machine-$(CONFIG_ARCH_MMP) := mmp
machine-$(CONFIG_ARCH_MSM) := msm
machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0
-machine-$(CONFIG_ARCH_MX1) := mx1
+machine-$(CONFIG_ARCH_MX1) := imx
machine-$(CONFIG_ARCH_MX2) := imx
machine-$(CONFIG_ARCH_MX25) := mx25
machine-$(CONFIG_ARCH_MX3) := mx3
+if ARCH_MX1
+
+comment "MX1 platforms:"
+config MACH_MXLADS
+ bool
+
+config ARCH_MX1ADS
+ bool "MX1ADS platform"
+ select MACH_MXLADS
+ help
+ Say Y here if you are using Motorola MX1ADS/MXLADS boards
+
+config MACH_SCB9328
+ bool "Synertronixx scb9328"
+ help
+ Say Y here if you are using a Synertronixx scb9328 board
+
+endif
+
if ARCH_MX2
choice
obj-y := devices.o
+obj-$(CONFIG_ARCH_MX1) += clock-imx1.o mm-imx1.o
obj-$(CONFIG_MACH_MX21) += clock-imx21.o mm-imx21.o
obj-$(CONFIG_MACH_MX27) += cpu-imx27.o
obj-$(CONFIG_MACH_MX27) += clock-imx27.o mm-imx27.o
+# Support for CMOS sensor interface
+obj-$(CONFIG_MX1_VIDEO) += mx1-camera-fiq.o mx1-camera-fiq-ksym.o
+
+obj-$(CONFIG_ARCH_MX1ADS) += mach-mx1ads.o
+obj-$(CONFIG_MACH_SCB9328) += mach-scb9328.o
+
obj-$(CONFIG_MACH_MX21ADS) += mach-mx21ads.o
+
obj-$(CONFIG_MACH_MX27ADS) += mach-mx27ads.o
obj-$(CONFIG_MACH_PCM038) += mach-pcm038.o
obj-$(CONFIG_MACH_PCM970_BASEBOARD) += pcm970-baseboard.o
+zreladdr-$(CONFIG_ARCH_MX1) := 0x08008000
+params_phys-$(CONFIG_ARCH_MX1) := 0x08000100
+initrd_phys-$(CONFIG_ARCH_MX1) := 0x08800000
+
zreladdr-$(CONFIG_MACH_MX21) := 0xC0008000
params_phys-$(CONFIG_MACH_MX21) := 0xC0000100
initrd_phys-$(CONFIG_MACH_MX21) := 0xC0800000
--- /dev/null
+/*
+ * Copyright (C) 2008 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
+ *
+ * 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
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/math64.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+
+#include <asm/clkdev.h>
+
+#include <mach/clock.h>
+#include <mach/hardware.h>
+#include <mach/common.h>
+
+#define IO_ADDR_CCM(off) (MX1_IO_ADDRESS(MX1_CCM_BASE_ADDR + (off)))
+
+/* CCM register addresses */
+#define CCM_CSCR IO_ADDR_CCM(0x0)
+#define CCM_MPCTL0 IO_ADDR_CCM(0x4)
+#define CCM_SPCTL0 IO_ADDR_CCM(0xc)
+#define CCM_PCDR IO_ADDR_CCM(0x20)
+
+#define CCM_CSCR_CLKO_OFFSET 29
+#define CCM_CSCR_CLKO_MASK (0x7 << 29)
+#define CCM_CSCR_USB_OFFSET 26
+#define CCM_CSCR_USB_MASK (0x7 << 26)
+#define CCM_CSCR_OSC_EN_SHIFT 17
+#define CCM_CSCR_SYSTEM_SEL (1 << 16)
+#define CCM_CSCR_BCLK_OFFSET 10
+#define CCM_CSCR_BCLK_MASK (0xf << 10)
+#define CCM_CSCR_PRESC (1 << 15)
+
+#define CCM_PCDR_PCLK3_OFFSET 16
+#define CCM_PCDR_PCLK3_MASK (0x7f << 16)
+#define CCM_PCDR_PCLK2_OFFSET 4
+#define CCM_PCDR_PCLK2_MASK (0xf << 4)
+#define CCM_PCDR_PCLK1_OFFSET 0
+#define CCM_PCDR_PCLK1_MASK 0xf
+
+#define IO_ADDR_SCM(off) (MX1_IO_ADDRESS(MX1_SCM_BASE_ADDR + (off)))
+
+/* SCM register addresses */
+#define SCM_GCCR IO_ADDR_SCM(0xc)
+
+#define SCM_GCCR_DMA_CLK_EN_OFFSET 3
+#define SCM_GCCR_CSI_CLK_EN_OFFSET 2
+#define SCM_GCCR_MMA_CLK_EN_OFFSET 1
+#define SCM_GCCR_USBD_CLK_EN_OFFSET 0
+
+static int _clk_enable(struct clk *clk)
+{
+ unsigned int reg;
+
+ reg = __raw_readl(clk->enable_reg);
+ reg |= 1 << clk->enable_shift;
+ __raw_writel(reg, clk->enable_reg);
+
+ return 0;
+}
+
+static void _clk_disable(struct clk *clk)
+{
+ unsigned int reg;
+
+ reg = __raw_readl(clk->enable_reg);
+ reg &= ~(1 << clk->enable_shift);
+ __raw_writel(reg, clk->enable_reg);
+}
+
+static int _clk_can_use_parent(const struct clk *clk_arr[], unsigned int size,
+ struct clk *parent)
+{
+ int i;
+
+ for (i = 0; i < size; i++)
+ if (parent == clk_arr[i])
+ return i;
+
+ return -EINVAL;
+}
+
+static unsigned long
+_clk_simple_round_rate(struct clk *clk, unsigned long rate, unsigned int limit)
+{
+ int div;
+ unsigned long parent_rate;
+
+ parent_rate = clk_get_rate(clk->parent);
+
+ div = parent_rate / rate;
+ if (parent_rate % rate)
+ div++;
+
+ if (div > limit)
+ div = limit;
+
+ return parent_rate / div;
+}
+
+static unsigned long _clk_parent_round_rate(struct clk *clk, unsigned long rate)
+{
+ return clk->parent->round_rate(clk->parent, rate);
+}
+
+static int _clk_parent_set_rate(struct clk *clk, unsigned long rate)
+{
+ return clk->parent->set_rate(clk->parent, rate);
+}
+
+static unsigned long clk16m_get_rate(struct clk *clk)
+{
+ return 16000000;
+}
+
+static struct clk clk16m = {
+ .get_rate = clk16m_get_rate,
+ .enable = _clk_enable,
+ .enable_reg = CCM_CSCR,
+ .enable_shift = CCM_CSCR_OSC_EN_SHIFT,
+ .disable = _clk_disable,
+};
+
+/* in Hz */
+static unsigned long clk32_rate;
+
+static unsigned long clk32_get_rate(struct clk *clk)
+{
+ return clk32_rate;
+}
+
+static struct clk clk32 = {
+ .get_rate = clk32_get_rate,
+};
+
+static unsigned long clk32_premult_get_rate(struct clk *clk)
+{
+ return clk_get_rate(clk->parent) * 512;
+}
+
+static struct clk clk32_premult = {
+ .parent = &clk32,
+ .get_rate = clk32_premult_get_rate,
+};
+
+static const struct clk *prem_clk_clocks[] = {
+ &clk32_premult,
+ &clk16m,
+};
+
+static int prem_clk_set_parent(struct clk *clk, struct clk *parent)
+{
+ int i;
+ unsigned int reg = __raw_readl(CCM_CSCR);
+
+ i = _clk_can_use_parent(prem_clk_clocks, ARRAY_SIZE(prem_clk_clocks),
+ parent);
+
+ switch (i) {
+ case 0:
+ reg &= ~CCM_CSCR_SYSTEM_SEL;
+ break;
+ case 1:
+ reg |= CCM_CSCR_SYSTEM_SEL;
+ break;
+ default:
+ return i;
+ }
+
+ __raw_writel(reg, CCM_CSCR);
+
+ return 0;
+}
+
+static struct clk prem_clk = {
+ .set_parent = prem_clk_set_parent,
+};
+
+static unsigned long system_clk_get_rate(struct clk *clk)
+{
+ return mxc_decode_pll(__raw_readl(CCM_SPCTL0),
+ clk_get_rate(clk->parent));
+}
+
+static struct clk system_clk = {
+ .parent = &prem_clk,
+ .get_rate = system_clk_get_rate,
+};
+
+static unsigned long mcu_clk_get_rate(struct clk *clk)
+{
+ return mxc_decode_pll(__raw_readl(CCM_MPCTL0),
+ clk_get_rate(clk->parent));
+}
+
+static struct clk mcu_clk = {
+ .parent = &clk32_premult,
+ .get_rate = mcu_clk_get_rate,
+};
+
+static unsigned long fclk_get_rate(struct clk *clk)
+{
+ unsigned long fclk = clk_get_rate(clk->parent);
+
+ if (__raw_readl(CCM_CSCR) & CCM_CSCR_PRESC)
+ fclk /= 2;
+
+ return fclk;
+}
+
+static struct clk fclk = {
+ .parent = &mcu_clk,
+ .get_rate = fclk_get_rate,
+};
+
+/*
+ * get hclk ( SDRAM, CSI, Memory Stick, I2C, DMA )
+ */
+static unsigned long hclk_get_rate(struct clk *clk)
+{
+ return clk_get_rate(clk->parent) / (((__raw_readl(CCM_CSCR) &
+ CCM_CSCR_BCLK_MASK) >> CCM_CSCR_BCLK_OFFSET) + 1);
+}
+
+static unsigned long hclk_round_rate(struct clk *clk, unsigned long rate)
+{
+ return _clk_simple_round_rate(clk, rate, 16);
+}
+
+static int hclk_set_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned int div;
+ unsigned int reg;
+ unsigned long parent_rate;
+
+ parent_rate = clk_get_rate(clk->parent);
+
+ div = parent_rate / rate;
+
+ if (div > 16 || div < 1 || ((parent_rate / div) != rate))
+ return -EINVAL;
+
+ div--;
+
+ reg = __raw_readl(CCM_CSCR);
+ reg &= ~CCM_CSCR_BCLK_MASK;
+ reg |= div << CCM_CSCR_BCLK_OFFSET;
+ __raw_writel(reg, CCM_CSCR);
+
+ return 0;
+}
+
+static struct clk hclk = {
+ .parent = &system_clk,
+ .get_rate = hclk_get_rate,
+ .round_rate = hclk_round_rate,
+ .set_rate = hclk_set_rate,
+};
+
+static unsigned long clk48m_get_rate(struct clk *clk)
+{
+ return clk_get_rate(clk->parent) / (((__raw_readl(CCM_CSCR) &
+ CCM_CSCR_USB_MASK) >> CCM_CSCR_USB_OFFSET) + 1);
+}
+
+static unsigned long clk48m_round_rate(struct clk *clk, unsigned long rate)
+{
+ return _clk_simple_round_rate(clk, rate, 8);
+}
+
+static int clk48m_set_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned int div;
+ unsigned int reg;
+ unsigned long parent_rate;
+
+ parent_rate = clk_get_rate(clk->parent);
+
+ div = parent_rate / rate;
+
+ if (div > 8 || div < 1 || ((parent_rate / div) != rate))
+ return -EINVAL;
+
+ div--;
+
+ reg = __raw_readl(CCM_CSCR);
+ reg &= ~CCM_CSCR_USB_MASK;
+ reg |= div << CCM_CSCR_USB_OFFSET;
+ __raw_writel(reg, CCM_CSCR);
+
+ return 0;
+}
+
+static struct clk clk48m = {
+ .parent = &system_clk,
+ .get_rate = clk48m_get_rate,
+ .round_rate = clk48m_round_rate,
+ .set_rate = clk48m_set_rate,
+};
+
+/*
+ * get peripheral clock 1 ( UART[12], Timer[12], PWM )
+ */
+static unsigned long perclk1_get_rate(struct clk *clk)
+{
+ return clk_get_rate(clk->parent) / (((__raw_readl(CCM_PCDR) &
+ CCM_PCDR_PCLK1_MASK) >> CCM_PCDR_PCLK1_OFFSET) + 1);
+}
+
+static unsigned long perclk1_round_rate(struct clk *clk, unsigned long rate)
+{
+ return _clk_simple_round_rate(clk, rate, 16);
+}
+
+static int perclk1_set_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned int div;
+ unsigned int reg;
+ unsigned long parent_rate;
+
+ parent_rate = clk_get_rate(clk->parent);
+
+ div = parent_rate / rate;
+
+ if (div > 16 || div < 1 || ((parent_rate / div) != rate))
+ return -EINVAL;
+
+ div--;
+
+ reg = __raw_readl(CCM_PCDR);
+ reg &= ~CCM_PCDR_PCLK1_MASK;
+ reg |= div << CCM_PCDR_PCLK1_OFFSET;
+ __raw_writel(reg, CCM_PCDR);
+
+ return 0;
+}
+
+/*
+ * get peripheral clock 2 ( LCD, SD, SPI[12] )
+ */
+static unsigned long perclk2_get_rate(struct clk *clk)
+{
+ return clk_get_rate(clk->parent) / (((__raw_readl(CCM_PCDR) &
+ CCM_PCDR_PCLK2_MASK) >> CCM_PCDR_PCLK2_OFFSET) + 1);
+}
+
+static unsigned long perclk2_round_rate(struct clk *clk, unsigned long rate)
+{
+ return _clk_simple_round_rate(clk, rate, 16);
+}
+
+static int perclk2_set_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned int div;
+ unsigned int reg;
+ unsigned long parent_rate;
+
+ parent_rate = clk_get_rate(clk->parent);
+
+ div = parent_rate / rate;
+
+ if (div > 16 || div < 1 || ((parent_rate / div) != rate))
+ return -EINVAL;
+
+ div--;
+
+ reg = __raw_readl(CCM_PCDR);
+ reg &= ~CCM_PCDR_PCLK2_MASK;
+ reg |= div << CCM_PCDR_PCLK2_OFFSET;
+ __raw_writel(reg, CCM_PCDR);
+
+ return 0;
+}
+
+/*
+ * get peripheral clock 3 ( SSI )
+ */
+static unsigned long perclk3_get_rate(struct clk *clk)
+{
+ return clk_get_rate(clk->parent) / (((__raw_readl(CCM_PCDR) &
+ CCM_PCDR_PCLK3_MASK) >> CCM_PCDR_PCLK3_OFFSET) + 1);
+}
+
+static unsigned long perclk3_round_rate(struct clk *clk, unsigned long rate)
+{
+ return _clk_simple_round_rate(clk, rate, 128);
+}
+
+static int perclk3_set_rate(struct clk *clk, unsigned long rate)
+{
+ unsigned int div;
+ unsigned int reg;
+ unsigned long parent_rate;
+
+ parent_rate = clk_get_rate(clk->parent);
+
+ div = parent_rate / rate;
+
+ if (div > 128 || div < 1 || ((parent_rate / div) != rate))
+ return -EINVAL;
+
+ div--;
+
+ reg = __raw_readl(CCM_PCDR);
+ reg &= ~CCM_PCDR_PCLK3_MASK;
+ reg |= div << CCM_PCDR_PCLK3_OFFSET;
+ __raw_writel(reg, CCM_PCDR);
+
+ return 0;
+}
+
+static struct clk perclk[] = {
+ {
+ .id = 0,
+ .parent = &system_clk,
+ .get_rate = perclk1_get_rate,
+ .round_rate = perclk1_round_rate,
+ .set_rate = perclk1_set_rate,
+ }, {
+ .id = 1,
+ .parent = &system_clk,
+ .get_rate = perclk2_get_rate,
+ .round_rate = perclk2_round_rate,
+ .set_rate = perclk2_set_rate,
+ }, {
+ .id = 2,
+ .parent = &system_clk,
+ .get_rate = perclk3_get_rate,
+ .round_rate = perclk3_round_rate,
+ .set_rate = perclk3_set_rate,
+ }
+};
+
+static const struct clk *clko_clocks[] = {
+ &perclk[0],
+ &hclk,
+ &clk48m,
+ &clk16m,
+ &prem_clk,
+ &fclk,
+};
+
+static int clko_set_parent(struct clk *clk, struct clk *parent)
+{
+ int i;
+ unsigned int reg;
+
+ i = _clk_can_use_parent(clko_clocks, ARRAY_SIZE(clko_clocks), parent);
+ if (i < 0)
+ return i;
+
+ reg = __raw_readl(CCM_CSCR) & ~CCM_CSCR_CLKO_MASK;
+ reg |= i << CCM_CSCR_CLKO_OFFSET;
+ __raw_writel(reg, CCM_CSCR);
+
+ if (clko_clocks[i]->set_rate && clko_clocks[i]->round_rate) {
+ clk->set_rate = _clk_parent_set_rate;
+ clk->round_rate = _clk_parent_round_rate;
+ } else {
+ clk->set_rate = NULL;
+ clk->round_rate = NULL;
+ }
+
+ return 0;
+}
+
+static struct clk clko_clk = {
+ .set_parent = clko_set_parent,
+};
+
+static struct clk dma_clk = {
+ .parent = &hclk,
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+ .enable = _clk_enable,
+ .enable_reg = SCM_GCCR,
+ .enable_shift = SCM_GCCR_DMA_CLK_EN_OFFSET,
+ .disable = _clk_disable,
+};
+
+static struct clk csi_clk = {
+ .parent = &hclk,
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+ .enable = _clk_enable,
+ .enable_reg = SCM_GCCR,
+ .enable_shift = SCM_GCCR_CSI_CLK_EN_OFFSET,
+ .disable = _clk_disable,
+};
+
+static struct clk mma_clk = {
+ .parent = &hclk,
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+ .enable = _clk_enable,
+ .enable_reg = SCM_GCCR,
+ .enable_shift = SCM_GCCR_MMA_CLK_EN_OFFSET,
+ .disable = _clk_disable,
+};
+
+static struct clk usbd_clk = {
+ .parent = &clk48m,
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+ .enable = _clk_enable,
+ .enable_reg = SCM_GCCR,
+ .enable_shift = SCM_GCCR_USBD_CLK_EN_OFFSET,
+ .disable = _clk_disable,
+};
+
+static struct clk gpt_clk = {
+ .parent = &perclk[0],
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+};
+
+static struct clk uart_clk = {
+ .parent = &perclk[0],
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+};
+
+static struct clk i2c_clk = {
+ .parent = &hclk,
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+};
+
+static struct clk spi_clk = {
+ .parent = &perclk[1],
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+};
+
+static struct clk sdhc_clk = {
+ .parent = &perclk[1],
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+};
+
+static struct clk lcdc_clk = {
+ .parent = &perclk[1],
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+};
+
+static struct clk mshc_clk = {
+ .parent = &hclk,
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+};
+
+static struct clk ssi_clk = {
+ .parent = &perclk[2],
+ .round_rate = _clk_parent_round_rate,
+ .set_rate = _clk_parent_set_rate,
+};
+
+static struct clk rtc_clk = {
+ .parent = &clk32,
+};
+
+#define _REGISTER_CLOCK(d, n, c) \
+ { \
+ .dev_id = d, \
+ .con_id = n, \
+ .clk = &c, \
+ },
+static struct clk_lookup lookups[] __initdata = {
+ _REGISTER_CLOCK(NULL, "dma", dma_clk)
+ _REGISTER_CLOCK("mx1-camera.0", NULL, csi_clk)
+ _REGISTER_CLOCK(NULL, "mma", mma_clk)
+ _REGISTER_CLOCK("imx_udc.0", NULL, usbd_clk)
+ _REGISTER_CLOCK(NULL, "gpt", gpt_clk)
+ _REGISTER_CLOCK("imx-uart.0", NULL, uart_clk)
+ _REGISTER_CLOCK("imx-uart.1", NULL, uart_clk)
+ _REGISTER_CLOCK("imx-uart.2", NULL, uart_clk)
+ _REGISTER_CLOCK("imx-i2c.0", NULL, i2c_clk)
+ _REGISTER_CLOCK("spi_imx.0", NULL, spi_clk)
+ _REGISTER_CLOCK("imx-mmc.0", NULL, sdhc_clk)
+ _REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk)
+ _REGISTER_CLOCK(NULL, "mshc", mshc_clk)
+ _REGISTER_CLOCK(NULL, "ssi", ssi_clk)
+ _REGISTER_CLOCK("mxc_rtc.0", NULL, rtc_clk)
+};
+
+int __init mx1_clocks_init(unsigned long fref)
+{
+ unsigned int reg;
+
+ /* disable clocks we are able to */
+ __raw_writel(0, SCM_GCCR);
+
+ clk32_rate = fref;
+ reg = __raw_readl(CCM_CSCR);
+
+ /* detect clock reference for system PLL */
+ if (reg & CCM_CSCR_SYSTEM_SEL) {
+ prem_clk.parent = &clk16m;
+ } else {
+ /* ensure that oscillator is disabled */
+ reg &= ~(1 << CCM_CSCR_OSC_EN_SHIFT);
+ __raw_writel(reg, CCM_CSCR);
+ prem_clk.parent = &clk32_premult;
+ }
+
+ /* detect reference for CLKO */
+ reg = (reg & CCM_CSCR_CLKO_MASK) >> CCM_CSCR_CLKO_OFFSET;
+ clko_clk.parent = (struct clk *)clko_clocks[reg];
+
+ clkdev_add_table(lookups, ARRAY_SIZE(lookups));
+
+ clk_enable(&hclk);
+ clk_enable(&fclk);
+
+ mxc_timer_init(&gpt_clk, MX1_IO_ADDRESS(MX1_TIM1_BASE_ADDR),
+ MX1_TIM1_INT);
+
+ return 0;
+}
*
* Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright 2008 Juergen Beisert, kernel@pengutronix.de
+ * Copyright 2008 Sascha Hauer, kernel@pengutronix.de
+ * Copyright (c) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+ * Copyright (c) 2008 Darius Augulis <darius.augulis@teltonika.lt>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
#include "devices.h"
+#if defined(CONFIG_ARCH_MX1)
+static struct resource imx1_camera_resources[] = {
+ {
+ .start = 0x00224000,
+ .end = 0x00224010,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = MX1_CSI_INT,
+ .end = MX1_CSI_INT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 imx1_camera_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device imx1_camera_device = {
+ .name = "mx1-camera",
+ .id = 0, /* This is used to put cameras on this interface */
+ .dev = {
+ .dma_mask = &imx1_camera_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+ .resource = imx1_camera_resources,
+ .num_resources = ARRAY_SIZE(imx1_camera_resources),
+};
+
+static struct resource imx_i2c_resources[] = {
+ {
+ .start = 0x00217000,
+ .end = 0x00217010,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = MX1_I2C_INT,
+ .end = MX1_I2C_INT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device imx_i2c_device0 = {
+ .name = "imx-i2c",
+ .id = 0,
+ .resource = imx_i2c_resources,
+ .num_resources = ARRAY_SIZE(imx_i2c_resources),
+};
+
+#define DEFINE_IMX1_UART_DEVICE(n, baseaddr, irqrx, irqtx, irqrts) \
+ static struct resource imx1_uart_resources ## n[] = { \
+ { \
+ .start = baseaddr, \
+ .end = baseaddr + 0xd0, \
+ .flags = IORESOURCE_MEM, \
+ }, { \
+ .start = irqrx, \
+ .end = irqrx, \
+ .flags = IORESOURCE_IRQ, \
+ }, { \
+ .start = irqtx, \
+ .end = irqtx, \
+ .flags = IORESOURCE_IRQ, \
+ }, { \
+ .start = irqrts, \
+ .end = irqrts, \
+ .flags = IORESOURCE_IRQ, \
+ }, \
+ }; \
+ \
+ struct platform_device imx1_uart_device ## n = { \
+ .name = "imx-uart", \
+ .id = n, \
+ .num_resources = ARRAY_SIZE(imx1_uart_resources ## n), \
+ .resource = imx1_uart_resources ## n, \
+ }
+
+DEFINE_IMX1_UART_DEVICE(0, MX1_UART1_BASE_ADDR, MX1_UART1_MINT_RX, MX1_UART1_MINT_TX, MX1_UART1_MINT_RTS);
+DEFINE_IMX1_UART_DEVICE(1, MX1_UART2_BASE_ADDR, MX1_UART2_MINT_RX, MX1_UART2_MINT_TX, MX1_UART2_MINT_RTS);
+
+static struct resource imx_rtc_resources[] = {
+ {
+ .start = 0x00204000,
+ .end = 0x00204024,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = MX1_RTC_INT,
+ .end = MX1_RTC_INT,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = MX1_RTC_SAMINT,
+ .end = MX1_RTC_SAMINT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device imx_rtc_device = {
+ .name = "rtc-imx",
+ .id = 0,
+ .resource = imx_rtc_resources,
+ .num_resources = ARRAY_SIZE(imx_rtc_resources),
+};
+
+static struct resource imx_wdt_resources[] = {
+ {
+ .start = 0x00201000,
+ .end = 0x00201008,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = MX1_WDT_INT,
+ .end = MX1_WDT_INT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device imx_wdt_device = {
+ .name = "imx-wdt",
+ .id = 0,
+ .resource = imx_wdt_resources,
+ .num_resources = ARRAY_SIZE(imx_wdt_resources),
+};
+
+static struct resource imx_usb_resources[] = {
+ {
+ .start = 0x00212000,
+ .end = 0x00212148,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = MX1_USBD_INT0,
+ .end = MX1_USBD_INT0,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = MX1_USBD_INT1,
+ .end = MX1_USBD_INT1,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = MX1_USBD_INT2,
+ .end = MX1_USBD_INT2,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = MX1_USBD_INT3,
+ .end = MX1_USBD_INT3,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = MX1_USBD_INT4,
+ .end = MX1_USBD_INT4,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = MX1_USBD_INT5,
+ .end = MX1_USBD_INT5,
+ .flags = IORESOURCE_IRQ,
+ }, {
+ .start = MX1_USBD_INT6,
+ .end = MX1_USBD_INT6,
+ .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),
+ .irq = MX1_GPIO_INT_PORTD,
+ .virtual_irq_start = MXC_GPIO_IRQ_START + 96,
+ }
+};
+
+int __init imx1_register_gpios(void)
+{
+ return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
+}
+#endif
+
+#if defined(CONFIG_MACH_MX21) || defined(CONFIG_MACH_MX27)
/*
* SPI master controller
*
.resource = mx21_usbhc_resources,
};
#endif
+#endif
+#ifdef CONFIG_ARCH_MX1
+extern struct platform_device imx1_camera_device;
+extern struct platform_device imx_i2c_device0;
+extern struct platform_device imx1_uart_device0;
+extern struct platform_device imx1_uart_device1;
+extern struct platform_device imx_rtc_device;
+extern struct platform_device imx_wdt_device;
+extern struct platform_device imx_usb_device;
+#endif
+
+#if defined(CONFIG_MACH_MX21) || defined(CONFIG_MACH_MX27)
extern struct platform_device mxc_gpt1;
extern struct platform_device mxc_gpt2;
#ifdef CONFIG_MACH_MX27
extern struct platform_device mx21_usbhc_device;
extern struct platform_device imx_ssi_device0;
extern struct platform_device imx_ssi_device1;
+#endif
--- /dev/null
+/*
+ * arch/arm/mach-imx/mach-mx1ads.c
+ *
+ * Initially based on:
+ * linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c
+ * Copyright (c) 2004 Sascha Hauer <sascha@saschahauer.de>
+ *
+ * 2004 (c) MontaVista Software, Inc.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/i2c.h>
+#include <linux/i2c/pcf857x.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+
+#include <mach/common.h>
+#include <mach/hardware.h>
+#include <mach/i2c.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux-mx1.h>
+#include <mach/irqs.h>
+
+#include "devices.h"
+
+static int mx1ads_pins[] = {
+ /* UART1 */
+ PC9_PF_UART1_CTS,
+ PC10_PF_UART1_RTS,
+ PC11_PF_UART1_TXD,
+ PC12_PF_UART1_RXD,
+ /* UART2 */
+ PB28_PF_UART2_CTS,
+ PB29_PF_UART2_RTS,
+ PB30_PF_UART2_TXD,
+ PB31_PF_UART2_RXD,
+ /* I2C */
+ PA15_PF_I2C_SDA,
+ PA16_PF_I2C_SCL,
+ /* SPI */
+ PC13_PF_SPI1_SPI_RDY,
+ PC14_PF_SPI1_SCLK,
+ PC15_PF_SPI1_SS,
+ PC16_PF_SPI1_MISO,
+ PC17_PF_SPI1_MOSI,
+};
+
+/*
+ * UARTs platform data
+ */
+
+static struct imxuart_platform_data uart_pdata[] = {
+ {
+ .flags = IMXUART_HAVE_RTSCTS,
+ }, {
+ .flags = IMXUART_HAVE_RTSCTS,
+ },
+};
+
+/*
+ * Physmap flash
+ */
+
+static struct physmap_flash_data mx1ads_flash_data = {
+ .width = 4, /* bankwidth in bytes */
+};
+
+static struct resource flash_resource = {
+ .start = MX1_CS0_PHYS,
+ .end = MX1_CS0_PHYS + SZ_32M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .resource = &flash_resource,
+ .num_resources = 1,
+};
+
+/*
+ * I2C
+ */
+static struct pcf857x_platform_data pcf857x_data[] = {
+ {
+ .gpio_base = 4 * 32,
+ }, {
+ .gpio_base = 4 * 32 + 16,
+ }
+};
+
+static struct imxi2c_platform_data mx1ads_i2c_data = {
+ .bitrate = 100000,
+};
+
+static struct i2c_board_info mx1ads_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("pcf8575", 0x22),
+ .platform_data = &pcf857x_data[0],
+ }, {
+ I2C_BOARD_INFO("pcf8575", 0x24),
+ .platform_data = &pcf857x_data[1],
+ },
+};
+
+/*
+ * Board init
+ */
+static void __init mx1ads_init(void)
+{
+ mxc_gpio_setup_multiple_pins(mx1ads_pins,
+ ARRAY_SIZE(mx1ads_pins), "mx1ads");
+
+ /* UART */
+ mxc_register_device(&imx1_uart_device0, &uart_pdata[0]);
+ mxc_register_device(&imx1_uart_device1, &uart_pdata[1]);
+
+ /* Physmap flash */
+ mxc_register_device(&flash_device, &mx1ads_flash_data);
+
+ /* I2C */
+ i2c_register_board_info(0, mx1ads_i2c_devices,
+ ARRAY_SIZE(mx1ads_i2c_devices));
+
+ mxc_register_device(&imx_i2c_device0, &mx1ads_i2c_data);
+}
+
+static void __init mx1ads_timer_init(void)
+{
+ mx1_clocks_init(32000);
+}
+
+struct sys_timer mx1ads_timer = {
+ .init = mx1ads_timer_init,
+};
+
+MACHINE_START(MX1ADS, "Freescale MX1ADS")
+ /* Maintainer: Sascha Hauer, Pengutronix */
+ .phys_io = MX1_IO_BASE_ADDR,
+ .io_pg_offst = (MX1_IO_BASE_ADDR_VIRT >> 18) & 0xfffc,
+ .boot_params = MX1_PHYS_OFFSET + 0x100,
+ .map_io = mx1_map_io,
+ .init_irq = mx1_init_irq,
+ .timer = &mx1ads_timer,
+ .init_machine = mx1ads_init,
+MACHINE_END
+
+MACHINE_START(MXLADS, "Freescale MXLADS")
+ .phys_io = MX1_IO_BASE_ADDR,
+ .io_pg_offst = (MX1_IO_BASE_ADDR_VIRT >> 18) & 0xfffc,
+ .boot_params = MX1_PHYS_OFFSET + 0x100,
+ .map_io = mx1_map_io,
+ .init_irq = mx1_init_irq,
+ .timer = &mx1ads_timer,
+ .init_machine = mx1ads_init,
+MACHINE_END
--- /dev/null
+/*
+ * linux/arch/arm/mach-mx1/mach-scb9328.c
+ *
+ * Copyright (c) 2004 Sascha Hauer <saschahauer@web.de>
+ * Copyright (c) 2006-2008 Juergen Beisert <jbeisert@netscape.net>
+ *
+ * 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
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/interrupt.h>
+#include <linux/dm9000.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+
+#include <mach/common.h>
+#include <mach/hardware.h>
+#include <mach/irqs.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux-mx1.h>
+
+#include "devices.h"
+
+/*
+ * This scb9328 has a 32MiB flash
+ */
+static struct resource flash_resource = {
+ .start = MX1_CS0_PHYS,
+ .end = MX1_CS0_PHYS + (32 * 1024 * 1024) - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct physmap_flash_data scb_flash_data = {
+ .width = 2,
+};
+
+static struct platform_device scb_flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &scb_flash_data,
+ },
+ .resource = &flash_resource,
+ .num_resources = 1,
+};
+
+/*
+ * scb9328 has a DM9000 network controller
+ * connected to CS5, with 16 bit data path
+ * and interrupt connected to GPIO 3
+ */
+
+/*
+ * internal datapath is fixed 16 bit
+ */
+static struct dm9000_plat_data dm9000_platdata = {
+ .flags = DM9000_PLATF_16BITONLY,
+};
+
+/*
+ * the DM9000 drivers wants two defined address spaces
+ * to gain access to address latch registers and the data path.
+ */
+static struct resource dm9000x_resources[] = {
+ {
+ .name = "address area",
+ .start = MX1_CS5_PHYS,
+ .end = MX1_CS5_PHYS + 1,
+ .flags = IORESOURCE_MEM, /* address access */
+ }, {
+ .name = "data area",
+ .start = MX1_CS5_PHYS + 4,
+ .end = MX1_CS5_PHYS + 5,
+ .flags = IORESOURCE_MEM, /* data access */
+ }, {
+ .start = IRQ_GPIOC(3),
+ .end = IRQ_GPIOC(3),
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
+ },
+};
+
+static struct platform_device dm9000x_device = {
+ .name = "dm9000",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(dm9000x_resources),
+ .resource = dm9000x_resources,
+ .dev = {
+ .platform_data = &dm9000_platdata,
+ }
+};
+
+static int mxc_uart1_pins[] = {
+ PC9_PF_UART1_CTS,
+ PC10_PF_UART1_RTS,
+ PC11_PF_UART1_TXD,
+ PC12_PF_UART1_RXD,
+};
+
+static int uart1_mxc_init(struct platform_device *pdev)
+{
+ return mxc_gpio_setup_multiple_pins(mxc_uart1_pins,
+ ARRAY_SIZE(mxc_uart1_pins), "UART1");
+}
+
+static void uart1_mxc_exit(struct platform_device *pdev)
+{
+ mxc_gpio_release_multiple_pins(mxc_uart1_pins,
+ ARRAY_SIZE(mxc_uart1_pins));
+}
+
+static struct imxuart_platform_data uart_pdata = {
+ .init = uart1_mxc_init,
+ .exit = uart1_mxc_exit,
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct platform_device *devices[] __initdata = {
+ &scb_flash_device,
+ &dm9000x_device,
+};
+
+/*
+ * scb9328_init - Init the CPU card itself
+ */
+static void __init scb9328_init(void)
+{
+ mxc_register_device(&imx1_uart_device0, &uart_pdata);
+
+ printk(KERN_INFO"Scb9328: Adding devices\n");
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+}
+
+static void __init scb9328_timer_init(void)
+{
+ mx1_clocks_init(32000);
+}
+
+static struct sys_timer scb9328_timer = {
+ .init = scb9328_timer_init,
+};
+
+MACHINE_START(SCB9328, "Synertronixx scb9328")
+ /* Sascha Hauer */
+ .phys_io = 0x00200000,
+ .io_pg_offst = ((0xe0200000) >> 18) & 0xfffc,
+ .boot_params = 0x08000100,
+ .map_io = mx1_map_io,
+ .init_irq = mx1_init_irq,
+ .timer = &scb9328_timer,
+ .init_machine = scb9328_init,
+MACHINE_END
--- /dev/null
+/*
+ * author: Sascha Hauer
+ * Created: april 20th, 2004
+ * Copyright: Synertronixx GmbH
+ *
+ * Common code for i.MX1 machines
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/common.h>
+#include <mach/hardware.h>
+
+static struct map_desc imx_io_desc[] __initdata = {
+ {
+ .virtual = MX1_IO_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(MX1_IO_BASE_ADDR),
+ .length = MX1_IO_SIZE,
+ .type = MT_DEVICE
+ }
+};
+
+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 imx1_register_gpios(void);
+
+void __init mx1_init_irq(void)
+{
+ imx1_register_gpios();
+ mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
+}
--- /dev/null
+/*
+ * Exported ksyms of ARCH_MX1
+ *
+ * Copyright (C) 2008, Darius Augulis <augulis.darius@gmail.com>
+ *
+ * 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
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/module.h>
+
+#include <mach/mx1_camera.h>
+
+/* IMX camera FIQ handler */
+EXPORT_SYMBOL(mx1_camera_sof_fiq_start);
+EXPORT_SYMBOL(mx1_camera_sof_fiq_end);
--- /dev/null
+/*
+ * Copyright (C) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+ *
+ * Based on linux/arch/arm/lib/floppydma.S
+ * Copyright (C) 1995, 1996 Russell King
+ *
+ * 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
+ * published by the Free Software Foundation.
+ */
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+
+ .text
+ .global mx1_camera_sof_fiq_end
+ .global mx1_camera_sof_fiq_start
+mx1_camera_sof_fiq_start:
+ @ enable dma
+ ldr r12, [r9]
+ orr r12, r12, #0x00000001
+ str r12, [r9]
+ @ unmask DMA interrupt
+ ldr r12, [r8]
+ bic r12, r12, r13
+ str r12, [r8]
+ @ disable SOF interrupt
+ ldr r12, [r10]
+ bic r12, r12, #0x00010000
+ str r12, [r10]
+ @ clear SOF flag
+ mov r12, #0x00010000
+ str r12, [r11]
+ @ return from FIQ
+ subs pc, lr, #4
+mx1_camera_sof_fiq_end:
+++ /dev/null
-if ARCH_MX1
-
-comment "MX1 platforms:"
-
-config MACH_MXLADS
- bool
-
-config ARCH_MX1ADS
- bool "MX1ADS platform"
- select MACH_MXLADS
- help
- Say Y here if you are using Motorola MX1ADS/MXLADS boards
-
-config MACH_SCB9328
- bool "Synertronixx scb9328"
- help
- Say Y here if you are using a Synertronixx scb9328 board
-
-endif
+++ /dev/null
-#
-# Makefile for the linux kernel.
-#
-
-# Object file lists.
-
-obj-y += generic.o clock.o devices.o
-
-# Support for CMOS sensor interface
-obj-$(CONFIG_MX1_VIDEO) += ksym_mx1.o mx1_camera_fiq.o
-
-# Specific board support
-obj-$(CONFIG_ARCH_MX1ADS) += mach-mx1ads.o
-obj-$(CONFIG_MACH_SCB9328) += mach-scb9328.o
+++ /dev/null
- zreladdr-y := 0x08008000
-params_phys-y := 0x08000100
-initrd_phys-y := 0x08800000
-
+++ /dev/null
-/*
- * Copyright (C) 2008 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
- *
- * 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
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/list.h>
-#include <linux/math64.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/io.h>
-
-#include <asm/clkdev.h>
-
-#include <mach/clock.h>
-#include <mach/hardware.h>
-#include <mach/common.h>
-
-#define IO_ADDR_CCM(off) (MX1_IO_ADDRESS(MX1_CCM_BASE_ADDR + (off)))
-
-/* CCM register addresses */
-#define CCM_CSCR IO_ADDR_CCM(0x0)
-#define CCM_MPCTL0 IO_ADDR_CCM(0x4)
-#define CCM_SPCTL0 IO_ADDR_CCM(0xc)
-#define CCM_PCDR IO_ADDR_CCM(0x20)
-
-#define CCM_CSCR_CLKO_OFFSET 29
-#define CCM_CSCR_CLKO_MASK (0x7 << 29)
-#define CCM_CSCR_USB_OFFSET 26
-#define CCM_CSCR_USB_MASK (0x7 << 26)
-#define CCM_CSCR_OSC_EN_SHIFT 17
-#define CCM_CSCR_SYSTEM_SEL (1 << 16)
-#define CCM_CSCR_BCLK_OFFSET 10
-#define CCM_CSCR_BCLK_MASK (0xf << 10)
-#define CCM_CSCR_PRESC (1 << 15)
-
-#define CCM_PCDR_PCLK3_OFFSET 16
-#define CCM_PCDR_PCLK3_MASK (0x7f << 16)
-#define CCM_PCDR_PCLK2_OFFSET 4
-#define CCM_PCDR_PCLK2_MASK (0xf << 4)
-#define CCM_PCDR_PCLK1_OFFSET 0
-#define CCM_PCDR_PCLK1_MASK 0xf
-
-#define IO_ADDR_SCM(off) (MX1_IO_ADDRESS(MX1_SCM_BASE_ADDR + (off)))
-
-/* SCM register addresses */
-#define SCM_GCCR IO_ADDR_SCM(0xc)
-
-#define SCM_GCCR_DMA_CLK_EN_OFFSET 3
-#define SCM_GCCR_CSI_CLK_EN_OFFSET 2
-#define SCM_GCCR_MMA_CLK_EN_OFFSET 1
-#define SCM_GCCR_USBD_CLK_EN_OFFSET 0
-
-static int _clk_enable(struct clk *clk)
-{
- unsigned int reg;
-
- reg = __raw_readl(clk->enable_reg);
- reg |= 1 << clk->enable_shift;
- __raw_writel(reg, clk->enable_reg);
-
- return 0;
-}
-
-static void _clk_disable(struct clk *clk)
-{
- unsigned int reg;
-
- reg = __raw_readl(clk->enable_reg);
- reg &= ~(1 << clk->enable_shift);
- __raw_writel(reg, clk->enable_reg);
-}
-
-static int _clk_can_use_parent(const struct clk *clk_arr[], unsigned int size,
- struct clk *parent)
-{
- int i;
-
- for (i = 0; i < size; i++)
- if (parent == clk_arr[i])
- return i;
-
- return -EINVAL;
-}
-
-static unsigned long
-_clk_simple_round_rate(struct clk *clk, unsigned long rate, unsigned int limit)
-{
- int div;
- unsigned long parent_rate;
-
- parent_rate = clk_get_rate(clk->parent);
-
- div = parent_rate / rate;
- if (parent_rate % rate)
- div++;
-
- if (div > limit)
- div = limit;
-
- return parent_rate / div;
-}
-
-static unsigned long _clk_parent_round_rate(struct clk *clk, unsigned long rate)
-{
- return clk->parent->round_rate(clk->parent, rate);
-}
-
-static int _clk_parent_set_rate(struct clk *clk, unsigned long rate)
-{
- return clk->parent->set_rate(clk->parent, rate);
-}
-
-static unsigned long clk16m_get_rate(struct clk *clk)
-{
- return 16000000;
-}
-
-static struct clk clk16m = {
- .get_rate = clk16m_get_rate,
- .enable = _clk_enable,
- .enable_reg = CCM_CSCR,
- .enable_shift = CCM_CSCR_OSC_EN_SHIFT,
- .disable = _clk_disable,
-};
-
-/* in Hz */
-static unsigned long clk32_rate;
-
-static unsigned long clk32_get_rate(struct clk *clk)
-{
- return clk32_rate;
-}
-
-static struct clk clk32 = {
- .get_rate = clk32_get_rate,
-};
-
-static unsigned long clk32_premult_get_rate(struct clk *clk)
-{
- return clk_get_rate(clk->parent) * 512;
-}
-
-static struct clk clk32_premult = {
- .parent = &clk32,
- .get_rate = clk32_premult_get_rate,
-};
-
-static const struct clk *prem_clk_clocks[] = {
- &clk32_premult,
- &clk16m,
-};
-
-static int prem_clk_set_parent(struct clk *clk, struct clk *parent)
-{
- int i;
- unsigned int reg = __raw_readl(CCM_CSCR);
-
- i = _clk_can_use_parent(prem_clk_clocks, ARRAY_SIZE(prem_clk_clocks),
- parent);
-
- switch (i) {
- case 0:
- reg &= ~CCM_CSCR_SYSTEM_SEL;
- break;
- case 1:
- reg |= CCM_CSCR_SYSTEM_SEL;
- break;
- default:
- return i;
- }
-
- __raw_writel(reg, CCM_CSCR);
-
- return 0;
-}
-
-static struct clk prem_clk = {
- .set_parent = prem_clk_set_parent,
-};
-
-static unsigned long system_clk_get_rate(struct clk *clk)
-{
- return mxc_decode_pll(__raw_readl(CCM_SPCTL0),
- clk_get_rate(clk->parent));
-}
-
-static struct clk system_clk = {
- .parent = &prem_clk,
- .get_rate = system_clk_get_rate,
-};
-
-static unsigned long mcu_clk_get_rate(struct clk *clk)
-{
- return mxc_decode_pll(__raw_readl(CCM_MPCTL0),
- clk_get_rate(clk->parent));
-}
-
-static struct clk mcu_clk = {
- .parent = &clk32_premult,
- .get_rate = mcu_clk_get_rate,
-};
-
-static unsigned long fclk_get_rate(struct clk *clk)
-{
- unsigned long fclk = clk_get_rate(clk->parent);
-
- if (__raw_readl(CCM_CSCR) & CCM_CSCR_PRESC)
- fclk /= 2;
-
- return fclk;
-}
-
-static struct clk fclk = {
- .parent = &mcu_clk,
- .get_rate = fclk_get_rate,
-};
-
-/*
- * get hclk ( SDRAM, CSI, Memory Stick, I2C, DMA )
- */
-static unsigned long hclk_get_rate(struct clk *clk)
-{
- return clk_get_rate(clk->parent) / (((__raw_readl(CCM_CSCR) &
- CCM_CSCR_BCLK_MASK) >> CCM_CSCR_BCLK_OFFSET) + 1);
-}
-
-static unsigned long hclk_round_rate(struct clk *clk, unsigned long rate)
-{
- return _clk_simple_round_rate(clk, rate, 16);
-}
-
-static int hclk_set_rate(struct clk *clk, unsigned long rate)
-{
- unsigned int div;
- unsigned int reg;
- unsigned long parent_rate;
-
- parent_rate = clk_get_rate(clk->parent);
-
- div = parent_rate / rate;
-
- if (div > 16 || div < 1 || ((parent_rate / div) != rate))
- return -EINVAL;
-
- div--;
-
- reg = __raw_readl(CCM_CSCR);
- reg &= ~CCM_CSCR_BCLK_MASK;
- reg |= div << CCM_CSCR_BCLK_OFFSET;
- __raw_writel(reg, CCM_CSCR);
-
- return 0;
-}
-
-static struct clk hclk = {
- .parent = &system_clk,
- .get_rate = hclk_get_rate,
- .round_rate = hclk_round_rate,
- .set_rate = hclk_set_rate,
-};
-
-static unsigned long clk48m_get_rate(struct clk *clk)
-{
- return clk_get_rate(clk->parent) / (((__raw_readl(CCM_CSCR) &
- CCM_CSCR_USB_MASK) >> CCM_CSCR_USB_OFFSET) + 1);
-}
-
-static unsigned long clk48m_round_rate(struct clk *clk, unsigned long rate)
-{
- return _clk_simple_round_rate(clk, rate, 8);
-}
-
-static int clk48m_set_rate(struct clk *clk, unsigned long rate)
-{
- unsigned int div;
- unsigned int reg;
- unsigned long parent_rate;
-
- parent_rate = clk_get_rate(clk->parent);
-
- div = parent_rate / rate;
-
- if (div > 8 || div < 1 || ((parent_rate / div) != rate))
- return -EINVAL;
-
- div--;
-
- reg = __raw_readl(CCM_CSCR);
- reg &= ~CCM_CSCR_USB_MASK;
- reg |= div << CCM_CSCR_USB_OFFSET;
- __raw_writel(reg, CCM_CSCR);
-
- return 0;
-}
-
-static struct clk clk48m = {
- .parent = &system_clk,
- .get_rate = clk48m_get_rate,
- .round_rate = clk48m_round_rate,
- .set_rate = clk48m_set_rate,
-};
-
-/*
- * get peripheral clock 1 ( UART[12], Timer[12], PWM )
- */
-static unsigned long perclk1_get_rate(struct clk *clk)
-{
- return clk_get_rate(clk->parent) / (((__raw_readl(CCM_PCDR) &
- CCM_PCDR_PCLK1_MASK) >> CCM_PCDR_PCLK1_OFFSET) + 1);
-}
-
-static unsigned long perclk1_round_rate(struct clk *clk, unsigned long rate)
-{
- return _clk_simple_round_rate(clk, rate, 16);
-}
-
-static int perclk1_set_rate(struct clk *clk, unsigned long rate)
-{
- unsigned int div;
- unsigned int reg;
- unsigned long parent_rate;
-
- parent_rate = clk_get_rate(clk->parent);
-
- div = parent_rate / rate;
-
- if (div > 16 || div < 1 || ((parent_rate / div) != rate))
- return -EINVAL;
-
- div--;
-
- reg = __raw_readl(CCM_PCDR);
- reg &= ~CCM_PCDR_PCLK1_MASK;
- reg |= div << CCM_PCDR_PCLK1_OFFSET;
- __raw_writel(reg, CCM_PCDR);
-
- return 0;
-}
-
-/*
- * get peripheral clock 2 ( LCD, SD, SPI[12] )
- */
-static unsigned long perclk2_get_rate(struct clk *clk)
-{
- return clk_get_rate(clk->parent) / (((__raw_readl(CCM_PCDR) &
- CCM_PCDR_PCLK2_MASK) >> CCM_PCDR_PCLK2_OFFSET) + 1);
-}
-
-static unsigned long perclk2_round_rate(struct clk *clk, unsigned long rate)
-{
- return _clk_simple_round_rate(clk, rate, 16);
-}
-
-static int perclk2_set_rate(struct clk *clk, unsigned long rate)
-{
- unsigned int div;
- unsigned int reg;
- unsigned long parent_rate;
-
- parent_rate = clk_get_rate(clk->parent);
-
- div = parent_rate / rate;
-
- if (div > 16 || div < 1 || ((parent_rate / div) != rate))
- return -EINVAL;
-
- div--;
-
- reg = __raw_readl(CCM_PCDR);
- reg &= ~CCM_PCDR_PCLK2_MASK;
- reg |= div << CCM_PCDR_PCLK2_OFFSET;
- __raw_writel(reg, CCM_PCDR);
-
- return 0;
-}
-
-/*
- * get peripheral clock 3 ( SSI )
- */
-static unsigned long perclk3_get_rate(struct clk *clk)
-{
- return clk_get_rate(clk->parent) / (((__raw_readl(CCM_PCDR) &
- CCM_PCDR_PCLK3_MASK) >> CCM_PCDR_PCLK3_OFFSET) + 1);
-}
-
-static unsigned long perclk3_round_rate(struct clk *clk, unsigned long rate)
-{
- return _clk_simple_round_rate(clk, rate, 128);
-}
-
-static int perclk3_set_rate(struct clk *clk, unsigned long rate)
-{
- unsigned int div;
- unsigned int reg;
- unsigned long parent_rate;
-
- parent_rate = clk_get_rate(clk->parent);
-
- div = parent_rate / rate;
-
- if (div > 128 || div < 1 || ((parent_rate / div) != rate))
- return -EINVAL;
-
- div--;
-
- reg = __raw_readl(CCM_PCDR);
- reg &= ~CCM_PCDR_PCLK3_MASK;
- reg |= div << CCM_PCDR_PCLK3_OFFSET;
- __raw_writel(reg, CCM_PCDR);
-
- return 0;
-}
-
-static struct clk perclk[] = {
- {
- .id = 0,
- .parent = &system_clk,
- .get_rate = perclk1_get_rate,
- .round_rate = perclk1_round_rate,
- .set_rate = perclk1_set_rate,
- }, {
- .id = 1,
- .parent = &system_clk,
- .get_rate = perclk2_get_rate,
- .round_rate = perclk2_round_rate,
- .set_rate = perclk2_set_rate,
- }, {
- .id = 2,
- .parent = &system_clk,
- .get_rate = perclk3_get_rate,
- .round_rate = perclk3_round_rate,
- .set_rate = perclk3_set_rate,
- }
-};
-
-static const struct clk *clko_clocks[] = {
- &perclk[0],
- &hclk,
- &clk48m,
- &clk16m,
- &prem_clk,
- &fclk,
-};
-
-static int clko_set_parent(struct clk *clk, struct clk *parent)
-{
- int i;
- unsigned int reg;
-
- i = _clk_can_use_parent(clko_clocks, ARRAY_SIZE(clko_clocks), parent);
- if (i < 0)
- return i;
-
- reg = __raw_readl(CCM_CSCR) & ~CCM_CSCR_CLKO_MASK;
- reg |= i << CCM_CSCR_CLKO_OFFSET;
- __raw_writel(reg, CCM_CSCR);
-
- if (clko_clocks[i]->set_rate && clko_clocks[i]->round_rate) {
- clk->set_rate = _clk_parent_set_rate;
- clk->round_rate = _clk_parent_round_rate;
- } else {
- clk->set_rate = NULL;
- clk->round_rate = NULL;
- }
-
- return 0;
-}
-
-static struct clk clko_clk = {
- .set_parent = clko_set_parent,
-};
-
-static struct clk dma_clk = {
- .parent = &hclk,
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
- .enable = _clk_enable,
- .enable_reg = SCM_GCCR,
- .enable_shift = SCM_GCCR_DMA_CLK_EN_OFFSET,
- .disable = _clk_disable,
-};
-
-static struct clk csi_clk = {
- .parent = &hclk,
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
- .enable = _clk_enable,
- .enable_reg = SCM_GCCR,
- .enable_shift = SCM_GCCR_CSI_CLK_EN_OFFSET,
- .disable = _clk_disable,
-};
-
-static struct clk mma_clk = {
- .parent = &hclk,
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
- .enable = _clk_enable,
- .enable_reg = SCM_GCCR,
- .enable_shift = SCM_GCCR_MMA_CLK_EN_OFFSET,
- .disable = _clk_disable,
-};
-
-static struct clk usbd_clk = {
- .parent = &clk48m,
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
- .enable = _clk_enable,
- .enable_reg = SCM_GCCR,
- .enable_shift = SCM_GCCR_USBD_CLK_EN_OFFSET,
- .disable = _clk_disable,
-};
-
-static struct clk gpt_clk = {
- .parent = &perclk[0],
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
-};
-
-static struct clk uart_clk = {
- .parent = &perclk[0],
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
-};
-
-static struct clk i2c_clk = {
- .parent = &hclk,
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
-};
-
-static struct clk spi_clk = {
- .parent = &perclk[1],
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
-};
-
-static struct clk sdhc_clk = {
- .parent = &perclk[1],
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
-};
-
-static struct clk lcdc_clk = {
- .parent = &perclk[1],
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
-};
-
-static struct clk mshc_clk = {
- .parent = &hclk,
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
-};
-
-static struct clk ssi_clk = {
- .parent = &perclk[2],
- .round_rate = _clk_parent_round_rate,
- .set_rate = _clk_parent_set_rate,
-};
-
-static struct clk rtc_clk = {
- .parent = &clk32,
-};
-
-#define _REGISTER_CLOCK(d, n, c) \
- { \
- .dev_id = d, \
- .con_id = n, \
- .clk = &c, \
- },
-static struct clk_lookup lookups[] __initdata = {
- _REGISTER_CLOCK(NULL, "dma", dma_clk)
- _REGISTER_CLOCK("mx1-camera.0", NULL, csi_clk)
- _REGISTER_CLOCK(NULL, "mma", mma_clk)
- _REGISTER_CLOCK("imx_udc.0", NULL, usbd_clk)
- _REGISTER_CLOCK(NULL, "gpt", gpt_clk)
- _REGISTER_CLOCK("imx-uart.0", NULL, uart_clk)
- _REGISTER_CLOCK("imx-uart.1", NULL, uart_clk)
- _REGISTER_CLOCK("imx-uart.2", NULL, uart_clk)
- _REGISTER_CLOCK("imx-i2c.0", NULL, i2c_clk)
- _REGISTER_CLOCK("spi_imx.0", NULL, spi_clk)
- _REGISTER_CLOCK("imx-mmc.0", NULL, sdhc_clk)
- _REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk)
- _REGISTER_CLOCK(NULL, "mshc", mshc_clk)
- _REGISTER_CLOCK(NULL, "ssi", ssi_clk)
- _REGISTER_CLOCK("mxc_rtc.0", NULL, rtc_clk)
-};
-
-int __init mx1_clocks_init(unsigned long fref)
-{
- unsigned int reg;
-
- /* disable clocks we are able to */
- __raw_writel(0, SCM_GCCR);
-
- clk32_rate = fref;
- reg = __raw_readl(CCM_CSCR);
-
- /* detect clock reference for system PLL */
- if (reg & CCM_CSCR_SYSTEM_SEL) {
- prem_clk.parent = &clk16m;
- } else {
- /* ensure that oscillator is disabled */
- reg &= ~(1 << CCM_CSCR_OSC_EN_SHIFT);
- __raw_writel(reg, CCM_CSCR);
- prem_clk.parent = &clk32_premult;
- }
-
- /* detect reference for CLKO */
- reg = (reg & CCM_CSCR_CLKO_MASK) >> CCM_CSCR_CLKO_OFFSET;
- clko_clk.parent = (struct clk *)clko_clocks[reg];
-
- clkdev_add_table(lookups, ARRAY_SIZE(lookups));
-
- clk_enable(&hclk);
- clk_enable(&fclk);
-
- mxc_timer_init(&gpt_clk, MX1_IO_ADDRESS(MX1_TIM1_BASE_ADDR),
- MX1_TIM1_INT);
-
- return 0;
-}
+++ /dev/null
-/*
- * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Sascha Hauer, kernel@pengutronix.de
- * Copyright (c) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
- * Copyright (c) 2008 Darius Augulis <darius.augulis@teltonika.lt>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/dma-mapping.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-#include <mach/irqs.h>
-#include <mach/hardware.h>
-
-#include "devices.h"
-
-static struct resource imx1_camera_resources[] = {
- {
- .start = 0x00224000,
- .end = 0x00224010,
- .flags = IORESOURCE_MEM,
- }, {
- .start = MX1_CSI_INT,
- .end = MX1_CSI_INT,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static u64 imx1_camera_dmamask = DMA_BIT_MASK(32);
-
-struct platform_device imx1_camera_device = {
- .name = "mx1-camera",
- .id = 0, /* This is used to put cameras on this interface */
- .dev = {
- .dma_mask = &imx1_camera_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = imx1_camera_resources,
- .num_resources = ARRAY_SIZE(imx1_camera_resources),
-};
-
-static struct resource imx_i2c_resources[] = {
- {
- .start = 0x00217000,
- .end = 0x00217010,
- .flags = IORESOURCE_MEM,
- }, {
- .start = MX1_I2C_INT,
- .end = MX1_I2C_INT,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device imx_i2c_device0 = {
- .name = "imx-i2c",
- .id = 0,
- .resource = imx_i2c_resources,
- .num_resources = ARRAY_SIZE(imx_i2c_resources),
-};
-
-#define DEFINE_IMX1_UART_DEVICE(n, baseaddr, irqrx, irqtx, irqrts) \
- static struct resource imx1_uart_resources ## n[] = { \
- { \
- .start = baseaddr, \
- .end = baseaddr + 0xd0, \
- .flags = IORESOURCE_MEM, \
- }, { \
- .start = irqrx, \
- .end = irqrx, \
- .flags = IORESOURCE_IRQ, \
- }, { \
- .start = irqtx, \
- .end = irqtx, \
- .flags = IORESOURCE_IRQ, \
- }, { \
- .start = irqrts, \
- .end = irqrts, \
- .flags = IORESOURCE_IRQ, \
- }, \
- }; \
- \
- struct platform_device imx1_uart_device ## n = { \
- .name = "imx-uart", \
- .id = n, \
- .num_resources = ARRAY_SIZE(imx1_uart_resources ## n), \
- .resource = imx1_uart_resources ## n, \
- }
-
-DEFINE_IMX1_UART_DEVICE(0, MX1_UART1_BASE_ADDR, MX1_UART1_MINT_RX, MX1_UART1_MINT_TX, MX1_UART1_MINT_RTS);
-DEFINE_IMX1_UART_DEVICE(1, MX1_UART2_BASE_ADDR, MX1_UART2_MINT_RX, MX1_UART2_MINT_TX, MX1_UART2_MINT_RTS);
-
-static struct resource imx_rtc_resources[] = {
- {
- .start = 0x00204000,
- .end = 0x00204024,
- .flags = IORESOURCE_MEM,
- }, {
- .start = MX1_RTC_INT,
- .end = MX1_RTC_INT,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = MX1_RTC_SAMINT,
- .end = MX1_RTC_SAMINT,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device imx_rtc_device = {
- .name = "rtc-imx",
- .id = 0,
- .resource = imx_rtc_resources,
- .num_resources = ARRAY_SIZE(imx_rtc_resources),
-};
-
-static struct resource imx_wdt_resources[] = {
- {
- .start = 0x00201000,
- .end = 0x00201008,
- .flags = IORESOURCE_MEM,
- }, {
- .start = MX1_WDT_INT,
- .end = MX1_WDT_INT,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device imx_wdt_device = {
- .name = "imx-wdt",
- .id = 0,
- .resource = imx_wdt_resources,
- .num_resources = ARRAY_SIZE(imx_wdt_resources),
-};
-
-static struct resource imx_usb_resources[] = {
- {
- .start = 0x00212000,
- .end = 0x00212148,
- .flags = IORESOURCE_MEM,
- }, {
- .start = MX1_USBD_INT0,
- .end = MX1_USBD_INT0,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = MX1_USBD_INT1,
- .end = MX1_USBD_INT1,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = MX1_USBD_INT2,
- .end = MX1_USBD_INT2,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = MX1_USBD_INT3,
- .end = MX1_USBD_INT3,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = MX1_USBD_INT4,
- .end = MX1_USBD_INT4,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = MX1_USBD_INT5,
- .end = MX1_USBD_INT5,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = MX1_USBD_INT6,
- .end = MX1_USBD_INT6,
- .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),
- .irq = MX1_GPIO_INT_PORTD,
- .virtual_irq_start = MXC_GPIO_IRQ_START + 96,
- }
-};
-
-int __init imx1_register_gpios(void)
-{
- return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
-}
+++ /dev/null
-extern struct platform_device imx1_camera_device;
-extern struct platform_device imx_i2c_device0;
-extern struct platform_device imx1_uart_device0;
-extern struct platform_device imx1_uart_device1;
-extern struct platform_device imx_rtc_device;
-extern struct platform_device imx_wdt_device;
-extern struct platform_device imx_usb_device;
+++ /dev/null
-/*
- * author: Sascha Hauer
- * Created: april 20th, 2004
- * Copyright: Synertronixx GmbH
- *
- * Common code for i.MX machines
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/io.h>
-
-#include <asm/mach/map.h>
-
-#include <mach/common.h>
-#include <mach/hardware.h>
-
-static struct map_desc imx_io_desc[] __initdata = {
- {
- .virtual = MX1_IO_BASE_ADDR_VIRT,
- .pfn = __phys_to_pfn(MX1_IO_BASE_ADDR),
- .length = MX1_IO_SIZE,
- .type = MT_DEVICE
- }
-};
-
-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 imx1_register_gpios(void);
-
-void __init mx1_init_irq(void)
-{
- imx1_register_gpios();
- mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
-}
+++ /dev/null
-/*
- * Exported ksyms of ARCH_MX1
- *
- * Copyright (C) 2008, Darius Augulis <augulis.darius@gmail.com>
- *
- * 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
- * published by the Free Software Foundation.
- */
-
-#include <linux/platform_device.h>
-#include <linux/module.h>
-
-#include <mach/mx1_camera.h>
-
-/* IMX camera FIQ handler */
-EXPORT_SYMBOL(mx1_camera_sof_fiq_start);
-EXPORT_SYMBOL(mx1_camera_sof_fiq_end);
+++ /dev/null
-/*
- * arch/arm/mach-imx/mach-mx1ads.c
- *
- * Initially based on:
- * linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c
- * Copyright (c) 2004 Sascha Hauer <sascha@saschahauer.de>
- *
- * 2004 (c) MontaVista Software, Inc.
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <linux/i2c.h>
-#include <linux/i2c/pcf857x.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <linux/mtd/physmap.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/time.h>
-
-#include <mach/common.h>
-#include <mach/hardware.h>
-#include <mach/i2c.h>
-#include <mach/imx-uart.h>
-#include <mach/iomux-mx1.h>
-#include <mach/irqs.h>
-
-#include "devices.h"
-
-static int mx1ads_pins[] = {
- /* UART1 */
- PC9_PF_UART1_CTS,
- PC10_PF_UART1_RTS,
- PC11_PF_UART1_TXD,
- PC12_PF_UART1_RXD,
- /* UART2 */
- PB28_PF_UART2_CTS,
- PB29_PF_UART2_RTS,
- PB30_PF_UART2_TXD,
- PB31_PF_UART2_RXD,
- /* I2C */
- PA15_PF_I2C_SDA,
- PA16_PF_I2C_SCL,
- /* SPI */
- PC13_PF_SPI1_SPI_RDY,
- PC14_PF_SPI1_SCLK,
- PC15_PF_SPI1_SS,
- PC16_PF_SPI1_MISO,
- PC17_PF_SPI1_MOSI,
-};
-
-/*
- * UARTs platform data
- */
-
-static struct imxuart_platform_data uart_pdata[] = {
- {
- .flags = IMXUART_HAVE_RTSCTS,
- }, {
- .flags = IMXUART_HAVE_RTSCTS,
- },
-};
-
-/*
- * Physmap flash
- */
-
-static struct physmap_flash_data mx1ads_flash_data = {
- .width = 4, /* bankwidth in bytes */
-};
-
-static struct resource flash_resource = {
- .start = MX1_CS0_PHYS,
- .end = MX1_CS0_PHYS + SZ_32M - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device flash_device = {
- .name = "physmap-flash",
- .id = 0,
- .resource = &flash_resource,
- .num_resources = 1,
-};
-
-/*
- * I2C
- */
-static struct pcf857x_platform_data pcf857x_data[] = {
- {
- .gpio_base = 4 * 32,
- }, {
- .gpio_base = 4 * 32 + 16,
- }
-};
-
-static struct imxi2c_platform_data mx1ads_i2c_data = {
- .bitrate = 100000,
-};
-
-static struct i2c_board_info mx1ads_i2c_devices[] = {
- {
- I2C_BOARD_INFO("pcf8575", 0x22),
- .platform_data = &pcf857x_data[0],
- }, {
- I2C_BOARD_INFO("pcf8575", 0x24),
- .platform_data = &pcf857x_data[1],
- },
-};
-
-/*
- * Board init
- */
-static void __init mx1ads_init(void)
-{
- mxc_gpio_setup_multiple_pins(mx1ads_pins,
- ARRAY_SIZE(mx1ads_pins), "mx1ads");
-
- /* UART */
- mxc_register_device(&imx1_uart_device0, &uart_pdata[0]);
- mxc_register_device(&imx1_uart_device1, &uart_pdata[1]);
-
- /* Physmap flash */
- mxc_register_device(&flash_device, &mx1ads_flash_data);
-
- /* I2C */
- i2c_register_board_info(0, mx1ads_i2c_devices,
- ARRAY_SIZE(mx1ads_i2c_devices));
-
- mxc_register_device(&imx_i2c_device0, &mx1ads_i2c_data);
-}
-
-static void __init mx1ads_timer_init(void)
-{
- mx1_clocks_init(32000);
-}
-
-struct sys_timer mx1ads_timer = {
- .init = mx1ads_timer_init,
-};
-
-MACHINE_START(MX1ADS, "Freescale MX1ADS")
- /* Maintainer: Sascha Hauer, Pengutronix */
- .phys_io = MX1_IO_BASE_ADDR,
- .io_pg_offst = (MX1_IO_BASE_ADDR_VIRT >> 18) & 0xfffc,
- .boot_params = MX1_PHYS_OFFSET + 0x100,
- .map_io = mx1_map_io,
- .init_irq = mx1_init_irq,
- .timer = &mx1ads_timer,
- .init_machine = mx1ads_init,
-MACHINE_END
-
-MACHINE_START(MXLADS, "Freescale MXLADS")
- .phys_io = MX1_IO_BASE_ADDR,
- .io_pg_offst = (MX1_IO_BASE_ADDR_VIRT >> 18) & 0xfffc,
- .boot_params = MX1_PHYS_OFFSET + 0x100,
- .map_io = mx1_map_io,
- .init_irq = mx1_init_irq,
- .timer = &mx1ads_timer,
- .init_machine = mx1ads_init,
-MACHINE_END
+++ /dev/null
-/*
- * linux/arch/arm/mach-mx1/mach-scb9328.c
- *
- * Copyright (c) 2004 Sascha Hauer <saschahauer@web.de>
- * Copyright (c) 2006-2008 Juergen Beisert <jbeisert@netscape.net>
- *
- * 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
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/platform_device.h>
-#include <linux/mtd/physmap.h>
-#include <linux/interrupt.h>
-#include <linux/dm9000.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/time.h>
-
-#include <mach/common.h>
-#include <mach/hardware.h>
-#include <mach/irqs.h>
-#include <mach/imx-uart.h>
-#include <mach/iomux-mx1.h>
-
-#include "devices.h"
-
-/*
- * This scb9328 has a 32MiB flash
- */
-static struct resource flash_resource = {
- .start = MX1_CS0_PHYS,
- .end = MX1_CS0_PHYS + (32 * 1024 * 1024) - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct physmap_flash_data scb_flash_data = {
- .width = 2,
-};
-
-static struct platform_device scb_flash_device = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &scb_flash_data,
- },
- .resource = &flash_resource,
- .num_resources = 1,
-};
-
-/*
- * scb9328 has a DM9000 network controller
- * connected to CS5, with 16 bit data path
- * and interrupt connected to GPIO 3
- */
-
-/*
- * internal datapath is fixed 16 bit
- */
-static struct dm9000_plat_data dm9000_platdata = {
- .flags = DM9000_PLATF_16BITONLY,
-};
-
-/*
- * the DM9000 drivers wants two defined address spaces
- * to gain access to address latch registers and the data path.
- */
-static struct resource dm9000x_resources[] = {
- {
- .name = "address area",
- .start = MX1_CS5_PHYS,
- .end = MX1_CS5_PHYS + 1,
- .flags = IORESOURCE_MEM, /* address access */
- }, {
- .name = "data area",
- .start = MX1_CS5_PHYS + 4,
- .end = MX1_CS5_PHYS + 5,
- .flags = IORESOURCE_MEM, /* data access */
- }, {
- .start = IRQ_GPIOC(3),
- .end = IRQ_GPIOC(3),
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
- },
-};
-
-static struct platform_device dm9000x_device = {
- .name = "dm9000",
- .id = 0,
- .num_resources = ARRAY_SIZE(dm9000x_resources),
- .resource = dm9000x_resources,
- .dev = {
- .platform_data = &dm9000_platdata,
- }
-};
-
-static int mxc_uart1_pins[] = {
- PC9_PF_UART1_CTS,
- PC10_PF_UART1_RTS,
- PC11_PF_UART1_TXD,
- PC12_PF_UART1_RXD,
-};
-
-static int uart1_mxc_init(struct platform_device *pdev)
-{
- return mxc_gpio_setup_multiple_pins(mxc_uart1_pins,
- ARRAY_SIZE(mxc_uart1_pins), "UART1");
-}
-
-static void uart1_mxc_exit(struct platform_device *pdev)
-{
- mxc_gpio_release_multiple_pins(mxc_uart1_pins,
- ARRAY_SIZE(mxc_uart1_pins));
-}
-
-static struct imxuart_platform_data uart_pdata = {
- .init = uart1_mxc_init,
- .exit = uart1_mxc_exit,
- .flags = IMXUART_HAVE_RTSCTS,
-};
-
-static struct platform_device *devices[] __initdata = {
- &scb_flash_device,
- &dm9000x_device,
-};
-
-/*
- * scb9328_init - Init the CPU card itself
- */
-static void __init scb9328_init(void)
-{
- mxc_register_device(&imx1_uart_device0, &uart_pdata);
-
- printk(KERN_INFO"Scb9328: Adding devices\n");
- platform_add_devices(devices, ARRAY_SIZE(devices));
-}
-
-static void __init scb9328_timer_init(void)
-{
- mx1_clocks_init(32000);
-}
-
-static struct sys_timer scb9328_timer = {
- .init = scb9328_timer_init,
-};
-
-MACHINE_START(SCB9328, "Synertronixx scb9328")
- /* Sascha Hauer */
- .phys_io = 0x00200000,
- .io_pg_offst = ((0xe0200000) >> 18) & 0xfffc,
- .boot_params = 0x08000100,
- .map_io = mx1_map_io,
- .init_irq = mx1_init_irq,
- .timer = &scb9328_timer,
- .init_machine = scb9328_init,
-MACHINE_END
+++ /dev/null
-/*
- * Copyright (C) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
- *
- * Based on linux/arch/arm/lib/floppydma.S
- * Copyright (C) 1995, 1996 Russell King
- *
- * 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
- * published by the Free Software Foundation.
- */
-#include <linux/linkage.h>
-#include <asm/assembler.h>
-
- .text
- .global mx1_camera_sof_fiq_end
- .global mx1_camera_sof_fiq_start
-mx1_camera_sof_fiq_start:
- @ enable dma
- ldr r12, [r9]
- orr r12, r12, #0x00000001
- str r12, [r9]
- @ unmask DMA interrupt
- ldr r12, [r8]
- bic r12, r12, r13
- str r12, [r8]
- @ disable SOF interrupt
- ldr r12, [r10]
- bic r12, r12, #0x00010000
- str r12, [r10]
- @ clear SOF flag
- mov r12, #0x00010000
- str r12, [r11]
- @ return from FIQ
- subs pc, lr, #4
-mx1_camera_sof_fiq_end:
endchoice
-source "arch/arm/mach-mx1/Kconfig"
source "arch/arm/mach-imx/Kconfig"
source "arch/arm/mach-mx3/Kconfig"
source "arch/arm/mach-mx25/Kconfig"
projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commitdiff