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Diffstat (limited to 'arch/ppc/platforms/mpc885ads_setup.c')
-rw-r--r--arch/ppc/platforms/mpc885ads_setup.c476
1 files changed, 0 insertions, 476 deletions
diff --git a/arch/ppc/platforms/mpc885ads_setup.c b/arch/ppc/platforms/mpc885ads_setup.c
deleted file mode 100644
index ba06cc08cdab..000000000000
--- a/arch/ppc/platforms/mpc885ads_setup.c
+++ /dev/null
@@ -1,476 +0,0 @@
-/*arch/ppc/platforms/mpc885ads_setup.c
- *
- * Platform setup for the Freescale mpc885ads board
- *
- * Vitaly Bordug <vbordug@ru.mvista.com>
- *
- * Copyright 2005 MontaVista Software Inc.
- *
- * This file is licensed under the terms of the GNU General Public License
- * version 2. This program is licensed "as is" without any warranty of any
- * kind, whether express or implied.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/param.h>
-#include <linux/string.h>
-#include <linux/ioport.h>
-#include <linux/device.h>
-
-#include <linux/fs_enet_pd.h>
-#include <linux/fs_uart_pd.h>
-#include <linux/mii.h>
-
-#include <asm/delay.h>
-#include <asm/io.h>
-#include <asm/machdep.h>
-#include <asm/page.h>
-#include <asm/processor.h>
-#include <asm/system.h>
-#include <asm/time.h>
-#include <asm/ppcboot.h>
-#include <asm/8xx_immap.h>
-#include <asm/cpm1.h>
-#include <asm/ppc_sys.h>
-
-extern unsigned char __res[];
-static void setup_smc1_ioports(struct fs_uart_platform_info*);
-static void setup_smc2_ioports(struct fs_uart_platform_info*);
-
-static struct fs_mii_fec_platform_info mpc8xx_mdio_fec_pdata;
-static void setup_fec1_ioports(struct fs_platform_info*);
-static void setup_fec2_ioports(struct fs_platform_info*);
-static void setup_scc3_ioports(struct fs_platform_info*);
-
-static struct fs_uart_platform_info mpc885_uart_pdata[] = {
- [fsid_smc1_uart] = {
- .brg = 1,
- .fs_no = fsid_smc1_uart,
- .init_ioports = setup_smc1_ioports,
- .tx_num_fifo = 4,
- .tx_buf_size = 32,
- .rx_num_fifo = 4,
- .rx_buf_size = 32,
- },
- [fsid_smc2_uart] = {
- .brg = 2,
- .fs_no = fsid_smc2_uart,
- .init_ioports = setup_smc2_ioports,
- .tx_num_fifo = 4,
- .tx_buf_size = 32,
- .rx_num_fifo = 4,
- .rx_buf_size = 32,
- },
-};
-
-static struct fs_platform_info mpc8xx_enet_pdata[] = {
- [fsid_fec1] = {
- .rx_ring = 128,
- .tx_ring = 16,
- .rx_copybreak = 240,
-
- .use_napi = 1,
- .napi_weight = 17,
-
- .init_ioports = setup_fec1_ioports,
-
- .bus_id = "0:00",
- .has_phy = 1,
- },
- [fsid_fec2] = {
- .rx_ring = 128,
- .tx_ring = 16,
- .rx_copybreak = 240,
-
- .use_napi = 1,
- .napi_weight = 17,
-
- .init_ioports = setup_fec2_ioports,
-
- .bus_id = "0:01",
- .has_phy = 1,
- },
- [fsid_scc3] = {
- .rx_ring = 64,
- .tx_ring = 8,
- .rx_copybreak = 240,
-
- .use_napi = 1,
- .napi_weight = 17,
-
- .init_ioports = setup_scc3_ioports,
-#ifdef CONFIG_FIXED_MII_10_FDX
- .bus_id = "fixed@100:1",
-#else
- .bus_id = "0:02",
- #endif
- },
-};
-
-void __init board_init(void)
-{
- cpm8xx_t *cp = cpmp;
- unsigned int *bcsr_io;
-
-#ifdef CONFIG_FS_ENET
- immap_t *immap = (immap_t *) IMAP_ADDR;
-#endif
- bcsr_io = ioremap(BCSR1, sizeof(unsigned long));
-
- if (bcsr_io == NULL) {
- printk(KERN_CRIT "Could not remap BCSR\n");
- return;
- }
-#ifdef CONFIG_SERIAL_CPM_SMC1
- cp->cp_simode &= ~(0xe0000000 >> 17); /* brg1 */
- clrbits32(bcsr_io, BCSR1_RS232EN_1);
- cp->cp_smc[0].smc_smcm |= (SMCM_RX | SMCM_TX);
- cp->cp_smc[0].smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
-#else
- setbits32(bcsr_io,BCSR1_RS232EN_1);
- cp->cp_smc[0].smc_smcmr = 0;
- cp->cp_smc[0].smc_smce = 0;
-#endif
-
-#ifdef CONFIG_SERIAL_CPM_SMC2
- cp->cp_simode &= ~(0xe0000000 >> 1);
- cp->cp_simode |= (0x20000000 >> 1); /* brg2 */
- clrbits32(bcsr_io,BCSR1_RS232EN_2);
- cp->cp_smc[1].smc_smcm |= (SMCM_RX | SMCM_TX);
- cp->cp_smc[1].smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
-#else
- setbits32(bcsr_io,BCSR1_RS232EN_2);
- cp->cp_smc[1].smc_smcmr = 0;
- cp->cp_smc[1].smc_smce = 0;
-#endif
- iounmap(bcsr_io);
-
-#ifdef CONFIG_FS_ENET
- /* use MDC for MII (common) */
- setbits16(&immap->im_ioport.iop_pdpar, 0x0080);
- clrbits16(&immap->im_ioport.iop_pddir, 0x0080);
- bcsr_io = ioremap(BCSR5, sizeof(unsigned long));
- clrbits32(bcsr_io,BCSR5_MII1_EN);
- clrbits32(bcsr_io,BCSR5_MII1_RST);
-#ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2
- clrbits32(bcsr_io,BCSR5_MII2_EN);
- clrbits32(bcsr_io,BCSR5_MII2_RST);
-#endif
- iounmap(bcsr_io);
-#endif
-}
-
-static void setup_fec1_ioports(struct fs_platform_info* pdata)
-{
- immap_t *immap = (immap_t *) IMAP_ADDR;
-
- /* configure FEC1 pins */
- setbits16(&immap->im_ioport.iop_papar, 0xf830);
- setbits16(&immap->im_ioport.iop_padir, 0x0830);
- clrbits16(&immap->im_ioport.iop_padir, 0xf000);
- setbits32(&immap->im_cpm.cp_pbpar, 0x00001001);
-
- clrbits32(&immap->im_cpm.cp_pbdir, 0x00001001);
- setbits16(&immap->im_ioport.iop_pcpar, 0x000c);
- clrbits16(&immap->im_ioport.iop_pcdir, 0x000c);
- setbits32(&immap->im_cpm.cp_pepar, 0x00000003);
-
- setbits32(&immap->im_cpm.cp_pedir, 0x00000003);
- clrbits32(&immap->im_cpm.cp_peso, 0x00000003);
- clrbits32(&immap->im_cpm.cp_cptr, 0x00000100);
-}
-
-static void setup_fec2_ioports(struct fs_platform_info* pdata)
-{
- immap_t *immap = (immap_t *) IMAP_ADDR;
-
- /* configure FEC2 pins */
- setbits32(&immap->im_cpm.cp_pepar, 0x0003fffc);
- setbits32(&immap->im_cpm.cp_pedir, 0x0003fffc);
- clrbits32(&immap->im_cpm.cp_peso, 0x000087fc);
- setbits32(&immap->im_cpm.cp_peso, 0x00037800);
- clrbits32(&immap->im_cpm.cp_cptr, 0x00000080);
-}
-
-static void setup_scc3_ioports(struct fs_platform_info* pdata)
-{
- immap_t *immap = (immap_t *) IMAP_ADDR;
- unsigned *bcsr_io;
-
- bcsr_io = ioremap(BCSR_ADDR, BCSR_SIZE);
-
- if (bcsr_io == NULL) {
- printk(KERN_CRIT "Could not remap BCSR\n");
- return;
- }
-
- /* Enable the PHY.
- */
- clrbits32(bcsr_io+4, BCSR4_ETH10_RST);
- udelay(1000);
- setbits32(bcsr_io+4, BCSR4_ETH10_RST);
- /* Configure port A pins for Txd and Rxd.
- */
- setbits16(&immap->im_ioport.iop_papar, PA_ENET_RXD | PA_ENET_TXD);
- clrbits16(&immap->im_ioport.iop_padir, PA_ENET_RXD | PA_ENET_TXD);
-
- /* Configure port C pins to enable CLSN and RENA.
- */
- clrbits16(&immap->im_ioport.iop_pcpar, PC_ENET_CLSN | PC_ENET_RENA);
- clrbits16(&immap->im_ioport.iop_pcdir, PC_ENET_CLSN | PC_ENET_RENA);
- setbits16(&immap->im_ioport.iop_pcso, PC_ENET_CLSN | PC_ENET_RENA);
-
- /* Configure port E for TCLK and RCLK.
- */
- setbits32(&immap->im_cpm.cp_pepar, PE_ENET_TCLK | PE_ENET_RCLK);
- clrbits32(&immap->im_cpm.cp_pepar, PE_ENET_TENA);
- clrbits32(&immap->im_cpm.cp_pedir,
- PE_ENET_TCLK | PE_ENET_RCLK | PE_ENET_TENA);
- clrbits32(&immap->im_cpm.cp_peso, PE_ENET_TCLK | PE_ENET_RCLK);
- setbits32(&immap->im_cpm.cp_peso, PE_ENET_TENA);
-
- /* Configure Serial Interface clock routing.
- * First, clear all SCC bits to zero, then set the ones we want.
- */
- clrbits32(&immap->im_cpm.cp_sicr, SICR_ENET_MASK);
- setbits32(&immap->im_cpm.cp_sicr, SICR_ENET_CLKRT);
-
- /* Disable Rx and Tx. SMC1 sshould be stopped if SCC3 eternet are used.
- */
- immap->im_cpm.cp_smc[0].smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
- /* On the MPC885ADS SCC ethernet PHY is initialized in the full duplex mode
- * by H/W setting after reset. SCC ethernet controller support only half duplex.
- * This discrepancy of modes causes a lot of carrier lost errors.
- */
-
- /* In the original SCC enet driver the following code is placed at
- the end of the initialization */
- setbits32(&immap->im_cpm.cp_pepar, PE_ENET_TENA);
- clrbits32(&immap->im_cpm.cp_pedir, PE_ENET_TENA);
- setbits32(&immap->im_cpm.cp_peso, PE_ENET_TENA);
-
- setbits32(bcsr_io+4, BCSR1_ETHEN);
- iounmap(bcsr_io);
-}
-
-static int mac_count = 0;
-
-static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
-{
- struct fs_platform_info *fpi;
- bd_t *bd = (bd_t *) __res;
- char *e;
- int i;
-
- if(fs_no >= ARRAY_SIZE(mpc8xx_enet_pdata)) {
- printk(KERN_ERR"No network-suitable #%d device on bus", fs_no);
- return;
- }
-
- fpi = &mpc8xx_enet_pdata[fs_no];
-
- switch (fs_no) {
- case fsid_fec1:
- fpi->init_ioports = &setup_fec1_ioports;
- break;
- case fsid_fec2:
- fpi->init_ioports = &setup_fec2_ioports;
- break;
- case fsid_scc3:
- fpi->init_ioports = &setup_scc3_ioports;
- break;
- default:
- printk(KERN_WARNING "Device %s is not supported!\n", pdev->name);
- return;
- }
-
- pdev->dev.platform_data = fpi;
- fpi->fs_no = fs_no;
-
- e = (unsigned char *)&bd->bi_enetaddr;
- for (i = 0; i < 6; i++)
- fpi->macaddr[i] = *e++;
-
- fpi->macaddr[5] += mac_count++;
-
-}
-
-static void mpc885ads_fixup_fec_enet_pdata(struct platform_device *pdev,
- int idx)
-{
- /* This is for FEC devices only */
- if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-fec")))
- return;
- mpc885ads_fixup_enet_pdata(pdev, fsid_fec1 + pdev->id - 1);
-}
-
-static void __init mpc885ads_fixup_scc_enet_pdata(struct platform_device *pdev,
- int idx)
-{
- /* This is for SCC devices only */
- if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-scc")))
- return;
-
- mpc885ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1);
-}
-
-static void setup_smc1_ioports(struct fs_uart_platform_info* pdata)
-{
- immap_t *immap = (immap_t *) IMAP_ADDR;
- unsigned *bcsr_io;
- unsigned int iobits = 0x000000c0;
-
- bcsr_io = ioremap(BCSR1, sizeof(unsigned long));
-
- if (bcsr_io == NULL) {
- printk(KERN_CRIT "Could not remap BCSR1\n");
- return;
- }
- clrbits32(bcsr_io,BCSR1_RS232EN_1);
- iounmap(bcsr_io);
-
- setbits32(&immap->im_cpm.cp_pbpar, iobits);
- clrbits32(&immap->im_cpm.cp_pbdir, iobits);
- clrbits16(&immap->im_cpm.cp_pbodr, iobits);
-}
-
-static void setup_smc2_ioports(struct fs_uart_platform_info* pdata)
-{
- immap_t *immap = (immap_t *) IMAP_ADDR;
- unsigned *bcsr_io;
- unsigned int iobits = 0x00000c00;
-
- bcsr_io = ioremap(BCSR1, sizeof(unsigned long));
-
- if (bcsr_io == NULL) {
- printk(KERN_CRIT "Could not remap BCSR1\n");
- return;
- }
- clrbits32(bcsr_io,BCSR1_RS232EN_2);
- iounmap(bcsr_io);
-
-#ifndef CONFIG_SERIAL_CPM_ALT_SMC2
- setbits32(&immap->im_cpm.cp_pbpar, iobits);
- clrbits32(&immap->im_cpm.cp_pbdir, iobits);
- clrbits16(&immap->im_cpm.cp_pbodr, iobits);
-#else
- setbits16(&immap->im_ioport.iop_papar, iobits);
- clrbits16(&immap->im_ioport.iop_padir, iobits);
- clrbits16(&immap->im_ioport.iop_paodr, iobits);
-#endif
-}
-
-static void __init mpc885ads_fixup_uart_pdata(struct platform_device *pdev,
- int idx)
-{
- bd_t *bd = (bd_t *) __res;
- struct fs_uart_platform_info *pinfo;
- int num = ARRAY_SIZE(mpc885_uart_pdata);
-
- int id = fs_uart_id_smc2fsid(idx);
-
- /* no need to alter anything if console */
- if ((id < num) && (!pdev->dev.platform_data)) {
- pinfo = &mpc885_uart_pdata[id];
- pinfo->uart_clk = bd->bi_intfreq;
- pdev->dev.platform_data = pinfo;
- }
-}
-
-
-static int mpc885ads_platform_notify(struct device *dev)
-{
-
- static const struct platform_notify_dev_map dev_map[] = {
- {
- .bus_id = "fsl-cpm-fec",
- .rtn = mpc885ads_fixup_fec_enet_pdata,
- },
- {
- .bus_id = "fsl-cpm-scc",
- .rtn = mpc885ads_fixup_scc_enet_pdata,
- },
- {
- .bus_id = "fsl-cpm-smc:uart",
- .rtn = mpc885ads_fixup_uart_pdata
- },
- {
- .bus_id = NULL
- }
- };
-
- platform_notify_map(dev_map,dev);
-
- return 0;
-}
-
-int __init mpc885ads_init(void)
-{
- struct fs_mii_fec_platform_info* fmpi;
- bd_t *bd = (bd_t *) __res;
-
- printk(KERN_NOTICE "mpc885ads: Init\n");
-
- platform_notify = mpc885ads_platform_notify;
-
- ppc_sys_device_initfunc();
- ppc_sys_device_disable_all();
-
- ppc_sys_device_enable(MPC8xx_CPM_FEC1);
-
- ppc_sys_device_enable(MPC8xx_MDIO_FEC);
- fmpi = ppc_sys_platform_devices[MPC8xx_MDIO_FEC].dev.platform_data =
- &mpc8xx_mdio_fec_pdata;
-
- fmpi->mii_speed = ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1;
-
- /* No PHY interrupt line here */
- fmpi->irq[0xf] = SIU_IRQ7;
-
-#ifdef CONFIG_MPC8xx_SECOND_ETH_SCC3
- ppc_sys_device_enable(MPC8xx_CPM_SCC3);
-
-#endif
-#ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2
- ppc_sys_device_enable(MPC8xx_CPM_FEC2);
-#endif
-
-#ifdef CONFIG_SERIAL_CPM_SMC1
- ppc_sys_device_enable(MPC8xx_CPM_SMC1);
- ppc_sys_device_setfunc(MPC8xx_CPM_SMC1, PPC_SYS_FUNC_UART);
-#endif
-
-#ifdef CONFIG_SERIAL_CPM_SMC2
- ppc_sys_device_enable(MPC8xx_CPM_SMC2);
- ppc_sys_device_setfunc(MPC8xx_CPM_SMC2, PPC_SYS_FUNC_UART);
-#endif
- return 0;
-}
-
-arch_initcall(mpc885ads_init);
-
-/*
- To prevent confusion, console selection is gross:
- by 0 assumed SMC1 and by 1 assumed SMC2
- */
-struct platform_device* early_uart_get_pdev(int index)
-{
- bd_t *bd = (bd_t *) __res;
- struct fs_uart_platform_info *pinfo;
-
- struct platform_device* pdev = NULL;
- if(index) { /*assume SMC2 here*/
- pdev = &ppc_sys_platform_devices[MPC8xx_CPM_SMC2];
- pinfo = &mpc885_uart_pdata[1];
- } else { /*over SMC1*/
- pdev = &ppc_sys_platform_devices[MPC8xx_CPM_SMC1];
- pinfo = &mpc885_uart_pdata[0];
- }
-
- pinfo->uart_clk = bd->bi_intfreq;
- pdev->dev.platform_data = pinfo;
- ppc_sys_fixup_mem_resource(pdev, IMAP_ADDR);
- return NULL;
-}
-
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-26 04:31:58 +0300