summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-mx25
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-mx25')
-rw-r--r--arch/arm/mach-mx25/Kconfig1
-rw-r--r--arch/arm/mach-mx25/Makefile2
-rw-r--r--arch/arm/mach-mx25/clock.c77
-rw-r--r--arch/arm/mach-mx25/devices.c77
-rw-r--r--arch/arm/mach-mx25/devices.h4
-rw-r--r--arch/arm/mach-mx25/mach-mx25pdk.c (renamed from arch/arm/mach-mx25/mx25pdk.c)69
6 files changed, 200 insertions, 30 deletions
diff --git a/arch/arm/mach-mx25/Kconfig b/arch/arm/mach-mx25/Kconfig
index cc28f56eae8..54d217314ee 100644
--- a/arch/arm/mach-mx25/Kconfig
+++ b/arch/arm/mach-mx25/Kconfig
@@ -3,7 +3,6 @@ if ARCH_MX25
comment "MX25 platforms:"
config MACH_MX25_3DS
- select ARCH_MXC_IOMUX_V3
bool "Support MX25PDK (3DS) Platform"
endif
diff --git a/arch/arm/mach-mx25/Makefile b/arch/arm/mach-mx25/Makefile
index fe23836a9f3..10cebc5ced8 100644
--- a/arch/arm/mach-mx25/Makefile
+++ b/arch/arm/mach-mx25/Makefile
@@ -1,3 +1,3 @@
obj-y := mm.o devices.o
obj-$(CONFIG_ARCH_MX25) += clock.o
-obj-$(CONFIG_MACH_MX25_3DS) += mx25pdk.o
+obj-$(CONFIG_MACH_MX25_3DS) += mach-mx25pdk.o
diff --git a/arch/arm/mach-mx25/clock.c b/arch/arm/mach-mx25/clock.c
index 6e838b85771..155014993b1 100644
--- a/arch/arm/mach-mx25/clock.c
+++ b/arch/arm/mach-mx25/clock.c
@@ -119,6 +119,16 @@ static unsigned long get_rate_nfc(struct clk *clk)
return get_rate_per(8);
}
+static unsigned long get_rate_gpt(struct clk *clk)
+{
+ return get_rate_per(5);
+}
+
+static unsigned long get_rate_lcdc(struct clk *clk)
+{
+ return get_rate_per(7);
+}
+
static unsigned long get_rate_otg(struct clk *clk)
{
return 48000000; /* FIXME */
@@ -144,7 +154,7 @@ static void clk_cgcr_disable(struct clk *clk)
__raw_writel(reg, clk->enable_reg);
}
-#define DEFINE_CLOCK(name, i, er, es, gr, sr) \
+#define DEFINE_CLOCK(name, i, er, es, gr, sr, s) \
static struct clk name = { \
.id = i, \
.enable_reg = CRM_BASE + er, \
@@ -153,27 +163,34 @@ static void clk_cgcr_disable(struct clk *clk)
.set_rate = sr, \
.enable = clk_cgcr_enable, \
.disable = clk_cgcr_disable, \
+ .secondary = s, \
}
-DEFINE_CLOCK(gpt_clk, 0, CCM_CGCR0, 5, get_rate_ipg, NULL);
-DEFINE_CLOCK(cspi1_clk, 0, CCM_CGCR1, 5, get_rate_ipg, NULL);
-DEFINE_CLOCK(cspi2_clk, 0, CCM_CGCR1, 6, get_rate_ipg, NULL);
-DEFINE_CLOCK(cspi3_clk, 0, CCM_CGCR1, 7, get_rate_ipg, NULL);
-DEFINE_CLOCK(uart1_clk, 0, CCM_CGCR2, 14, get_rate_uart, NULL);
-DEFINE_CLOCK(uart2_clk, 0, CCM_CGCR2, 15, get_rate_uart, NULL);
-DEFINE_CLOCK(uart3_clk, 0, CCM_CGCR2, 16, get_rate_uart, NULL);
-DEFINE_CLOCK(uart4_clk, 0, CCM_CGCR2, 17, get_rate_uart, NULL);
-DEFINE_CLOCK(uart5_clk, 0, CCM_CGCR2, 18, get_rate_uart, NULL);
-DEFINE_CLOCK(nfc_clk, 0, CCM_CGCR0, 8, get_rate_nfc, NULL);
-DEFINE_CLOCK(usbotg_clk, 0, CCM_CGCR0, 28, get_rate_otg, NULL);
-DEFINE_CLOCK(pwm1_clk, 0, CCM_CGCR1, 31, get_rate_ipg, NULL);
-DEFINE_CLOCK(pwm2_clk, 0, CCM_CGCR2, 0, get_rate_ipg, NULL);
-DEFINE_CLOCK(pwm3_clk, 0, CCM_CGCR2, 1, get_rate_ipg, NULL);
-DEFINE_CLOCK(pwm4_clk, 0, CCM_CGCR2, 2, get_rate_ipg, NULL);
-DEFINE_CLOCK(kpp_clk, 0, CCM_CGCR1, 28, get_rate_ipg, NULL);
-DEFINE_CLOCK(tsc_clk, 0, CCM_CGCR2, 13, get_rate_ipg, NULL);
-DEFINE_CLOCK(i2c_clk, 0, CCM_CGCR0, 6, get_rate_i2c, NULL);
-DEFINE_CLOCK(fec_clk, 0, CCM_CGCR0, 23, get_rate_ipg, NULL);
+DEFINE_CLOCK(gpt_clk, 0, CCM_CGCR0, 5, get_rate_gpt, NULL, NULL);
+DEFINE_CLOCK(uart_per_clk, 0, CCM_CGCR0, 15, get_rate_uart, NULL, NULL);
+DEFINE_CLOCK(cspi1_clk, 0, CCM_CGCR1, 5, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(cspi2_clk, 0, CCM_CGCR1, 6, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(cspi3_clk, 0, CCM_CGCR1, 7, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(fec_ahb_clk, 0, CCM_CGCR0, 23, NULL, NULL, NULL);
+DEFINE_CLOCK(lcdc_ahb_clk, 0, CCM_CGCR0, 24, NULL, NULL, NULL);
+DEFINE_CLOCK(lcdc_per_clk, 0, CCM_CGCR0, 7, NULL, NULL, &lcdc_ahb_clk);
+DEFINE_CLOCK(uart1_clk, 0, CCM_CGCR2, 14, get_rate_uart, NULL, &uart_per_clk);
+DEFINE_CLOCK(uart2_clk, 0, CCM_CGCR2, 15, get_rate_uart, NULL, &uart_per_clk);
+DEFINE_CLOCK(uart3_clk, 0, CCM_CGCR2, 16, get_rate_uart, NULL, &uart_per_clk);
+DEFINE_CLOCK(uart4_clk, 0, CCM_CGCR2, 17, get_rate_uart, NULL, &uart_per_clk);
+DEFINE_CLOCK(uart5_clk, 0, CCM_CGCR2, 18, get_rate_uart, NULL, &uart_per_clk);
+DEFINE_CLOCK(nfc_clk, 0, CCM_CGCR0, 8, get_rate_nfc, NULL, NULL);
+DEFINE_CLOCK(usbotg_clk, 0, CCM_CGCR0, 28, get_rate_otg, NULL, NULL);
+DEFINE_CLOCK(pwm1_clk, 0, CCM_CGCR1, 31, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(pwm2_clk, 0, CCM_CGCR2, 0, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(pwm3_clk, 0, CCM_CGCR2, 1, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(pwm4_clk, 0, CCM_CGCR2, 2, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(kpp_clk, 0, CCM_CGCR1, 28, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(tsc_clk, 0, CCM_CGCR2, 13, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(i2c_clk, 0, CCM_CGCR0, 6, get_rate_i2c, NULL, NULL);
+DEFINE_CLOCK(fec_clk, 0, CCM_CGCR1, 15, get_rate_ipg, NULL, &fec_ahb_clk);
+DEFINE_CLOCK(dryice_clk, 0, CCM_CGCR1, 8, get_rate_ipg, NULL, NULL);
+DEFINE_CLOCK(lcdc_clk, 0, CCM_CGCR1, 29, get_rate_lcdc, NULL, &lcdc_per_clk);
#define _REGISTER_CLOCK(d, n, c) \
{ \
@@ -206,14 +223,24 @@ static struct clk_lookup lookups[] = {
_REGISTER_CLOCK("imx-i2c.1", NULL, i2c_clk)
_REGISTER_CLOCK("imx-i2c.2", NULL, i2c_clk)
_REGISTER_CLOCK("fec.0", NULL, fec_clk)
+ _REGISTER_CLOCK("imxdi_rtc.0", NULL, dryice_clk)
+ _REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk)
};
-int __init mx25_clocks_init(unsigned long fref)
+int __init mx25_clocks_init(void)
{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(lookups); i++)
- clkdev_add(&lookups[i]);
+ clkdev_add_table(lookups, ARRAY_SIZE(lookups));
+
+ /* Turn off all clocks except the ones we need to survive, namely:
+ * EMI, GPIO1-3 (CCM_CGCR1[18:16]), GPT1, IOMUXC (CCM_CGCR1[27]), IIM,
+ * SCC
+ */
+ __raw_writel((1 << 19), CRM_BASE + CCM_CGCR0);
+ __raw_writel((0xf << 16) | (3 << 26), CRM_BASE + CCM_CGCR1);
+ __raw_writel((1 << 5), CRM_BASE + CCM_CGCR2);
+
+ /* Clock source for lcdc is upll */
+ __raw_writel(__raw_readl(CRM_BASE+0x64) | (1 << 7), CRM_BASE + 0x64);
mxc_timer_init(&gpt_clk, MX25_IO_ADDRESS(MX25_GPT1_BASE_ADDR), 54);
diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c
index 9fdeea1c083..3a405fa400e 100644
--- a/arch/arm/mach-mx25/devices.c
+++ b/arch/arm/mach-mx25/devices.c
@@ -438,3 +438,80 @@ struct platform_device mx25_fec_device = {
.num_resources = ARRAY_SIZE(mx25_fec_resources),
.resource = mx25_fec_resources,
};
+
+static struct resource mxc_nand_resources[] = {
+ {
+ .start = MX25_NFC_BASE_ADDR,
+ .end = MX25_NFC_BASE_ADDR + 0x1fff,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = MX25_INT_NANDFC,
+ .end = MX25_INT_NANDFC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device mxc_nand_device = {
+ .name = "mxc_nand",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(mxc_nand_resources),
+ .resource = mxc_nand_resources,
+};
+
+static struct resource mx25_rtc_resources[] = {
+ {
+ .start = MX25_DRYICE_BASE_ADDR,
+ .end = MX25_DRYICE_BASE_ADDR + 0x40,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = MX25_INT_DRYICE,
+ .flags = IORESOURCE_IRQ
+ },
+};
+
+struct platform_device mx25_rtc_device = {
+ .name = "imxdi_rtc",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(mx25_rtc_resources),
+ .resource = mx25_rtc_resources,
+};
+
+static struct resource mx25_fb_resources[] = {
+ {
+ .start = MX25_LCDC_BASE_ADDR,
+ .end = MX25_LCDC_BASE_ADDR + 0xfff,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = MX25_INT_LCDC,
+ .end = MX25_INT_LCDC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device mx25_fb_device = {
+ .name = "imx-fb",
+ .id = 0,
+ .resource = mx25_fb_resources,
+ .num_resources = ARRAY_SIZE(mx25_fb_resources),
+ .dev = {
+ .coherent_dma_mask = 0xFFFFFFFF,
+ },
+};
+
+static struct resource mxc_wdt_resources[] = {
+ {
+ .start = MX25_WDOG_BASE_ADDR,
+ .end = MX25_WDOG_BASE_ADDR + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device mxc_wdt = {
+ .name = "imx2-wdt",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(mxc_wdt_resources),
+ .resource = mxc_wdt_resources,
+};
diff --git a/arch/arm/mach-mx25/devices.h b/arch/arm/mach-mx25/devices.h
index fe5420fcd11..cee12c0a0be 100644
--- a/arch/arm/mach-mx25/devices.h
+++ b/arch/arm/mach-mx25/devices.h
@@ -18,3 +18,7 @@ extern struct platform_device mxc_i2c_device0;
extern struct platform_device mxc_i2c_device1;
extern struct platform_device mxc_i2c_device2;
extern struct platform_device mx25_fec_device;
+extern struct platform_device mxc_nand_device;
+extern struct platform_device mx25_rtc_device;
+extern struct platform_device mx25_fb_device;
+extern struct platform_device mxc_wdt;
diff --git a/arch/arm/mach-mx25/mx25pdk.c b/arch/arm/mach-mx25/mach-mx25pdk.c
index 921bc99ea23..83d74109e7d 100644
--- a/arch/arm/mach-mx25/mx25pdk.c
+++ b/arch/arm/mach-mx25/mach-mx25pdk.c
@@ -35,8 +35,9 @@
#include <mach/imx-uart.h>
#include <mach/mx25.h>
#include <mach/mxc_nand.h>
+#include <mach/imxfb.h>
#include "devices.h"
-#include <mach/iomux.h>
+#include <mach/iomux-mx25.h>
static struct imxuart_platform_data uart_pdata = {
.flags = IMXUART_HAVE_RTSCTS,
@@ -54,6 +55,31 @@ static struct pad_desc mx25pdk_pads[] = {
MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
MX25_PAD_A17__GPIO_2_3, /* FEC_EN, GPIO 35 */
MX25_PAD_D12__GPIO_4_8, /* FEC_RESET_B, GPIO 104 */
+
+ /* LCD */
+ MX25_PAD_LD0__LD0,
+ MX25_PAD_LD1__LD1,
+ MX25_PAD_LD2__LD2,
+ MX25_PAD_LD3__LD3,
+ MX25_PAD_LD4__LD4,
+ MX25_PAD_LD5__LD5,
+ MX25_PAD_LD6__LD6,
+ MX25_PAD_LD7__LD7,
+ MX25_PAD_LD8__LD8,
+ MX25_PAD_LD9__LD9,
+ MX25_PAD_LD10__LD10,
+ MX25_PAD_LD11__LD11,
+ MX25_PAD_LD12__LD12,
+ MX25_PAD_LD13__LD13,
+ MX25_PAD_LD14__LD14,
+ MX25_PAD_LD15__LD15,
+ MX25_PAD_GPIO_E__LD16,
+ MX25_PAD_GPIO_F__LD17,
+ MX25_PAD_HSYNC__HSYNC,
+ MX25_PAD_VSYNC__VSYNC,
+ MX25_PAD_LSCLK__LSCLK,
+ MX25_PAD_OE_ACD__OE_ACD,
+ MX25_PAD_CONTRAST__CONTRAST,
};
static struct fec_platform_data mx25_fec_pdata = {
@@ -77,6 +103,40 @@ static void __init mx25pdk_fec_reset(void)
gpio_set_value(FEC_RESET_B_GPIO, 1);
}
+static struct mxc_nand_platform_data mx25pdk_nand_board_info = {
+ .width = 1,
+ .hw_ecc = 1,
+ .flash_bbt = 1,
+};
+
+static struct imx_fb_videomode mx25pdk_modes[] = {
+ {
+ .mode = {
+ .name = "CRT-VGA",
+ .refresh = 60,
+ .xres = 640,
+ .yres = 480,
+ .pixclock = 39683,
+ .left_margin = 45,
+ .right_margin = 114,
+ .upper_margin = 33,
+ .lower_margin = 11,
+ .hsync_len = 1,
+ .vsync_len = 1,
+ },
+ .bpp = 16,
+ .pcr = 0xFA208B80,
+ },
+};
+
+static struct imx_fb_platform_data mx25pdk_fb_pdata = {
+ .mode = mx25pdk_modes,
+ .num_modes = ARRAY_SIZE(mx25pdk_modes),
+ .pwmr = 0x00A903FF,
+ .lscr1 = 0x00120300,
+ .dmacr = 0x00020010,
+};
+
static void __init mx25pdk_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads,
@@ -84,6 +144,9 @@ static void __init mx25pdk_init(void)
mxc_register_device(&mxc_uart_device0, &uart_pdata);
mxc_register_device(&mxc_usbh2, NULL);
+ mxc_register_device(&mxc_nand_device, &mx25pdk_nand_board_info);
+ mxc_register_device(&mx25_rtc_device, NULL);
+ mxc_register_device(&mx25_fb_device, &mx25pdk_fb_pdata);
mx25pdk_fec_reset();
mxc_register_device(&mx25_fec_device, &mx25_fec_pdata);
@@ -91,7 +154,7 @@ static void __init mx25pdk_init(void)
static void __init mx25pdk_timer_init(void)
{
- mx25_clocks_init(26000000);
+ mx25_clocks_init();
}
static struct sys_timer mx25pdk_timer = {
@@ -102,7 +165,7 @@ MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)")
/* Maintainer: Freescale Semiconductor, Inc. */
.phys_io = MX25_AIPS1_BASE_ADDR,
.io_pg_offst = ((MX25_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
- .boot_params = PHYS_OFFSET + 0x100,
+ .boot_params = MX25_PHYS_OFFSET + 0x100,
.map_io = mx25_map_io,
.init_irq = mx25_init_irq,
.init_machine = mx25pdk_init,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-25 20:55:50 +0000