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imx21: R.I.P.

Browse source 
It is broken since ~22 months and nobody takes care of that.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 35487
This commit is contained in:
Gabor Juhos 2013-02-04 15:23:07 +00:00
parent e7dee4ea87
commit 539e0b5b84
8 changed files with 0 additions and 626 deletions
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24
target/linux/imx21/Makefile
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@ -1,24 +0,0 @@
#
# Copyright (C) 2006-2011 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
ARCH:=arm
BOARD:=imx21
BOARDNAME:=Freescale i.MX21
FEATURES:=jffs2 broken
CFLAGS:=-Os -pipe -march=armv5te -mtune=arm926ej-s -fno-caller-saves
LINUX_VERSION:=2.6.37.6
DEVICE_TYPE=phone
define Target/Description
endef
include $(INCLUDE_DIR)/target.mk
$(eval $(call BuildTarget))

132
target/linux/imx21/config-default
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@ -1,132 +0,0 @@
CONFIG_ALIGNMENT_TRAP=y
# CONFIG_ARCH_MX1 is not set
CONFIG_ARCH_MX2=y
# CONFIG_ARCH_MX25 is not set
# CONFIG_ARCH_MX3 is not set
# CONFIG_ARCH_MX5 is not set
CONFIG_ARCH_MXC=y
# CONFIG_ARCH_MXC91231 is not set
CONFIG_ARCH_MXC_AUDMUX_V1=y
CONFIG_ARCH_REQUIRE_GPIOLIB=y
# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
CONFIG_ARCH_SUSPEND_POSSIBLE=y
CONFIG_ARM=y
CONFIG_ARM_L1_CACHE_SHIFT=5
CONFIG_ARM_THUMB=y
CONFIG_BITREVERSE=y
# CONFIG_BLK_DEV is not set
# CONFIG_BLK_DEV_INITRD is not set
CONFIG_CMDLINE="unused -- bootloader passes ATAG list"
CONFIG_COMMON_CLKDEV=y
CONFIG_COMPAT_BRK=y
CONFIG_CPU_32v5=y
CONFIG_CPU_ABRT_EV5TJ=y
CONFIG_CPU_ARM926T=y
# CONFIG_CPU_CACHE_ROUND_ROBIN is not set
CONFIG_CPU_CACHE_VIVT=y
CONFIG_CPU_COPY_V4WB=y
CONFIG_CPU_CP15=y
CONFIG_CPU_CP15_MMU=y
# CONFIG_CPU_DCACHE_WRITETHROUGH is not set
# CONFIG_CPU_ICACHE_DISABLE is not set
CONFIG_CPU_PABRT_LEGACY=y
CONFIG_CPU_TLB_V4WBI=y
CONFIG_DEBUG_BUGVERBOSE=y
# CONFIG_DEBUG_USER is not set
CONFIG_DECOMPRESS_LZMA=y
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
# CONFIG_FPE_FASTFPE is not set
# CONFIG_FPE_NWFPE is not set
CONFIG_FRAME_POINTER=y
# CONFIG_FSNOTIFY is not set
CONFIG_GENERIC_ATOMIC64=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
CONFIG_GENERIC_FIND_LAST_BIT=y
CONFIG_GENERIC_GPIO=y
CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
CONFIG_GPIOLIB=y
# CONFIG_GPIO_IT8761E is not set
CONFIG_GPIO_SYSFS=y
CONFIG_HARDIRQS_SW_RESEND=y
CONFIG_HAS_DMA=y
CONFIG_HAS_IOMEM=y
CONFIG_HAS_IOPORT=y
CONFIG_HAVE_AOUT=y
CONFIG_HAVE_ARCH_KGDB=y
CONFIG_HAVE_CLK=y
CONFIG_HAVE_FUNCTION_TRACER=y
CONFIG_HAVE_GENERIC_DMA_COHERENT=y
CONFIG_HAVE_IDE=y
CONFIG_HAVE_KERNEL_GZIP=y
CONFIG_HAVE_KERNEL_LZMA=y
CONFIG_HAVE_KERNEL_LZO=y
CONFIG_HAVE_KPROBES=y
CONFIG_HAVE_KRETPROBES=y
CONFIG_HAVE_LATENCYTOP_SUPPORT=y
CONFIG_HAVE_OPROFILE=y
CONFIG_HAVE_PERF_EVENTS=y
CONFIG_HAVE_PROC_CPU=y
# CONFIG_HW_RANDOM is not set
CONFIG_IMX_HAVE_IOMUX_V1=y
CONFIG_INPUT=y
CONFIG_INPUT_EVDEV=y
CONFIG_INPUT_KEYBOARD=y
# CONFIG_INPUT_MISC is not set
# CONFIG_ISDN_CAPI is not set
# CONFIG_ISDN_DRV_GIGASET is not set
# CONFIG_ISDN_I4L is not set
CONFIG_KEYBOARD_ATKBD=y
CONFIG_KEYBOARD_GPIO=y
CONFIG_KEYBOARD_IMX=y
# CONFIG_KEYBOARD_LKKBD is not set
# CONFIG_KEYBOARD_MATRIX is not set
# CONFIG_KEYBOARD_NEWTON is not set
# CONFIG_KEYBOARD_STOWAWAY is not set
# CONFIG_KEYBOARD_SUNKBD is not set
# CONFIG_KEYBOARD_XTKBD is not set
CONFIG_LEDS_GPIO=y
# CONFIG_LEDS_TRIGGER_NETDEV is not set
# CONFIG_LKDTM is not set
CONFIG_MACH_MX21=y
# CONFIG_MACH_MX21ADS is not set
# CONFIG_MACH_MX27 is not set
CONFIG_MACH_VP6500=y
# CONFIG_MFD_T7L66XB is not set
# CONFIG_MTD_CFI_INTELEXT is not set
CONFIG_MTD_CMDLINE_PARTS=y
CONFIG_MTD_PHYSMAP=y
# CONFIG_MXC_DEBUG_BOARD is not set
# CONFIG_MXC_IRQ_PRIOR is not set
# CONFIG_MXC_PWM is not set
CONFIG_NEED_DMA_MAP_STATE=y
# CONFIG_NETDEV_1000 is not set
# CONFIG_NET_ETHERNET is not set
CONFIG_PAGEFLAGS_EXTENDED=y
CONFIG_PAGE_OFFSET=0xC0000000
# CONFIG_PCI_SYSCALL is not set
CONFIG_PERF_USE_VMALLOC=y
CONFIG_RATIONAL=y
# CONFIG_SCSI_DMA is not set
CONFIG_SCSI_MOD=y
# CONFIG_SERIAL_8250 is not set
CONFIG_SERIAL_IMX=y
CONFIG_SERIAL_IMX_CONSOLE=y
CONFIG_SERIO=y
# CONFIG_SERIO_ALTERA_PS2 is not set
CONFIG_SERIO_LIBPS2=y
CONFIG_SERIO_SERPORT=y
CONFIG_SPLIT_PTLOCK_CPUS=999999
CONFIG_SYS_SUPPORTS_APM_EMULATION=y
# CONFIG_TREE_PREEMPT_RCU is not set
# CONFIG_UID16 is not set
CONFIG_VECTORS_BASE=0xffff0000
# CONFIG_VFP is not set
# CONFIG_WATCHDOG is not set
CONFIG_XZ_DEC_ARM=y
CONFIG_XZ_DEC_BCJ=y
CONFIG_ZBOOT_ROM_BSS=0x0
CONFIG_ZBOOT_ROM_TEXT=0x0
CONFIG_ZONE_DMA_FLAG=0

255
target/linux/imx21/files/arch/arm/mach-mx2/mach-vp6500.c
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@ -1,255 +0,0 @@
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/physmap.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <mach/imx-uart.h>
#include <mach/imxfb.h>
#include <mach/iomux-mx21.h>
#include <mach/board-vp6500.h>
#include "devices.h"
#include <linux/input.h>
#include <linux/input/matrix_keypad.h>
#include <linux/gpio_keys.h>
#include <linux/pwm_backlight.h>
static unsigned int vp6500_pins[] = {
/* UART1 */
PE12_PF_UART1_TXD,
PE13_PF_UART1_RXD,
#if 0
/* LCDC */
PA5_PF_LSCLK,
PA6_PF_LD0,
PA7_PF_LD1,
PA8_PF_LD2,
PA9_PF_LD3,
PA10_PF_LD4,
PA11_PF_LD5,
PA12_PF_LD6,
PA13_PF_LD7,
PA14_PF_LD8,
PA15_PF_LD9,
PA16_PF_LD10,
PA17_PF_LD11,
PA18_PF_LD12,
PA19_PF_LD13,
PA20_PF_LD14,
PA21_PF_LD15,
PA22_PF_LD16,
PA28_PF_HSYNC,
PA29_PF_VSYNC,
PA30_PF_CONTRAST,
PA31_PF_OE_ACD,
#endif
/* LCD Backlight */
PE5_PF_PWMO,
VP6500_GPIO_BACKLIGHT_EN | GPIO_GPIO | GPIO_OUT,
};
/* Flash */
static struct physmap_flash_data vp6500_flash_data = {
.width = 2,
};
static struct resource vp6500_flash_resource = {
.start = MX21_CS0_BASE_ADDR,
.end = MX21_CS0_BASE_ADDR + SZ_64M - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device vp6500_nor_mtd_device = {
.name = "physmap-flash",
.id = -1,
.dev = {
.platform_data = &vp6500_flash_data,
},
.num_resources = 1,
.resource = &vp6500_flash_resource,
};
/* LEDs */
static struct gpio_led vp6500_leds[] = {
{
.name = "vp6500:orange:keypad",
.gpio = VP6500_GPIO_LED_KEYPAD,
},
{
.name = "vp6500:green:",
.gpio = VP6500_GPIO_LED_GREEN,
.active_low = 1,
.default_state = LEDS_GPIO_DEFSTATE_ON,
},
{
.name = "vp6500:red:",
.gpio = VP6500_GPIO_LED_RED,
},
{
.name = "vp6500:red:camera",
.gpio = VP6500_GPIO_LED_CAMERA,
},
};
static struct gpio_led_platform_data vp6500_leds_data = {
.leds = vp6500_leds,
.num_leds = ARRAY_SIZE(vp6500_leds),
};
static struct platform_device vp6500_leds_device = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &vp6500_leds_data,
},
};
/* Keypad */
static const uint32_t vp6500_keypad_keys[] = {
KEY(0, 3, KEY_F2),
KEY(0, 4, KEY_RIGHT),
KEY(1, 0, KEY_ZOOM),
KEY(1, 1, KEY_NUMERIC_POUND),
KEY(1, 2, KEY_0),
KEY(1, 3, KEY_ENTER),
KEY(1, 4, KEY_8),
KEY(2, 0, KEY_5),
KEY(2, 1, KEY_2),
KEY(2, 2, KEY_DOWN),
KEY(2, 3, KEY_OK),
KEY(2, 4, KEY_UP),
KEY(3, 0, KEY_CAMERA),
KEY(3, 1, KEY_NUMERIC_STAR),
KEY(3, 2, KEY_9),
KEY(3, 3, KEY_LEFT),
KEY(3, 4, KEY_6),
KEY(4, 0, KEY_7),
KEY(4, 1, KEY_4),
KEY(4, 2, KEY_1),
KEY(4, 3, KEY_3),
KEY(4, 4, KEY_F1),
};
static struct matrix_keymap_data vp6500_keypad_data = {
.keymap = vp6500_keypad_keys,
.keymap_size = ARRAY_SIZE(vp6500_keypad_keys),
};
static struct resource vp6500_keypad_resources[] = {
{
.start = MX21_KPP_BASE_ADDR,
.end = MX21_KPP_BASE_ADDR + 0x10 - 1,
.flags = IORESOURCE_MEM,
},
{
.start = MX21_INT_KPP,
.flags = IORESOURCE_IRQ,
}
};
static struct platform_device vp6500_keypad_device = {
.name = "imx-keypad",
.id = 0,
.dev = {
.platform_data = &vp6500_keypad_data,
},
.resource = vp6500_keypad_resources,
.num_resources = ARRAY_SIZE(vp6500_keypad_resources),
};
static struct gpio_keys_button vp6500_keys = {
.gpio = VP6500_GPIO_POWER_KEY,
.code = KEY_POWER,
.desc = "Power button",
.active_low = 1,
};
static struct gpio_keys_platform_data vp6500_key_data = {
.buttons = &vp6500_keys,
.nbuttons = 1,
};
static struct platform_device vp6500_key_device = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &vp6500_key_data,
},
};
/* LCD backlight */
static int vp6500_backlight_notify(struct device *dev, int brightness)
{
gpio_set_value(VP6500_GPIO_BACKLIGHT_EN, !!brightness);
return brightness;
}
static struct platform_pwm_backlight_data vp6500_backlight_data = {
.max_brightness = 255,
.dft_brightness = 100,
.pwm_period_ns = 15000000,
.notify = vp6500_backlight_notify,
};
static struct platform_device vp6500_backlight_device = {
.name = "pwm-backlight",
.id = -1,
.dev = {
.parent = &mxc_pwm_device.dev,
.platform_data = &vp6500_backlight_data,
},
};
static struct platform_device *platform_devices[] __initdata = {
&vp6500_nor_mtd_device,
&vp6500_leds_device,
&vp6500_keypad_device,
&vp6500_key_device,
&vp6500_backlight_device,
};
static void __init vp6500_board_init(void)
{
mxc_gpio_setup_multiple_pins(vp6500_pins, ARRAY_SIZE(vp6500_pins),
"vp6500");
mxc_register_device(&mxc_uart_device0, NULL);
mxc_register_device(&mxc_pwm_device, NULL);
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
}
static void __init vp6500_timer_init(void)
{
mx21_clocks_init(32768, 26000000);
}
static struct sys_timer vp6500_timer = {
.init = vp6500_timer_init,
};
MACHINE_START(VP6500, "Phillips VP6500")
.phys_io = MX21_AIPI_BASE_ADDR,
.io_pg_offst = ((MX21_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
.boot_params = MX21_PHYS_OFFSET + 0x100,
.map_io = mx21_map_io,
.init_irq = mx21_init_irq,
.init_machine = vp6500_board_init,
.timer = &vp6500_timer,
MACHINE_END

17
target/linux/imx21/files/arch/arm/plat-mxc/include/mach/board-vp6500.h
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@ -1,17 +0,0 @@
#ifndef __BOARD_VP6500__
#define __BOARD_VP6500__
#define VP6500_GPIO_POWER_KEY GPIO_PORTB | 5
#define VP6500_GPIO_CAMERA_DIRECTION GPIO_PORTB | 13
#define VP6500_GPIO_LED_KEYPAD GPIO_PORTC | 18
#define VP6500_GPIO_AMP_ENABLE GPIO_PORTC | 25
#define VP6500_GPIO_LED_RED GPIO_PORTC | 27
#define VP6500_GPIO_LED_GREEN GPIO_PORTC | 28
#define VP6500_GPIO_LED_CAMERA GPIO_PORTC | 29
#define VP6500_GPIO_BACKLIGHT_EN GPIO_PORTE | 10
#define VP6500_GPIO_TLV_RESET GPIO_PORTB | 27
#define VP6500_GPIO_TLV_ENABLE GPIO_PORTC | 25
#endif

28
target/linux/imx21/image/Makefile
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@ -1,28 +0,0 @@
#
# Copyright (C) 2010 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
JFFS2_BLOCKSIZE=128k 16k
#JFFS2OPTS += -n -s 2048
JFFS2OPTS += -n
define Image/BuildKernel
mkdir -p $(BIN_DIR)
cp $(KDIR)/vmlinuz $(BIN_DIR)/$(IMG_PREFIX)-zImage
endef
define Image/Prepare
cp $(LINUX_DIR)/arch/arm/boot/zImage $(KDIR)/vmlinuz
endef
define Image/Build/squashfs
$(call prepare_generic_squashfs,$(BIN_DIR)/$(IMG_PREFIX)-root.$(1))
endef
$(eval $(call BuildImage))

22
target/linux/imx21/patches/010-mach-vp6500.patch
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@ -1,22 +0,0 @@
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -83,6 +83,12 @@ if MACH_MX27
comment "MX27 platforms:"
+config MACH_VP6500
+ bool "Phillips VP6500 VoIP phone"
+ depends on MACH_MX21
+ help
+ Include support for the Phillips VP6500 VoIP phone.
+
config MACH_MX27ADS
bool "MX27ADS platform"
select IMX_HAVE_PLATFORM_IMX_I2C
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -32,3 +32,4 @@ obj-$(CONFIG_MACH_CPUIMX27) += mach-cpui
obj-$(CONFIG_MACH_EUKREA_MBIMX27_BASEBOARD) += eukrea_mbimx27-baseboard.o
obj-$(CONFIG_MACH_PCA100) += mach-pca100.o
obj-$(CONFIG_MACH_MXT_TD60) += mach-mxt_td60.o
+obj-$(CONFIG_MACH_VP6500) += mach-vp6500.o

11
target/linux/imx21/patches/011-mach-type.patch
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@ -1,11 +0,0 @@
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -530,7 +530,7 @@ sg560 MACH_SG560 SG560 513
dp1000 MACH_DP1000 DP1000 514
omap_osk MACH_OMAP_OSK OMAP_OSK 515
rg100v3 MACH_RG100V3 RG100V3 516
-mx2ads MACH_MX2ADS MX2ADS 517
+vp6500 MACH_VP6500 VP6500 517
pxa_kilo MACH_PXA_KILO PXA_KILO 518
ixp4xx_eagle MACH_IXP4XX_EAGLE IXP4XX_EAGLE 519
tosa MACH_TOSA TOSA 520

137
target/linux/imx21/patches/040-pwm.patch
View file

@ -1,137 +0,0 @@
--- a/arch/arm/plat-mxc/pwm.c
+++ b/arch/arm/plat-mxc/pwm.c
@@ -25,6 +25,11 @@
#define MX1_PWMS 0x04 /* PWM Sample Register */
#define MX1_PWMP 0x08 /* PWM Period Register */
+#define MX1_PWMC_EN (1 << 4)
+#define MX1_PWMC_PRESCALER_MASK (0x7f << 8)
+#define MX1_PWMC_PRESCALER(x) ((x & 0x7f) << 8)
+#define MX1_PWMC_CLKSEL_MASK 0x3
+#define MX1_PWMC_CLKSEL(x) ((x & 0x3))
/* i.MX27, i.MX31, i.MX35 share the same PWM function block: */
@@ -54,26 +59,33 @@ struct pwm_device {
int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns)
{
+ unsigned long long c;
+ unsigned long period_cycles, duty_cycles, prescale;
+
if (pwm == NULL || period_ns == 0 || duty_ns > period_ns)
return -EINVAL;
+ c = clk_get_rate(pwm->clk);
+
+ c = c * period_ns;
+
+ if (cpu_is_mx1() || cpu_is_mx2())
+ c >>= 1;
+
+ do_div(c, 1000000000);
+ period_cycles = c;
+
+ prescale = period_cycles / 0x10000 + 1;
+
+ period_cycles /= prescale;
+ c = (unsigned long long)period_cycles * duty_ns;
+ do_div(c, period_ns);
+ duty_cycles = c;
+
+
if (cpu_is_mx27() || cpu_is_mx3() || cpu_is_mx25()) {
- unsigned long long c;
- unsigned long period_cycles, duty_cycles, prescale;
u32 cr;
- c = clk_get_rate(pwm->clk);
- c = c * period_ns;
- do_div(c, 1000000000);
- period_cycles = c;
-
- prescale = period_cycles / 0x10000 + 1;
-
- period_cycles /= prescale;
- c = (unsigned long long)period_cycles * duty_ns;
- do_div(c, period_ns);
- duty_cycles = c;
-
writel(duty_cycles, pwm->mmio_base + MX3_PWMSAR);
writel(period_cycles, pwm->mmio_base + MX3_PWMPR);
@@ -86,25 +98,28 @@ int pwm_config(struct pwm_device *pwm, i
writel(cr, pwm->mmio_base + MX3_PWMCR);
} else if (cpu_is_mx1() || cpu_is_mx21()) {
- /* The PWM subsystem allows for exact frequencies. However,
- * I cannot connect a scope on my device to the PWM line and
- * thus cannot provide the program the PWM controller
- * exactly. Instead, I'm relying on the fact that the
- * Bootloader (u-boot or WinCE+haret) has programmed the PWM
- * function group already. So I'll just modify the PWM sample
- * register to follow the ratio of duty_ns vs. period_ns
- * accordingly.
- *
- * This is good enough for programming the brightness of
- * the LCD backlight.
- *
- * The real implementation would divide PERCLK[0] first by
- * both the prescaler (/1 .. /128) and then by CLKSEL
- * (/2 .. /16).
- */
- u32 max = readl(pwm->mmio_base + MX1_PWMP);
- u32 p = max * duty_ns / period_ns;
- writel(max - p, pwm->mmio_base + MX1_PWMS);
+ unsigned long clksel = 0;
+ u32 ctrl;
+
+ while (prescale >= 0x80 && clksel < 4) {
+ prescale >>= 1;
+ ++clksel;
+ }
+
+ if (clksel > 3)
+ return -EINVAL;
+
+ ctrl = readl(pwm->mmio_base + MX1_PWMC);
+ writel(ctrl & ~MX1_PWMC_EN, pwm->mmio_base + MX1_PWMC);
+
+ writel(duty_cycles, pwm->mmio_base + MX1_PWMS);
+ writel(period_cycles, pwm->mmio_base + MX1_PWMP);
+
+ ctrl &= ~(MX1_PWMC_PRESCALER_MASK | MX1_PWMC_CLKSEL_MASK);
+ ctrl |= MX1_PWMC_PRESCALER(prescale);
+ ctrl |= MX1_PWMC_CLKSEL(clksel);
+ writel(ctrl, pwm->mmio_base + MX1_PWMC);
+
} else {
BUG();
}
@@ -116,6 +131,11 @@ EXPORT_SYMBOL(pwm_config);
int pwm_enable(struct pwm_device *pwm)
{
int rc = 0;
+ if (cpu_is_mx1() || cpu_is_mx2()) {
+ u32 ctrl;
+ ctrl = readl(pwm->mmio_base + MX1_PWMC);
+ writel(ctrl | MX1_PWMC_EN, pwm->mmio_base + MX1_PWMC);
+ }
if (!pwm->clk_enabled) {
rc = clk_enable(pwm->clk);
@@ -128,7 +148,13 @@ EXPORT_SYMBOL(pwm_enable);
void pwm_disable(struct pwm_device *pwm)
{
- writel(0, pwm->mmio_base + MX3_PWMCR);
+ if (cpu_is_mx27() || cpu_is_mx3() || cpu_is_mx25()) {
+ writel(0, pwm->mmio_base + MX3_PWMCR);
+ } else if (cpu_is_mx1() || cpu_is_mx2()) {
+ u32 ctrl;
+ ctrl = readl(pwm->mmio_base + MX1_PWMC);
+ writel(ctrl & ~MX1_PWMC_EN, pwm->mmio_base + MX1_PWMC);
+ }
if (pwm->clk_enabled) {
clk_disable(pwm->clk);