diff options
Diffstat (limited to 'arch/arm/mach-mmp/pxa168.c')
| -rw-r--r-- | arch/arm/mach-mmp/pxa168.c | 147 |
1 files changed, 80 insertions, 67 deletions
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c index 72b4e763158..144e997624c 100644 --- a/arch/arm/mach-mmp/pxa168.c +++ b/arch/arm/mach-mmp/pxa168.c @@ -7,24 +7,28 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/list.h> #include <linux/io.h> #include <linux/clk.h> +#include <linux/platform_device.h> +#include <linux/platform_data/mv_usb.h> #include <asm/mach/time.h> -#include <mach/addr-map.h> +#include <asm/system_misc.h> #include <mach/cputype.h> +#include <mach/addr-map.h> #include <mach/regs-apbc.h> #include <mach/regs-apmu.h> #include <mach/irqs.h> -#include <mach/gpio.h> #include <mach/dma.h> #include <mach/devices.h> #include <mach/mfp.h> +#include <linux/dma-mapping.h> +#include <mach/pxa168.h> +#include <mach/regs-usb.h> #include "common.h" #include "clock.h" @@ -41,74 +45,18 @@ static struct mfp_addr_map pxa168_mfp_addr_map[] __initdata = MFP_ADDR_END, }; -#define APMASK(i) (GPIO_REGS_VIRT + BANK_OFF(i) + 0x09c) - -static void __init pxa168_init_gpio(void) -{ - int i; - - /* enable GPIO clock */ - __raw_writel(APBC_APBCLK | APBC_FNCLK, APBC_PXA168_GPIO); - - /* unmask GPIO edge detection for all 4 banks - APMASKx */ - for (i = 0; i < 4; i++) - __raw_writel(0xffffffff, APMASK(i)); - - pxa_init_gpio(IRQ_PXA168_GPIOX, 0, 127, NULL); -} - void __init pxa168_init_irq(void) { icu_init_irq(); - pxa168_init_gpio(); } -/* APB peripheral clocks */ -static APBC_CLK(uart1, PXA168_UART1, 1, 14745600); -static APBC_CLK(uart2, PXA168_UART2, 1, 14745600); -static APBC_CLK(twsi0, PXA168_TWSI0, 1, 33000000); -static APBC_CLK(twsi1, PXA168_TWSI1, 1, 33000000); -static APBC_CLK(pwm1, PXA168_PWM1, 1, 13000000); -static APBC_CLK(pwm2, PXA168_PWM2, 1, 13000000); -static APBC_CLK(pwm3, PXA168_PWM3, 1, 13000000); -static APBC_CLK(pwm4, PXA168_PWM4, 1, 13000000); -static APBC_CLK(ssp1, PXA168_SSP1, 4, 0); -static APBC_CLK(ssp2, PXA168_SSP2, 4, 0); -static APBC_CLK(ssp3, PXA168_SSP3, 4, 0); -static APBC_CLK(ssp4, PXA168_SSP4, 4, 0); -static APBC_CLK(ssp5, PXA168_SSP5, 4, 0); -static APBC_CLK(keypad, PXA168_KPC, 0, 32000); - -static APMU_CLK(nand, NAND, 0x01db, 208000000); -static APMU_CLK(lcd, LCD, 0x7f, 312000000); - -/* device and clock bindings */ -static struct clk_lookup pxa168_clkregs[] = { - INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), - INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), - INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), - INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), - INIT_CLKREG(&clk_pwm1, "pxa168-pwm.0", NULL), - INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL), - INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL), - INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL), - INIT_CLKREG(&clk_ssp1, "pxa168-ssp.0", NULL), - INIT_CLKREG(&clk_ssp2, "pxa168-ssp.1", NULL), - INIT_CLKREG(&clk_ssp3, "pxa168-ssp.2", NULL), - INIT_CLKREG(&clk_ssp4, "pxa168-ssp.3", NULL), - INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL), - INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), - INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL), - INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL), -}; - static int __init pxa168_init(void) { if (cpu_is_pxa168()) { mfp_init_base(MFPR_VIRT_BASE); mfp_init_addr(pxa168_mfp_addr_map); pxa_init_dma(IRQ_PXA168_DMA_INT0, 32); - clkdev_add_table(ARRAY_AND_SIZE(pxa168_clkregs)); + pxa168_clk_init(); } return 0; @@ -117,25 +65,22 @@ postcore_initcall(pxa168_init); /* system timer - clock enabled, 3.25MHz */ #define TIMER_CLK_RST (APBC_APBCLK | APBC_FNCLK | APBC_FNCLKSEL(3)) +#define APBC_TIMERS APBC_REG(0x34) -static void __init pxa168_timer_init(void) +void __init pxa168_timer_init(void) { /* this is early, we have to initialize the CCU registers by * ourselves instead of using clk_* API. Clock rate is defined * by APBC_TIMERS_CLK_RST (3.25MHz) and enabled free-running */ - __raw_writel(APBC_APBCLK | APBC_RST, APBC_PXA168_TIMERS); + __raw_writel(APBC_APBCLK | APBC_RST, APBC_TIMERS); /* 3.25MHz, bus/functional clock enabled, release reset */ - __raw_writel(TIMER_CLK_RST, APBC_PXA168_TIMERS); + __raw_writel(TIMER_CLK_RST, APBC_TIMERS); timer_init(IRQ_PXA168_TIMER1); } -struct sys_timer pxa168_timer = { - .init = pxa168_timer_init, -}; - void pxa168_clear_keypad_wakeup(void) { uint32_t val; @@ -149,6 +94,7 @@ void pxa168_clear_keypad_wakeup(void) /* on-chip devices */ PXA168_DEVICE(uart1, "pxa2xx-uart", 0, UART1, 0xd4017000, 0x30, 21, 22); PXA168_DEVICE(uart2, "pxa2xx-uart", 1, UART2, 0xd4018000, 0x30, 23, 24); +PXA168_DEVICE(uart3, "pxa2xx-uart", 2, UART3, 0xd4026000, 0x30, 23, 24); PXA168_DEVICE(twsi0, "pxa2xx-i2c", 0, TWSI0, 0xd4011000, 0x28); PXA168_DEVICE(twsi1, "pxa2xx-i2c", 1, TWSI1, 0xd4025000, 0x28); PXA168_DEVICE(pwm1, "pxa168-pwm", 0, NONE, 0xd401a000, 0x10); @@ -163,3 +109,70 @@ PXA168_DEVICE(ssp4, "pxa168-ssp", 3, SSP4, 0xd4020000, 0x40, 58, 59); PXA168_DEVICE(ssp5, "pxa168-ssp", 4, SSP5, 0xd4021000, 0x40, 60, 61); PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8); PXA168_DEVICE(keypad, "pxa27x-keypad", -1, KEYPAD, 0xd4012000, 0x4c); +PXA168_DEVICE(eth, "pxa168-eth", -1, MFU, 0xc0800000, 0x0fff); + +struct resource pxa168_resource_gpio[] = { + { + .start = 0xd4019000, + .end = 0xd4019fff, + .flags = IORESOURCE_MEM, + }, { + .start = IRQ_PXA168_GPIOX, + .end = IRQ_PXA168_GPIOX, + .name = "gpio_mux", + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device pxa168_device_gpio = { + .name = "mmp-gpio", + .id = -1, + .num_resources = ARRAY_SIZE(pxa168_resource_gpio), + .resource = pxa168_resource_gpio, +}; + +struct resource pxa168_usb_host_resources[] = { + /* USB Host conroller register base */ + [0] = { + .start = PXA168_U2H_REGBASE + U2x_CAPREGS_OFFSET, + .end = PXA168_U2H_REGBASE + USB_REG_RANGE, + .flags = IORESOURCE_MEM, + .name = "capregs", + }, + /* USB PHY register base */ + [1] = { + .start = PXA168_U2H_PHYBASE, + .end = PXA168_U2H_PHYBASE + USB_PHY_RANGE, + .flags = IORESOURCE_MEM, + .name = "phyregs", + }, + [2] = { + .start = IRQ_PXA168_USB2, + .end = IRQ_PXA168_USB2, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 pxa168_usb_host_dmamask = DMA_BIT_MASK(32); +struct platform_device pxa168_device_usb_host = { + .name = "pxa-sph", + .id = -1, + .dev = { + .dma_mask = &pxa168_usb_host_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + + .num_resources = ARRAY_SIZE(pxa168_usb_host_resources), + .resource = pxa168_usb_host_resources, +}; + +int __init pxa168_add_usb_host(struct mv_usb_platform_data *pdata) +{ + pxa168_device_usb_host.dev.platform_data = pdata; + return platform_device_register(&pxa168_device_usb_host); +} + +void pxa168_restart(enum reboot_mode mode, const char *cmd) +{ + soft_restart(0xffff0000); +} |