aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-mx2/clock_imx21.c
diff options
context:
space:
mode:
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2009-12-11 04:07:15 -0500
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>2010-01-05 04:10:06 -0500
commit5113f81520278ba17c64031fa01aeafc9a83f9d1 (patch)
treeb166e2df4971781053ac6f9ed67f8937e668795d /arch/arm/mach-mx2/clock_imx21.c
parentf9ffaa9ca9889f17ef30b82bc0bf954d141280f8 (diff)
imx/mx2: fold crm_regs.h into its only consumer
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: Russell King <linux@arm.linux.org.uk> Cc: Holger Schurig <hs4233@mail.mn-solutions.de> Cc: Rabin Vincent <rabin@rab.in>
Diffstat (limited to 'arch/arm/mach-mx2/clock_imx21.c')
-rw-r--r--arch/arm/mach-mx2/clock_imx21.c231
1 files changed, 230 insertions, 1 deletions
diff --git a/arch/arm/mach-mx2/clock_imx21.c b/arch/arm/mach-mx2/clock_imx21.c
index 91901b5d56c2..df3ad3836576 100644
--- a/arch/arm/mach-mx2/clock_imx21.c
+++ b/arch/arm/mach-mx2/clock_imx21.c
@@ -23,11 +23,240 @@
23#include <linux/module.h> 23#include <linux/module.h>
24 24
25#include <mach/clock.h> 25#include <mach/clock.h>
26#include <mach/hardware.h>
26#include <mach/common.h> 27#include <mach/common.h>
27#include <asm/clkdev.h> 28#include <asm/clkdev.h>
28#include <asm/div64.h> 29#include <asm/div64.h>
29 30
30#include "crm_regs.h" 31/* Register offsets */
32#define CCM_CSCR (IO_ADDRESS(CCM_BASE_ADDR) + 0x0)
33#define CCM_MPCTL0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x4)
34#define CCM_MPCTL1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x8)
35#define CCM_SPCTL0 (IO_ADDRESS(CCM_BASE_ADDR) + 0xC)
36#define CCM_SPCTL1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x10)
37#define CCM_OSC26MCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x14)
38#define CCM_PCDR0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x18)
39#define CCM_PCDR1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x1c)
40#define CCM_PCCR0 (IO_ADDRESS(CCM_BASE_ADDR) + 0x20)
41#define CCM_PCCR1 (IO_ADDRESS(CCM_BASE_ADDR) + 0x24)
42#define CCM_CCSR (IO_ADDRESS(CCM_BASE_ADDR) + 0x28)
43#define CCM_PMCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x2c)
44#define CCM_PMCOUNT (IO_ADDRESS(CCM_BASE_ADDR) + 0x30)
45#define CCM_WKGDCTL (IO_ADDRESS(CCM_BASE_ADDR) + 0x34)
46
47#define CCM_CSCR_PRESC_OFFSET 29
48#define CCM_CSCR_PRESC_MASK (0x7 << CCM_CSCR_PRESC_OFFSET)
49
50#define CCM_CSCR_USB_OFFSET 26
51#define CCM_CSCR_USB_MASK (0x7 << CCM_CSCR_USB_OFFSET)
52#define CCM_CSCR_SD_OFFSET 24
53#define CCM_CSCR_SD_MASK (0x3 << CCM_CSCR_SD_OFFSET)
54#define CCM_CSCR_SPLLRES (1 << 22)
55#define CCM_CSCR_MPLLRES (1 << 21)
56#define CCM_CSCR_SSI2_OFFSET 20
57#define CCM_CSCR_SSI2 (1 << CCM_CSCR_SSI2_OFFSET)
58#define CCM_CSCR_SSI1_OFFSET 19
59#define CCM_CSCR_SSI1 (1 << CCM_CSCR_SSI1_OFFSET)
60#define CCM_CSCR_FIR_OFFSET 18
61#define CCM_CSCR_FIR (1 << CCM_CSCR_FIR_OFFSET)
62#define CCM_CSCR_SP (1 << 17)
63#define CCM_CSCR_MCU (1 << 16)
64#define CCM_CSCR_BCLK_OFFSET 10
65#define CCM_CSCR_BCLK_MASK (0xf << CCM_CSCR_BCLK_OFFSET)
66#define CCM_CSCR_IPDIV_OFFSET 9
67#define CCM_CSCR_IPDIV (1 << CCM_CSCR_IPDIV_OFFSET)
68
69#define CCM_CSCR_OSC26MDIV (1 << 4)
70#define CCM_CSCR_OSC26M (1 << 3)
71#define CCM_CSCR_FPM (1 << 2)
72#define CCM_CSCR_SPEN (1 << 1)
73#define CCM_CSCR_MPEN 1
74
75#define CCM_MPCTL0_CPLM (1 << 31)
76#define CCM_MPCTL0_PD_OFFSET 26
77#define CCM_MPCTL0_PD_MASK (0xf << 26)
78#define CCM_MPCTL0_MFD_OFFSET 16
79#define CCM_MPCTL0_MFD_MASK (0x3ff << 16)
80#define CCM_MPCTL0_MFI_OFFSET 10
81#define CCM_MPCTL0_MFI_MASK (0xf << 10)
82#define CCM_MPCTL0_MFN_OFFSET 0
83#define CCM_MPCTL0_MFN_MASK 0x3ff
84
85#define CCM_MPCTL1_LF (1 << 15)
86#define CCM_MPCTL1_BRMO (1 << 6)
87
88#define CCM_SPCTL0_CPLM (1 << 31)
89#define CCM_SPCTL0_PD_OFFSET 26
90#define CCM_SPCTL0_PD_MASK (0xf << 26)
91#define CCM_SPCTL0_MFD_OFFSET 16
92#define CCM_SPCTL0_MFD_MASK (0x3ff << 16)
93#define CCM_SPCTL0_MFI_OFFSET 10
94#define CCM_SPCTL0_MFI_MASK (0xf << 10)
95#define CCM_SPCTL0_MFN_OFFSET 0
96#define CCM_SPCTL0_MFN_MASK 0x3ff
97
98#define CCM_SPCTL1_LF (1 << 15)
99#define CCM_SPCTL1_BRMO (1 << 6)
100
101#define CCM_OSC26MCTL_PEAK_OFFSET 16
102#define CCM_OSC26MCTL_PEAK_MASK (0x3 << 16)
103#define CCM_OSC26MCTL_AGC_OFFSET 8
104#define CCM_OSC26MCTL_AGC_MASK (0x3f << 8)
105#define CCM_OSC26MCTL_ANATEST_OFFSET 0
106#define CCM_OSC26MCTL_ANATEST_MASK 0x3f
107
108#define CCM_PCDR0_SSI2BAUDDIV_OFFSET 26
109#define CCM_PCDR0_SSI2BAUDDIV_MASK (0x3f << 26)
110#define CCM_PCDR0_SSI1BAUDDIV_OFFSET 16
111#define CCM_PCDR0_SSI1BAUDDIV_MASK (0x3f << 16)
112#define CCM_PCDR0_NFCDIV_OFFSET 12
113#define CCM_PCDR0_NFCDIV_MASK (0xf << 12)
114#define CCM_PCDR0_48MDIV_OFFSET 5
115#define CCM_PCDR0_48MDIV_MASK (0x7 << CCM_PCDR0_48MDIV_OFFSET)
116#define CCM_PCDR0_FIRIDIV_OFFSET 0
117#define CCM_PCDR0_FIRIDIV_MASK 0x1f
118#define CCM_PCDR1_PERDIV4_OFFSET 24
119#define CCM_PCDR1_PERDIV4_MASK (0x3f << 24)
120#define CCM_PCDR1_PERDIV3_OFFSET 16
121#define CCM_PCDR1_PERDIV3_MASK (0x3f << 16)
122#define CCM_PCDR1_PERDIV2_OFFSET 8
123#define CCM_PCDR1_PERDIV2_MASK (0x3f << 8)
124#define CCM_PCDR1_PERDIV1_OFFSET 0
125#define CCM_PCDR1_PERDIV1_MASK 0x3f
126
127#define CCM_PCCR_HCLK_CSI_OFFSET 31
128#define CCM_PCCR_HCLK_CSI_REG CCM_PCCR0
129#define CCM_PCCR_HCLK_DMA_OFFSET 30
130#define CCM_PCCR_HCLK_DMA_REG CCM_PCCR0
131#define CCM_PCCR_HCLK_BROM_OFFSET 28
132#define CCM_PCCR_HCLK_BROM_REG CCM_PCCR0
133#define CCM_PCCR_HCLK_EMMA_OFFSET 27
134#define CCM_PCCR_HCLK_EMMA_REG CCM_PCCR0
135#define CCM_PCCR_HCLK_LCDC_OFFSET 26
136#define CCM_PCCR_HCLK_LCDC_REG CCM_PCCR0
137#define CCM_PCCR_HCLK_SLCDC_OFFSET 25
138#define CCM_PCCR_HCLK_SLCDC_REG CCM_PCCR0
139#define CCM_PCCR_HCLK_USBOTG_OFFSET 24
140#define CCM_PCCR_HCLK_USBOTG_REG CCM_PCCR0
141#define CCM_PCCR_HCLK_BMI_OFFSET 23
142#define CCM_PCCR_BMI_MASK (1 << CCM_PCCR_BMI_MASK)
143#define CCM_PCCR_HCLK_BMI_REG CCM_PCCR0
144#define CCM_PCCR_PERCLK4_OFFSET 22
145#define CCM_PCCR_PERCLK4_REG CCM_PCCR0
146#define CCM_PCCR_SLCDC_OFFSET 21
147#define CCM_PCCR_SLCDC_REG CCM_PCCR0
148#define CCM_PCCR_FIRI_BAUD_OFFSET 20
149#define CCM_PCCR_FIRI_BAUD_MASK (1 << CCM_PCCR_FIRI_BAUD_MASK)
150#define CCM_PCCR_FIRI_BAUD_REG CCM_PCCR0
151#define CCM_PCCR_NFC_OFFSET 19
152#define CCM_PCCR_NFC_REG CCM_PCCR0
153#define CCM_PCCR_LCDC_OFFSET 18
154#define CCM_PCCR_LCDC_REG CCM_PCCR0
155#define CCM_PCCR_SSI1_BAUD_OFFSET 17
156#define CCM_PCCR_SSI1_BAUD_REG CCM_PCCR0
157#define CCM_PCCR_SSI2_BAUD_OFFSET 16
158#define CCM_PCCR_SSI2_BAUD_REG CCM_PCCR0
159#define CCM_PCCR_EMMA_OFFSET 15
160#define CCM_PCCR_EMMA_REG CCM_PCCR0
161#define CCM_PCCR_USBOTG_OFFSET 14
162#define CCM_PCCR_USBOTG_REG CCM_PCCR0
163#define CCM_PCCR_DMA_OFFSET 13
164#define CCM_PCCR_DMA_REG CCM_PCCR0
165#define CCM_PCCR_I2C1_OFFSET 12
166#define CCM_PCCR_I2C1_REG CCM_PCCR0
167#define CCM_PCCR_GPIO_OFFSET 11
168#define CCM_PCCR_GPIO_REG CCM_PCCR0
169#define CCM_PCCR_SDHC2_OFFSET 10
170#define CCM_PCCR_SDHC2_REG CCM_PCCR0
171#define CCM_PCCR_SDHC1_OFFSET 9
172#define CCM_PCCR_SDHC1_REG CCM_PCCR0
173#define CCM_PCCR_FIRI_OFFSET 8
174#define CCM_PCCR_FIRI_MASK (1 << CCM_PCCR_BAUD_MASK)
175#define CCM_PCCR_FIRI_REG CCM_PCCR0
176#define CCM_PCCR_SSI2_IPG_OFFSET 7
177#define CCM_PCCR_SSI2_REG CCM_PCCR0
178#define CCM_PCCR_SSI1_IPG_OFFSET 6
179#define CCM_PCCR_SSI1_REG CCM_PCCR0
180#define CCM_PCCR_CSPI2_OFFSET 5
181#define CCM_PCCR_CSPI2_REG CCM_PCCR0
182#define CCM_PCCR_CSPI1_OFFSET 4
183#define CCM_PCCR_CSPI1_REG CCM_PCCR0
184#define CCM_PCCR_UART4_OFFSET 3
185#define CCM_PCCR_UART4_REG CCM_PCCR0
186#define CCM_PCCR_UART3_OFFSET 2
187#define CCM_PCCR_UART3_REG CCM_PCCR0
188#define CCM_PCCR_UART2_OFFSET 1
189#define CCM_PCCR_UART2_REG CCM_PCCR0
190#define CCM_PCCR_UART1_OFFSET 0
191#define CCM_PCCR_UART1_REG CCM_PCCR0
192
193#define CCM_PCCR_OWIRE_OFFSET 31
194#define CCM_PCCR_OWIRE_REG CCM_PCCR1
195#define CCM_PCCR_KPP_OFFSET 30
196#define CCM_PCCR_KPP_REG CCM_PCCR1
197#define CCM_PCCR_RTC_OFFSET 29
198#define CCM_PCCR_RTC_REG CCM_PCCR1
199#define CCM_PCCR_PWM_OFFSET 28
200#define CCM_PCCR_PWM_REG CCM_PCCR1
201#define CCM_PCCR_GPT3_OFFSET 27
202#define CCM_PCCR_GPT3_REG CCM_PCCR1
203#define CCM_PCCR_GPT2_OFFSET 26
204#define CCM_PCCR_GPT2_REG CCM_PCCR1
205#define CCM_PCCR_GPT1_OFFSET 25
206#define CCM_PCCR_GPT1_REG CCM_PCCR1
207#define CCM_PCCR_WDT_OFFSET 24
208#define CCM_PCCR_WDT_REG CCM_PCCR1
209#define CCM_PCCR_CSPI3_OFFSET 23
210#define CCM_PCCR_CSPI3_REG CCM_PCCR1
211
212#define CCM_PCCR_CSPI1_MASK (1 << CCM_PCCR_CSPI1_OFFSET)
213#define CCM_PCCR_CSPI2_MASK (1 << CCM_PCCR_CSPI2_OFFSET)
214#define CCM_PCCR_CSPI3_MASK (1 << CCM_PCCR_CSPI3_OFFSET)
215#define CCM_PCCR_DMA_MASK (1 << CCM_PCCR_DMA_OFFSET)
216#define CCM_PCCR_EMMA_MASK (1 << CCM_PCCR_EMMA_OFFSET)
217#define CCM_PCCR_GPIO_MASK (1 << CCM_PCCR_GPIO_OFFSET)
218#define CCM_PCCR_GPT1_MASK (1 << CCM_PCCR_GPT1_OFFSET)
219#define CCM_PCCR_GPT2_MASK (1 << CCM_PCCR_GPT2_OFFSET)
220#define CCM_PCCR_GPT3_MASK (1 << CCM_PCCR_GPT3_OFFSET)
221#define CCM_PCCR_HCLK_BROM_MASK (1 << CCM_PCCR_HCLK_BROM_OFFSET)
222#define CCM_PCCR_HCLK_CSI_MASK (1 << CCM_PCCR_HCLK_CSI_OFFSET)
223#define CCM_PCCR_HCLK_DMA_MASK (1 << CCM_PCCR_HCLK_DMA_OFFSET)
224#define CCM_PCCR_HCLK_EMMA_MASK (1 << CCM_PCCR_HCLK_EMMA_OFFSET)
225#define CCM_PCCR_HCLK_LCDC_MASK (1 << CCM_PCCR_HCLK_LCDC_OFFSET)
226#define CCM_PCCR_HCLK_SLCDC_MASK (1 << CCM_PCCR_HCLK_SLCDC_OFFSET)
227#define CCM_PCCR_HCLK_USBOTG_MASK (1 << CCM_PCCR_HCLK_USBOTG_OFFSET)
228#define CCM_PCCR_I2C1_MASK (1 << CCM_PCCR_I2C1_OFFSET)
229#define CCM_PCCR_KPP_MASK (1 << CCM_PCCR_KPP_OFFSET)
230#define CCM_PCCR_LCDC_MASK (1 << CCM_PCCR_LCDC_OFFSET)
231#define CCM_PCCR_NFC_MASK (1 << CCM_PCCR_NFC_OFFSET)
232#define CCM_PCCR_OWIRE_MASK (1 << CCM_PCCR_OWIRE_OFFSET)
233#define CCM_PCCR_PERCLK4_MASK (1 << CCM_PCCR_PERCLK4_OFFSET)
234#define CCM_PCCR_PWM_MASK (1 << CCM_PCCR_PWM_OFFSET)
235#define CCM_PCCR_RTC_MASK (1 << CCM_PCCR_RTC_OFFSET)
236#define CCM_PCCR_SDHC1_MASK (1 << CCM_PCCR_SDHC1_OFFSET)
237#define CCM_PCCR_SDHC2_MASK (1 << CCM_PCCR_SDHC2_OFFSET)
238#define CCM_PCCR_SLCDC_MASK (1 << CCM_PCCR_SLCDC_OFFSET)
239#define CCM_PCCR_SSI1_BAUD_MASK (1 << CCM_PCCR_SSI1_BAUD_OFFSET)
240#define CCM_PCCR_SSI1_IPG_MASK (1 << CCM_PCCR_SSI1_IPG_OFFSET)
241#define CCM_PCCR_SSI2_BAUD_MASK (1 << CCM_PCCR_SSI2_BAUD_OFFSET)
242#define CCM_PCCR_SSI2_IPG_MASK (1 << CCM_PCCR_SSI2_IPG_OFFSET)
243#define CCM_PCCR_UART1_MASK (1 << CCM_PCCR_UART1_OFFSET)
244#define CCM_PCCR_UART2_MASK (1 << CCM_PCCR_UART2_OFFSET)
245#define CCM_PCCR_UART3_MASK (1 << CCM_PCCR_UART3_OFFSET)
246#define CCM_PCCR_UART4_MASK (1 << CCM_PCCR_UART4_OFFSET)
247#define CCM_PCCR_USBOTG_MASK (1 << CCM_PCCR_USBOTG_OFFSET)
248#define CCM_PCCR_WDT_MASK (1 << CCM_PCCR_WDT_OFFSET)
249
250#define CCM_CCSR_32KSR (1 << 15)
251
252#define CCM_CCSR_CLKMODE1 (1 << 9)
253#define CCM_CCSR_CLKMODE0 (1 << 8)
254
255#define CCM_CCSR_CLKOSEL_OFFSET 0
256#define CCM_CCSR_CLKOSEL_MASK 0x1f
257
258#define SYS_FMCR 0x14 /* Functional Muxing Control Reg */
259#define SYS_CHIP_ID 0x00 /* The offset of CHIP ID register */
31 260
32static int _clk_enable(struct clk *clk) 261static int _clk_enable(struct clk *clk)
33{ 262{