Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Paul Mundt | 459 | 42.46% | 11 | 40.74% |
Magnus Damm | 400 | 37.00% | 9 | 33.33% |
Jean-Christophe Plagniol-Villard | 171 | 15.82% | 1 | 3.70% |
Andrew Morton | 37 | 3.42% | 1 | 3.70% |
Yoshinori Sato | 8 | 0.74% | 1 | 3.70% |
Aoi Shinkai | 2 | 0.19% | 1 | 3.70% |
Kuninori Morimoto | 2 | 0.19% | 1 | 3.70% |
Jeff Garzik | 1 | 0.09% | 1 | 3.70% |
Nobuhiro Iwamatsu | 1 | 0.09% | 1 | 3.70% |
Total | 1081 | 27 |
// SPDX-License-Identifier: GPL-2.0 /* * Renesas Technology Sales RTS7751R2D Support. * * Copyright (C) 2002 - 2006 Atom Create Engineering Co., Ltd. * Copyright (C) 2004 - 2007 Paul Mundt */ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> #include <linux/ata_platform.h> #include <linux/sm501.h> #include <linux/sm501-regs.h> #include <linux/pm.h> #include <linux/fb.h> #include <linux/spi/spi.h> #include <linux/spi/spi_bitbang.h> #include <asm/machvec.h> #include <mach/r2d.h> #include <asm/io.h> #include <asm/io_trapped.h> #include <asm/spi.h> static struct resource cf_ide_resources[] = { [0] = { .start = PA_AREA5_IO + 0x1000, .end = PA_AREA5_IO + 0x1000 + 0x10 - 0x2, .flags = IORESOURCE_MEM, }, [1] = { .start = PA_AREA5_IO + 0x80c, .end = PA_AREA5_IO + 0x80c, .flags = IORESOURCE_MEM, }, #ifndef CONFIG_RTS7751R2D_1 /* For R2D-1 polling is preferred */ [2] = { .start = IRQ_CF_IDE, .flags = IORESOURCE_IRQ, }, #endif }; static struct pata_platform_info pata_info = { .ioport_shift = 1, }; static struct platform_device cf_ide_device = { .name = "pata_platform", .id = -1, .num_resources = ARRAY_SIZE(cf_ide_resources), .resource = cf_ide_resources, .dev = { .platform_data = &pata_info, }, }; static struct spi_board_info spi_bus[] = { { .modalias = "rtc-r9701", .max_speed_hz = 1000000, .mode = SPI_MODE_3, }, }; static void r2d_chip_select(struct sh_spi_info *spi, int cs, int state) { BUG_ON(cs != 0); /* Single Epson RTC-9701JE attached on CS0 */ __raw_writew(state == BITBANG_CS_ACTIVE, PA_RTCCE); } static struct sh_spi_info spi_info = { .num_chipselect = 1, .chip_select = r2d_chip_select, }; static struct resource spi_sh_sci_resources[] = { { .start = 0xffe00000, .end = 0xffe0001f, .flags = IORESOURCE_MEM, }, }; static struct platform_device spi_sh_sci_device = { .name = "spi_sh_sci", .id = -1, .num_resources = ARRAY_SIZE(spi_sh_sci_resources), .resource = spi_sh_sci_resources, .dev = { .platform_data = &spi_info, }, }; static struct resource heartbeat_resources[] = { [0] = { .start = PA_OUTPORT, .end = PA_OUTPORT, .flags = IORESOURCE_MEM, }, }; static struct platform_device heartbeat_device = { .name = "heartbeat", .id = -1, .num_resources = ARRAY_SIZE(heartbeat_resources), .resource = heartbeat_resources, }; static struct resource sm501_resources[] = { [0] = { .start = 0x10000000, .end = 0x13e00000 - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = 0x13e00000, .end = 0x13ffffff, .flags = IORESOURCE_MEM, }, [2] = { .start = IRQ_VOYAGER, .flags = IORESOURCE_IRQ, }, }; static struct fb_videomode sm501_default_mode = { .pixclock = 35714, .xres = 640, .yres = 480, .left_margin = 105, .right_margin = 50, .upper_margin = 35, .lower_margin = 0, .hsync_len = 96, .vsync_len = 2, .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, }; static struct sm501_platdata_fbsub sm501_pdata_fbsub_pnl = { .def_bpp = 16, .def_mode = &sm501_default_mode, .flags = SM501FB_FLAG_USE_INIT_MODE | SM501FB_FLAG_USE_HWCURSOR | SM501FB_FLAG_USE_HWACCEL | SM501FB_FLAG_DISABLE_AT_EXIT, }; static struct sm501_platdata_fbsub sm501_pdata_fbsub_crt = { .flags = (SM501FB_FLAG_USE_INIT_MODE | SM501FB_FLAG_USE_HWCURSOR | SM501FB_FLAG_USE_HWACCEL | SM501FB_FLAG_DISABLE_AT_EXIT), }; static struct sm501_platdata_fb sm501_fb_pdata = { .fb_route = SM501_FB_OWN, .fb_crt = &sm501_pdata_fbsub_crt, .fb_pnl = &sm501_pdata_fbsub_pnl, .flags = SM501_FBPD_SWAP_FB_ENDIAN, }; static struct sm501_initdata sm501_initdata = { .devices = SM501_USE_USB_HOST | SM501_USE_UART0, }; static struct sm501_platdata sm501_platform_data = { .init = &sm501_initdata, .fb = &sm501_fb_pdata, }; static struct platform_device sm501_device = { .name = "sm501", .id = -1, .dev = { .platform_data = &sm501_platform_data, }, .num_resources = ARRAY_SIZE(sm501_resources), .resource = sm501_resources, }; static struct mtd_partition r2d_partitions[] = { { .name = "U-Boot", .offset = 0x00000000, .size = 0x00040000, .mask_flags = MTD_WRITEABLE, }, { .name = "Environment", .offset = MTDPART_OFS_NXTBLK, .size = 0x00040000, .mask_flags = MTD_WRITEABLE, }, { .name = "Kernel", .offset = MTDPART_OFS_NXTBLK, .size = 0x001c0000, }, { .name = "Flash_FS", .offset = MTDPART_OFS_NXTBLK, .size = MTDPART_SIZ_FULL, } }; static struct physmap_flash_data flash_data = { .width = 2, .nr_parts = ARRAY_SIZE(r2d_partitions), .parts = r2d_partitions, }; static struct resource flash_resource = { .start = 0x00000000, .end = 0x02000000, .flags = IORESOURCE_MEM, }; static struct platform_device flash_device = { .name = "physmap-flash", .id = -1, .resource = &flash_resource, .num_resources = 1, .dev = { .platform_data = &flash_data, }, }; static struct platform_device *rts7751r2d_devices[] __initdata = { &sm501_device, &heartbeat_device, &spi_sh_sci_device, }; /* * The CF is connected with a 16-bit bus where 8-bit operations are * unsupported. The linux ata driver is however using 8-bit operations, so * insert a trapped io filter to convert 8-bit operations into 16-bit. */ static struct trapped_io cf_trapped_io = { .resource = cf_ide_resources, .num_resources = 2, .minimum_bus_width = 16, }; static int __init rts7751r2d_devices_setup(void) { if (register_trapped_io(&cf_trapped_io) == 0) platform_device_register(&cf_ide_device); if (mach_is_r2d_plus()) platform_device_register(&flash_device); spi_register_board_info(spi_bus, ARRAY_SIZE(spi_bus)); return platform_add_devices(rts7751r2d_devices, ARRAY_SIZE(rts7751r2d_devices)); } device_initcall(rts7751r2d_devices_setup); static void rts7751r2d_power_off(void) { __raw_writew(0x0001, PA_POWOFF); } /* * Initialize the board */ static void __init rts7751r2d_setup(char **cmdline_p) { void __iomem *sm501_reg; u16 ver = __raw_readw(PA_VERREG); printk(KERN_INFO "Renesas Technology Sales RTS7751R2D support.\n"); printk(KERN_INFO "FPGA version:%d (revision:%d)\n", (ver >> 4) & 0xf, ver & 0xf); __raw_writew(0x0000, PA_OUTPORT); pm_power_off = rts7751r2d_power_off; /* sm501 dram configuration: * ColSizeX = 11 - External Memory Column Size: 256 words. * APX = 1 - External Memory Active to Pre-Charge Delay: 7 clocks. * RstX = 1 - External Memory Reset: Normal. * Rfsh = 1 - Local Memory Refresh to Command Delay: 12 clocks. * BwC = 1 - Local Memory Block Write Cycle Time: 2 clocks. * BwP = 1 - Local Memory Block Write to Pre-Charge Delay: 1 clock. * AP = 1 - Internal Memory Active to Pre-Charge Delay: 7 clocks. * Rst = 1 - Internal Memory Reset: Normal. * RA = 1 - Internal Memory Remain in Active State: Do not remain. */ sm501_reg = (void __iomem *)0xb3e00000 + SM501_DRAM_CONTROL; writel(readl(sm501_reg) | 0x00f107c0, sm501_reg); } /* * The Machine Vector */ static struct sh_machine_vector mv_rts7751r2d __initmv = { .mv_name = "RTS7751R2D", .mv_setup = rts7751r2d_setup, .mv_init_irq = init_rts7751r2d_IRQ, .mv_irq_demux = rts7751r2d_irq_demux, };
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