diff options
Diffstat (limited to 'arch/powerpc/platforms/85xx')
| -rw-r--r-- | arch/powerpc/platforms/85xx/Kconfig | 21 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc8540_ads.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc85xx.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc85xx_ads.c | 120 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc85xx_ads.h | 61 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc85xx_cds.h | 2 |
7 files changed, 206 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig index c3268d9877e47..0584f3c7e8844 100644 --- a/arch/powerpc/platforms/85xx/Kconfig +++ b/arch/powerpc/platforms/85xx/Kconfig @@ -11,6 +11,12 @@ config MPC8540_ADS help This option enables support for the MPC 8540 ADS board +config MPC8560_ADS + bool "Freescale MPC8560 ADS" + select DEFAULT_UIMAGE + help + This option enables support for the MPC 8560 ADS board + config MPC85xx_CDS bool "Freescale MPC85xx CDS" select DEFAULT_UIMAGE @@ -25,6 +31,11 @@ config MPC8540 select PPC_INDIRECT_PCI default y if MPC8540_ADS || MPC85xx_CDS +config MPC8560 + bool + select PPC_INDIRECT_PCI + default y if MPC8560_ADS + config PPC_INDIRECT_PCI_BE bool depends on PPC_85xx @@ -34,4 +45,14 @@ config MPIC bool default y +config CPM2 + bool + depends on MPC8560 + default y + help + The CPM2 (Communications Processor Module) is a coprocessor on + embedded CPUs made by Motorola. Selecting this option means that + you wish to build a kernel for a machine with a CPM2 coprocessor + on it. + endmenu diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile index 7615aa59c78ba..282f5d0d01520 100644 --- a/arch/powerpc/platforms/85xx/Makefile +++ b/arch/powerpc/platforms/85xx/Makefile @@ -3,4 +3,5 @@ # obj-$(CONFIG_PPC_85xx) += misc.o pci.o obj-$(CONFIG_MPC8540_ADS) += mpc85xx_ads.o +obj-$(CONFIG_MPC8560_ADS) += mpc85xx_ads.o obj-$(CONFIG_MPC85xx_CDS) += mpc85xx_cds.o diff --git a/arch/powerpc/platforms/85xx/mpc8540_ads.h b/arch/powerpc/platforms/85xx/mpc8540_ads.h index c0d56d2bb5a56..da82f4c0fdac6 100644 --- a/arch/powerpc/platforms/85xx/mpc8540_ads.h +++ b/arch/powerpc/platforms/85xx/mpc8540_ads.h @@ -1,5 +1,5 @@ /* - * arch/ppc/platforms/85xx/mpc8540_ads.h + * arch/powerpc/platforms/85xx/mpc8540_ads.h * * MPC8540ADS board definitions * diff --git a/arch/powerpc/platforms/85xx/mpc85xx.h b/arch/powerpc/platforms/85xx/mpc85xx.h index b44db6268f3d0..83415db33378e 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx.h +++ b/arch/powerpc/platforms/85xx/mpc85xx.h @@ -1,5 +1,5 @@ /* - * arch/ppc/platforms/85xx/mpc85xx.h + * arch/powerpc/platforms/85xx/mpc85xx.h * * MPC85xx soc definitions/function decls * diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ads.c b/arch/powerpc/platforms/85xx/mpc85xx_ads.c index cae6b73357d5b..28070e7ae5074 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_ads.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_ads.c @@ -32,6 +32,13 @@ #include <sysdev/fsl_soc.h> #include "mpc85xx.h" +#ifdef CONFIG_CPM2 +#include <linux/fs_enet_pd.h> +#include <asm/cpm2.h> +#include <sysdev/cpm2_pic.h> +#include <asm/fs_pd.h> +#endif + #ifndef CONFIG_PCI unsigned long isa_io_base = 0; unsigned long isa_mem_base = 0; @@ -57,12 +64,29 @@ mpc85xx_pcibios_fixup(void) } #endif /* CONFIG_PCI */ +#ifdef CONFIG_CPM2 + +static void cpm2_cascade(unsigned int irq, struct irq_desc *desc, + struct pt_regs *regs) +{ + int cascade_irq; + + while ((cascade_irq = cpm2_get_irq(regs)) >= 0) { + generic_handle_irq(cascade_irq, regs); + } + desc->chip->eoi(irq); +} + +#endif /* CONFIG_CPM2 */ void __init mpc85xx_ads_pic_init(void) { struct mpic *mpic; struct resource r; struct device_node *np = NULL; +#ifdef CONFIG_CPM2 + int irq; +#endif np = of_find_node_by_type(np, "open-pic"); @@ -104,11 +128,103 @@ void __init mpc85xx_ads_pic_init(void) mpic_assign_isu(mpic, 14, r.start + 0x10100); mpic_init(mpic); + +#ifdef CONFIG_CPM2 + /* Setup CPM2 PIC */ + np = of_find_node_by_type(NULL, "cpm-pic"); + if (np == NULL) { + printk(KERN_ERR "PIC init: can not find cpm-pic node\n"); + return; + } + irq = irq_of_parse_and_map(np, 0); + + cpm2_pic_init(np); + set_irq_chained_handler(irq, cpm2_cascade); +#endif } /* * Setup the architecture */ +#ifdef CONFIG_CPM2 +void init_fcc_ioports(struct fs_platform_info *fpi) +{ + struct io_port *io = cpm2_map(im_ioport); + int fcc_no = fs_get_fcc_index(fpi->fs_no); + int target; + u32 tempval; + + switch(fcc_no) { + case 1: + tempval = in_be32(&io->iop_pdirb); + tempval &= ~PB2_DIRB0; + tempval |= PB2_DIRB1; + out_be32(&io->iop_pdirb, tempval); + + tempval = in_be32(&io->iop_psorb); + tempval &= ~PB2_PSORB0; + tempval |= PB2_PSORB1; + out_be32(&io->iop_psorb, tempval); + + tempval = in_be32(&io->iop_pparb); + tempval |= (PB2_DIRB0 | PB2_DIRB1); + out_be32(&io->iop_pparb, tempval); + + target = CPM_CLK_FCC2; + break; + case 2: + tempval = in_be32(&io->iop_pdirb); + tempval &= ~PB3_DIRB0; + tempval |= PB3_DIRB1; + out_be32(&io->iop_pdirb, tempval); + + tempval = in_be32(&io->iop_psorb); + tempval &= ~PB3_PSORB0; + tempval |= PB3_PSORB1; + out_be32(&io->iop_psorb, tempval); + + tempval = in_be32(&io->iop_pparb); + tempval |= (PB3_DIRB0 | PB3_DIRB1); + out_be32(&io->iop_pparb, tempval); + + tempval = in_be32(&io->iop_pdirc); + tempval |= PC3_DIRC1; + out_be32(&io->iop_pdirc, tempval); + + tempval = in_be32(&io->iop_pparc); + tempval |= PC3_DIRC1; + out_be32(&io->iop_pparc, tempval); + + target = CPM_CLK_FCC3; + break; + default: + printk(KERN_ERR "init_fcc_ioports: invalid FCC number\n"); + return; + } + + /* Port C has clocks...... */ + tempval = in_be32(&io->iop_psorc); + tempval &= ~(PC_CLK(fpi->clk_rx - 8) | PC_CLK(fpi->clk_tx - 8)); + out_be32(&io->iop_psorc, tempval); + + tempval = in_be32(&io->iop_pdirc); + tempval &= ~(PC_CLK(fpi->clk_rx - 8) | PC_CLK(fpi->clk_tx - 8)); + out_be32(&io->iop_pdirc, tempval); + tempval = in_be32(&io->iop_pparc); + tempval |= (PC_CLK(fpi->clk_rx - 8) | PC_CLK(fpi->clk_tx - 8)); + out_be32(&io->iop_pparc, tempval); + + cpm2_unmap(io); + + /* Configure Serial Interface clock routing. + * First, clear FCC bits to zero, + * then set the ones we want. + */ + cpm2_clk_setup(target, fpi->clk_rx, CPM_CLK_RX); + cpm2_clk_setup(target, fpi->clk_tx, CPM_CLK_TX); +} +#endif + static void __init mpc85xx_ads_setup_arch(void) { struct device_node *cpu; @@ -131,6 +247,10 @@ static void __init mpc85xx_ads_setup_arch(void) of_node_put(cpu); } +#ifdef CONFIG_CPM2 + cpm2_reset(); +#endif + #ifdef CONFIG_PCI for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) add_bridge(np); diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ads.h b/arch/powerpc/platforms/85xx/mpc85xx_ads.h new file mode 100644 index 0000000000000..effcbf78f8517 --- /dev/null +++ b/arch/powerpc/platforms/85xx/mpc85xx_ads.h @@ -0,0 +1,61 @@ +/* + * MPC85xx ADS board definitions + * + * Maintainer: Kumar Gala <galak@kernel.crashing.org> + * + * Copyright 2004 Freescale Semiconductor Inc. + * + * 2006 (c) MontaVista Software, Inc. + * Vitaly Bordug <vbordug@ru.mvista.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. + * + */ + +#ifndef __MACH_MPC85XXADS_H +#define __MACH_MPC85XXADS_H + +#include <linux/config.h> +#include <linux/initrd.h> +#include <sysdev/fsl_soc.h> + +#define BCSR_ADDR ((uint)0xf8000000) +#define BCSR_SIZE ((uint)(32 * 1024)) + +#ifdef CONFIG_CPM2 + +#define MPC85xx_CPM_OFFSET (0x80000) + +#define CPM_MAP_ADDR (get_immrbase() + MPC85xx_CPM_OFFSET) +#define CPM_IRQ_OFFSET 60 + +#define SIU_INT_SMC1 ((uint)0x04+CPM_IRQ_OFFSET) +#define SIU_INT_SMC2 ((uint)0x05+CPM_IRQ_OFFSET) +#define SIU_INT_SCC1 ((uint)0x28+CPM_IRQ_OFFSET) +#define SIU_INT_SCC2 ((uint)0x29+CPM_IRQ_OFFSET) +#define SIU_INT_SCC3 ((uint)0x2a+CPM_IRQ_OFFSET) +#define SIU_INT_SCC4 ((uint)0x2b+CPM_IRQ_OFFSET) + +/* FCC1 Clock Source Configuration. These can be + * redefined in the board specific file. + * Can only choose from CLK9-12 */ +#define F1_RXCLK 12 +#define F1_TXCLK 11 + +/* FCC2 Clock Source Configuration. These can be + * redefined in the board specific file. + * Can only choose from CLK13-16 */ +#define F2_RXCLK 13 +#define F2_TXCLK 14 + +/* FCC3 Clock Source Configuration. These can be + * redefined in the board specific file. + * Can only choose from CLK13-16 */ +#define F3_RXCLK 15 +#define F3_TXCLK 16 + +#endif /* CONFIG_CPM2 */ +#endif /* __MACH_MPC85XXADS_H */ diff --git a/arch/powerpc/platforms/85xx/mpc85xx_cds.h b/arch/powerpc/platforms/85xx/mpc85xx_cds.h index 671f54ff185ac..b251c9feb3dc2 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_cds.h +++ b/arch/powerpc/platforms/85xx/mpc85xx_cds.h @@ -1,5 +1,5 @@ /* - * arch/ppc/platforms/85xx/mpc85xx_cds_common.h + * arch/powerpc/platforms/85xx/mpc85xx_cds.h * * MPC85xx CDS board definitions * |