xx_cpu_rev); - printk(KERN_INFO "CPU frequency is %u MHz\n", + printk(KERN_INFO "CPU frequency is %u Hz\n", bcm63xx_cpu_freq); printk(KERN_INFO "%uMB of RAM installed\n", bcm63xx_memory_size >> 20);