cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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aspenite.c (6457B)


      1// SPDX-License-Identifier: GPL-2.0-only
      2/*
      3 *  linux/arch/arm/mach-mmp/aspenite.c
      4 *
      5 *  Support for the Marvell PXA168-based Aspenite and Zylonite2
      6 *  Development Platform.
      7 */
      8#include <linux/gpio.h>
      9#include <linux/gpio-pxa.h>
     10#include <linux/init.h>
     11#include <linux/kernel.h>
     12#include <linux/platform_device.h>
     13#include <linux/smc91x.h>
     14#include <linux/mtd/mtd.h>
     15#include <linux/mtd/partitions.h>
     16#include <linux/mtd/rawnand.h>
     17#include <linux/interrupt.h>
     18#include <linux/platform_data/mv_usb.h>
     19
     20#include <asm/mach-types.h>
     21#include <asm/mach/arch.h>
     22#include <video/pxa168fb.h>
     23#include <linux/input.h>
     24#include <linux/platform_data/keypad-pxa27x.h>
     25
     26#include "addr-map.h"
     27#include "mfp-pxa168.h"
     28#include "pxa168.h"
     29#include "pxa910.h"
     30#include "irqs.h"
     31#include "common.h"
     32
     33static unsigned long common_pin_config[] __initdata = {
     34	/* Data Flash Interface */
     35	GPIO0_DFI_D15,
     36	GPIO1_DFI_D14,
     37	GPIO2_DFI_D13,
     38	GPIO3_DFI_D12,
     39	GPIO4_DFI_D11,
     40	GPIO5_DFI_D10,
     41	GPIO6_DFI_D9,
     42	GPIO7_DFI_D8,
     43	GPIO8_DFI_D7,
     44	GPIO9_DFI_D6,
     45	GPIO10_DFI_D5,
     46	GPIO11_DFI_D4,
     47	GPIO12_DFI_D3,
     48	GPIO13_DFI_D2,
     49	GPIO14_DFI_D1,
     50	GPIO15_DFI_D0,
     51
     52	/* Static Memory Controller */
     53	GPIO18_SMC_nCS0,
     54	GPIO34_SMC_nCS1,
     55	GPIO23_SMC_nLUA,
     56	GPIO25_SMC_nLLA,
     57	GPIO28_SMC_RDY,
     58	GPIO29_SMC_SCLK,
     59	GPIO35_SMC_BE1,
     60	GPIO36_SMC_BE2,
     61	GPIO27_GPIO,	/* Ethernet IRQ */
     62
     63	/* UART1 */
     64	GPIO107_UART1_RXD,
     65	GPIO108_UART1_TXD,
     66
     67	/* SSP1 */
     68	GPIO113_I2S_MCLK,
     69	GPIO114_I2S_FRM,
     70	GPIO115_I2S_BCLK,
     71	GPIO116_I2S_RXD,
     72	GPIO117_I2S_TXD,
     73
     74	/* LCD */
     75	GPIO56_LCD_FCLK_RD,
     76	GPIO57_LCD_LCLK_A0,
     77	GPIO58_LCD_PCLK_WR,
     78	GPIO59_LCD_DENA_BIAS,
     79	GPIO60_LCD_DD0,
     80	GPIO61_LCD_DD1,
     81	GPIO62_LCD_DD2,
     82	GPIO63_LCD_DD3,
     83	GPIO64_LCD_DD4,
     84	GPIO65_LCD_DD5,
     85	GPIO66_LCD_DD6,
     86	GPIO67_LCD_DD7,
     87	GPIO68_LCD_DD8,
     88	GPIO69_LCD_DD9,
     89	GPIO70_LCD_DD10,
     90	GPIO71_LCD_DD11,
     91	GPIO72_LCD_DD12,
     92	GPIO73_LCD_DD13,
     93	GPIO74_LCD_DD14,
     94	GPIO75_LCD_DD15,
     95	GPIO76_LCD_DD16,
     96	GPIO77_LCD_DD17,
     97	GPIO78_LCD_DD18,
     98	GPIO79_LCD_DD19,
     99	GPIO80_LCD_DD20,
    100	GPIO81_LCD_DD21,
    101	GPIO82_LCD_DD22,
    102	GPIO83_LCD_DD23,
    103
    104	/* Keypad */
    105	GPIO109_KP_MKIN1,
    106	GPIO110_KP_MKIN0,
    107	GPIO111_KP_MKOUT7,
    108	GPIO112_KP_MKOUT6,
    109	GPIO121_KP_MKIN4,
    110};
    111
    112static struct pxa_gpio_platform_data pxa168_gpio_pdata = {
    113	.irq_base	= MMP_GPIO_TO_IRQ(0),
    114};
    115
    116static struct smc91x_platdata smc91x_info = {
    117	.flags	= SMC91X_USE_16BIT | SMC91X_NOWAIT,
    118};
    119
    120static struct resource smc91x_resources[] = {
    121	[0] = {
    122		.start	= SMC_CS1_PHYS_BASE + 0x300,
    123		.end	= SMC_CS1_PHYS_BASE + 0xfffff,
    124		.flags	= IORESOURCE_MEM,
    125	},
    126	[1] = {
    127		.start	= MMP_GPIO_TO_IRQ(27),
    128		.end	= MMP_GPIO_TO_IRQ(27),
    129		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
    130	}
    131};
    132
    133static struct platform_device smc91x_device = {
    134	.name		= "smc91x",
    135	.id		= 0,
    136	.dev		= {
    137		.platform_data = &smc91x_info,
    138	},
    139	.num_resources	= ARRAY_SIZE(smc91x_resources),
    140	.resource	= smc91x_resources,
    141};
    142
    143static struct mtd_partition aspenite_nand_partitions[] = {
    144	{
    145		.name		= "bootloader",
    146		.offset		= 0,
    147		.size		= SZ_1M,
    148		.mask_flags	= MTD_WRITEABLE,
    149	}, {
    150		.name		= "reserved",
    151		.offset		= MTDPART_OFS_APPEND,
    152		.size		= SZ_128K,
    153		.mask_flags	= MTD_WRITEABLE,
    154	}, {
    155		.name		= "reserved",
    156		.offset		= MTDPART_OFS_APPEND,
    157		.size		= SZ_8M,
    158		.mask_flags	= MTD_WRITEABLE,
    159	}, {
    160		.name		= "kernel",
    161		.offset		= MTDPART_OFS_APPEND,
    162		.size		= (SZ_2M + SZ_1M),
    163		.mask_flags	= 0,
    164	}, {
    165		.name		= "filesystem",
    166		.offset		= MTDPART_OFS_APPEND,
    167		.size		= SZ_32M + SZ_16M,
    168		.mask_flags	= 0,
    169	}
    170};
    171
    172static struct pxa3xx_nand_platform_data aspenite_nand_info = {
    173	.parts		= aspenite_nand_partitions,
    174	.nr_parts	= ARRAY_SIZE(aspenite_nand_partitions),
    175};
    176
    177static struct i2c_board_info aspenite_i2c_info[] __initdata = {
    178	{ I2C_BOARD_INFO("wm8753", 0x1b), },
    179};
    180
    181static struct fb_videomode video_modes[] = {
    182	[0] = {
    183		.pixclock	= 30120,
    184		.refresh	= 60,
    185		.xres		= 800,
    186		.yres		= 480,
    187		.hsync_len	= 1,
    188		.left_margin	= 215,
    189		.right_margin	= 40,
    190		.vsync_len	= 1,
    191		.upper_margin	= 34,
    192		.lower_margin	= 10,
    193		.sync		= FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
    194	},
    195};
    196
    197struct pxa168fb_mach_info aspenite_lcd_info = {
    198	.id			= "Graphic Frame",
    199	.modes			= video_modes,
    200	.num_modes		= ARRAY_SIZE(video_modes),
    201	.pix_fmt		= PIX_FMT_RGB565,
    202	.io_pin_allocation_mode = PIN_MODE_DUMB_24,
    203	.dumb_mode		= DUMB_MODE_RGB888,
    204	.active			= 1,
    205	.panel_rbswap		= 0,
    206	.invert_pixclock	= 0,
    207};
    208
    209static const unsigned int aspenite_matrix_key_map[] = {
    210	KEY(0, 6, KEY_UP),	/* SW 4 */
    211	KEY(0, 7, KEY_DOWN),	/* SW 5 */
    212	KEY(1, 6, KEY_LEFT),	/* SW 6 */
    213	KEY(1, 7, KEY_RIGHT),	/* SW 7 */
    214	KEY(4, 6, KEY_ENTER),	/* SW 8 */
    215	KEY(4, 7, KEY_ESC),	/* SW 9 */
    216};
    217
    218static struct matrix_keymap_data aspenite_matrix_keymap_data = {
    219	.keymap			= aspenite_matrix_key_map,
    220	.keymap_size		= ARRAY_SIZE(aspenite_matrix_key_map),
    221};
    222
    223static struct pxa27x_keypad_platform_data aspenite_keypad_info __initdata = {
    224	.matrix_key_rows	= 5,
    225	.matrix_key_cols	= 8,
    226	.matrix_keymap_data	= &aspenite_matrix_keymap_data,
    227	.debounce_interval	= 30,
    228};
    229
    230#if IS_ENABLED(CONFIG_USB_EHCI_MV)
    231static struct mv_usb_platform_data pxa168_sph_pdata = {
    232	.mode           = MV_USB_MODE_HOST,
    233	.phy_init	= pxa_usb_phy_init,
    234	.phy_deinit	= pxa_usb_phy_deinit,
    235	.set_vbus	= NULL,
    236};
    237#endif
    238
    239static void __init common_init(void)
    240{
    241	mfp_config(ARRAY_AND_SIZE(common_pin_config));
    242
    243	/* on-chip devices */
    244	pxa168_add_uart(1);
    245	pxa168_add_twsi(1, NULL, ARRAY_AND_SIZE(aspenite_i2c_info));
    246	pxa168_add_ssp(1);
    247	pxa168_add_nand(&aspenite_nand_info);
    248	pxa168_add_fb(&aspenite_lcd_info);
    249	pxa168_add_keypad(&aspenite_keypad_info);
    250	platform_device_add_data(&pxa168_device_gpio, &pxa168_gpio_pdata,
    251				 sizeof(struct pxa_gpio_platform_data));
    252	platform_device_register(&pxa168_device_gpio);
    253
    254	/* off-chip devices */
    255	platform_device_register(&smc91x_device);
    256
    257#if IS_ENABLED(CONFIG_USB_SUPPORT)
    258#if IS_ENABLED(CONFIG_PHY_PXA_USB)
    259	platform_device_register(&pxa168_device_usb_phy);
    260#endif
    261
    262#if IS_ENABLED(CONFIG_USB_EHCI_MV)
    263	pxa168_add_usb_host(&pxa168_sph_pdata);
    264#endif
    265#endif
    266}
    267
    268MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform")
    269	.map_io		= mmp_map_io,
    270	.nr_irqs	= MMP_NR_IRQS,
    271	.init_irq       = pxa168_init_irq,
    272	.init_time	= pxa168_timer_init,
    273	.init_machine   = common_init,
    274	.restart	= pxa168_restart,
    275MACHINE_END
    276
    277MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform")
    278	.map_io		= mmp_map_io,
    279	.nr_irqs	= MMP_NR_IRQS,
    280	.init_irq       = pxa168_init_irq,
    281	.init_time	= pxa168_timer_init,
    282	.init_machine   = common_init,
    283	.restart	= pxa168_restart,
    284MACHINE_END