mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-26 05:25:11 +07:00
b501fd7b1c
The mach/*.h headers are now inaccessible to any external code, so we can move them all into the mach-mmp directory itself and remove the subdirectories. A few headers are not used at all, so we remove them here. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
316 lines
7.4 KiB
C
316 lines
7.4 KiB
C
/*
|
|
* linux/arch/arm/mach-mmp/ttc_dkb.c
|
|
*
|
|
* Support for the Marvell PXA910-based TTC_DKB Development Platform.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* publishhed by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/mtd/mtd.h>
|
|
#include <linux/mtd/partitions.h>
|
|
#include <linux/mtd/onenand.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/platform_data/pca953x.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/gpio-pxa.h>
|
|
#include <linux/mfd/88pm860x.h>
|
|
#include <linux/platform_data/mv_usb.h>
|
|
#include <linux/spi/spi.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/flash.h>
|
|
#include "addr-map.h"
|
|
#include "mfp-pxa910.h"
|
|
#include "pxa910.h"
|
|
#include "irqs.h"
|
|
#include "regs-usb.h"
|
|
|
|
#include "common.h"
|
|
|
|
#define TTCDKB_GPIO_EXT0(x) (MMP_NR_BUILTIN_GPIO + ((x < 0) ? 0 : \
|
|
((x < 16) ? x : 15)))
|
|
#define TTCDKB_GPIO_EXT1(x) (MMP_NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \
|
|
((x < 16) ? x : 15)))
|
|
|
|
/*
|
|
* 16 board interrupts -- MAX7312 GPIO expander
|
|
* 16 board interrupts -- PCA9575 GPIO expander
|
|
* 24 board interrupts -- 88PM860x PMIC
|
|
*/
|
|
#define TTCDKB_NR_IRQS (MMP_NR_IRQS + 16 + 16 + 24)
|
|
|
|
static unsigned long ttc_dkb_pin_config[] __initdata = {
|
|
/* UART2 */
|
|
GPIO47_UART2_RXD,
|
|
GPIO48_UART2_TXD,
|
|
|
|
/* DFI */
|
|
DF_IO0_ND_IO0,
|
|
DF_IO1_ND_IO1,
|
|
DF_IO2_ND_IO2,
|
|
DF_IO3_ND_IO3,
|
|
DF_IO4_ND_IO4,
|
|
DF_IO5_ND_IO5,
|
|
DF_IO6_ND_IO6,
|
|
DF_IO7_ND_IO7,
|
|
DF_IO8_ND_IO8,
|
|
DF_IO9_ND_IO9,
|
|
DF_IO10_ND_IO10,
|
|
DF_IO11_ND_IO11,
|
|
DF_IO12_ND_IO12,
|
|
DF_IO13_ND_IO13,
|
|
DF_IO14_ND_IO14,
|
|
DF_IO15_ND_IO15,
|
|
DF_nCS0_SM_nCS2_nCS0,
|
|
DF_ALE_SM_WEn_ND_ALE,
|
|
DF_CLE_SM_OEn_ND_CLE,
|
|
DF_WEn_DF_WEn,
|
|
DF_REn_DF_REn,
|
|
DF_RDY0_DF_RDY0,
|
|
};
|
|
|
|
static struct pxa_gpio_platform_data pxa910_gpio_pdata = {
|
|
.irq_base = MMP_GPIO_TO_IRQ(0),
|
|
};
|
|
|
|
static struct mtd_partition ttc_dkb_onenand_partitions[] = {
|
|
{
|
|
.name = "bootloader",
|
|
.offset = 0,
|
|
.size = SZ_1M,
|
|
.mask_flags = MTD_WRITEABLE,
|
|
}, {
|
|
.name = "reserved",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = SZ_128K,
|
|
.mask_flags = MTD_WRITEABLE,
|
|
}, {
|
|
.name = "reserved",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = SZ_8M,
|
|
.mask_flags = MTD_WRITEABLE,
|
|
}, {
|
|
.name = "kernel",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = (SZ_2M + SZ_1M),
|
|
.mask_flags = 0,
|
|
}, {
|
|
.name = "filesystem",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = SZ_32M + SZ_16M,
|
|
.mask_flags = 0,
|
|
}
|
|
};
|
|
|
|
static struct onenand_platform_data ttc_dkb_onenand_info = {
|
|
.parts = ttc_dkb_onenand_partitions,
|
|
.nr_parts = ARRAY_SIZE(ttc_dkb_onenand_partitions),
|
|
};
|
|
|
|
static struct resource ttc_dkb_resource_onenand[] = {
|
|
[0] = {
|
|
.start = SMC_CS0_PHYS_BASE,
|
|
.end = SMC_CS0_PHYS_BASE + SZ_1M,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
static struct platform_device ttc_dkb_device_onenand = {
|
|
.name = "onenand-flash",
|
|
.id = -1,
|
|
.resource = ttc_dkb_resource_onenand,
|
|
.num_resources = ARRAY_SIZE(ttc_dkb_resource_onenand),
|
|
.dev = {
|
|
.platform_data = &ttc_dkb_onenand_info,
|
|
},
|
|
};
|
|
|
|
static struct platform_device *ttc_dkb_devices[] = {
|
|
&pxa910_device_gpio,
|
|
&pxa910_device_rtc,
|
|
&ttc_dkb_device_onenand,
|
|
};
|
|
|
|
static struct pca953x_platform_data max7312_data[] = {
|
|
{
|
|
.gpio_base = TTCDKB_GPIO_EXT0(0),
|
|
.irq_base = MMP_NR_IRQS,
|
|
},
|
|
};
|
|
|
|
static struct pm860x_platform_data ttc_dkb_pm8607_info = {
|
|
.irq_base = IRQ_BOARD_START,
|
|
};
|
|
|
|
static struct i2c_board_info ttc_dkb_i2c_info[] = {
|
|
{
|
|
.type = "88PM860x",
|
|
.addr = 0x34,
|
|
.platform_data = &ttc_dkb_pm8607_info,
|
|
.irq = IRQ_PXA910_PMIC_INT,
|
|
},
|
|
{
|
|
.type = "max7312",
|
|
.addr = 0x23,
|
|
.irq = MMP_GPIO_TO_IRQ(80),
|
|
.platform_data = &max7312_data,
|
|
},
|
|
};
|
|
|
|
#if IS_ENABLED(CONFIG_USB_SUPPORT)
|
|
#if IS_ENABLED(CONFIG_USB_MV_UDC) || IS_ENABLED(CONFIG_USB_EHCI_MV_U2O)
|
|
|
|
static struct mv_usb_platform_data ttc_usb_pdata = {
|
|
.vbus = NULL,
|
|
.mode = MV_USB_MODE_OTG,
|
|
.otg_force_a_bus_req = 1,
|
|
.phy_init = pxa_usb_phy_init,
|
|
.phy_deinit = pxa_usb_phy_deinit,
|
|
.set_vbus = NULL,
|
|
};
|
|
#endif
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_MTD_NAND_PXA3xx)
|
|
static struct pxa3xx_nand_platform_data dkb_nand_info = {
|
|
.enable_arbiter = 1,
|
|
.num_cs = 1,
|
|
};
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_MMP_DISP)
|
|
/* path config */
|
|
#define CFG_IOPADMODE(iopad) (iopad) /* 0x0 ~ 0xd */
|
|
#define SCLK_SOURCE_SELECT(x) (x << 30) /* 0x0 ~ 0x3 */
|
|
/* link config */
|
|
#define CFG_DUMBMODE(mode) (mode << 28) /* 0x0 ~ 0x6*/
|
|
static struct mmp_mach_path_config dkb_disp_config[] = {
|
|
[0] = {
|
|
.name = "mmp-parallel",
|
|
.overlay_num = 2,
|
|
.output_type = PATH_OUT_PARALLEL,
|
|
.path_config = CFG_IOPADMODE(0x1)
|
|
| SCLK_SOURCE_SELECT(0x1),
|
|
.link_config = CFG_DUMBMODE(0x2),
|
|
},
|
|
};
|
|
|
|
static struct mmp_mach_plat_info dkb_disp_info = {
|
|
.name = "mmp-disp",
|
|
.clk_name = "disp0",
|
|
.path_num = 1,
|
|
.paths = dkb_disp_config,
|
|
};
|
|
|
|
static struct mmp_buffer_driver_mach_info dkb_fb_info = {
|
|
.name = "mmp-fb",
|
|
.path_name = "mmp-parallel",
|
|
.overlay_id = 0,
|
|
.dmafetch_id = 1,
|
|
.default_pixfmt = PIXFMT_RGB565,
|
|
};
|
|
|
|
static void dkb_tpo_panel_power(int on)
|
|
{
|
|
int err;
|
|
u32 spi_reset = mfp_to_gpio(MFP_PIN_GPIO106);
|
|
|
|
if (on) {
|
|
err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
|
|
if (err) {
|
|
pr_err("failed to request GPIO for TPO LCD RESET\n");
|
|
return;
|
|
}
|
|
gpio_direction_output(spi_reset, 0);
|
|
udelay(100);
|
|
gpio_set_value(spi_reset, 1);
|
|
gpio_free(spi_reset);
|
|
} else {
|
|
err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
|
|
if (err) {
|
|
pr_err("failed to request LCD RESET gpio\n");
|
|
return;
|
|
}
|
|
gpio_set_value(spi_reset, 0);
|
|
gpio_free(spi_reset);
|
|
}
|
|
}
|
|
|
|
static struct mmp_mach_panel_info dkb_tpo_panel_info = {
|
|
.name = "tpo-hvga",
|
|
.plat_path_name = "mmp-parallel",
|
|
.plat_set_onoff = dkb_tpo_panel_power,
|
|
};
|
|
|
|
static struct spi_board_info spi_board_info[] __initdata = {
|
|
{
|
|
.modalias = "tpo-hvga",
|
|
.platform_data = &dkb_tpo_panel_info,
|
|
.bus_num = 5,
|
|
}
|
|
};
|
|
|
|
static void __init add_disp(void)
|
|
{
|
|
pxa_register_device(&pxa910_device_disp,
|
|
&dkb_disp_info, sizeof(dkb_disp_info));
|
|
spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
|
|
pxa_register_device(&pxa910_device_fb,
|
|
&dkb_fb_info, sizeof(dkb_fb_info));
|
|
pxa_register_device(&pxa910_device_panel,
|
|
&dkb_tpo_panel_info, sizeof(dkb_tpo_panel_info));
|
|
}
|
|
#endif
|
|
|
|
static void __init ttc_dkb_init(void)
|
|
{
|
|
mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config));
|
|
|
|
/* on-chip devices */
|
|
pxa910_add_uart(1);
|
|
#if IS_ENABLED(CONFIG_MTD_NAND_PXA3xx)
|
|
pxa910_add_nand(&dkb_nand_info);
|
|
#endif
|
|
|
|
/* off-chip devices */
|
|
pxa910_add_twsi(0, NULL, ARRAY_AND_SIZE(ttc_dkb_i2c_info));
|
|
platform_device_add_data(&pxa910_device_gpio, &pxa910_gpio_pdata,
|
|
sizeof(struct pxa_gpio_platform_data));
|
|
platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));
|
|
|
|
#if IS_ENABLED(CONFIG_USB_MV_UDC)
|
|
pxa168_device_u2o.dev.platform_data = &ttc_usb_pdata;
|
|
platform_device_register(&pxa168_device_u2o);
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_USB_EHCI_MV_U2O)
|
|
pxa168_device_u2oehci.dev.platform_data = &ttc_usb_pdata;
|
|
platform_device_register(&pxa168_device_u2oehci);
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_USB_MV_OTG)
|
|
pxa168_device_u2ootg.dev.platform_data = &ttc_usb_pdata;
|
|
platform_device_register(&pxa168_device_u2ootg);
|
|
#endif
|
|
|
|
#if IS_ENABLED(CONFIG_MMP_DISP)
|
|
add_disp();
|
|
#endif
|
|
}
|
|
|
|
MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")
|
|
.map_io = mmp_map_io,
|
|
.nr_irqs = TTCDKB_NR_IRQS,
|
|
.init_irq = pxa910_init_irq,
|
|
.init_time = pxa910_timer_init,
|
|
.init_machine = ttc_dkb_init,
|
|
.restart = mmp_restart,
|
|
MACHINE_END
|