void __init imx1_init_early(void)
{
mxc_set_cpu_type(MXC_CPU_MX1);
mxc_arch_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
imx_iomuxv1_init(MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR),
MX1_NUM_GPIO_PORT);
}
int __init mx1_clocks_init(unsigned long fref)
{
ccm = MX1_IO_ADDRESS(MX1_CCM_BASE_ADDR);
_mx1_clocks_init(fref);
clk_register_clkdev(clk[IMX1_CLK_PER1], "per", "imx-gpt.0");
clk_register_clkdev(clk[IMX1_CLK_HCLK], "ipg", "imx-gpt.0");
clk_register_clkdev(clk[IMX1_CLK_DMA_GATE], "ahb", "imx1-dma");
clk_register_clkdev(clk[IMX1_CLK_HCLK], "ipg", "imx1-dma");
clk_register_clkdev(clk[IMX1_CLK_PER1], "per", "imx1-uart.0");
clk_register_clkdev(clk[IMX1_CLK_HCLK], "ipg", "imx1-uart.0");
clk_register_clkdev(clk[IMX1_CLK_PER1], "per", "imx1-uart.1");
clk_register_clkdev(clk[IMX1_CLK_HCLK], "ipg", "imx1-uart.1");
clk_register_clkdev(clk[IMX1_CLK_PER1], "per", "imx1-uart.2");
clk_register_clkdev(clk[IMX1_CLK_UART3_GATE], "ipg", "imx1-uart.2");
clk_register_clkdev(clk[IMX1_CLK_HCLK], NULL, "imx1-i2c.0");
clk_register_clkdev(clk[IMX1_CLK_PER2], "per", "imx1-cspi.0");
clk_register_clkdev(clk[IMX1_CLK_DUMMY], "ipg", "imx1-cspi.0");
clk_register_clkdev(clk[IMX1_CLK_PER2], "per", "imx1-cspi.1");
clk_register_clkdev(clk[IMX1_CLK_DUMMY], "ipg", "imx1-cspi.1");
clk_register_clkdev(clk[IMX1_CLK_PER2], "per", "imx1-fb.0");
clk_register_clkdev(clk[IMX1_CLK_DUMMY], "ipg", "imx1-fb.0");
clk_register_clkdev(clk[IMX1_CLK_DUMMY], "ahb", "imx1-fb.0");
mxc_timer_init(MX1_IO_ADDRESS(MX1_TIM1_BASE_ADDR), MX1_TIM1_INT);
return 0;
}
void __init mx1_map_io(void)
{
mxc_set_cpu_type(MXC_CPU_MX1);
mxc_arch_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
iotable_init(imx_io_desc, ARRAY_SIZE(imx_io_desc));
}
int __init mx1_clocks_init(unsigned long fref)
{
int i;
clk[dummy] = imx_clk_fixed("dummy", 0);
clk[clk32] = imx_clk_fixed("clk32", fref);
clk[clk16m_ext] = imx_clk_fixed("clk16m_ext", 16000000);
clk[clk16m] = imx_clk_gate("clk16m", "clk16m_ext", CCM_CSCR, 17);
clk[clk32_premult] = imx_clk_fixed_factor("clk32_premult", "clk32", 512, 1);
clk[prem] = imx_clk_mux("prem", CCM_CSCR, 16, 1, prem_sel_clks,
ARRAY_SIZE(prem_sel_clks));
clk[mpll] = imx_clk_pllv1("mpll", "clk32_premult", CCM_MPCTL0);
clk[mpll_gate] = imx_clk_gate("mpll_gate", "mpll", CCM_CSCR, 0);
clk[spll] = imx_clk_pllv1("spll", "prem", CCM_SPCTL0);
clk[spll_gate] = imx_clk_gate("spll_gate", "spll", CCM_CSCR, 1);
clk[mcu] = imx_clk_divider("mcu", "clk32_premult", CCM_CSCR, 15, 1);
clk[fclk] = imx_clk_divider("fclk", "mpll_gate", CCM_CSCR, 15, 1);
clk[hclk] = imx_clk_divider("hclk", "spll_gate", CCM_CSCR, 10, 4);
clk[clk48m] = imx_clk_divider("clk48m", "spll_gate", CCM_CSCR, 26, 3);
clk[per1] = imx_clk_divider("per1", "spll_gate", CCM_PCDR, 0, 4);
clk[per2] = imx_clk_divider("per2", "spll_gate", CCM_PCDR, 4, 4);
clk[per3] = imx_clk_divider("per3", "spll_gate", CCM_PCDR, 16, 7);
clk[clko] = imx_clk_mux("clko", CCM_CSCR, 29, 3, clko_sel_clks,
ARRAY_SIZE(clko_sel_clks));
clk[uart3_gate] = imx_clk_gate("uart3_gate", "hclk", SCM_GCCR, 6);
clk[ssi2_gate] = imx_clk_gate("ssi2_gate", "hclk", SCM_GCCR, 5);
clk[brom_gate] = imx_clk_gate("brom_gate", "hclk", SCM_GCCR, 4);
clk[dma_gate] = imx_clk_gate("dma_gate", "hclk", SCM_GCCR, 3);
clk[csi_gate] = imx_clk_gate("csi_gate", "hclk", SCM_GCCR, 2);
clk[mma_gate] = imx_clk_gate("mma_gate", "hclk", SCM_GCCR, 1);
clk[usbd_gate] = imx_clk_gate("usbd_gate", "clk48m", SCM_GCCR, 0);
for (i = 0; i < ARRAY_SIZE(clk); i++)
if (IS_ERR(clk[i]))
pr_err("imx1 clk %d: register failed with %ld\n",
i, PTR_ERR(clk[i]));
clk_register_clkdev(clk[dma_gate], "ahb", "imx1-dma");
clk_register_clkdev(clk[hclk], "ipg", "imx1-dma");
clk_register_clkdev(clk[per1], "per", "imx-gpt.0");
clk_register_clkdev(clk[hclk], "ipg", "imx-gpt.0");
clk_register_clkdev(clk[per1], "per", "imx1-uart.0");
clk_register_clkdev(clk[hclk], "ipg", "imx1-uart.0");
clk_register_clkdev(clk[per1], "per", "imx1-uart.1");
clk_register_clkdev(clk[hclk], "ipg", "imx1-uart.1");
clk_register_clkdev(clk[per1], "per", "imx1-uart.2");
clk_register_clkdev(clk[uart3_gate], "ipg", "imx1-uart.2");
clk_register_clkdev(clk[hclk], NULL, "imx1-i2c.0");
clk_register_clkdev(clk[per2], "per", "imx1-cspi.0");
clk_register_clkdev(clk[dummy], "ipg", "imx1-cspi.0");
clk_register_clkdev(clk[per2], "per", "imx1-cspi.1");
clk_register_clkdev(clk[dummy], "ipg", "imx1-cspi.1");
clk_register_clkdev(clk[per2], "per", "imx1-fb.0");
clk_register_clkdev(clk[dummy], "ipg", "imx1-fb.0");
clk_register_clkdev(clk[dummy], "ahb", "imx1-fb.0");
mxc_timer_init(MX1_IO_ADDRESS(MX1_TIM1_BASE_ADDR), MX1_TIM1_INT);
return 0;
}
void __init imx1_soc_init(void)
{
imx1_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
mxc_device_init();
mxc_register_gpio("imx1-gpio", 0, MX1_GPIO1_BASE_ADDR, SZ_256,
MX1_GPIO_INT_PORTA, 0);
mxc_register_gpio("imx1-gpio", 1, MX1_GPIO2_BASE_ADDR, SZ_256,
MX1_GPIO_INT_PORTB, 0);
mxc_register_gpio("imx1-gpio", 2, MX1_GPIO3_BASE_ADDR, SZ_256,
MX1_GPIO_INT_PORTC, 0);
mxc_register_gpio("imx1-gpio", 3, MX1_GPIO4_BASE_ADDR, SZ_256,
MX1_GPIO_INT_PORTD, 0);
imx_add_imx_dma("imx1-dma", MX1_DMA_BASE_ADDR,
MX1_DMA_INT, MX1_DMA_ERR);
pinctrl_provide_dummies();
}
static int imx_iomuxv1_init(void)
{
#ifdef CONFIG_ARCH_MX1
if (cpu_is_mx1()) {
imx_iomuxv1_baseaddr = MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR);
imx_iomuxv1_numports = MX1_NUM_GPIO_PORT;
} else
#endif
#ifdef CONFIG_MACH_MX21
if (cpu_is_mx21()) {
imx_iomuxv1_baseaddr = MX21_IO_ADDRESS(MX21_GPIO_BASE_ADDR);
imx_iomuxv1_numports = MX21_NUM_GPIO_PORT;
} else
#endif
#ifdef CONFIG_MACH_MX27
if (cpu_is_mx27()) {
imx_iomuxv1_baseaddr = MX27_IO_ADDRESS(MX27_GPIO_BASE_ADDR);
imx_iomuxv1_numports = MX27_NUM_GPIO_PORT;
} else
#endif
return -ENODEV;
return 0;
}
void __init mx1_init_irq(void)
{
mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
}
.flags = IORESOURCE_IRQ,
},
};
struct platform_device imx_usb_device = {
.name = "imx_udc",
.id = 0,
.num_resources = ARRAY_SIZE(imx_usb_resources),
.resource = imx_usb_resources,
};
/* GPIO port description */
static struct mxc_gpio_port imx_gpio_ports[] = {
{
.chip.label = "gpio-0",
.base = (void __iomem *)MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR),
.irq = MX1_GPIO_INT_PORTA,
.virtual_irq_start = MXC_GPIO_IRQ_START,
}, {
.chip.label = "gpio-1",
.base = (void __iomem *)MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x100),
.irq = MX1_GPIO_INT_PORTB,
.virtual_irq_start = MXC_GPIO_IRQ_START + 32,
}, {
.chip.label = "gpio-2",
.base = (void __iomem *)MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x200),
.irq = MX1_GPIO_INT_PORTC,
.virtual_irq_start = MXC_GPIO_IRQ_START + 64,
}, {
.chip.label = "gpio-3",
.base = (void __iomem *)MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR + 0x300),
void __init mx1_init_irq(void)
{
mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
imx1_register_gpios();
}
