diff options
Diffstat (limited to 'arch/ppc/platforms/mpc8272ads_setup.c')
| -rw-r--r-- | arch/ppc/platforms/mpc8272ads_setup.c | 367 |
1 files changed, 0 insertions, 367 deletions
diff --git a/arch/ppc/platforms/mpc8272ads_setup.c b/arch/ppc/platforms/mpc8272ads_setup.c deleted file mode 100644 index 47f4b38edb5f..000000000000 --- a/arch/ppc/platforms/mpc8272ads_setup.c +++ /dev/null @@ -1,367 +0,0 @@ -/* - * arch/ppc/platforms/mpc8272ads_setup.c - * - * MPC82xx Board-specific PlatformDevice descriptions - * - * 2005 (c) MontaVista Software, Inc. - * Vitaly Bordug <vbordug@ru.mvista.com> - * - * 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/device.h> -#include <linux/ioport.h> -#include <linux/fs_enet_pd.h> -#include <linux/platform_device.h> -#include <linux/phy.h> - -#include <asm/io.h> -#include <asm/mpc8260.h> -#include <asm/cpm2.h> -#include <asm/immap_cpm2.h> -#include <asm/irq.h> -#include <asm/ppc_sys.h> -#include <asm/ppcboot.h> -#include <linux/fs_uart_pd.h> - -#include "pq2ads_pd.h" - -static void init_fcc1_ioports(struct fs_platform_info*); -static void init_fcc2_ioports(struct fs_platform_info*); -static void init_scc1_uart_ioports(struct fs_uart_platform_info*); -static void init_scc4_uart_ioports(struct fs_uart_platform_info*); - -static struct fs_uart_platform_info mpc8272_uart_pdata[] = { - [fsid_scc1_uart] = { - .init_ioports = init_scc1_uart_ioports, - .fs_no = fsid_scc1_uart, - .brg = 1, - .tx_num_fifo = 4, - .tx_buf_size = 32, - .rx_num_fifo = 4, - .rx_buf_size = 32, - }, - [fsid_scc4_uart] = { - .init_ioports = init_scc4_uart_ioports, - .fs_no = fsid_scc4_uart, - .brg = 4, - .tx_num_fifo = 4, - .tx_buf_size = 32, - .rx_num_fifo = 4, - .rx_buf_size = 32, - }, -}; - -static struct fs_mii_bb_platform_info m82xx_mii_bb_pdata = { - .mdio_dat.bit = 18, - .mdio_dir.bit = 18, - .mdc_dat.bit = 19, - .delay = 1, -}; - -static struct fs_platform_info mpc82xx_enet_pdata[] = { - [fsid_fcc1] = { - .fs_no = fsid_fcc1, - .cp_page = CPM_CR_FCC1_PAGE, - .cp_block = CPM_CR_FCC1_SBLOCK, - - .clk_trx = (PC_F1RXCLK | PC_F1TXCLK), - .clk_route = CMX1_CLK_ROUTE, - .clk_mask = CMX1_CLK_MASK, - .init_ioports = init_fcc1_ioports, - - .mem_offset = FCC1_MEM_OFFSET, - - .rx_ring = 32, - .tx_ring = 32, - .rx_copybreak = 240, - .use_napi = 0, - .napi_weight = 17, - .bus_id = "0:00", - }, - [fsid_fcc2] = { - .fs_no = fsid_fcc2, - .cp_page = CPM_CR_FCC2_PAGE, - .cp_block = CPM_CR_FCC2_SBLOCK, - .clk_trx = (PC_F2RXCLK | PC_F2TXCLK), - .clk_route = CMX2_CLK_ROUTE, - .clk_mask = CMX2_CLK_MASK, - .init_ioports = init_fcc2_ioports, - - .mem_offset = FCC2_MEM_OFFSET, - - .rx_ring = 32, - .tx_ring = 32, - .rx_copybreak = 240, - .use_napi = 0, - .napi_weight = 17, - .bus_id = "0:03", - }, -}; - -static void init_fcc1_ioports(struct fs_platform_info* pdata) -{ - struct io_port *io; - u32 tempval; - cpm2_map_t* immap = ioremap(CPM_MAP_ADDR, sizeof(cpm2_map_t)); - u32 *bcsr = ioremap(BCSR_ADDR+4, sizeof(u32)); - - io = &immap->im_ioport; - - /* Enable the PHY */ - clrbits32(bcsr, BCSR1_FETHIEN); - setbits32(bcsr, BCSR1_FETH_RST); - - /* FCC1 pins are on port A/C. */ - /* Configure port A and C pins for FCC1 Ethernet. */ - - tempval = in_be32(&io->iop_pdira); - tempval &= ~PA1_DIRA0; - tempval |= PA1_DIRA1; - out_be32(&io->iop_pdira, tempval); - - tempval = in_be32(&io->iop_psora); - tempval &= ~PA1_PSORA0; - tempval |= PA1_PSORA1; - out_be32(&io->iop_psora, tempval); - - setbits32(&io->iop_ppara,PA1_DIRA0 | PA1_DIRA1); - - /* Alter clocks */ - tempval = PC_F1TXCLK|PC_F1RXCLK; - - clrbits32(&io->iop_psorc, tempval); - clrbits32(&io->iop_pdirc, tempval); - setbits32(&io->iop_pparc, tempval); - - clrbits32(&immap->im_cpmux.cmx_fcr, CMX1_CLK_MASK); - setbits32(&immap->im_cpmux.cmx_fcr, CMX1_CLK_ROUTE); - iounmap(bcsr); - iounmap(immap); -} - -static void init_fcc2_ioports(struct fs_platform_info* pdata) -{ - cpm2_map_t* immap = ioremap(CPM_MAP_ADDR, sizeof(cpm2_map_t)); - u32 *bcsr = ioremap(BCSR_ADDR+12, sizeof(u32)); - - struct io_port *io; - u32 tempval; - - immap = cpm2_immr; - - io = &immap->im_ioport; - - /* Enable the PHY */ - clrbits32(bcsr, BCSR3_FETHIEN2); - setbits32(bcsr, BCSR3_FETH2_RST); - - /* FCC2 are port B/C. */ - /* Configure port A and C pins for FCC2 Ethernet. */ - - 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); - - setbits32(&io->iop_pparb,PB2_DIRB0 | PB2_DIRB1); - - tempval = PC_F2RXCLK|PC_F2TXCLK; - - /* Alter clocks */ - clrbits32(&io->iop_psorc,tempval); - clrbits32(&io->iop_pdirc,tempval); - setbits32(&io->iop_pparc,tempval); - - clrbits32(&immap->im_cpmux.cmx_fcr, CMX2_CLK_MASK); - setbits32(&immap->im_cpmux.cmx_fcr, CMX2_CLK_ROUTE); - - iounmap(bcsr); - iounmap(immap); -} - - -static void __init mpc8272ads_fixup_enet_pdata(struct platform_device *pdev, - int idx) -{ - bd_t* bi = (void*)__res; - int fs_no = fsid_fcc1+pdev->id-1; - - if(fs_no >= ARRAY_SIZE(mpc82xx_enet_pdata)) { - return; - } - - mpc82xx_enet_pdata[fs_no].dpram_offset= - (u32)cpm2_immr->im_dprambase; - mpc82xx_enet_pdata[fs_no].fcc_regs_c = - (u32)cpm2_immr->im_fcc_c; - memcpy(&mpc82xx_enet_pdata[fs_no].macaddr,bi->bi_enetaddr,6); - - /* prevent dup mac */ - if(fs_no == fsid_fcc2) - mpc82xx_enet_pdata[fs_no].macaddr[5] ^= 1; - - pdev->dev.platform_data = &mpc82xx_enet_pdata[fs_no]; -} - -static void mpc8272ads_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(mpc8272_uart_pdata); - int id = fs_uart_id_scc2fsid(idx); - - /* no need to alter anything if console */ - if ((id < num) && (!pdev->dev.platform_data)) { - pinfo = &mpc8272_uart_pdata[id]; - pinfo->uart_clk = bd->bi_intfreq; - pdev->dev.platform_data = pinfo; - } -} - -static void init_scc1_uart_ioports(struct fs_uart_platform_info* pdata) -{ - cpm2_map_t* immap = ioremap(CPM_MAP_ADDR, sizeof(cpm2_map_t)); - - /* SCC1 is only on port D */ - setbits32(&immap->im_ioport.iop_ppard,0x00000003); - clrbits32(&immap->im_ioport.iop_psord,0x00000001); - setbits32(&immap->im_ioport.iop_psord,0x00000002); - clrbits32(&immap->im_ioport.iop_pdird,0x00000001); - setbits32(&immap->im_ioport.iop_pdird,0x00000002); - - /* Wire BRG1 to SCC1 */ - clrbits32(&immap->im_cpmux.cmx_scr,0x00ffffff); - - iounmap(immap); -} - -static void init_scc4_uart_ioports(struct fs_uart_platform_info* pdata) -{ - cpm2_map_t* immap = ioremap(CPM_MAP_ADDR, sizeof(cpm2_map_t)); - - setbits32(&immap->im_ioport.iop_ppard,0x00000600); - clrbits32(&immap->im_ioport.iop_psord,0x00000600); - clrbits32(&immap->im_ioport.iop_pdird,0x00000200); - setbits32(&immap->im_ioport.iop_pdird,0x00000400); - - /* Wire BRG4 to SCC4 */ - clrbits32(&immap->im_cpmux.cmx_scr,0x000000ff); - setbits32(&immap->im_cpmux.cmx_scr,0x0000001b); - - iounmap(immap); -} - -static void __init mpc8272ads_fixup_mdio_pdata(struct platform_device *pdev, - int idx) -{ - m82xx_mii_bb_pdata.irq[0] = PHY_INTERRUPT; - m82xx_mii_bb_pdata.irq[1] = PHY_POLL; - m82xx_mii_bb_pdata.irq[2] = PHY_POLL; - m82xx_mii_bb_pdata.irq[3] = PHY_INTERRUPT; - m82xx_mii_bb_pdata.irq[31] = PHY_POLL; - - - m82xx_mii_bb_pdata.mdio_dat.offset = - (u32)&cpm2_immr->im_ioport.iop_pdatc; - - m82xx_mii_bb_pdata.mdio_dir.offset = - (u32)&cpm2_immr->im_ioport.iop_pdirc; - - m82xx_mii_bb_pdata.mdc_dat.offset = - (u32)&cpm2_immr->im_ioport.iop_pdatc; - - - pdev->dev.platform_data = &m82xx_mii_bb_pdata; -} - -static int mpc8272ads_platform_notify(struct device *dev) -{ - static const struct platform_notify_dev_map dev_map[] = { - { - .bus_id = "fsl-cpm-fcc", - .rtn = mpc8272ads_fixup_enet_pdata, - }, - { - .bus_id = "fsl-cpm-scc:uart", - .rtn = mpc8272ads_fixup_uart_pdata, - }, - { - .bus_id = "fsl-bb-mdio", - .rtn = mpc8272ads_fixup_mdio_pdata, - }, - { - .bus_id = NULL - } - }; - platform_notify_map(dev_map,dev); - - return 0; - -} - -int __init mpc8272ads_init(void) -{ - printk(KERN_NOTICE "mpc8272ads: Init\n"); - - platform_notify = mpc8272ads_platform_notify; - - ppc_sys_device_initfunc(); - - ppc_sys_device_disable_all(); - ppc_sys_device_enable(MPC82xx_CPM_FCC1); - ppc_sys_device_enable(MPC82xx_CPM_FCC2); - - /* to be ready for console, let's attach pdata here */ -#ifdef CONFIG_SERIAL_CPM_SCC1 - ppc_sys_device_setfunc(MPC82xx_CPM_SCC1, PPC_SYS_FUNC_UART); - ppc_sys_device_enable(MPC82xx_CPM_SCC1); - -#endif - -#ifdef CONFIG_SERIAL_CPM_SCC4 - ppc_sys_device_setfunc(MPC82xx_CPM_SCC4, PPC_SYS_FUNC_UART); - ppc_sys_device_enable(MPC82xx_CPM_SCC4); -#endif - - ppc_sys_device_enable(MPC82xx_MDIO_BB); - - return 0; -} - -/* - To prevent confusion, console selection is gross: - by 0 assumed SCC1 and by 1 assumed SCC4 - */ -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 SCC4 here*/ - pdev = &ppc_sys_platform_devices[MPC82xx_CPM_SCC4]; - pinfo = &mpc8272_uart_pdata[fsid_scc4_uart]; - } else { /*over SCC1*/ - pdev = &ppc_sys_platform_devices[MPC82xx_CPM_SCC1]; - pinfo = &mpc8272_uart_pdata[fsid_scc1_uart]; - } - - pinfo->uart_clk = bd->bi_intfreq; - pdev->dev.platform_data = pinfo; - ppc_sys_fixup_mem_resource(pdev, CPM_MAP_ADDR); - return NULL; -} - -arch_initcall(mpc8272ads_init); |